diff options
Diffstat (limited to 'lib/asn1')
101 files changed, 8543 insertions, 19219 deletions
diff --git a/lib/asn1/c_src/Makefile b/lib/asn1/c_src/Makefile index a73d01a83a..70238335c4 100644 --- a/lib/asn1/c_src/Makefile +++ b/lib/asn1/c_src/Makefile @@ -66,13 +66,8 @@ NIF_SHARED_OBJ_FILE = $(LIBDIR)/asn1_erl_nif.dll CLIB_FLAGS = LN=cp else -ifeq ($(findstring vxworks,$(TARGET)),vxworks) -NIF_SHARED_OBJ_FILE = $(LIBDIR)/asn1_erl_nif.eld -CLIB_FLAGS = -else NIF_SHARED_OBJ_FILE = $(LIBDIR)/asn1_erl_nif.so CLIB_FLAGS = -lc -endif LN= ln -s endif @@ -99,10 +94,10 @@ docs: $(OBJDIR)/%.o: %.c - $(CC) -c $(CFLAGS) -O3 -o $@ $< + $(V_CC) -c $(CFLAGS) -O3 -o $@ $< $(NIF_SHARED_OBJ_FILE): $(NIF_OBJ_FILES) - $(LD) $(LDFLAGS) -o $(NIF_SHARED_OBJ_FILE) $(NIF_OBJ_FILES) $(CLIB_FLAGS) $(LIBS) + $(V_LD) $(LDFLAGS) -o $(NIF_SHARED_OBJ_FILE) $(NIF_OBJ_FILES) $(CLIB_FLAGS) $(LIBS) # ---------------------------------------------------- # Release Target diff --git a/lib/asn1/c_src/asn1_erl_nif.c b/lib/asn1/c_src/asn1_erl_nif.c index 26803a25a4..b3dd312fed 100644 --- a/lib/asn1/c_src/asn1_erl_nif.c +++ b/lib/asn1/c_src/asn1_erl_nif.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2012. All Rights Reserved. + * Copyright Ericsson AB 2002-2013. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -27,7 +27,6 @@ #define ASN1_OK 0 #define ASN1_ERROR -1 #define ASN1_COMPL_ERROR 1 -#define ASN1_MEMORY_ERROR 0 #define ASN1_DECODE_ERROR 2 #define ASN1_TAG_ERROR -3 #define ASN1_LEN_ERROR -4 @@ -851,11 +850,8 @@ int ber_decode_begin(ErlNifEnv* env, ERL_NIF_TERM *term, unsigned char *in_buf, }; // The remaining binary after one ASN1 segment has been decoded - if ((rest_data = enif_make_new_binary(env, in_buf_len - ib_index, &rest)) - == NULL) { - *term = enif_make_atom(env, "could_not_alloc_binary"); - return ASN1_ERROR; - } + rest_data = enif_make_new_binary(env, in_buf_len - ib_index, &rest); + memcpy(rest_data, in_buf+ib_index, in_buf_len - ib_index); *term = enif_make_tuple2(env, decoded_term, rest); return ASN1_OK; @@ -1222,7 +1218,33 @@ static ERL_NIF_TERM encode_per_complete(ErlNifEnv* env, int argc, return enif_make_binary(env, &out_binary); } -static ERL_NIF_TERM decode_ber_tlv(ErlNifEnv* env, int argc, +static ERL_NIF_TERM +make_ber_error_term(ErlNifEnv* env, unsigned int return_code, + unsigned int err_pos) +{ + ERL_NIF_TERM reason; + ERL_NIF_TERM t; + + switch (return_code) { + case ASN1_TAG_ERROR: + reason = enif_make_atom(env, "invalid_tag"); + break; + case ASN1_LEN_ERROR: + case ASN1_INDEF_LEN_ERROR: + reason = enif_make_atom(env, "invalid_length"); + break; + case ASN1_VALUE_ERROR: + reason = enif_make_atom(env, "invalid_value"); + break; + default: + reason = enif_make_atom(env, "unknown"); + break; + } + t = enif_make_tuple2(env, reason, enif_make_int(env, err_pos)); + return enif_make_tuple2(env, enif_make_atom(env, "error"), t); +} + +static ERL_NIF_TERM decode_ber_tlv_raw(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { ErlNifBinary in_binary; ERL_NIF_TERM return_term; @@ -1231,11 +1253,11 @@ static ERL_NIF_TERM decode_ber_tlv(ErlNifEnv* env, int argc, if (!enif_inspect_iolist_as_binary(env, argv[0], &in_binary)) return enif_make_badarg(env); - if ((return_code = ber_decode_begin(env, &return_term, in_binary.data, - in_binary.size, &err_pos)) != ASN1_OK - ) - return enif_make_tuple2(env, enif_make_atom(env,"error"), enif_make_tuple2(env, - enif_make_int(env, return_code),enif_make_int(env, err_pos))); + return_code = ber_decode_begin(env, &return_term, in_binary.data, + in_binary.size, &err_pos); + if (return_code != ASN1_OK) { + return make_ber_error_term(env, return_code, err_pos); + } return return_term; } @@ -1298,8 +1320,10 @@ static void unload(ErlNifEnv* env, void* priv_data) { } -static ErlNifFunc nif_funcs[] = { { "encode_per_complete", 1, - encode_per_complete }, { "decode_ber_tlv", 1, decode_ber_tlv }, { - "encode_ber_tlv", 1, encode_ber_tlv } }; +static ErlNifFunc nif_funcs[] = { + { "encode_per_complete", 1, encode_per_complete }, + { "decode_ber_tlv_raw", 1, decode_ber_tlv_raw }, + { "encode_ber_tlv", 1, encode_ber_tlv }, +}; ERL_NIF_INIT(asn1rt_nif, nif_funcs, load, NULL, upgrade, unload) diff --git a/lib/asn1/doc/src/asn1_ug.xml b/lib/asn1/doc/src/asn1_ug.xml index 1b399fb641..362ca9330f 100644 --- a/lib/asn1/doc/src/asn1_ug.xml +++ b/lib/asn1/doc/src/asn1_ug.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>1997</year><year>2011</year> + <year>1997</year><year>2013</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -186,13 +186,21 @@ END </pre> The following shows how the compiler can be called from the Erlang shell:</p> <pre> -1><input>asn1ct:compile("People",[ber_bin]).</input> +1><input>asn1ct:compile("People", [ber]).</input> +ok +2> </pre> + + <p>The <c>verbose</c> option can be given to have information + about the generated files printed:</p> + <pre> +2><input>asn1ct:compile("People", [ber,verbose]).</input> Erlang ASN.1 compiling "People.asn" --{generated,"People.asn1db"}-- --{generated,"People.hrl"}-- --{generated,"People.erl"}-- ok -2> </pre> +3> </pre> + <p>The ASN.1 module People is now accepted and the abstract syntax tree is saved in the <c>People.asn1db</c> file, the generated Erlang code is compiled using the Erlang compiler and @@ -229,7 +237,7 @@ receive constructed and encoded using <c>'People':encode('Person',Answer)</c> which takes an instance of a defined ASN.1 type and transforms it to a - (possibly) nested list of bytes according to the BER or PER + binary according to the BER or PER encoding-rules. <br></br> The encoder and the decoder can also be run from @@ -239,24 +247,12 @@ The encoder and the decoder can also be run from <pre> 2> <input>Rockstar = {'Person',"Some Name",roving,50}.</input> {'Person',"Some Name",roving,50} -3> <input>{ok,Bytes} = asn1rt:encode('People','Person',Rockstar).</input> -{ok,[<<243>>, - [17], - [19,9,"Some Name"], - [2,1,[2]], - [2,1,"2"]]} -4> <input>Bin = list_to_binary(Bytes).</input> -<<243,17,19,9,83,111,109,101,32,78,97,109,101,2,1,2,2,1,50>> -5> <input>{ok,Person} = asn1rt:decode('People','Person',Bin).</input> +3> <input>{ok,Bin} = asn1rt:encode('People','Person',Rockstar).</input> +{ok,<<243,17,19,9,83,111,109,101,32,78,97,109,101,2,1,2, + 2,1,50>>} +4> <input>{ok,Person} = asn1rt:decode('People','Person',Bin).</input> {ok,{'Person',"Some Name",roving,50}} -6> </pre> - <p>Notice that the result from <c>encode</c> is a nested list which - must be turned into a binary before the call to <c>decode</c>. A - binary is necessary as input to decode since the module was compiled - with the <c>ber_bin</c> option - The reason for returning a nested list is that it is faster to produce - and the <c>list_to_binary</c> operation is - performed automatically when the list is sent via the Erlang port mechanism.</p> +5> </pre> </section> <section> @@ -305,17 +301,15 @@ The encoder and the decoder can also be run from ASN.1 compiler:</p> <pre> erlc Person.asn -erlc -bper_bin Person.asn -erlc -bber_bin +optimize ../Example.asn +erlc -bper Person.asn +erlc -bber ../Example.asn erlc -o ../asnfiles -I ../asnfiles -I /usr/local/standards/asn1 Person.asn </pre> <p>The useful options for the ASN.1 compiler are:</p> <taglist> - <tag><c>-b[ber | per | ber_bin | per_bin | uper_bin]</c></tag> + <tag><c>-b[ber | per | uper]</c></tag> <item> <p>Choice of encoding rules, if omitted <c>ber</c> is the - default. The <c>ber_bin</c> and <c>per_bin</c> options - allows for optimizations and are therefore recommended - instead of the <c>ber</c> and <c>per</c> options.</p> + default.</p> </item> <tag><c>-o OutDirectory</c></tag> <item> @@ -330,51 +324,14 @@ erlc -o ../asnfiles -I ../asnfiles -I /usr/local/standards/asn1 Person.asn are several places to search in. The compiler will always search the current directory first.</p> </item> - <tag><c>+compact_bit_string</c></tag> - <item> - <p>Gives the user the option to use a compact format of the BIT - STRING type to save memory space, typing space and - increase encode/decode performance, for details see - <seealso marker="#BIT STRING">BIT STRING </seealso>type section.</p> - </item> <tag><c>+der</c></tag> <item> - <p>DER encoding rule. Only when using <c>-ber</c> or - <c>-ber_bin</c> option.</p> - </item> - <tag><c>+optimize</c></tag> - <item> - <p>This flag has effect only when used together with one of - <c>per_bin</c> or <c>ber_bin</c> flags. It gives time optimized - code in the generated modules and it uses another runtime module. - In the <c>per_bin</c> case a nif is used. The - result from an encode is a binary.</p> - <p><em>When this flag is used you cannot use the old format</em><c>{TypeName,Value}</c> when you encode values. Since it is - an unnecessary construct it has been removed in favor of - performance. It - is neither admitted to construct SEQUENCE or SET component values - with the format <c>{ComponentName,Value}</c> since it also is - unnecessary. The only case were it is necessary is in a CHOICE, - were you have to pass values to the right component by specifying - <c>{ComponentName,Value}</c>. See also about - <seealso marker="#TypeNameValue">{Typename,Value}</seealso> below - and in the sections for each type.</p> - </item> - <tag><c>+driver</c></tag> - <item> - <p>As of R15B this means the same as the <c>nif</c> option. Kept for - backwards compatability reasons.</p> - </item> - <tag><c>+nif</c></tag> - <item> - <p>Together with the flags <c>ber_bin</c> - and <c>optimize</c> you choose to use a nif for considerable - faster encode and decode. </p> + <p>DER encoding rule. Only when using <c>-ber</c> option.</p> </item> <tag><c>+asn1config</c></tag> <item> <p>This functionality works together with the flags - <c>ber_bin</c> and <c>optimize</c>. You enables the + <c>ber</c>. It enables the specialized decodes, see the <seealso marker="asn1_spec">Specialized Decode</seealso> chapter. </p> </item> @@ -388,22 +345,6 @@ erlc -o ../asnfiles -I ../asnfiles -I /usr/local/standards/asn1 Person.asn list or a binary. Earlier versions of the compiler ignored those following bytes.</p> </item> - <tag><c>{inline,OutputName}</c></tag> - <item> - <p>Compiling with this option gives one output module - containing all asn1 run-time functionality. The asn1 specs - are provided in a target module <c>Module.set.asn</c> as - described in the <seealso marker="asn1ct#asn1set">reference manual</seealso>. The name of the resulting module - containing generated encode/decode functions and inlined - run-time functions will be <c>OutputName.erl</c>. The - merging/inlining of code is done by the <c>igor</c> module - of <c>syntax_tools</c>. By default the functions generated - from the first asn1 spec in the <c>.set.asn</c> are - exported, unless a <c>{export,[atom()]}</c> or - <c>{export_all,true}</c> option are provided. The list of - atoms are names of choosen asn1 specs from the - <c>.set.asn</c> file. See further examples of usage <seealso marker="#inlineExamples">below</seealso></p> - </item> <tag><c>+'Any Erlc Option'</c></tag> <item> <p>You may add any option to the Erlang compiler when @@ -413,7 +354,6 @@ erlc -o ../asnfiles -I ../asnfiles -I /usr/local/standards/asn1 Person.asn </item> </taglist> <p>For a complete description of <c>erlc</c> see Erts Reference Manual.</p> - <p>For preferred option use see <seealso marker="#preferred option use">Preferred Option Use</seealso> section.</p> <p>The compiler and other compile-time functions can also be invoked from the Erlang shell. Below follows a brief description of the primary functions, for a @@ -429,9 +369,9 @@ asn1ct:compile("H323-MESSAGES.asn1"). </pre> <p>which equals:</p> <pre> asn1ct:compile("H323-MESSAGES.asn1",[ber]). </pre> - <p>If one wants PER encoding with optimizations:</p> + <p>If one wants PER encoding:</p> <pre> -asn1ct:compile("H323-MESSAGES.asn1",[per_bin,optimize]). </pre> +asn1ct:compile("H323-MESSAGES.asn1",[per]). </pre> <p>The generic encode and decode functions can be invoked like this:</p> <pre> asn1ct:encode('H323-MESSAGES','SomeChoiceType',{call,"octetstring"}). @@ -443,269 +383,6 @@ asn1ct:decode('H323-MESSAGES','SomeChoiceType',Bytes). </pre> </section> <section> - <marker id="preferred option use"></marker> - <title>Preferred Option Use</title> - <p> - It may not be obvious which compile options best fit a - situation. This section describes the format of the result of - encode and decode. It also gives some performance statistics - when using certain options. Finally there is a recommendation - which option combinations should be used. - </p> - <p> - The default option is <c>ber</c>. It is the same backend as - <c>ber_bin</c> except that the result of encode is transformed - to a flat list. Below is a table that gives the different - formats of input and output of encode and decode using the - <em>allowed combinations</em> of coding and optimization - options: (EAVF stands for how ASN1 values are represented in - Erlang which is described in the <seealso - marker="#ASN1Types">ASN1 Types chapter</seealso>) - </p> - <table> - <row> - <cell align="left" valign="middle"><em>Encoding Rule</em></cell> - <cell align="left" valign="middle"><em>Compile options, allowed combinations</em></cell> - <cell align="left" valign="middle"><em>encode input</em></cell> - <cell align="left" valign="middle"><em>encode output</em></cell> - <cell align="left" valign="middle"><em>decode input</em></cell> - <cell align="left" valign="middle"><em>decode output</em></cell> - </row> - <row> - <cell align="left" valign="middle">BER</cell> - <cell align="left" valign="middle">[ber] (default)</cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">flat list</cell> - <cell align="left" valign="middle">flat list / binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">BER</cell> - <cell align="left" valign="middle">[ber_bin]</cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">BER</cell> - <cell align="left" valign="middle"><em>[ber_bin, optimize]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">BER</cell> - <cell align="left" valign="middle"><em>[ber_bin, optimize, nif]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">iolist / binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">PER aligned variant</cell> - <cell align="left" valign="middle">[per]</cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">flat list</cell> - <cell align="left" valign="middle">flat list</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">PER aligned variant</cell> - <cell align="left" valign="middle"><em>[per_bin]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist / binary</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">PER aligned variant</cell> - <cell align="left" valign="middle"><em>[per_bin, optimize]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">PER unaligned variant</cell> - <cell align="left" valign="middle"><em>[uper_bin]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - - <row> - <cell align="left" valign="middle">DER</cell> - <cell align="left" valign="middle">[(ber), der]</cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">flat list</cell> - <cell align="left" valign="middle">flat list / binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">DER</cell> - <cell align="left" valign="middle">[ber_bin, der]</cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">DER</cell> - <cell align="left" valign="middle"><em>[ber_bin, optimize, der]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - <row> - <cell align="left" valign="middle">DER</cell> - <cell align="left" valign="middle"><em>[ber_bin, optimize, nif, der]</em></cell> - <cell align="left" valign="middle">EAVF</cell> - <cell align="left" valign="middle">iolist</cell> - <cell align="left" valign="middle">binary</cell> - <cell align="left" valign="middle">EAVF</cell> - </row> - - - <tcaption>The output / input formats for different combinations of compile options.</tcaption> - </table> - <p> - Encode / decode speed comparison in one user case for the above - alternatives (except <c>DER</c>) is showed in the table below. The - <c>DER</c> alternatives are slower than their corresponding - <c>BER</c> alternative. - </p> - - <table> - <row> - <cell align="left" valign="middle"><em>compile options</em></cell> - <cell align="left" valign="middle"><em>encode time</em></cell> - <cell align="left" valign="middle"><em>decode time</em></cell> - </row> - <row> - <cell align="left" valign="middle">[ber]</cell> - <cell align="left" valign="middle">120</cell> - <cell align="left" valign="middle">162</cell> - </row> - <row> - <cell align="left" valign="middle">[ber_bin]</cell> - <cell align="left" valign="middle">124</cell> - <cell align="left" valign="middle">154</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize]</em></cell> - <cell align="left" valign="middle">50</cell> - <cell align="left" valign="middle">78</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize, driver]</em></cell> - <cell align="left" valign="middle">50</cell> - <cell align="left" valign="middle">62</cell> - </row> - <row> - <cell align="left" valign="middle">[per]</cell> - <cell align="left" valign="middle">141</cell> - <cell align="left" valign="middle">133</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[per_bin]</em></cell> - <cell align="left" valign="middle">125</cell> - <cell align="left" valign="middle">123</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[per_bin, optimize]</em></cell> - <cell align="left" valign="middle">77</cell> - <cell align="left" valign="middle">72</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[uper_bin]</em></cell> - <cell align="left" valign="middle">97</cell> - <cell align="left" valign="middle">104</cell> - </row> - <tcaption> - One example of difference in speed for the compile option alternatives. - </tcaption> - </table> - - <p> - The compile options <c>ber</c>, <c>per</c> and - <c>driver</c> are kept for backwards compatibility and should not be - used in new code. The nif implementation which replaces the linked-in - driver has been shown to be about 5-15% faster. - </p> - <p> - You are strongly recommended to use the appropriate alternative - of the bold typed options. The <c>optimize</c> and - <c>nif</c> options does not affect the encode or decode - result, just the time spent in run-time. When <c>ber_bin</c> and - <c>nif</c> or <c>per_bin</c> and <c>optimize</c> is - combined the C-code nif is used in chosen parts of encode / - decode procedure. - </p> - <table> - <row> - <cell align="left" valign="middle"><em>Compile options, allowed combinations</em></cell> - <cell align="left" valign="middle"><em>use of nif</em></cell> - </row> - <row> - <cell align="left" valign="middle">[ber]</cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle">[ber_bin]</cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize]</em></cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize, nif]</em></cell> - <cell align="left" valign="middle">yes</cell> - </row> - <row> - <cell align="left" valign="middle">[per]</cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[per_bin]</em></cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[per_bin, optimize]</em></cell> - <cell align="left" valign="middle">yes</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[uper_bin]</em></cell> - <cell align="left" valign="middle">no</cell> - </row> - - <row> - <cell align="left" valign="middle">[(ber), der]</cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle">[ber_bin, der]</cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize, der]</em></cell> - <cell align="left" valign="middle">no</cell> - </row> - <row> - <cell align="left" valign="middle"><em>[ber_bin, optimize, nif, der]</em></cell> - <cell align="left" valign="middle">yes</cell> - </row> - - - <tcaption>When the ASN1 nif is used.</tcaption> - </table> - - </section> - <section> <title>Run-time Functions</title> <p>A brief description of the major functions is given here. For a complete description of each function see @@ -719,9 +396,9 @@ asn1rt:decode('H323-MESSAGES','SomeChoiceType',Bytes). </pre> 'H323-MESSAGES':encode('SomeChoiceType',{call,"octetstring"}). 'H323-MESSAGES':decode('SomeChoiceType',Bytes). </pre> <p>The asn1 nif is enabled in two occasions: encoding of - asn1 values when the asn1 spec is compiled with <c>per_bin</c> and - <c>optimize</c> or decode of encoded asn1 values when the asn1 spec is - compiled with <c>ber_bin</c>, <c>optimize</c> and <c>nif</c>. In + asn1 values when the asn1 spec is compiled with <c>per</c> and + or decode of encoded asn1 values when the asn1 spec is + compiled with <c>ber</c>. In those cases the nif will be loaded automatically at the first call to <c>encode</c>/<c>decode</c>. If one doesn't want the performance overhead of the nif being loaded at the first call it is possible @@ -754,21 +431,8 @@ asn1rt:decode('H323-MESSAGES','SomeChoiceType',Bytes). </pre> any reason. Maybe you need to compile the same specs for different encoding/decoding standards.</item> <item>You want only one resulting module.</item> - <item>If it is crucial to have a minimal system. Using - <c>{inline,OutputModule}</c> includes all necessary run-time - functions of the asn1 application, but skips those modules not - used.</item> - <item>Upgrading issues: Even if you upgrade your Erlang system - you may want to continue running the old asn1 run-time - functionality.</item> - <item>Performance issues: If you have an asn1 system with a lot - of cross references you may gain in performance. Measurements - must be done for each case.</item> </list> - <p>You may choose either the plain multi file compilation that just - merges the chosen asn1 specs or the <c>{inline,OutputModule}</c> - that also includes the used asn1 run-time functionality.</p> - <p>For both cases you need to specify which asn1 specs you will + <p>You need to specify which asn1 specs you will compile in a module that must have the extension <c>.set.asn</c>. You chose name of the module and provide the names of the asn1 specs. For instance, if you have the specs @@ -782,17 +446,7 @@ File3.asn </pre> <code type="none"> ~> erlc MyModule.set.asn </code> <p>the result will be one merged module <c>MyModule.erl</c> with - the generated code from the three asn1 specs. But if you compile - with:</p> - <code type="none"> -~> erlc +"{inline,'OutputModule'}" MyModule.set.asn </code> - <p>the result will be a module <c>OutputModule.erl</c> that - contains all encode/decode functions for the three asn1 specs and - all used functions from the asn1 run-time modules, in this case - <c>asn1rt_ber_bin</c>. In the former case all encode/decode - functions are exported but in the latter only the encode/decode - functions of the first spec in the <c>.set.asn</c>, i.e. those - from <c>File1.asn</c>. + the generated code from the three asn1 specs. </p> </section> @@ -868,26 +522,6 @@ Operational ::= BOOLEAN --ASN.1 definition </pre> <pre> Val = true, {ok,Bytes}=asn1rt:encode(MyModule,'Operational',Val), </pre> - <p>For historical reasons it is also possible to assign ASN.1 values - in Erlang using a tuple notation - with type and value as this</p> - <pre> -Val = {'Operational',true} </pre> - <warning> - <marker id="warning"></marker> - <p>The tuple notation, <c>{Typename, Value}</c> is only kept - because of backward compatibility and may be withdrawn in a - future release. If the notation is used the <c>Typename</c> - element must be spelled correctly, otherwise a run-time error - will occur. - </p> - <p>If the ASN.1 module is compiled with the flags - <c>per_bin</c> or <c>ber_bin</c> and <c>optimize</c> it is not - allowed to use the tuple notation. That possibility has been - removed due to performance reasons. Neither is it allowed to - use the <c>{ComponentName,Value}</c> notation in case of a - SEQUENCE or SET type.</p> - </warning> <p>Below follows a description of how values of each type can be represented in Erlang. </p> @@ -1008,7 +642,7 @@ Day1 = saturday, <section> <marker id="BIT STRING"></marker> - <title>BIT STRING </title> + <title>BIT STRING</title> <p>The BIT STRING type can be used to model information which is made up of arbitrary length series of bits. It is intended to be used for a selection of flags, not for binary files. <br></br> @@ -1019,56 +653,66 @@ Day1 = saturday, Bits1 ::= BIT STRING Bits2 ::= BIT STRING {foo(0),bar(1),gnu(2),gnome(3),punk(14)} </pre> - <p>There are four different notations available for representation of + <p>There are five different notations available for representation of BIT STRING values in Erlang and as input to the encode functions.</p> <list type="ordered"> - <item>A list of binary digits (0 or 1).</item> - <item>A hexadecimal number (or an integer). This format should be - avoided, since it is easy to misinterpret a <c>BIT STRING</c> - value in this format. This format may be withdrawn in a future - release.</item> + <item>A bitstring. By default, a BIT STRING with no + symbolic names will be decoded to an Erlang bitstring.</item> <item>A list of atoms corresponding to atoms in the <c>NamedBitList</c> - in the BIT STRING definition.</item> + in the BIT STRING definition. A BIT STRING with symbolic + names will always be decoded to this format.</item> + <item>A list of binary digits (0 or 1). This format is always + accepted as input to the encode functions. A BIT STRING will + be decoded to this format if <em>legacy_bit_string</em> option + has been given. <em>This format may be withdrawn in a future + release.</em> + </item> <item>As <c>{Unused,Binary}</c> where <c>Unused</c> denotes how - many trailing zero-bits 0 to 7 that are unused in the least - significant byte in <c>Binary</c>. This notation is only - available when the ASN.1 files have been compiled with the - <em>+compact_bit_string</em> flag in the option list. In - this case it is possible to use all kinds of notation when - encoding. But the result when decoding is always in the - compact form. The benefit from this notation is a more - compact notation when one has large BIT STRINGs. The - encode/decode performance is also much better in the case of - large BIT STRINGs. </item> + many trailing zero-bits 0 to 7 that are unused in the least + significant byte in <c>Binary</c>. This format is always + accepted as input to the encode functions. A BIT STRING will + be decoded to this format if <em>compact_bit_string</em> has + been given. <em>This format may be withdrawn in a future + release.</em> + </item> + <item>A hexadecimal number (or an integer). This format should be + avoided, since it is easy to misinterpret a <c>BIT STRING</c> + value in this format. <em>This format may be withdrawn in a future + release.</em> + </item> </list> <note> - <p>Note that it is advised not to use the integer format of a - BIT STRING, see the second point above.</p> + <p>It is recommended to either use the bitstring format (for + BIT STRINGs with no symbolic names) or a list of symbolic + names (for BIT STRINGs with symbolic names). The other formats + should be avoided since they may be withdrawn in a future + release. + </p> </note> <pre> -Bits1Val1 = [0,1,0,1,1], +Bits1Val1 = <<0:1,1:1,0:1,1:1,1:1>>, Bits1Val2 = 16#1A, -Bits1Val3 = {3,<<0:1,1:1,0:1,1:1,1:1,0:3>>} +Bits1Val3 = {3,<<0:1,1:1,0:1,1:1,1:1,0:3>>}, +Bits1Val4 = [0,1,0,1,1] </pre> - <p>Note that <c>Bits1Val1</c>, <c>Bits1Val2</c> and <c>Bits1Val3</c> - denote the same value.</p> + <p>Note that <c>Bits1Val1</c>, <c>Bits1Val2</c>, <c>Bits1Val3</c>, + and <c>Bits1Val1</c> denote the same value.</p> <pre> Bits2Val1 = [gnu,punk], -Bits2Val2 = 2#1110, +Bits2Val2 = <<2#1110:4>>, Bits2Val3 = [bar,gnu,gnome], -Bits2Val4 = [0,1,1,1] </pre> - <p>The above <c>Bits2Val2</c>, <c>Bits2Val3</c> and <c>Bits2Val4</c> - also all denote the same value.</p> + <p><c>Bits2Val2</c> and <c>Bits2Val3</c> above denote the same value.</p> <p><c>Bits2Val1</c> is assigned symbolic values. The assignment means that the bits corresponding to <c>gnu</c> and <c>punk</c> i.e. bits 2 and 14 are set to 1 and the rest set to 0. The symbolic values appear as a list of values. If a named value appears, which is not specified in the type definition, a run-time error will occur.</p> <p>The compact notation equivalent to the empty BIT STRING is - <c><![CDATA[{0,<<>>}]]></c>, which in the other notations is <c>[]</c> or + <c><![CDATA[{0,<<>>}]]></c>, which in the other notations is + <c><![CDATA[<<>>]]></c>, <c>[]</c>, or <c>0</c>.</p> - <p>BIT STRINGS may also be sub-typed with for example a SIZE + <p>BIT STRINGS may also be sub-typed with, for example, a SIZE specification:</p> <pre> Bits3 ::= BIT STRING (SIZE(0..31)) </pre> @@ -1149,7 +793,7 @@ TextFileVal2 = [88,76,55,44,99,121 .......... a lot of characters here ....] The following example shows how it works:</p> <p>In a file <c>PrimStrings.asn1</c> the type <c>BMP</c> is defined as <br></br> -<c>BMP ::= BMPString</c> then using BER encoding (<c>ber_bin</c> +<c>BMP ::= BMPString</c> then using BER encoding (<c>ber</c> option)the input/output format will be:</p> <pre> 1> <input>{ok,Bytes1} = asn1rt:encode('PrimStrings','BMP',[{0,0,53,53},{0,0,45,56}]).</input> @@ -1174,9 +818,9 @@ TextFileVal2 = [88,76,55,44,99,121 .......... a lot of characters here ....] <c>utf8_list_to_binary</c>, are in the <c>asn1rt</c> module. In the example below we assume an asn1 definition <c>UTF ::= UTF8String</c> in a module <c>UTF.asn</c>:</p> <pre> -1> <input>asn1ct:compile('UTF',[ber_bin]).</input> +1> <input>asn1ct:compile('UTF',[ber]).</input> Erlang ASN.1 version "1.4.3.3" compiling "UTF.asn" -Compiler Options: [ber_bin] +Compiler Options: [ber] --{generated,"UTF.asn1db"}-- --{generated,"UTF.erl"}-- ok @@ -1287,14 +931,6 @@ Pdu ::= SEQUENCE { <p>Values can be assigned in Erlang as shown below:</p> <pre> MyPdu = #'Pdu'{a=22,b=77.99,c={0,1,2,3,4},d='NULL'}. </pre> -<note> - <p> - In very early versions of the asn1 compiler it was also possible to - specify the values of the components in - a SEQUENCE or a SET as a list of tuples <c>{ComponentName,Value}</c>. - This is no longer supported. - </p> -</note> <p>The decode functions will return a record as result when decoding a <c>SEQUENCE</c> or a <c>SET</c>. <marker id="DEFAULT"></marker> @@ -1739,12 +1375,9 @@ SS ::= SET { 1> <input>Val = 'Values':tt().</input> {'TT',77,["kalle","kula"]} 2> <input>{ok,Bytes} = 'Values':encode('TT',Val).</input> -{ok,["0", - [18], - [[[128],[1],"M"],["\\241","\\r",[[[4],[5],"kalle"],[[4],[4],"kula"]]]]]} -3> <input>FlatBytes = lists:flatten(Bytes).</input> -[48,18,128,1,77,161,13,4,5,107,97,108,108,101,4,4,107,117,108,97] -4> <input>'Values':decode('TT',FlatBytes).</input> +{ok,<<48,18,128,1,77,161,13,4,5,107,97,108,108,101,4,4, + 107,117,108,97>>} +4> <input>'Values':decode('TT',Bytes).</input> {ok,{'TT',77,["kalle","kula"]}} 5> </pre> diff --git a/lib/asn1/doc/src/asn1ct.xml b/lib/asn1/doc/src/asn1ct.xml index 3be58cbc8e..f04bac9fec 100644 --- a/lib/asn1/doc/src/asn1ct.xml +++ b/lib/asn1/doc/src/asn1ct.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1997</year><year>2012</year> + <year>1997</year><year>2013</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -41,6 +41,19 @@ encode/decode functions. There are also some generic functions which can be used in during development of applications which handles ASN.1 data (encoded as BER or PER).</p> + <note> + <p>In R16, the options have been simplified. The back-end is chosen + using one of the options <c>ber</c>, <c>per</c>, or <c>uper</c>. + The options <c>optimize</c>, <c>nif</c>, and <c>driver</c> options + are no longer necessary (and the ASN.1 compiler will print a + warning if they are used). The options <c>ber_bin</c>, <c>per_bin</c>, + and <c>uper_bin</c> options will still work, but will print a warning. + </p> + <p>Another change in R16 is that the generated <c>encode/2</c> + function (and <c>asn1rt:encode/3</c>) always returns a binary. + The <c>encode/2</c> function for the BER back-end used to return + an iolist.</p> + </note> </description> <funcs> <func> @@ -50,9 +63,10 @@ <type> <v>Asn1module = atom() | string()</v> <v>Options = [Option| OldOption]</v> - <v>Option = ber_bin | per_bin | uper_bin | der | compact_bit_string | - noobj | {n2n, EnumTypeName} |{outdir, Dir} | {i, IncludeDir} | optimize | - nif | asn1config | undec_rest | {inline, OutputName} | inline | + <v>Option = ber | per | uper | der | compact_bit_string | + legacy_bit_string | + noobj | {n2n, EnumTypeName} |{outdir, Dir} | {i, IncludeDir} | + asn1config | undec_rest | {macro_name_prefix, Prefix} | {record_name_prefix, Prefix} | verbose | warnings_as_errors</v> <v>OldOption = ber | per</v> <v>Reason = term()</v> @@ -107,12 +121,10 @@ File3.asn </pre> <c>Options</c> is a list with options specific for the asn1 compiler and options that are applied to the Erlang compiler. The latter are those that not is recognized as asn1 specific. - For <em>preferred option use</em> see <seealso - marker="asn1_ug#preferred option use">Preferred Option Use - section in users guide</seealso>. Available options are: + Available options are: </p> <taglist> - <tag><c>ber | ber_bin | per | per_bin | uper_bin</c></tag> + <tag><c>ber | per | uper</c></tag> <item> <p> The encoding rule to be used. The supported encoding rules @@ -120,23 +132,12 @@ File3.asn </pre> PER aligned (Packed Encoding Rules) and PER unaligned. If the encoding rule option is omitted <c>ber</c> is the default. - The <c>per_bin</c> option means the aligned - variant. To use the unaligned variant the <c>uper_bin</c> - option has to be used. </p> <p> The generated Erlang module always gets the same name as the ASN.1 module and as a consequence of this only one encoding rule per ASN.1 module can be used at runtime. </p> - <p> - The <c>ber_bin</c> and <c>per_bin</c> options are - equivalent with the <c>OldOptions</c> <c>ber</c> and <c>per</c> - with the difference that the generated encoding/decoding - functions take advantage of the bit syntax, which in most - cases increases the performance considerably. The result - from encoding is a binary or an iolist. - </p> </item> <tag><c>der</c></tag> <item> @@ -144,7 +145,7 @@ File3.asn </pre> By this option the Distinguished Encoding Rules (DER) is chosen. DER is regarded as a specialized variant of the BER encoding rule, therefore the <c>der</c> option only makes sense together - with the <c>ber</c> or <c>ber_bin</c> option. + with the <c>ber</c> option. This option sometimes adds sorting and value checks when encoding, which implies a slower encoding. The decoding routines are the same @@ -154,22 +155,26 @@ File3.asn </pre> <tag><c>compact_bit_string</c></tag> <item> <p> - Makes it possible to use a compact notation for values - of the BIT STRING type in Erlang. The notation: + The BIT STRING type will be decoded to the "compact notation". + <em>This option is not recommended for new code.</em> + </p> + <p>For details see + <seealso marker="asn1_ug#BIT STRING"> + BIT STRING type section in the Users Guide + </seealso>. </p> - <pre> -BitString = {Unused, Binary}, -Unused = integer(), -Binary = binary() - </pre> + </item> + <tag><c>legacy_bit_string</c></tag> + <item> <p> - <c>Unused</c> must be a number in the range 0 to 7. It - tells how many bits in the least significant byte in - <c>Binary</c> that is unused. - For details see + The BIT STRING type will be decoded to the legacy + format, i.e. a list of zeroes and ones. + <em>This option is not recommended for new code.</em> + </p> + <p>For details see <seealso marker="asn1_ug#BIT STRING"> - BIT STRING type section in users guide - </seealso>. + BIT STRING type section in the Users Guide + </seealso>. </p> </item> <tag><c>{n2n, EnumTypeName}</c></tag> @@ -206,28 +211,6 @@ Binary = binary() shall be placed. If omitted the files are placed in the current directory.</p> </item> - <tag><c>optimize</c></tag> - <item> - <p>This option is only valid together with one of the - <c>per_bin</c> - or <c>ber_bin</c> option. It gives time optimized code - generated and it uses another runtime module and - in the <c>per_bin</c> case a nif. The result - in the <c>per_bin</c> case from an encode when compiled - with this option will be a binary.</p> - </item> - <tag><c>driver</c></tag> - <item> - <p>As of R15B this means the same as the <c>nif</c> option. Kept for - backwards compatability reasons.</p> - </item> - <tag><c>nif</c></tag> - <item> - <p>Option valid together with <c>ber_bin</c> and <c>optimize</c> - options. It enables the use of several nifs that gives faster - encode and decode. Nifs are only enabled by the explicit use of - the option <c>nif</c></p> - </item> <tag><c>asn1config</c></tag> <item> <p>When one of the specialized decodes, exclusive or @@ -255,32 +238,6 @@ Binary = binary() list or a binary. Earlier versions of the compiler ignored those following bytes.</p> </item> - <tag><c>{inline, OutputName}</c></tag> - <item> - <p>Compiling with this option gives one output module - containing all asn1 run-time functionality. The asn1 specs - are provided in a target module Module.set.asn as described - <seealso marker="#asn1set">above</seealso>. The name of the - resulting module containing generated encode/decode functions - and in-lined run-time functions will be - <c>OutputName.erl</c>. The merging/in-lining of code is done - by the <c>igor</c> module of <c>syntax_tools</c>. By default - the functions generated from the first asn1 spec in the - <c>.set.asn</c> are exported, unless a - <c>{export, [atom()]}</c> or <c>{export_all, true}</c> option - are provided. The list of atoms are names of chosen asn1 - specs from the <c>.set.asn</c> file. </p> - <p>When used together with <c>nif</c> for <c>ber_bin</c>, the - asn1 nifs will be used if the <c>asn1rt_nif</c> module is - available. If it is not available, a slower erlang fallback - will be used.</p> - </item> - <tag><c>inline</c></tag> - <item> - <p>It is also possible to use the sole argument <c>inline</c>. - It is as <c>{inline, OutputName}</c>, but the output file gets the - default name of the source <c>.set.asn</c> file.</p> - </item> <tag><c>{macro_name_prefix, Prefix}</c></tag> <item> <p>All macro names generated by the compiler are prefixed with @@ -327,13 +284,12 @@ Binary = binary() <type> <v>Module = Type = atom()</v> <v>Value = term()</v> - <v>Bytes = [Int] when integer(Int), Int >= 0, Int =< 255</v> + <v>Bytes = binary()</v> <v>Reason = term()</v> </type> <desc> <p>Encodes <c>Value</c> of <c>Type</c> defined in the ASN.1 module - <c>Module</c>. Returns a list of bytes if successful. To get as fast execution as - possible the + <c>Module</c>. To get as fast execution as possible the encode function only performs rudimentary tests that the input <c>Value</c> is a correct instance of <c>Type</c>. The length of strings is for example @@ -348,10 +304,10 @@ Binary = binary() <type> <v>Module = Type = atom()</v> <v>Value = Reason = term()</v> - <v>Bytes = [Int] when integer(Int), Int >= 0, Int =< 255</v> + <v>Bytes = binary()</v> </type> <desc> - <p>Decodes <c>Type</c> from <c>Module</c> from the list of bytes + <p>Decodes <c>Type</c> from <c>Module</c> from the binary <c>Bytes</c>. Returns <c>{ok, Value}</c> if successful.</p> </desc> </func> diff --git a/lib/asn1/doc/src/asn1rt.xml b/lib/asn1/doc/src/asn1rt.xml index 0c3c257189..2b1b108ab1 100644 --- a/lib/asn1/doc/src/asn1rt.xml +++ b/lib/asn1/doc/src/asn1rt.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1997</year><year>2011</year> + <year>1997</year><year>2013</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -47,35 +47,34 @@ <type> <v>Module = Type = atom()</v> <v>Value = Reason = term()</v> - <v>Bytes = binary | [Int] when integer(Int), Int >= 0, Int =< 255 | binary</v> + <v>Bytes = binary</v> </type> <desc> - <p>Decodes <c>Type</c> from <c>Module</c> from the list of bytes or - binary <c>Bytes</c>. If the module is compiled with <c>ber_bin</c> - or <c>per_bin</c> option <c>Bytes</c> must be a binary. + <p>Decodes <c>Type</c> from <c>Module</c> from the binary <c>Bytes</c>. Returns <c>{ok,Value}</c> if successful.</p> </desc> </func> <func> - <name>encode(Module,Type,Value)-> {ok,BinOrList} | {error,Reason}</name> + <name>encode(Module,Type,Value)-> {ok,Bytes} | {error,Reason}</name> <fsummary>Encode an ASN.1 value.</fsummary> <type> <v>Module = Type = atom()</v> <v>Value = term()</v> - <v>BinOrList = Bytes | binary()</v> - <v>Bytes = [Int|binary|Bytes] when integer(Int), Int >= 0, Int =< 255</v> + <v>Bytes = binary</v> <v>Reason = term()</v> </type> <desc> <p>Encodes <c>Value</c> of <c>Type</c> defined in the ASN.1 module <c>Module</c>. Returns a possibly nested list of bytes and or binaries - if successful. If <c>Module</c> was compiled with the options <c>per_bin</c> and <c>optimize</c> the result is a binary. To get as - fast execution as possible the + if successful. To get as fast execution as possible the encode function only performs rudimentary tests that the input <c>Value</c> is a correct instance of <c>Type</c>. The length of strings is for example not always checked. </p> + <note> + <p>Starting in R16, <c>Bytes</c> is always a binary.</p> + </note> </desc> </func> @@ -95,28 +94,6 @@ </func> <func> - <name>load_driver() -> ok | {error,Reason}</name> - <fsummary>Loads the linked-in driver. (deprecated)</fsummary> - <type> - <v>Reason = term()</v> - </type> - <desc> - <p>This function is obsolete and will be removed in R16A</p> - </desc> - </func> - - <func> - <name>unload_driver() -> ok | {error,Reason}</name> - <fsummary>Unloads the linked-in driver. (deprecated)</fsummary> - <type> - <v>Reason = term()</v> - </type> - <desc> - <p>This function is obsolete and will be removed in R16A</p> - </desc> - </func> - - <func> <name>utf8_binary_to_list(UTF8Binary) -> {ok,UnicodeList} | {error,Reason}</name> <fsummary>Transforms an utf8 encoded binary to a unicode list.</fsummary> <type> diff --git a/lib/asn1/doc/src/notes.xml b/lib/asn1/doc/src/notes.xml index de58aef0e2..e619408591 100644 --- a/lib/asn1/doc/src/notes.xml +++ b/lib/asn1/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2004</year><year>2012</year> + <year>2004</year><year>2013</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -31,6 +31,110 @@ <p>This document describes the changes made to the asn1 application.</p> +<section><title>Asn1 2.0.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>The generated decoder for the 'per' and 'uper' + backends did not correctly decode ENUMERATEDs with a + single value.</p> + <p>The generated encoder for the 'per' and 'uper' + backends generated an empty binary for a top-level type + that did not need to be encoded (such as an ENUMERATED + with a single value). The correct result should be a + binary containing a 0 byte.</p> + <p> + Own Id: OTP-10916 Aux Id: seq12270 </p> + </item> + </list> + </section> + +</section> + +<section><title>Asn1 2.0.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed broken table constraints within a SET OF or + SEQUENCE OF for the BER backend.</p> + <p> + Own Id: OTP-10853 Aux Id: seq12245 </p> + </item> + </list> + </section> + +</section> + +<section><title>Asn1 2.0</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Encoding SEQUENCEs with multiple extension addition + groups with optional values could fail (depending both on + the specification and whether all values were provided).</p> + <p> + Own Id: OTP-10664</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>The options for the ASN.1 compiler has been + drastically simplified. The backend is chosen by using + <c>ber</c>, <c>per</c>, or <c>uper</c>. The options + <c>optimize</c>, <c>nif</c>, and <c>driver</c> are no + longer needed. The old options will still work, but will + issue a warning.</p> + <p>Another change is that generated <c>encode/2</c> + function will always return a binary (some backends used + to return an iolist).</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-10410 Aux Id: kunagi-254 [165] </p> + </item> + <item> + <p> + The ASN.1 compiler generates faster decode functions for + PER and UPER. Some minor improvements have also been made + for PER/UPER encoding, and to the BER backend.</p> + <p> + Own Id: OTP-10519 Aux Id: kunagi-322 [233] </p> + </item> + <item> + <p>The ASN.1 compiler will now always include necessary + run-time functions in the generated Erlang modules + (except for <c>asn1rt_nif</c> which is still neeeded). If + the option '<c>inline</c>' is used the ASN.1 compiler + will generate a warning. But if + '<c>{inline,OutputFile}</c>' is use, the ASN.1 compiler + will refuse to compile the file. (Use a <c>.set.asn</c> + file if you need to remove the output file.)</p> + <p>The '<c>BIT STRING</c>' type will now be decoded as + Erlang bitstrings by default. Use the new + <c>legacy_bit_string</c> option to encode as lists of + ones and zeroes. (The <c>compact_bit_string</c> option + still works as before.)</p> + <p>Open types are now always returned as binaries (when + there is no information allowing them to be decoded).</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-10588 Aux Id: kunagi-341 [252] </p> + </item> + </list> + </section> + +</section> + <section><title>Asn1 1.8.1</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -512,7 +616,7 @@ ENUMERATION type, the compilation will be terminated with an error code.<br/> Below follows an example on how to use the option from the command line with <c>erlc</c>:<br/> - <c>erlc -bper_bin +optimize +driver +"{n2n,'CauseMisc'}" +"{n2n,'CausePcl'}" MyModyle.asn</c> + <c>erlc -bper+"{n2n,'CauseMisc'}" +"{n2n,'CausePcl'}" MyModyle.asn</c> </p> <p> Own Id: OTP-8136 Aux Id: seq11347 </p> diff --git a/lib/asn1/src/.gitignore b/lib/asn1/src/.gitignore new file mode 100644 index 0000000000..621f8f3623 --- /dev/null +++ b/lib/asn1/src/.gitignore @@ -0,0 +1,2 @@ +/asn1ct_rtt.erl +/asn1ct_eval_*.erl diff --git a/lib/asn1/src/Makefile b/lib/asn1/src/Makefile index 4bd49aa93b..9607799401 100644 --- a/lib/asn1/src/Makefile +++ b/lib/asn1/src/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1997-2012. All Rights Reserved. +# Copyright Ericsson AB 1997-2013. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -42,42 +42,35 @@ RELSYSDIR = $(RELEASE_PATH)/lib/asn1-$(VSN) # EBIN = ../ebin + +EVAL_CT_MODULES = asn1ct_eval_ext \ + asn1ct_eval_per \ + asn1ct_eval_uper + CT_MODULES= \ asn1ct \ asn1ct_check \ asn1_db \ asn1ct_pretty_format \ + asn1ct_func \ asn1ct_gen \ asn1ct_gen_per \ asn1ct_gen_per_rt2ct \ asn1ct_name \ asn1ct_constructed_per \ - asn1ct_constructed_ber \ - asn1ct_gen_ber \ asn1ct_constructed_ber_bin_v2 \ asn1ct_gen_ber_bin_v2 \ + asn1ct_imm \ + asn1ct_rtt \ asn1ct_value \ asn1ct_tok \ asn1ct_parser2 \ - asn1ct_table + asn1ct_table \ + $(EVAL_CT_MODULES) RT_MODULES= \ asn1rt \ - asn1rt_per_bin \ - asn1rt_ber_bin \ - asn1rt_ber_bin_v2 \ - asn1rt_per_bin_rt2ct \ - asn1rt_uper_bin \ - asn1rt_check \ asn1rt_nif -# asn1_sup \ -# asn1_app \ -# asn1_server - - -# the rt module to use is defined in asn1_records.hrl -# and must be updated when an incompatible change is done in the rt modules - MODULES= $(CT_MODULES) $(RT_MODULES) @@ -112,7 +105,7 @@ endif ERL_COMPILE_FLAGS += \ -I$(ERL_TOP)/lib/stdlib \ - +warn_unused_vars + -Werror YRL_FLAGS = @@ -138,13 +131,20 @@ info: # ---------------------------------------------------- $(EBIN)/asn1ct.$(EMULATOR):asn1ct.erl - $(ERLC) -b$(EMULATOR) -o$(EBIN) $(ERL_COMPILE_FLAGS) -Dvsn=\"$(VSN)\" $< + $(V_ERLC) -b$(EMULATOR) -o$(EBIN) $(ERL_COMPILE_FLAGS) -Dvsn=\"$(VSN)\" $< + +$(EBIN)/asn1ct_func.$(EMULATOR): asn1ct_func.erl + $(ERLC) -o$(EBIN) $(ERL_COMPILE_FLAGS) -I../rt_templates $< + +asn1ct_eval_%.erl: asn1ct_eval_%.funcs + erl -pa $(EBIN) -noshell -noinput \ + -run prepare_templates gen_asn1ct_eval $< >$@ $(APP_TARGET): $(APP_SRC) ../vsn.mk - sed -e 's;%VSN%;$(VSN);' $< > $@ + $(vsn_verbose)sed -e 's;%VSN%;$(VSN);' $< > $@ $(APPUP_TARGET): $(APPUP_SRC) ../vsn.mk - sed -e 's;%VSN%;$(VSN);' $< > $@ + $(vsn_verbose)sed -e 's;%VSN%;$(VSN);' $< > $@ # ---------------------------------------------------- @@ -166,11 +166,61 @@ release_spec: opt release_docs_spec: +# +# Run-time library template files. +# +RT_TEMPLATES = asn1rtt_check \ + asn1rtt_ext \ + asn1rtt_per_common \ + asn1rtt_real_common \ + asn1rtt_ber \ + asn1rtt_per \ + asn1rtt_uper +RT_TEMPLATES_ERL = $(RT_TEMPLATES:%=%.erl) +RT_TEMPLATES_TARGET = $(RT_TEMPLATES:%=%.$(EMULATOR)) +asn1ct_rtt.erl: prepare_templates.$(EMULATOR) $(RT_TEMPLATES_TARGET) + erl -noshell -noinput -run prepare_templates gen_asn1ct_rtt \ + $(RT_TEMPLATES_TARGET) >asn1ct_rtt.erl +prepare_templates.$(EMULATOR): prepare_templates.erl + erlc prepare_templates.erl +asn1rtt_%.$(EMULATOR): asn1rtt_%.erl + erlc +debug_info $< +$(EVAL_CT_MODULES:%=%.erl): prepare_templates.$(EMULATOR) \ + $(EBIN)/asn1ct_rtt.$(EMULATOR) +# +# Dependencies +# +$(EBIN)/asn1_app.beam: asn1_app.erl +$(EBIN)/asn1_db.beam: asn1_db.erl +$(EBIN)/asn1ct.beam: asn1ct.erl asn1_records.hrl +$(EBIN)/asn1ct_check.beam: asn1ct_check.erl asn1_records.hrl +$(EBIN)/asn1ct_constructed_ber_bin_v2.beam: asn1ct_constructed_ber_bin_v2.erl \ + asn1_records.hrl +$(EBIN)/asn1ct_constructed_per.beam: asn1ct_constructed_per.erl asn1_records.hrl +$(EBIN)/asn1ct_func.beam: asn1ct_func.erl +$(EBIN)/asn1ct_gen.beam: asn1ct_gen.erl asn1_records.hrl +$(EBIN)/asn1ct_gen_ber_bin_v2.beam: asn1ct_gen_ber_bin_v2.erl asn1_records.hrl +$(EBIN)/asn1ct_gen_per.beam: asn1ct_gen_per.erl asn1_records.hrl +$(EBIN)/asn1ct_gen_per_rt2ct.beam: asn1ct_gen_per_rt2ct.erl asn1_records.hrl +$(EBIN)/asn1ct_imm.beam: asn1ct_imm.erl +$(EBIN)/asn1ct_name.beam: asn1ct_name.erl +$(EBIN)/asn1ct_parser2.beam: asn1ct_parser2.erl asn1_records.hrl +$(EBIN)/asn1ct_pretty_format.beam: asn1ct_pretty_format.erl +$(EBIN)/asn1ct_table.beam: asn1ct_table.erl +$(EBIN)/asn1ct_tok.beam: asn1ct_tok.erl +$(EBIN)/asn1ct_value.beam: asn1ct_value.erl asn1_records.hrl +$(EBIN)/asn1rt.beam: asn1rt.erl +$(EBIN)/asn1rt_ber_bin.beam: asn1rt_ber_bin.erl asn1_records.hrl +$(EBIN)/asn1rt_ber_bin_v2.beam: asn1rt_ber_bin_v2.erl +$(EBIN)/asn1rt_check.beam: asn1rt_check.erl +$(EBIN)/asn1rt_nif.beam: asn1rt_nif.erl +$(EBIN)/asn1rt_per_bin_rt2ct.beam: asn1rt_per_bin_rt2ct.erl asn1_records.hrl +$(EBIN)/asn1rt_uper_bin.beam: asn1rt_uper_bin.erl asn1_records.hrl diff --git a/lib/asn1/src/asn1.app.src b/lib/asn1/src/asn1.app.src index 09144ba2f7..f2ee8deb75 100644 --- a/lib/asn1/src/asn1.app.src +++ b/lib/asn1/src/asn1.app.src @@ -3,12 +3,6 @@ {vsn, "%VSN%"}, {modules, [ asn1rt, - asn1rt_per_bin, - asn1rt_per_bin_rt2ct, - asn1rt_uper_bin, - asn1rt_ber_bin, - asn1rt_ber_bin_v2, - asn1rt_check, asn1rt_nif ]}, {registered, [ diff --git a/lib/asn1/src/asn1_records.hrl b/lib/asn1/src/asn1_records.hrl index 59a9acb7e7..16d14c2e7b 100644 --- a/lib/asn1/src/asn1_records.hrl +++ b/lib/asn1/src/asn1_records.hrl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2010. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -24,12 +24,6 @@ -define(dbg(Fmt, Args), no_debug). -endif. --define('RT_BER_BIN',"asn1rt_ber_bin"). --define('RT_PER_BIN',"asn1rt_per_bin"). - -%% Some encoding are common for BER and PER. Shared code are in RT_COMMON --define('RT_COMMON',asn1rt_ber_bin). - -define('COMPLETE_ENCODE',1). -define('TLV_DECODE',2). diff --git a/lib/asn1/src/asn1ct.erl b/lib/asn1/src/asn1ct.erl index 8e971a1c76..770b92cbc3 100644 --- a/lib/asn1/src/asn1ct.erl +++ b/lib/asn1/src/asn1ct.erl @@ -2,7 +2,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -41,6 +41,7 @@ maybe_rename_function/3,latest_sindex/0,current_sindex/0, set_current_sindex/1,next_sindex/0,maybe_saved_sindex/2, parse_and_save/2,verbose/3,warning/3,warning/4,error/3]). +-export([get_bit_string_format/0]). -include("asn1_records.hrl"). -include_lib("stdlib/include/erl_compile.hrl"). @@ -85,17 +86,15 @@ compile(File) -> compile(File,[]). -compile(File,Options) when is_list(Options) -> - case lists:member(driver, Options) of %% remove me in R16A! - true -> - io:format("Warning: driver option is obsolete and will be removed in R16A, use nif instead!"); - false -> - ok - end, - Options1 = optimize_ber_bin(Options), - Options2 = includes(File,Options1), - Includes = strip_includes(Options2), - in_process(fun() -> compile_proc(File, Includes, Options2) end). +compile(File, Options0) when is_list(Options0) -> + try translate_options(Options0) of + Options1 -> + Options2 = includes(File,Options1), + Includes = strip_includes(Options2), + in_process(fun() -> compile_proc(File, Includes, Options2) end) + catch throw:Error -> + Error + end. compile_proc(File, Includes, Options) -> case input_file_type(File, Includes) of @@ -121,63 +120,18 @@ compile1(File,Options) when is_list(Options) -> DbFile = outfile(Base,"asn1db",Options), Includes = [I || {i,I} <- Options], EncodingRule = get_rule(Options), - asn1ct_table:new(asn1_functab), Continue1 = scan(File,Options), Continue2 = parse(Continue1,File,Options), Continue3 = check(Continue2,File,OutFile,Includes,EncodingRule, DbFile,Options,[]), Continue4 = generate(Continue3,OutFile,EncodingRule,Options), - asn1ct_table:delete(asn1_functab), - Ret = compile_erl(Continue4,OutFile,Options), - case inline(is_inline(Options), - inline_output(Options,filename:rootname(File)), - lists:concat([OutFile,".erl"]),Options) of - false -> - Ret; - InlineRet -> - InlineRet - end. + compile_erl(Continue4, OutFile, Options). %%****************************************************************************%% %% functions dealing with compiling of several input files to one output file %% %%****************************************************************************%% -%%% -%% inline/4 -%% merges the resulting erlang modules with -%% the appropriate run-time modules so the resulting module contains all -%% run-time asn1 functionality. Then compiles the resulting file to beam code. -%% The merging is done by the igor module. If this function is used in older -%% versions than R10B the igor module, part of user contribution syntax_tools, -%% must be provided. It is possible to pass options for the ASN1 compiler -%% Types: -%% Name -> atom() -%% Modules -> [filename()] -%% Options -> [term()] -%% filename() -> file:filename() -inline(true,Name,Module,Options) -> - RTmodule = get_runtime_mod(Options), - IgorOptions = igorify_options(remove_asn_flags(Options)), - IgorName = list_to_atom(filename:rootname(filename:basename(Name))), -% io:format("*****~nName: ~p~nModules: ~p~nIgorOptions: ~p~n*****~n", -% [IgorName,Modules++RTmodule,IgorOptions]), - verbose("Inlining modules: ~p in ~p~n",[[Module]++RTmodule,IgorName],Options), - case catch igor:merge(IgorName,[Module]++RTmodule,[{preprocess,true},{stubs,false},{backups,false}]++IgorOptions) of - {'EXIT',{undef,Reason}} -> %% module igor first in R10B - error("Module igor in syntax_tools must be available:~n~p~n", - [Reason],Options), - {error,'no_compilation'}; - {'EXIT',Reason} -> - error("Merge by igor module failed due to ~p~n",[Reason],Options), - {error,'no_compilation'}; - _ -> -%% io:format("compiling output module: ~p~n",[generated_file(Name,IgorOptions)]), - erl_compile(generated_file(Name,IgorOptions),Options) - end; -inline(_,_,_,_) -> - false. - %% compile_set/3 merges and compiles a number of asn1 modules %% specified in a .set.asn file to one .erl file. compile_set(SetBase,Files,Options) @@ -189,7 +143,6 @@ compile_set(SetBase,Files,Options) DbFile = outfile(SetBase,"asn1db",Options), Includes = [I || {i,I} <- Options], EncodingRule = get_rule(Options), - asn1ct_table:new(asn1_functab), ScanRes = scan_set(Files,Options), ParseRes = parse_set(ScanRes,Options), Result = @@ -214,7 +167,6 @@ compile_set(SetBase,Files,Options) {error,{'unexpected error in scan/parse phase', lists:map(fun(X)->element(3,X) end,Other)}} end, - asn1ct_table:delete(asn1_functab), Result. check_set(ParseRes,SetBase,OutFile,Includes,EncRule,DbFile, @@ -228,15 +180,7 @@ check_set(ParseRes,SetBase,OutFile,Includes,EncRule,DbFile, asn1ct_table:delete([renamed_defs, original_imports, automatic_tags]), - Ret = compile_erl(Continue2,OutFile,Options), - case inline(is_inline(Options), - inline_output(Options,filename:rootname(OutFile)), - lists:concat([OutFile,".erl"]),Options) of - false -> - Ret; - InlineRet -> - InlineRet - end. + compile_erl(Continue2, OutFile, Options). %% merge_modules/2 -> returns a module record where the typeorval lists are merged, %% the exports lists are merged, the imports lists are merged when the @@ -823,12 +767,9 @@ check({true,M},File,OutFile,Includes,EncodingRule,DbFile,Options,InputMods) -> check({false,M},_,_,_,_,_,_,_) -> {false,M}. -generate({true,{M,_Module,GenTOrV}},OutFile,EncodingRule,Options) -> +generate({true,{M,_Module,GenTOrV}}, OutFile, EncodingRule, Options) -> debug_on(Options), - case lists:member(compact_bit_string,Options) of - true -> put(compact_bit_string,true); - _ -> ok - end, + setup_bit_string_format(Options), put(encoding_options,Options), asn1ct_table:new(check_functions), @@ -850,10 +791,10 @@ generate({true,{M,_Module,GenTOrV}},OutFile,EncodingRule,Options) -> ok end, debug_off(Options), - put(compact_bit_string,false), erase(encoding_options), - erase(tlv_format), % used in ber_bin, optimize - erase(class_default_type),% used in ber_bin, optimize + cleanup_bit_string_format(), + erase(tlv_format), % used in ber + erase(class_default_type),% used in ber asn1ct_table:delete(check_functions), case Result of {error,_} -> @@ -869,6 +810,26 @@ generate({true,{M,_Module,GenTOrV}},OutFile,EncodingRule,Options) -> generate({false,M},_,_,_) -> {false,M}. +setup_bit_string_format(Opts) -> + Format = case {lists:member(compact_bit_string, Opts), + lists:member(legacy_bit_string, Opts)} of + {false,false} -> bitstring; + {true,false} -> compact; + {false,true} -> legacy; + {true,true} -> + Message = "Contradicting options given: " + "compact_bit_string and legacy_bit_string", + exit({error,{asn1,Message}}) + end, + put(bit_string_format, Format). + +cleanup_bit_string_format() -> + erase(bit_string_format). + +get_bit_string_format() -> + get(bit_string_format). + + %% parse_and_save parses an asn1 spec and saves the unchecked parse %% tree in a data base file. %% Does not support multifile compilation files @@ -876,14 +837,13 @@ parse_and_save(Module,S) -> Options = S#state.options, SourceDir = S#state.sourcedir, Includes = [I || {i,I} <-Options], - Options1 = optimize_ber_bin(Options), - + case get_input_file(Module,[SourceDir|Includes]) of %% search for asn1 source {file,SuffixedASN1source} -> - case dbfile_uptodate(SuffixedASN1source,Options1) of + case dbfile_uptodate(SuffixedASN1source,Options) of false -> - parse_and_save1(S,SuffixedASN1source,Options1,Includes); + parse_and_save1(S,SuffixedASN1source,Options,Includes); _ -> ok end; Err -> @@ -1065,9 +1025,9 @@ get_file_list1(Stream,Dir,Includes,Acc) -> end. get_rule(Options) -> - case [Rule ||Rule <-[per,ber,ber_bin,ber_bin_v2,per_bin,uper_bin], - Opt <- Options, - Rule==Opt] of + case [Rule || Rule <- [ber,per,uper], + Opt <- Options, + Rule =:= Opt] of [Rule] -> Rule; [Rule|_] -> @@ -1076,22 +1036,33 @@ get_rule(Options) -> ber end. -get_runtime_mod(Options) -> - RtMod1= - case get_rule(Options) of - per -> ["asn1rt_per_bin.erl"]; - ber -> ["asn1rt_ber_bin.erl"]; - per_bin -> - case lists:member(optimize,Options) of - true -> ["asn1rt_per_bin_rt2ct.erl"]; - _ -> ["asn1rt_per_bin.erl"] - end; - ber_bin -> ["asn1rt_ber_bin.erl"]; - ber_bin_v2 -> ["asn1rt_ber_bin_v2.erl"]; - uper_bin -> ["asn1rt_uper_bin.erl"] - end, - RtMod1++["asn1rt_check.erl","asn1rt.erl"]. - +%% translate_options(NewOptions) -> OldOptions +%% Translate the new option names to the old option name. + +translate_options([ber_bin|T]) -> + io:format("Warning: The option 'ber_bin' is now called 'ber'.\n"), + [ber|translate_options(T)]; +translate_options([per_bin|T]) -> + io:format("Warning: The option 'per_bin' is now called 'per'.\n"), + [per|translate_options(T)]; +translate_options([uper_bin|T]) -> + io:format("Warning: The option 'uper_bin' is now called 'uper'.\n"), + translate_options([uper|T]); +translate_options([nif|T]) -> + io:format("Warning: The option 'nif' is no longer needed.\n"), + translate_options(T); +translate_options([optimize|T]) -> + io:format("Warning: The option 'optimize' is no longer needed.\n"), + translate_options(T); +translate_options([inline|T]) -> + io:format("Warning: The option 'inline' is no longer needed.\n"), + translate_options(T); +translate_options([{inline,_}|_]) -> + io:format("ERROR: The option {inline,OutputFilename} is no longer supported.\n"), + throw({error,{unsupported_option,inline}}); +translate_options([H|T]) -> + [H|translate_options(T)]; +translate_options([]) -> []. erl_compile(OutFile,Options) -> % io:format("Options:~n~p~n",[Options]), @@ -1114,8 +1085,8 @@ remove_asn_flags(Options) -> X /= get_rule(Options), X /= optimize, X /= compact_bit_string, + X /= legacy_bit_string, X /= debug, - X /= keyed_list, X /= asn1config, X /= record_name_prefix]. @@ -1125,34 +1096,10 @@ debug_on(Options) -> put(asndebug,true); _ -> true - end, - case lists:member(keyed_list,Options) of - true -> - put(asn_keyed_list,true); - _ -> - true - end. - -igorify_options(Options) -> - case lists:keysearch(outdir,1,Options) of - {value,{_,Dir}} -> - Options1 = lists:keydelete(outdir,1,Options), - [{dir,Dir}|Options1]; - _ -> - Options - end. - -generated_file(Name,Options) -> - case lists:keysearch(dir,1,Options) of - {value,{_,Dir}} -> - filename:join([Dir,filename:basename(Name)]); - _ -> - Name end. debug_off(_Options) -> - erase(asndebug), - erase(asn_keyed_list). + erase(asndebug). outfile(Base, Ext, Opts) -> @@ -1168,13 +1115,6 @@ outfile(Base, Ext, Opts) -> lists:concat([Obase,".",Ext]) end. -optimize_ber_bin(Options) -> - case {lists:member(optimize,Options),lists:member(ber_bin,Options)} of - {true,true} -> - [ber_bin_v2|Options--[ber_bin]]; - _ -> Options - end. - includes(File,Options) -> Options2 = include_append(".", Options), Options3 = include_append(filename:dirname(File), Options2), @@ -1198,21 +1138,6 @@ option_add(Option, Options, Fun) -> strip_includes(Includes) -> [I || {i, I} <- Includes]. -is_inline(Options) -> - case lists:member(inline,Options) of - true -> true; - _ -> - lists:keymember(inline,1,Options) - end. - -inline_output(Options,Default) -> - case [X||{inline,X}<-Options] of - [OutputName] -> - OutputName; - _ -> - Default - end. - %% compile(AbsFileName, Options) %% Compile entry point for erl_compile. @@ -1284,12 +1209,7 @@ make_erl_options(Opts) -> Defines) ++ case OutputType of undefined -> [ber]; % temporary default (ber when it's ready) - ber -> [ber]; - ber_bin -> [ber_bin]; - ber_bin_v2 -> [ber_bin_v2]; - per -> [per]; - per_bin -> [per_bin]; - uper_bin -> [uper_bin] + _ -> [OutputType] % pass through end, Options++[errors, {cwd, Cwd}, {outdir, Outdir}| @@ -1300,35 +1220,35 @@ pretty2(Module,AbsFile) -> {ok,F} = file:open(AbsFile,[write]), M = asn1_db:dbget(Module,'MODULE'), io:format(F,"%%%%%%%%%%%%%%%%%%% ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - io:format(F,"~s\n",[asn1ct_pretty_format:term(M#module.defid)]), - io:format(F,"~s\n",[asn1ct_pretty_format:term(M#module.tagdefault)]), - io:format(F,"~s\n",[asn1ct_pretty_format:term(M#module.exports)]), - io:format(F,"~s\n",[asn1ct_pretty_format:term(M#module.imports)]), - io:format(F,"~s\n\n",[asn1ct_pretty_format:term(M#module.extensiondefault)]), + io:format(F,"~s.\n",[asn1ct_pretty_format:term(M#module.defid)]), + io:format(F,"~s.\n",[asn1ct_pretty_format:term(M#module.tagdefault)]), + io:format(F,"~s.\n",[asn1ct_pretty_format:term(M#module.exports)]), + io:format(F,"~s.\n",[asn1ct_pretty_format:term(M#module.imports)]), + io:format(F,"~s.\n\n",[asn1ct_pretty_format:term(M#module.extensiondefault)]), {Types,Values,ParameterizedTypes,Classes,Objects,ObjectSets} = M#module.typeorval, io:format(F,"%%%%%%%%%%%%%%%%%%% TYPES in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,Types), io:format(F,"%%%%%%%%%%%%%%%%%%% VALUES in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,Values), io:format(F,"%%%%%%%%%%%%%%%%%%% Parameterized Types in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,ParameterizedTypes), io:format(F,"%%%%%%%%%%%%%%%%%%% Classes in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,Classes), io:format(F,"%%%%%%%%%%%%%%%%%%% Objects in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,Objects), io:format(F,"%%%%%%%%%%%%%%%%%%% Object Sets in ~p %%%%%%%%%%%%%%%%%%%~n",[Module]), - lists:foreach(fun(T)-> io:format(F,"~s\n", + lists:foreach(fun(T)-> io:format(F,"~s.\n", [asn1ct_pretty_format:term(asn1_db:dbget(Module,T))]) end,ObjectSets). start() -> @@ -1400,8 +1320,7 @@ test_value(Module, Type, Value) -> in_process(fun() -> case catch encode(Module, Type, Value) of {ok, Bytes} -> - M = to_atom(Module), - NewBytes = prepare_bytes(M:encoding_rule(), Bytes), + NewBytes = prepare_bytes(Bytes), case decode(Module, Type, NewBytes) of {ok, Value} -> {ok, {Module, Type, Value}}; @@ -1452,18 +1371,8 @@ check(Module, Includes) -> end end. -to_atom(Term) when is_list(Term) -> list_to_atom(Term); -to_atom(Term) when is_atom(Term) -> Term. - -prepare_bytes(ber, Bytes) -> lists:flatten(Bytes); -prepare_bytes(ber_bin, Bytes) when is_binary(Bytes) -> Bytes; -prepare_bytes(ber_bin, Bytes) -> list_to_binary(Bytes); -prepare_bytes(ber_bin_v2, Bytes) when is_binary(Bytes) -> Bytes; -prepare_bytes(ber_bin_v2, Bytes) -> list_to_binary(Bytes); -prepare_bytes(per, Bytes) -> lists:flatten(Bytes); -prepare_bytes(per_bin, Bytes) when is_binary(Bytes) -> Bytes; -prepare_bytes(per_bin, Bytes) -> list_to_binary(Bytes); -prepare_bytes(uper_bin, Bytes) -> Bytes. +prepare_bytes(Bytes) when is_binary(Bytes) -> Bytes; +prepare_bytes(Bytes) -> list_to_binary(Bytes). vsn() -> ?vsn. @@ -1504,7 +1413,7 @@ specialized_decode_prepare(Erule,M,TsAndVs,Options) -> end. %% Reads the configuration file if it exists and stores information %% about partial decode and incomplete decode -partial_decode_prepare(ber_bin_v2,M,TsAndVs,Options) when is_tuple(TsAndVs) -> +partial_decode_prepare(ber,M,TsAndVs,Options) when is_tuple(TsAndVs) -> %% read configure file ModName = diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl index 99b09c4e90..0622998445 100644 --- a/lib/asn1/src/asn1ct_check.erl +++ b/lib/asn1/src/asn1ct_check.erl @@ -2,7 +2,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -61,13 +61,13 @@ -define(TAG_PRIMITIVE(Num), case S#state.erule of - ber_bin_v2 -> + ber -> #tag{class='UNIVERSAL',number=Num,type='IMPLICIT',form=0}; _ -> [] end). -define(TAG_CONSTRUCTED(Num), case S#state.erule of - ber_bin_v2 -> + ber -> #tag{class='UNIVERSAL',number=Num,type='IMPLICIT',form=32}; _ -> [] end). @@ -1263,13 +1263,13 @@ check_object_list(S,ClassRef,[ObjOrSet|Objs],Acc) -> check_object_list(S,ClassRef,Objs,[{{no_mod,no_name},Def}|Acc]); {'ObjectSetFromObjects',Os,FieldName} when is_tuple(Os) -> NewSet = - check_ObjectSetFromObjects(S,element(size(Os),Os), + check_ObjectSetFromObjects(S, element(tuple_size(Os), Os), FieldName,[]), check_object_list(S,ClassRef,Objs,NewSet++Acc); {{'ObjectSetFromObjects',Os,FieldName},InterSection} when is_tuple(Os) -> NewSet = - check_ObjectSetFromObjects(S, element(size(Os),Os), + check_ObjectSetFromObjects(S, element(tuple_size(Os), Os), FieldName,InterSection), check_object_list(S,ClassRef,Objs,NewSet++Acc); Other -> @@ -1570,7 +1570,7 @@ gen_incl_set(S,Fields,#typedef{typespec=#type{def=Eref}}) gen_incl_set(S,Fields,CDef); gen_incl_set(S,Fields,ClassDef) -> case catch get_unique_fieldname(S,ClassDef) of - Tuple when is_tuple(Tuple), size(Tuple) =:= 3 -> + Tuple when tuple_size(Tuple) =:= 3 -> false; _ -> gen_incl_set1(S,Fields, @@ -1589,7 +1589,7 @@ gen_incl_set1(_,['EXTENSIONMARK'],_) -> gen_incl_set1(_,['EXTENSIONMARK'|_],_) -> true; gen_incl_set1(S,[Object|Rest],CFields)-> - Fields = element(size(Object),Object), + Fields = element(tuple_size(Object), Object), case gen_incl1(S,Fields,CFields) of true -> true; @@ -3028,7 +3028,7 @@ is_record_normalized(S,Name,V = #'Externalvaluereference'{},NumComps) -> _ -> false end; is_record_normalized(_S,Name,Value,NumComps) when is_tuple(Value) -> - (size(Value) =:= (NumComps + 1)) andalso (element(1,Value)=:=Name); + (tuple_size(Value) =:= (NumComps + 1)) andalso (element(1, Value) =:= Name); is_record_normalized(_,_,_,_) -> false. @@ -3262,7 +3262,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> inlined=IsInlined}, TestFun = fun(Tref) -> - {_,MaybeChoice} = get_referenced_type(S,Tref), + MaybeChoice = get_non_typedef(S, Tref), case catch((MaybeChoice#typedef.typespec)#type.def) of {'CHOICE',_} -> maybe_illicit_implicit_tag(choice,Tag); @@ -3347,7 +3347,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> TempNewDef#newt{ type = check_externaltypereference(S,NewExt), tag = case S#state.erule of - ber_bin_v2 -> + ber -> merge_tags(Ct,RefType#type.tag); _ -> Ct @@ -3617,6 +3617,14 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) -> check_type(_S,Type,Ts) -> exit({error,{asn1,internal_error,Type,Ts}}). +get_non_typedef(S, Tref0) -> + case get_referenced_type(S, Tref0) of + {_,#typedef{typespec=#type{def=#'Externaltypereference'{}=Tref}}} -> + get_non_typedef(S, Tref); + {_,Type} -> + Type + end. + %% tablecinf_choose. A SEQUENCE or SET may be inserted in another %% SEQUENCE or SET by the COMPONENTS OF directive. If this inserted %% type is a referenced type that already has been checked it already @@ -3712,7 +3720,7 @@ maybe_open_type(S,ClassSpec=#objectclass{fields=Fs}, {typefieldreference,_} -> case {catch get_unique_fieldname(S,#classdef{typespec=ClassSpec}), asn1ct_gen:get_constraint(Constr,componentrelation)}of - {Tuple,_} when is_tuple(Tuple), size(Tuple) =:= 3 -> + {Tuple,_} when tuple_size(Tuple) =:= 3 -> OCFT#'ObjectClassFieldType'{fieldname=FieldNames, type='ASN1_OPEN_TYPE'}; {_,no} -> @@ -4159,7 +4167,7 @@ check_constraint(S,Ext) when is_record(Ext,'Externaltypereference') -> check_constraint(S,{'SizeConstraint',{Lb,Ub}}) - when is_list(Lb);is_tuple(Lb),size(Lb)==2 -> + when is_list(Lb); tuple_size(Lb) =:= 2 -> NewLb = range_check(resolv_tuple_or_list(S,Lb)), NewUb = range_check(resolv_tuple_or_list(S,Ub)), {'SizeConstraint',{NewLb,NewUb}}; @@ -4332,11 +4340,33 @@ permitted_alphabet_merge([C1|Rest],UorI,Acc) -> %% there will be no extension if the last constraint is without extension. %% The rootset of all constraints are considered in the "outermoust %% intersection". See section 13.1.2 in Dubuisson. -constraint_merge(_S,C=[H])when is_tuple(H) -> +constraint_merge(St, Cs0) -> + Cs = constraint_merge_1(St, Cs0), + normalize_cs(Cs). + +normalize_cs([{'SingleValue',[V]}|Cs]) -> + [{'SingleValue',V}|normalize_cs(Cs)]; +normalize_cs([{'SingleValue',[_|_]=L0}|Cs]) -> + [H|T] = L = lists:usort(L0), + [case is_range(H, T) of + false -> {'SingleValue',L}; + true -> {'ValueRange',{H,lists:last(T)}} + end|normalize_cs(Cs)]; +normalize_cs([{'ValueRange',{Sv,Sv}}|Cs]) -> + [{'SingleValue',Sv}|normalize_cs(Cs)]; +normalize_cs([{'ValueRange',{'MIN','MAX'}}|Cs]) -> + normalize_cs(Cs); +normalize_cs(Other) -> Other. + +is_range(Prev, [H|T]) when Prev =:= H - 1 -> is_range(H, T); +is_range(_, [_|_]) -> false; +is_range(_, []) -> true. + +constraint_merge_1(_S, [H]=C) when is_tuple(H) -> C; -constraint_merge(_S,[]) -> +constraint_merge_1(_S, []) -> []; -constraint_merge(S,C) -> +constraint_merge_1(S, C) -> %% skip all extension but the last extension C1 = filter_extensions(C), %% perform all internal level intersections, intersections first @@ -4359,17 +4389,16 @@ constraint_merge(S,C) -> %% get the least common size constraint SZs = get_constraints(C3,'SizeConstraint'), CombSZ = intersection_of_size(S,SZs), - CminusSVs=ordsets:subtract(ordsets:from_list(C3),ordsets:from_list(SVs)), - % CminusSVsVRs = ordsets:subtract(ordsets:from_list(CminusSVs), -% ordsets:from_list(VRs)), - RestC = ordsets:subtract(ordsets:from_list(CminusSVs), - ordsets:from_list(SZs)), + RestC = ordsets:subtract(ordsets:from_list(C3), + ordsets:from_list(SZs ++ VRs ++ SVs)), %% get the least common combined constraint. That is the union of each - %% deep costraint and merge of single value and value range constraints - NewCs = combine_constraints(S,CombSV,CombVR,CombSZ++RestC), - [X||X <- lists:flatten(NewCs), - X /= intersection, - X /= union]. + %% deep constraint and merge of single value and value range constraints. + %% FIXME: Removing 'intersection' from the flattened list essentially + %% means that intersections are converted to unions! + Cs = combine_constraints(S, CombSV, CombVR, CombSZ++RestC), + [X || X <- lists:flatten(Cs), + X =/= intersection, + X =/= union]. %% constraint_union(S,C) takes a list of constraints as input and %% merge them to a union. Unions are performed when two @@ -4399,16 +4428,16 @@ constraint_union(_S,C) -> constraint_union1(S,[A={'ValueRange',_},union,B={'ValueRange',_}|Rest],Acc) -> AunionB = constraint_union_vr([A,B]), - constraint_union1(S,Rest,Acc ++ AunionB); + constraint_union1(S, AunionB++Rest, Acc); constraint_union1(S,[A={'SingleValue',_},union,B={'SingleValue',_}|Rest],Acc) -> AunionB = constraint_union_sv(S,[A,B]), constraint_union1(S,Rest,Acc ++ AunionB); constraint_union1(S,[A={'SingleValue',_},union,B={'ValueRange',_}|Rest],Acc) -> AunionB = union_sv_vr(S,A,B), - constraint_union1(S,Rest,Acc ++ AunionB); + constraint_union1(S, AunionB++Rest, Acc); constraint_union1(S,[A={'ValueRange',_},union,B={'SingleValue',_}|Rest],Acc) -> AunionB = union_sv_vr(S,B,A), - constraint_union1(S,Rest,Acc ++ AunionB); + constraint_union1(S, AunionB++Rest, Acc); constraint_union1(S,[union|Rest],Acc) -> %skip when unsupported constraints constraint_union1(S,Rest,Acc); constraint_union1(S,[A|Rest],Acc) -> @@ -4441,15 +4470,8 @@ constraint_union_vr(VR) -> ({_,{A1,_B1}},{_,{A2,_B2}}) when is_integer(A1),is_integer(A2),A1<A2 -> true; ({_,{A,B1}},{_,{A,B2}}) when B1=<B2->true; (_,_)->false end, - % sort and remove duplicates - SortedVR = lists:sort(Fun,VR), - RemoveDup = fun([],_) ->[]; - ([H],_) -> [H]; - ([H,H|T],F) -> F([H|T],F); - ([H|T],F) -> [H|F(T,F)] - end, - - constraint_union_vr(RemoveDup(SortedVR,RemoveDup),[]). + SortedVR = lists:usort(Fun,VR), + constraint_union_vr(SortedVR, []). constraint_union_vr([],Acc) -> lists:reverse(Acc); @@ -4459,8 +4481,8 @@ constraint_union_vr([{_,{Lb,Ub2}}|Rest],[{_,{Lb,_Ub1}}|Acc]) -> %Ub2 > Ub1 constraint_union_vr(Rest,[{'ValueRange',{Lb,Ub2}}|Acc]); constraint_union_vr([{_,{_,Ub}}|Rest],A=[{_,{_,Ub}}|_Acc]) -> constraint_union_vr(Rest,A); -constraint_union_vr([{_,{Lb2,Ub2}}|Rest],[{_,{Lb1,Ub1}}|Acc]) when Lb2=<Ub1, - Ub2>Ub1-> +constraint_union_vr([{_,{Lb2,Ub2}}|Rest], [{_,{Lb1,Ub1}}|Acc]) + when Ub1 =< Lb2, Ub1 < Ub2 -> constraint_union_vr(Rest,[{'ValueRange',{Lb1,Ub2}}|Acc]); constraint_union_vr([{_,{_,Ub2}}|Rest],A=[{_,{_,Ub1}}|_Acc]) when Ub2=<Ub1-> constraint_union_vr(Rest,A); @@ -4581,9 +4603,11 @@ constraint_intersection(_S,C) -> constraint_intersection1(S,[A,intersection,B|Rest],Acc) -> AisecB = c_intersect(S,A,B), - constraint_intersection1(S,Rest,AisecB++Acc); + constraint_intersection1(S, AisecB++Rest, Acc); constraint_intersection1(S,[A|Rest],Acc) -> constraint_intersection1(S,Rest,[A|Acc]); +constraint_intersection1(_, [], [C]) -> + C; constraint_intersection1(_,[],Acc) -> lists:reverse(Acc). @@ -5193,7 +5217,7 @@ imported1(_Name,[]) -> check_integer(_S,[],_C) -> []; check_integer(S,NamedNumberList,_C) -> - case [X||X<-NamedNumberList,is_tuple(X),size(X)=:=2] of + case [X || X <- NamedNumberList, tuple_size(X) =:= 2] of NamedNumberList -> %% An already checked integer with NamedNumberList NamedNumberList; @@ -5289,7 +5313,7 @@ iof_associated_type(S,[]) -> AssociateSeq = iof_associated_type1(S,[]), Tag = case S#state.erule of - ber_bin_v2 -> + ber -> [?TAG_CONSTRUCTED(?N_INSTANCE_OF)]; _ -> [] end, @@ -5320,7 +5344,7 @@ iof_associated_type1(S,C) -> end, {ObjIdTag,C1TypeTag}= case S#state.erule of - ber_bin_v2 -> + ber -> {[{'UNIVERSAL',8}], [#tag{class='UNIVERSAL', number=6, @@ -5551,8 +5575,9 @@ complist_as_tuple(_Per,[],Acc,Ext,_Acc2,ext) -> complist_as_tuple(_Per,[],Acc,Ext,Acc2,root2) -> {lists:reverse(Acc),lists:reverse(Ext),lists:reverse(Acc2)}. -is_erule_per(Erule) -> - lists:member(Erule,[per,per_bin,uper_bin]). +is_erule_per(per) -> true; +is_erule_per(uper) -> true; +is_erule_per(ber) -> false. expand_components(S, [{'COMPONENTS OF',Type}|T]) -> CompList = expand_components2(S,get_referenced_type(S,Type#type.def)), @@ -5641,7 +5666,7 @@ check_set(S,Type,Components) -> {true,_} -> {Sorted,SortedComponents} = sort_components(der,S,NewComponents), {Sorted,TableCInf,SortedComponents}; - {_,PER} when PER =:= per; PER =:= per_bin; PER =:= uper_bin -> + {_,PER} when PER =:= per; PER =:= uper -> {Sorted,SortedComponents} = sort_components(per,S,NewComponents), {Sorted,TableCInf,SortedComponents}; _ -> @@ -5765,7 +5790,7 @@ sort_universal_type(Components) -> decode_type(I) when is_integer(I) -> I; decode_type(T) -> - asn1ct_gen_ber:decode_type(T). + asn1ct_gen_ber_bin_v2:decode_type(T). untagged_choice(_S,[#'ComponentType'{typespec=#type{tag=[],def={'CHOICE',_}}}|_Rest]) -> true; @@ -6884,16 +6909,16 @@ get_taglist(S,{ObjCl,FieldNameList}) when is_record(ObjCl,objectclass), {TypeFieldName,_} when is_atom(TypeFieldName) -> []%should check if allowed end; get_taglist(S,Def) -> - case lists:member(S#state.erule,[ber_bin_v2]) of - false -> + case S#state.erule of + ber -> + []; + _ -> case Def of 'ASN1_OPEN_TYPE' -> % open_type has no UNIVERSAL tag as such []; _ -> [asn1ct_gen:def_to_tag(Def)] - end; - _ -> - [] + end end. get_taglist1(S,[#'ComponentType'{name=_Cname,tags=TagL}|Rest]) when is_list(TagL) -> diff --git a/lib/asn1/src/asn1ct_constructed_ber.erl b/lib/asn1/src/asn1ct_constructed_ber.erl deleted file mode 100644 index 360de77663..0000000000 --- a/lib/asn1/src/asn1ct_constructed_ber.erl +++ /dev/null @@ -1,1596 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1997-2011. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1ct_constructed_ber). - --export([gen_encode_sequence/3]). --export([gen_decode_sequence/3]). --export([gen_encode_set/3]). --export([gen_decode_set/3]). --export([gen_encode_sof/4]). --export([gen_decode_sof/4]). --export([gen_encode_choice/3]). --export([gen_decode_choice/3]). - -%%%% Application internal exports --export([match_tag/2]). - --include("asn1_records.hrl"). - --import(asn1ct_gen, [emit/1,demit/1,get_record_name_prefix/0]). - -% the encoding of class of tag bits 8 and 7 --define(UNIVERSAL, 0). --define(APPLICATION, 16#40). --define(CONTEXT, 16#80). --define(PRIVATE, 16#C0). - -% primitive or constructed encoding % bit 6 --define(PRIMITIVE, 0). --define(CONSTRUCTED, 2#00100000). - - - - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Encode/decode SEQUENCE -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> - asn1ct_name:start(), - asn1ct_name:new(term), - asn1ct_name:new(bytes), - - %% if EXTERNAL type the input value must be transformed to - %% ASN1 1990 format - case Typename of - ['EXTERNAL'] -> - emit([" NewVal = asn1rt_check:transform_to_EXTERNAL1990(Val),", - nl]); - _ -> - ok - end, - - {SeqOrSet,TableConsInfo,CompList0} = - case D#type.def of - #'SEQUENCE'{tablecinf=TCI,components=CL} -> - {'SEQUENCE',TCI,CL}; - #'SET'{tablecinf=TCI,components=CL} -> - {'SET',TCI,CL} - end, - %% filter away extensionAdditiongroup markers - CompList = filter_complist(CompList0), - Ext = extensible(CompList), - CompList1 = case CompList of - {Rl1,El,Rl2} -> Rl1 ++ El ++ Rl2; - {Rl,El} -> Rl ++ El; - _ -> CompList - end, - EncObj = - case TableConsInfo of - #simpletableattributes{usedclassfield=Used, - uniqueclassfield=Unique} when Used /= Unique -> - false; - %% ObjectSetRef, name of the object set in constraints - %% - %%{ObjectSetRef,AttrN,N,UniqueFieldName} - #simpletableattributes{objectsetname=ObjectSetRef, - c_name=AttrN, - c_index=N, - usedclassfield=UniqueFieldName, - uniqueclassfield=UniqueFieldName, - valueindex=ValueIndex - } -> - OSDef = - case ObjectSetRef of - {Module,OSName} -> - asn1_db:dbget(Module,OSName); - OSName -> - asn1_db:dbget(get(currmod),OSName) - end, -% io:format("currmod: ~p~nOSName: ~p~nAttrN: ~p~nN: ~p~nUniqueFieldName: ~p~n", -% [get(currmod),OSName,AttrN,N,UniqueFieldName]), - case (OSDef#typedef.typespec)#'ObjectSet'.gen of - true -> -% Val = lists:concat(["?RT_BER:cindex(", -% N+1,",Val,"]), - ObjectEncode = - asn1ct_gen:un_hyphen_var(lists:concat(['Obj', - AttrN])), - emit({ObjectEncode," = ",nl}), - {ObjSetMod,ObjSetName} = - case ObjectSetRef of - {M,O} -> - {{asis,M},O}; - O -> - {"?MODULE",O} - end, - emit({" ",ObjSetMod,":'getenc_",ObjSetName,"'(",{asis,UniqueFieldName}, - ", ",nl}), -% emit({indent(35),"?RT_BER:cindex(",N+1,", Val,", -% {asis,AttrN},")),",nl}), - Length = fun(X,_LFun) when is_atom(X) -> - length(atom_to_list(X)); - (X,_LFun) when is_list(X) -> - length(X); - ({X1,X2},LFun) -> - LFun(X1,LFun) + LFun(X2,LFun) - end, - emit([indent(10+Length(ObjectSetRef,Length)), - "value_match(",{asis,ValueIndex},",", - "?RT_BER:cindex(",N+1,",Val,", - {asis,AttrN},"))),",nl]), - notice_value_match(), - {AttrN,ObjectEncode}; - _ -> - false - end; - _ -> - case D#type.tablecinf of - [{objfun,_}|_] -> - %% when the simpletableattributes was at an - %% outer level and the objfun has been passed - %% through the function call - {"got objfun through args","ObjFun"}; - _ -> - false - end - end, - - gen_enc_sequence_call(Erules,Typename,CompList1,1,Ext,EncObj), - - MyTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- D#type.tag] - ++ - [#tag{class = asn1ct_gen_ber:decode_class('UNIVERSAL'), - number = asn1ct_gen_ber:decode_type(SeqOrSet), - form = ?CONSTRUCTED, - type = 'IMPLICIT'}], - emit([nl," BytesSoFar = "]), - case SeqOrSet of - 'SET' when (D#type.def)#'SET'.sorted == dynamic -> - emit("asn1rt_check:dynamicsort_SET_components(["), - mkvlist(asn1ct_name:all(encBytes)), - emit(["]),",nl]); - _ -> - emit("["), - mkvlist(asn1ct_name:all(encBytes)), - emit(["],",nl]) - end, - emit(" LenSoFar = "), - case asn1ct_name:all(encLen) of - [] -> emit("0"); - AllLengths -> - mkvplus(AllLengths) - end, - emit([",",nl]), -% emit(["{TagBytes,Len} = ?RT_BER:encode_tags(TagIn ++ ", - emit([" ?RT_BER:encode_tags(TagIn ++ ", - {asis,MyTag},", BytesSoFar, LenSoFar).",nl]). - - -gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> - asn1ct_name:start(), - asn1ct_name:new(tag), - #'SEQUENCE'{tablecinf=TableConsInfo,components=CList0} = D#type.def, - - %% filter away extensionAdditiongroup markers - CList = filter_complist(CList0), - - Ext = extensible(CList), - {CompList,CompList2} = case CList of - {Rl1,El,Rl2} -> {Rl1 ++ El ++ Rl2,CList}; - {Rl,El} -> {Rl ++ El, Rl ++ El}; - _ -> {CList,CList} - end, - - emit([" %%-------------------------------------------------",nl]), - emit([" %% decode tag and length ",nl]), - emit([" %%-------------------------------------------------",nl]), - - asn1ct_name:new(rb), - MyTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- D#type.tag] - ++ - [#tag{class = asn1ct_gen_ber:decode_class('UNIVERSAL'), - number = asn1ct_gen_ber:decode_type('SEQUENCE'), - form = ?CONSTRUCTED, - type = 'IMPLICIT'}], - emit([" {{_,",asn1ct_gen_ber:unused_var("Len",D#type.def),"},",{next,bytes},",",{curr,rb}, - "} = ?RT_BER:check_tags(TagIn ++ ",{asis,MyTag},", ", - {curr,bytes},", OptOrMand), ",nl]), - asn1ct_name:new(bytes), - asn1ct_name:new(len), - - case CompList of - [] -> true; - _ -> - emit({"{",{next,bytes}, - ",RemBytes} = ?RT_BER:split_list(", - {curr,bytes}, - ",", {prev,len},"),",nl}), - asn1ct_name:new(bytes) - end, - - {DecObjInf,UniqueFName,ValueIndex} = - case TableConsInfo of - #simpletableattributes{objectsetname=ObjectSet, - c_name=AttrN, - usedclassfield=UniqueFieldName, - uniqueclassfield=UniqueFieldName, - valueindex=ValIndex - } -> - F = fun(#'ComponentType'{typespec=CT})-> - case {asn1ct_gen:get_constraint(CT#type.constraint,componentrelation),CT#type.tablecinf} of -% case {CT#type.constraint,CT#type.tablecinf} of - {no,[{objfun,_}|_R]} -> true; - _ -> false - end - end, - case lists:any(F,CompList) of - %%AttributeName = asn1ct_gen:un_hyphen_var(AttrN), - true -> % when component relation constraint establish - %% relation from a component to another components - %% subtype component - {{AttrN,{deep,ObjectSet,UniqueFieldName, - ValIndex}}, - UniqueFieldName,ValIndex}; - false -> - {{AttrN,ObjectSet},UniqueFieldName,ValIndex} - end; - _ -> - {false,false,false} - end, - RecordName = lists:concat([get_record_name_prefix(),asn1ct_gen:list2rname(Typename)]), - case gen_dec_sequence_call(Erules,Typename,CompList2,Ext,DecObjInf) of - no_terms -> % an empty sequence - emit([nl,nl]), - demit({"Result = "}), %dbg - %% return value as record - asn1ct_name:new(rb), - emit([" {{'",RecordName,"'}, ",{curr,bytes},",",nl," "]), - asn1ct_gen_ber:add_removed_bytes(), - emit(["}.",nl]); - {LeadingAttrTerm,PostponedDecArgs} -> - emit([com,nl,nl]), - case {LeadingAttrTerm,PostponedDecArgs} of - {[],[]} -> - ok; - {_,[]} -> - ok; - {[{ObjSet,LeadingAttr,Term}],PostponedDecArgs} -> - DecObj = asn1ct_gen:un_hyphen_var(lists:concat(['DecObj',LeadingAttr,Term])), - ValueMatch = value_match(ValueIndex,Term), - {ObjSetMod,ObjSetName} = - case ObjSet of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",ObjSet} - end, - emit([DecObj," =",nl," ",ObjSetMod,":'getdec_",ObjSetName,"'(", -% {asis,UniqueFName},", ",Term,"),",nl}), - {asis,UniqueFName},", ",ValueMatch,"),",nl]), - gen_dec_postponed_decs(DecObj,PostponedDecArgs) - end, - demit({"Result = "}), %dbg - %% return value as record - asn1ct_name:new(rb), - asn1ct_name:new(bytes), - ExtStatus = case Ext of - {ext,_,_} -> ext; - _ -> noext % noext | extensible - end, - emit([" {",{next,bytes},",",{curr,rb},"} = ?RT_BER:restbytes2(RemBytes, ", - {curr,bytes},",",ExtStatus,"),",nl]), - asn1ct_name:new(rb), - case Typename of - ['EXTERNAL'] -> - emit([" OldFormat={'",RecordName, - "', "]), - mkvlist(asn1ct_name:all(term)), - emit(["},",nl]), - emit([" ASN11994Format =",nl, - " asn1rt_check:transform_to_EXTERNAL1994", - "(OldFormat),",nl]), - emit([" {ASN11994Format,",{next,bytes},", "]); - _ -> - emit([" {{'",RecordName,"', "]), - mkvlist(asn1ct_name:all(term)), - emit(["}, ",{next,bytes},", "]) - end, - asn1ct_gen_ber:add_removed_bytes(), - emit(["}.",nl]) - end. - -gen_dec_postponed_decs(_,[]) -> - emit(nl); -gen_dec_postponed_decs(DecObj,[{_Cname,{FirstPFN,PFNList},Term,TmpTerm,_Tag,OptOrMand}|Rest]) -> -% asn1ct_name:new(term), - asn1ct_name:new(tmpterm), - asn1ct_name:new(reason), - - emit({"{",Term,", _, _} = ",nl}), - N = case OptOrMand of - mandatory -> 0; - 'OPTIONAL' -> - emit_opt_or_mand_check(asn1_NOVALUE,TmpTerm), - 6; - {'DEFAULT',Val} -> - emit_opt_or_mand_check(Val,TmpTerm), - 6 - end, - emit({indent(N+3),"case (catch ",DecObj,"(",{asis,FirstPFN}, -% ", ",TmpTerm,", ", {asis,Tag},", ",{asis,PFNList},")) of",nl}), - ", ",TmpTerm,", [], ",{asis,PFNList},")) of",nl}), - emit({indent(N+6),"{'EXIT', ",{curr,reason},"} ->",nl}), - emit({indent(N+9),"exit({'Type not compatible with table constraint',", - {curr,reason},"});",nl}), - emit({indent(N+6),{curr,tmpterm}," ->",nl}), - emit({indent(N+9),{curr,tmpterm},nl}), - - case OptOrMand of - mandatory -> emit([indent(N+3),"end,",nl]); - _ -> - emit([indent(N+3),"end",nl, - indent(3),"end,",nl]) - end, -% emit({indent(3),"end,",nl}), - gen_dec_postponed_decs(DecObj,Rest). - - -emit_opt_or_mand_check(Value,TmpTerm) -> - emit([indent(3),"case ",TmpTerm," of",nl, - indent(6),{asis,Value}," -> {",{asis,Value},",[],[]};",nl, - indent(6),"_ ->",nl]). - -%%============================================================================ -%% Encode/decode SET -%% -%%============================================================================ - -gen_encode_set(Erules,Typename,D) when is_record(D,type) -> - gen_encode_sequence(Erules,Typename,D). - -gen_decode_set(Erules,Typename,D) when is_record(D,type) -> - asn1ct_name:start(), - asn1ct_name:clear(), - asn1ct_name:new(term), - asn1ct_name:new(tag), - #'SET'{components=TCompList0} = D#type.def, - - %% filter away extensionAdditiongroup markers - TCompList = filter_complist(TCompList0), - Ext = extensible(TCompList), - ToOptional = fun(mandatory) -> - 'OPTIONAL'; - (X) -> X - end, - CompList = case TCompList of - {Rl1,El,Rl2} -> - Rl1 ++ [X#'ComponentType'{prop=ToOptional(Y)}||X = #'ComponentType'{prop=Y}<-El] ++ Rl2; - {Rl,El} -> Rl ++ El; - _ -> TCompList - end, - - emit([" %%-------------------------------------------------",nl]), - emit([" %% decode tag and length ",nl]), - emit([" %%-------------------------------------------------",nl]), - - asn1ct_name:new(rb), - MyTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- D#type.tag] - ++ - [#tag{class = asn1ct_gen_ber:decode_class('UNIVERSAL'), - number = asn1ct_gen_ber:decode_type('SET'), - form = ?CONSTRUCTED, - type = 'IMPLICIT'}], - emit([" {{_,Len},",{next,bytes},",",{curr,rb}, - "} = ?RT_BER:check_tags(TagIn ++ ",{asis,MyTag},", ", - {curr,bytes},", OptOrMand), ",nl]), - asn1ct_name:new(bytes), - asn1ct_name:new(len), - asn1ct_name:new(rb), - - emit([" {SetTerm, SetBytes, ",{curr,rb},"} = ?RT_BER:decode_set(0, Len, ", - {curr,bytes},", OptOrMand, ", - "fun 'dec_",asn1ct_gen:list2name(Typename),"_fun'/2, []),",nl]), - - asn1ct_name:new(rb), - {ExtFlatten1,ExtFlatten2} = - case Ext of - noext -> {"",""}; - _ -> {"lists:flatten(",")"} - end, - emit([" 'dec_",asn1ct_gen:list2name(Typename), - "__result__'(lists:sort(",ExtFlatten1,"SetTerm",ExtFlatten2,"), SetBytes, "]), - asn1ct_gen_ber:add_removed_bytes(), - emit([").",nl,nl,nl]), - - emit({"%%-------------------------------------------------",nl}), - emit({"%% Set loop fun for ",asn1ct_gen:list2name(Typename),nl}), - emit({"%%-------------------------------------------------",nl}), - - asn1ct_name:clear(), - asn1ct_name:new(term), - emit(["'dec_",asn1ct_gen:list2name(Typename),"_fun'(",{curr,bytes}, - ", OptOrMand) ->",nl]), - - asn1ct_name:new(bytes), - gen_dec_set(Erules,Typename,CompList,1,Ext), - - emit([" %% tag not found, if extensionmark we should skip bytes here",nl]), - emit([indent(6),"_ -> ",nl]), - case Ext of - noext -> - emit([indent(9),"{[], Bytes,0}",nl]); - _ -> - asn1ct_name:new(rbCho), - emit([indent(9),"{RestBytes, ",{curr,rbCho}, - "} = ?RT_BER:skipvalue(Bytes),",nl, - indent(9),"{[], RestBytes, ",{curr,rbCho},"}",nl]) - end, - emit([indent(3),"end.",nl,nl,nl]), - - - emit({"%%-------------------------------------------------",nl}), - emit({"%% Result ",asn1ct_gen:list2name(Typename),nl}), - emit({"%%-------------------------------------------------",nl}), - - asn1ct_name:clear(), - emit({"'dec_",asn1ct_gen:list2name(Typename),"__result__'(", - asn1ct_gen_ber:unused_var("TermList",D#type.def),", Bytes, Rb) ->",nl}), - RecordName = lists:concat([get_record_name_prefix(), - asn1ct_gen:list2rname(Typename)]), - case gen_dec_set_result(Erules,Typename,CompList) of - no_terms -> - %% return value as record - asn1ct_name:new(rb), - emit({" {{'",RecordName,"'}, Bytes, Rb}.",nl}); - _ -> - emit({nl," case ",{curr,termList}," of",nl}), - emit({" [] -> {{'",RecordName,"', "}), - mkvlist(asn1ct_name:all(term)), - emit({"}, Bytes, Rb};",nl}), - emit({" ExtraAtt -> exit({error,{asn1,{too_many_attributes, ExtraAtt}}})",nl}), - emit({" end.",nl}), - emit({nl,nl,nl}) - end. - - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Encode/decode SEQUENCE OF and SET OF -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -gen_encode_sof(Erules,Typename,_InnerTypename,D) when is_record(D,type) -> - asn1ct_name:start(), - {SeqOrSetOf, Cont} = D#type.def, - - Objfun = case D#type.tablecinf of - [{objfun,_}|_R] -> - ", ObjFun"; - _ -> - "" - end, - - emit({" {EncBytes,EncLen} = 'enc_",asn1ct_gen:list2name(Typename), - "_components'(Val",Objfun,",[],0),",nl}), - - MyTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- D#type.tag] - ++ - [#tag{class = asn1ct_gen_ber:decode_class('UNIVERSAL'), - number = asn1ct_gen_ber:decode_type(SeqOrSetOf), - form = ?CONSTRUCTED, - type = 'IMPLICIT'}], -% gen_encode_tags(Erules,MyTag,"EncLen","EncBytes"), - emit([" ?RT_BER:encode_tags(TagIn ++ ", - {asis,MyTag},", EncBytes, EncLen).",nl,nl]), - - gen_encode_sof_components(Erules,Typename,SeqOrSetOf,Cont). -% gen_enc_line(Erules,Typename,TypeNameSuffix,Cont,"H",0, -% mandatory,"{EncBytes,EncLen} = "), - - -gen_decode_sof(Erules,Typename,_InnerTypename,D) when is_record(D,type) -> - asn1ct_name:start(), - asn1ct_name:clear(), - {SeqOrSetOf, TypeTag, Cont} = - case D#type.def of - {'SET OF',_Cont} -> {'SET OF','SET',_Cont}; - {'SEQUENCE OF',_Cont} -> {'SEQUENCE OF','SEQUENCE',_Cont} - end, - TypeNameSuffix = asn1ct_gen:constructed_suffix(SeqOrSetOf,Cont#type.def), - - emit({" %%-------------------------------------------------",nl}), - emit({" %% decode tag and length ",nl}), - emit({" %%-------------------------------------------------",nl}), - - asn1ct_name:new(rb), - MyTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- D#type.tag] - ++ - [#tag{class = asn1ct_gen_ber:decode_class('UNIVERSAL'), - number = asn1ct_gen_ber:decode_type(TypeTag), - form = ?CONSTRUCTED, - type = 'IMPLICIT'}], - emit([" {{_,Len},",{next,bytes},",",{curr,rb}, - "} = ?RT_BER:check_tags(TagIn ++ ",{asis,MyTag},", ", - {curr,bytes},", OptOrMand), ",nl]), - - emit([" ?RT_BER:decode_components(",{curr,rb}]), - InnerType = asn1ct_gen:get_inner(Cont#type.def), - ContName = case asn1ct_gen:type(InnerType) of - Atom when is_atom(Atom) -> Atom; - _ -> TypeNameSuffix - end, - emit([", Len, ",{next,bytes},", "]), -% NewCont = -% case Cont#type.def of -% {'ENUMERATED',_,Components}-> -% Cont#type{def={'ENUMERATED',Components}}; -% _ -> Cont -% end, - ObjFun = - case D#type.tablecinf of - [{objfun,_}|_R] -> - ", ObjFun"; - _ -> - [] - end, - gen_dec_line_sof(Erules,Typename,ContName,Cont,ObjFun), - emit([", []).",nl,nl,nl]). - - -gen_encode_sof_components(Erules,Typename,SeqOrSetOf,Cont) - when is_record(Cont,type)-> - - {Objfun,ObjFun_novar,EncObj} = - case Cont#type.tablecinf of - [{objfun,_}|_R] -> - {", ObjFun",", _",{no_attr,"ObjFun"}}; - _ -> - {"","",false} - end, - emit(["'enc_",asn1ct_gen:list2name(Typename), - "_components'([]",ObjFun_novar,", AccBytes, AccLen) -> ",nl]), - - case catch lists:member(der,get(encoding_options)) of - true when SeqOrSetOf=='SET OF' -> - emit([indent(3), - "{asn1rt_check:dynamicsort_SETOF(AccBytes),AccLen};",nl,nl]); - _ -> - emit([indent(3),"{lists:reverse(AccBytes),AccLen};",nl,nl]) - end, - emit(["'enc_",asn1ct_gen:list2name(Typename), - "_components'([H|T]",Objfun,",AccBytes, AccLen) ->",nl]), - TypeNameSuffix = asn1ct_gen:constructed_suffix(SeqOrSetOf,Cont#type.def), - gen_enc_line(Erules,Typename,TypeNameSuffix,Cont,"H",3, -% mandatory,"{EncBytes,EncLen} = ",EncObj), - mandatory,EncObj), - emit([",",nl]), - emit([indent(3),"'enc_",asn1ct_gen:list2name(Typename), - "_components'(T",Objfun,","]), - emit(["[EncBytes|AccBytes], AccLen + EncLen).",nl,nl]). - -%%============================================================================ -%% Encode/decode CHOICE -%% -%%============================================================================ - -gen_encode_choice(Erules,Typename,D) when is_record(D,type) -> - ChoiceTag = D#type.tag, - {'CHOICE',CompList} = D#type.def, - Ext = extensible(CompList), - CompList1 = case CompList of - {Rl1,El,Rl2} -> Rl1 ++ El ++ Rl2; - {Rl,El} -> Rl ++ El; - _ -> CompList - end, - gen_enc_choice(Erules,Typename,ChoiceTag,CompList1,Ext), - emit({nl,nl}). - -gen_decode_choice(Erules,Typename,D) when is_record(D,type) -> - asn1ct_name:start(), - asn1ct_name:new(bytes), - ChoiceTag = D#type.tag, - {'CHOICE',CompList} = D#type.def, - Ext = extensible(CompList), - CompList1 = case CompList of - {Rl1,El,Rl2} -> Rl1 ++ El ++Rl2; - {Rl,El} -> Rl ++ El; - _ -> CompList - end, - gen_dec_choice(Erules,Typename,ChoiceTag,CompList1,Ext), - emit({".",nl}). - - -%%============================================================================ -%% Encode SEQUENCE -%% -%%============================================================================ - -gen_enc_sequence_call(Erules,TopType,[#'ComponentType'{name=Cname,typespec=Type,prop=Prop,textual_order=Order}|Rest],Pos,Ext,EncObj) -> - asn1ct_name:new(encBytes), - asn1ct_name:new(encLen), - CindexPos = - case Order of - undefined -> - Pos; - _ -> Order % der - end, - Element = - case TopType of - ['EXTERNAL'] -> - io_lib:format("?RT_BER:cindex(~w,NewVal,~w)",[CindexPos+1,Cname]); - _ -> - io_lib:format("?RT_BER:cindex(~w,Val,~w)",[CindexPos+1,Cname]) - end, - InnerType = asn1ct_gen:get_inner(Type#type.def), - print_attribute_comment(InnerType,Pos,Prop), - gen_enc_line(Erules,TopType,Cname,Type,Element,3,Prop,EncObj), - case Rest of - [] -> - emit({com,nl}); - _ -> - emit({com,nl}), - gen_enc_sequence_call(Erules,TopType,Rest,Pos+1,Ext,EncObj) - end; - -gen_enc_sequence_call(_Erules,_TopType,[],_Num,_,_) -> - true. - -%%============================================================================ -%% Decode SEQUENCE -%% -%%============================================================================ - -gen_dec_sequence_call(Erules,TopType,CompList,Ext,DecObjInf) - when is_list(CompList) -> - gen_dec_sequence_call1(Erules,TopType, CompList, 1, Ext,DecObjInf,[],[]); -gen_dec_sequence_call(Erules,TopType,CList,Ext,DecObjInf) -> - gen_dec_sequence_call2(Erules,TopType,CList,Ext,DecObjInf). - -gen_dec_sequence_call1(Erules,TopType,[#'ComponentType'{name=Cname,typespec=Type,prop=Prop,tags=Tags}|Rest],Num,Ext,DecObjInf,LeadingAttrAcc,ArgsAcc) -> - {LA,PostponedDec} = - gen_dec_component(Erules,TopType,Cname,Tags,Type,Num,Prop, - Ext,DecObjInf), - case Rest of - [] -> - {LA ++ LeadingAttrAcc,PostponedDec ++ ArgsAcc}; - _ -> - emit({com,nl}), -% asn1ct_name:new(term), - asn1ct_name:new(bytes), - gen_dec_sequence_call1(Erules,TopType,Rest,Num+1,Ext,DecObjInf, - LA++LeadingAttrAcc,PostponedDec++ArgsAcc) - end; - -gen_dec_sequence_call1(_Erules,_TopType,[],1,_,_,_,_) -> - no_terms. - -gen_dec_sequence_call2(_Erules,_TopType,{[],[],[]},_Ext,_DecObjInf) -> - no_terms; -gen_dec_sequence_call2(Erules,TopType,{Root1,EList,Root2},_Ext,DecObjInf) -> - {LA,ArgsAcc} = - case gen_dec_sequence_call1(Erules,TopType,Root1++EList,1, - extensible({Root1,EList}),DecObjInf,[],[]) of - no_terms -> - {[],[]}; - Res -> Res - end, - %% TagList is the tags of Root2 elements from the first up to and - %% including the first mandatory element. - TagList = get_root2_taglist(Root2,[]), - emit({com,nl}), - asn1ct_name:new(bytes), - emit([" {",{next,bytes},", ",{next,rb}, - "} = ?RT_BER:skip_ExtensionAdditions(", - {curr,bytes},", ",{asis,TagList},"),",nl]), - asn1ct_name:new(rb), - asn1ct_name:new(bytes), - gen_dec_sequence_call1(Erules,TopType,Root2, - length(Root1)+length(EList),noext, - DecObjInf,LA,ArgsAcc). - -%% returns a list of tags of the elements in the component (second -%% root) list up to and including the first mandatory tag. See 24.6 in -%% X.680 (7/2002) -get_root2_taglist([],Acc) -> - lists:reverse(Acc); -get_root2_taglist([#'ComponentType'{prop=Prop,typespec=Type}|Rest],Acc) -> - FirstTag = fun([])->[]; - ([H|_T])->H#tag{class=asn1ct_gen_ber:decode_class(H#tag.class)} - end(Type#type.tag), - case Prop of - mandatory -> - %% match_tags/ may be used - %% this is the last tag of interest -> return - lists:reverse([FirstTag|Acc]); - _ -> - get_root2_taglist(Rest,[FirstTag|Acc]) - end. - - -%%---------------------------- -%%SEQUENCE mandatory -%%---------------------------- - -gen_dec_component(Erules,TopType,Cname,CTags,Type,Pos,Prop,Ext,DecObjInf) -> - InnerType = - case Type#type.def of - #'ObjectClassFieldType'{type=OCFTType} -> OCFTType; - _ -> asn1ct_gen:get_inner(Type#type.def) - end, - - Prop1 = case {Prop,Ext} of - {_,{ext,Epos,_Root2pos}} when Pos < Epos -> - Prop; - {mandatory,{ext,Epos,_}} when Pos >= Epos -> - 'OPTIONAL'; - _ -> - Prop - end, - print_attribute_comment(InnerType,Pos,Prop1), - emit(" "), - - case {InnerType,DecObjInf} of - {{typefield,_},NotFalse} when NotFalse /= false -> - asn1ct_name:new(term), - asn1ct_name:new(tmpterm), - emit({"{",{curr,tmpterm},", ",{next,bytes},",",{next,rb},"} = "}); - {{objectfield,_,_},_} -> - asn1ct_name:new(term), - asn1ct_name:new(tmpterm), - emit({"{",{curr,tmpterm},", ",{next,bytes},",",{next,rb},"} = "}); - _ -> - asn1ct_name:new(term), - emit({"{",{curr,term},",",{next,bytes},",",{next,rb},"} = "}) - end, - asn1ct_name:new(rb), - PostponedDec = - gen_dec_line(Erules,TopType,Cname,CTags,Type,Prop1,DecObjInf), - asn1ct_name:new(form), - PostponedDec. - - -%%------------------------------------- -%% Decode SET -%%------------------------------------- - -gen_dec_set(Erules,TopType,CompList,Pos,Ext) -> - ExtCatch = case Ext of - noext ->""; - _ -> " catch" - end, - TagList = get_all_choice_tags(CompList), - emit({indent(3), - {curr,tagList}," = ",{asis,TagList},",",nl}), - emit({indent(3), - "case",ExtCatch," ?RT_BER:check_if_valid_tag(Bytes, ", - {curr,tagList},", OptOrMand) of",nl}), - asn1ct_name:new(tagList), - asn1ct_name:new(rbCho), - asn1ct_name:new(choTags), - gen_dec_set_cases(Erules,TopType,CompList,TagList,Pos), - asn1ct_name:new(tag), - asn1ct_name:new(bytes). - - - -gen_dec_set_cases(_,_,[],_,_) -> - ok; -gen_dec_set_cases(Erules,TopType,[H|T],List,Pos) -> - Name = H#'ComponentType'.name, - Type = H#'ComponentType'.typespec, - - emit({indent(6),"'",Name,"' ->",nl}), - case Type#type.def of - {'CHOICE',_NewCompList} -> - gen_dec_set_cases_choice(Erules,TopType,H,Pos); - _ -> - gen_dec_set_cases_type(Erules,TopType,H,Pos) - end, - gen_dec_set_cases(Erules,TopType,T,List,Pos+1). - - - -gen_dec_set_cases_choice(_Erules,TopType,H,Pos) -> - Cname = H#'ComponentType'.name, - Tag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)} - || X <- (H#'ComponentType'.typespec)#type.tag], - asn1ct_name:new(rbCho), - emit({indent(9),"{Dec, Rest, ",{curr,rbCho},"} = "}), - emit({"'dec_",asn1ct_gen:list2name([Cname|TopType]), - "'(Bytes,OptOrMand,",{asis,Tag},"),",nl}), - emit([" {{",Pos,",Dec}, Rest, ",{curr,rbCho},"}"]), - emit([";",nl,nl]). - - -gen_dec_set_cases_type(Erules,TopType,H,Pos) -> - Cname = H#'ComponentType'.name, - Type = H#'ComponentType'.typespec, - %% always use Prop = mandatory here Prop = H#'ComponentType'.prop, - - asn1ct_name:new(rbCho), - emit({indent(9),"{Dec, Rest, ",{curr,rbCho},"} = "}), - asn1ct_name:delete(bytes), - %% we have already seen the tag so now we must find the value - %% that why we always use 'mandatory' here - gen_dec_line(Erules,TopType,Cname,[],Type,mandatory,decObjInf), - asn1ct_name:new(bytes), - - emit([",",nl]), - emit(["{{",Pos,",Dec}, Rest, ",{curr,rbCho},"}"]), - emit([";",nl,nl]). - - -%%--------------------------------- -%% Decode SET result -%%--------------------------------- - -gen_dec_set_result(Erules,TopType,CompList) -> - gen_dec_set_result1(Erules,TopType, CompList, 1). - -gen_dec_set_result1(Erules,TopType, - [#'ComponentType'{name=Cname, - typespec=Type, - prop=Prop}|Rest],Num) -> - gen_dec_set_component(Erules,TopType,Cname,Type,Num,Prop), - case Rest of - [] -> - true; - _ -> - gen_dec_set_result1(Erules,TopType,Rest,Num+1) - end; - -gen_dec_set_result1(_Erules,_TopType,[],1) -> - no_terms; -gen_dec_set_result1(_Erules,_TopType,[],_Num) -> - true. - - -gen_dec_set_component(_Erules,_TopType,_Cname,Type,Pos,Prop) -> - InnerType = asn1ct_gen:get_inner(Type#type.def), - print_attribute_comment(InnerType,Pos,Prop), - emit({" {",{next,term},com,{next,termList},"} =",nl}), - emit({" case ",{curr,termList}," of",nl}), - emit({" [{",Pos,com,{curr,termTmp},"}|", - {curr,rest},"] -> "}), - emit({"{",{curr,termTmp},com, - {curr,rest},"};",nl}), - case Prop of - 'OPTIONAL' -> - emit([indent(10),"_ -> {asn1_NOVALUE, ",{curr,termList},"}",nl]); - {'DEFAULT', DefVal} -> - emit([indent(10), - "_ -> {",{asis,DefVal},", ",{curr,termList},"}",nl]); - mandatory -> - emit([indent(10), - "_ -> exit({error,{asn1,{mandatory_attribute_no, ", - Pos,", missing}}})",nl]) - end, - emit([indent(6),"end,",nl]), - asn1ct_name:new(rest), - asn1ct_name:new(term), - asn1ct_name:new(termList), - asn1ct_name:new(termTmp). - - -%%--------------------------------------------- -%% Encode CHOICE -%%--------------------------------------------- -%% for BER we currently do care (a little) if the choice has an EXTENSIONMARKER - - -gen_enc_choice(Erules,TopType,Tag,CompList,_Ext) -> - gen_enc_choice1(Erules,TopType,Tag,CompList,_Ext). - -gen_enc_choice1(Erules,TopType,Tag,CompList,_Ext) -> - asn1ct_name:clear(), - emit({" {EncBytes,EncLen} = case element(1,Val) of",nl}), - gen_enc_choice2(Erules,TopType,CompList), - emit([nl," end,",nl,nl]), - NewTag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- Tag], -% gen_encode_tags(Erules,NewTag,"EncLen","EncBytes"). - emit(["?RT_BER:encode_tags(TagIn ++",{asis,NewTag},", EncBytes, EncLen).",nl]). - - - -gen_enc_choice2(Erules,TopType,[H1|T]) when is_record(H1,'ComponentType') -> - Cname = H1#'ComponentType'.name, - Type = H1#'ComponentType'.typespec, - emit({" ",{asis,Cname}," ->",nl}), - {Encobj,Assign} = -% case asn1ct_gen:get_constraint(Type#type.constraint, -% tableconstraint_info) of - case {Type#type.def,asn1ct_gen:get_constraint(Type#type.constraint, - componentrelation)} of - {#'ObjectClassFieldType'{},{componentrelation,_,_}} -> - asn1ct_name:new(tmpBytes), - asn1ct_name:new(encBytes), - asn1ct_name:new(encLen), - Emit = ["{",{curr,tmpBytes},", _} = "], - {{no_attr,"ObjFun"},Emit}; - _ -> - case Type#type.tablecinf of - [{objfun,_}] -> {{no_attr,"ObjFun"},[]}; - _-> {false,[]} - end - end, - gen_enc_line(Erules,TopType,Cname,Type,"element(2,Val)",9, - mandatory,Assign,Encobj), - case {Type#type.def,Encobj} of - {#'ObjectClassFieldType'{},{no_attr,"ObjFun"}} -> - emit({",",nl,indent(9),"{",{curr,encBytes},", ", - {curr,encLen},"}"}); - _ -> ok - end, - emit({";",nl}), - case T of - [] -> - emit([indent(6), "Else -> ",nl, - indent(9),"exit({error,{asn1,{invalid_choice_type,Else}}})"]); - _ -> - true - end, - gen_enc_choice2(Erules,TopType,T); - -gen_enc_choice2(_,_,[]) -> - true. - - - - -%%-------------------------------------------- -%% Decode CHOICE -%%-------------------------------------------- - -gen_dec_choice(Erules,TopType, ChTag, CompList, Ext) -> - asn1ct_name:delete(bytes), - Tags = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)}|| X <- ChTag], - - emit([" {{_,Len},",{next,bytes}, - ", RbExp} = ?RT_BER:check_tags(TagIn++", - {asis,Tags},", ", - {curr,bytes},", OptOrMand),",nl]), - asn1ct_name:new(bytes), - asn1ct_name:new(len), - gen_dec_choice_indef_funs(Erules), - case Erules of - ber_bin -> - emit([indent(3),"case ",{curr,bytes}," of",nl]); - ber -> - emit([indent(3), - "case (catch ?RT_BER:peek_tag(",{curr,bytes},")) of",nl]) - end, - asn1ct_name:new(tagList), - asn1ct_name:new(choTags), - gen_dec_choice_cases(Erules,TopType,CompList), - case Ext of - noext -> - emit([indent(6), {curr,else}," -> ",nl]), - emit([indent(9),"case OptOrMand of",nl, - indent(12),"mandatory ->","exit({error,{asn1,", - "{invalid_choice_tag,",{curr,else},"}}});",nl, - indent(12),"_ ->","exit({error,{asn1,{no_optional_tag,", - {curr,else},"}}})",nl, - indent(9),"end",nl]); - _ -> - emit([indent(6),"_ -> ",nl]), - emit([indent(9),"{{asn1_ExtAlt,",{curr,bytes},"},", - empty_lb(Erules),", RbExp}",nl]) - end, - emit([indent(3),"end"]), - asn1ct_name:new(tag), - asn1ct_name:new(else). - -gen_dec_choice_indef_funs(Erules) -> - emit({indent(3),"IndefEndBytes = fun(indefinite,",indefend_match(Erules,used_var), - ")-> R; (_,B)-> B end,",nl}), - emit({indent(3),"IndefEndRb = fun(indefinite,",indefend_match(Erules,unused_var), - ")-> 2; (_,_)-> 0 end,",nl}). - - -gen_dec_choice_cases(_,_, []) -> - ok; -gen_dec_choice_cases(Erules,TopType, [H|T]) -> - asn1ct_name:push(rbCho), - Name = H#'ComponentType'.name, - emit([nl,"%% '",Name,"'",nl]), - Fcases = fun([T1,T2|Tail],Fun) -> - emit([indent(6),match_tag(Erules,T1)," ->",nl]), - gen_dec_choice_cases_type(Erules,TopType, H), - Fun([T2|Tail],Fun); - ([T1],_) -> - emit([indent(6),match_tag(Erules,T1)," ->",nl]), - gen_dec_choice_cases_type(Erules,TopType, H) - end, - Fcases(H#'ComponentType'.tags,Fcases), - asn1ct_name:pop(rbCho), - gen_dec_choice_cases(Erules,TopType, T). - - - -gen_dec_choice_cases_type(Erules,TopType,H) -> - Cname = H#'ComponentType'.name, - Type = H#'ComponentType'.typespec, - Prop = H#'ComponentType'.prop, - emit({indent(9),"{Dec, Rest, ",{curr,rbCho},"} = "}), - gen_dec_line(Erules,TopType,Cname,[],Type,Prop,false), - emit([",",nl,indent(9),"{{",{asis,Cname}, - ", Dec}, IndefEndBytes(Len,Rest), RbExp + ", - {curr,rbCho}," + IndefEndRb(Len,Rest)};",nl,nl]). - -encode_tag_val(Erules,{Class,TagNo}) when is_integer(TagNo) -> - Rtmod = rtmod(Erules), - Rtmod:encode_tag_val({asn1ct_gen_ber:decode_class(Class), - 0,TagNo}); -encode_tag_val(Erules,{Class,TypeName}) -> - Rtmod = rtmod(Erules), - Rtmod:encode_tag_val({asn1ct_gen_ber:decode_class(Class), - 0,asn1ct_gen_ber:decode_type(TypeName)}). - - -match_tag(ber_bin,Arg) -> - match_tag_with_bitsyntax(Arg); -match_tag(Erules,Arg) -> - io_lib:format("~p",[encode_tag_val(Erules,Arg)]). - -match_tag_with_bitsyntax({Class,TagNo}) when is_integer(TagNo) -> - match_tag_with_bitsyntax1({asn1ct_gen_ber:decode_class(Class), - 0,TagNo}); -match_tag_with_bitsyntax({Class,TypeName}) -> - match_tag_with_bitsyntax1({asn1ct_gen_ber:decode_class(Class), - 0,asn1ct_gen_ber:decode_type(TypeName)}). - -match_tag_with_bitsyntax1({Class, _Form, TagNo}) when (TagNo =< 30) -> - io_lib:format("<<~p:2,_:1,~p:5,_/binary>>",[Class bsr 6,TagNo]); - -match_tag_with_bitsyntax1({Class, _Form, TagNo}) -> - {Octets,Len} = mk_object_val(TagNo), - OctForm = case Len of - 1 -> "~p"; - 2 -> "~p,~p"; - 3 -> "~p,~p,~p"; - 4 -> "~p,~p,~p,~p" - end, - io_lib:format("<<~p:2,_:1,31:5," ++ OctForm ++ ",_/binary>>", - [Class bsr 6] ++ Octets). - -%%%%%%%%%%% -%% mk_object_val(Value) -> {OctetList, Len} -%% returns a Val as a list of octets, the 8 bit is allways set to one except -%% for the last octet, where its 0 -%% - - -mk_object_val(Val) when Val =< 127 -> - {[255 band Val], 1}; -mk_object_val(Val) -> - mk_object_val(Val bsr 7, [Val band 127], 1). -mk_object_val(0, Ack, Len) -> - {Ack, Len}; -mk_object_val(Val, Ack, Len) -> - mk_object_val(Val bsr 7, [((Val band 127) bor 128) | Ack], Len + 1). - - -get_all_choice_tags(ComponentTypeList) -> - get_all_choice_tags(ComponentTypeList,[]). - -get_all_choice_tags([],TagList) -> - TagList; -get_all_choice_tags([H|T],TagList) -> - Tags = H#'ComponentType'.tags, - get_all_choice_tags(T, TagList ++ [{H#'ComponentType'.name, Tags}]). - - - -%%--------------------------------------- -%% Generate the encode/decode code -%%--------------------------------------- - -gen_enc_line(Erules,TopType,Cname, - Type=#type{constraint=C, - def=#'ObjectClassFieldType'{type={typefield,_}}}, - Element,Indent,OptOrMand=mandatory,EncObj) - when is_list(Element) -> - case asn1ct_gen:get_constraint(C,componentrelation) of - {componentrelation,_,_} -> - asn1ct_name:new(tmpBytes), - gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand, - ["{",{curr,tmpBytes},",_} = "],EncObj); - _ -> - gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand, - ["{",{curr,encBytes},",",{curr,encLen},"} = "], - EncObj) - end; - gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand,EncObj) - when is_list(Element) -> - gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand, - ["{",{curr,encBytes},",",{curr,encLen},"} = "],EncObj). - -gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand,Assign,EncObj) - when is_list(Element) -> - IndDeep = indent(Indent), - - Tag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)} - || X <- Type#type.tag], - InnerType = asn1ct_gen:get_inner(Type#type.def), - WhatKind = asn1ct_gen:type(InnerType), - emit(IndDeep), - emit(Assign), - gen_optormand_case(OptOrMand,Erules,TopType,Cname,Type,InnerType,WhatKind, - Element), - case {Type,asn1ct_gen:get_constraint(Type#type.constraint, - componentrelation)} of - {#type{def=#'ObjectClassFieldType'{type={typefield,_}, - fieldname=RefedFieldName}}, - {componentrelation,_,_}} -> - {_LeadingAttrName,Fun} = EncObj, - case RefedFieldName of - {Name,RestFieldNames} when is_atom(Name),Name =/= notype -> - case OptOrMand of - mandatory -> ok; - _ -> - emit(["{",{curr,tmpBytes},", _} = "]) - end, - emit({Fun,"(",{asis,Name},", ",Element,", [], ", - {asis,RestFieldNames},"),",nl}), - emit(IndDeep), - case OptOrMand of - mandatory -> - emit({"{",{curr,encBytes},", ",{curr,encLen},"} = "}), - emit({"?RT_BER:encode_open_type(",{curr,tmpBytes}, - ",",{asis,Tag},")"}); - _ -> - emit({"{",{next,tmpBytes},", ",{curr,tmpLen}, - "} = "}), - emit({"?RT_BER:encode_open_type(",{curr,tmpBytes}, - ",",{asis,Tag},"),",nl}), - emit(IndDeep), - emit({"{",{next,tmpBytes},", ",{curr,tmpLen},"}"}) - end; - Err -> - throw({asn1,{'internal error',Err}}) - end; - _ -> - case WhatKind of - {primitive,bif} -> - EncType = - case Type#type.def of - #'ObjectClassFieldType'{ - type={fixedtypevaluefield, - _,Btype}} -> - Btype; - _ -> - Type - end, - asn1ct_gen_ber:gen_encode_prim(ber,EncType,{asis,Tag}, - Element); - 'ASN1_OPEN_TYPE' -> - asn1ct_gen_ber:gen_encode_prim(ber,Type#type{def='ASN1_OPEN_TYPE'},{asis,Tag},Element); - _ -> - {EncFunName, _, _} = - mkfuncname(TopType,Cname,WhatKind,enc), - case {WhatKind,Type#type.tablecinf,EncObj} of - {{constructed,bif},[{objfun,_}|_R],{_,Fun}} -> - emit([EncFunName,"(",Element,", ",{asis,Tag}, - ", ",Fun,")"]); - _ -> - emit([EncFunName,"(",Element,", ",{asis,Tag},")"]) - end - end - end, - case OptOrMand of - mandatory -> true; - _ -> - emit({nl,indent(7),"end"}) - end. - - - -gen_optormand_case(mandatory,_,_,_,_,_,_, _) -> - ok; -gen_optormand_case('OPTIONAL',Erules,_,_,_,_,_,Element) -> - emit({" case ",Element," of",nl}), - emit({indent(9),"asn1_NOVALUE -> {", - empty_lb(Erules),",0};",nl}), - emit({indent(9),"_ ->",nl,indent(12)}); -gen_optormand_case({'DEFAULT',DefaultValue},Erules,TopType,Cname,Type, - InnerType,WhatKind,Element) -> - CurrMod = get(currmod), - case catch lists:member(der,get(encoding_options)) of - true -> - emit(" case catch "), - asn1ct_gen:gen_check_call(TopType,Cname,Type,InnerType, - WhatKind,{asis,DefaultValue}, - Element), - emit({" of",nl}), - emit({indent(12),"true -> {[],0};",nl}); - _ -> - emit({" case ",Element," of",nl}), - emit({indent(9),"asn1_DEFAULT -> {", - empty_lb(Erules), - ",0};",nl}), - case DefaultValue of - #'Externalvaluereference'{module=CurrMod, - value=V} -> - emit({indent(9),"?",{asis,V}," -> {", - empty_lb(Erules),",0};",nl}); - _ -> - emit({indent(9),{asis, - DefaultValue}," -> {", - empty_lb(Erules),",0};",nl}) - end - end, - emit({indent(9),"_ ->",nl,indent(12)}). - - - - -gen_dec_line_sof(Erules,TopType,Cname,Type,ObjFun) -> - - Tag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)} - || X <- Type#type.tag], - InnerType = asn1ct_gen:get_inner(Type#type.def), - WhatKind = asn1ct_gen:type(InnerType), - case WhatKind of - {primitive,bif} -> - asn1ct_name:delete(len), - - asn1ct_name:new(len), - emit(["fun(FBytes,_,_)->",nl]), - EncType = case Type#type.def of - #'ObjectClassFieldType'{ - type={fixedtypevaluefield, - _,Btype}} -> - Btype; - _ -> - Type - end, - asn1ct_gen_ber:gen_dec_prim(ber,EncType,"FBytes",Tag, - [],no_length,?PRIMITIVE, - mandatory), - emit([nl,"end, []"]); - _ -> - case ObjFun of - [] -> - {DecFunName, _, _} = - mkfunname(Erules,TopType,Cname,WhatKind,dec,3), - emit([DecFunName,", ",{asis,Tag}]); - _ -> - {DecFunName, _, _} = - mkfunname(Erules,TopType,Cname,WhatKind,dec,4), - emit([DecFunName,", ",{asis,Tag},", ObjFun"]) - end - end. - - -gen_dec_line(Erules,TopType,Cname,CTags,Type,OptOrMand,DecObjInf) -> - BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), - Tag = [X#tag{class=asn1ct_gen_ber:decode_class(X#tag.class)} - || X <- Type#type.tag], - InnerType = - case Type#type.def of - #'ObjectClassFieldType'{type=OCFTType} -> - OCFTType; - _ -> - asn1ct_gen:get_inner(Type#type.def) - end, - PostpDec = - case OptOrMand of - mandatory -> - gen_dec_call(InnerType,Erules,TopType,Cname,Type, - BytesVar,Tag,mandatory,", mandatory, ", - DecObjInf,OptOrMand); - _ -> %optional or default - case {CTags,Erules} of - {[CTag],ber_bin} when CTag =/= [] -> % R9C-0.patch-34 - emit(["case ",{curr,bytes}," of",nl]), - emit([match_tag(Erules,CTag)," ->",nl]), - PostponedDec = - gen_dec_call(InnerType,Erules,TopType,Cname,Type, - BytesVar,Tag,mandatory, - ", opt_or_default, ",DecObjInf, - OptOrMand), - emit([";",nl]), - emit(["_ ->",nl]), - case OptOrMand of - {'DEFAULT', Def} -> - emit(["{",{asis,Def},",", - BytesVar,", 0 }",nl]); - 'OPTIONAL' -> - emit(["{ asn1_NOVALUE, ", - BytesVar,", 0 }",nl]) - end, - emit("end"), - PostponedDec; - _ -> - emit("case (catch "), - PostponedDec = - gen_dec_call(InnerType,Erules,TopType,Cname,Type, - BytesVar,Tag,OptOrMand, - ", opt_or_default, ",DecObjInf, - OptOrMand), - emit([") of",nl]), - case OptOrMand of - {'DEFAULT', Def} -> - emit(["{'EXIT',{error,{asn1,{no_optional_tag,_}}}}", - " -> {",{asis,Def},",", - BytesVar,", 0 };",nl]); - 'OPTIONAL' -> - emit(["{'EXIT',{error,{asn1,{no_optional_tag,_}}}}", - " -> { asn1_NOVALUE, ", - BytesVar,", 0 };",nl]) - end, - asn1ct_name:new(casetmp), - emit([{curr,casetmp},"-> ",{curr,casetmp},nl,"end"]), - PostponedDec - end - end, - case DecObjInf of - {Cname,ObjSet} -> % this must be the component were an object is - %% choosen from the object set according to the table - %% constraint. - ObjSetName = case ObjSet of - {deep,OSName,_,_} -> - OSName; - _ -> ObjSet - end, - {[{ObjSetName,Cname,asn1ct_gen:mk_var(asn1ct_name:curr(term))}], - PostpDec}; - _ -> {[],PostpDec} - end. - - -gen_dec_call({typefield,_},Erules,_,_,Type,_,Tag,_,_,false,_) -> - %% this in case of a choice with typefield components - asn1ct_name:new(reason), - {FirstPFName,RestPFName} = -% asn1ct_gen:get_constraint(Type#type.constraint, -% tableconstraint_info), - (Type#type.def)#'ObjectClassFieldType'.fieldname, - emit([nl,indent(6),"begin",nl]), - emit([indent(9),"{OpenDec,TmpRest,TmpRbCho} =",nl,indent(12), - "?RT_BER:decode_open_type(",Erules,",",{curr,bytes},",", - {asis,Tag},"),",nl]), - emit([indent(9),"case (catch ObjFun(",{asis,FirstPFName}, - ", OpenDec, [], ",{asis,RestPFName}, - ")) of", nl]),%% ??? What about Tag - emit([indent(12),"{'EXIT',",{curr,reason},"} ->",nl]), -%% emit({indent(15),"throw({runtime_error,{'Type not ", -%% "compatible with tableconstraint', OpenDec}});",nl}), - emit([indent(15),"exit({'Type not ", - "compatible with table constraint', ",{curr,reason},"});",nl]), - emit([indent(12),"{TmpDec,_ ,_} ->",nl]), - emit([indent(15),"{TmpDec, TmpRest, TmpRbCho}",nl]), - emit([indent(9),"end",nl,indent(6),"end",nl]), - []; -gen_dec_call({typefield,_},_Erules,_,Cname,Type,_BytesVar,Tag,_,_, - _DecObjInf,OptOrMandComp) -> - emit(["?RT_BER:decode_open_type(",{curr,bytes},",",{asis,Tag},")"]), - RefedFieldName = - (Type#type.def)#'ObjectClassFieldType'.fieldname, -% asn1ct_gen:get_constraint(Type#type.constraint, -% tableconstraint_info), - [{Cname,RefedFieldName, - asn1ct_gen:mk_var(asn1ct_name:curr(term)), -% asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),[],OptOrMandComp}]; - asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),Tag,OptOrMandComp}]; -gen_dec_call({objectfield,PrimFieldName,PFNList},_Erules,_,Cname,_,_,Tag,_,_,_, - OptOrMandComp) -> - emit(["?RT_BER:decode_open_type(",{curr,bytes},",",{asis,Tag},")"]), - [{Cname,{PrimFieldName,PFNList}, - asn1ct_gen:mk_var(asn1ct_name:curr(term)), -% asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),[],OptOrMandComp}]; - asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),Tag,OptOrMandComp}]; -gen_dec_call(InnerType,Erules,TopType,Cname,Type,BytesVar,Tag,PrimOptOrMand, - OptOrMand,DecObjInf,_) -> - WhatKind = asn1ct_gen:type(InnerType), - gen_dec_call1(WhatKind,InnerType,Erules,TopType,Cname,Type,BytesVar,Tag, - PrimOptOrMand,OptOrMand), - case DecObjInf of - {Cname,{_,OSet,UniqueFName,ValIndex}} -> - Term = asn1ct_gen:mk_var(asn1ct_name:curr(term)), - ValueMatch = value_match(ValIndex,Term), - {ObjSetMod,ObjSetName} = - case OSet of - {M,O} -> - {{asis,M},O}; - _ -> - {"?MODULE",OSet} - end, - emit({",",nl,"ObjFun = ",ObjSetMod,":'getdec_",ObjSetName,"'(", - {asis,UniqueFName},", ",ValueMatch,")"}); - _ -> - ok - end, - []. -gen_dec_call1({primitive,bif},InnerType,Erules,_,_,Type,BytesVar, - Tag,OptOrMand,_) -> - case InnerType of - {fixedtypevaluefield,_,Btype} -> - asn1ct_gen_ber:gen_dec_prim(Erules,Btype,BytesVar,Tag,[],no_length, - ?PRIMITIVE,OptOrMand); - _ -> - asn1ct_gen_ber:gen_dec_prim(Erules,Type,BytesVar,Tag,[],no_length, - ?PRIMITIVE,OptOrMand) - end; -gen_dec_call1('ASN1_OPEN_TYPE',_InnerType,Erules,_,_,Type,BytesVar, - Tag,OptOrMand,_) -> - asn1ct_gen_ber:gen_dec_prim(Erules,Type#type{def='ASN1_OPEN_TYPE'}, - BytesVar,Tag,[],no_length, - ?PRIMITIVE,OptOrMand); -gen_dec_call1(WhatKind,_,_Erules,TopType,Cname,Type,_,Tag,_,OptOrMand) -> - {DecFunName,_,_} = - mkfuncname(TopType,Cname,WhatKind,dec), - case {WhatKind,Type#type.tablecinf} of - {{constructed,bif},[{objfun,_}|_R]} -> - emit({DecFunName,"(",{curr,bytes},OptOrMand,{asis,Tag},", ObjFun)"}); - _ -> - emit({DecFunName,"(",{curr,bytes},OptOrMand,{asis,Tag},")"}) - end. - - -%%------------------------------------------------------ -%% General and special help functions (not exported) -%%------------------------------------------------------ - - -indent(N) -> - lists:duplicate(N,32). % 32 = space - - -mkvlist([H,T1|T], Sep) -> % Sep is a string e.g ", " or "+ " - emit([{var,H},Sep]), - mkvlist([T1|T], Sep); -mkvlist([H|T], Sep) -> - emit([{var,H}]), - mkvlist(T, Sep); -mkvlist([], _) -> - true. - -mkvlist(L) -> - mkvlist(L,", "). - -mkvplus(L) -> - mkvlist(L," + "). - -extensible(CompList) when is_list(CompList) -> - noext; -extensible({RootList,ExtList}) -> - {ext,length(RootList)+1,length(ExtList)}; -extensible({_Rl1,_ExtL,_Rl2}) -> - extensible. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% filter away ExtensionAdditionGroup start and end marks since these -%% have no significance for the BER encoding -%% -filter_complist(CompList) when is_list(CompList) -> - lists:filter(fun(#'ExtensionAdditionGroup'{}) -> - false; - ('ExtensionAdditionGroupEnd') -> - false; - (_) -> - true - end, CompList); -filter_complist({Root,Ext}) -> - {Root,filter_complist(Ext)}; -filter_complist({Root1,Ext,Root2}) -> - {Root1,filter_complist(Ext),Root2}. - -print_attribute_comment(InnerType,Pos,Prop) -> - CommentLine = "%%-------------------------------------------------", - emit([nl,CommentLine]), - case InnerType of - {typereference,_,Name} -> - emit([nl,"%% attribute number ",Pos," with type ",Name]); - {'Externaltypereference',_,XModule,Name} -> - emit([nl,"%% attribute number ",Pos," External ",XModule,":",Name]); - _ -> - emit([nl,"%% attribute number ",Pos," with type ",InnerType]) - end, - case Prop of - mandatory -> - continue; - {'DEFAULT', Def} -> - emit([" DEFAULT = ",{asis,Def}]); - 'OPTIONAL' -> - emit([" OPTIONAL"]) - end, - emit([nl,CommentLine,nl]). - - -mkfuncname(TopType,Cname,WhatKind,DecOrEnc) -> - CurrMod = get(currmod), - case WhatKind of - #'Externaltypereference'{module=CurrMod,type=EType} -> - F = lists:concat(["'",DecOrEnc,"_",EType,"'"]), - {F, "?MODULE", F}; - #'Externaltypereference'{module=Mod,type=EType} -> - {lists:concat(["'",Mod,"':'",DecOrEnc,"_",EType,"'"]),Mod, - lists:concat(["'",DecOrEnc,"_",EType,"'"])}; - {constructed,bif} -> - F = lists:concat(["'",DecOrEnc,"_",asn1ct_gen:list2name([Cname|TopType]),"'"]), - {F, "?MODULE", F} - end. - -mkfunname(Erule,TopType,Cname,WhatKind,DecOrEnc,Arity) -> - CurrMod = get(currmod), - case WhatKind of - #'Externaltypereference'{module=CurrMod,type=EType} -> - F = lists:concat(["fun '",DecOrEnc,"_",EType,"'/",Arity]), - {F, "?MODULE", F}; - #'Externaltypereference'{module=Mod,type=EType} -> - {lists:concat(["fun '",Mod,"':'",DecOrEnc,"_",EType,"'/",Arity]),Mod, - lists:concat(["'",DecOrEnc,"_",EType,"'"])}; - {constructed,bif} -> - F = - lists:concat(["fun '",DecOrEnc,"_", - asn1ct_gen:list2name([Cname|TopType]),"'/", - Arity]), - {F, "?MODULE", F}; - 'ASN1_OPEN_TYPE' -> - case Arity of - 3 -> - F = lists:concat(["fun(A,_,C) -> ?RT_BER:decode_open_type(",Erule,",A,C) end"]), - {F, "?MODULE", F}; - 4 -> - F = lists:concat(["fun(A,_,C,_) -> ?RT_BER:decode_open_type(",Erule,",A,C) end"]), - {F, "?MODULE", F} - end - end. - -empty_lb(ber) -> - "[]"; -empty_lb(ber_bin) -> - "<<>>". - -rtmod(ber) -> - list_to_atom(?RT_BER_BIN); -rtmod(ber_bin) -> - list_to_atom(?RT_BER_BIN). - -indefend_match(ber,used_var) -> - "[0,0|R]"; -indefend_match(ber,unused_var) -> - "[0,0|_R]"; -indefend_match(ber_bin,used_var) -> - "<<0,0,R/binary>>"; -indefend_match(ber_bin,unused_var) -> - "<<0,0,_R/binary>>". - -notice_value_match() -> - Module = get(currmod), - put(value_match,{true,Module}). - -value_match(Index,Value) when is_atom(Value) -> - value_match(Index,atom_to_list(Value)); -value_match([],Value) -> - Value; -value_match([{VI,_Cname}|VIs],Value) -> - value_match1(Value,VIs,lists:concat(["element(",VI,","]),1). -value_match1(Value,[],Acc,Depth) -> - Acc ++ Value ++ lists:concat(lists:duplicate(Depth,")")); -value_match1(Value,[{VI,_Cname}|VIs],Acc,Depth) -> - value_match1(Value,VIs,Acc++lists:concat(["element(",VI,","]),Depth+1). diff --git a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl index 2c4b44996d..341a04761b 100644 --- a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl +++ b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2011. All Rights Reserved. +%% Copyright Ericsson AB 2002-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -32,7 +32,6 @@ -include("asn1_records.hrl"). -import(asn1ct_gen, [emit/1,demit/1,get_record_name_prefix/0]). --import(asn1ct_constructed_ber,[match_tag/2]). -define(ASN1CT_GEN_BER,asn1ct_gen_ber_bin_v2). @@ -67,9 +66,9 @@ gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> ValName = case Typename of ['EXTERNAL'] -> - emit([indent(4), - "NewVal = asn1rt_check:transform_to_EXTERNAL1990(Val),", - nl]), + emit([indent(4),"NewVal = ", + {call,ext,transform_to_EXTERNAL1990,["Val"]}, + com,nl]), "NewVal"; _ -> "Val" @@ -163,7 +162,8 @@ gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> emit([nl," BytesSoFar = "]), case SeqOrSet of 'SET' when (D#type.def)#'SET'.sorted == dynamic -> - emit("asn1rt_check:dynamicsort_SET_components(["), + asn1ct_func:need({ber,dynamicsort_SET_components,1}), + emit("dynamicsort_SET_components(["), mkvlist(asn1ct_name:all(encBytes)), emit(["]),",nl]); _ -> @@ -178,8 +178,8 @@ gen_encode_sequence(Erules,Typename,D) when is_record(D,type) -> mkvplus(AllLengths) end, emit([",",nl]), - emit(["?RT_BER:encode_tags(TagIn, BytesSoFar, LenSoFar)." - ,nl]). + call(encode_tags, ["TagIn","BytesSoFar","LenSoFar"]), + emit([".",nl]). gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> asn1ct_name:start(), @@ -208,7 +208,8 @@ gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> _ -> emit([{curr,tlv}," = "]) end, - emit(["?RT_BER:match_tags(",{prev,tlv},",TagIn), ",nl]), + call(match_tags, [{prev,tlv},"TagIn"]), + emit([com,nl]), asn1ct_name:new(tlv), asn1ct_name:new(v), @@ -288,8 +289,9 @@ gen_decode_sequence(Erules,Typename,D) when is_record(D,type) -> "', "]), mkvlist(asn1ct_name:all(term)), emit(["},",nl]), - emit([" asn1rt_check:transform_to_EXTERNAL1994", - "(OldFormat).",nl]); + emit([" ", + {call,ext,transform_to_EXTERNAL1994, + ["OldFormat"]},".",nl]); _ -> emit([" {'",RecordName,"', "]), mkvlist(asn1ct_name:all(term)), @@ -372,7 +374,8 @@ gen_decode_set(Erules,Typename,D) when is_record(D,type) -> _ -> emit([{curr,tlv}," = "]) end, - emit(["?RT_BER:match_tags(",{prev,tlv},",TagIn), ",nl]), + call(match_tags, [{prev,tlv},"TagIn"]), + emit([com,nl]), asn1ct_name:new(v), @@ -493,7 +496,8 @@ gen_encode_sof(Erules,Typename,_InnerTypename,D) when is_record(D,type) -> emit([" {EncBytes,EncLen} = 'enc_",asn1ct_gen:list2name(Typename), "_components'(Val",Objfun,",[],0),",nl]), - emit([" ?RT_BER:encode_tags(TagIn, EncBytes, EncLen).",nl,nl]), + emit([" ",{call,ber,encode_tags,["TagIn","EncBytes","EncLen"]}, + ".",nl,nl]), gen_encode_sof_components(Erules,Typename,SeqOrSetOf,Cont). @@ -513,8 +517,8 @@ gen_decode_sof(Erules,TypeName,_InnerTypeName,D) when is_record(D,type) -> emit([" %%-------------------------------------------------",nl]), asn1ct_name:new(tlv), - emit([{curr,tlv}, - " = ?RT_BER:match_tags(",{prev,tlv},",TagIn), ",nl]), + emit([{curr,tlv}," = ", + {call,ber,match_tags,[{prev,tlv},"TagIn"]},com,nl]), asn1ct_name:new(v), emit(["["]), @@ -524,14 +528,7 @@ gen_decode_sof(Erules,TypeName,_InnerTypeName,D) when is_record(D,type) -> Atom when is_atom(Atom) -> Atom; _ -> TypeNameSuffix end, -%% fix me - ObjFun = - case D#type.tablecinf of - [{objfun,_}|_R] -> - ", ObjFun"; - _ -> - [] - end, + ObjFun = false, gen_dec_line(Erules,TypeName,ContName,[],Cont,mandatory,ObjFun), %% gen_dec_line_sof(Erules,Typename,ContName,Cont,ObjFun), emit([" || ",{curr,v}," <- ",{curr,tlv},"].",nl,nl,nl]). @@ -552,8 +549,9 @@ gen_encode_sof_components(Erules,Typename,SeqOrSetOf,Cont) case catch lists:member(der,get(encoding_options)) of true when SeqOrSetOf=='SET OF'-> + asn1ct_func:need({ber,dynamicsort_SETOF,1}), emit([indent(3), - "{asn1rt_check:dynamicsort_SETOF(AccBytes),AccLen};",nl,nl]); + "{dynamicsort_SETOF(AccBytes),AccLen};",nl,nl]); _ -> emit([indent(3),"{lists:reverse(AccBytes),AccLen};",nl,nl]) end, @@ -673,8 +671,9 @@ gen_dec_sequence_call2(Erules,TopType,{Root1,EList,Root2},_Ext,DecObjInf) -> %% including the first mandatory element. TagList = get_root2_taglist(Root2,[]), emit({com,nl}), - emit([{curr,tlv}," = ?RT_BER:skip_ExtensionAdditions(", - {prev,tlv},", ",{asis,TagList},"),",nl]), + emit([{curr,tlv}," = ", + {call,ber,skip_ExtensionAdditions, + [{prev,tlv},{asis,TagList}]},com,nl]), asn1ct_name:new(tlv), gen_dec_sequence_call1(Erules,TopType,Root2, length(Root1)+length(EList),noext, @@ -806,8 +805,8 @@ gen_enc_choice1(Erules,TopType,_Tag,CompList,_Ext) -> emit([" {EncBytes,EncLen} = case element(1,Val) of",nl]), gen_enc_choice2(Erules,TopType,CompList), emit([nl," end,",nl,nl]), - - emit(["?RT_BER:encode_tags(TagIn, EncBytes, EncLen).",nl]). + call(encode_tags, ["TagIn","EncBytes","EncLen"]), + emit([".",nl]). gen_enc_choice2(Erules,TopType,[H1|T]) when is_record(H1,'ComponentType') -> @@ -860,8 +859,8 @@ gen_enc_choice2(_Erules,_TopType,[]) -> gen_dec_choice(Erules,TopType, _ChTag, CompList, Ext) -> asn1ct_name:clear(), asn1ct_name:new(tlv), - emit([{curr,tlv}, - " = ?RT_BER:match_tags(",{prev,tlv},",TagIn), ",nl]), + emit([{curr,tlv}," = ", + {call,ber,match_tags,[{prev,tlv},"TagIn"]},com,nl]), asn1ct_name:new(tlv), asn1ct_name:new(v), emit(["case (case ",{prev,tlv}, @@ -877,8 +876,8 @@ gen_dec_choice(Erules,TopType, _ChTag, CompList, Ext) -> emit([indent(9),"exit({error,{asn1,{invalid_choice_tag,", {curr,else},"}}})",nl]); _ -> - emit([indent(9),"{asn1_ExtAlt, ?RT_BER:encode(",{curr,else}, - asn1ct_gen:nif_parameter(),")}",nl]) + emit([indent(9),"{asn1_ExtAlt,", + {call,ber,ber_encode,[{curr,else}]},"}",nl]) end, emit([indent(3),"end",nl]), asn1ct_name:new(tag), @@ -913,7 +912,7 @@ gen_dec_choice_cases(Erules,TopType, [H|T]) -> [DecTag],Type}), asn1ct:update_gen_state(namelist,Names), emit([indent(4),{curr,res}," = ", - match_tag(ber_bin,{FirstT#tag.class,FirstT#tag.number}), + match_tag(FirstT#tag.class, FirstT#tag.number), " -> ",nl]), emit([indent(8),"{",{asis,Cname},", {'", asn1ct_gen:list2name([Cname|TopType]),"',", @@ -928,7 +927,25 @@ gen_dec_choice_cases(Erules,TopType, [H|T]) -> end, gen_dec_choice_cases(Erules,TopType, T). +match_tag(Class, TagNo) when is_integer(TagNo) -> + match_tag1(asn1ct_gen_ber_bin_v2:decode_class(Class), TagNo). + +match_tag1(Class, TagNo) when TagNo =< 30 -> + io_lib:format("<<~p:2,_:1,~p:5,_/binary>>", [Class bsr 6,TagNo]); +match_tag1(Class, TagNo) -> + Octets = mk_object_val(TagNo), + io_lib:format("<<~p:2,_:1,31:5,~s,_/binary>>", [Class bsr 6,Octets]). + +mk_object_val(Val) when Val < 16#80 -> + integer_to_list(Val); +mk_object_val(Val) -> + mk_object_val(Val bsr 7, [integer_to_list(Val band 16#7F)]). +mk_object_val(0, Acc) -> + Acc; +mk_object_val(Val, Acc) -> + I = integer_to_list((Val band 16#7F) bor 16#80), + mk_object_val(Val bsr 7, [I,","|Acc]). %%--------------------------------------- %% Generate the encode/decode code @@ -1001,29 +1018,20 @@ gen_enc_line(Erules,TopType,Cname,Type,Element,Indent,OptOrMand,Assign,EncObj) case OptOrMand of mandatory -> emit(["{",{curr,encBytes},",",{curr,encLen}, - "} = "]), - emit(["?RT_BER:encode_open_type(",{curr,tmpBytes}, - ",",{asis,Tag},")"]); + "} = ", + {call,ber,encode_open_type, + [{curr,tmpBytes},{asis,Tag}]},nl]); _ -> -% emit(["{",{next,tmpBytes},", _} = "]), emit(["{",{next,tmpBytes},",",{curr,tmpLen}, - "} = "]), - emit(["?RT_BER:encode_open_type(",{curr,tmpBytes}, - ",",{asis,Tag},"),",nl]), + "} = ", + {call,ber,encode_open_type, + [{curr,tmpBytes},{asis,Tag}]},com,nl]), emit(IndDeep), emit(["{",{next,tmpBytes},", ",{curr,tmpLen},"}"]) end; Err -> throw({asn1,{'internal error',Err}}) end; -%% {{#'ObjectClassFieldType'{type={objectfield,PrimFieldName1, -%% PFNList}},_}, -%% {componentrelation,_,_}} -> -%% %% this is when the dotted list in the FieldName has more -%% %% than one element -%% {_LeadingAttrName,Fun} = EncObj, -%% emit(["?RT_BER:encode_open_type(",Fun,"(",{asis,PrimFieldName1}, -%% ", ",Element,", ",{asis,PFNList},"))"]); _ -> case WhatKind of {primitive,bif} -> @@ -1221,15 +1229,11 @@ gen_dec_call({typefield,_},_,_,_Cname,Type,BytesVar,Tag,_,_,false,_) -> asn1ct_name:new(tmptlv), {FirstPFName,RestPFName} = -% asn1ct_gen:get_constraint(Type#type.constraint, -% tableconstraint_info), (Type#type.def)#'ObjectClassFieldType'.fieldname, emit([nl,indent(6),"begin",nl]), -% emit([indent(9),{curr,opendec}," = ?RT_BER:decode_open_type(", - emit([indent(9),{curr,tmptlv}," = ?RT_BER:decode_open_type(", - BytesVar,",",{asis,Tag},asn1ct_gen:nif_parameter(),"),",nl]), -% emit([indent(9),"{",{curr,tmptlv},",_} = ?RT_BER:decode(", -% {curr,opendec},"),",nl]), + emit([indent(9),{curr,tmptlv}," = ", + {call,ber,decode_open_type, + [BytesVar,{asis,Tag}]},com,nl]), emit([indent(9),"case (catch ObjFun(",{asis,FirstPFName}, ", ",{curr,tmptlv},", ",{asis,RestPFName}, @@ -1242,8 +1246,7 @@ gen_dec_call({typefield,_},_,_,_Cname,Type,BytesVar,Tag,_,_,false,_) -> emit([indent(9),"end",nl,indent(6),"end",nl]), []; gen_dec_call({typefield,_},_,_,Cname,Type,BytesVar,Tag,_,_,_DecObjInf,OptOrMandComp) -> - emit(["?RT_BER:decode_open_type(",BytesVar,",",{asis,Tag}, - asn1ct_gen:nif_parameter(),")"]), + call(decode_open_type, [BytesVar,{asis,Tag}]), RefedFieldName = % asn1ct_gen:get_constraint(Type#type.constraint, % tableconstraint_info), @@ -1251,8 +1254,7 @@ gen_dec_call({typefield,_},_,_,Cname,Type,BytesVar,Tag,_,_,_DecObjInf,OptOrMandC [{Cname,RefedFieldName,asn1ct_gen:mk_var(asn1ct_name:curr(term)), asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),Tag,OptOrMandComp}]; gen_dec_call({objectfield,PrimFieldName,PFNList},_,_,Cname,_,BytesVar,Tag,_,_,_,OptOrMandComp) -> - emit(["?RT_BER:decode_open_type(",BytesVar,",",{asis,Tag}, - asn1ct_gen:nif_parameter(),")"]), + call(decode_open_type, [BytesVar,{asis,Tag}]), [{Cname,{PrimFieldName,PFNList},asn1ct_gen:mk_var(asn1ct_name:curr(term)), asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)),Tag,OptOrMandComp}]; gen_dec_call(InnerType,Erules,TopType,Cname,Type,BytesVar,Tag,PrimOptOrMand, @@ -1284,7 +1286,6 @@ gen_dec_call1({primitive,bif},InnerType,Erules,TopType,Cname,Type,BytesVar, asn1ct:add_generated_refed_func({[Cname|TopType],undecoded, Tag,Type}), asn1ct:update_gen_state(namelist,Rest), -% emit(["?RT_BER:match_tags(",BytesVar,",",{asis,Tag},")"]); emit(["{'",asn1ct_gen:list2name([Cname|TopType]),"',", BytesVar,"}"]); {_,{fixedtypevaluefield,_,Btype}} -> @@ -1303,7 +1304,6 @@ gen_dec_call1('ASN1_OPEN_TYPE',_InnerType,Erules,TopType,Cname,Type,BytesVar, asn1ct:update_gen_state(namelist,Rest), emit(["{'",asn1ct_gen:list2name([Cname|TopType]),"',", BytesVar,"}"]); -% emit(["?RT_BER:match_tags(",BytesVar,",",{asis,Tag},")"]); {_,#'ObjectClassFieldType'{type=OpenType}} -> ?ASN1CT_GEN_BER:gen_dec_prim(Erules,#type{def=OpenType}, BytesVar,Tag,[], @@ -1376,7 +1376,8 @@ gen_dec_call1(WhatKind,_,_Erules,TopType,Cname,Type,BytesVar, parts, [],Type}), emit(["{'",asn1ct_gen:list2name([Cname|TopType]),"',"]), - EmitDecFunCall("?RT_BER:match_tags"), + asn1ct_func:need({ber,match_tags,2}), + EmitDecFunCall("match_tags"), emit("}"); _ -> {DecFunName,_,_}= @@ -1493,10 +1494,6 @@ mkfuncname(TopType,Cname,WhatKind,Prefix,Suffix) -> end. empty_lb(ber) -> - "[]"; -empty_lb(ber_bin) -> - "<<>>"; -empty_lb(ber_bin_v2) -> "<<>>". value_match(Index,Value) when is_atom(Value) -> @@ -1509,3 +1506,6 @@ value_match1(Value,[],Acc,Depth) -> Acc ++ Value ++ lists:concat(lists:duplicate(Depth,")")); value_match1(Value,[{VI,_}|VIs],Acc,Depth) -> value_match1(Value,VIs,Acc++lists:concat(["element(",VI,","]),Depth+1). + +call(F, Args) -> + asn1ct_func:call(ber, F, Args). diff --git a/lib/asn1/src/asn1ct_constructed_per.erl b/lib/asn1/src/asn1ct_constructed_per.erl index 5de29a9c77..aa5ee18c80 100644 --- a/lib/asn1/src/asn1ct_constructed_per.erl +++ b/lib/asn1/src/asn1ct_constructed_per.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -32,6 +32,7 @@ %-compile(export_all). -import(asn1ct_gen, [emit/1,demit/1,get_record_name_prefix/0]). +-import(asn1ct_func, [call/3]). %% ENCODE GENERATOR FOR SEQUENCE TYPE ** ********** @@ -66,9 +67,9 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> end, case Typename of ['EXTERNAL'] -> - emit({{next,val}, - " = asn1rt_check:transform_to_EXTERNAL1990(", - {curr,val},"),",nl}), + emit([{next,val}," = ", + {call,ext,transform_to_EXTERNAL1990, + [{curr,val}]},com,nl]), asn1ct_name:new(val); _ -> ok @@ -76,13 +77,9 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> case {Optionals = optionals(to_textual_order(CompList)),CompList, is_optimized(Erule)} of {[],EmptyCL,_} when EmptyCL == {[],[],[]};EmptyCL == {[],[]};EmptyCL == [] -> - emit(["%%Variable setting just to eliminate ", - "compiler warning for unused vars!",nl, - "_Val = ",{curr,val},",",nl]); + ok; {[],_,_} -> - emit([{next,val}," = ?RT_PER:list_to_record("]), - emit(["'",asn1ct_gen:list2rname(Typename),"'"]), - emit([", ",{curr,val},"),",nl]); + emit([{next,val}," = ",{curr,val},",",nl]); {_,_,true} -> gen_fixoptionals(Optionals), FixOpts = param_map(fun(Var) -> @@ -90,7 +87,8 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> end,asn1ct_name:all(fixopt)), emit({"{",{next,val},",Opt} = {",{curr,val},",[",FixOpts,"]},",nl}); {_,_,false} -> - Fixoptcall = ",Opt} = ?RT_PER:fixoptionals(", + asn1ct_func:need({Erule,fixoptionals,3}), + Fixoptcall = ",Opt} = fixoptionals(", emit({"{",{next,val},Fixoptcall, {asis,Optionals},",",length(Optionals), ",",{curr,val},"),",nl}) @@ -125,8 +123,9 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> lists:foreach(ExtGroupFun,ExtGroupPosLenList) end, asn1ct_name:new(tmpval), - emit(["Extensions = ?RT_PER:fixextensions(",{asis,Ext},",", - {curr,val},"),",nl]); + emit(["Extensions = ", + {call,Erule,fixextensions,[{asis,Ext},{curr,val}]}, + com,nl]); _ -> true end, EncObj = @@ -158,7 +157,7 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> emit([ObjectEncode," = ",nl]), emit([" ",ObjSetMod,":'getenc_",ObjSetName,"'(", {asis,UniqueFieldName},", ",nl]), - El = make_element(N+1,asn1ct_gen:mk_var(asn1ct_name:curr(val)),AttrN), + El = make_element(N+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), Length = fun(X,_LFun) when is_atom(X) -> length(atom_to_list(X)); @@ -195,10 +194,10 @@ gen_encode_constructed(Erule,Typename,D) when is_record(D,type) -> MaybeComma1 = case Ext of {ext,_Pos,NumExt2} when NumExt2 > 0 -> - emit({"?RT_PER:setext(Extensions =/= [])"}), + call(Erule, setext, ["Extensions =/= []"]), ", "; {ext,_Pos,_} -> - emit({"?RT_PER:setext(false)"}), + call(Erule, setext, ["false"]), ", "; _ -> "" @@ -224,9 +223,74 @@ gen_decode_set(Erules,Typename,D) -> gen_decode_sequence(Erules,Typename,D) -> gen_decode_constructed(Erules,Typename,D). -gen_decode_constructed(Erules,Typename,D) when is_record(D,type) -> +gen_decode_constructed(Erule, Typename, #type{}=D) -> + Imm0 = gen_dec_constructed_imm(Erule, Typename, #type{}=D), + Imm = opt_imm(Imm0), asn1ct_name:start(), asn1ct_name:clear(), + emit_gen_dec_imm(Imm), + emit([".",nl,nl]). + +opt_imm(Imm0) -> + {Imm,_} = opt_imm_1(Imm0, unknown, []), + Imm. + +opt_imm_1([{imm,Imm0,F}|T], Al0, Acc) -> + {Imm,Al} = asn1ct_imm:optimize_alignment(Imm0, Al0), + opt_imm_1(T, Al, [{imm,Imm,F}|Acc]); +opt_imm_1([ignore|T], Al, Acc) -> + opt_imm_1(T, Al, Acc); +opt_imm_1([{ignore,_}=H|T], Al, Acc) -> + opt_imm_1(T, Al, [H|Acc]); +opt_imm_1([{safe,ignore}|T], Al, Acc) -> + opt_imm_1(T, Al, Acc); +opt_imm_1([{safe,_}=H|T], Al, Acc) -> + opt_imm_1(T, Al, [H|Acc]); +opt_imm_1([{group,G0}|T], Al0, Acc) -> + {G,Al} = opt_imm_1(G0, Al0, []), + opt_imm_1(T, Al, [{group,G}|Acc]); +opt_imm_1([Emit|T], _, Acc) when is_function(Emit, 1) -> + opt_imm_1(T, unknown, [Emit|Acc]); +opt_imm_1([], Al, Acc) -> + {lists:reverse(Acc),Al}. + +emit_gen_dec_imm(L) -> + emit_gen_dec_imm(L, "", []). + +emit_gen_dec_imm([{ignore,Fun}|T], Sep, St0) -> + St = Fun(St0), + emit_gen_dec_imm(T, Sep, St); +emit_gen_dec_imm([{group,L}|T], Sep, St0) -> + emit(Sep), + St = emit_gen_dec_imm_group(L, St0), + emit_gen_dec_imm(T, [com,nl], St); +emit_gen_dec_imm([{imm,Imm,Emit}|T], Sep, St0) -> + emit(Sep), + St = Emit(Imm, St0), + emit_gen_dec_imm(T, [com,nl], St); +emit_gen_dec_imm([{safe,Item}|T], Sep, St) -> + emit_gen_dec_imm([Item|T], Sep, St); +emit_gen_dec_imm([Emit|T], Sep, St0) -> + emit(Sep), + St = Emit(St0), + emit_gen_dec_imm(T, [com,nl], St); +emit_gen_dec_imm([], _, _) -> ok. + +emit_gen_dec_imm_group([H|T], St0) -> + St = emit_gen_dec_group_item(H, St0), + emit_gen_dec_imm_group(T, St); +emit_gen_dec_imm_group([], St) -> St. + +emit_gen_dec_group_item({ignore,Fun}, St) -> + Fun(St); +emit_gen_dec_group_item({imm,Imm,Fun}, St) -> + Fun(Imm, St); +emit_gen_dec_group_item({safe,Item}, St) -> + emit_gen_dec_group_item(Item, St); +emit_gen_dec_group_item(Emit, St) -> + Emit(St). + +gen_dec_constructed_imm(Erule, Typename, #type{}=D) -> {CompList,TableConsInfo} = case D#type.def of #'SEQUENCE'{tablecinf=TCI,components=CL} -> @@ -236,27 +300,19 @@ gen_decode_constructed(Erules,Typename,D) when is_record(D,type) -> {CL,TCI} % the textual order is already taken care of end, Ext = extensible_dec(CompList), - MaybeComma1 = case Ext of - {ext,_Pos,_NumExt} -> - gen_dec_extension_value("Bytes"), - {",",nl}; - _ -> - "" - end, + EmitExt = case Ext of + {ext,_Pos,_NumExt} -> + gen_dec_extension_value(); + _ -> ignore + end, Optionals = optionals(CompList), - MaybeComma2 = case Optionals of - [] -> MaybeComma1; - _ -> - Bcurr = asn1ct_name:curr(bytes), - Bnext = asn1ct_name:next(bytes), - emit(MaybeComma1), - GetoptCall = "} = ?RT_PER:getoptionals2(", - emit({"{Opt,",{var,Bnext},GetoptCall, - {var,Bcurr},",",{asis,length(Optionals)},")"}), - asn1ct_name:new(bytes), - ", " - end, - {DecObjInf,UniqueFName,ValueIndex} = + EmitOpt = case Optionals of + [] -> + ignore; + [_|_] -> + gen_dec_optionals(Optionals) + end, + ObjSetInfo = case TableConsInfo of %% {ObjectSet,AttrN,N,UniqueFieldName} ->%% N is index of attribute that determines constraint #simpletableattributes{objectsetname=ObjectSet, @@ -288,13 +344,19 @@ gen_decode_constructed(Erules,Typename,D) when is_record(D,type) -> {false,false,false} end end, -%% NewCompList = wrap_compList(CompList), - {AccTerm,AccBytes} = - gen_dec_components_call(Erules,Typename,CompList,MaybeComma2,DecObjInf,Ext,length(Optionals)), - case asn1ct_name:all(term) of - [] -> emit(MaybeComma2); % no components at all - _ -> emit({com,nl}) - end, + {DecObjInf,_,_} = ObjSetInfo, + EmitComp = gen_dec_components_call(Erule, Typename, CompList, + DecObjInf, Ext, length(Optionals)), + EmitRest = fun({AccTerm,AccBytes}) -> + gen_dec_constructed_imm_2(Typename, CompList, + ObjSetInfo, + AccTerm, AccBytes) + end, + [EmitExt,EmitOpt|EmitComp++[{safe,EmitRest}]]. + +gen_dec_constructed_imm_2(Typename, CompList, + ObjSetInfo, AccTerm, AccBytes) -> + {_,UniqueFName,ValueIndex} = ObjSetInfo, case {AccTerm,AccBytes} of {[],[]} -> ok; @@ -324,9 +386,10 @@ gen_decode_constructed(Erules,Typename,D) when is_record(D,type) -> "'"}), mkvlist(asn1ct_name:all(term)), emit({"},",nl}), - emit({" ASN11994Format =",nl, - " asn1rt_check:transform_to_EXTERNAL1994", - "(OldFormat),",nl}), + emit([" ASN11994Format =",nl, + " ", + {call,ext,transform_to_EXTERNAL1994, + ["OldFormat"]},com,nl]), emit(" {ASN11994Format,"); _ -> emit(["{{'",RecordName,"'"]), @@ -336,8 +399,7 @@ gen_decode_constructed(Erules,Typename,D) when is_record(D,type) -> mkvlist(textual_order(to_encoding_order(CompList),asn1ct_name:all(term))), emit("},") end, - emit({{curr,bytes},"}"}), - emit({".",nl,nl}). + emit({{curr,bytes},"}"}). textual_order([#'ComponentType'{textual_order=undefined}|_],TermList) -> TermList; @@ -455,7 +517,7 @@ gen_encode_sof(Erule,Typename,SeqOrSetOf,D) when is_record(D,type) -> _-> "" end, - gen_encode_length(SizeConstraint, is_optimized(Erule)), + gen_encode_length(Erule, SizeConstraint), emit({indent(3),"'enc_",asn1ct_gen:list2name(Typename), "_components'(Val",ObjFun,", [])"}), emit({nl,"].",nl}), @@ -469,7 +531,7 @@ gen_encode_sof(Erule,Typename,SeqOrSetOf,D) when is_record(D,type) -> %% Logic copied from asn1_per_bin_rt2ct:encode_constrained_number -gen_encode_length({Lb,Ub},true) when Ub =< 65535, Lb >= 0 -> +gen_encode_length(per, {Lb,Ub}) when Ub =< 65535, Lb >= 0 -> Range = Ub - Lb + 1, V2 = ["(length(Val) - ",Lb,")"], Encode = if @@ -496,12 +558,20 @@ gen_encode_length({Lb,Ub},true) when Ub =< 65535, Lb >= 0 -> Range =< 65536 -> {"[20,2,<<",V2,":16>>]"}; true -> - {"?RT_PER:encode_length(",{asis,{Lb,Ub}},",length(Val))"} + {call,per,encode_length, + [{asis,{Lb,Ub}},"length(Val)"]} end, emit({nl,Encode,",",nl}); -gen_encode_length(SizeConstraint,_) -> - emit({nl,indent(3),"?RT_PER:encode_length(", - {asis,SizeConstraint},",length(Val)),",nl}). +gen_encode_length(Erules, SizeConstraint) -> + emit([nl,indent(3), + case SizeConstraint of + undefined -> + {call,Erules,encode_length,["length(Val)"]}; + _ -> + {call,Erules,encode_length, + [{asis,SizeConstraint},"length(Val)"]} + end, + com,nl]). gen_decode_sof(Erules,Typename,SeqOrSetOf,D) when is_record(D,type) -> asn1ct_name:start(), @@ -519,10 +589,10 @@ gen_decode_sof(Erules,Typename,SeqOrSetOf,D) when is_record(D,type) -> _ -> "" end, - gen_decode_length(SizeConstraint, - is_optimized(Erules)), - emit({"'dec_",asn1ct_gen:list2name(Typename), - "_components'(Num, Bytes1, telltype",ObjFun,", []).",nl}), + {Num,Buf} = gen_decode_length(SizeConstraint, Erules), + emit([",",nl, + "'dec_",asn1ct_gen:list2name(Typename), + "_components'(",Num,", ",Buf,ObjFun,", []).",nl,nl]), NewComponentType = case ComponentType#type.def of {'ENUMERATED',_,Component}-> @@ -531,40 +601,13 @@ gen_decode_sof(Erules,Typename,SeqOrSetOf,D) when is_record(D,type) -> end, gen_decode_sof_components(Erules,Typename,SeqOrSetOf,NewComponentType). -%% Logic copied from asn1_per_bin_rt2ct:decode_constrained_number -gen_decode_length({Lb,Ub},true) when Ub =< 65535, Lb >= 0 -> - Range = Ub - Lb + 1, - Call = if - Range == 1 -> - "{0,Bytes}"; - Range == 2 -> - "?RT_PER:getbits(Bytes,1)"; - Range =< 4 -> - "?RT_PER:getbits(Bytes,2)"; - Range =< 8 -> - "?RT_PER:getbits(Bytes,3)"; - Range =< 16 -> - "?RT_PER:getbits(Bytes,4)"; - Range =< 32 -> - "?RT_PER:getbits(Bytes,5)"; - Range =< 64 -> - "?RT_PER:getbits(Bytes,6)"; - Range =< 128 -> - "?RT_PER:getbits(Bytes,7)"; - Range =< 255 -> - "?RT_PER:getbits(Bytes,8)"; - Range =< 256 -> - "?RT_PER:getoctets(Bytes,1)"; - Range =< 65536 -> - "?RT_PER:getoctets(Bytes,2)"; - true -> - ["exit({not_supported,{integer_range,",Range,"}}"] - end, - emit({nl,"{Val,Remain} = ",Call,",",nl}), - emit({nl,"{Num,Bytes1} = {Val+",Lb,",Remain},",nl}); -gen_decode_length(SizeConstraint,_) -> - emit({nl,"{Num,Bytes1} = ?RT_PER:decode_length(Bytes,", - {asis,SizeConstraint},"),",nl}). +is_aligned(per) -> true; +is_aligned(uper) -> false. + +gen_decode_length(Constraint, Erule) -> + emit(["%% Length with constraint ",{asis,Constraint},nl]), + Imm = asn1ct_imm:per_dec_length(Constraint, true, is_aligned(Erule)), + asn1ct_imm:dec_slim_cg(Imm, "Bytes"). gen_encode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> {ObjFun,ObjFun_Var} = @@ -586,8 +629,7 @@ gen_encode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> Conttype = asn1ct_gen:get_inner(Cont#type.def), Currmod = get(currmod), - Ctgenmod = list_to_atom(lists:concat(["asn1ct_gen_",per, - asn1ct_gen:rt2ct_suffix()])), + Ctgenmod = asn1ct_gen:ct_gen_module(Erule), case asn1ct_gen:type(Conttype) of {primitive,bif} -> gen_encode_prim_wrapper(Ctgenmod,Erule,Cont,false,"H"); @@ -617,16 +659,15 @@ gen_decode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> {"",""} end, emit({"'dec_",asn1ct_gen:list2name(Typename), - "_components'(0, Bytes, _",ObjFun_Var,", Acc) ->",nl, + "_components'(0, Bytes",ObjFun_Var,", Acc) ->",nl, indent(3),"{lists:reverse(Acc), Bytes};",nl}), emit({"'dec_",asn1ct_gen:list2name(Typename), - "_components'(Num, Bytes, _",ObjFun,", Acc) ->",nl}), + "_components'(Num, Bytes",ObjFun,", Acc) ->",nl}), emit({indent(3),"{Term,Remain} = "}), Constructed_Suffix = asn1ct_gen:constructed_suffix(SeqOrSetOf, Cont#type.def), Conttype = asn1ct_gen:get_inner(Cont#type.def), - Ctgenmod = list_to_atom(lists:concat(["asn1ct_gen_",per, - asn1ct_gen:rt2ct_suffix()])), + Ctgenmod = asn1ct_gen:ct_gen_module(Erule), CurrMod = get(currmod), case asn1ct_gen:type(Conttype) of {primitive,bif} -> @@ -650,7 +691,7 @@ gen_decode_sof_components(Erule,Typename,SeqOrSetOf,Cont) -> emit({"'dec_",Conttype,"'(Bytes,telltype),",nl}) end, emit({indent(3),"'dec_",asn1ct_gen:list2name(Typename), - "_components'(Num-1, Remain, telltype",ObjFun,", [Term|Acc]).",nl}). + "_components'(Num-1, Remain",ObjFun,", [Term|Acc]).",nl}). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -721,10 +762,25 @@ extgrouppos([_|T],ActualPos,VirtualPos,Len,Acc) -> extgrouppos(T,ActualPos,VirtualPos,Len+1,Acc). - -gen_dec_extension_value(_) -> - emit({"{Ext,",{next,bytes},"} = ?RT_PER:getext(",{curr,bytes},")"}), - asn1ct_name:new(bytes). +gen_dec_extension_value() -> + Imm0 = {get_bits,1,[1]}, + E = fun(Imm, _) -> + emit(["{Ext,",{next,bytes},"} = "]), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + asn1ct_name:new(bytes) + end, + {imm,Imm0,E}. + +gen_dec_optionals(Optionals) -> + Imm0 = {get_bits,length(Optionals),[1]}, + E = fun(Imm, _) -> + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + emit(["{Opt,",{next,bytes},"} = "]), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + asn1ct_name:new(bytes) + end, + {imm,Imm0,E}. gen_fixoptionals([{Pos,Def}|R]) -> asn1ct_name:new(fixopt), @@ -892,7 +948,7 @@ gen_enc_components_call1(_Erule,_TopType,[],Pos,_,_,_) -> Pos. gen_enc_component_default(Erule,TopType,Cname,Type,Pos,DynamicEnc,Ext,DefaultVal) -> - Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val)),Cname), + Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), emit({"case ",Element," of",nl}), % emit({"asn1_DEFAULT -> [];",nl}), emit({"DFLT when DFLT == asn1_DEFAULT; DFLT == ",{asis,DefaultVal}," -> [];",nl}), @@ -912,7 +968,7 @@ gen_enc_component_optional(Erule,TopType,Cname, components=_ExtGroupCompList}}, Pos,DynamicEnc,Ext) when is_integer(Number) -> - Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val)),Cname), + Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), emit({"case ",Element," of",nl}), emit({"asn1_NOVALUE -> [];",nl}), @@ -925,7 +981,7 @@ gen_enc_component_optional(Erule,TopType,Cname, gen_enc_line(Erule,TopType,Cname,Type,NextElement, Pos,DynamicEnc,Ext), emit({nl,"end"}); gen_enc_component_optional(Erule,TopType,Cname,Type,Pos,DynamicEnc,Ext) -> - Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val)),Cname), + Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), emit({"case ",Element," of",nl}), emit({"asn1_NOVALUE -> [];",nl}), @@ -945,11 +1001,10 @@ gen_enc_component_mandatory(Erule,TopType,Cname,Type,Pos,DynamicEnc,Ext) -> gen_enc_line(Erule,TopType,Cname,Type,[],Pos,DynamicEnc,Ext). gen_enc_line(Erule,TopType, Cname, Type, [], Pos,DynamicEnc,Ext) -> - Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val)),Cname), + Element = make_element(Pos+1,asn1ct_gen:mk_var(asn1ct_name:curr(val))), gen_enc_line(Erule,TopType,Cname,Type,Element, Pos,DynamicEnc,Ext); gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> - Ctgenmod = list_to_atom(lists:concat(["asn1ct_gen_",per, - asn1ct_gen:rt2ct_suffix()])), + Ctgenmod = asn1ct_gen:ct_gen_module(Erule), Atype = case Type of #type{def=#'ObjectClassFieldType'{type=InnerType}} -> @@ -960,7 +1015,9 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> case Ext of {ext,_Ep1,_} -> - emit(["?RT_PER:encode_open_type(dummy,?RT_PER:complete("]); + asn1ct_func:need({Erule,encode_open_type,1}), + asn1ct_func:need({Erule,complete,1}), + emit(["encode_open_type(complete("]); _ -> true end, @@ -972,7 +1029,9 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> {notype,T} -> throw({error,{notype,type_from_object,T}}); {Name,RestFieldNames} when is_atom(Name) -> - emit({"?RT_PER:encode_open_type([],?RT_PER:complete(",nl}), + asn1ct_func:need({Erule,complete,1}), + asn1ct_func:need({Erule,encode_open_type,1}), + emit({"encode_open_type(complete(",nl}), emit({" ",Fun,"(",{asis,Name},", ", Element,", ",{asis,RestFieldNames},")))"}); Other -> @@ -982,8 +1041,10 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> {objectfield,PrimFieldName1,PFNList} -> case DynamicEnc of {_LeadingAttrName,Fun} -> - emit({"?RT_PER:encode_open_type([]," - "?RT_PER:complete(",nl}), + asn1ct_func:need({Erule,complete,1}), + asn1ct_func:need({Erule,encode_open_type,1}), + emit({"encode_open_type(" + "complete(",nl}), emit({" ",Fun,"(",{asis,PrimFieldName1}, ", ",Element,", ",{asis,PFNList},")))"}) end; @@ -1039,53 +1100,81 @@ gen_enc_line(Erule,TopType,Cname,Type,Element, _Pos,DynamicEnc,Ext) -> emit("))"); _ -> true end. -gen_dec_components_call(Erule,TopType,{Root,ExtList},MaybeComma, + +gen_dec_components_call(Erule, TopType, {Root,ExtList}, + DecInfObj, Ext, NumberOfOptionals) -> + gen_dec_components_call(Erule,TopType,{Root,ExtList,[]}, + DecInfObj,Ext,NumberOfOptionals); +gen_dec_components_call(Erule,TopType,CL={Root1,ExtList,Root2}, DecInfObj,Ext,NumberOfOptionals) -> - gen_dec_components_call(Erule,TopType,{Root,ExtList,[]},MaybeComma,DecInfObj,Ext,NumberOfOptionals); -gen_dec_components_call(Erule,TopType,CL={Root1,ExtList,Root2},MaybeComma,DecInfObj,Ext,NumberOfOptionals) -> %% The type has extensionmarker - OptTable = create_optionality_table(Root1++Root2), - {Rpos,AccTerm,AccBytes} = - gen_dec_components_call1(Erule,TopType, Root1++Root2, 1, OptTable, - MaybeComma,DecInfObj,noext,[],[], - NumberOfOptionals), - emit([",",nl,"{Extensions,",{next,bytes},"} = "]), - emit(["?RT_PER:getextension(Ext,",{curr,bytes},"),",nl]), - asn1ct_name:new(bytes), + Init = {ignore,fun(_) -> {[],[]} end}, + {EmitRoot,Tpos} = + gen_dec_comp_calls(Root1++Root2, Erule, TopType, OptTable, + DecInfObj, noext, NumberOfOptionals, + 1, []), + EmitGetExt = gen_dec_get_extension(Erule), {extgrouppos,ExtGroupPosLen} = extgroup_pos_and_length(CL), - NewExtList = wrap_extensionAdditionGroups(ExtList,ExtGroupPosLen), - {_Epos,AccTermE,AccBytesE} = - gen_dec_components_call1(Erule,TopType,NewExtList,Rpos, OptTable, - "",DecInfObj,Ext,[],[],NumberOfOptionals), - case ExtList of - [] -> true; - _ -> emit([",",nl]) - end, - emit([{next,bytes},"= ?RT_PER:skipextensions(",{curr,bytes},",", - length(ExtList)+1,",Extensions)",nl]), - asn1ct_name:new(bytes), - {AccTerm++AccTermE,AccBytes++AccBytesE}; - -gen_dec_components_call(Erule,TopType,CompList,MaybeComma,DecInfObj, - Ext,NumberOfOptionals) -> + NewExtList = wrap_extensionAdditionGroups(ExtList, ExtGroupPosLen), + {EmitExts,_} = gen_dec_comp_calls(NewExtList, Erule, TopType, OptTable, + DecInfObj, Ext, NumberOfOptionals, + Tpos, []), + NumExtsToSkip = ext_length(ExtList), + Finish = + fun(St) -> + emit([{next,bytes},"= "]), + call(Erule, skipextensions, + [{curr,bytes},NumExtsToSkip+1,"Extensions"]), + asn1ct_name:new(bytes), + St + end, + [Init] ++ EmitRoot ++ [EmitGetExt|EmitExts] ++ [Finish]; +gen_dec_components_call(Erule, TopType, CompList, DecInfObj, + Ext, NumberOfOptionals) -> %% The type has no extensionmarker OptTable = create_optionality_table(CompList), - {_,AccTerm,AccBytes} = - gen_dec_components_call1(Erule,TopType, CompList, 1, OptTable, - MaybeComma,DecInfObj,Ext,[],[], - NumberOfOptionals), - {AccTerm,AccBytes}. - - -gen_dec_components_call1(Erule,TopType, - [C=#'ComponentType'{name=Cname,typespec=Type,prop=Prop,textual_order=TextPos}|Rest], - Tpos,OptTable,MaybeComma,DecInfObj,Ext,AccTerm,AccBytes,NumberOfOptionals) -> + Init = {ignore,fun(_) -> {[],[]} end}, + {Cs,_} = gen_dec_comp_calls(CompList, Erule, TopType, OptTable, + DecInfObj, Ext, NumberOfOptionals, + 1, []), + [Init|Cs]. + +gen_dec_get_extension(Erule) -> + Imm0 = asn1ct_imm:per_dec_extension_map(is_aligned(Erule)), + E = fun(Imm, St) -> + emit([nl,"%% Extensions", + nl, + "{Extensions,",{next,bytes},"} = ", + "case Ext of",nl, + "0 -> {<<>>,",{curr,bytes},"};",nl, + "1 ->",nl]), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + {Dst,DstBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), + emit([com,nl, + "{",Dst,",",DstBuf,"}",nl, + "end"]), + asn1ct_name:new(bytes), + St + end, + {imm,Imm0,E}. + +gen_dec_comp_calls([C|Cs], Erule, TopType, OptTable, DecInfObj, + Ext, NumberOfOptionals, Tpos, Acc) -> + L = gen_dec_comp_call(C, Erule, TopType, Tpos, OptTable, DecInfObj, + Ext, NumberOfOptionals), + gen_dec_comp_calls(Cs, Erule, TopType, OptTable, DecInfObj, + Ext, NumberOfOptionals, Tpos+1, [L|Acc]); +gen_dec_comp_calls([], _, _, _, _, _, _, Tpos, Acc) -> + {lists:append(lists:reverse(Acc)),Tpos}. + +gen_dec_comp_call(Comp, Erule, TopType, Tpos, OptTable, DecInfObj, + Ext, NumberOfOptionals) -> + #'ComponentType'{typespec=Type,prop=Prop,textual_order=TextPos} = Comp, Pos = case Ext of noext -> Tpos; {ext,Epos,_Enum} -> Tpos - Epos + 1 end, - emit(MaybeComma), InnerType = case Type#type.def of #'ObjectClassFieldType'{type=InType} -> @@ -1094,109 +1183,128 @@ gen_dec_components_call1(Erule,TopType, asn1ct_gen:get_inner(Def) end, - case InnerType of - #'Externaltypereference'{type=T} -> - emit({nl,"%% attribute number ",TextPos," with type ", - T,nl}); - IT when is_tuple(IT) -> - emit({nl,"%% attribute number ",TextPos," with type ", - element(2,IT),nl}); - _ -> - emit({nl,"%% attribute number ",TextPos," with type ", - InnerType,nl}) - end, - - IsMandatoryAndPredefinedTableC = - fun(noext,mandatory,{"got objfun through args","ObjFun"}) -> - true; - (_,_,{"got objfun through args","ObjFun"}) -> - false; - (_,_,_) -> - true - end, - case {InnerType,IsMandatoryAndPredefinedTableC(Ext,Prop,DecInfObj)} of -%% {typefield,_} when Ext == noext, Prop == mandatory -> - {{typefield,_},true} -> - %% DecInfObj /= {"got objfun through args","ObjFun"} | - %% (DecInfObj == {"got objfun through args","ObjFun"} & - %% Ext == noext & Prop == mandatory) - asn1ct_name:new(term), - asn1ct_name:new(tmpterm), - emit({"{",{curr,tmpterm},", ",{next,bytes},"} = "}); + DispType = case InnerType of + #'Externaltypereference'{type=T} -> T; + IT when is_tuple(IT) -> element(2,IT); + _ -> InnerType + end, + Comment = fun(St) -> + emit([nl,"%% attribute number ",TextPos, + " with type ",DispType,nl]), + St + end, + + Preamble = + case {InnerType,is_mandatory_predef_tab_c(Ext, Prop, DecInfObj)} of + {{typefield,_},true} -> + %% DecInfObj /= {"got objfun through args","ObjFun"} | + %% (DecInfObj == {"got objfun through args","ObjFun"} & + %% Ext == noext & Prop == mandatory) + fun(St) -> + asn1ct_name:new(term), + asn1ct_name:new(tmpterm), + emit(["{",{curr,tmpterm},", ",{next,bytes},"} = "]), + St + end; %%{objectfield,_,_} when Ext == noext, Prop == mandatory -> - {{objectfield,_,_},true} -> - asn1ct_name:new(term), - asn1ct_name:new(tmpterm), - emit({"{",{curr,tmpterm},", ",{next,bytes},"} = "}); + {{objectfield,_,_},true} -> + fun(St) -> + asn1ct_name:new(term), + asn1ct_name:new(tmpterm), + emit(["{",{curr,tmpterm},", ",{next,bytes},"} = "]), + St + end; _ -> case Type of #type{def=#'SEQUENCE'{ extaddgroup=Number1, components=ExtGroupCompList1}} when is_integer(Number1)-> - emit({"{{_,"}), - emit_extaddgroupTerms(term,ExtGroupCompList1), - emit({"}"}); - _ -> - asn1ct_name:new(term), - emit({"{",{curr,term}}) - end, - emit({",",{next,bytes},"} = "}) - end, - - case {Ext,Prop,is_optimized(Erule)} of - {noext,mandatory,_} -> ok; % generate nothing - {noext,_,_} -> %% OPTIONAL or DEFAULT - OptPos = get_optionality_pos(TextPos,OptTable), - Element = io_lib:format("Opt band (1 bsl ~w)",[NumberOfOptionals - OptPos]), - emit(["case ",Element," of",nl]), - emit([" _Opt",TextPos," when _Opt",TextPos," > 0 ->"]); - {_,_,false} -> %% extension element, not bitstring - emit(["case Extensions of",nl]), - emit([" _ when size(Extensions) >= ",Pos,",element(",Pos,",Extensions) == 1 ->",nl]); - _ -> - emit(["case Extensions of",nl]), - emit([" <<_:",Pos-1,",1:1,_/bitstring>> when bit_size(Extensions) >= ",Pos," ->",nl]) - end, - put(component_type,{true,C}), - {TermVar,BytesVar} = gen_dec_line(Erule,TopType,Cname,Type,Tpos,DecInfObj,Ext,Prop), - erase(component_type), - case {Ext,Prop} of - {noext,mandatory} -> true; % generate nothing - {noext,_} -> - emit([";",nl,"0 ->"]), - emit(["{"]), - gen_dec_component_no_val(Ext,Prop), - emit({",",{curr,bytes},"}",nl}), - emit([nl,"end"]); - _ -> - emit([";",nl,"_ ->",nl]), - emit(["{"]), - case Type of - #type{def=#'SEQUENCE'{ - extaddgroup=Number2, - components=ExtGroupCompList2}} when is_integer(Number2)-> - emit({"{extAddGroup,"}), - gen_dec_extaddGroup_no_val(Ext,ExtGroupCompList2), - emit({"}"}); + fun(St) -> + emit(["{{_,"]), + emit_extaddgroupTerms(term,ExtGroupCompList1), + emit(["}"]), + emit([",",{next,bytes},"} = "]), + St + end; _ -> - gen_dec_component_no_val(Ext,Prop) - end, - emit({",",{curr,bytes},"}",nl}), - emit([nl,"end"]) - end, - asn1ct_name:new(bytes), - case Rest of - [] -> - {Tpos+1,AccTerm++TermVar,AccBytes++BytesVar}; - _ -> - emit({com,nl}), - gen_dec_components_call1(Erule,TopType,Rest,Tpos+1,OptTable, - "",DecInfObj,Ext, AccTerm++TermVar, - AccBytes++BytesVar,NumberOfOptionals) - end; + fun(St) -> + asn1ct_name:new(term), + emit(["{",{curr,term}]), + emit([",",{next,bytes},"} = "]), + St + end + end + end, -gen_dec_components_call1(_,_TopType,[],Pos,_OptTable,_,_,_,AccTerm,AccBytes,_NumberOfOptionals) -> - {Pos,AccTerm,AccBytes}. + OptOrDef = + case {Ext,Prop} of + {noext,mandatory} -> + ignore; + {noext,_} -> %% OPTIONAL or DEFAULT + OptPos = get_optionality_pos(TextPos, OptTable), + Element = io_lib:format("Opt band (1 bsl ~w)", + [NumberOfOptionals - OptPos]), + fun(St) -> + emit(["case ",Element," of",nl]), + emit([" _Opt",TextPos," when _Opt",TextPos," > 0 ->"]), + St + end; + {{ext,_,_},_} -> %Extension + fun(St) -> + emit(["case Extensions of",nl, + " <<_:",Pos-1,",1:1,_/bitstring>> ->",nl]), + St + end + end, + Lines = gen_dec_line_imm(Erule, TopType, Comp, Tpos, DecInfObj, Ext), + Postamble = + case {Ext,Prop} of + {noext,mandatory} -> + ignore; + {noext,_} -> + fun(St) -> + emit([";",nl,"0 ->"]), + emit(["{"]), + gen_dec_component_no_val(Ext,Prop), + emit({",",{curr,bytes},"}",nl}), + emit([nl,"end"]), + St + end; + _ -> + fun(St) -> + emit([";",nl,"_ ->",nl]), + emit(["{"]), + case Type of + #type{def=#'SEQUENCE'{ + extaddgroup=Number2, + components=ExtGroupCompList2}} + when is_integer(Number2)-> + emit({"{extAddGroup,"}), + gen_dec_extaddGroup_no_val(Ext,ExtGroupCompList2), + emit({"}"}); + _ -> + gen_dec_component_no_val(Ext, Prop) + end, + emit({",",{curr,bytes},"}",nl}), + emit([nl,"end"]), + St + end + end, + AdvBuffer = {ignore,fun(St) -> + asn1ct_name:new(bytes), + St + end}, + [{group,[{safe,Comment},{safe,Preamble}, + OptOrDef|Lines]++ + [Postamble,{safe,AdvBuffer}]}]. + +is_mandatory_predef_tab_c(noext, mandatory, + {"got objfun through args","ObjFun"}) -> + true; +is_mandatory_predef_tab_c(_, _, {"got objfun through args","ObjFun"}) -> + false; +is_mandatory_predef_tab_c(_,_,_) -> + true. gen_dec_extaddGroup_no_val(Ext,[#'ComponentType'{prop=Prop}])-> gen_dec_component_no_val(Ext,Prop), @@ -1216,9 +1324,14 @@ gen_dec_component_no_val({ext,_,_},mandatory) -> emit({"asn1_NOVALUE"}). -gen_dec_line(Erule,TopType,Cname,Type,Pos,DecInfObj,Ext,Prop) -> - Ctgenmod = list_to_atom(lists:concat(["asn1ct_gen_",per, - asn1ct_gen:rt2ct_suffix()])), +gen_dec_line(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> + Imm0 = gen_dec_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext), + Init = {ignore,fun(_) -> {[],[]} end}, + Imm = [{group,[Init|Imm0]}], + emit_gen_dec_imm(Imm). + +gen_dec_line_imm(Erule, TopType, Comp, Pos, DecInfObj, Ext) -> + #'ComponentType'{name=Cname,typespec=Type} = Comp, Atype = case Type of #type{def=#'ObjectClassFieldType'{type=InnerType}} -> @@ -1227,201 +1340,260 @@ gen_dec_line(Erule,TopType,Cname,Type,Pos,DecInfObj,Ext,Prop) -> asn1ct_gen:get_inner(Type#type.def) end, - BytesVar0 = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), - BytesVar = case Ext of - {ext,Ep,_} when Pos >= Ep -> - emit(["begin",nl,"{TmpVal",Pos,",Trem",Pos, - "}=?RT_PER:decode_open_type(", - {curr,bytes},",[]),",nl, - "{TmpValx",Pos,",_}="]), - io_lib:format("TmpVal~p",[Pos]); - _ -> BytesVar0 - end, - SaveBytes = - case Atype of - {typefield,_} -> - case DecInfObj of - false -> % This is in a choice with typefield components - {Name,RestFieldNames} = - (Type#type.def)#'ObjectClassFieldType'.fieldname, - - asn1ct_name:new(tmpterm), - asn1ct_name:new(reason), - emit([indent(2),"{",{curr,tmpterm},", ",{next,bytes}, - "} = ?RT_PER:decode_open_type(",{curr,bytes}, - ", []),",nl]), - emit([indent(2),"case (catch ObjFun(", - {asis,Name},",",{curr,tmpterm},",telltype,", - {asis,RestFieldNames},")) of", nl]), - emit([indent(4),"{'EXIT',",{curr,reason},"} ->",nl]), - emit([indent(6),"exit({'Type not ", - "compatible with table constraint', ", - {curr,reason},"});",nl]), - asn1ct_name:new(tmpterm), - emit([indent(4),"{",{curr,tmpterm},", _} ->",nl]), - emit([indent(6),"{",{asis,Cname},", {",{curr,tmpterm},", ", - {next,bytes},"}}",nl]), - emit([indent(2),"end"]), - []; - {"got objfun through args","ObjFun"} -> - %% this is when the generated code gots the - %% objfun though arguments on function - %% invocation. - if - Ext == noext andalso Prop == mandatory -> - ok; - true -> - asn1ct_name:new(tmpterm), - asn1ct_name:new(tmpbytes), - emit([nl," {",{curr,tmpterm},", ",{curr,tmpbytes},"} ="]) - end, - {Name,RestFieldNames} = - (Type#type.def)#'ObjectClassFieldType'.fieldname, - emit(["?RT_PER:decode_open_type(",{curr,bytes}, - ", []),",nl]), - if - Ext == noext andalso Prop == mandatory -> - emit([{curr,term}," =",nl," "]); - true -> - emit([" {"]) - end, - emit(["case (catch ObjFun(",{asis,Name},",", - {curr,tmpterm},",telltype,", - {asis,RestFieldNames},")) of", nl]), - emit([" {'EXIT',",{curr,reason},"} ->",nl]), - emit([indent(6),"exit({'Type not ", - "compatible with table constraint', ", - {curr,reason},"});",nl]), - asn1ct_name:new(tmpterm), - emit([indent(4),"{",{curr,tmpterm},", _} ->",nl]), - emit([indent(6),{curr,tmpterm},nl]), - emit([indent(2),"end"]), - if - Ext == noext andalso Prop == mandatory -> - ok; - true -> - emit([",",nl,{curr,tmpbytes},"}"]) - end, - []; - _ -> - emit(["?RT_PER:decode_open_type(",{curr,bytes}, - ", [])"]), - RefedFieldName = - (Type#type.def)#'ObjectClassFieldType'.fieldname, - - [{Cname,RefedFieldName, - asn1ct_gen:mk_var(asn1ct_name:curr(term)), - asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), - get_components_prop()}] - end; - {objectfield,PrimFieldName1,PFNList} -> - emit(["?RT_PER:decode_open_type(",{curr,bytes},", [])"]), - [{Cname,{PrimFieldName1,PFNList}, - asn1ct_gen:mk_var(asn1ct_name:curr(term)), - asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), - get_components_prop()}]; - _ -> - CurrMod = get(currmod), - case asn1ct_gen:type(Atype) of - #'Externaltypereference'{module=CurrMod,type=EType} -> - emit({"'dec_",EType,"'(",BytesVar,",telltype)"}); - #'Externaltypereference'{module=Mod,type=EType} -> - emit({"'",Mod,"':'dec_",EType,"'(",BytesVar, - ",telltype)"}); - {primitive,bif} -> - case Atype of - {fixedtypevaluefield,_,Btype} -> - Ctgenmod:gen_dec_prim(Erule,Btype, - BytesVar); - _ -> - Ctgenmod:gen_dec_prim(Erule,Type, - BytesVar) - end; - 'ASN1_OPEN_TYPE' -> - case Type#type.def of - #'ObjectClassFieldType'{type=OpenType} -> - Ctgenmod:gen_dec_prim(Erule,#type{def=OpenType}, - BytesVar); - _ -> - Ctgenmod:gen_dec_prim(Erule,Type, - BytesVar) - end; - #typereference{val=Dname} -> - emit({"'dec_",Dname,"'(",BytesVar,",telltype)"}); - {notype,_} -> - emit({"'dec_",Atype,"'(",BytesVar,",telltype)"}); - {constructed,bif} -> - NewTypename = [Cname|TopType], - case Type#type.tablecinf of - [{objfun,_}|_R] -> - emit({"'dec_",asn1ct_gen:list2name(NewTypename), - "'(",BytesVar,", telltype, ObjFun)"}); - _ -> - emit({"'dec_",asn1ct_gen:list2name(NewTypename), - "'(",BytesVar,", telltype)"}) - end - end, + Pre = gen_dec_line_open_type(Erule, Ext, Pos), + Decode = gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj, Ext), + Post = + fun({SaveBytes,Finish}) -> + {AccTerm,AccBytes} = Finish(), + #'ComponentType'{name=Cname} = Comp, case DecInfObj of - {Cname,{_,OSet,UniqueFName,ValIndex}} -> - Term = asn1ct_gen:mk_var(asn1ct_name:curr(term)), - ValueMatch = value_match(ValIndex,Term), - {ObjSetMod,ObjSetName} = - case OSet of - {M,O} -> {{asis,M},O}; - _ -> {"?MODULE",OSet} + {Cname,ObjSet} -> + ObjSetRef = + case ObjSet of + {deep,OSName,_,_} -> + OSName; + _ -> ObjSet end, - emit({",",nl,"ObjFun = ",ObjSetMod, - ":'getdec_",ObjSetName,"'(", - {asis,UniqueFName},", ",ValueMatch,")"}); + {AccTerm++[{ObjSetRef,Cname, + asn1ct_gen:mk_var(asn1ct_name:curr(term))}], + AccBytes++SaveBytes}; _ -> - ok - end, - [] + {AccTerm,AccBytes++SaveBytes} + end end, - case Ext of - {ext,Ep2,_} when Pos >= Ep2 -> - emit([", {TmpValx",Pos,",Trem",Pos,"}",nl,"end"]); - _ -> true - end, - %% Prepare return value + [Pre,Decode,{safe,Post}]. + +gen_dec_line_open_type(Erule, {ext,Ep,_}, Pos) when Pos >= Ep -> + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + {safe,fun(St) -> + emit(["begin",nl]), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + {Dst,DstBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), + emit([",",nl,"{TmpValx",Pos,",_} = "]), + {Dst, + fun() -> + emit([",",nl, + "{TmpValx",Pos,",",DstBuf,"}",nl, + "end"]), + St + end} + end}; +gen_dec_line_open_type(_, _, _) -> + {safe,fun(St) -> + {asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + fun() -> St end} + end}. + +gen_dec_line_special(Erule, {typefield,_}, _TopType, Comp, + DecInfObj, Ext) -> + #'ComponentType'{name=Cname,typespec=Type,prop=Prop} = Comp, + fun({_BytesVar,PrevSt}) -> + case DecInfObj of + false -> % This is in a choice with typefield components + {Name,RestFieldNames} = + (Type#type.def)#'ObjectClassFieldType'.fieldname, + + asn1ct_name:new(reason), + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + {TmpTerm,TempBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), + emit([com,nl, + {next,bytes}," = ",TempBuf,com,nl, + indent(2),"case (catch ObjFun(", + {asis,Name},",",TmpTerm,",telltype,", + {asis,RestFieldNames},")) of", nl]), + emit([indent(4),"{'EXIT',",{curr,reason},"} ->",nl]), + emit([indent(6),"exit({'Type not ", + "compatible with table constraint', ", + {curr,reason},"});",nl]), + asn1ct_name:new(tmpterm), + emit([indent(4),"{",{curr,tmpterm},", _} ->",nl]), + emit([indent(6),"{",{asis,Cname},", {",{curr,tmpterm},", ", + {next,bytes},"}}",nl]), + emit([indent(2),"end"]), + {[],PrevSt}; + {"got objfun through args","ObjFun"} -> + %% this is when the generated code gots the + %% objfun though arguments on function + %% invocation. + if + Ext == noext andalso Prop == mandatory -> + ok; + true -> + asn1ct_name:new(tmpterm), + asn1ct_name:new(tmpbytes), + emit([nl," {",{curr,tmpterm},", ",{curr,tmpbytes},"} ="]) + end, + {Name,RestFieldNames} = + (Type#type.def)#'ObjectClassFieldType'.fieldname, + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + emit([com,nl]), + if + Ext == noext andalso Prop == mandatory -> + emit([{curr,term}," =",nl," "]); + true -> + emit([" {"]) + end, + emit(["case (catch ObjFun(",{asis,Name},",", + {curr,tmpterm},",telltype,", + {asis,RestFieldNames},")) of", nl]), + emit([" {'EXIT',",{curr,reason},"} ->",nl]), + emit([indent(6),"exit({'Type not ", + "compatible with table constraint', ", + {curr,reason},"});",nl]), + asn1ct_name:new(tmpterm), + emit([indent(4),"{",{curr,tmpterm},", _} ->",nl]), + emit([indent(6),{curr,tmpterm},nl]), + emit([indent(2),"end"]), + if + Ext == noext andalso Prop == mandatory -> + ok; + true -> + emit([",",nl,{curr,tmpbytes},"}"]) + end, + {[],PrevSt}; + _ -> + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + RefedFieldName = + (Type#type.def)#'ObjectClassFieldType'.fieldname, + + {[{Cname,RefedFieldName, + asn1ct_gen:mk_var(asn1ct_name:curr(term)), + asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), + Prop}],PrevSt} + end + end; +gen_dec_line_special(Erule, {objectfield,PrimFieldName1,PFNList}, _TopType, + Comp, _DecInfObj, _Ext) -> + fun({_BytesVar,PrevSt}) -> + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + asn1ct_imm:dec_code_gen(Imm, BytesVar), + #'ComponentType'{name=Cname,prop=Prop} = Comp, + SaveBytes = [{Cname,{PrimFieldName1,PFNList}, + asn1ct_gen:mk_var(asn1ct_name:curr(term)), + asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), + Prop}], + {SaveBytes,PrevSt} + end; +gen_dec_line_special(Erule, Atype, TopType, Comp, DecInfObj, _Ext) -> + case gen_dec_line_other(Erule, Atype, TopType, Comp) of + Fun when is_function(Fun, 1) -> + fun({BytesVar,PrevSt}) -> + Fun(BytesVar), + gen_dec_line_dec_inf(Comp, DecInfObj), + {[],PrevSt} + end; + Imm0 -> + {imm,Imm0, + fun(Imm, {BytesVar,PrevSt}) -> + asn1ct_imm:dec_code_gen(Imm, BytesVar), + gen_dec_line_dec_inf(Comp, DecInfObj), + {[],PrevSt} + end} + end. + +gen_dec_line_dec_inf(Comp, DecInfObj) -> + #'ComponentType'{name=Cname} = Comp, case DecInfObj of - {Cname,ObjSet} -> - ObjSetRef = - case ObjSet of - {deep,OSName,_,_} -> - OSName; - _ -> ObjSet + {Cname,{_,OSet,UniqueFName,ValIndex}} -> + Term = asn1ct_gen:mk_var(asn1ct_name:curr(term)), + ValueMatch = value_match(ValIndex,Term), + {ObjSetMod,ObjSetName} = + case OSet of + {M,O} -> {{asis,M},O}; + _ -> {"?MODULE",OSet} end, - {[{ObjSetRef,Cname,asn1ct_gen:mk_var(asn1ct_name:curr(term))}], - SaveBytes}; + emit({",",nl,"ObjFun = ",ObjSetMod, + ":'getdec_",ObjSetName,"'(", + {asis,UniqueFName},", ",ValueMatch,")"}); _ -> - {[],SaveBytes} + ok + end. + +gen_dec_line_other(Erule, Atype, TopType, Comp) -> + #'ComponentType'{name=Cname,typespec=Type} = Comp, + CurrMod = get(currmod), + case asn1ct_gen:type(Atype) of + #'Externaltypereference'{module=CurrMod,type=EType} -> + fun(BytesVar) -> + emit({"'dec_",EType,"'(",BytesVar,",telltype)"}) + end; + #'Externaltypereference'{module=Mod,type=EType} -> + fun(BytesVar) -> + emit({"'",Mod,"':'dec_",EType,"'(",BytesVar, + ",telltype)"}) + end; + {primitive,bif} -> + case Atype of + {fixedtypevaluefield,_,Btype} -> + asn1ct_gen_per:gen_dec_imm(Erule, Btype); + _ -> + asn1ct_gen_per:gen_dec_imm(Erule, Type) + end; + 'ASN1_OPEN_TYPE' -> + case Type#type.def of + #'ObjectClassFieldType'{type=OpenType} -> + asn1ct_gen_per:gen_dec_imm(Erule, #type{def=OpenType}); + _ -> + asn1ct_gen_per:gen_dec_imm(Erule, Type) + end; + #typereference{val=Dname} -> + fun(BytesVar) -> + emit({"'dec_",Dname,"'(",BytesVar,",telltype)"}) + end; + {notype,_} -> + fun(BytesVar) -> + emit({"'dec_",Atype,"'(",BytesVar,",telltype)"}) + end; + {constructed,bif} -> + NewTypename = [Cname|TopType], + case Type#type.tablecinf of + [{objfun,_}|_R] -> + fun(BytesVar) -> + emit({"'dec_",asn1ct_gen:list2name(NewTypename), + "'(",BytesVar,", telltype, ObjFun)"}) + end; + _ -> + fun(BytesVar) -> + emit({"'dec_",asn1ct_gen:list2name(NewTypename), + "'(",BytesVar,", telltype)"}) + end + end end. gen_enc_choice(Erule,TopType,CompList,Ext) -> - gen_enc_choice_tag(CompList, [], Ext), + gen_enc_choice_tag(Erule, CompList, [], Ext), emit({com,nl}), emit({"case element(1,Val) of",nl}), gen_enc_choice2(Erule,TopType, CompList, Ext), emit({nl,"end"}). -gen_enc_choice_tag({C1,C2},_,_) -> +gen_enc_choice_tag(Erule, {C1,C2}, _, _) -> N1 = get_name_list(C1), N2 = get_name_list(C2), - emit(["?RT_PER:set_choice(element(1,Val),", - {asis,{N1,N2}},", ",{asis,{length(N1),length(N2)}},")"]); - -gen_enc_choice_tag({C1,C2,C3},_,_) -> + call(Erule,set_choice, + ["element(1, Val)", + {asis,{N1,N2}}, + {asis,{length(N1),length(N2)}}]); +gen_enc_choice_tag(Erule, {C1,C2,C3}, _, _) -> N1 = get_name_list(C1), N2 = get_name_list(C2), N3 = get_name_list(C3), Root = N1 ++ N3, - emit(["?RT_PER:set_choice(element(1,Val),", - {asis,{Root,N2}},", ",{asis,{length(Root),length(N2)}},")"]); -gen_enc_choice_tag(C,_,_) -> + call(Erule,set_choice, + ["element(1, Val)", + {asis,{Root,N2}}, + {asis,{length(Root),length(N2)}}]); +gen_enc_choice_tag(Erule, C, _, _) -> N = get_name_list(C), - emit(["?RT_PER:set_choice(element(1,Val),", - {asis,N},", ",{asis,length(N)},")"]). + call(Erule,set_choice, + ["element(1, Val)", + {asis,N},{asis,length(N)}]). get_name_list(L) -> get_name_list(L,[]). @@ -1490,17 +1662,18 @@ gen_enc_choice2(_Erule,_,[], _, _) -> true. gen_dec_choice(Erule,TopType,CompList,{ext,Pos,NumExt}) -> - emit({"{Ext,",{curr,bytes},"} = ?RT_PER:getbit(Bytes),",nl}), + emit(["{Ext,",{curr,bytes},"} = ", + {call,Erule,getbit,["Bytes"]},com,nl]), asn1ct_name:new(bytes), gen_dec_choice1(Erule,TopType,CompList,{ext,Pos,NumExt}); gen_dec_choice(Erule,TopType,CompList,noext) -> gen_dec_choice1(Erule,TopType,CompList,noext). gen_dec_choice1(Erule,TopType,CompList,noext) -> - emit({"{Choice,",{curr,bytes}, - "} = ?RT_PER:getchoice(",{prev,bytes},",", - length(CompList),", 0),",nl}), - emit({"{Cname,{Val,NewBytes}} = case Choice of",nl}), + emit(["{Choice,",{curr,bytes}, + "} = ",{call,Erule,getchoice, + [{prev,bytes},length(CompList),"0"]},com,nl, + "{Cname,{Val,NewBytes}} = case Choice of",nl]), gen_dec_choice2(Erule,TopType,CompList,noext), emit({nl,"end,",nl}), emit({nl,"{{Cname,Val},NewBytes}"}); @@ -1511,25 +1684,20 @@ gen_dec_choice1(Erule,TopType,{RootList,ExtList,RootList2},Ext) -> NewList = RootList ++ RootList2 ++ ExtList, gen_dec_choice1(Erule,TopType, NewList, Ext); gen_dec_choice1(Erule,TopType,CompList,{ext,ExtPos,ExtNum}) -> - emit({"{Choice,",{curr,bytes}, - "} = ?RT_PER:getchoice(",{prev,bytes},",", - length(CompList)-ExtNum,",Ext ),",nl}), + emit(["{Choice,",{curr,bytes},"} = ", + {call,Erule,getchoice, + [{prev,bytes},length(CompList)-ExtNum,"Ext"]},com,nl]), emit({"{Cname,{Val,NewBytes}} = case Choice + Ext*",ExtPos-1," of",nl}), gen_dec_choice2(Erule,TopType,CompList,{ext,ExtPos,ExtNum}), - case Erule of - per -> - emit([";",nl,"_ -> {asn1_ExtAlt,",nl, - " fun() -> ",nl, - " {XTerm,XBytes} = ?RT_PER:decode_open_type(", - {curr,bytes},",[]),",nl, - " {binary_to_list(XTerm),XBytes}",nl, - " end()}"]); - _ -> - emit([";",nl,"_ -> {asn1_ExtAlt, ?RT_PER:decode_open_type(", - {curr,bytes},",[])}"]) - end, - emit({nl,"end,",nl}), - emit({nl,"{{Cname,Val},NewBytes}"}). + Imm = asn1ct_imm:per_dec_open_type(is_aligned(Erule)), + BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), + emit([";",nl, + "_ ->",nl]), + {TmpTerm,TmpBuf} = asn1ct_imm:dec_slim_cg(Imm, BytesVar), + emit([com,nl, + "{asn1_ExtAlt,{",TmpTerm,com,TmpBuf,"}}",nl, + "end,",nl,nl, + "{{Cname,Val},NewBytes}"]). gen_dec_choice2(Erule,TopType,L,Ext) -> @@ -1581,22 +1749,17 @@ gen_encode_prim_wrapper(CtgenMod,Erule,Cont,DoTag,Value) -> make_elements(I,Val,ExtCnames) -> make_elements(I,Val,ExtCnames,[]). -make_elements(I,Val,[ExtCname],Acc)-> % the last one, no comma needed - Element = make_element(I,Val,ExtCname), +make_elements(I,Val,[_ExtCname],Acc)-> % the last one, no comma needed + Element = make_element(I, Val), make_elements(I+1,Val,[],[Element|Acc]); -make_elements(I,Val,[ExtCname|Rest],Acc)-> - Element = make_element(I,Val,ExtCname), +make_elements(I,Val,[_ExtCname|Rest],Acc)-> + Element = make_element(I, Val), make_elements(I+1,Val,Rest,[", ",Element|Acc]); make_elements(_I,_,[],Acc) -> lists:reverse(Acc). -make_element(I,Val,Cname) -> - case tuple_notation_allowed() of - true -> - io_lib:format("?RT_PER:cindex(~w,~s,~w)",[I,Val,Cname]); - _ -> - io_lib:format("element(~w,~s)",[I,Val]) - end. +make_element(I, Val) -> + io_lib:format("element(~w,~s)", [I,Val]). emit_extaddgroupTerms(VarSeries,[_]) -> asn1ct_name:new(VarSeries), @@ -1654,22 +1817,12 @@ wrap_extensionAdditionGroups([],_,Acc,_,_) -> lists:reverse(Acc). -tuple_notation_allowed() -> - Options = get(encoding_options), - not (lists:member(optimize,Options) orelse lists:member(uper_bin,Options)). - -wrap_gen_dec_line(Erule,C,TopType,Cname,Type,Pos,DIO,Ext) -> +wrap_gen_dec_line(Erule,C,TopType,_Cname,_Type,Pos,DIO,Ext) -> put(component_type,{true,C}), - gen_dec_line(Erule,TopType,Cname,Type,Pos,DIO,Ext,mandatory), + gen_dec_line(Erule, TopType, C#'ComponentType'{prop=mandatory}, + Pos, DIO, Ext), erase(component_type). -get_components_prop() -> - case get(component_type) of - undefined -> - mandatory; - {true,#'ComponentType'{prop=Prop}} -> Prop - end. - value_match(Index,Value) when is_atom(Value) -> value_match(Index,atom_to_list(Value)); @@ -1686,7 +1839,5 @@ notice_value_match() -> Module = get(currmod), put(value_match,{true,Module}). -is_optimized(per_bin) -> - lists:member(optimize,get(encoding_options)); -is_optimized(_Erule) -> - false. +is_optimized(per) -> true; +is_optimized(uper) -> false. diff --git a/lib/asn1/src/asn1ct_eval_ext.funcs b/lib/asn1/src/asn1ct_eval_ext.funcs new file mode 100644 index 0000000000..5761901f89 --- /dev/null +++ b/lib/asn1/src/asn1ct_eval_ext.funcs @@ -0,0 +1 @@ +{ext,transform_to_EXTERNAL1994,1}. diff --git a/lib/asn1/src/asn1ct_eval_per.funcs b/lib/asn1/src/asn1ct_eval_per.funcs new file mode 100644 index 0000000000..a1ea5cd043 --- /dev/null +++ b/lib/asn1/src/asn1ct_eval_per.funcs @@ -0,0 +1,2 @@ +{per,encode_constrained_number,2}. +{per,encode_small_number,1}. diff --git a/lib/asn1/src/asn1ct_eval_uper.funcs b/lib/asn1/src/asn1ct_eval_uper.funcs new file mode 100644 index 0000000000..884a486f40 --- /dev/null +++ b/lib/asn1/src/asn1ct_eval_uper.funcs @@ -0,0 +1,2 @@ +{uper,encode_constrained_number,2}. +{uper,encode_small_number,1}. diff --git a/lib/asn1/src/asn1ct_func.erl b/lib/asn1/src/asn1ct_func.erl new file mode 100644 index 0000000000..2d221ca1b9 --- /dev/null +++ b/lib/asn1/src/asn1ct_func.erl @@ -0,0 +1,105 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%% + +-module(asn1ct_func). +-export([start_link/0,need/1,call/3,generate/1]). +-export([init/1,handle_call/3,handle_cast/2,terminate/2]). + +start_link() -> + {ok,Pid} = gen_server:start_link(?MODULE, [], []), + put(?MODULE, Pid), + ok. + +call(M, F, Args) -> + MFA = {M,F,length(Args)}, + need(MFA), + asn1ct_gen:emit([F,"(",call_args(Args, ""),")"]). + +need(MFA) -> + asn1ct_rtt:assert_defined(MFA), + cast({need,MFA}). + +generate(Fd) -> + req({generate,Fd}), + erase(?MODULE), + ok. + +req(Req) -> + gen_server:call(get(?MODULE), Req, infinity). + +cast(Req) -> + gen_server:cast(get(?MODULE), Req). + +%%% Internal functions. + +-record(st, {used}). + +init([]) -> + St = #st{used=gb_sets:empty()}, + {ok,St}. + +handle_cast({need,MFA}, #st{used=Used0}=St) -> + case gb_sets:is_member(MFA, Used0) of + false -> + Used = pull_in_deps(gb_sets:singleton(MFA), Used0), + {noreply,St#st{used=Used}}; + true -> + {noreply,St} + end. + +handle_call({generate,Fd}, _From, #st{used=Used}=St) -> + generate(Fd, Used), + {stop,normal,ok,St}. + +terminate(_, _) -> + ok. + +call_args([A|As], Sep) -> + [Sep,A|call_args(As, ", ")]; +call_args([], _) -> []. + +generate(Fd, Used0) -> + Used1 = gb_sets:to_list(Used0), + Used = sofs:set(Used1, [mfa]), + Code = sofs:relation(asn1ct_rtt:code(), [{mfa,code}]), + Funcs0 = sofs:image(Code, Used), + Funcs = sofs:to_external(Funcs0), + io:put_chars(Fd, Funcs). + +pull_in_deps(Ws0, Used0) -> + case gb_sets:is_empty(Ws0) of + true -> + Used0; + false -> + {MFA,Ws1} = gb_sets:take_smallest(Ws0), + Used = gb_sets:add(MFA, Used0), + Needs = asn1ct_rtt:dependencies(MFA), + Ws = update_worklist(Needs, Used, Ws1), + pull_in_deps(Ws, Used) + end. + +update_worklist([H|T], Used, Ws) -> + case gb_sets:is_member(H, Used) of + false -> + update_worklist(T, Used, gb_sets:add(H, Ws)); + true -> + update_worklist(T, Used, Ws) + end; +update_worklist([], _, Ws) -> Ws. diff --git a/lib/asn1/src/asn1ct_gen.erl b/lib/asn1/src/asn1ct_gen.erl index 64a3555f62..76c4182160 100644 --- a/lib/asn1/src/asn1ct_gen.erl +++ b/lib/asn1/src/asn1ct_gen.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -37,8 +37,7 @@ gen_check_call/7, get_constraint/2, insert_once/2, - rt2ct_suffix/1, - rt2ct_suffix/0, + ct_gen_module/1, index2suffix/1, get_record_name_prefix/0]). -export([pgen/5, @@ -47,12 +46,11 @@ un_hyphen_var/1]). -export([gen_encode_constructed/4, gen_decode_constructed/4]). --export([nif_parameter/0]). %% pgen(Outfile, Erules, Module, TypeOrVal, Options) %% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module %% .hrl file is only generated if necessary -%% Erules = per | ber | ber_bin | per_bin +%% Erules = per | ber %% Module = atom() %% TypeOrVal = {TypeList,ValueList} %% TypeList = ValueList = [atom()] @@ -79,21 +77,26 @@ pgen_module(OutFile,Erules,Module, ErlFile = lists:concat([OutFile,".erl"]), Fid = fopen(ErlFile,[write]), put(gen_file_out,Fid), + asn1ct_func:start_link(), gen_head(Erules,Module,HrlGenerated), pgen_exports(Erules,Module,TypeOrVal), pgen_dispatcher(Erules,Module,TypeOrVal), pgen_info(), - pgen_typeorval(wrap_ber(Erules),Module,N2nConvEnums,TypeOrVal), + pgen_typeorval(Erules,Module,N2nConvEnums,TypeOrVal), pgen_partial_incomplete_decode(Erules), % gen_vars(asn1_db:mod_to_vars(Module)), % gen_tag_table(AllTypes), + emit([nl, + "%%%",nl, + "%%% Run-time functions.",nl, + "%%%",nl]), + asn1ct_func:generate(Fid), file:close(Fid), asn1ct:verbose("--~p--~n",[{generated,ErlFile}],Options). pgen_typeorval(Erules,Module,N2nConvEnums,{Types,Values,_Ptypes,_Classes,Objects,ObjectSets}) -> - Rtmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Rtmod = ct_gen_module(Erules), pgen_types(Rtmod,Erules,N2nConvEnums,Module,Types), pgen_values(Erules,Module,Values), pgen_objects(Rtmod,Erules,Module,Objects), @@ -196,7 +199,7 @@ pgen_check_defaultval(Erules,Module) -> end, gen_check_defaultval(Erules,Module,CheckObjects). -pgen_partial_decode(Rtmod,Erule,Module) when Erule == ber_bin_v2 -> +pgen_partial_decode(Rtmod,Erule,Module) when Erule == ber -> pgen_partial_inc_dec(Rtmod,Erule,Module), pgen_partial_dec(Rtmod,Erule,Module); pgen_partial_decode(_,_,_) -> @@ -240,7 +243,7 @@ pgen_partial_inc_dec1(Rtmod,Erules,Module,[P|Ps]) -> pgen_partial_inc_dec1(_,_,_,[]) -> ok. -gen_partial_inc_dec_refed_funcs(Rtmod,Erule) when Erule == ber_bin_v2 -> +gen_partial_inc_dec_refed_funcs(Rtmod,Erule) when Erule == ber -> case asn1ct:next_refed_func() of [] -> ok; @@ -296,8 +299,7 @@ pgen_partial_types1(_,undefined) -> %% TypeList a decode function will be generated. traverse_type_structure(Erules,Type,[],FuncName,TopTypeName) -> %% this is the selected type - Ctmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Ctmod = ct_gen_module(Erules), TypeDef = case Type of #type{} -> @@ -457,7 +459,7 @@ pgen_partial_incomplete_decode(Erule) -> _ -> ok end. -pgen_partial_incomplete_decode1(ber_bin_v2) -> +pgen_partial_incomplete_decode1(ber) -> case asn1ct:read_config_data(partial_incomplete_decode) of undefined -> ok; @@ -531,7 +533,8 @@ gen_part_decode_funcs({constructed,bif},TypeName, {_Name,parts,Tag,_Type}) -> emit([" case Data of",nl, " L when is_list(L) ->",nl, - " 'dec_",TypeName,"'(lists:map(fun(X)->element(1,?RT_BER:decode(X)) end,L),",{asis,Tag},");",nl, + " 'dec_",TypeName,"'(lists:map(fun(X) -> element(1, ", + {call,ber,ber_decode_erlang,["X"]},") end, L),",{asis,Tag},");",nl, " _ ->",nl, " [Res] = 'dec_",TypeName,"'([Data],",{asis,Tag},"),",nl, " Res",nl, @@ -552,20 +555,17 @@ gen_part_decode_funcs(WhatKind,_TypeName,{_,Directive,_,_}) -> gen_types(Erules,Tname,{RootL1,ExtList,RootL2}) when is_list(RootL1), is_list(RootL2) -> gen_types(Erules,Tname,RootL1), - Rtmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Rtmod = ct_gen_module(Erules), gen_types(Erules,Tname,Rtmod:extaddgroup2sequence(ExtList)), gen_types(Erules,Tname,RootL2); gen_types(Erules,Tname,{RootList,ExtList}) when is_list(RootList) -> gen_types(Erules,Tname,RootList), - Rtmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Rtmod = ct_gen_module(Erules), gen_types(Erules,Tname,Rtmod:extaddgroup2sequence(ExtList)); gen_types(Erules,Tname,[{'EXTENSIONMARK',_,_}|Rest]) -> gen_types(Erules,Tname,Rest); gen_types(Erules,Tname,[ComponentType|Rest]) -> - Rtmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Rtmod = ct_gen_module(Erules), asn1ct_name:clear(), Rtmod:gen_encode(Erules,Tname,ComponentType), asn1ct_name:clear(), @@ -574,8 +574,7 @@ gen_types(Erules,Tname,[ComponentType|Rest]) -> gen_types(_,_,[]) -> true; gen_types(Erules,Tname,Type) when is_record(Type,type) -> - Rtmod = list_to_atom(lists:concat(["asn1ct_gen_",erule(Erules), - rt2ct_suffix(Erules)])), + Rtmod = ct_gen_module(Erules), asn1ct_name:clear(), Rtmod:gen_encode(Erules,Tname,Type), asn1ct_name:clear(), @@ -658,9 +657,13 @@ gen_check_sof(Name,SOF,Type) -> end, emit({" ",{asis,NewName},"(DVs,Vs).",nl,nl}). +gen_check_sequence(Name, []) -> + emit([{asis,ensure_atom(Name)},"(_,_) ->",nl, + " throw(badval).",nl,nl]); gen_check_sequence(Name,Components) -> emit([{asis,ensure_atom(Name)},"(DefaultValue,Value) ->",nl]), gen_check_sequence(Name,Components,1). + gen_check_sequence(Name,[#'ComponentType'{name=N,typespec=Type}|Cs],Num) -> InnerType = get_inner(Type#type.def), NthDefV = ["element(",Num+1,",DefaultValue)"], @@ -672,9 +675,7 @@ gen_check_sequence(Name,[#'ComponentType'{name=N,typespec=Type}|Cs],Num) -> _ -> emit({",",nl}), gen_check_sequence(Name,Cs,Num+1) - end; -gen_check_sequence(_,[],_) -> - ok. + end. gen_check_choice(Name,CList=[#'ComponentType'{}|_Cs]) -> emit([{asis,ensure_atom(Name)},"({Id,DefaultValue},{Id,Value}) ->",nl]), @@ -754,8 +755,7 @@ gen_value(Value) when is_record(Value,valuedef) -> emit([{asis,V},".",nl,nl]). gen_encode_constructed(Erules,Typename,InnerType,D) when is_record(D,type) -> - - Rtmod = list_to_atom(lists:concat(["asn1ct_constructed_",erule(Erules)])), + Rtmod = ct_constructed_module(Erules), case InnerType of 'SET' -> Rtmod:gen_encode_set(Erules,Typename,D), @@ -787,7 +787,7 @@ gen_encode_constructed(Erules,Typename,InnerType,D) gen_encode_constructed(Erules,Typename,InnerType,D#typedef.typespec). gen_decode_constructed(Erules,Typename,InnerType,D) when is_record(D,type) -> - Rtmod = list_to_atom(lists:concat(["asn1ct_constructed_",erule(Erules)])), + Rtmod = ct_constructed_module(Erules), asn1ct:step_in_constructed(), %% updates namelist for exclusive decode case InnerType of 'SET' -> @@ -810,7 +810,7 @@ gen_decode_constructed(Erules,Typename,InnerType,D) when is_record(D,typedef) -> pgen_exports(Erules,_Module,{Types,Values,_,_,Objects,ObjectSets}) -> - emit({"-export([encoding_rule/0]).",nl}), + emit(["-export([encoding_rule/0,bit_string_format/0]).",nl]), case Types of [] -> ok; _ -> @@ -818,27 +818,11 @@ pgen_exports(Erules,_Module,{Types,Values,_,_,Objects,ObjectSets}) -> case Erules of ber -> gen_exports1(Types,"enc_",2); - ber_bin -> - gen_exports1(Types,"enc_",2); - ber_bin_v2 -> - gen_exports1(Types,"enc_",2); _ -> gen_exports1(Types,"enc_",1) end, emit({"-export([",nl}), - gen_exports1(Types,"dec_",2), - case Erules of - ber -> - emit({"-export([",nl}), - gen_exports1(Types,"dec_",3); - ber_bin -> - emit({"-export([",nl}), - gen_exports1(Types,"dec_",3); -% ber_bin_v2 -> -% emit({"-export([",nl}), -% gen_exports1(Types,"dec_",2); - _ -> ok - end + gen_exports1(Types,"dec_",2) end, case [X || {n2n,X} <- get(encoding_options)] of [] -> ok; @@ -863,16 +847,11 @@ pgen_exports(Erules,_Module,{Types,Values,_,_,Objects,ObjectSets}) -> gen_exports1(Objects,"enc_",3), emit({"-export([",nl}), gen_exports1(Objects,"dec_",4); - ber_bin_v2 -> + ber -> emit({"-export([",nl}), gen_exports1(Objects,"enc_",3), emit({"-export([",nl}), - gen_exports1(Objects,"dec_",3); - _ -> - emit({"-export([",nl}), - gen_exports1(Objects,"enc_",4), - emit({"-export([",nl}), - gen_exports1(Objects,"dec_",4) + gen_exports1(Objects,"dec_",3) end end, case ObjectSets of @@ -941,27 +920,25 @@ gen_selected_decode_exports1([{FuncName,_}|Rest]) -> gen_selected_decode_exports1(Rest). pgen_dispatcher(Erules,_Module,{[],_Values,_,_,_Objects,_ObjectSets}) -> - emit(["encoding_rule() ->",nl]), - emit([{asis,Erules},".",nl,nl]); + gen_info_functions(Erules); pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> - emit(["-export([encode/2,decode/2,encode_disp/2,decode_disp/2]).",nl,nl]), - emit(["encoding_rule() ->",nl]), - emit([" ",{asis,Erules},".",nl,nl]), + emit(["-export([encode/2,decode/2]).",nl,nl]), + gen_info_functions(Erules), NoFinalPadding = lists:member(no_final_padding,get(encoding_options)), - Call = case Erules of - per -> "?RT_PER:complete(encode_disp(Type,Data))"; - per_bin -> ["?RT_PER:complete(encode_disp(Type,Data))"]; - ber -> "encode_disp(Type,Data)"; - ber_bin -> "encode_disp(Type,Data)"; - ber_bin_v2 -> "encode_disp(Type,Data)"; - uper_bin when NoFinalPadding == true -> - "?RT_PER:complete_NFP(encode_disp(Type,Data))"; - uper_bin -> ["?RT_PER:complete(encode_disp(Type,Data))"] - end, - EncWrap = case Erules of - ber -> "wrap_encode(Bytes)"; - _ -> "Bytes" - end, + {Call,BytesAsBinary} = + case Erules of + per -> + asn1ct_func:need({Erules,complete,1}), + {["complete(encode_disp(Type, Data))"],"Bytes"}; + ber -> + {"encode_disp(Type,Data)","iolist_to_binary(Bytes)"}; + uper when NoFinalPadding == true -> + asn1ct_func:need({Erules,complete_NFP,1}), + {"complete_NFP(encode_disp(Type, Data))","Bytes"}; + uper -> + asn1ct_func:need({Erules,complete,1}), + {["complete(encode_disp(Type, Data))"],"Bytes"} + end, emit(["encode(Type,Data) ->",nl, "case catch ",Call," of",nl, " {'EXIT',{error,Reason}} ->",nl, @@ -969,53 +946,33 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> " {'EXIT',Reason} ->",nl, " {error,{asn1,Reason}};",nl, " {Bytes,_Len} ->",nl, - " {ok,",EncWrap,"};",nl]), - case Erules of - per -> - emit([" Bytes when is_binary(Bytes) ->",nl, - " {ok,binary_to_list(Bytes)};",nl, - " Bytes ->",nl, - " {ok,binary_to_list(list_to_binary(Bytes))}",nl, - " end.",nl,nl]); - _ -> - emit([" Bytes ->",nl, - " {ok,",EncWrap,"}",nl, - "end.",nl,nl]) - end, - -% case Erules of -% ber_bin_v2 -> -% emit(["decode(Type,Data0) ->",nl]), -% emit(["{Data,_RestBin} = ?RT_BER:decode(Data0",nif_parameter(),"),",nl]); -% _ -> -% emit(["decode(Type,Data) ->",nl]) -% end, + " {ok,",BytesAsBinary,"};",nl, + " Bytes ->",nl, + " {ok,",BytesAsBinary,"}",nl, + "end.",nl,nl]), Return_rest = lists:member(undec_rest,get(encoding_options)), Data = case {Erules,Return_rest} of - {ber_bin_v2,true} -> "Data0"; + {ber,true} -> "Data0"; _ -> "Data" end, emit(["decode(Type,",Data,") ->",nl]), DecAnonymous = case {Erules,Return_rest} of - {ber_bin_v2,false} -> - io_lib:format("~s~s~s~n", - ["element(1,?RT_BER:decode(Data", - nif_parameter(),"))"]); - {ber_bin_v2,true} -> - emit(["{Data,Rest} = ?RT_BER:decode(Data0", - nif_parameter(),"),",nl]), + {ber,false} -> + asn1ct_func:need({ber,ber_decode_nif,1}), + "element(1, ber_decode_nif(Data))"; + {ber,true} -> + asn1ct_func:need({ber,ber_decode_nif,1}), + emit(["{Data,Rest} = ber_decode_nif(Data0),",nl]), "Data"; _ -> "Data" end, DecWrap = case Erules of - ber -> "wrap_decode(Data)"; - ber_bin_v2 -> + ber -> DecAnonymous; - per -> "list_to_binary(Data)"; _ -> "Data" end, @@ -1025,32 +982,18 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> " {'EXIT',Reason} ->",nl, " {error,{asn1,Reason}};",nl]), case {Erules,Return_rest} of - {ber_bin_v2,false} -> + {ber,false} -> emit([" Result ->",nl, " {ok,Result}",nl]); - {ber_bin_v2,true} -> + {ber,true} -> emit([" Result ->",nl, " {ok,Result,Rest}",nl]); - {per,false} -> - emit([" {X,_Rest} ->",nl, - " {ok,if_binary2list(X)};",nl, - " {X,_Rest,_Len} ->",nl, - " {ok,if_binary2list(X)}",nl]); {_,false} -> emit([" {X,_Rest} ->",nl, " {ok,X};",nl, " {X,_Rest,_Len} ->",nl, " {ok,X}",nl]); - {per,true} -> - emit([" {X,{_,Rest}} ->",nl, - " {ok,if_binary2list(X),Rest};",nl, - " {X,{_,Rest},_Len} ->",nl, - " {ok,if_binary2list(X),Rest};",nl, - " {X,Rest} ->",nl, - " {ok,if_binary2list(X),Rest};",nl, - " {X,Rest,_Len} ->",nl, - " {ok,if_binary2list(X),Rest}",nl]); - {per_bin,true} -> + {per,true} -> emit([" {X,{_,Rest}} ->",nl, " {ok,X,Rest};",nl, " {X,{_,Rest},_Len} ->",nl, @@ -1059,7 +1002,7 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> " {ok,X,Rest};",nl, " {X,Rest,_Len} ->",nl, " {ok,X,Rest}",nl]); - {uper_bin,true} -> + {uper,true} -> emit([" {X,{_,Rest}} ->",nl, " {ok,X,Rest};",nl, " {X,{_,Rest},_Len} ->",nl, @@ -1067,34 +1010,14 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> " {X,Rest} ->",nl, " {ok,X,Rest};",nl, " {X,Rest,_Len} ->",nl, - " {ok,X,Rest}",nl]); - _ -> - emit([" {X,Rest} ->",nl, - " {ok,X,Rest};",nl, - " {X,Rest,_Len} ->",nl, " {ok,X,Rest}",nl]) end, emit(["end.",nl,nl]), - case Erules of - per -> - emit(["if_binary2list(B) when is_binary(B) ->",nl, - " binary_to_list(B);",nl, - "if_binary2list(L) -> L.",nl,nl]); - _ -> - ok - end, - gen_decode_partial_incomplete(Erules), case Erules of ber -> - gen_dispatcher(Types,"encode_disp","enc_",",[]"), - gen_dispatcher(Types,"decode_disp","dec_",",mandatory"); - ber_bin -> - gen_dispatcher(Types,"encode_disp","enc_",",[]"), - gen_dispatcher(Types,"decode_disp","dec_",",mandatory"); - ber_bin_v2 -> gen_dispatcher(Types,"encode_disp","enc_",""), gen_dispatcher(Types,"decode_disp","dec_",""), gen_partial_inc_dispatcher(); @@ -1103,17 +1026,15 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) -> gen_dispatcher(Types,"decode_disp","dec_",",mandatory") end, emit([nl]), - - case Erules of - ber -> - gen_wrapper(); - _ -> ok - end, emit({nl,nl}). +gen_info_functions(Erules) -> + emit(["encoding_rule() -> ", + {asis,Erules},".",nl,nl, + "bit_string_format() -> ", + {asis,asn1ct:get_bit_string_format()},".",nl,nl]). -gen_decode_partial_incomplete(Erule) when Erule == ber;Erule==ber_bin; - Erule==ber_bin_v2 -> +gen_decode_partial_incomplete(ber) -> case {asn1ct:read_config_data(partial_incomplete_decode), asn1ct:get_gen_state_field(inc_type_pattern)} of {undefined,_} -> @@ -1121,34 +1042,35 @@ gen_decode_partial_incomplete(Erule) when Erule == ber;Erule==ber_bin; {_,undefined} -> ok; _ -> - case Erule of - ber_bin_v2 -> - EmitCaseClauses = - fun() -> - emit([" {'EXIT',{error,Reason}} ->",nl, - " {error,Reason};",nl, - " {'EXIT',Reason} ->",nl, - " {error,{asn1,Reason}};",nl, - " Result ->",nl, - " {ok,Result}",nl, - " end.",nl,nl]) - end, - emit(["decode_partial_incomplete(Type,Data0,", - "Pattern) ->",nl]), - emit([" {Data,_RestBin} =",nl, - " ?RT_BER:decode_primitive_", - "incomplete(Pattern,Data0),",nl, - " case catch decode_partial_inc_disp(Type,", - "Data) of",nl]), - EmitCaseClauses(), - emit(["decode_part(Type,Data0) ->",nl]), - emit([" case catch decode_inc_disp(Type,element(1," - "?RT_BER:decode(Data0",nif_parameter(),"))) of",nl]), -% " {Data,_RestBin} = ?RT_BER:decode(Data0),",nl, -% " case catch decode_inc_disp(Type,Data) of",nl]), - EmitCaseClauses(); - _ -> ok % add later - end + EmitCaseClauses = + fun() -> + emit([" {'EXIT',{error,Reason}} ->",nl, + " {error,Reason};",nl, + " {'EXIT',Reason} ->",nl, + " {error,{asn1,Reason}};",nl, + " Result ->",nl, + " {ok,Result}",nl, + " end"]) + end, + emit(["decode_partial_incomplete(Type,Data0,", + "Pattern) ->",nl]), + emit([" {Data,_RestBin} =",nl, + " ",{call,ber,decode_primitive_incomplete, + ["Pattern","Data0"]},com,nl, + " case catch decode_partial_inc_disp(Type,", + "Data) of",nl]), + EmitCaseClauses(), + emit([".",nl,nl]), + emit(["decode_part(Type, Data0) " + "when is_binary(Data0) ->",nl]), + emit([" case catch decode_inc_disp(Type,element(1, ", + {call,ber,ber_decode_nif,["Data0"]},")) of",nl]), + EmitCaseClauses(), + emit([";",nl]), + emit(["decode_part(Type, Data0) ->",nl]), + emit([" case catch decode_inc_disp(Type, Data0) of",nl]), + EmitCaseClauses(), + emit([".",nl,nl]) end; gen_decode_partial_incomplete(_Erule) -> ok. @@ -1186,24 +1108,6 @@ gen_partial_inc_dispatcher([],_) -> emit(["decode_partial_inc_disp(Type,_Data) ->",nl, " exit({error,{asn1,{undefined_type,Type}}}).",nl]). -nif_parameter() -> - Options = get(encoding_options), - case {lists:member(driver,Options),lists:member(nif,Options)} of - {true,_} -> ",nif"; - {_,true} -> ",nif"; - _ -> "" - end. - -gen_wrapper() -> - emit(["wrap_encode(Bytes) when is_list(Bytes) ->",nl, - " binary_to_list(list_to_binary(Bytes));",nl, - "wrap_encode(Bytes) when is_binary(Bytes) ->",nl, - " binary_to_list(Bytes);",nl, - "wrap_encode(Bytes) -> Bytes.",nl,nl]), - emit(["wrap_decode(Bytes) when is_list(Bytes) ->",nl, - " list_to_binary(Bytes);",nl, - "wrap_decode(Bytes) -> Bytes.",nl]). - gen_dispatcher([F1,F2|T],FuncName,Prefix,ExtraArg) -> emit([FuncName,"('",F1,"',Data) -> '",Prefix,F1,"'(Data",ExtraArg,")",";",nl]), gen_dispatcher([F2|T],FuncName,Prefix,ExtraArg); @@ -1213,19 +1117,16 @@ gen_dispatcher([Flast|_T],FuncName,Prefix,ExtraArg) -> pgen_info() -> emit(["info() ->",nl, - " case ?MODULE:module_info() of",nl, - " MI when is_list(MI) ->",nl, - " case lists:keysearch(attributes,1,MI) of",nl, - " {value,{_,Attributes}} when is_list(Attributes) ->",nl, - " case lists:keysearch(asn1_info,1,Attributes) of",nl, - " {value,{_,Info}} when is_list(Info) ->",nl, - " Info;",nl, - " _ ->",nl, - " []",nl, - " end;",nl, - " _ ->",nl, - " []",nl, - " end",nl, + " case ?MODULE:module_info(attributes) of",nl, + " Attributes when is_list(Attributes) ->",nl, + " case lists:keyfind(asn1_info, 1, Attributes) of",nl, + " {_,Info} when is_list(Info) ->",nl, + " Info;",nl, + " _ ->",nl, + " []",nl, + " end;",nl, + " _ ->",nl, + " []",nl, " end.",nl]). open_hrl(OutFile,Module) -> @@ -1269,6 +1170,9 @@ emit({var,Variable}) -> emit({asis,What}) -> format(get(gen_file_out),"~w",[What]); +emit({call,M,F,A}) -> + asn1ct_func:call(M, F, A); + emit(nl) -> nl(get(gen_file_out)); @@ -1493,55 +1397,31 @@ gen_record(_,_,_,NumRecords) -> % skip CLASS etc for now. gen_head(Erules,Mod,Hrl) -> Options = get(encoding_options), - {Rtmac,Rtmod} = case Erules of - per -> - emit({"%% Generated by the Erlang ASN.1 PER-" - "compiler version:",asn1ct:vsn(),nl}), - {"RT_PER",?RT_PER_BIN}; - ber -> - emit({"%% Generated by the Erlang ASN.1 BER-" - "compiler version:",asn1ct:vsn(),nl}), - {"RT_BER",?RT_BER_BIN}; - per_bin -> - emit({"%% Generated by the Erlang ASN.1 BER-" - "compiler version, utilizing bit-syntax:", - asn1ct:vsn(),nl}), - %% temporary code to enable rt2ct optimization - case lists:member(optimize,Options) of - true -> {"RT_PER","asn1rt_per_bin_rt2ct"}; - _ -> {"RT_PER",?RT_PER_BIN} - end; - ber_bin -> - emit({"%% Generated by the Erlang ASN.1 BER-" - "compiler version, utilizing bit-syntax:", - asn1ct:vsn(),nl}), - {"RT_BER",?RT_BER_BIN}; - ber_bin_v2 -> - emit({"%% Generated by the Erlang ASN.1 BER_V2-" - "compiler version, utilizing bit-syntax:", - asn1ct:vsn(),nl}), - {"RT_BER","asn1rt_ber_bin_v2"}; - uper_bin -> - emit(["%% Generated by the Erlang ASN.1 UNALIGNED" - " PER-compiler version, utilizing" - " bit-syntax:", - asn1ct:vsn(),nl]), - {"RT_PER","asn1rt_uper_bin"} + case Erules of + per -> + emit(["%% Generated by the Erlang ASN.1 PER-" + "compiler version, utilizing bit-syntax:", + asn1ct:vsn(),nl]); + ber -> + emit(["%% Generated by the Erlang ASN.1 BER_V2-" + "compiler version, utilizing bit-syntax:", + asn1ct:vsn(),nl]); + uper -> + emit(["%% Generated by the Erlang ASN.1 UNALIGNED" + " PER-compiler version, utilizing bit-syntax:", + asn1ct:vsn(),nl]) end, emit({"%% Purpose: encoder and decoder to the types in mod ",Mod,nl,nl}), emit({"-module('",Mod,"').",nl}), put(currmod,Mod), - %emit({"-compile(export_all).",nl}), - case {Hrl,lists:member(inline,get(encoding_options))} of - {0,_} -> true; - {_,true} -> true; - _ -> - emit({"-include(\"",Mod,".hrl\").",nl}) + emit({"-compile(nowarn_unused_vars).",nl}), + case Hrl of + 0 -> ok; + _ -> emit({"-include(\"",Mod,".hrl\").",nl}) end, - emit(["-define('",Rtmac,"',",Rtmod,").",nl]), emit(["-asn1_info([{vsn,'",asn1ct:vsn(),"'},",nl, " {module,'",Mod,"'},",nl, - " {options,",io_lib:format("~w",[Options]),"}]).",nl,nl]). + " {options,",io_lib:format("~p",[Options]),"}]).",nl,nl]). gen_hrlhead(Mod) -> @@ -1619,50 +1499,41 @@ gen_check_call(TopType,Cname,Type,InnerType,WhatKind,DefaultValue,Element) -> emit(["fun() -> true end ()"]) end. -gen_prim_check_call(PrimType,DefaultValue,Element,Type) -> +gen_prim_check_call(PrimType, Default, Element, Type) -> case unify_if_string(PrimType) of 'BOOLEAN' -> - emit({"asn1rt_check:check_bool(",DefaultValue,", ", - Element,")"}); + check_call(check_bool, [Default,Element]); 'INTEGER' -> - NNL = - case Type#type.def of - {_,NamedNumberList} -> NamedNumberList; - _ -> [] - end, - emit({"asn1rt_check:check_int(",DefaultValue,", ", - Element,", ",{asis,NNL},")"}); + NNL = case Type#type.def of + {_,NamedNumberList} -> NamedNumberList; + _ -> [] + end, + check_call(check_int, [Default,Element,{asis,NNL}]); 'BIT STRING' -> {_,NBL} = Type#type.def, - emit({"asn1rt_check:check_bitstring(",DefaultValue,", ", - Element,", ",{asis,NBL},")"}); + check_call(check_bitstring, [Default,Element,{asis,NBL}]); 'OCTET STRING' -> - emit({"asn1rt_check:check_octetstring(",DefaultValue,", ", - Element,")"}); + check_call(check_octetstring, [Default,Element]); 'NULL' -> - emit({"asn1rt_check:check_null(",DefaultValue,", ", - Element,")"}); + check_call(check_null, [Default,Element]); 'OBJECT IDENTIFIER' -> - emit({"asn1rt_check:check_objectidentifier(",DefaultValue, - ", ",Element,")"}); + check_call(check_objectidentifier, [Default,Element]); 'RELATIVE-OID' -> - emit({"asn1rt_check:check_objectidentifier(",DefaultValue, - ", ",Element,")"}); + check_call(check_objectidentifier, [Default,Element]); 'ObjectDescriptor' -> - emit({"asn1rt_check:check_objectdescriptor(",DefaultValue, - ", ",Element,")"}); + check_call(check_objectdescriptor, [Default,Element]); 'REAL' -> - emit({"asn1rt_check:check_real(",DefaultValue, - ", ",Element,")"}); + check_call(check_real, [Default,Element]); 'ENUMERATED' -> {_,Enumerations} = Type#type.def, - emit({"asn1rt_check:check_enum(",DefaultValue, - ", ",Element,", ",{asis,Enumerations},")"}); + check_call(check_enum, [Default,Element,{asis,Enumerations}]); restrictedstring -> - emit({"asn1rt_check:check_restrictedstring(",DefaultValue, - ", ",Element,")"}) + check_call(check_restrictedstring, [Default,Element]) end. +check_call(F, Args) -> + asn1ct_func:call(check, F, Args). + %% lokahead_innertype/3 traverses Type and checks if check functions %% have to be generated, i.e. for all constructed or referenced types. lookahead_innertype(Name,'SEQUENCE',Type) -> @@ -2019,43 +1890,29 @@ constructed_suffix('SEQUENCE OF',_) -> constructed_suffix('SET OF',_) -> 'SETOF'. -erule(ber) -> - ber; -erule(ber_bin) -> - ber; -erule(ber_bin_v2) -> - ber_bin_v2; -erule(per) -> - per; -erule(per_bin) -> - per; -erule(uper_bin) -> - per. - -wrap_ber(ber) -> - ber_bin; -wrap_ber(Erule) -> - Erule. - -rt2ct_suffix() -> - Options = get(encoding_options), - case {lists:member(optimize,Options),lists:member(per_bin,Options)} of - {true,true} -> "_rt2ct"; - _ -> "" - end. -rt2ct_suffix(per_bin) -> - Options = get(encoding_options), - case lists:member(optimize,Options) of - true -> "_rt2ct"; - _ -> "" - end; -rt2ct_suffix(_) -> "". +erule(ber) -> ber; +erule(per) -> per; +erule(uper) -> per. index2suffix(0) -> ""; index2suffix(N) -> lists:concat(["_",N]). +ct_gen_module(ber) -> + asn1ct_gen_ber_bin_v2; +ct_gen_module(per) -> + asn1ct_gen_per_rt2ct; +ct_gen_module(uper) -> + asn1ct_gen_per. + +ct_constructed_module(ber) -> + asn1ct_constructed_ber_bin_v2; +ct_constructed_module(per) -> + asn1ct_constructed_per; +ct_constructed_module(uper) -> + asn1ct_constructed_per. + get_constraint(C,Key) -> case lists:keysearch(Key,1,C) of false -> diff --git a/lib/asn1/src/asn1ct_gen_ber.erl b/lib/asn1/src/asn1ct_gen_ber.erl deleted file mode 100644 index 491ebcb8fd..0000000000 --- a/lib/asn1/src/asn1ct_gen_ber.erl +++ /dev/null @@ -1,1749 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1997-2010. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1ct_gen_ber). - -%% Generate erlang module which handles (PER) encode and decode for -%% all types in an ASN.1 module - --include("asn1_records.hrl"). - --export([pgen/4]). --export([decode_class/1, decode_type/1]). --export([add_removed_bytes/0]). --export([gen_encode/2,gen_encode/3,gen_decode/2,gen_decode/3]). --export([gen_encode_prim/4]). --export([gen_dec_prim/8]). --export([gen_objectset_code/2, gen_obj_code/3]). --export([re_wrap_erule/1]). --export([unused_var/2]). --export([extaddgroup2sequence/1]). - --import(asn1ct_gen, [emit/1,demit/1]). - - % the encoding of class of tag bits 8 and 7 --define(UNIVERSAL, 0). --define(APPLICATION, 16#40). --define(CONTEXT, 16#80). --define(PRIVATE, 16#C0). - - % primitive or constructed encoding % bit 6 --define(PRIMITIVE, 0). --define(CONSTRUCTED, 2#00100000). - - --define(T_ObjectDescriptor, ?UNIVERSAL bor ?PRIMITIVE bor 7). - % restricted character string types --define(T_NumericString, ?UNIVERSAL bor ?PRIMITIVE bor 18). %can be constructed --define(T_PrintableString, ?UNIVERSAL bor ?PRIMITIVE bor 19). %can be constructed --define(T_TeletexString, ?UNIVERSAL bor ?PRIMITIVE bor 20). %can be constructed --define(T_VideotexString, ?UNIVERSAL bor ?PRIMITIVE bor 21). %can be constructed --define(T_IA5String, ?UNIVERSAL bor ?PRIMITIVE bor 22). %can be constructed --define(T_GraphicString, ?UNIVERSAL bor ?PRIMITIVE bor 25). %can be constructed --define(T_VisibleString, ?UNIVERSAL bor ?PRIMITIVE bor 26). %can be constructed --define(T_GeneralString, ?UNIVERSAL bor ?PRIMITIVE bor 27). %can be constructed - -%% pgen(Erules, Module, TypeOrVal) -%% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module -%% .hrl file is only generated if necessary -%% Erules = per | ber -%% Module = atom() -%% TypeOrVal = {TypeList,ValueList,PTypeList} -%% TypeList = ValueList = [atom()] - -pgen(OutFile,Erules,Module,TypeOrVal) -> - asn1ct_gen:pgen_module(OutFile,Erules,Module,TypeOrVal,[],true). - - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Generate ENCODING -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% encode #{typedef, {pos, name, typespec}} -%%=============================================================================== - -gen_encode(Erules,Type) when is_record(Type,typedef) -> - gen_encode_user(Erules,Type). - -%%=============================================================================== -%% encode #{type, {tag, def, constraint}} -%%=============================================================================== - -gen_encode(Erules,Typename,Type) when is_record(Type,type) -> - InnerType = asn1ct_gen:get_inner(Type#type.def), - ObjFun = - case lists:keysearch(objfun,1,Type#type.tablecinf) of - {value,{_,_Name}} -> - ", ObjFun"; - false -> - "" - end, - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - emit([nl,nl,nl,"%%================================"]), - emit([nl,"%% ",asn1ct_gen:list2name(Typename)]), - emit([nl,"%%================================",nl]), - case lists:member(InnerType,['SET','SEQUENCE']) of - true -> - case get(asn_keyed_list) of - true -> - CompList = - case Type#type.def of - #'SEQUENCE'{components=Cl} -> Cl; - #'SET'{components=Cl} -> Cl - end, - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn",ObjFun, - ") when is_list(Val) ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(?RT_BER:fixoptionals(", - {asis,optionals(CompList)}, - ",Val), TagIn",ObjFun,");",nl,nl]); - _ -> true - end; - _ -> - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename), - "',Val}, TagIn",ObjFun,") ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn",ObjFun,");",nl,nl]) - end, - emit(["'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn",ObjFun,") ->",nl," "]), - asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); - _ -> - true - end; - -%%=============================================================================== -%% encode ComponentType -%%=============================================================================== - -gen_encode(Erules,Tname,#'ComponentType'{name=Cname,typespec=Type}) -> - NewTname = [Cname|Tname], - %% The tag is set to [] to avoid that it is - %% taken into account twice, both as a component/alternative (passed as - %% argument to the encode decode function and within the encode decode - %% function it self. - NewType = Type#type{tag=[]}, - gen_encode(Erules,NewTname,NewType). - -gen_encode_user(Erules,D) when is_record(D,typedef) -> - Typename = [D#typedef.name], - Type = D#typedef.typespec, - InnerType = asn1ct_gen:get_inner(Type#type.def), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit([nl,nl,"%%================================"]), - emit([nl,"%% ",Typename]), - emit([nl,"%%================================",nl]), - case lists:member(InnerType,['SET','SEQUENCE']) of - true -> - case get(asn_keyed_list) of - true -> - CompList = - case Type#type.def of - #'SEQUENCE'{components=Cl} -> Cl; - #'SET'{components=Cl} -> Cl - end, - - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn) when is_list(Val) ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(?RT_BER:fixoptionals(", - {asis,optionals(CompList)}, - ",Val), TagIn);",nl,nl]); - _ -> true - end; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename),"',Val}, TagIn) ->",nl}), - emit({" 'enc_",asn1ct_gen:list2name(Typename),"'(Val, TagIn);",nl,nl}) - end, - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(", - unused_var("Val",Type#type.def),", TagIn) ->",nl}), - CurrentMod = get(currmod), - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,D); - {primitive,bif} -> - asn1ct_gen_ber:gen_encode_prim(ber,Type,["TagIn ++ ", - {asis,Tag}],"Val"), - emit([".",nl]); - #typereference{val=Ename} -> - emit([" 'enc_",Ename,"'(Val, TagIn ++ ",{asis,Tag},").",nl]); - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'enc_",Etype,"'(Val, TagIn ++ ", - {asis,Tag},").",nl]); - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'enc_",Etype,"'(Val, TagIn ++ ", - {asis,Tag},").",nl]); - 'ASN1_OPEN_TYPE' -> - emit(["%% OPEN TYPE",nl]), - asn1ct_gen_ber:gen_encode_prim(ber, - Type#type{def='ASN1_OPEN_TYPE'}, - ["TagIn ++ ", - {asis,Tag}],"Val"), - emit([".",nl]) - end. - -unused_var(Var,#'SEQUENCE'{components=Cl}) -> - unused_var1(Var,Cl); -unused_var(Var,#'SET'{components=Cl}) -> - unused_var1(Var,Cl); -unused_var(Var,_) -> - Var. -unused_var1(Var,Cs) when Cs == []; Cs == {[],[]} -> - lists:concat(["_",Var]); -unused_var1(Var,_) -> - Var. - -unused_optormand_var(Var,Def) -> - case asn1ct_gen:type(asn1ct_gen:get_inner(Def)) of - 'ASN1_OPEN_TYPE' -> - lists:concat(["_",Var]); - _ -> - Var - end. - - -gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> - -%%% Currently not used for BER (except for BitString) and therefore replaced -%%% with [] as a placeholder - BitStringConstraint = D#type.constraint, - Constraint = [], - asn1ct_name:new(enumval), - case D#type.def of - 'BOOLEAN' -> - emit_encode_func('boolean',Value,DoTag); - 'INTEGER' -> - emit_encode_func('integer',Constraint,Value,DoTag); - {'INTEGER',NamedNumberList} -> - emit_encode_func('integer',Constraint,Value, - NamedNumberList,DoTag); - {'ENUMERATED',NamedNumberList={_,_}} -> - - emit(["case (case ",Value," of {_,",{curr,enumval},"}->", - {curr,enumval},";_->", Value," end) of",nl]), - asn1ct_name:new(enumval), - emit_enc_enumerated_cases(NamedNumberList,DoTag); - {'ENUMERATED',NamedNumberList} -> - - emit(["case (case ",Value," of {_,",{curr,enumval},"}->", - {curr,enumval},";_->", Value," end) of",nl]), - asn1ct_name:new(enumval), - emit_enc_enumerated_cases(NamedNumberList,DoTag); - - 'REAL' -> - emit_encode_func('real',Constraint,Value,DoTag); - - {'BIT STRING',NamedNumberList} -> - emit_encode_func('bit_string',BitStringConstraint,Value, - NamedNumberList,DoTag); - 'ANY' -> - emit_encode_func('open_type', Value,DoTag); - 'NULL' -> - emit_encode_func('null',Value,DoTag); - 'OBJECT IDENTIFIER' -> - emit_encode_func("object_identifier",Value,DoTag); - 'RELATIVE-OID' -> - emit_encode_func("relative_oid",Value,DoTag); - 'ObjectDescriptor' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_ObjectDescriptor,DoTag); - 'OCTET STRING' -> - emit_encode_func('octet_string',Constraint,Value,DoTag); - 'NumericString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_NumericString,DoTag); - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_TeletexString,DoTag); - 'VideotexString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_VideotexString,DoTag); - 'GraphicString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_GraphicString,DoTag); - 'VisibleString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_VisibleString,DoTag); - 'GeneralString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_GeneralString,DoTag); - 'PrintableString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_PrintableString,DoTag); - 'IA5String' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_IA5String,DoTag); - 'UniversalString' -> - emit_encode_func('universal_string',Constraint,Value,DoTag); - 'UTF8String' -> - emit_encode_func('UTF8_string',Constraint,Value,DoTag); - 'BMPString' -> - emit_encode_func('BMP_string',Constraint,Value,DoTag); - 'UTCTime' -> - emit_encode_func('utc_time',Constraint,Value,DoTag); - 'GeneralizedTime' -> - emit_encode_func('generalized_time',Constraint,Value,DoTag); - 'ASN1_OPEN_TYPE' -> - emit_encode_func('open_type', Value,DoTag); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(D#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_encode_prim(Erules,InnerType,DoTag,Value); - 'ASN1_OPEN_TYPE' -> - emit_encode_func('open_type', Value,DoTag); - XX -> - exit({'can not encode' ,XX}) - end; - XX -> - exit({'can not encode' ,XX}) - end. - - -emit_encode_func(Name,Value,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Value,Tags); -emit_encode_func(Name,Value,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",Value,", ",Tags,")"]). - -emit_encode_func(Name,Constraint,Value,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Constraint,Value,Tags); -emit_encode_func(Name,Constraint,Value,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",{asis,Constraint},", ",Value,", ",Tags,")"]). - -emit_encode_func(Name,Constraint,Value,Asis,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Constraint,Value,Asis,Tags); -emit_encode_func(Name,Constraint,Value,Asis,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",{asis,Constraint},", ",Value, - ", ",{asis,Asis}, - ", ",Tags,")"]). - -emit_enc_enumerated_cases({L1,L2}, Tags) -> - emit_enc_enumerated_cases(L1++L2, Tags, ext); -emit_enc_enumerated_cases(L, Tags) -> - emit_enc_enumerated_cases(L, Tags, noext). - -emit_enc_enumerated_cases([{EnumName,EnumVal},H2|T], Tags, Ext) -> - emit([{asis,EnumName}," -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,");",nl]), -%% emit(["'",{asis,EnumName},"' -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,");",nl]), - emit_enc_enumerated_cases([H2|T], Tags, Ext); -emit_enc_enumerated_cases([{EnumName,EnumVal}], Tags, Ext) -> - emit([{asis,EnumName}," -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,")"]), -%% emit(["'",{asis,EnumName},"' -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,")"]), - case Ext of - noext -> emit([";",nl]); - ext -> -%% emit([";",nl,"{asn1_enum,",{curr,enumval},"} -> ", -%% "?RT_BER:encode_enumerated(",{curr,enumval},",",Tags,");",nl]), -%% asn1ct_name:new(enumval) - emit([";",nl]) - end, - emit([{curr,enumval}," -> exit({error,{asn1, {enumerated_not_in_range,",{curr, enumval},"}}})"]), - emit([nl,"end"]). - - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Generate DECODING -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% decode #{typedef, {pos, name, typespec}} -%%=============================================================================== - -gen_decode(Erules,Type) when is_record(Type,typedef) -> - D = Type, - emit({nl,nl}), - emit({"'dec_",Type#typedef.name,"'(Bytes, OptOrMand) ->",nl}), - emit({" 'dec_",Type#typedef.name,"'(Bytes, OptOrMand, []).",nl,nl}), - emit({"'dec_",Type#typedef.name,"'(Bytes, ", - unused_optormand_var("OptOrMand",(Type#typedef.typespec)#type.def),", TagIn) ->",nl}), - dbdec(Type#typedef.name), - gen_decode_user(Erules,D). - - -%%=============================================================================== -%% decode #{type, {tag, def, constraint}} -%%=============================================================================== - -gen_decode(Erules,Tname,Type) when is_record(Type,type) -> - Typename = Tname, - InnerType = asn1ct_gen:get_inner(Type#type.def), - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - ObjFun = - case Type#type.tablecinf of - [{objfun,_}|_R] -> - ", ObjFun"; - _ -> - "" - end, - emit({"'dec_",asn1ct_gen:list2name(Typename),"'(Bytes, OptOrMand, TagIn",ObjFun,") ->",nl}), - dbdec(Typename), - asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,Type); - _ -> - true - end; - - -%%=============================================================================== -%% decode ComponentType -%%=============================================================================== - -gen_decode(Erules,Tname,#'ComponentType'{name=Cname,typespec=Type}) -> - NewTname = [Cname|Tname], - %% The tag is set to [] to avoid that it is - %% taken into account twice, both as a component/alternative (passed as - %% argument to the encode decode function and within the encode decode - %% function it self. - NewType = Type#type{tag=[]}, - gen_decode(Erules,NewTname,NewType). - - -gen_decode_user(Erules,D) when is_record(D,typedef) -> - Typename = [D#typedef.name], - Def = D#typedef.typespec, - InnerType = asn1ct_gen:get_inner(Def#type.def), - InnerTag = Def#type.tag , - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- InnerTag], - case asn1ct_gen:type(InnerType) of - 'ASN1_OPEN_TYPE' -> - BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), - asn1ct_name:new(len), - gen_dec_prim(Erules, Def#type{def='ASN1_OPEN_TYPE'}, - BytesVar, Tag, "TagIn",no_length, - ?PRIMITIVE,"OptOrMand"), - emit({".",nl,nl}); - {primitive,bif} -> - BytesVar = asn1ct_gen:mk_var(asn1ct_name:curr(bytes)), - asn1ct_name:new(len), - gen_dec_prim(Erules, Def, BytesVar, Tag, "TagIn",no_length, - ?PRIMITIVE,"OptOrMand"), - emit({".",nl,nl}); - {constructed,bif} -> - asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,D); - TheType -> - DecFunName = mkfuncname(TheType,dec), - emit({DecFunName,"(",{curr,bytes}, - ", OptOrMand, TagIn++",{asis,Tag},")"}), - emit({".",nl,nl}) - end. - - -gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Length,Form,OptOrMand) -> - Typename = Att#type.def, -%% Currently not used for BER replaced with [] as place holder -%% Constraint = Att#type.constraint, -%% Constraint = [], - Constraint = - case get_constraint(Att#type.constraint,'SizeConstraint') of - no -> []; - Tc -> Tc - end, - ValueRange = - case get_constraint(Att#type.constraint,'ValueRange') of - no -> []; - Tv -> Tv - end, - SingleValue = - case get_constraint(Att#type.constraint,'SingleValue') of - no -> []; - Sv -> Sv - end, - AsBin = case get(binary_strings) of - true -> "_as_bin"; - _ -> "" - end, - NewTypeName = case Typename of - 'ANY' -> 'ASN1_OPEN_TYPE'; - _ -> Typename - end, - DoLength = - case NewTypeName of - 'BOOLEAN'-> - emit({"?RT_BER:decode_boolean(",BytesVar,","}), - false; - 'INTEGER' -> - emit({"?RT_BER:decode_integer(",BytesVar,",", - {asis,int_constr(SingleValue,ValueRange)},","}), - false; - {'INTEGER',NamedNumberList} -> - emit({"?RT_BER:decode_integer(",BytesVar,",", - {asis,int_constr(SingleValue,ValueRange)},",", - {asis,NamedNumberList},","}), - false; - {'ENUMERATED',NamedNumberList} -> - emit({"?RT_BER:decode_enumerated(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},","}), - false; - 'REAL' -> - emit({"?RT_BER:decode_real(",BytesVar,",", - {asis,Constraint},","}), - false; - {'BIT STRING',NamedNumberList} -> - case get(compact_bit_string) of - true -> - emit({"?RT_BER:decode_compact_bit_string(", - BytesVar,",",{asis,Constraint},",", - {asis,NamedNumberList},","}); - _ -> - emit({"?RT_BER:decode_bit_string(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},","}) - end, - true; - 'NULL' -> - emit({"?RT_BER:decode_null(",BytesVar,","}), - false; - 'OBJECT IDENTIFIER' -> - emit({"?RT_BER:decode_object_identifier(",BytesVar,","}), - false; - 'RELATIVE-OID' -> - emit({"?RT_BER:decode_relative_oid(",BytesVar,","}), - false; - 'ObjectDescriptor' -> - emit({"?RT_BER:decode_restricted_string(", - BytesVar,",",{asis,Constraint},",",{asis,?T_ObjectDescriptor},","}), - true; - 'OCTET STRING' -> - emit({"?RT_BER:decode_octet_string",AsBin,"(",BytesVar,",",{asis,Constraint},","}), - true; - 'NumericString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_NumericString},","}),true; - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_TeletexString},","}), - true; - 'VideotexString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_VideotexString},","}), - true; - 'GraphicString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_GraphicString},","}) - ,true; - 'VisibleString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_VisibleString},","}), - true; - 'GeneralString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_GeneralString},","}), - true; - 'PrintableString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_PrintableString},","}), - true; - 'IA5String' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_IA5String},","}), - true; - 'UniversalString' -> - emit({"?RT_BER:decode_universal_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - true; - 'UTF8String' -> - emit({"?RT_BER:decode_UTF8_string",AsBin,"(", - BytesVar,","}), - false; - 'BMPString' -> - emit({"?RT_BER:decode_BMP_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - true; - 'UTCTime' -> - emit({"?RT_BER:decode_utc_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - true; - 'GeneralizedTime' -> - emit({"?RT_BER:decode_generalized_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - true; - 'ASN1_OPEN_TYPE' -> - emit(["?RT_BER:decode_open_type(",re_wrap_erule(Erules),",", - BytesVar,","]), - false; - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(Att#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_dec_prim(Erules,InnerType,BytesVar,DoTag,TagIn,Length,Form,OptOrMand), - false; - 'ASN1_OPEN_TYPE' -> - emit(["?RT_BER:decode_open_type(", - re_wrap_erule(Erules),",", - BytesVar,","]), - false; - XX -> - exit({'can not decode' ,XX}) - end; - Other -> - exit({'can not decode' ,Other}) - end, - - NewLength = case DoLength of - true -> [", ", Length]; - false -> "" - end, - NewOptOrMand = case OptOrMand of - _ when is_list(OptOrMand) -> OptOrMand; - mandatory -> {asis,mandatory}; - _ -> {asis,opt_or_default} - end, - case {TagIn,NewTypeName} of - {_,#'ObjectClassFieldType'{}} -> - case asn1ct_gen:get_inner(Att#type.def) of - 'ASN1_OPEN_TYPE' -> - emit([{asis,DoTag},")"]); - _ -> ok - end; - {[],'ASN1_OPEN_TYPE'} -> - emit([{asis,DoTag},")"]); - {_,'ASN1_OPEN_TYPE'} -> - emit([TagIn,"++",{asis,DoTag},")"]); - {[],_} -> - emit([{asis,DoTag},NewLength,", ",NewOptOrMand,")"]); - _ when is_list(TagIn) -> - emit([TagIn,"++",{asis,DoTag},NewLength,", ",NewOptOrMand,")"]) - end. - - -int_constr([],[]) -> - []; -int_constr([],ValueRange) -> - ValueRange; -int_constr(SingleValue,[]) -> - SingleValue; -int_constr(SV,VR) -> - [SV,VR]. - -%% Object code generating for encoding and decoding -%% ------------------------------------------------ - -gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) -> - ObjName = Obj#typedef.name, - Def = Obj#typedef.typespec, - #'Externaltypereference'{module=M,type=ClName} = Def#'Object'.classname, - Class = asn1_db:dbget(M,ClName), - - {object,_,Fields} = Def#'Object'.def, - emit({nl,nl,nl,"%%================================"}), - emit({nl,"%% ",ObjName}), - emit({nl,"%%================================",nl}), - EncConstructed = - gen_encode_objectfields(ClName,get_class_fields(Class), - ObjName,Fields,[]), - emit(nl), - gen_encode_constr_type(Erules,EncConstructed), - emit(nl), - DecConstructed = - gen_decode_objectfields(ClName,get_class_fields(Class), - ObjName,Fields,[]), - emit(nl), - gen_decode_constr_type(Erules,DecConstructed); -gen_obj_code(_Erules,_Module,Obj) when is_record(Obj,pobjectdef) -> - ok. - - -gen_encode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - EmitFuncClause = - fun(Args) -> - emit(["'enc_",ObjName,"'(",{asis,Name}, - ", ",Args,", _RestPrimFieldName) ->",nl]) - end, -% emit(["'enc_",ObjName,"'(",{asis,Name}, -% ", Val, TagIn, _RestPrimFieldName) ->",nl]), - MaybeConstr= - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> %% this case is illegal - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> %% OPTIONAL field in class - EmitFuncClause("Val, _"), %% Value must be anything - %% already encoded - emit([" {Val,0}"]), - []; - {false,{'DEFAULT',DefaultType}} -> - EmitFuncClause("Val, TagIn"), - gen_encode_default_call(ClassName,Name,DefaultType); - {{Name,TypeSpec},_} -> - %% A specified field owerwrites any 'DEFAULT' or - %% 'OPTIONAL' field in the class - EmitFuncClause("Val, TagIn"), - gen_encode_field_call(ObjName,Name,TypeSpec) - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_encode_objectfields(ClassName,Rest,ObjName,ObjectFields, - MaybeConstr++ConstrAcc); -gen_encode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - CurrentMod = get(currmod), - EmitFuncClause = - fun(Args) -> - emit(["'enc_",ObjName,"'(",{asis,Name}, - ", ",Args,") ->",nl]) - end, -% emit(["'enc_",ObjName,"'(",{asis,Name}, -% ", Val, TagIn, [H|T]) ->",nl]), - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("_,_,_"), - emit([" exit({error,{'use of missing field in object', ",{asis,Name}, - "}})"]); - {false,{'DEFAULT',_DefaultObject}} -> - exit({error,{asn1,{"not implemented yet",Name}}}); - {{Name,#'Externalvaluereference'{module=CurrentMod, - value=TypeName}},_} -> - EmitFuncClause(" Val, TagIn, [H|T]"), - emit({indent(3),"'enc_",TypeName,"'(H, Val, TagIn, T)"}); - {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} -> - EmitFuncClause(" Val, TagIn, [H|T]"), - emit({indent(3),"'",M,"':'enc_",TypeName,"'(H, Val, TagIn, T)"}); - {{Name,TypeSpec},_} -> - EmitFuncClause(" Val, TagIn, [H|T]"), - case TypeSpec#typedef.name of - {ExtMod,TypeName} -> - emit({indent(3),"'",ExtMod,"':'enc_",TypeName, - "'(H, Val, TagIn, T)"}); - TypeName -> - emit({indent(3),"'enc_",TypeName,"'(H, Val, TagIn, T)"}) - end - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_encode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_encode_objectfields(ClassName,[_|Cs],O,OF,Acc) -> - gen_encode_objectfields(ClassName,Cs,O,OF,Acc); -gen_encode_objectfields(_,[],_,_,Acc) -> - Acc. - - -% gen_encode_objectfields(Class,ObjName,[{FieldName,Type}|Rest],ConstrAcc) -> -% Fields = Class#objectclass.fields, -% MaybeConstr= -% case is_typefield(Fields,FieldName) of -% true -> -% Def = Type#typedef.typespec, -% OTag = Def#type.tag, -% Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], -% emit({"'enc_",ObjName,"'(",{asis,FieldName}, -% ", Val, TagIn, RestPrimFieldName) ->",nl}), -% CAcc= -% case Type#typedef.name of -% {primitive,bif} -> -% gen_encode_prim(ber,Def,["TagIn ++ ",{asis,Tag}], -% "Val"), -% []; -% {constructed,bif} -> -% %%InnerType = asn1ct_gen:get_inner(Def#type.def), -% %%asn1ct_gen:gen_encode_constructed(ber,[ObjName], -% %% InnerType,Def); -% emit({" 'enc_",ObjName,'_',FieldName, -% "'(Val, TagIn ++ ",{asis,Tag},")"}), -% [{['enc_',ObjName,'_',FieldName],Def}]; -% {ExtMod,TypeName} -> -% emit({" '",ExtMod,"':'enc_",TypeName, -% "'(Val, TagIn ++ ",{asis,Tag},")"}), -% []; -% TypeName -> -% emit({" 'enc_",TypeName,"'(Val, TagIn ++ ", -% {asis,Tag},")"}), -% [] -% end, -% case more_genfields(Fields,Rest) of -% true -> -% emit({";",nl}); -% false -> -% emit({".",nl}) -% end, -% CAcc; -% {false,objectfield} -> -% emit({"'enc_",ObjName,"'(",{asis,FieldName}, -% ", Val, TagIn, [H|T]) ->",nl}), -% case Type#typedef.name of -% {ExtMod,TypeName} -> -% emit({indent(3),"'",ExtMod,"':'enc_",TypeName, -% "'(H, Val, TagIn, T)"}); -% TypeName -> -% emit({indent(3),"'enc_",TypeName,"'(H, Val, TagIn, T)"}) -% end, -% case more_genfields(Fields,Rest) of -% true -> -% emit({";",nl}); -% false -> -% emit({".",nl}) -% end, -% []; -% {false,_} -> [] -% end, -% gen_encode_objectfields(Class,ObjName,Rest,MaybeConstr ++ ConstrAcc); -% gen_encode_objectfields(C,O,[H|T],Acc) -> -% gen_encode_objectfields(C,O,T,Acc); -% gen_encode_objectfields(_,_,[],Acc) -> -% Acc. - -% gen_encode_constr_type([{Name,Def}|Rest]) -> -% emit({Name,"(Val,TagIn) ->",nl}), -% InnerType = asn1ct_gen:get_inner(Def#type.def), -% asn1ct_gen:gen_encode_constructed(ber,Name,InnerType,Def), -% gen_encode_constr_type(Rest); -gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> - case is_already_generated(enc,TypeDef#typedef.name) of - true -> ok; - _ -> gen_encode_user(Erules,TypeDef) - end, - gen_encode_constr_type(Erules,Rest); -gen_encode_constr_type(_,[]) -> - ok. - -gen_encode_field_call(_ObjName,_FieldName, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - TDef = asn1_db:dbget(M,T), - Def = TDef#typedef.typespec, - OTag = Def#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - if - M == CurrentMod -> - emit({" 'enc_",T,"'(Val, TagIn ++ ",{asis,Tag},")"}), - []; - true -> - emit({" '",M,"':'enc_",T,"'(Val, TagIn ++ ",{asis,Tag},")"}), - [] - end; -gen_encode_field_call(ObjName,FieldName,Type) -> - Def = Type#typedef.typespec, - OTag = Def#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case Type#typedef.name of - {primitive,bif} -> %%tag should be the primitive tag - gen_encode_prim(ber,Def,["TagIn ++ ",{asis,Tag}], - "Val"), - []; - {constructed,bif} -> - emit({" 'enc_",ObjName,'_',FieldName, - "'(Val, TagIn ++",{asis,Tag},")"}), - [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}]; - {ExtMod,TypeName} -> - emit({" '",ExtMod,"':'enc_",TypeName, - "'(Val, TagIn ++ ",{asis,Tag},")"}), - []; - TypeName -> - emit({" 'enc_",TypeName,"'(Val, TagIn ++ ",{asis,Tag},")"}), - [] - end. - -gen_encode_default_call(ClassName,FieldName,Type) -> - CurrentMod = get(currmod), - InnerType = asn1ct_gen:get_inner(Type#type.def), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> -%% asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); - emit([" 'enc_",ClassName,'_',FieldName,"'(Bytes, TagIn ++ ", - {asis,Tag},")"]), - [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])), - typespec=Type}]; - {primitive,bif} -> - gen_encode_prim(ber,Type,["TagIn ++ ",{asis,Tag}],"Val"), - []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'enc_",Etype,"'(Val, TagIn ++ ",{asis,Tag},")",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'enc_",Etype,"'(Val, TagIn ++ ",{asis,Tag},")",nl]), - [] - end. - - - -gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - EmitFuncClause = - fun(Args) -> - emit(["'dec_",ObjName,"'(",{asis,Name}, - ", ",Args,"_) ->",nl]) - end, -% emit(["'dec_",ObjName,"'(",{asis,Name}, -% ", Bytes, TagIn, RestPrimFieldName) ->",nl]), - MaybeConstr= - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> %% this case is illegal - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("Bytes, _,"), -% emit([" asn1_NOVALUE"]), - emit([" {Bytes,[],0}"]), - []; - {false,{'DEFAULT',DefaultType}} -> - EmitFuncClause("Bytes, TagIn,"), - gen_decode_default_call(ClassName,Name,"Bytes",DefaultType); - {{Name,TypeSpec},_} -> - %% A specified field owerwrites any 'DEFAULT' or - %% 'OPTIONAL' field in the class - EmitFuncClause("Bytes, TagIn,"), - gen_decode_field_call(ObjName,Name,"Bytes",TypeSpec) - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,MaybeConstr++ConstrAcc); -gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> - CurrentMod = get(currmod), - EmitFuncClause = - fun(Args) -> - emit(["'dec_",ObjName,"'(",{asis,Name}, - ", ",Args,") ->",nl]) - end, -% emit(["'dec_",ObjName,"'(",{asis,Name}, -% ", Bytes,TagIn,[H|T]) ->",nl]), - case {get_object_field(Name,ObjectFields),OptOrMand} of - {false,'MANDATORY'} -> - exit({error,{asn1,{"missing mandatory field in object", - ObjName}}}); - {false,'OPTIONAL'} -> - EmitFuncClause("_,_,_"), - emit([" exit({error,{'illegal use of missing field in object', ",{asis,Name}, - "}})"]); - {false,{'DEFAULT',_DefaultObject}} -> - exit({error,{asn1,{"not implemented yet",Name}}}); - {{Name,#'Externalvaluereference'{module=CurrentMod, - value=TypeName}},_} -> - EmitFuncClause("Bytes,TagIn,[H|T]"), - emit({indent(3),"'dec_",TypeName,"'(H, Bytes, TagIn, T)"}); - {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} -> - EmitFuncClause("Bytes,TagIn,[H|T]"), - emit({indent(3),"'",M,"':'dec_",TypeName, - "'(H, Bytes, TagIn, T)"}); - {{Name,TypeSpec},_} -> - EmitFuncClause("Bytes,TagIn,[H|T]"), - case TypeSpec#typedef.name of - {ExtMod,TypeName} -> - emit({indent(3),"'",ExtMod,"':'dec_",TypeName, - "'(H, Bytes, TagIn, T)"}); - TypeName -> - emit({indent(3),"'dec_",TypeName,"'(H, Bytes, TagIn, T)"}) - end - end, - case more_genfields(Rest) of - true -> - emit([";",nl]); - false -> - emit([".",nl]) - end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_decode_objectfields(CN,[_|Cs],O,OF,CAcc) -> - gen_decode_objectfields(CN,Cs,O,OF,CAcc); -gen_decode_objectfields(_,[],_,_,CAcc) -> - CAcc. - - -gen_decode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> - case is_already_generated(dec,TypeDef#typedef.name) of - true -> ok; - _ -> - gen_decode(Erules,TypeDef) - end, - gen_decode_constr_type(Erules,Rest); -gen_decode_constr_type(_,[]) -> - ok. - -gen_decode_field_call(_ObjName,_FieldName,Bytes, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - TDef = asn1_db:dbget(M,T), - Def = TDef#typedef.typespec, - OTag = Def#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - if - M == CurrentMod -> - emit({" 'dec_",T,"'(",Bytes, - ", opt_or_default,TagIn ++ ",{asis,Tag},")"}), - []; - true -> - emit({" '",M,"':'dec_",T, - "'(",Bytes,", opt_or_default,TagIn ++ ",{asis,Tag},")"}), - [] - end; -gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> - Def = Type#typedef.typespec, - OTag = Def#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case Type#typedef.name of - {primitive,bif} -> %%tag should be the primitive tag - gen_dec_prim(ber,Def,Bytes,Tag,"TagIn",no_length, - ?PRIMITIVE,opt_or_default), - []; - {constructed,bif} -> - emit({" 'dec_",ObjName,'_',FieldName, - "'(",Bytes,",opt_or_default, TagIn ++ ",{asis,Tag},")"}), - [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}]; - {ExtMod,TypeName} -> - emit({" '",ExtMod,"':'dec_",TypeName, - "'(",Bytes,", opt_or_default,TagIn ++ ",{asis,Tag},")"}), - []; - TypeName -> - emit({" 'dec_",TypeName,"'(",Bytes, - ", opt_or_default,TagIn ++ ",{asis,Tag},")"}), - [] - end. - -gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> - CurrentMod = get(currmod), - InnerType = asn1ct_gen:get_inner(Type#type.def), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case asn1ct_gen:type(InnerType) of - {constructed,bif} -> - emit([" 'dec_",ClassName,'_',FieldName,"'(",Bytes, - ",opt_or_default, TagIn ++ ",{asis,Tag},")"]), - [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])), - typespec=Type}]; - {primitive,bif} -> - gen_dec_prim(ber,Type,Bytes,Tag,"TagIn",no_length, - ?PRIMITIVE,opt_or_default), - []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'dec_",Etype,"'(",Bytes, - " ,opt_or_default, TagIn ++ ",{asis,Tag},")",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'dec_",Etype,"'(",Bytes, - ", opt_or_defualt, TagIn ++ ",{asis,Tag},")",nl]), - [] - end. - - -more_genfields([]) -> - false; -more_genfields([Field|Fields]) -> - case element(1,Field) of - typefield -> - true; - objectfield -> - true; - _ -> - more_genfields(Fields) - end. - - - -%% Object Set code generating for encoding and decoding -%% ---------------------------------------------------- -gen_objectset_code(Erules,ObjSet) -> - ObjSetName = ObjSet#typedef.name, - Def = ObjSet#typedef.typespec, -% {ClassName,ClassDef} = Def#'ObjectSet'.class, - #'Externaltypereference'{module=ClassModule, - type=ClassName} = Def#'ObjectSet'.class, - ClassDef = asn1_db:dbget(ClassModule,ClassName), - UniqueFName = Def#'ObjectSet'.uniquefname, - Set = Def#'ObjectSet'.set, - emit({nl,nl,nl,"%%================================"}), - emit({nl,"%% ",ObjSetName}), - emit({nl,"%%================================",nl}), - case ClassName of - {_Module,ExtClassName} -> - gen_objset_code(Erules,ObjSetName,UniqueFName,Set, - ExtClassName,ClassDef); - _ -> - gen_objset_code(Erules,ObjSetName,UniqueFName,Set, - ClassName,ClassDef) - end, - emit(nl). - -gen_objset_code(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassDef)-> - ClassFields = (ClassDef#classdef.typespec)#objectclass.fields, - InternalFuncs=gen_objset_enc(ObjSetName,UniqueFName,Set,ClassName,ClassFields,1,[]), - gen_objset_dec(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassFields,1), - gen_internal_funcs(Erules,InternalFuncs). - - -%% gen_objset_enc iterates over the objects of the object set -gen_objset_enc(_,{unique,undefined},_,_,_,_,_) -> - %% There is no unique field in the class of this object set - %% don't bother about the constraint - []; -gen_objset_enc(ObjSName,UniqueName,[{_,no_unique_value,_},T|Rest], - ClName,ClFields,NthObj,Acc) -> - %% No need to check that this class has property OPTIONAL for the - %% unique field, it was detected in the previous phase - gen_objset_enc(ObjSName,UniqueName,[T|Rest],ClName,ClFields,NthObj,Acc); -gen_objset_enc(ObjSetName,UniqueName,[{_,no_unique_value,_}], - _ClName,_ClFields,_NthObj,Acc) -> - %% No need to check that this class has property OPTIONAL for the - %% unique field, it was detected in the previous phase - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - Acc; -gen_objset_enc(ObjSName,UniqueName, - [{ObjName,Val,Fields},T|Rest],ClName,ClFields,NthObj,Acc)-> - emit({"'getenc_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,NewNthObj}= - case ObjName of - {no_mod,no_name} -> - gen_inlined_enc_funs(Fields,ClFields,ObjSName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/4"}), - {[],NthObj}; - {ModuleName,Name} -> - emit_ext_fun(enc,ModuleName,Name), -% emit([" {'",ModuleName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _Other -> - emit({" fun 'enc_",ObjName,"'/4"}), - {[],NthObj} - end, - emit({";",nl}), - gen_objset_enc(ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj,InternalFunc ++ Acc); -gen_objset_enc(ObjSetName,UniqueName, - [{ObjName,Val,Fields}],_ClName,ClFields,NthObj,Acc) -> - emit({"'getenc_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val},") ->",nl}), - CurrMod = get(currmod), - {InternalFunc,_}= - case ObjName of - {no_mod,no_name} -> - gen_inlined_enc_funs(Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/4"}), - {[],NthObj}; - {ModuleName,Name} -> - emit_ext_fun(enc,ModuleName,Name), -% emit([" {'",ModuleName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _Other -> - emit({" fun 'enc_",ObjName,"'/4"}), - {[],NthObj} - end, - emit([";",nl]), - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - InternalFunc ++ Acc; -%% See X.681 Annex E for the following case -gen_objset_enc(ObjSetName,_UniqueName,['EXTENSIONMARK'], - _ClName,_ClFields,_NthObj,Acc) -> - emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), - emit({indent(3),"fun(_Attr, Val, _TagIn, _RestPrimFieldName) ->",nl}), - emit({indent(6),"Len = case Val of",nl,indent(9), - "Bin when is_binary(Bin) -> size(Bin);",nl,indent(9), - "_ -> length(Val)",nl,indent(6),"end,"}), - emit({indent(6),"{Val,Len}",nl}), - emit({indent(3),"end.",nl,nl}), - Acc; -gen_objset_enc(ObjSetName,UniqueName,['EXTENSIONMARK','EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj,Acc) -> - gen_objset_enc(ObjSetName,UniqueName,['EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj,Acc); -gen_objset_enc(ObjSetName,UniqueName,['EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj,Acc) -> - gen_objset_enc(ObjSetName,UniqueName,Rest++['EXTENSIONMARK'], - ClName,ClFields,NthObj,Acc); -gen_objset_enc(_,_,[],_,_,_,Acc) -> - Acc. - -emit_ext_fun(EncDec,ModuleName,Name) -> - emit([indent(3),"fun(T,V,_O1,_O2) -> '",ModuleName,"':'",EncDec,"_", - Name,"'(T,V,_O1,_O2) end"]). - -emit_default_getenc(ObjSetName,UniqueName) -> - emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), - emit([indent(3),"fun(C,V,_,_) -> exit({'Type not compatible with table constraint',{component,C},{value,V}, {unique_name_and_value,",{asis,UniqueName},", ErrV}}) end"]). - -%% gen_inlined_enc_funs for each object iterates over all fields of a -%% class, and for each typefield it checks if the object has that -%% field and emits the proper code. -gen_inlined_enc_funs(Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj) -> - CurrMod = get(currmod), - InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, TagIn, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl}), - {Ret,N} = emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, TagIn, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - {Ret,N} = emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+N,Ret); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit([indent(3),"fun(Type, Val, TagIn, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl]), - emit([indent(9),{asis,Name}," ->",nl]), - if - M == CurrMod -> - emit([indent(12),"'enc_",T,"'(Val, TagIn ++ ", - {asis,Tag},")"]); - true -> - emit([indent(12),"'",M,"':'enc_",T,"'(Val,TagIn ++", - {asis,Tag},")"]) - end, - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,[]); - false -> - %% This field was not present in the object thus there were no - %% type in the table and we therefore generate code that returns - %% the input for application treatment. - emit([indent(3),"fun(Type, Val, TagIn, _RestPrimFieldName) ->",nl, - indent(6),"case Type of",nl]), - emit([indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"Len = case Val of",nl, - indent(15),"Bin when is_binary(Bin) -> size(Bin);",nl, - indent(15),"_ -> length(Val)",nl,indent(12),"end,",nl, - indent(12),"{Val,Len}"]), - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,[]) - end; -gen_inlined_enc_funs(Fields,[_H|Rest],ObjSetName,NthObj) -> - gen_inlined_enc_funs(Fields,Rest,ObjSetName,NthObj); -gen_inlined_enc_funs(_,[],_,NthObj) -> - {[],NthObj}. - -gen_inlined_enc_funs1(Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj,Acc) -> - CurrMod = get(currmod), - InternalDefFunName = asn1ct_gen:list2name([NthObj,Name,ObjSetName]), - {Acc2,NAdd}= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - {Ret++Acc,N}; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - if - M == CurrMod -> - emit([indent(12),"'enc_",T,"'(Val, TagIn ++ ", - {asis,Tag},")"]); - true -> - emit([indent(12),"'",M,"':'enc_",T,"'(Val,TagIn ++", - {asis,Tag},")"]) - end, - {Acc,0}; - false -> - %% This field was not present in the object thus there were no - %% type in the table and we therefore generate code that returns - %% the input for application treatment. - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"Len = case Val of",nl, - indent(15),"Bin when is_binary(Bin) -> size(Bin);",nl, - indent(15),"_ -> length(Val)",nl,indent(12),"end,",nl, - indent(12),"{Val,Len}"]), - {Acc,0} - end, - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj+NAdd,Acc2); -gen_inlined_enc_funs1(Fields,[_H|Rest],ObjSetName,NthObj,Acc)-> - gen_inlined_enc_funs1(Fields,Rest,ObjSetName,NthObj,Acc); -gen_inlined_enc_funs1(_,[],_,NthObj,Acc) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), - {Acc,NthObj}. - - -emit_inner_of_fun(TDef = #typedef{name={ExtMod,Name},typespec=Type}, - InternalDefFunName) -> - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case {ExtMod,Name} of - {primitive,bif} -> - emit(indent(12)), - gen_encode_prim(ber,Type,["TagIn ++ ",{asis,Tag}],"Val"), - {[],0}; - {constructed,bif} -> - emit([indent(12),"'enc_", - InternalDefFunName,"'(Val,TagIn ++ ", - {asis,Tag},")"]), - {[TDef#typedef{name=InternalDefFunName}],1}; - _ -> - emit({indent(12),"'",ExtMod,"':'enc_",Name,"'(Val, TagIn ++ ", - {asis,Tag},")"}), - {[],0} - end; -emit_inner_of_fun(#typedef{name=Name,typespec=Type},_) -> - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit({indent(12),"'enc_",Name,"'(Val, TagIn ++ ",{asis,Tag},")"}), - {[],0}; -emit_inner_of_fun(Type,_) when is_record(Type,type) -> - CurrMod = get(currmod), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case Type#type.def of - Def when is_atom(Def) -> - emit({indent(9),Def," ->",nl,indent(12)}), - gen_encode_prim(ber,Type,["TagIn ++ ",{asis,Tag}],"Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'enc_",T, - "'(Val, TagIn ++ ",{asis,Tag},")"}); - #'Externaltypereference'{module=CurrMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),"'enc_",T, - "'(Val, TagIn ++ ",{asis,Tag},")"}); - #'Externaltypereference'{module=ExtMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),ExtMod,":'enc_", - T,"'(Val, TagIn ++ ",{asis,Tag},")"}) - end, - {[],0}. - -indent(N) -> - lists:duplicate(N,32). % 32 = space - - -gen_objset_dec(_,_,{unique,undefined},_,_,_,_) -> - %% There is no unique field in the class of this object set - %% don't bother about the constraint - ok; -gen_objset_dec(Erules,ObjSName,UniqueName,[{_,no_unique_value,_},T|Rest], - ClName,ClFields,NthObj)-> - gen_objset_dec(Erules,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NthObj); -gen_objset_dec(_Erules,ObjSetName,UniqueName,[{_,no_unique_value,_}], - _ClName,_ClFields,_NthObj)-> - emit_default_getdec(ObjSetName,UniqueName), - emit({".",nl,nl}); -gen_objset_dec(Erules,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], - ClName,ClFields,NthObj)-> - emit({"'getdec_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl}), - CurrMod = get(currmod), - NewNthObj= - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Erules,Fields,ClFields,ObjSName, - NthObj); - {CurrMod,Name} -> - emit({" fun 'dec_",Name,"'/4"}), - NthObj; - {ModName,Name} -> - emit_ext_fun(dec,ModName,Name), -% emit([" {'",ModName,"', 'dec_",Name,"'}"]), - NthObj; - _Other -> - emit({" fun 'dec_",ObjName,"'/4"}), - NthObj - end, - emit({";",nl}), - gen_objset_dec(Erules,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj); -gen_objset_dec(Erules,ObjSetName,UniqueName,[{ObjName,Val,Fields}],_ClName, - ClFields,NthObj) -> - emit({"'getdec_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val},") ->",nl}), - CurrMod = get(currmod), - case ObjName of - {no_mod,no_name} -> - gen_inlined_dec_funs(Erules,Fields,ClFields,ObjSetName, - NthObj); - {CurrMod,Name} -> - emit({" fun 'dec_",Name,"'/4"}); - {ModName,Name} -> - emit_ext_fun(dec,ModName,Name); -% emit([" {'",ModName,"', 'dec_",Name,"'}"]); - _Other -> - emit({" fun 'dec_",ObjName,"'/4"}) - end, - emit({";",nl}), - emit_default_getdec(ObjSetName,UniqueName), - emit({".",nl,nl}); -gen_objset_dec(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName,_ClFields, - _NthObj) -> - emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), - emit({indent(3),"fun(_, Bytes, _, _) ->",nl}), - emit({indent(6),"Len = case Bytes of",nl,indent(9), - "Bin when is_binary(Bin) -> size(Bin);",nl,indent(9), - "_ -> length(Bytes)",nl,indent(6),"end,"}), - emit({indent(6),"{Bytes,[],Len}",nl}), - emit({indent(3),"end.",nl,nl}), - ok; -gen_objset_dec(Erule,ObjSetName,UniqueName, - ['EXTENSIONMARK','EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj) -> - gen_objset_dec(Erule,ObjSetName,UniqueName,['EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj); -gen_objset_dec(Erule,ObjSetName,UniqueName,['EXTENSIONMARK'|Rest], - ClName,ClFields,NthObj) -> - gen_objset_dec(Erule,ObjSetName,UniqueName,Rest++['EXTENSIONMARK'], - ClName,ClFields,NthObj); -gen_objset_dec(_,_,_,[],_,_,_) -> - ok. - -emit_default_getdec(ObjSetName,UniqueName) -> - emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), - emit([indent(3),"fun(C,V,_,_) -> exit({{component,C},{value,V}, {unique_name_and_value,",{asis,UniqueName},", ErrV}}) end"]). - -gen_inlined_dec_funs(Erules,Fields,[{typefield,Name,Prop}|Rest], - ObjSetName,NthObj) -> - DecProp = case Prop of - 'OPTIONAL' -> opt_or_default; - {'DEFAULT',_} -> opt_or_default; - _ -> mandatory - end, - CurrMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Bytes, TagIn, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl}), - N=emit_inner_of_decfun(Erules,Type,DecProp,InternalDefFunName), - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj+N); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Bytes, TagIn, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - N=emit_inner_of_decfun(Erules,Type,DecProp,InternalDefFunName), - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj+N); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit({indent(3),"fun(Type, Bytes, TagIn, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - if - M == CurrMod -> - emit([indent(12),"'dec_",T,"'(Bytes, ",DecProp, - ", TagIn ++ ",{asis,Tag},")"]); - true -> - emit([indent(12),"'",M,"':'dec_",T,"'(Bytes, ", - DecProp,", TagIn ++ ",{asis,Tag},")"]) - end, - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj); - false -> - emit([indent(3),"fun(Type, Bytes, TagIn, _RestPrimFieldName) ->", - nl,indent(6),"case Type of",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Bytes of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, - indent(15),"_ -> length(Bytes)",nl, - indent(12),"end,",nl, - indent(12),"{Bytes,[],Len}"]), - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj) - end; -gen_inlined_dec_funs(Erules,Fields,[_H|Rest],ObjSetName,NthObj) -> - gen_inlined_dec_funs(Erules,Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs(_,_,[],_,NthObj) -> - NthObj. - -gen_inlined_dec_funs1(Erules,Fields,[{typefield,Name,Prop}|Rest], - ObjSetName,NthObj) -> - DecProp = case Prop of - 'OPTIONAL' -> opt_or_default; - {'DEFAULT',_} -> opt_or_default; - _ -> mandatory - end, - CurrMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - N= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - emit_inner_of_decfun(Erules,Type,DecProp,InternalDefFunName); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit_inner_of_decfun(Erules,Type,DecProp,InternalDefFunName); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - #typedef{typespec=Type} = asn1_db:dbget(M,T), - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - if - M == CurrMod -> - emit([indent(12),"'dec_",T,"'(Bytes, ",DecProp, - ", TagIn ++ ",{asis,Tag},")"]); - true -> - emit([indent(12),"'",M,"':'dec_",T,"'(Bytes, ", - DecProp,", TagIn ++ ",{asis,Tag},")"]) - end, - 0; - false -> - emit([";",nl, - indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Bytes of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, - indent(15),"_ -> length(Bytes)",nl, - indent(12),"end,",nl, - indent(12),"{Bytes,[],Len}"]), - 0 - end, - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj+N); -gen_inlined_dec_funs1(Erules,Fields,[_H|Rest],ObjSetName,NthObj)-> - gen_inlined_dec_funs1(Erules,Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs1(_,_,[],_,NthObj) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), - NthObj. - -emit_inner_of_decfun(Erules,#typedef{name={ExtName,Name},typespec=Type}, - Prop,InternalDefFunName) -> - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - case {ExtName,Name} of - {primitive,bif} -> - emit(indent(12)), - gen_dec_prim(Erules,Type,"Bytes",Tag,"TagIn",no_length, - ?PRIMITIVE,Prop), - 0; - {constructed,bif} -> - emit({indent(12),"'dec_", - asn1ct_gen:list2name(InternalDefFunName),"'(Bytes, ",Prop, - ", TagIn ++ ",{asis,Tag},")"}), - 1; - _ -> - emit({indent(12),"'",ExtName,"':'dec_",Name,"'(Bytes, ",Prop, - ", TagIn ++ ",{asis,Tag},")"}), - 0 - end; -emit_inner_of_decfun(_,#typedef{name=Name,typespec=Type},Prop,_) -> - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - emit({indent(12),"'dec_",Name,"'(Bytes, ",Prop,", TagIn ++ ", - {asis,Tag},")"}), - 0; -emit_inner_of_decfun(Erules,Type,Prop,_) when is_record(Type,type) -> - OTag = Type#type.tag, - Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], - CurrMod = get(currmod), - Def = Type#type.def, - InnerType = asn1ct_gen:get_inner(Def), - WhatKind = asn1ct_gen:type(InnerType), - case WhatKind of - {primitive,bif} -> - emit({indent(9),Def," ->",nl,indent(12)}), - gen_dec_prim(Erules,Type,"Bytes",Tag,"TagIn",no_length, - ?PRIMITIVE,Prop); -% TRef when is_record(TRef,typereference) -> -% T = TRef#typereference.val, -% emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); - #'Externaltypereference'{module=CurrMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),"'dec_",T, - "'(Bytes, ",Prop,", TagIn ++ ",{asis,Tag},")"}); - #'Externaltypereference'{module=ExtMod,type=T} -> - emit({indent(9),T," ->",nl,indent(12),ExtMod,":'dec_", - T,"'(Bytes, ",Prop,", TagIn ++ ",{asis,Tag},")"}) - end, - 0. - - -gen_internal_funcs(_,[]) -> - ok; -gen_internal_funcs(Erules,[TypeDef|Rest]) -> - gen_encode_user(Erules,TypeDef), - emit({"'dec_",TypeDef#typedef.name,"'(Bytes, ", - unused_optormand_var("OptOrMand",(TypeDef#typedef.typespec)#type.def),", TagIn) ->",nl}), - gen_decode_user(Erules,TypeDef), - gen_internal_funcs(Erules,Rest). - - -dbdec(Type) -> - demit({"io:format(\"decoding: ",{asis,Type},"~w~n\",[Bytes]),",nl}). - - -decode_class('UNIVERSAL') -> - ?UNIVERSAL; -decode_class('APPLICATION') -> - ?APPLICATION; -decode_class('CONTEXT') -> - ?CONTEXT; -decode_class('PRIVATE') -> - ?PRIVATE. - -decode_type('BOOLEAN') -> 1; -decode_type('INTEGER') -> 2; -decode_type('BIT STRING') -> 3; -decode_type('OCTET STRING') -> 4; -decode_type('NULL') -> 5; -decode_type('OBJECT IDENTIFIER') -> 6; -decode_type('ObjectDescriptor') -> 7; -decode_type('EXTERNAL') -> 8; -decode_type('REAL') -> 9; -decode_type('ENUMERATED') -> 10; -decode_type('EMBEDDED_PDV') -> 11; -decode_type('UTF8String') -> 12; -decode_type('RELATIVE-OID') -> 13; -decode_type('SEQUENCE') -> 16; -decode_type('SEQUENCE OF') -> 16; -decode_type('SET') -> 17; -decode_type('SET OF') -> 17; -decode_type('NumericString') -> 18; -decode_type('PrintableString') -> 19; -decode_type('TeletexString') -> 20; -decode_type('T61String') -> 20; -decode_type('VideotexString') -> 21; -decode_type('IA5String') -> 22; -decode_type('UTCTime') -> 23; -decode_type('GeneralizedTime') -> 24; -decode_type('GraphicString') -> 25; -decode_type('VisibleString') -> 26; -decode_type('GeneralString') -> 27; -decode_type('UniversalString') -> 28; -decode_type('BMPString') -> 30; -decode_type('CHOICE') -> 'CHOICE'; % choice gets the tag from the actual alternative -decode_type(Else) -> exit({error,{asn1,{unrecognized_type,Else}}}). - -add_removed_bytes() -> - asn1ct_name:delete(rb), - add_removed_bytes(asn1ct_name:all(rb)). - -add_removed_bytes([H,T1|T]) -> - emit({{var,H},"+"}), - add_removed_bytes([T1|T]); -add_removed_bytes([H|T]) -> - emit({{var,H}}), - add_removed_bytes(T); -add_removed_bytes([]) -> - true. - -mkfuncname(WhatKind,DecOrEnc) -> - case WhatKind of - #'Externaltypereference'{module=Mod,type=EType} -> - CurrMod = get(currmod), - case CurrMod of - Mod -> - lists:concat(["'",DecOrEnc,"_",EType,"'"]); - _ -> -% io:format("CurrMod: ~p, Mod: ~p~n",[CurrMod,Mod]), - lists:concat(["'",Mod,"':'",DecOrEnc,"_",EType,"'"]) - end; - #'typereference'{val=EType} -> - lists:concat(["'",DecOrEnc,"_",EType,"'"]); - 'ASN1_OPEN_TYPE' -> - lists:concat(["'",DecOrEnc,"_",WhatKind,"'"]) - - end. - -optionals(L) -> optionals(L,[],1). - -optionals([{'EXTENSIONMARK',_,_}|Rest],Acc,Pos) -> - optionals(Rest,Acc,Pos); % optionals in extension are currently not handled -optionals([#'ComponentType'{name=Name,prop='OPTIONAL'}|Rest],Acc,Pos) -> - optionals(Rest,[{Name,Pos}|Acc],Pos+1); -optionals([#'ComponentType'{name=Name,prop={'DEFAULT',_}}|Rest],Acc,Pos) -> - optionals(Rest,[{Name,Pos}|Acc],Pos+1); -optionals([#'ComponentType'{}|Rest],Acc,Pos) -> - optionals(Rest,Acc,Pos+1); -optionals([],Acc,_) -> - lists:reverse(Acc). - -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V - end. - -%% if the original option was ber and it has been wrapped to ber_bin -%% turn it back to ber -re_wrap_erule(ber_bin) -> - case get(encoding_options) of - Options when is_list(Options) -> - case lists:member(ber,Options) of - true -> ber; - _ -> ber_bin - end; - _ -> ber_bin - end; -re_wrap_erule(Erule) -> - Erule. - -is_already_generated(Operation,Name) -> - case get(class_default_type) of - undefined -> - put(class_default_type,[{Operation,Name}]), - false; - GeneratedList -> - case lists:member({Operation,Name},GeneratedList) of - true -> - true; - false -> - put(class_default_type,[{Operation,Name}|GeneratedList]), - false - end - end. - -get_class_fields(#classdef{typespec=ObjClass}) -> - ObjClass#objectclass.fields; -get_class_fields(#objectclass{fields=Fields}) -> - Fields; -get_class_fields(_) -> - []. - -get_object_field(Name,ObjectFields) -> - case lists:keysearch(Name,1,ObjectFields) of - {value,Field} -> Field; - false -> false - end. - -%% For BER the ExtensionAdditionGroup notation has no impact on the encoding/decoding -%% and therefore we only filter away the ExtensionAdditionGroup start and end markers -%% -extaddgroup2sequence(ExtList) when is_list(ExtList) -> - lists:filter(fun(#'ExtensionAdditionGroup'{}) -> - false; - ('ExtensionAdditionGroupEnd') -> - false; - (_) -> - true - end, ExtList). diff --git a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl index 3ccfca3784..de0adef2b2 100644 --- a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl +++ b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2012. All Rights Reserved. +%% Copyright Ericsson AB 2002-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -114,31 +114,6 @@ gen_encode(Erules,Typename,Type) when is_record(Type,type) -> _ -> % embedded type with constructed name true end, - case lists:member(InnerType,['SET','SEQUENCE']) of - true -> - case get(asn_keyed_list) of - true -> - CompList = - case Type#type.def of - #'SEQUENCE'{components=Cl} -> Cl; - #'SET'{components=Cl} -> Cl - end, - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn",ObjFun, - ") when is_list(Val) ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(?RT_BER:fixoptionals(", - {asis,optionals(CompList)}, - ",Val), TagIn",ObjFun,");",nl,nl]); - _ -> true - end; - _ -> - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename), - "',Val}, TagIn",ObjFun,") ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn",ObjFun,");",nl,nl]) - end, emit(["'enc_",asn1ct_gen:list2name(Typename), "'(Val, TagIn",ObjFun,") ->",nl," "]), asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); @@ -172,30 +147,6 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> "'(Val",") ->",nl]), emit([" 'enc_",asn1ct_gen:list2name(Typename), "'(Val, ", {asis,lists:reverse(Tag)},").",nl,nl]), - - case lists:member(InnerType,['SET','SEQUENCE']) of - true -> - case get(asn_keyed_list) of - true -> - CompList = - case Type#type.def of - #'SEQUENCE'{components=Cl} -> Cl; - #'SET'{components=Cl} -> Cl - end, - - emit([nl,"'enc_",asn1ct_gen:list2name(Typename), - "'(Val, TagIn) when is_list(Val) ->",nl]), - emit([" 'enc_",asn1ct_gen:list2name(Typename), - "'(?RT_BER:fixoptionals(", - {asis,optionals(CompList)}, - ",Val), TagIn);",nl,nl]); - _ -> true - end; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename),"',Val}, TagIn) ->",nl}), - emit({" 'enc_",asn1ct_gen:list2name(Typename),"'(Val, TagIn);",nl,nl}) - end, emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val, TagIn) ->",nl}), CurrentMod = get(currmod), case asn1ct_gen:type(InnerType) of @@ -219,139 +170,84 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> end. gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> - -%%% Constraint is currently not used for BER (except for BitString) and therefore replaced -%%% with [] as a placeholder BitStringConstraint = D#type.constraint, - Constraint = [], asn1ct_name:new(enumval), - case D#type.def of + Type = case D#type.def of + 'OCTET STRING' -> restricted_string; + 'ObjectDescriptor'-> restricted_string; + 'NumericString' -> restricted_string; + 'TeletexString' -> restricted_string; + 'T61String' -> restricted_string; + 'VideotexString' -> restricted_string; + 'GraphicString' -> restricted_string; + 'VisibleString' -> restricted_string; + 'GeneralString' -> restricted_string; + 'PrintableString' -> restricted_string; + 'IA5String' -> restricted_string; + Other -> Other + end, + case Type of + restricted_string -> + call(encode_restricted_string, [Value,DoTag]); 'BOOLEAN' -> - emit_encode_func('boolean',Value,DoTag); + call(encode_boolean, [Value,DoTag]); 'INTEGER' -> - emit_encode_func('integer',Constraint,Value,DoTag); + call(encode_integer, [Value,DoTag]); {'INTEGER',NamedNumberList} -> - emit_encode_func('integer',Constraint,Value, - NamedNumberList,DoTag); + call(encode_integer, [Value,{asis,NamedNumberList}, DoTag]); {'ENUMERATED',NamedNumberList={_,_}} -> - emit(["case ",Value," of",nl]), emit_enc_enumerated_cases(NamedNumberList,DoTag); {'ENUMERATED',NamedNumberList} -> - emit(["case ",Value," of",nl]), emit_enc_enumerated_cases(NamedNumberList,DoTag); - 'REAL' -> - emit_encode_func('real',Constraint,Value,DoTag); - + emit([{call,ber,encode_tags, + [DoTag,{call,real_common,ber_encode_real,[Value]}]}]); {'BIT STRING',NamedNumberList} -> - emit_encode_func('bit_string',BitStringConstraint,Value, - NamedNumberList,DoTag); + call(encode_bit_string, + [{asis,BitStringConstraint},Value, + {asis,NamedNumberList},DoTag]); 'ANY' -> - emit_encode_func('open_type', Value,DoTag); + call(encode_open_type, [Value,DoTag]); 'NULL' -> - emit_encode_func('null',Value,DoTag); + call(encode_null, [Value,DoTag]); 'OBJECT IDENTIFIER' -> - emit_encode_func("object_identifier",Value,DoTag); + call(encode_object_identifier, [Value,DoTag]); 'RELATIVE-OID' -> - emit_encode_func("relative_oid",Value,DoTag); - 'ObjectDescriptor' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_ObjectDescriptor,DoTag); - 'OCTET STRING' -> - emit_encode_func('octet_string',Constraint,Value,DoTag); - 'NumericString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_NumericString,DoTag); - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_TeletexString,DoTag); - 'VideotexString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_VideotexString,DoTag); - 'GraphicString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_GraphicString,DoTag); - 'VisibleString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_VisibleString,DoTag); - 'GeneralString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_GeneralString,DoTag); - 'PrintableString' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_PrintableString,DoTag); - 'IA5String' -> - emit_encode_func('restricted_string',Constraint,Value, - ?T_IA5String,DoTag); + call(encode_relative_oid, [Value,DoTag]); 'UniversalString' -> - emit_encode_func('universal_string',Constraint,Value,DoTag); + call(encode_universal_string, [Value,DoTag]); 'UTF8String' -> - emit_encode_func('UTF8_string',Constraint,Value,DoTag); + call(encode_UTF8_string, [Value,DoTag]); 'BMPString' -> - emit_encode_func('BMP_string',Constraint,Value,DoTag); + call(encode_BMP_string, [Value,DoTag]); 'UTCTime' -> - emit_encode_func('utc_time',Constraint,Value,DoTag); + call(encode_utc_time, [Value,DoTag]); 'GeneralizedTime' -> - emit_encode_func('generalized_time',Constraint,Value,DoTag); + call(encode_generalized_time, [Value,DoTag]); 'ASN1_OPEN_TYPE' -> - emit_encode_func('open_type', Value,DoTag); + call(encode_open_type, [Value,DoTag]); #'ObjectClassFieldType'{} -> case asn1ct_gen:get_inner(D#type.def) of {fixedtypevaluefield,_,InnerType} -> gen_encode_prim(Erules,InnerType,DoTag,Value); 'ASN1_OPEN_TYPE' -> - emit_encode_func('open_type', Value,DoTag); - XX -> - exit({'can not encode' ,XX}) - end; - XX -> - exit({'can not encode' ,XX}) + call(encode_open_type, [Value,DoTag]) + end end. - -emit_encode_func(Name,Value,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Value,Tags); -emit_encode_func(Name,Value,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",Value,", ",Tags,")"]). - -emit_encode_func(Name,Constraint,Value,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Constraint,Value,Tags); -emit_encode_func(Name,Constraint,Value,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",{asis,Constraint},", ",Value,", ",Tags,")"]). - -emit_encode_func(Name,Constraint,Value,Asis,Tags) when is_atom(Name) -> - emit_encode_func(atom_to_list(Name),Constraint,Value,Asis,Tags); -emit_encode_func(Name,Constraint,Value,Asis,Tags) -> - Fname = "?RT_BER:encode_" ++ Name, - emit([Fname,"(",{asis,Constraint},", ",Value, - ", ",{asis,Asis}, - ", ",Tags,")"]). - emit_enc_enumerated_cases({L1,L2}, Tags) -> emit_enc_enumerated_cases(L1++L2, Tags, ext); emit_enc_enumerated_cases(L, Tags) -> emit_enc_enumerated_cases(L, Tags, noext). -emit_enc_enumerated_cases([{EnumName,EnumVal},H2|T], Tags, Ext) -> - emit([{asis,EnumName}," -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,");",nl]), -%% emit(["'",{asis,EnumName},"' -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,");",nl]), - emit_enc_enumerated_cases([H2|T], Tags, Ext); -emit_enc_enumerated_cases([{EnumName,EnumVal}], Tags, Ext) -> - emit([{asis,EnumName}," -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,")"]), -%% emit(["'",{asis,EnumName},"' -> ?RT_BER:encode_enumerated(",EnumVal,",",Tags,")"]), - case Ext of - noext -> emit([";",nl]); - ext -> - emit([";",nl]) -%% emit([";",nl,"{asn1_enum,",{curr,enumval},"} -> ", -%% "?RT_BER:encode_enumerated(",{curr,enumval},",",Tags,");",nl]), -%% asn1ct_name:new(enumval) - end, +emit_enc_enumerated_cases([{EnumName,EnumVal}|T], Tags, Ext) -> + emit([{asis,EnumName}," -> ", + {call,ber,encode_enumerated,[EnumVal,Tags]},";",nl]), + emit_enc_enumerated_cases(T, Tags, Ext); +emit_enc_enumerated_cases([], _Tags, _Ext) -> + %% FIXME: Should extension be handled? emit([{curr,enumval}," -> exit({error,{asn1, {enumerated_not_in_range,",{curr, enumval},"}}})"]), emit([nl,"end"]). @@ -414,9 +310,10 @@ gen_decode_selected(Erules,Type,FuncName) -> {value,{_,P}} -> P; false -> exit({error,{internal,no_pattern_saved}}) end, - emit([" case ?RT_BER:decode_selective(",{asis,Pattern},",Bin) of",nl, + emit([" case ",{call,ber,decode_selective, + [{asis,Pattern},"Bin"]}," of",nl, " {ok,Bin2} when is_binary(Bin2) ->",nl, - " {Tlv,_} = ?RT_BER:decode(Bin2",asn1ct_gen:nif_parameter(),"),",nl]), + " {Tlv,_} = ", {call,ber,ber_decode_nif,["Bin2"]},com,nl]), emit("{ok,"), gen_decode_selected_type(Erules,Type), emit(["};",nl," Err -> exit({error,{selective_decode,Err}})",nl, @@ -598,147 +495,123 @@ gen_dec_prim(Erules,Att,BytesVar,DoTag,TagIn,Form,OptOrMand) -> _ -> "" end, NewTypeName = case Typename of - 'ANY' -> 'ASN1_OPEN_TYPE'; - _ -> Typename + 'ANY' -> 'ASN1_OPEN_TYPE'; + 'OCTET STRING' -> restricted_string; + 'NumericString' -> restricted_string; + 'TeletexString' -> restricted_string; + 'T61String' -> restricted_string; + 'VideotexString' -> restricted_string; + 'GraphicString' -> restricted_string; + 'VisibleString' -> restricted_string; + 'GeneralString' -> restricted_string; + 'PrintableString' -> restricted_string; + 'IA5String' -> restricted_string; + _ -> Typename end, -% DoLength = case NewTypeName of 'BOOLEAN'-> - emit({"?RT_BER:decode_boolean(",BytesVar,","}), - add_func({decode_boolean,2}); + emit(["decode_boolean(",BytesVar,","]), + need(decode_boolean, 2); 'INTEGER' -> - emit({"?RT_BER:decode_integer(",BytesVar,",", - {asis,int_constr(SingleValue,ValueRange)},","}), - add_func({decode_integer,3}); + emit(["decode_integer(",BytesVar,",", + {asis,int_constr(SingleValue,ValueRange)},","]), + need(decode_integer, 3); {'INTEGER',NamedNumberList} -> - emit({"?RT_BER:decode_integer(",BytesVar,",", + emit(["decode_integer(",BytesVar,",", {asis,int_constr(SingleValue,ValueRange)},",", - {asis,NamedNumberList},","}), - add_func({decode_integer,4}); + {asis,NamedNumberList},","]), + need(decode_integer, 4); {'ENUMERATED',NamedNumberList} -> - emit({"?RT_BER:decode_enumerated(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},","}), - add_func({decode_enumerated,4}); + emit(["decode_enumerated(",BytesVar,",", + {asis,NamedNumberList},","]), + need(decode_enumerated, 3); 'REAL' -> - emit({"?RT_BER:decode_real(",BytesVar,","}), - add_func({decode_real,3}); - {'BIT STRING',NamedNumberList} -> - case get(compact_bit_string) of - true -> - emit({"?RT_BER:decode_compact_bit_string(", - BytesVar,",",{asis,Constraint},",", - {asis,NamedNumberList},","}), - add_func({decode_compact_bit_string,4}); - _ -> - emit({"?RT_BER:decode_bit_string(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},","}), - add_func({decode_bit_string,4}) - end; + ok; + {'BIT STRING',_NamedNumberList} -> + ok; 'NULL' -> - emit({"?RT_BER:decode_null(",BytesVar,","}), - add_func({decode_null,2}); + emit(["decode_null(",BytesVar,","]), + need(decode_null, 2); 'OBJECT IDENTIFIER' -> - emit({"?RT_BER:decode_object_identifier(",BytesVar,","}), - add_func({decode_object_identifier,2}); + emit(["decode_object_identifier(",BytesVar,","]), + need(decode_object_identifier, 2); 'RELATIVE-OID' -> - emit({"?RT_BER:decode_relative_oid(",BytesVar,","}), - add_func({decode_relative_oid,2}); + emit(["decode_relative_oid(",BytesVar,","]), + need(decode_relative_oid, 2); 'ObjectDescriptor' -> - emit({"?RT_BER:decode_restricted_string(", - BytesVar,",",{asis,Constraint},",",{asis,?T_ObjectDescriptor},","}), - add_func({decode_restricted_string,4}); - 'OCTET STRING' -> - emit({"?RT_BER:decode_octet_string",AsBin,"(",BytesVar,",",{asis,Constraint},","}), - add_func({decode_octet_string,3}); - 'NumericString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_NumericString},","}), - add_func({decode_restricted_string,4}); - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_TeletexString},","}), - add_func({decode_restricted_string,4}); - 'VideotexString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_VideotexString},","}), - add_func({decode_restricted_string,4}); - 'GraphicString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_GraphicString},","}), - add_func({decode_restricted_string,4}); - 'VisibleString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_VisibleString},","}), - add_func({decode_restricted_string,4}); - 'GeneralString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_GeneralString},","}), - add_func({decode_restricted_string,4}); - 'PrintableString' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_PrintableString},","}), - add_func({decode_restricted_string,4}); - 'IA5String' -> - emit({"?RT_BER:decode_restricted_string",AsBin,"(", - BytesVar,",",{asis,Constraint},",",{asis,?T_IA5String},","}), - add_func({decode_restricted_string,4}) ; + emit(["decode_restricted_string(", + BytesVar,",",{asis,Constraint},","]), + need(decode_restricted_string, 3); + restricted_string -> + emit(["decode_restricted_string",AsBin,"(",BytesVar,","]), + case Constraint of + [] -> + need(decode_restricted_string, 2); + _ -> + emit([{asis,Constraint},","]), + need(decode_restricted_string, 3) + end; 'UniversalString' -> - emit({"?RT_BER:decode_universal_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - add_func({decode_universal_string,3}); + emit(["decode_universal_string",AsBin,"(", + BytesVar,",",{asis,Constraint},","]), + need(decode_universal_string, 3); 'UTF8String' -> - emit({"?RT_BER:decode_UTF8_string",AsBin,"(", - BytesVar,","}), - add_func({decode_UTF8_string,2}); + emit(["decode_UTF8_string",AsBin,"(", + BytesVar,","]), + need(decode_UTF8_string, 2); 'BMPString' -> - emit({"?RT_BER:decode_BMP_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - add_func({decode_BMP_string,3}); + emit(["decode_BMP_string",AsBin,"(", + BytesVar,",",{asis,Constraint},","]), + need(decode_BMP_string, 3); 'UTCTime' -> - emit({"?RT_BER:decode_utc_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - add_func({decode_utc_time,3}); + emit(["decode_utc_time",AsBin,"(", + BytesVar,",",{asis,Constraint},","]), + need(decode_utc_time, 3); 'GeneralizedTime' -> - emit({"?RT_BER:decode_generalized_time",AsBin,"(", - BytesVar,",",{asis,Constraint},","}), - add_func({decode_generalized_time,3}); + emit(["decode_generalized_time",AsBin,"(", + BytesVar,",",{asis,Constraint},","]), + need(decode_generalized_time, 3); 'ASN1_OPEN_TYPE' -> - emit(["?RT_BER:decode_open_type_as_binary(", + emit(["decode_open_type_as_binary(", BytesVar,","]), - add_func({decode_open_type_as_binary,3}); + need(decode_open_type_as_binary, 2); #'ObjectClassFieldType'{} -> case asn1ct_gen:get_inner(Att#type.def) of {fixedtypevaluefield,_,InnerType} -> gen_dec_prim(Erules,InnerType,BytesVar,DoTag,TagIn,Form,OptOrMand); 'ASN1_OPEN_TYPE' -> - emit(["?RT_BER:decode_open_type_as_binary(", + emit(["decode_open_type_as_binary(", BytesVar,","]), - add_func({decode_open_type_as_binary,3}); + need(decode_open_type_as_binary, 2); Other -> - exit({'can not decode' ,Other}) + exit({'cannot decode',Other}) end; Other -> - exit({'can not decode' ,Other}) + exit({'cannot decode',Other}) end, - case {DoTag,NewTypeName} of - {_,#'ObjectClassFieldType'{}} -> + TagStr = case DoTag of + {string,Tag1} -> Tag1; + _ when is_list(DoTag) -> {asis,DoTag} + end, + case NewTypeName of + {'BIT STRING',NNL} -> + gen_dec_bit_string(BytesVar, Constraint, NNL, TagStr); + 'REAL' -> + asn1ct_name:new(tmpbuf), + emit(["begin",nl, + {curr,tmpbuf}," = ", + {call,ber,match_tags,[BytesVar,TagStr]},com,nl, + {call,real_common,decode_real,[{curr,tmpbuf}]},nl, + "end",nl]); + #'ObjectClassFieldType'{} -> case asn1ct_gen:get_inner(Att#type.def) of 'ASN1_OPEN_TYPE' -> - emit([{asis,DoTag},asn1ct_gen:nif_parameter(),")"]); + emit([TagStr,")"]); _ -> ok end; - {{string,TagStr},'ASN1_OPEN_TYPE'} -> - emit([TagStr,asn1ct_gen:nif_parameter(),")"]); - {_,'ASN1_OPEN_TYPE'} -> - emit([{asis,DoTag},asn1ct_gen:nif_parameter(),")"]); - {{string,TagStr},_} -> - emit([TagStr,")"]); - _ when is_list(DoTag) -> - emit([{asis,DoTag},")"]) + _ -> + emit([TagStr,")"]) end. @@ -750,6 +623,23 @@ int_constr(SingleValue,[]) -> SingleValue; int_constr(SV,VR) -> [SV,VR]. + +gen_dec_bit_string(BytesVar, _Constraint, [_|_]=NNL, TagStr) -> + call(decode_named_bit_string, + [BytesVar,{asis,NNL},TagStr]); +gen_dec_bit_string(BytesVar, Constraint, [], TagStr) -> + case asn1ct:get_bit_string_format() of + compact -> + call(decode_compact_bit_string, + [BytesVar,{asis,Constraint},TagStr]); + legacy -> + call(decode_legacy_bit_string, + [BytesVar,{asis,Constraint},TagStr]); + bitstring -> + call(decode_native_bit_string, + [BytesVar,{asis,Constraint},TagStr]) + end. + %% Object code generating for encoding and decoding %% ------------------------------------------------ @@ -1064,7 +954,7 @@ emit_tlv_format_function() -> end. emit_tlv_format_function1() -> emit(["tlv_format(Bytes) when is_binary(Bytes) ->",nl, - " {Tlv,_}=?RT_BER:decode(Bytes",asn1ct_gen:nif_parameter(),"),",nl, + " {Tlv,_} = ",{call,ber,ber_decode_nif,["Bytes"]},com,nl, " Tlv;",nl, "tlv_format(Bytes) ->",nl, " Bytes.",nl]). @@ -1272,7 +1162,7 @@ gen_objset_enc(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(_, Val, _RestPrimFieldName) ->",nl}), emit({indent(6),"Len = case Val of",nl,indent(9), - "Bin when is_binary(Bin) -> size(Bin);",nl,indent(9), + "Bin when is_binary(Bin) -> byte_size(Bin);",nl,indent(9), "_ -> length(Val)",nl,indent(6),"end,"}), emit({indent(6),"{Val,Len}",nl}), emit({indent(3),"end.",nl,nl}), @@ -1380,7 +1270,7 @@ gen_inlined_enc_funs1(Fields,[{typefield,Name,_}|Rest],ObjSetName, %% treatment. emit([";",nl,indent(9),{asis,Name}," ->",nl]), emit([indent(12),"Len = case Val of",nl, - indent(15),"Bin when is_binary(Bin) -> size(Bin);",nl, + indent(15),"Bin when is_binary(Bin) -> byte_size(Bin);",nl, indent(15),"_ -> length(Val)",nl,indent(12),"end,",nl, indent(12),"{Val,Len}"]), {Acc,0} @@ -1498,38 +1388,22 @@ gen_objset_dec(_,ObjSetName,UniqueName,[{ObjName,Val,Fields}], emit_default_getdec(ObjSetName,UniqueName), emit([".",nl,nl]), ok; -gen_objset_dec(Erules,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, +gen_objset_dec(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, _ClFields,_NthObj) -> emit(["'getdec_",ObjSetName,"'(_, _) ->",nl]), emit([indent(2),"fun(_,Bytes, _RestPrimFieldName) ->",nl]), - case Erules of - ber_bin_v2 -> - emit([indent(4),"case Bytes of",nl, - indent(6),"Bin when is_binary(Bin) -> ",nl, - indent(8),"Bin;",nl, - indent(6),"_ ->",nl, - indent(8),"?RT_BER:encode(Bytes",driver_parameter(),")",nl, - indent(4),"end",nl]); - _ -> - emit([indent(6),"Len = case Bytes of",nl,indent(9), - "Bin when is_binary(Bin) -> size(Bin);",nl,indent(9), - "_ -> length(Bytes)",nl,indent(6),"end,"]), - emit([indent(4),"{Bytes,[],Len}",nl]) - end, + emit([indent(4),"case Bytes of",nl, + indent(6),"Bin when is_binary(Bin) -> ",nl, + indent(8),"Bin;",nl, + indent(6),"_ ->",nl, + indent(8),{call,ber,ber_encode,["Bytes"]},nl, + indent(4),"end",nl]), emit([indent(2),"end.",nl,nl]), ok; gen_objset_dec(_,_,_,[],_,_,_) -> ok. -driver_parameter() -> - Options = get(encoding_options), - case {lists:member(driver,Options),lists:member(nif,Options)} of - {true,_} -> ",nif"; - {_,true} -> ",nif"; - _ -> ",erlang" - end. - emit_default_getdec(ObjSetName,UniqueName) -> emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), emit([indent(2), "fun(C,V,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},", ErrV}}) end"]). @@ -1575,7 +1449,7 @@ gen_inlined_dec_funs(Fields,[{typefield,Name,Prop}|Rest], nl,indent(6),"case Type of",nl, indent(9),{asis,Name}," ->",nl, indent(12),"Len = case Bytes of",nl, - indent(15),"B when is_binary(B) -> size(B);",nl, + indent(15),"B when is_binary(B) -> byte_size(B);",nl, indent(15),"_ -> length(Bytes)",nl, indent(12),"end,",nl, indent(12),"{Bytes,[],Len}"]), @@ -1772,19 +1646,6 @@ mkfuncname(WhatKind,DecOrEnc) -> end. -optionals(L) -> optionals(L,[],1). - -optionals([{'EXTENSIONMARK',_,_}|Rest],Acc,Pos) -> - optionals(Rest,Acc,Pos); % optionals in extension are currently not handled -optionals([#'ComponentType'{name=Name,prop='OPTIONAL'}|Rest],Acc,Pos) -> - optionals(Rest,[{Name,Pos}|Acc],Pos+1); -optionals([#'ComponentType'{name=Name,prop={'DEFAULT',_}}|Rest],Acc,Pos) -> - optionals(Rest,[{Name,Pos}|Acc],Pos+1); -optionals([#'ComponentType'{}|Rest],Acc,Pos) -> - optionals(Rest,Acc,Pos+1); -optionals([],Acc,_) -> - lists:reverse(Acc). - get_constraint(C,Key) -> case lists:keysearch(Key,1,C) of false -> @@ -1833,9 +1694,6 @@ mk_object_val(0, Ack, Len) -> mk_object_val(Val, Ack, Len) -> mk_object_val(Val bsr 7, [((Val band 127) bor 128) | Ack], Len + 1). -add_func(F={_Func,_Arity}) -> - asn1ct_table:insert(asn1_functab, {F}). - %% For BER the ExtensionAdditionGroup notation has no impact on the encoding/decoding %% and therefore we only filter away the ExtensionAdditionGroup start and end markers extaddgroup2sequence(ExtList) when is_list(ExtList) -> @@ -1847,4 +1705,8 @@ extaddgroup2sequence(ExtList) when is_list(ExtList) -> true end, ExtList). +call(F, Args) -> + asn1ct_func:call(ber, F, Args). +need(F, Arity) -> + asn1ct_func:need({ber,F,Arity}). diff --git a/lib/asn1/src/asn1ct_gen_per.erl b/lib/asn1/src/asn1ct_gen_per.erl index bd5b81991d..fac233532b 100644 --- a/lib/asn1/src/asn1ct_gen_per.erl +++ b/lib/asn1/src/asn1ct_gen_per.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -25,6 +25,7 @@ -include("asn1_records.hrl"). %-compile(export_all). +-export([gen_dec_imm/2]). -export([pgen/4,gen_dec_prim/3,gen_encode_prim/4]). -export([gen_obj_code/3,gen_objectset_code/2]). -export([gen_decode/2, gen_decode/3]). @@ -34,6 +35,7 @@ -export([extaddgroup2sequence/1]). -import(asn1ct_gen, [emit/1,demit/1]). +-import(asn1ct_func, [call/3]). %% pgen(Erules, Module, TypeOrVal) %% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module @@ -78,18 +80,6 @@ gen_encode(Erules,Typename,Type) when is_record(Type,type) -> end, case asn1ct_gen:type(InnerType) of {constructed,bif} -> - case InnerType of - 'SET' -> - true; - 'SEQUENCE' -> - true; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename), - "',Val}",ObjFun,") ->",nl}), - emit({"'enc_",asn1ct_gen:list2name(Typename), - "'(Val",ObjFun,");",nl,nl}) - end, emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val",ObjFun, ") ->",nl}), asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); @@ -103,13 +93,6 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> Typename = [D#typedef.name], Def = D#typedef.typespec, InnerType = asn1ct_gen:get_inner(Def#type.def), - case InnerType of - 'SET' -> true; - 'SEQUENCE' -> true; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename),"'({'",asn1ct_gen:list2name(Typename),"',Val}) ->",nl}), - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val);",nl,nl}) - end, emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}), case asn1ct_gen:type(InnerType) of {primitive,bif} -> @@ -145,105 +128,96 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> asn1ct_name:new(enumval), case D#type.def of 'INTEGER' -> - emit({"?RT_PER:encode_integer(", %fel - {asis,effective_constraint(integer,Constraint)},",",Value,")"}); + Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, + Value], + call(Erules, encode_integer, Args); {'INTEGER',NamedNumberList} -> - emit({"?RT_PER:encode_integer(", - {asis,effective_constraint(integer,Constraint)},",",Value,",", - {asis,NamedNumberList},")"}); + Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, + Value,{asis,NamedNumberList}], + call(Erules, encode_integer, Args); {'ENUMERATED',{Nlist1,Nlist2}} -> - NewList = lists:concat([[{0,X}||{X,_} <- Nlist1],['EXT_MARK'],[{1,X}||{X,_} <- Nlist2]]), - NewC = [{'ValueRange',{0,length(Nlist1)-1}}], - case Erules of - uper_bin -> - emit(["case ",Value," of",nl]); - _ -> - emit(["case (case ",Value," of {_,",{curr,enumval},"}-> ", - {curr,enumval},";_->", Value," end) of",nl]), - asn1ct_name:new(enumval) - end, -%% emit_enc_enumerated_cases(Erules,NewC, NewList++[{asn1_enum,length(Nlist1)-1}], 0); - emit_enc_enumerated_cases(Erules,NewC, NewList, 0); + NewList = [{0,X} || {X,_} <- Nlist1] ++ ['EXT_MARK'] ++ + [{1,X} || {X,_} <- Nlist2], + NewC = {0,length(Nlist1)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); {'ENUMERATED',NamedNumberList} -> - NewList = [X||{X,_} <- NamedNumberList], - NewC = [{'ValueRange',{0,length(NewList)-1}}], - case Erules of - uper_bin -> - emit(["case ",Value," of",nl]); - _ -> - emit(["case (case ",Value," of {_,",{curr,enumval}, - "}->",{curr,enumval},";_->",Value," end) of",nl]) - end, - emit_enc_enumerated_cases(Erules,NewC, NewList, 0); + NewList = [X || {X,_} <- NamedNumberList], + NewC = {0,length(NewList)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); 'REAL' -> - emit({"?RT_PER:encode_real(",Value,")"}); + emit_enc_real(Erules, Value); {'BIT STRING',NamedNumberList} -> - emit({"?RT_PER:encode_bit_string(", - {asis,Constraint},",",Value,",", - {asis,NamedNumberList},")"}); + SizeConstr = get_constraint(Constraint, 'SizeConstraint'), + call(Erules, encode_bit_string, + [{asis,SizeConstr},Value, + {asis,NamedNumberList}]); 'NULL' -> - emit({"?RT_PER:encode_null(",Value,")"}); + emit("[]"); 'OBJECT IDENTIFIER' -> - emit({"?RT_PER:encode_object_identifier(",Value,")"}); + call(Erules, encode_object_identifier, [Value]); 'RELATIVE-OID' -> - emit({"?RT_PER:encode_relative_oid(",Value,")"}); + call(Erules, encode_relative_oid, [Value]); 'ObjectDescriptor' -> - emit({"?RT_PER:encode_ObjectDescriptor(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_ObjectDescriptor, + [{asis,Constraint},Value]); 'BOOLEAN' -> - emit({"?RT_PER:encode_boolean(",Value,")"}); + call(Erules, encode_boolean, [Value]); 'OCTET STRING' -> - emit({"?RT_PER:encode_octet_string(",{asis,Constraint},",",Value,")"}); + case get_constraint(Constraint, 'SizeConstraint') of + 0 -> + emit("[]"); + no -> + call(Erules, encode_octet_string, [Value]); + C -> + call(Erules, encode_octet_string, [{asis,C},Value]) + end; 'NumericString' -> - emit({"?RT_PER:encode_NumericString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_NumericString, [{asis,Constraint},Value]); TString when TString == 'TeletexString'; TString == 'T61String' -> - emit({"?RT_PER:encode_TeletexString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_TeletexString, [{asis,Constraint},Value]); 'VideotexString' -> - emit({"?RT_PER:encode_VideotexString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_VideotexString, [{asis,Constraint},Value]); 'UTCTime' -> - emit({"?RT_PER:encode_VisibleString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_VisibleString, [{asis,Constraint},Value]); 'GeneralizedTime' -> - emit({"?RT_PER:encode_VisibleString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_VisibleString, [{asis,Constraint},Value]); 'GraphicString' -> - emit({"?RT_PER:encode_GraphicString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_GraphicString, [{asis,Constraint},Value]); 'VisibleString' -> - emit({"?RT_PER:encode_VisibleString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_VisibleString, [{asis,Constraint},Value]); 'GeneralString' -> - emit({"?RT_PER:encode_GeneralString(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_GeneralString, [{asis,Constraint},Value]); 'PrintableString' -> - emit({"?RT_PER:encode_PrintableString(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_PrintableString, [{asis,Constraint},Value]); 'IA5String' -> - emit({"?RT_PER:encode_IA5String(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_IA5String, [{asis,Constraint},Value]); 'BMPString' -> - emit({"?RT_PER:encode_BMPString(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_BMPString, [{asis,Constraint},Value]); 'UniversalString' -> - emit({"?RT_PER:encode_UniversalString(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_UniversalString, [{asis,Constraint},Value]); 'UTF8String' -> - emit({"?RT_PER:encode_UTF8String(",Value,")"}); + call(Erules, encode_UTF8String, [Value]); 'ANY' -> - emit(["?RT_PER:encode_open_type(", {asis,Constraint}, ",", - Value, ")"]); + call(Erules, encode_open_type, [Value]); 'ASN1_OPEN_TYPE' -> NewValue = case Constraint of [#'Externaltypereference'{type=Tname}] -> - io_lib:format( - "?RT_PER:complete(enc_~s(~s))",[Tname,Value]); + asn1ct_func:need({Erules,complete,1}), + io_lib:format( + "complete(enc_~s(~s))",[Tname,Value]); [#type{def=#'Externaltypereference'{type=Tname}}] -> + asn1ct_func:need({Erules,complete,1}), io_lib:format( - "?RT_PER:complete(enc_~s(~s))", + "complete(enc_~s(~s))", [Tname,Value]); _ -> Value end, - emit(["?RT_PER:encode_open_type(", {asis,Constraint}, ",", - NewValue, ")"]); + call(Erules, encode_open_type, [NewValue]); #'ObjectClassFieldType'{} -> case asn1ct_gen:get_inner(D#type.def) of {fixedtypevaluefield,_,InnerType} -> @@ -255,147 +229,58 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> exit({asn1_error,nyi,XX}) end. - -emit_enc_enumerated_cases(Erule,C, [H], Count) -> - emit_enc_enumerated_case(Erule,C, H, Count), - case H of - 'EXT_MARK' -> ok; - _ -> - emit([";",nl]) - end, - emit([nl,"EnumVal -> exit({error,{asn1, {enumerated_not_in_range, EnumVal}}})"]), - emit([nl,"end"]); -emit_enc_enumerated_cases(Erule, C, ['EXT_MARK'|T], _Count) -> - emit_enc_enumerated_cases(Erule, C, T, 0); -emit_enc_enumerated_cases(Erule, C, [H1,H2|T], Count) -> - emit_enc_enumerated_case(Erule, C, H1, Count), +emit_enc_real(Erules, Real) -> + asn1ct_name:new(tmpval), + asn1ct_name:new(tmplen), + emit(["begin",nl, + "{",{curr,tmpval},com,{curr,tmplen},"} = ", + {call,real_common,encode_real,[Real]},com,nl, + "[",{call,Erules,encode_length,[{curr,tmplen}]},",", + {curr,tmpval},"]",nl, + "end"]). + +emit_enc_enumerated_cases(Erules, C, ['EXT_MARK'|T], _Count) -> + %% Reset enumeration counter. + emit_enc_enumerated_cases(Erules, C, T, 0); +emit_enc_enumerated_cases(Erules, C, [H|T], Count) -> + emit_enc_enumerated_case(Erules, C, H, Count), emit([";",nl]), - emit_enc_enumerated_cases(Erule, C, [H2|T], Count+1). + emit_enc_enumerated_cases(Erules, C, T, Count+1); +emit_enc_enumerated_cases(_Erules, _, [], _Count) -> + emit(["EnumVal -> " + "exit({error,{asn1,{enumerated_not_in_range, EnumVal}}})",nl, + "end"]). - - -emit_enc_enumerated_case(uper_bin,_C, {asn1_enum,High}, _) -> - emit([ - "{asn1_enum,EnumV} when is_integer(EnumV), EnumV > ",High," -> ", - "[<<1:1>>,?RT_PER:encode_small_number(EnumV)]"]); -emit_enc_enumerated_case(_Per,_C, {asn1_enum,High}, _) -> - emit([ - "{asn1_enum,EnumV} when is_integer(EnumV), EnumV > ",High," -> ", - "[{bit,1},?RT_PER:encode_small_number(EnumV)]"]); -emit_enc_enumerated_case(_Erule, _C, 'EXT_MARK', _Count) -> - true; -emit_enc_enumerated_case(uper_bin,_C, {1,EnumName}, Count) -> - emit(["'",EnumName,"' -> [<<1:1>>,?RT_PER:encode_small_number(",Count,")]"]); -emit_enc_enumerated_case(_Per,_C, {1,EnumName}, Count) -> - emit(["'",EnumName,"' -> [{bit,1},?RT_PER:encode_small_number(",Count,")]"]); -emit_enc_enumerated_case(uper_bin,C, {0,EnumName}, Count) -> - emit(["'",EnumName,"' -> [<<0:1>>,?RT_PER:encode_integer(",{asis,C},", ",Count,")]"]); -emit_enc_enumerated_case(_Per,C, {0,EnumName}, Count) -> - emit(["'",EnumName,"' -> [{bit,0},?RT_PER:encode_integer(",{asis,C},", ",Count,")]"]); -emit_enc_enumerated_case(_Erule, C, EnumName, Count) -> - emit(["'",EnumName,"' -> ?RT_PER:encode_integer(",{asis,C},", ",Count,")"]). - -%% effective_constraint(Type,C) -%% Type = atom() -%% C = [C1,...] -%% C1 = {'SingleValue',SV} | {'ValueRange',VR} | {atom(),term()} -%% SV = integer() | [integer(),...] -%% VR = {Lb,Ub} -%% Lb = 'MIN' | integer() -%% Ub = 'MAX' | integer() -%% Returns a single value if C only has a single value constraint, and no -%% value range constraints, that constrains to a single value, otherwise -%% returns a value range that has the lower bound set to the lowest value -%% of all single values and lower bound values in C and the upper bound to -%% the greatest value. -effective_constraint(integer,[C={{_,_},_}|_Rest]) -> % extension - [C]; %% [C|effective_constraint(integer,Rest)]; XXX what is possible ??? -effective_constraint(integer,C) -> - SVs = get_constraints(C,'SingleValue'), - SV = effective_constr('SingleValue',SVs), - VRs = get_constraints(C,'ValueRange'), - VR = effective_constr('ValueRange',VRs), - greatest_common_range(SV,VR). - -effective_constr(_,[]) -> - []; -effective_constr('SingleValue',List) -> - SVList = lists:flatten(lists:map(fun(X)->element(2,X)end,List)), - %% Sort and remove duplicates before generating SingleValue or ValueRange - %% In case of ValueRange, also check for 'MIN and 'MAX' - case lists:usort(SVList) of - [N] -> - [{'SingleValue',N}]; - L when is_list(L) -> - [{'ValueRange',{least_Lb(L),greatest_Ub(L)}}] - end; -effective_constr('ValueRange',List) -> - LBs = lists:map(fun({_,{Lb,_}})-> Lb end,List), - UBs = lists:map(fun({_,{_,Ub}})-> Ub end,List), - Lb = least_Lb(LBs), - [{'ValueRange',{Lb,lists:max(UBs)}}]. - -greatest_common_range([],VR) -> - VR; -greatest_common_range(SV,[]) -> - SV; -greatest_common_range(SV,VR) -> - greatest_common_range2(mk_vr(SV),mk_vr(VR)). -greatest_common_range2({_,Int},{'MIN',Ub}) when is_integer(Int), - Int > Ub -> - [{'ValueRange',{'MIN',Int}}]; -greatest_common_range2({_,Int},{Lb,Ub}) when is_integer(Int), - Int < Lb -> - [{'ValueRange',{Int,Ub}}]; -greatest_common_range2({_,Int},VR={_Lb,_Ub}) when is_integer(Int) -> - [{'ValueRange',VR}]; -greatest_common_range2({_,L},{Lb,Ub}) when is_list(L) -> - Min = least_Lb([Lb|L]), - Max = greatest_Ub([Ub|L]), - [{'ValueRange',{Min,Max}}]; -greatest_common_range2({Lb1,Ub1},{Lb2,Ub2}) -> - Min = least_Lb([Lb1,Lb2]), - Max = greatest_Ub([Ub1,Ub2]), - [{'ValueRange',{Min,Max}}]. - -mk_vr([{Type,I}]) when is_atom(Type), is_integer(I) -> - {I,I}; -mk_vr([{Type,{Lb,Ub}}]) when is_atom(Type) -> - {Lb,Ub}; -mk_vr(Other) -> - Other. - -least_Lb(L) -> - case lists:member('MIN',L) of - true -> 'MIN'; - _ -> lists:min(L) - end. - -greatest_Ub(L) -> - case lists:member('MAX',L) of - true -> 'MAX'; - _ -> lists:max(L) - end. - - -get_constraints(L=[{Key,_}],Key) -> - L; -get_constraints([],_) -> - []; -get_constraints(C,Key) -> - {value,L} = keysearch_allwithkey(Key,1,C,[]), - L. - -keysearch_allwithkey(Key,Ix,C,Acc) -> - case lists:keysearch(Key,Ix,C) of - false -> - {value,Acc}; - {value,T} -> - RestC = lists:delete(T,C), - keysearch_allwithkey(Key,Ix,RestC,[T|Acc]) +emit_enc_enumerated_case(Erules, C, {0,EnumName}, Count) -> + %% ENUMERATED with extensionmark; the value lies within then extension root + Enc = enc_ext_and_val(Erules, 0, encode_constrained_number, [C,Count]), + emit(["'",EnumName,"' -> ",{asis,Enc}]); +emit_enc_enumerated_case(Erules, _C, {1,EnumName}, Count) -> + %% ENUMERATED with extensionmark; the value is higher than extension root + Enc = enc_ext_and_val(Erules, 1, encode_small_number, [Count]), + emit(["'",EnumName,"' -> ",{asis,Enc}]); +emit_enc_enumerated_case(Erules, C, EnumName, Count) -> + %% ENUMERATED without extension + EvalMod = eval_module(Erules), + emit(["'",EnumName,"' -> ", + {asis,EvalMod:encode_constrained_number(C, Count)}]). + +enc_ext_and_val(per, E, F, Args) -> + [E|apply(asn1ct_eval_per, F, Args)]; +enc_ext_and_val(uper, E, F, Args) -> + <<E:1,(apply(asn1ct_eval_uper, F, Args))/bitstring>>. + + +get_constraint([{Key,V}], Key) -> + V; +get_constraint([], _) -> + no; +get_constraint(C, Key) -> + case lists:keyfind(Key, 1, C) of + false -> no; + {Key,V} -> V end. - %% Object code generating for encoding and decoding %% ------------------------------------------------ @@ -442,7 +327,7 @@ gen_encode_objectfields(Erule,ClassName,[{typefield,Name,OptOrMand}|Rest], {false,'OPTIONAL'} -> EmitFuncClause("Val"), case Erule of - uper_bin -> + uper -> emit(" Val"); _ -> emit(" [{octets,Val}]") @@ -546,7 +431,7 @@ gen_encode_field_call(ObjName,FieldName,Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_encode_prim(per,Def,"false", + gen_encode_prim(uper,Def,"false", "Val"), []; {constructed,bif} -> @@ -684,7 +569,7 @@ gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_dec_prim(per,Def,Bytes), + gen_dec_prim(uper, Def, Bytes), []; {constructed,bif} -> emit({" 'dec_",ObjName,'_',FieldName, @@ -833,7 +718,7 @@ gen_objset_enc(Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(_, Val, _) ->",nl}), case Erule of - uper_bin -> + uper -> emit([indent(6),"Val",nl]); _ -> emit([indent(6),"[{octets,Val}]",nl]) @@ -883,7 +768,7 @@ gen_inlined_enc_funs(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName,NthObj) - emit({indent(9),{asis,Name}," ->",nl}), emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false when Erule == uper_bin -> + false when Erule =:= uper -> emit([indent(3),"fun(Type,Val,_) ->",nl, indent(6),"case Type of",nl, indent(9),{asis,Name}," -> Val",nl]), @@ -921,7 +806,7 @@ gen_inlined_enc_funs1(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName, emit({";",nl,indent(9),{asis,Name}," ->",nl}), emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), {Acc,0}; - false when Erule == uper_bin -> + false when Erule =:= uper -> emit([";",nl, indent(9),{asis,Name}," -> ",nl, "Val",nl]), @@ -945,7 +830,7 @@ emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, case {ExtMod,Name} of {primitive,bif} -> emit(indent(12)), - gen_encode_prim(per,Type,dotag,"Val"), + gen_encode_prim(uper,Type,dotag,"Val"), {[],0}; {constructed,bif} -> emit([indent(12),"'enc_", @@ -1031,7 +916,6 @@ gen_objset_dec(ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName,_ClFields, _NthObj) -> emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(Attr1, Bytes, _,_) ->",nl}), -%% emit({indent(6),"?RT_PER:decode_open_type(Bytes,[])",nl}), emit({indent(6),"{Bytes,Attr1}",nl}), emit({indent(3),"end.",nl,nl}), ok; @@ -1047,83 +931,49 @@ emit_default_getdec(ObjSetName,UniqueName) -> emit([indent(2), "fun(C,V,_,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]). -gen_inlined_dec_funs(Fields,[{typefield,Name,_}|Rest], - ObjSetName,NthObj) -> - CurrMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - N=emit_inner_of_decfun(Type,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - N=emit_inner_of_decfun(Type,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,#'Externaltypereference'{module=CurrMod,type=T}}} -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'dec_",T,"'(Val, telltype)"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"':'dec_",T,"'(Val, telltype)"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); - false -> - emit([indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," ->{Val,Type}"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj) - end; -gen_inlined_dec_funs(Fields,[_|Rest],ObjSetName,NthObj) -> - gen_inlined_dec_funs(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs(_,[],_,NthObj) -> +gen_inlined_dec_funs(Fields, List, ObjSetName, NthObj0) -> + emit([indent(3),"fun(Type, Val, _, _) ->",nl, + indent(6),"case Type of",nl]), + NthObj = gen_inlined_dec_funs1(Fields, List, ObjSetName, "", NthObj0), + emit([nl,indent(6),"end",nl, + indent(3),"end"]), NthObj. -gen_inlined_dec_funs1(Fields,[{typefield,Name,_}|Rest], - ObjSetName,NthObj) -> +gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest], + ObjSetName, Sep0, NthObj) -> CurrentMod = get(currmod), InternalDefFunName = [NthObj,Name,ObjSetName], - N=case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - emit_inner_of_decfun(Type,InternalDefFunName); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit_inner_of_decfun(Type,InternalDefFunName); - {value,{_,#'Externaltypereference'{module=CurrentMod,type=T}}} -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"'dec_",T,"'(Val,telltype)"]), - 0; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"'",M,"'",":'dec_",T,"'(Val,telltype)"]), - 0; - false -> - emit([";",nl, - indent(9),{asis,Name}," ->{Val,Type}"]), - 0 - end, - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); -gen_inlined_dec_funs1(Fields,[_|Rest],ObjSetName,NthObj)-> - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs1(_,[],_,NthObj) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), - NthObj. + emit(Sep0), + Sep = [";",nl], + N = case lists:keyfind(Name, 1, Fields) of + {_,#type{}=Type} -> + emit_inner_of_decfun(Type, InternalDefFunName); + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), + emit_inner_of_decfun(Type, InternalDefFunName); + {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'dec_",T,"'(Val,telltype)"]), + 0; + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]), + 0; + false -> + emit([indent(9),{asis,Name}," -> {Val,Type}"]), + 0 + end, + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); +gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj) -> + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); +gen_inlined_dec_funs1(_, [], _, _, NthObj) -> NthObj. emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, InternalDefFunName) -> case {ExtName,Name} of {primitive,bif} -> emit(indent(12)), - gen_dec_prim(per,Type,"Val"), + gen_dec_prim(uper, Type, "Val"), 0; {constructed,bif} -> emit({indent(12),"'dec_", @@ -1141,7 +991,7 @@ emit_inner_of_decfun(Type,_) when is_record(Type,type) -> case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - gen_dec_prim(erules,Type,"Val"); + gen_dec_prim(uper, Type, "Val"); TRef when is_record(TRef,typereference) -> T = TRef#typereference.val, emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); @@ -1228,141 +1078,132 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> exit({error,{asn1,{unknown,Other}}}) end. - -gen_dec_prim(Erules,Att,BytesVar) -> - Typename = Att#type.def, - Constraint = Att#type.constraint, - case Typename of - 'INTEGER' -> - emit({"?RT_PER:decode_integer(",BytesVar,",", - {asis,effective_constraint(integer,Constraint)},")"}); - {'INTEGER',NamedNumberList} -> - emit({"?RT_PER:decode_integer(",BytesVar,",", - {asis,effective_constraint(integer,Constraint)},",", - {asis,NamedNumberList},")"}); - - 'REAL' -> - emit({"?RT_PER:decode_real(",BytesVar,")"}); - - {'BIT STRING',NamedNumberList} -> - case get(compact_bit_string) of - true -> - emit({"?RT_PER:decode_compact_bit_string(", - BytesVar,",",{asis,Constraint},",", - {asis,NamedNumberList},")"}); - _ -> - emit({"?RT_PER:decode_bit_string(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},")"}) - end; - 'NULL' -> - emit({"?RT_PER:decode_null(", - BytesVar,")"}); - 'OBJECT IDENTIFIER' -> - emit({"?RT_PER:decode_object_identifier(", - BytesVar,")"}); - 'RELATIVE-OID' -> - emit({"?RT_PER:decode_relative_oid(", - BytesVar,")"}); - 'ObjectDescriptor' -> - emit({"?RT_PER:decode_ObjectDescriptor(", - BytesVar,")"}); - {'ENUMERATED',{NamedNumberList1,NamedNumberList2}} -> - NewTup = {list_to_tuple([X||{X,_} <- NamedNumberList1]), - list_to_tuple([X||{X,_} <- NamedNumberList2])}, - NewC = [{'ValueRange',{0,size(element(1,NewTup))-1}}], - emit({"?RT_PER:decode_enumerated(",BytesVar,",", - {asis,NewC},",", - {asis,NewTup},")"}); - {'ENUMERATED',NamedNumberList} -> - NewTup = list_to_tuple([X||{X,_} <- NamedNumberList]), - NewC = [{'ValueRange',{0,size(NewTup)-1}}], - emit({"?RT_PER:decode_enumerated(",BytesVar,",", - {asis,NewC},",", - {asis,NewTup},")"}); - 'BOOLEAN'-> - emit({"?RT_PER:decode_boolean(",BytesVar,")"}); - 'OCTET STRING' -> - emit({"?RT_PER:decode_octet_string(",BytesVar,",", - {asis,Constraint},")"}); - 'NumericString' -> - emit({"?RT_PER:decode_NumericString(",BytesVar,",", - {asis,Constraint},")"}); - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit({"?RT_PER:decode_TeletexString(",BytesVar,",", - {asis,Constraint},")"}); - 'VideotexString' -> - emit({"?RT_PER:decode_VideotexString(",BytesVar,",", - {asis,Constraint},")"}); - 'UTCTime' -> - emit({"?RT_PER:decode_VisibleString(",BytesVar,",", - {asis,Constraint},")"}); - 'GeneralizedTime' -> - emit({"?RT_PER:decode_VisibleString(",BytesVar,",", - {asis,Constraint},")"}); - 'GraphicString' -> - emit({"?RT_PER:decode_GraphicString(",BytesVar,",", - {asis,Constraint},")"}); - 'VisibleString' -> - emit({"?RT_PER:decode_VisibleString(",BytesVar,",", - {asis,Constraint},")"}); - 'GeneralString' -> - emit({"?RT_PER:decode_GeneralString(",BytesVar,",", - {asis,Constraint},")"}); - 'PrintableString' -> - emit({"?RT_PER:decode_PrintableString(",BytesVar,",",{asis,Constraint},")"}); - 'IA5String' -> - emit({"?RT_PER:decode_IA5String(",BytesVar,",",{asis,Constraint},")"}); - 'BMPString' -> - emit({"?RT_PER:decode_BMPString(",BytesVar,",", - {asis,Constraint},")"}); - 'UniversalString' -> - emit({"?RT_PER:decode_UniversalString(",BytesVar, - ",",{asis,Constraint},")"}); - 'UTF8String' -> - emit({"?RT_PER:decode_UTF8String(",BytesVar,")"}); - 'ANY' -> - case Erules of - per -> - emit(["fun() -> {XTerm,YTermXBytes} = ?RT_PER:decode_open_type(",BytesVar,",",{asis,Constraint}, "), {binary_to_list(XTerm),XBytes} end ()"]); - _ -> - emit(["?RT_PER:decode_open_type(",BytesVar,",", - {asis,Constraint}, ")"]) - end; - 'ASN1_OPEN_TYPE' -> - case Constraint of - [#'Externaltypereference'{type=Tname}] -> - emit(["fun(FBytes) ->",nl, - " {XTerm,XBytes} = "]), - emit(["?RT_PER:decode_open_type(FBytes,[]),",nl]), - emit([" {YTerm,_} = dec_",Tname,"(XTerm,mandatory),",nl]), - emit([" {YTerm,XBytes} end(",BytesVar,")"]); - [#type{def=#'Externaltypereference'{type=Tname}}] -> - emit(["fun(FBytes) ->",nl, - " {XTerm,XBytes} = "]), - emit(["?RT_PER:decode_open_type(FBytes,[]),",nl]), - emit([" {YTerm,_} = dec_",Tname,"(XTerm,mandatory),",nl]), - emit([" {YTerm,XBytes} end(",BytesVar,")"]); - _ -> - case Erules of - per -> - emit(["fun() -> {XTerm,XBytes} = ?RT_PER:decode_open_type(",BytesVar,", []), {binary_to_list(XTerm),XBytes} end()"]); - _ -> - emit(["?RT_PER:decode_open_type(",BytesVar,",[])"]) - end +gen_dec_imm(Erule, #type{def=Name,constraint=C}) -> + Aligned = case Erule of + uper -> false; + per -> true + end, + gen_dec_imm_1(Name, C, Aligned). + +gen_dec_imm_1('ASN1_OPEN_TYPE', Constraint, Aligned) -> + imm_decode_open_type(Constraint, Aligned); +gen_dec_imm_1('ANY', _Constraint, Aligned) -> + imm_decode_open_type([], Aligned); +gen_dec_imm_1({'BIT STRING',NNL}, Constr0, Aligned) -> + Constr = get_constraint(Constr0, 'SizeConstraint'), + Imm = asn1ct_imm:per_dec_raw_bitstring(Constr, Aligned), + case NNL of + [] -> + case asn1ct:get_bit_string_format() of + compact -> + gen_dec_bit_string(decode_compact_bit_string, + Imm); + legacy -> + gen_dec_bit_string(decode_legacy_bit_string, + Imm); + bitstring -> + gen_dec_copy_bitstring(Imm) end; - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(Att#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_dec_prim(Erules,InnerType,BytesVar); - T -> - gen_dec_prim(Erules,Att#type{def=T},BytesVar) - end; - Other -> - exit({'cant decode' ,Other}) + [_|_] -> + D = fun(V, Buf) -> + As = [V,{asis,NNL}], + Call = {call,per_common,decode_named_bit_string,As}, + emit(["{",Call,com,Buf,"}"]) + end, + {call,D,Imm} + end; +gen_dec_imm_1('NULL', _Constr, _Aligned) -> + {value,'NULL'}; +gen_dec_imm_1('BOOLEAN', _Constr, _Aligned) -> + asn1ct_imm:per_dec_boolean(); +gen_dec_imm_1({'ENUMERATED',{Base,Ext}}, _Constr, Aligned) -> + asn1ct_imm:per_dec_enumerated(Base, Ext, Aligned); +gen_dec_imm_1({'ENUMERATED',NamedNumberList}, _Constr, Aligned) -> + asn1ct_imm:per_dec_enumerated(NamedNumberList, Aligned); +gen_dec_imm_1('INTEGER', Constr, Aligned) -> + asn1ct_imm:per_dec_integer(Constr, Aligned); +gen_dec_imm_1({'INTEGER',NamedNumberList}, Constraint, Aligned) -> + asn1ct_imm:per_dec_named_integer(Constraint, + NamedNumberList, + Aligned); +gen_dec_imm_1('BMPString'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('NumericString'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('PrintableString'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('VisibleString'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('IA5String'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('UniversalString'=Type, Constraint, Aligned) -> + gen_dec_k_m_string(Type, Constraint, Aligned); +gen_dec_imm_1('UTCTime', Constraint, Aligned) -> + gen_dec_k_m_string('VisibleString', Constraint, Aligned); +gen_dec_imm_1('GeneralizedTime', Constraint, Aligned) -> + gen_dec_k_m_string('VisibleString', Constraint, Aligned); +gen_dec_imm_1('OCTET STRING', Constraint, Aligned) -> + SzConstr = get_constraint(Constraint, 'SizeConstraint'), + Imm = asn1ct_imm:per_dec_octet_string(SzConstr, Aligned), + {convert,binary_to_list,Imm}; +gen_dec_imm_1('TeletexString', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('T61String', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('VideotexString', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('GraphicString', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('GeneralString', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('ObjectDescriptor', _Constraint, Aligned) -> + gen_dec_restricted_string(Aligned); +gen_dec_imm_1('OBJECT IDENTIFIER', _Constraint, Aligned) -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_oid,[V]},com, + Buf,"}"]) + end, + {call,Dec,gen_dec_restricted_string(Aligned)}; +gen_dec_imm_1('RELATIVE-OID', _Constraint, Aligned) -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_relative_oid,[V]},com, + Buf,"}"]) + end, + {call,Dec,gen_dec_restricted_string(Aligned)}; +gen_dec_imm_1('UTF8String', _Constraint, Aligned) -> + asn1ct_imm:per_dec_restricted_string(Aligned); +gen_dec_imm_1('REAL', _Constraint, Aligned) -> + asn1ct_imm:per_dec_real(Aligned); +gen_dec_imm_1(#'ObjectClassFieldType'{}=TypeName, _Constraint, Aligned) -> + case asn1ct_gen:get_inner(TypeName) of + {fixedtypevaluefield,_,#type{def=InnerType,constraint=C}} -> + gen_dec_imm_1(InnerType, C, Aligned); + #type{def=T,constraint=C} -> + gen_dec_imm_1(T, C, Aligned) end. +gen_dec_bit_string(F, Imm) -> + D = fun(V, Buf) -> + emit(["{",{call,per_common,F,[V]},com,Buf,"}"]) + end, + {call,D,Imm}. + +gen_dec_copy_bitstring(Imm) -> + D = fun(V, Buf) -> + emit(["{list_to_bitstring([",V,"]),",Buf,"}"]) + end, + {call,D,Imm}. + +gen_dec_k_m_string(Type, Constraint, Aligned) -> + asn1ct_imm:per_dec_k_m_string(Type, Constraint, Aligned). + +gen_dec_restricted_string(Aligned) -> + Imm = asn1ct_imm:per_dec_restricted_string(Aligned), + {convert,binary_to_list,Imm}. + +gen_dec_prim(Erule, Type, BytesVar) -> + Imm = gen_dec_imm(Erule, Type), + asn1ct_imm:dec_code_gen(Imm, BytesVar). is_already_generated(Operation,Name) -> case get(class_default_type) of @@ -1417,3 +1258,25 @@ extaddgroup2sequence([C|T],ExtNum,Acc) -> extaddgroup2sequence(T,ExtNum,[C|Acc]); extaddgroup2sequence([],_,Acc) -> lists:reverse(Acc). + +imm_decode_open_type([#'Externaltypereference'{type=Tname}], Aligned) -> + imm_dec_open_type_1(Tname, Aligned); +imm_decode_open_type([#type{def=#'Externaltypereference'{type=Tname}}], + Aligned) -> + imm_dec_open_type_1(Tname, Aligned); +imm_decode_open_type(_, Aligned) -> + asn1ct_imm:per_dec_open_type(Aligned). + +imm_dec_open_type_1(Type, Aligned) -> + D = fun(OpenType, Buf) -> + asn1ct_name:new(tmpval), + emit(["begin",nl, + "{",{curr,tmpval},",_} = ", + "dec_",Type,"(",OpenType,", mandatory),",nl, + "{",{curr,tmpval},com,Buf,"}",nl, + "end"]) + end, + {call,D,asn1ct_imm:per_dec_open_type(Aligned)}. + +eval_module(per) -> asn1ct_eval_per; +eval_module(uper) -> asn1ct_eval_uper. diff --git a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl index 16eec92847..81d8cdcae6 100644 --- a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl +++ b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2012. All Rights Reserved. +%% Copyright Ericsson AB 2002-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -34,6 +34,7 @@ -import(asn1ct_gen, [emit/1,demit/1]). -import(asn1ct_gen_per, [is_already_generated/2,more_genfields/1, get_class_fields/1,get_object_field/2]). +-import(asn1ct_func, [call/3]). %% pgen(Erules, Module, TypeOrVal) %% Generate Erlang module (.erl) and (.hrl) file corresponding to an ASN.1 module @@ -69,18 +70,6 @@ gen_encode(Erules,Typename,Type) when is_record(Type,type) -> end, case asn1ct_gen:type(InnerType) of {constructed,bif} -> - case InnerType of - 'SET' -> - true; - 'SEQUENCE' -> - true; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename), - "'({'",asn1ct_gen:list2name(Typename), - "',Val}",ObjFun,") ->",nl}), - emit({"'enc_",asn1ct_gen:list2name(Typename), - "'(Val",ObjFun,");",nl,nl}) - end, emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val",ObjFun, ") ->",nl}), asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type); @@ -94,13 +83,6 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> Typename = [D#typedef.name], Def = D#typedef.typespec, InnerType = asn1ct_gen:get_inner(Def#type.def), - case InnerType of - 'SET' -> true; - 'SEQUENCE' -> true; - _ -> - emit({nl,"'enc_",asn1ct_gen:list2name(Typename),"'({'",asn1ct_gen:list2name(Typename),"',Val}) ->",nl}), - emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val);",nl,nl}) - end, emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}), case asn1ct_gen:type(InnerType) of {primitive,bif} -> @@ -149,41 +131,30 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> emit([" %%INTEGER with effective constraint: ", {asis,EffectiveConstr},nl]), emit_enc_integer_NNL(Erules,EffectiveConstr,Value,NamedNumberList); - {'ENUMERATED',{Nlist1,Nlist2}} -> - NewList = lists:append([[{0,X}||{X,_} <- Nlist1],['EXT_MARK'],[{1,X}||{X,_} <- Nlist2]]), - NewC = [{'ValueRange',{0,length(Nlist1)-1}}], - emit(["case ",Value," of",nl]), -%% emit_enc_enumerated_cases(Erules,NewC, NewList++[{asn1_enum,length(Nlist1)-1}], 0); - emit_enc_enumerated_cases(Erules,NewC, NewList, 0); - {'ENUMERATED',NamedNumberList} -> - NewList = [X||{X,_} <- NamedNumberList], - NewC = effective_constraint(integer, - [{'ValueRange', - {0,length(NewList)-1}}]), - NewVal = enc_enum_cases(Value,NewList), - emit_enc_integer(Erules,NewC,NewVal); - + {'ENUMERATED',_} -> + asn1ct_gen_per:gen_encode_prim(Erules, D, DoTag, Value); 'REAL' -> - emit({"?RT_PER:encode_real(",Value,")"}); + emit_enc_real(Erules, Value); {'BIT STRING',NamedNumberList} -> EffectiveC = effective_constraint(bitstring,Constraint), case EffectiveC of - 0 -> emit({"[]"}); + 0 -> + emit({"[]"}); _ -> - emit({"?RT_PER:encode_bit_string(", - {asis,EffectiveC},",",Value,",", - {asis,NamedNumberList},")"}) + call(Erules, encode_bit_string, + [{asis,EffectiveC},Value, + {asis,NamedNumberList}]) end; 'NULL' -> - emit({"?RT_PER:encode_null(",Value,")"}); + emit("[]"); 'OBJECT IDENTIFIER' -> - emit({"?RT_PER:encode_object_identifier(",Value,")"}); + call(Erules, encode_object_identifier, [Value]); 'RELATIVE-OID' -> - emit({"?RT_PER:encode_relative_oid(",Value,")"}); + call(Erules, encode_relative_oid, [Value]); 'ObjectDescriptor' -> - emit({"?RT_PER:encode_ObjectDescriptor(",{asis,Constraint}, - ",",Value,")"}); + call(Erules, encode_ObjectDescriptor, + [{asis,Constraint},Value]); 'BOOLEAN' -> emit({"case ",Value," of",nl, " true -> [1];",nl, @@ -197,19 +168,19 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> emit_enc_known_multiplier_string('NumericString',Constraint,Value); TString when TString == 'TeletexString'; TString == 'T61String' -> - emit({"?RT_PER:encode_TeletexString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_TeletexString, [{asis,Constraint},Value]); 'VideotexString' -> - emit({"?RT_PER:encode_VideotexString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_VideotexString, [{asis,Constraint},Value]); 'UTCTime' -> emit_enc_known_multiplier_string('VisibleString',Constraint,Value); 'GeneralizedTime' -> emit_enc_known_multiplier_string('VisibleString',Constraint,Value); 'GraphicString' -> - emit({"?RT_PER:encode_GraphicString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_GraphicString, [{asis,Constraint},Value]); 'VisibleString' -> emit_enc_known_multiplier_string('VisibleString',Constraint,Value); 'GeneralString' -> - emit({"?RT_PER:encode_GeneralString(",{asis,Constraint},",",Value,")"}); + call(Erules, encode_GeneralString, [{asis,Constraint},Value]); 'PrintableString' -> emit_enc_known_multiplier_string('PrintableString',Constraint,Value); 'IA5String' -> @@ -219,23 +190,23 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> 'UniversalString' -> emit_enc_known_multiplier_string('UniversalString',Constraint,Value); 'UTF8String' -> - emit({"?RT_PER:encode_UTF8String(",Value,")"}); + call(Erules, encode_UTF8String, [Value]); 'ANY' -> - emit(["?RT_PER:encode_open_type(", {asis,Constraint}, ",", - Value, ")"]); + call(Erules, encode_open_type, [Value]); 'ASN1_OPEN_TYPE' -> NewValue = case Constraint of [#'Externaltypereference'{type=Tname}] -> - io_lib:format( - "?RT_PER:complete(enc_~s(~s))",[Tname,Value]); + asn1ct_func:need({Erules,complete,1}), + io_lib:format( + "complete(enc_~s(~s))",[Tname,Value]); [#type{def=#'Externaltypereference'{type=Tname}}] -> + asn1ct_func:need({Erules,complete,1}), io_lib:format( - "?RT_PER:complete(enc_~s(~s))", + "complete(enc_~s(~s))", [Tname,Value]); _ -> Value end, - emit(["?RT_PER:encode_open_type(", {asis,Constraint}, ",", - NewValue, ")"]); + call(Erules, encode_open_type, [NewValue]); #'ObjectClassFieldType'{} -> case asn1ct_gen:get_inner(D#type.def) of {fixedtypevaluefield,_,InnerType} -> @@ -247,6 +218,17 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> exit({asn1_error,nyi,XX}) end. +emit_enc_real(Erules, Real) -> + asn1ct_name:new(tmpval), + asn1ct_name:new(tmplen), + emit(["begin",nl, + "{",{curr,tmpval},com,{curr,tmplen},"} = ", + {call,real_common,encode_real,[Real]},com,nl, + "[",{call,Erules,encode_length,[{curr,tmplen}]},",",nl, + {call,Erules,octets_to_complete, + [{curr,tmplen},{curr,tmpval}]},"]",nl, + "end"]). + emit_enc_known_multiplier_string(StringType,C,Value) -> SizeC = case get_constraint(C,'SizeConstraint') of @@ -266,62 +248,34 @@ emit_enc_known_multiplier_string(StringType,C,Value) -> NumBits = get_NumBits(C,StringType), CharOutTab = get_CharOutTab(C,StringType), %% NunBits and CharOutTab for chars_encode - emit_enc_k_m_string(StringType,SizeC,NumBits,CharOutTab,Value). + emit_enc_k_m_string(SizeC, NumBits, CharOutTab, Value). -emit_enc_k_m_string(_StringType,0,_NumBits,_CharOutTab,_Value) -> +emit_enc_k_m_string(0, _NumBits, _CharOutTab, _Value) -> emit({"[]"}); -emit_enc_k_m_string(StringType,SizeC,NumBits,CharOutTab,Value) -> - emit({"?RT_PER:encode_known_multiplier_string(",{asis,StringType},",", - {asis,SizeC},",",NumBits,",",{asis,CharOutTab},",",Value,")"}). - -emit_dec_known_multiplier_string(StringType,C,BytesVar) -> - SizeC = get_constraint(C,'SizeConstraint'), - PAlphabC = get_constraint(C,'PermittedAlphabet'), - case {StringType,PAlphabC} of - {'BMPString',{_,_}} -> - exit({error,{asn1, - {'not implemented', - "BMPString with PermittedAlphabet " - "constraint"}}}); - _ -> - ok - end, - NumBits = get_NumBits(C,StringType), - CharInTab = get_CharInTab(C,StringType), - case SizeC of - 0 -> - emit({"{[],",BytesVar,"}"}); - _ -> - emit({"?RT_PER:decode_known_multiplier_string(", - {asis,StringType},",",{asis,SizeC},",",NumBits, - ",",{asis,CharInTab},",",BytesVar,")"}) - end. +emit_enc_k_m_string(SizeC, NumBits, CharOutTab, Value) -> + call(per, encode_known_multiplier_string, + [{asis,SizeC},NumBits,{asis,CharOutTab},Value]). %% copied from run time module -get_CharOutTab(C,StringType) -> - get_CharTab(C,StringType,out). - -get_CharInTab(C,StringType) -> - get_CharTab(C,StringType,in). - -get_CharTab(C,StringType,InOut) -> +get_CharOutTab(C, StringType) -> case get_constraint(C,'PermittedAlphabet') of {'SingleValue',Sv} -> - get_CharTab2(C,StringType,hd(Sv),lists:max(Sv),Sv,InOut); + get_CharTab2(C, StringType, hd(Sv), lists:max(Sv), Sv); no -> case StringType of 'IA5String' -> {0,16#7F,notab}; 'VisibleString' -> - get_CharTab2(C,StringType,16#20,16#7F,notab,InOut); + get_CharTab2(C, StringType, 16#20, 16#7F, notab); 'PrintableString' -> Chars = lists:sort( " '()+,-./0123456789:=?ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), - get_CharTab2(C,StringType,hd(Chars),lists:max(Chars),Chars,InOut); + get_CharTab2(C, StringType, hd(Chars), + lists:max(Chars), Chars); 'NumericString' -> - get_CharTab2(C,StringType,16#20,$9," 0123456789",InOut); + get_CharTab2(C, StringType, 16#20, $9, " 0123456789"); 'UniversalString' -> {0,16#FFFFFFFF,notab}; 'BMPString' -> @@ -329,18 +283,13 @@ get_CharTab(C,StringType,InOut) -> end end. -get_CharTab2(C,StringType,Min,Max,Chars,InOut) -> +get_CharTab2(C, StringType, Min, Max, Chars) -> BitValMax = (1 bsl get_NumBits(C,StringType))-1, if Max =< BitValMax -> {0,Max,notab}; true -> - case InOut of - out -> - {Min,Max,create_char_tab(Min,Chars)}; - in -> - {Min,Max,list_to_tuple(Chars)} - end + {Min,Max,create_char_tab(Min,Chars)} end. create_char_tab(Min,L) -> @@ -409,7 +358,7 @@ charbits1(NumOfChars) -> %% copied from run time module -emit_enc_octet_string(_Erules,Constraint,Value) -> +emit_enc_octet_string(Erules, Constraint, Value) -> case get_constraint(Constraint,'SizeConstraint') of 0 -> emit({" []"}); @@ -417,48 +366,49 @@ emit_enc_octet_string(_Erules,Constraint,Value) -> asn1ct_name:new(tmpval), emit({" begin",nl}), emit({" [",{curr,tmpval},"] = ",Value,",",nl}), - emit({" [10,8,",{curr,tmpval},"]",nl}), + emit([" [[10,8],",{curr,tmpval},"]",nl]), emit(" end"); 2 -> asn1ct_name:new(tmpval), - emit({" begin",nl}), - emit({" [",{curr,tmpval},",",{next,tmpval},"] = ", - Value,",",nl}), - emit({" [[10,8,",{curr,tmpval},"],[10,8,", - {next,tmpval},"]]",nl}), - emit(" end"), - asn1ct_name:new(tmpval); - Sv when is_integer(Sv),Sv =< 256 -> + emit([" begin",nl, + " ",{curr,tmpval}," = ",Value,",",nl, + " case length(",{curr,tmpval},") of",nl, + " 2 ->",nl, + " [[45,16,2]|",{curr,tmpval},"];",nl, + " _ ->",nl, + " exit({error,{value_out_of_bounds,", + {curr,tmpval},"}})",nl, + " end",nl, + " end"]); + Sv when is_integer(Sv), Sv < 256 -> asn1ct_name:new(tmpval), - emit({" begin",nl}), - emit({" case length(",Value,") of",nl}), - emit([" ",{curr,tmpval}," when ",{curr,tmpval}," == ",Sv," ->"]), - emit([" [2,20,",{curr,tmpval},",",Value,"];",nl]), - emit({" _ -> exit({error,{value_out_of_bounds,", - Value,"}})", nl," end",nl}), - emit(" end"); + asn1ct_name:new(tmplen), + emit([" begin",nl, + " ",{curr,tmpval}," = ",Value,",",nl, + " case length(",{curr,tmpval},") of",nl, + " ",Sv,"=",{curr,tmplen}," ->",nl, + " [20,",{curr,tmplen},"|",{curr,tmpval},"];",nl, + " _ ->",nl, + " exit({error,{value_out_of_bounds,", + {curr,tmpval},"}})",nl, + " end",nl, + " end"]); Sv when is_integer(Sv),Sv =< 65535 -> asn1ct_name:new(tmpval), - emit({" begin",nl}), - emit({" case length(",Value,") of",nl}), - emit([" ",{curr,tmpval}," when ",{curr,tmpval}," == ",Sv," ->"]), - emit([" [2,21,",{curr,tmpval},",",Value,"];",nl]), - emit({" _ -> exit({error,{value_out_of_bounds,", - Value,"}})",nl," end",nl}), - emit(" end"); + asn1ct_name:new(tmplen), + emit([" begin",nl, + " ",{curr,tmpval}," = ",Value,",",nl, + " case length(",{curr,tmpval},") of",nl, + " ",Sv,"=",{curr,tmplen}," ->",nl, + " [<<21,",{curr,tmplen},":16>>|",Value,"];",nl, + " _ ->",nl, + " exit({error,{value_out_of_bounds,", + {curr,tmpval},"}})",nl, + " end",nl, + " end"]); C -> - emit({" ?RT_PER:encode_octet_string(",{asis,C},",false,",Value,")",nl}) - end. - -emit_dec_octet_string(Constraint,BytesVar) -> - case get_constraint(Constraint,'SizeConstraint') of - 0 -> - emit({" {[],",BytesVar,"}",nl}); - {_,0} -> - emit({" {[],",BytesVar,"}",nl}); - C -> - emit({" ?RT_PER:decode_octet_string(",BytesVar,",", - {asis,C},",false)",nl}) + call(Erules, encode_octet_string, + [{asis,C},false,Value]) end. emit_enc_integer_case(Value) -> @@ -545,71 +495,12 @@ emit_enc_integer(_Erule,[{_,{Lb,Ub},Range,_}],Value) when Range =< 65536 -> nl," end",nl]), emit_enc_integer_end_case(); +emit_enc_integer(Erule, [{'ValueRange',{Lb,Ub}=VR}], Value) + when is_integer(Lb), is_integer(Ub) -> + call(Erule, encode_constrained_number, [{asis,VR},Value]); -emit_enc_integer(_Erule,C,Value) -> - emit({" ?RT_PER:encode_integer(",{asis,C},",",Value,")"}). - - - - -enc_enum_cases(Value,NewList) -> - asn1ct_name:new(tmpval), - TmpVal = asn1ct_gen:mk_var(asn1ct_name:curr(tmpval)), - Cases=enc_enum_cases1(NewList), - lists:flatten(io_lib:format("(case ~s of "++Cases++ - "~s ->exit({error," - "{asn1,{enumerated,~s}}})" - " end)", - [Value,TmpVal,TmpVal])). -enc_enum_cases1(NNL) -> - enc_enum_cases1(NNL,0). -enc_enum_cases1([H|T],Index) -> - io_lib:format("~w->~w;",[H,Index])++enc_enum_cases1(T,Index+1); -enc_enum_cases1([],_) -> - "". - - -emit_enc_enumerated_cases(Erule, C, [H], Count) -> - emit_enc_enumerated_case(Erule, C, H, Count), - case H of - 'EXT_MARK' -> - ok; - _ -> - emit([";",nl]) - end, - emit([nl,"EnumVal -> exit({error,{asn1, {enumerated_not_in_range, EnumVal}}})"]), - emit([nl,"end"]); -emit_enc_enumerated_cases(Erule, C, ['EXT_MARK'|T], _Count) -> - emit_enc_enumerated_cases(Erule, C, T, 0); -emit_enc_enumerated_cases(Erule, C, [H1,H2|T], Count) -> - emit_enc_enumerated_case(Erule, C, H1, Count), - emit([";",nl]), - emit_enc_enumerated_cases(Erule, C, [H2|T], Count+1). - - -%% The function clauses matching on tuples with first element -%% asn1_enum, 1 or 0 and the atom 'EXT_MARK' are for ENUMERATED -%% with extension mark. -%% emit_enc_enumerated_case(_Erule,_C, {asn1_enum,High}, _) -> -%% %% ENUMERATED with extensionmark -%% %% value higher than the extension base and not -%% %% present in the extension range. -%% emit(["{asn1_enum,EnumV} when is_integer(EnumV), EnumV > ",High," -> ", -%% "[1,?RT_PER:encode_small_number(EnumV)]"]); -emit_enc_enumerated_case(_Erule,_C, {1,EnumName}, Count) -> - %% ENUMERATED with extensionmark - %% values higher than extension root - emit(["'",EnumName,"' -> [1,?RT_PER:encode_small_number(",Count,")]"]); -emit_enc_enumerated_case(_Erule,C, {0,EnumName}, Count) -> - %% ENUMERATED with extensionmark - %% values within extension root -%% emit(["'",EnumName,"' -> [0,?RT_PER:encode_integer(",{asis,C},", ",Count,")]"]); - emit(["'",EnumName,"' -> ",{asis,[0|asn1rt_per_bin_rt2ct:encode_integer(C,Count)]}]); -emit_enc_enumerated_case(_Erule, _C, 'EXT_MARK', _Count) -> - true. -%% %% This clause is invoked in case of an ENUMERATED without extension mark -%% emit_enc_enumerated_case(_Erule,_C, EnumName, Count) -> -%% emit(["'",EnumName,"' -> ",Count]). +emit_enc_integer(Erule, C, Value) -> + call(Erule, encode_integer, [{asis,C},Value]). get_constraint([{Key,V}],Key) -> @@ -624,23 +515,6 @@ get_constraint(C,Key) -> V end. -get_constraints(L=[{Key,_}],Key) -> - L; -get_constraints([],_) -> - []; -get_constraints(C,Key) -> - {value,L} = keysearch_allwithkey(Key,1,C,[]), - L. - -keysearch_allwithkey(Key,Ix,C,Acc) -> - case lists:keysearch(Key,Ix,C) of - false -> - {value,Acc}; - {value,T} -> - RestC = lists:delete(T,C), - keysearch_allwithkey(Key,Ix,RestC,[T|Acc]) - end. - %% effective_constraint(Type,C) %% Type = atom() %% C = [C1,...] @@ -657,69 +531,9 @@ keysearch_allwithkey(Key,Ix,C,Acc) -> effective_constraint(integer,[C={{_,_},_}|_Rest]) -> % extension [C]; %% [C|effective_constraint(integer,Rest)]; XXX what is possible ??? effective_constraint(integer,C) -> - SVs = get_constraints(C,'SingleValue'), - SV = effective_constr('SingleValue',SVs), - VRs = get_constraints(C,'ValueRange'), - VR = effective_constr('ValueRange',VRs), - CRange = greatest_common_range(SV,VR), - pre_encode(integer,CRange); + pre_encode(integer, asn1ct_imm:effective_constraint(integer, C)); effective_constraint(bitstring,C) -> - get_constraint(C,'SizeConstraint'). - -effective_constr(_,[]) -> - []; -effective_constr('SingleValue',List) -> - SVList = lists:flatten(lists:map(fun(X)->element(2,X)end,List)), - %% Sort and remove duplicates before generating SingleValue or ValueRange - %% In case of ValueRange, also check for 'MIN and 'MAX' - case lists:usort(SVList) of - [N] -> - [{'SingleValue',N}]; - L when is_list(L) -> - [{'ValueRange',{least_Lb(L),greatest_Ub(L)}}] - end; -effective_constr('ValueRange',List) -> - LBs = lists:map(fun({_,{Lb,_}})-> Lb end,List), - UBs = lists:map(fun({_,{_,Ub}})-> Ub end,List), - Lb = least_Lb(LBs), - [{'ValueRange',{Lb,lists:max(UBs)}}]. - -greatest_common_range([],VR) -> - VR; -greatest_common_range(SV,[]) -> - SV; -greatest_common_range([{_,Int}],[{_,{'MIN',Ub}}]) when is_integer(Int), - Int > Ub -> - [{'ValueRange',{'MIN',Int}}]; -greatest_common_range([{_,Int}],[{_,{Lb,Ub}}]) when is_integer(Int), - Int < Lb -> - [{'ValueRange',{Int,Ub}}]; -greatest_common_range([{_,Int}],VR=[{_,{_Lb,_Ub}}]) when is_integer(Int) -> - VR; -greatest_common_range([{_,L}],[{_,{Lb,Ub}}]) when is_list(L) -> - Min = least_Lb([Lb|L]), - Max = greatest_Ub([Ub|L]), - [{'ValueRange',{Min,Max}}]; -greatest_common_range([{_,{Lb1,Ub1}}],[{_,{Lb2,Ub2}}]) -> - Min = least_Lb([Lb1,Lb2]), - Max = greatest_Ub([Ub1,Ub2]), - [{'ValueRange',{Min,Max}}]. - - -least_Lb(L) -> - case lists:member('MIN',L) of - true -> 'MIN'; - _ -> lists:min(L) - end. - -greatest_Ub(L) -> - case lists:member('MAX',L) of - true -> 'MAX'; - _ -> lists:max(L) - end. - - - + asn1ct_imm:effective_constraint(bitstring, C). pre_encode(integer,[]) -> []; @@ -796,9 +610,9 @@ gen_encode_objectfields(Erules,ClassName,[{typefield,Name,OptOrMand}|Rest], emit([" if",nl, " is_list(Val) ->",nl, " NewVal = list_to_binary(Val),",nl, - " [20,size(NewVal),NewVal];",nl, + " [20,byte_size(NewVal),NewVal];",nl, " is_binary(Val) ->",nl, - " [20,size(Val),Val]",nl, + " [20,byte_size(Val),Val]",nl, " end"]), []; {false,{'DEFAULT',DefaultType}} -> @@ -1175,7 +989,7 @@ gen_objset_enc(_Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, emit({indent(9),"is_list(Val) -> list_to_binary(Val);",nl}), emit({indent(9),"true -> Val",nl}), emit({indent(6),"end,",nl}), - emit({indent(6),"Size = size(BinVal),",nl}), + emit({indent(6),"Size = byte_size(BinVal),",nl}), emit({indent(6),"if",nl}), emit({indent(9),"Size < 256 ->",nl}), emit({indent(12),"[20,Size,BinVal];",nl}), @@ -1380,7 +1194,6 @@ gen_objset_dec(ObjSetName,_,['EXTENSIONMARK'],_ClName,_ClFields, _NthObj) -> emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(Attr1, Bytes, _, _) ->",nl}), - %% emit({indent(6),"?RT_PER:decode_open_type(Bytes,[])",nl}), emit({indent(6),"{Bytes,Attr1}",nl}), emit({indent(3),"end.",nl,nl}), ok; @@ -1396,77 +1209,42 @@ emit_default_getdec(ObjSetName,UniqueName) -> emit([indent(2), "fun(C,V,_,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]). -gen_inlined_dec_funs(Fields,[{typefield,Name,_}|Rest], - ObjSetName,NthObj) -> - CurrMod = get(currmod), - InternalDefFunName = [NthObj,Name,ObjSetName], - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - N=emit_inner_of_decfun(Type,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - N=emit_inner_of_decfun(Type,InternalDefFunName), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); - {value,{_,#'Externaltypereference'{module=CurrMod,type=T}}} -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'dec_",T,"'(Val, telltype)"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl}), - emit({indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"':'dec_",T,"'(Val, telltype)"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); - false -> - emit([indent(3),"fun(Type, Val, _, _) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," -> {Val,Type}"]), - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj) - end; -gen_inlined_dec_funs(Fields,[_|Rest],ObjSetName,NthObj) -> - gen_inlined_dec_funs(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs(_,[],_,NthObj) -> +gen_inlined_dec_funs(Fields, List, ObjSetName, NthObj0) -> + emit([indent(3),"fun(Type, Val, _, _) ->",nl, + indent(6),"case Type of",nl]), + NthObj = gen_inlined_dec_funs1(Fields, List, ObjSetName, "", NthObj0), + emit([nl,indent(6),"end",nl, + indent(3),"end"]), NthObj. -gen_inlined_dec_funs1(Fields,[{typefield,Name,_}|Rest], - ObjSetName,NthObj) -> +gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest], + ObjSetName, Sep0, NthObj) -> CurrentMod = get(currmod), InternalDefFunName = [NthObj,Name,ObjSetName], - N= - case lists:keysearch(Name,1,Fields) of - {value,{_,Type}} when is_record(Type,type) -> - emit({";",nl}), - emit_inner_of_decfun(Type,InternalDefFunName); - {value,{_,Type}} when is_record(Type,typedef) -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit_inner_of_decfun(Type,InternalDefFunName); - {value,{_,#'Externaltypereference'{module=CurrentMod,type=T}}} -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"'dec_",T,"'(Val,telltype)"]), - 0; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit([";",nl,indent(9),{asis,Name}," ->",nl]), - emit([indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]), - 0; - false -> - emit([";",nl, - indent(9),{asis,Name}," -> {Val,Type}"]), - 0 - end, - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj+N); -gen_inlined_dec_funs1(Fields,[_|Rest],ObjSetName,NthObj)-> - gen_inlined_dec_funs1(Fields,Rest,ObjSetName,NthObj); -gen_inlined_dec_funs1(_,[],_,NthObj) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), - NthObj. + emit(Sep0), + Sep = [";",nl], + N = case lists:keyfind(Name, 1, Fields) of + {_,#type{}=Type} -> + emit_inner_of_decfun(Type, InternalDefFunName); + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), + emit_inner_of_decfun(Type, InternalDefFunName); + {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'dec_",T,"'(Val,telltype)"]), + 0; + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]), + 0; + false -> + emit([indent(9),{asis,Name}," -> {Val,Type}"]), + 0 + end, + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); +gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj) -> + gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); +gen_inlined_dec_funs1(_, [], _, _, NthObj) -> NthObj. emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, InternalDefFunName) -> @@ -1492,7 +1270,7 @@ emit_inner_of_decfun(Type,_) when is_record(Type,type) -> case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - gen_dec_prim(erules,Type,"Val"); + gen_dec_prim(per, Type, "Val"); TRef when is_record(TRef,typereference) -> T = TRef#typereference.val, emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); @@ -1581,222 +1359,8 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> -gen_dec_prim(Erules,Att,BytesVar) -> - Typename = Att#type.def, - Constraint = Att#type.constraint, - case Typename of - 'INTEGER' -> - EffectiveConstr = effective_constraint(integer,Constraint), - emit_dec_integer(EffectiveConstr,BytesVar); -% emit({"?RT_PER:decode_integer(",BytesVar,",", -% {asis,EffectiveConstr},")"}); - {'INTEGER',NamedNumberList} -> - EffectiveConstr = effective_constraint(integer,Constraint), - emit_dec_integer(EffectiveConstr,BytesVar,NamedNumberList); -% emit({"?RT_PER:decode_integer(",BytesVar,",", -% {asis,EffectiveConstr},",", -% {asis,NamedNumberList},")"}); - - 'REAL' -> - emit(["?RT_PER:decode_real(",BytesVar,")"]); - - {'BIT STRING',NamedNumberList} -> - case get(compact_bit_string) of - true -> - emit({"?RT_PER:decode_compact_bit_string(", - BytesVar,",",{asis,Constraint},",", - {asis,NamedNumberList},")"}); - _ -> - emit({"?RT_PER:decode_bit_string(",BytesVar,",", - {asis,Constraint},",", - {asis,NamedNumberList},")"}) - end; - 'NULL' -> - emit({"?RT_PER:decode_null(", - BytesVar,")"}); - 'OBJECT IDENTIFIER' -> - emit({"?RT_PER:decode_object_identifier(", - BytesVar,")"}); - 'RELATIVE-OID' -> - emit({"?RT_PER:decode_relative_oid(", - BytesVar,")"}); - 'ObjectDescriptor' -> - emit({"?RT_PER:decode_ObjectDescriptor(", - BytesVar,")"}); - {'ENUMERATED',{NamedNumberList1,NamedNumberList2}} -> - NewTup = {list_to_tuple([X||{X,_} <- NamedNumberList1]), - list_to_tuple([X||{X,_} <- NamedNumberList2])}, - NewC = [{'ValueRange',{0,size(element(1,NewTup))-1}}], - emit({"?RT_PER:decode_enumerated(",BytesVar,",", - {asis,NewC},",", - {asis,NewTup},")"}); - {'ENUMERATED',NamedNumberList} -> - NewNNL = [X||{X,_} <- NamedNumberList], - NewC = effective_constraint(integer, - [{'ValueRange',{0,length(NewNNL)-1}}]), - emit_dec_enumerated(BytesVar,NewC,NewNNL); - 'BOOLEAN'-> - emit({"?RT_PER:decode_boolean(",BytesVar,")"}); - - 'OCTET STRING' -> - emit_dec_octet_string(Constraint,BytesVar); - - 'NumericString' -> - emit_dec_known_multiplier_string('NumericString', - Constraint,BytesVar); - TString when TString == 'TeletexString'; - TString == 'T61String' -> - emit({"?RT_PER:decode_TeletexString(",BytesVar,",", - {asis,Constraint},")"}); - - 'VideotexString' -> - emit({"?RT_PER:decode_VideotexString(",BytesVar,",", - {asis,Constraint},")"}); - - 'UTCTime' -> - emit_dec_known_multiplier_string('VisibleString', - Constraint,BytesVar); - 'GeneralizedTime' -> - emit_dec_known_multiplier_string('VisibleString', - Constraint,BytesVar); - 'GraphicString' -> - emit({"?RT_PER:decode_GraphicString(",BytesVar,",", - {asis,Constraint},")"}); - - 'VisibleString' -> - emit_dec_known_multiplier_string('VisibleString', - Constraint,BytesVar); - 'GeneralString' -> - emit({"?RT_PER:decode_GeneralString(",BytesVar,",", - {asis,Constraint},")"}); - - 'PrintableString' -> - emit_dec_known_multiplier_string('PrintableString', - Constraint,BytesVar); - 'IA5String' -> - emit_dec_known_multiplier_string('IA5String',Constraint,BytesVar); - - 'BMPString' -> - emit_dec_known_multiplier_string('BMPString',Constraint,BytesVar); - - 'UniversalString' -> - emit_dec_known_multiplier_string('UniversalString', - Constraint,BytesVar); - - 'UTF8String' -> - emit({"?RT_PER:decode_UTF8String(",BytesVar,")"}); - 'ANY' -> - emit(["?RT_PER:decode_open_type(",BytesVar,",", - {asis,Constraint}, ")"]); - 'ASN1_OPEN_TYPE' -> - case Constraint of - [#'Externaltypereference'{type=Tname}] -> - emit(["fun(FBytes) ->",nl, - " {XTerm,XBytes} = "]), - emit(["?RT_PER:decode_open_type(FBytes,[]),",nl]), - emit([" {YTerm,_} = dec_",Tname,"(XTerm,mandatory),",nl]), - emit([" {YTerm,XBytes} end(",BytesVar,")"]); - [#type{def=#'Externaltypereference'{type=Tname}}] -> - emit(["fun(FBytes) ->",nl, - " {XTerm,XBytes} = "]), - emit(["?RT_PER:decode_open_type(FBytes,[]),",nl]), - emit([" {YTerm,_} = dec_",Tname,"(XTerm,mandatory),",nl]), - emit([" {YTerm,XBytes} end(",BytesVar,")"]); - _ -> - emit(["?RT_PER:decode_open_type(",BytesVar,",[])"]) - end; - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(Att#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_dec_prim(Erules,InnerType,BytesVar); - T -> - gen_dec_prim(Erules,Att#type{def=T},BytesVar) - end; - Other -> - exit({'cant decode' ,Other}) - end. - - -emit_dec_integer(C,BytesVar,NNL) -> - asn1ct_name:new(tmpterm), - asn1ct_name:new(buffer), - Tmpterm = asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), - Buffer = asn1ct_gen:mk_var(asn1ct_name:curr(buffer)), - emit({" begin {",{curr,tmpterm},",",{curr,buffer},"} = ",nl}), - emit_dec_integer(C,BytesVar), - emit({",",nl," case ",Tmpterm," of",nl}), - lists:map(fun({Name,Int})->emit({" ",Int," -> {",{asis,Name},",", - Buffer,"};",nl}); - (_)-> exit({error,{asn1,{"error in named number list",NNL}}}) - end, - NNL), - emit({" _ -> {",Tmpterm,",",Buffer,"}",nl}), - emit({" end",nl}), % end of case - emit(" end"). % end of begin - -emit_dec_integer([{'SingleValue',Int}],BytesVar) when is_integer(Int) -> - emit(["{",Int,",",BytesVar,"}"]); -emit_dec_integer([{_,{Lb,_Ub},_Range,{BitsOrOctets,N}}],BytesVar) -> - GetBorO = - case BitsOrOctets of - bits -> "getbits"; - _ -> "getoctets" - end, - asn1ct_name:new(tmpterm), - asn1ct_name:new(tmpremain), - emit({" begin",nl," {",{curr,tmpterm},",",{curr,tmpremain},"}=", - "?RT_PER:",GetBorO,"(",BytesVar,",",N,"),",nl}), - emit({" {",{curr,tmpterm},"+",Lb,",",{curr,tmpremain},"}",nl, - " end"}); -emit_dec_integer([{_,{'MIN',_}}],BytesVar) -> - emit({"?RT_PER:decode_unconstrained_number(",BytesVar,")"}); -emit_dec_integer([{_,{Lb,'MAX'}}],BytesVar) -> - emit({"?RT_PER:decode_semi_constrained_number(",BytesVar,",",Lb,")"}); -emit_dec_integer([{'ValueRange',VR={Lb,Ub}}],BytesVar) -> - Range = Ub-Lb+1, - emit({"?RT_PER:decode_constrained_number(",BytesVar,",", - {asis,VR},",",Range,")"}); -emit_dec_integer(C=[{Rc,_}],BytesVar) when is_tuple(Rc) -> - emit({"?RT_PER:decode_integer(",BytesVar,",",{asis,C},")"}); -emit_dec_integer(_,BytesVar) -> - emit({"?RT_PER:decode_unconstrained_number(",BytesVar,")"}). - - -emit_dec_enumerated(BytesVar,C,NamedNumberList) -> - emit_dec_enumerated_begin(),% emits a begin if component - asn1ct_name:new(tmpterm), - Tmpterm = asn1ct_gen:mk_var(asn1ct_name:curr(tmpterm)), - asn1ct_name:new(tmpremain), - Tmpremain = asn1ct_gen:mk_var(asn1ct_name:curr(tmpremain)), - emit({" {",{curr,tmpterm},",",{curr,tmpremain},"} =",nl}), - emit_dec_integer(C,BytesVar), - emit({",",nl," case ",Tmpterm," of "}), - - Cases=lists:flatten(dec_enumerated_cases(NamedNumberList,Tmpremain,0)), - emit({Cases++"_->exit({error,{asn1,{decode_enumerated,{",Tmpterm, - ",",{asis,NamedNumberList},"}}}}) end",nl}), - emit_dec_enumerated_end(). - -emit_dec_enumerated_begin() -> - case get(component_type) of - {true,_} -> - emit({" begin",nl}); - _ -> ok - end. - -emit_dec_enumerated_end() -> - case get(component_type) of - {true,_} -> - emit(" end"); - _ -> ok - end. - - -dec_enumerated_cases([Name|Rest],Tmpremain,No) -> - io_lib:format("~w->{~w,~s};",[No,Name,Tmpremain])++ - dec_enumerated_cases(Rest,Tmpremain,No+1); -dec_enumerated_cases([],_,_) -> - "". +gen_dec_prim(Erules, Att, BytesVar) -> + asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar). %% For PER the ExtensionAdditionGroup notation has significance for the encoding and decoding %% the components within the ExtensionAdditionGroup is treated in a similar way as if they diff --git a/lib/asn1/src/asn1ct_imm.erl b/lib/asn1/src/asn1ct_imm.erl new file mode 100644 index 0000000000..4b2c3b1b65 --- /dev/null +++ b/lib/asn1/src/asn1ct_imm.erl @@ -0,0 +1,766 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%% +-module(asn1ct_imm). +-export([per_dec_raw_bitstring/2, + per_dec_boolean/0,per_dec_enumerated/2,per_dec_enumerated/3, + per_dec_extension_map/1, + per_dec_integer/2,per_dec_k_m_string/3, + per_dec_length/3,per_dec_named_integer/3, + per_dec_octet_string/2,per_dec_open_type/1,per_dec_real/1, + per_dec_restricted_string/1]). +-export([optimize_alignment/1,optimize_alignment/2, + dec_slim_cg/2,dec_code_gen/2]). +-export([effective_constraint/2]). +-import(asn1ct_gen, [emit/1]). + +-record(st, {var, + base}). + +dec_slim_cg(Imm0, BytesVar) -> + {Imm,_} = optimize_alignment(Imm0), + asn1ct_name:new(v), + [H|T] = atom_to_list(asn1ct_name:curr(v)) ++ "@", + VarBase = [H-($a-$A)|T], + St0 = #st{var=0,base=VarBase}, + {Res,Pre,_} = flatten(Imm, BytesVar, St0), + dcg_list_outside(Pre), + Res. + +dec_code_gen(Imm, BytesVar) -> + emit(["begin",nl]), + {Dst,DstBuf} = dec_slim_cg(Imm, BytesVar), + emit([",",nl, + "{",Dst,",",DstBuf,"}",nl, + "end"]), + ok. + +optimize_alignment(Imm) -> + opt_al(Imm, unknown). + +optimize_alignment(Imm, Al) -> + opt_al(Imm, Al). + + +per_dec_boolean() -> + {map,{get_bits,1,[1]},[{0,false},{1,true}]}. + +per_dec_enumerated([{V,_}], _Aligned) -> + {value,V}; +per_dec_enumerated(NamedList0, Aligned) -> + Ub = length(NamedList0) - 1, + Constraint = [{'ValueRange',{0,Ub}}], + Int = per_dec_integer(Constraint, Aligned), + EnumTail = case matched_range(Int) of + {0,Ub} -> + %% The error case can never happen. + []; + _ -> + [enum_error] + end, + NamedList = per_dec_enumerated_fix_list(NamedList0, EnumTail, 0), + {map,Int,NamedList}. + +per_dec_enumerated(BaseNamedList, NamedListExt0, Aligned) -> + Base = per_dec_enumerated(BaseNamedList, Aligned), + NamedListExt = per_dec_enumerated_fix_list(NamedListExt0, + [enum_default], 0), + Ext = {map,per_dec_normally_small_number(Aligned),NamedListExt}, + bit_case(Base, Ext). + +per_dec_extension_map(Aligned) -> + Len = {add,per_dec_normally_small_number(Aligned),1}, + {get_bits,Len,[1,bitstring]}. + +per_dec_integer(Constraint0, Aligned) -> + Constraint = effective_constraint(integer, Constraint0), + per_dec_integer_1(Constraint, Aligned). + +per_dec_length(SingleValue, _, _Aligned) when is_integer(SingleValue) -> + {value,SingleValue}; +per_dec_length({S,S}, _, _Aligned) when is_integer(S) -> + {value,S}; +per_dec_length({{_,_}=Constr,_}, AllowZero, Aligned) -> + bit_case(per_dec_length(Constr, AllowZero, Aligned), + per_dec_length(undefined, AllowZero, Aligned)); +per_dec_length({Lb,Ub}, _AllowZero, Aligned) when is_integer(Lb), + is_integer(Lb), + Ub =< 65535 -> + per_dec_constrained(Lb, Ub, Aligned); +per_dec_length({_,_}, AllowZero, Aligned) -> + decode_unconstrained_length(AllowZero, Aligned); +per_dec_length(undefined, AllowZero, Aligned) -> + decode_unconstrained_length(AllowZero, Aligned). + +per_dec_named_integer(Constraint, NamedList0, Aligned) -> + Int = per_dec_integer(Constraint, Aligned), + NamedList = [{K,V} || {V,K} <- NamedList0] ++ [integer_default], + {map,Int,NamedList}. + +per_dec_k_m_string(StringType, Constraint, Aligned) -> + SzConstr = get_constraint(Constraint, 'SizeConstraint'), + N = string_num_bits(StringType, Constraint, Aligned), + Imm = dec_string(SzConstr, N, Aligned), + Chars = char_tab(Constraint, StringType, N), + convert_string(N, Chars, Imm). + +per_dec_octet_string(Constraint, Aligned) -> + dec_string(Constraint, 8, Aligned). + +per_dec_raw_bitstring(Constraint, Aligned) -> + dec_string(Constraint, 1, Aligned). + +per_dec_open_type(Aligned) -> + {get_bits,decode_unconstrained_length(true, Aligned), + [8,binary,{align,Aligned}]}. + +per_dec_real(Aligned) -> + Dec = fun(V, Buf) -> + emit(["{",{call,real_common,decode_real,[V]}, + com,Buf,"}"]) + end, + {call,Dec, + {get_bits,decode_unconstrained_length(true, Aligned), + [8,binary,{align,Aligned}]}}. + +per_dec_restricted_string(Aligned) -> + DecLen = decode_unconstrained_length(true, Aligned), + {get_bits,DecLen,[8,binary]}. + + +%%% +%%% Local functions. +%%% + +dec_string(Sv, U, _Aligned) when is_integer(Sv), U*Sv =< 16 -> + {get_bits,Sv,[U,binary]}; +dec_string(Sv, U, Aligned) when is_integer(Sv), Sv < 16#10000 -> + {get_bits,Sv,[U,binary,{align,Aligned}]}; +dec_string([_|_]=C, U, Aligned) when is_list(C) -> + dec_string({hd(C),lists:max(C)}, U, Aligned); +dec_string({Sv,Sv}, U, Aligned) -> + dec_string(Sv, U, Aligned); +dec_string({{_,_}=C,_}, U, Aligned) -> + bit_case(dec_string(C, U, Aligned), + dec_string(no, U, Aligned)); +dec_string({Lb,Ub}, U, Aligned) when Ub < 16#10000 -> + Len = per_dec_constrained(Lb, Ub, Aligned), + {get_bits,Len,[U,binary,{align,Aligned}]}; +dec_string(_, U, Aligned) -> + Al = [{align,Aligned}], + DecRest = fun(V, Buf) -> + asn1ct_func:call(per_common, + decode_fragmented, + [V,Buf,U]) + end, + {'case',[{test,{get_bits,1,[1|Al]},0, + {value,{get_bits, + {get_bits,7,[1]}, + [U,binary]}}}, + {test,{get_bits,1,[1|Al]},1, + {test,{get_bits,1,[1]},0, + {value,{get_bits, + {get_bits,14,[1]}, + [U,binary]}}}}, + {test,{get_bits,1,[1|Al]},1, + {test,{get_bits,1,[1]},1, + {value,{call,DecRest,{get_bits,6,[1]}}}}}]}. + +per_dec_enumerated_fix_list([{V,_}|T], Tail, N) -> + [{N,V}|per_dec_enumerated_fix_list(T, Tail, N+1)]; +per_dec_enumerated_fix_list([], Tail, _) -> Tail. + +per_dec_integer_1([{'SingleValue',Value}], _Aligned) -> + {value,Value}; +per_dec_integer_1([{'ValueRange',{Lb,'MAX'}}], Aligned) when is_integer(Lb) -> + per_dec_unconstrained(Aligned); +per_dec_integer_1([{'ValueRange',{Lb,Ub}}], Aligned) when is_integer(Lb), + is_integer(Ub) -> + per_dec_constrained(Lb, Ub, Aligned); +per_dec_integer_1([{{_,_}=Constr0,_}], Aligned) -> + Constr = effective_constraint(integer, [Constr0]), + bit_case(per_dec_integer(Constr, Aligned), + per_dec_unconstrained(Aligned)); +per_dec_integer_1([], Aligned) -> + per_dec_unconstrained(Aligned). + +per_dec_unconstrained(Aligned) -> + {get_bits,decode_unconstrained_length(false, Aligned),[8,signed]}. + +per_dec_constrained(Lb, Ub, false) -> + Range = Ub - Lb + 1, + Get = {get_bits,uper_num_bits(Range),[1]}, + add_lb(Lb, Get); +per_dec_constrained(Lb, Ub, true) -> + Range = Ub - Lb + 1, + Get = if + Range =< 255 -> + {get_bits,per_num_bits(Range),[1,unsigned]}; + Range == 256 -> + {get_bits,1,[8,unsigned,{align,true}]}; + Range =< 65536 -> + {get_bits,2,[8,unsigned,{align,true}]}; + true -> + RangeOctLen = byte_size(binary:encode_unsigned(Range - 1)), + {get_bits,per_dec_length({1,RangeOctLen}, false, true), + [8,unsigned,{align,true}]} + end, + add_lb(Lb, Get). + +add_lb(0, Get) -> Get; +add_lb(Lb, Get) -> {add,Get,Lb}. + +per_dec_normally_small_number(Aligned) -> + Small = {get_bits,6,[1]}, + Unlimited = per_decode_semi_constrained(0, Aligned), + bit_case(Small, Unlimited). + +per_decode_semi_constrained(Lb, Aligned) -> + add_lb(Lb, {get_bits,decode_unconstrained_length(false, Aligned),[8]}). + +bit_case(Base, Ext) -> + {'case',[{test,{get_bits,1,[1]},0,Base}, + {test,{get_bits,1,[1]},1,Ext}]}. + +decode_unconstrained_length(AllowZero, Aligned) -> + Al = [{align,Aligned}], + Zero = case AllowZero of + false -> [non_zero]; + true -> [] + end, + {'case',[{test,{get_bits,1,[1|Al]},0, + {value,{get_bits,7,[1|Zero]}}}, + {test,{get_bits,1,[1|Al]},1, + {test,{get_bits,1,[1]},0, + {value,{get_bits,14,[1|Zero]}}}}]}. + +uper_num_bits(N) -> + uper_num_bits(N, 1, 0). + +uper_num_bits(N, T, B) when N =< T -> B; +uper_num_bits(N, T, B) -> uper_num_bits(N, T bsl 1, B+1). + +per_num_bits(2) -> 1; +per_num_bits(N) when N =< 4 -> 2; +per_num_bits(N) when N =< 8 -> 3; +per_num_bits(N) when N =< 16 -> 4; +per_num_bits(N) when N =< 32 -> 5; +per_num_bits(N) when N =< 64 -> 6; +per_num_bits(N) when N =< 128 -> 7; +per_num_bits(N) when N =< 255 -> 8. + +matched_range({get_bits,Bits0,[U|Flags]}) when is_integer(U) -> + case lists:member(signed, Flags) of + false -> + Bits = U*Bits0, + {0,(1 bsl Bits) - 1}; + true -> + unknown + end; +matched_range(_Op) -> unknown. + +string_num_bits(StringType, Constraint, Aligned) -> + case get_constraint(Constraint, 'PermittedAlphabet') of + {'SingleValue',Sv} -> + charbits(length(Sv), Aligned); + no -> + case StringType of + 'IA5String' -> + charbits(128, Aligned); + 'VisibleString' -> + charbits(95, Aligned); + 'PrintableString' -> + charbits(74, Aligned); + 'NumericString' -> + charbits(11, Aligned); + 'UniversalString' -> + 32; + 'BMPString' -> + 16 + end + end. + +charbits(NumChars, false) -> + uper_num_bits(NumChars); +charbits(NumChars, true) -> + 1 bsl uper_num_bits(uper_num_bits(NumChars)). + +convert_string(8, notab, Imm) -> + {convert,binary_to_list,Imm}; +convert_string(NumBits, notab, Imm) when NumBits < 8 -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_chars, + [V,NumBits]},com,Buf,"}"]) + end, + {call,Dec,Imm}; +convert_string(NumBits, notab, Imm) when NumBits =:= 16 -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_chars_16bit, + [V]},com,Buf,"}"]) + end, + {call,Dec,Imm}; +convert_string(NumBits, notab, Imm) -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_big_chars, + [V,NumBits]},com,Buf,"}"]) + end, + {call,Dec,Imm}; +convert_string(NumBits, Chars, Imm) -> + Dec = fun(V, Buf) -> + emit(["{",{call,per_common,decode_chars, + [V,NumBits,{asis,Chars}]},com,Buf,"}"]) + end, + {call,Dec,Imm}. + +char_tab(C, StringType, NumBits) -> + case get_constraint(C, 'PermittedAlphabet') of + {'SingleValue',Sv} -> + char_tab_1(Sv, NumBits); + no -> + case StringType of + 'IA5String' -> + notab; + 'VisibleString' -> + notab; + 'PrintableString' -> + Chars = " '()+,-./0123456789:=?" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz", + char_tab_1(Chars, NumBits); + 'NumericString' -> + char_tab_1(" 0123456789", NumBits); + 'UniversalString' -> + notab; + 'BMPString' -> + notab + end + end. + +char_tab_1(Chars, NumBits) -> + Max = lists:max(Chars), + BitValMax = (1 bsl NumBits) - 1, + if + Max =< BitValMax -> + notab; + true -> + list_to_tuple(lists:sort(Chars)) + end. + +%%% +%%% Remove unnecessary aligning to octet boundaries. +%%% + +opt_al({get_bits,E0,Opts0}, A0) -> + {E,A1} = opt_al(E0, A0), + Opts = opt_al_1(A1, Opts0), + A = update_al(A1, E, Opts), + {{get_bits,E,Opts},A}; +opt_al({call,Fun,E0}, A0) -> + {E,A} = opt_al(E0, A0), + {{call,Fun,E},A}; +opt_al({convert,Op,E0}, A0) -> + {E,A} = opt_al(E0, A0), + {{convert,Op,E},A}; +opt_al({value,V}=Term, A) when is_integer(V); is_atom(V) -> + {Term,A}; +opt_al({value,E0}, A0) -> + {E,A} = opt_al(E0, A0), + {{value,E},A}; +opt_al({add,E0,I}, A0) when is_integer(I) -> + {E,A} = opt_al(E0, A0), + {{add,E,I},A}; +opt_al({test,E0,V,B0}, A0) -> + {E,A1} = opt_al(E0, A0), + {B,A2} = opt_al(B0, A1), + {{test,E,V,B},A2}; +opt_al({'case',Cs0}, A0) -> + {Cs,A} = opt_al_cs(Cs0, A0), + {{'case',Cs},A}; +opt_al({map,E0,Cs}, A0) -> + {E,A} = opt_al(E0, A0), + {{map,E,Cs},A}; +opt_al(I, A) when is_integer(I) -> + {I,A}. + +opt_al_cs([C0|Cs0], A0) -> + {C,A1} = opt_al(C0, A0), + {Cs,A2} = opt_al_cs(Cs0, A0), + {[C|Cs],merge_al(A1, A2)}; +opt_al_cs([], _) -> {[],none}. + +merge_al(unknown, _) -> unknown; +merge_al(Other, none) -> Other; +merge_al(_, unknown) -> unknown; +merge_al(I0, I1) -> + case {I0 rem 8,I1 rem 8} of + {I,I} -> I; + {_,_} -> unknown + end. + +opt_al_1(unknown, Opts) -> + Opts; +opt_al_1(A, Opts0) -> + case alignment(Opts0) of + none -> + Opts0; + full -> + case A rem 8 of + 0 -> + %% Already in alignment. + proplists:delete(align, Opts0); + Bits -> + %% Cheaper alignment with a constant padding. + Opts1 = proplists:delete(align, Opts0), + [{align,8-Bits }|Opts1] + end; + A -> %Assertion. + Opts0 + end. + +update_al(A0, E, Opts) -> + A = case alignment(Opts) of + none -> A0; + full -> 0; + Bits when is_integer(A0) -> + 0 = (A0 + Bits) rem 8; %Assertion. + _ -> + 0 + end, + [U] = [U || U <- Opts, is_integer(U)], + if + U rem 8 =:= 0 -> A; + is_integer(A), is_integer(E) -> A + U*E; + true -> unknown + end. + +%%% +%%% Flatten the intermediate format and assign temporaries. +%%% + +flatten({get_bits,I,U}, Buf0, St0) when is_integer(I) -> + {Dst,St} = new_var_pair(St0), + Gb = {get_bits,{I,Buf0},U,Dst}, + flatten_align(Gb, [], St); +flatten({get_bits,E0,U}, Buf0, St0) -> + {E,Pre,St1} = flatten(E0, Buf0, St0), + {Dst,St2} = new_var_pair(St1), + Gb = {get_bits,E,U,Dst}, + flatten_align(Gb, Pre, St2); +flatten({test,{get_bits,I,U},V,E0}, Buf0, St0) when is_integer(I) -> + {DstBuf0,St1} = new_var("Buf", St0), + Gb = {get_bits,{I,Buf0},U,{V,DstBuf0}}, + {{_Dst,DstBuf},Pre0,St2} = flatten_align(Gb, [], St1), + {E,Pre1,St3} = flatten(E0, DstBuf, St2), + {E,Pre0++Pre1,St3}; +flatten({add,E0,I}, Buf0, St0) -> + {{Src,Buf},Pre,St1} = flatten(E0, Buf0, St0), + {Dst,St} = new_var("Add", St1), + {{Dst,Buf},Pre++[{add,Src,I,Dst}],St}; +flatten({'case',Cs0}, Buf0, St0) -> + {Dst,St1} = new_var_pair(St0), + {Cs1,St} = flatten_cs(Cs0, Buf0, St1), + {Al,Cs2} = flatten_hoist_align(Cs1), + {Dst,Al++[{'case',Buf0,Cs2,Dst}],St}; +flatten({map,E0,Cs0}, Buf0, St0) -> + {{E,DstBuf},Pre,St1} = flatten(E0, Buf0, St0), + {Dst,St2} = new_var("Int", St1), + Cs = flatten_map_cs(Cs0, E), + {{Dst,DstBuf},Pre++[{'map',E,Cs,{Dst,DstBuf}}],St2}; +flatten({value,V}, Buf0, St0) when is_atom(V) -> + {{"'"++atom_to_list(V)++"'",Buf0},[],St0}; +flatten({value,V0}, Buf0, St0) when is_integer(V0) -> + {{V0,Buf0},[],St0}; +flatten({value,V0}, Buf0, St0) -> + flatten(V0, Buf0, St0); +flatten({convert,Op,E0}, Buf0, St0) -> + {{E,Buf},Pre,St1} = flatten(E0, Buf0, St0), + {Dst,St2} = new_var("Conv", St1), + {{Dst,Buf},Pre++[{convert,Op,E,Dst}],St2}; +flatten({call,Fun,E0}, Buf0, St0) -> + {Src,Pre,St1} = flatten(E0, Buf0, St0), + {Dst,St2} = new_var_pair(St1), + {Dst,Pre++[{call,Fun,Src,Dst}],St2}. + +flatten_cs([C0|Cs0], Buf, St0) -> + {C,Pre,St1} = flatten(C0, Buf, St0), + {Cs,St2} = flatten_cs(Cs0, Buf, St0), + St3 = St2#st{var=max(St1#st.var, St2#st.var)}, + {[Pre++[{return,C}]|Cs],St3}; +flatten_cs([], _, St) -> {[],St}. + +flatten_map_cs(Cs, Var) -> + flatten_map_cs_1(Cs, {Var,Cs}). + +flatten_map_cs_1([{K,V}|Cs], DefData) -> + [{{asis,K},{asis,V}}|flatten_map_cs_1(Cs, DefData)]; +flatten_map_cs_1([integer_default], {Int,_}) -> + [{'_',Int}]; +flatten_map_cs_1([enum_default], {Int,_}) -> + [{'_',["{asn1_enum,",Int,"}"]}]; +flatten_map_cs_1([enum_error], {Var,Cs}) -> + Vs = [V || {_,V} <- Cs], + [{'_',["exit({error,{asn1,{decode_enumerated,{",Var,",", + {asis,Vs},"}}}})"]}]; +flatten_map_cs_1([], _) -> []. + +flatten_hoist_align([[{align_bits,_,_}=Ab|T]|Cs]) -> + flatten_hoist_align_1(Cs, Ab, [T]); +flatten_hoist_align(Cs) -> {[],Cs}. + +flatten_hoist_align_1([[Ab|T]|Cs], Ab, Acc) -> + flatten_hoist_align_1(Cs, Ab, [T|Acc]); +flatten_hoist_align_1([], Ab, Acc) -> + {[Ab],lists:reverse(Acc)}. + +flatten_align({get_bits,{SrcBits,SrcBuf},U,Dst}=Gb0, Pre, St0) -> + case alignment(U) of + none -> + flatten_align_1(U, Dst, Pre++[Gb0], St0); + full -> + {PadBits,St1} = new_var("Pad", St0), + {DstBuf,St2} = new_var("Buf", St1), + Ab = {align_bits,SrcBuf,PadBits}, + Agb = {get_bits,{PadBits,SrcBuf},[1],{'_',DstBuf}}, + Gb = {get_bits,{SrcBits,DstBuf},U,Dst}, + flatten_align_1(U, Dst, Pre++[Ab,Agb,Gb], St2); + PadBits when is_integer(PadBits), PadBits > 0 -> + {DstBuf,St1} = new_var("Buf", St0), + Agb = {get_bits,{PadBits,SrcBuf},[1],{'_',DstBuf}}, + Gb = {get_bits,{SrcBits,DstBuf},U,Dst}, + flatten_align_1(U, Dst, Pre++[Agb,Gb], St1) + end. + +flatten_align_1(U, {D,_}=Dst, Pre, St) -> + case is_non_zero(U) of + false -> + {Dst,Pre,St}; + true -> + {Dst,Pre++[{non_zero,D}],St} + end. + +new_var_pair(St0) -> + {Var,St1} = new_var("V", St0), + {Buf,St2} = new_var("Buf", St1), + {{Var,Buf},St2}. + +new_var(Tag, #st{base=VarBase,var=N}=St) -> + {VarBase++Tag++integer_to_list(N),St#st{var=N+1}}. + +alignment([{align,false}|_]) -> none; +alignment([{align,true}|_]) -> full; +alignment([{align,Bits}|_]) -> Bits; +alignment([_|T]) -> alignment(T); +alignment([]) -> none. + +is_non_zero(Fl) -> + lists:member(non_zero, Fl). + +%%% +%%% Generate Erlang code from the flattened intermediate format. +%%% + +dcg_list_outside([{align_bits,Buf,SzVar}|T]) -> + emit([SzVar," = bit_size(",Buf,") band 7"]), + iter_dcg_list_outside(T); +dcg_list_outside([{'case',Buf,Cs,Dst}|T]) -> + dcg_case(Buf, Cs, Dst), + iter_dcg_list_outside(T); +dcg_list_outside([{'map',Val,Cs,Dst}|T]) -> + dcg_map(Val, Cs, Dst), + iter_dcg_list_outside(T); +dcg_list_outside([{add,S1,S2,Dst}|T]) -> + emit([Dst," = ",S1," + ",S2]), + iter_dcg_list_outside(T); +dcg_list_outside([{return,{V,Buf}}|T]) -> + emit(["{",V,",",Buf,"}"]), + iter_dcg_list_outside(T); +dcg_list_outside([{call,Fun,{V,Buf},{Dst,DstBuf}}|T]) -> + emit(["{",Dst,",",DstBuf,"} = "]), + Fun(V, Buf), + iter_dcg_list_outside(T); +dcg_list_outside([{convert,Op,V,Dst}|T]) -> + emit([Dst," = ",Op,"(",V,")"]), + iter_dcg_list_outside(T); +dcg_list_outside([{get_bits,{_,Buf0},_,_}|_]=L0) -> + emit("<<"), + {L,Buf} = dcg_list_inside(L0, buf), + emit([Buf,"/bitstring>> = ",Buf0]), + iter_dcg_list_outside(L); +dcg_list_outside([]) -> + emit("ignore"), + ok. + +iter_dcg_list_outside([_|_]=T) -> + emit([",",nl]), + dcg_list_outside(T); +iter_dcg_list_outside([]) -> ok. + +dcg_case(Buf, Cs, {Dst,DstBuf}) -> + emit(["{",Dst,",",DstBuf,"} = case ",Buf," of",nl]), + dcg_case_cs(Cs), + emit("end"). + +dcg_case_cs([C|Cs]) -> + emit("<<"), + {T0,DstBuf} = dcg_list_inside(C, buf), + emit([DstBuf,"/bitstring>>"]), + T1 = dcg_guard(T0), + dcg_list_outside(T1), + case Cs of + [] -> emit([nl]); + [_|_] -> emit([";",nl]) + end, + dcg_case_cs(Cs); +dcg_case_cs([]) -> ok. + +dcg_guard([{non_zero,Src}|T]) -> + emit([" when ",Src," =/= 0 ->",nl]), + T; +dcg_guard(T) -> + emit([" ->",nl]), + T. + +dcg_map(Val, Cs, {Dst,_}) -> + emit([Dst," = case ",Val," of",nl]), + dcg_map_cs(Cs), + emit("end"). + +dcg_map_cs([{K,V}]) -> + emit([K," -> ",V,nl]); +dcg_map_cs([{K,V}|Cs]) -> + emit([K," -> ",V,";",nl]), + dcg_map_cs(Cs). + +dcg_list_inside([{get_bits,{Sz,_},Fl0,{Dst,DstBuf}}|T], _) -> + Fl = bit_flags(Fl0, []), + emit([mk_dest(Dst),":",Sz,Fl,","]), + dcg_list_inside(T, DstBuf); +dcg_list_inside(L, Dst) -> {L,Dst}. + +bit_flags([{align,_}|T], Acc) -> + bit_flags(T, Acc); +bit_flags([non_zero|T], Acc) -> + bit_flags(T, Acc); +bit_flags([U|T], Acc) when is_integer(U) -> + bit_flags(T, ["unit:"++integer_to_list(U)|Acc]); +bit_flags([H|T], Acc) -> + bit_flags(T, [atom_to_list(H)|Acc]); +bit_flags([], []) -> + ""; +bit_flags([], Acc) -> + case "/" ++ bit_flags_1(Acc, "") of + "/unit:1" -> []; + Opts -> Opts + end. + + +bit_flags_1([H|T], Sep) -> + Sep ++ H ++ bit_flags_1(T, "-"); +bit_flags_1([], _) -> []. + +mk_dest(I) when is_integer(I) -> + integer_to_list(I); +mk_dest(S) -> S. + +%% effective_constraint(Type,C) +%% Type = atom() +%% C = [C1,...] +%% C1 = {'SingleValue',SV} | {'ValueRange',VR} | {atom(),term()} +%% SV = integer() | [integer(),...] +%% VR = {Lb,Ub} +%% Lb = 'MIN' | integer() +%% Ub = 'MAX' | integer() +%% Returns a single value if C only has a single value constraint, and no +%% value range constraints, that constrains to a single value, otherwise +%% returns a value range that has the lower bound set to the lowest value +%% of all single values and lower bound values in C and the upper bound to +%% the greatest value. +effective_constraint(integer,[C={{_,_},_}|_Rest]) -> % extension + [C]; +effective_constraint(integer, C) -> + SVs = get_constraints(C, 'SingleValue'), + SV = effective_constr('SingleValue', SVs), + VRs = get_constraints(C, 'ValueRange'), + VR = effective_constr('ValueRange', VRs), + greatest_common_range(SV, VR); +effective_constraint(bitstring, C) -> + get_constraint(C, 'SizeConstraint'). + +effective_constr(_, []) -> []; +effective_constr('SingleValue', List) -> + SVList = lists:flatten(lists:map(fun(X) -> element(2, X) end, List)), + %% Sort and remove duplicates before generating SingleValue or ValueRange + %% In case of ValueRange, also check for 'MIN and 'MAX' + case lists:usort(SVList) of + [N] -> + [{'SingleValue',N}]; + [_|_]=L -> + [{'ValueRange',{least_Lb(L),greatest_Ub(L)}}] + end; +effective_constr('ValueRange', List) -> + LBs = lists:map(fun({_,{Lb,_}}) -> Lb end, List), + UBs = lists:map(fun({_,{_,Ub}}) -> Ub end, List), + Lb = least_Lb(LBs), + [{'ValueRange',{Lb,lists:max(UBs)}}]. + +greatest_common_range([], VR) -> + VR; +greatest_common_range(SV, []) -> + SV; +greatest_common_range([{_,Int}], [{_,{'MIN',Ub}}]) + when is_integer(Int), Int > Ub -> + [{'ValueRange',{'MIN',Int}}]; +greatest_common_range([{_,Int}],[{_,{Lb,Ub}}]) + when is_integer(Int), Int < Lb -> + [{'ValueRange',{Int,Ub}}]; +greatest_common_range([{_,Int}],VR=[{_,{_Lb,_Ub}}]) when is_integer(Int) -> + VR; +greatest_common_range([{_,L}],[{_,{Lb,Ub}}]) when is_list(L) -> + Min = least_Lb([Lb|L]), + Max = greatest_Ub([Ub|L]), + [{'ValueRange',{Min,Max}}]; +greatest_common_range([{_,{Lb1,Ub1}}], [{_,{Lb2,Ub2}}]) -> + Min = least_Lb([Lb1,Lb2]), + Max = greatest_Ub([Ub1,Ub2]), + [{'ValueRange',{Min,Max}}]. + + +least_Lb(L) -> + case lists:member('MIN', L) of + true -> 'MIN'; + false -> lists:min(L) + end. + +greatest_Ub(L) -> + case lists:member('MAX', L) of + true -> 'MAX'; + false -> lists:max(L) + end. + +get_constraint(C, Key) -> + case lists:keyfind(Key, 1, C) of + false -> no; + {_,V} -> V + end. + +get_constraints([{Key,_}=Pair|T], Key) -> + [Pair|get_constraints(T, Key)]; +get_constraints([_|T], Key) -> + get_constraints(T, Key); +get_constraints([], _) -> []. diff --git a/lib/asn1/src/asn1ct_parser2.erl b/lib/asn1/src/asn1ct_parser2.erl index 7301f49085..9e1fcce2b1 100644 --- a/lib/asn1/src/asn1ct_parser2.erl +++ b/lib/asn1/src/asn1ct_parser2.erl @@ -924,19 +924,8 @@ parse_UnionsRec([{'|',_}|Rest]) -> {V1,V2} -> {[V1,union,V2],Rest3} end; -parse_UnionsRec([{'UNION',_}|Rest]) -> - {InterSec,Rest2} = parse_Intersections(Rest), - {URec,Rest3} = parse_UnionsRec(Rest2), - case {InterSec,URec} of - {V1,[]} -> - {V1,Rest3}; - {{'SingleValue',V1},{'SingleValue',V2}} -> - {{'SingleValue',ordsets:union(to_set(V1),to_set(V2))},Rest3}; - {V1,V2} when is_list(V2) -> - {[V1] ++ [union|V2],Rest3}; - {V1,V2} -> - {[V1,union,V2],Rest3} - end; +parse_UnionsRec([{'UNION',Info}|Rest]) -> + parse_UnionsRec([{'|',Info}|Rest]); parse_UnionsRec(Tokens) -> {[],Tokens}. @@ -971,20 +960,8 @@ parse_IElemsRec([{'^',_}|Rest]) -> {V1,V2} -> {[V1,intersection,V2],Rest3} end; -parse_IElemsRec([{'INTERSECTION',_}|Rest]) -> - {InterSec,Rest2} = parse_IntersectionElements(Rest), - {IRec,Rest3} = parse_IElemsRec(Rest2), - case {InterSec,IRec} of - {{'SingleValue',V1},{'SingleValue',V2}} -> - {{'SingleValue', - ordsets:intersection(to_set(V1),to_set(V2))},Rest3}; - {V1,[]} -> - {V1,Rest3}; - {V1,V2} when is_list(V2) -> - {[V1] ++ [intersection|V2],Rest3}; - {V1,V2} -> - {[V1,intersection,V2],Rest3} - end; +parse_IElemsRec([{'INTERSECTION',Info}|Rest]) -> + parse_IElemsRec([{'^',Info}|Rest]); parse_IElemsRec(Tokens) -> {[],Tokens}. diff --git a/lib/asn1/src/asn1ct_value.erl b/lib/asn1/src/asn1ct_value.erl index 9013baef92..764555c4d2 100644 --- a/lib/asn1/src/asn1ct_value.erl +++ b/lib/asn1/src/asn1ct_value.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -54,7 +54,7 @@ from_type(M,Typename,Type) when is_record(Type,type) -> {notype,_} -> true; {primitive,bif} -> - from_type_prim(Type,get_encoding_rule(M)); + from_type_prim(M, Type); 'ASN1_OPEN_TYPE' -> case Type#type.constraint of [#'Externaltypereference'{type=TrefConstraint}] -> @@ -65,7 +65,7 @@ from_type(M,Typename,Type) when is_record(Type,type) -> end; {constructed,bif} when Typename == ['EXTERNAL'] -> Val=from_type_constructed(M,Typename,InnerType,Type), - asn1rt_check:transform_to_EXTERNAL1994(Val); + asn1ct_eval_ext:transform_to_EXTERNAL1994(Val); {constructed,bif} -> from_type_constructed(M,Typename,InnerType,Type) end; @@ -164,7 +164,7 @@ gen_list(_,_,_,0) -> gen_list(M,Typename,Oftype,N) -> [from_type(M,Typename,Oftype)|gen_list(M,Typename,Oftype,N-1)]. -from_type_prim(D,Erule) -> +from_type_prim(M, D) -> C = D#type.constraint, case D#type.def of 'INTEGER' -> @@ -212,18 +212,7 @@ from_type_prim(D,Erule) -> NN = [X||{X,_} <- NamedNumberList], case NN of [] -> - Bl1 =lists:reverse(adjust_list(size_random(C),[1,0,1,1])), - Bl2 = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end,Bl1)), - case {length(Bl2),get_constraint(C,'SizeConstraint')} of - {Len,Len} -> - Bl2; - {_Len,Int} when is_integer(Int) -> - Bl1; - {Len,{Min,_}} when Min > Len -> - Bl1; - _ -> - Bl2 - end; + random_unnamed_bit_string(M, C); _ -> [lists:nth(random(length(NN)),NN)] end; @@ -303,12 +292,7 @@ from_type_prim(D,Erule) -> adjust_list(size_random(C),c_string(C,"BMPString")); 'UTF8String' -> {ok,Res}=asn1rt:utf8_list_to_binary(adjust_list(random(50),[$U,$T,$F,$8,$S,$t,$r,$i,$n,$g,16#ffff,16#fffffff,16#ffffff,16#fffff,16#fff])), - case Erule of - per -> - binary_to_list(Res); - _ -> - Res - end; + Res; 'UniversalString' -> adjust_list(size_random(C),c_string(C,"UniversalString")); XX -> @@ -325,6 +309,32 @@ c_string(C,Default) -> Default end. +random_unnamed_bit_string(M, C) -> + Bl1 = lists:reverse(adjust_list(size_random(C), [1,0,1,1])), + Bl2 = lists:reverse(lists:dropwhile(fun(0)-> true; + (1) -> false + end,Bl1)), + Val = case {length(Bl2),get_constraint(C, 'SizeConstraint')} of + {Len,Len} -> + Bl2; + {_Len,Int} when is_integer(Int) -> + Bl1; + {Len,{Min,_}} when Min > Len -> + Bl1; + _ -> + Bl2 + end, + case M:bit_string_format() of + legacy -> + Val; + bitstring -> + << <<B:1>> || B <- Val >>; + compact -> + BitString = << <<B:1>> || B <- Val >>, + PadLen = (8 - (bit_size(BitString) band 7)) band 7, + {PadLen,<<BitString/bitstring,0:PadLen>>} + end. + %% FIXME: %% random_sign(integer) -> %% case random(2) of @@ -440,20 +450,9 @@ get_encoding_rule(M) -> end. open_type_value(ber) -> - [4,9,111,112,101,110,95,116,121,112,101]; -open_type_value(ber_bin) -> -% [4,9,111,112,101,110,95,116,121,112,101]; - <<4,9,111,112,101,110,95,116,121,112,101>>; -open_type_value(ber_bin_v2) -> -% [4,9,111,112,101,110,95,116,121,112,101]; <<4,9,111,112,101,110,95,116,121,112,101>>; -open_type_value(per) -> - "\n\topen_type"; %octet string value "open_type" -open_type_value(per_bin) -> - <<"\n\topen_type">>; -% <<10,9,111,112,101,110,95,116,121,112,101>>; open_type_value(_) -> - [4,9,111,112,101,110,95,116,121,112,101]. + <<"\n\topen_type">>. %octet string value "open_type" to_textual_order({Root,Ext}) -> {to_textual_order(Root),Ext}; diff --git a/lib/asn1/src/asn1rt_ber_bin.erl b/lib/asn1/src/asn1rt_ber_bin.erl deleted file mode 100644 index 22f9f2ecfd..0000000000 --- a/lib/asn1/src/asn1rt_ber_bin.erl +++ /dev/null @@ -1,2471 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2000-2010. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_ber_bin). - -%% encoding / decoding of BER - --export([decode/1]). --export([fixoptionals/2,split_list/2,cindex/3,restbytes2/3, - list_to_record/2, - encode_tag_val/1,decode_tag/1,peek_tag/1, - check_tags/3, encode_tags/3]). --export([encode_boolean/2,decode_boolean/3, - encode_integer/3,encode_integer/4, - decode_integer/4,decode_integer/5,encode_enumerated/2, - encode_enumerated/4,decode_enumerated/5, - encode_real/2, encode_real/3, - decode_real/2, decode_real/4, - encode_bit_string/4,decode_bit_string/6, - decode_compact_bit_string/6, - encode_octet_string/3,decode_octet_string/5, - encode_null/2,decode_null/3, - encode_object_identifier/2,decode_object_identifier/3, - encode_relative_oid/2,decode_relative_oid/3, - encode_restricted_string/4,decode_restricted_string/6, - encode_universal_string/3,decode_universal_string/5, - encode_UTF8_string/3, decode_UTF8_string/3, - encode_BMP_string/3,decode_BMP_string/5, - encode_generalized_time/3,decode_generalized_time/5, - encode_utc_time/3,decode_utc_time/5, - encode_length/1,decode_length/1, - check_if_valid_tag/3, - decode_tag_and_length/1, decode_components/6, - decode_components/7, decode_set/6]). - --export([encode_open_type/1,encode_open_type/2,decode_open_type/1,decode_open_type/2,decode_open_type/3]). --export([skipvalue/1, skipvalue/2,skip_ExtensionAdditions/2]). - --include("asn1_records.hrl"). - -% the encoding of class of tag bits 8 and 7 --define(UNIVERSAL, 0). --define(APPLICATION, 16#40). --define(CONTEXT, 16#80). --define(PRIVATE, 16#C0). - -%%% primitive or constructed encoding % bit 6 --define(PRIMITIVE, 0). --define(CONSTRUCTED, 2#00100000). - -%%% The tag-number for universal types --define(N_BOOLEAN, 1). --define(N_INTEGER, 2). --define(N_BIT_STRING, 3). --define(N_OCTET_STRING, 4). --define(N_NULL, 5). --define(N_OBJECT_IDENTIFIER, 6). --define(N_OBJECT_DESCRIPTOR, 7). --define(N_EXTERNAL, 8). --define(N_REAL, 9). --define(N_ENUMERATED, 10). --define(N_EMBEDDED_PDV, 11). --define(N_UTF8String, 12). --define('N_RELATIVE-OID',13). --define(N_SEQUENCE, 16). --define(N_SET, 17). --define(N_NumericString, 18). --define(N_PrintableString, 19). --define(N_TeletexString, 20). --define(N_VideotexString, 21). --define(N_IA5String, 22). --define(N_UTCTime, 23). --define(N_GeneralizedTime, 24). --define(N_GraphicString, 25). --define(N_VisibleString, 26). --define(N_GeneralString, 27). --define(N_UniversalString, 28). --define(N_BMPString, 30). - - -% the complete tag-word of built-in types --define(T_BOOLEAN, ?UNIVERSAL bor ?PRIMITIVE bor 1). --define(T_INTEGER, ?UNIVERSAL bor ?PRIMITIVE bor 2). --define(T_BIT_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 3). % can be CONSTRUCTED --define(T_OCTET_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 4). % can be CONSTRUCTED --define(T_NULL, ?UNIVERSAL bor ?PRIMITIVE bor 5). --define(T_OBJECT_IDENTIFIER,?UNIVERSAL bor ?PRIMITIVE bor 6). --define(T_OBJECT_DESCRIPTOR,?UNIVERSAL bor ?PRIMITIVE bor 7). --define(T_EXTERNAL, ?UNIVERSAL bor ?PRIMITIVE bor 8). --define(T_REAL, ?UNIVERSAL bor ?PRIMITIVE bor 9). --define(T_ENUMERATED, ?UNIVERSAL bor ?PRIMITIVE bor 10). --define(T_EMBEDDED_PDV, ?UNIVERSAL bor ?PRIMITIVE bor 11). --define(T_SEQUENCE, ?UNIVERSAL bor ?CONSTRUCTED bor 16). --define(T_SET, ?UNIVERSAL bor ?CONSTRUCTED bor 17). --define(T_NumericString, ?UNIVERSAL bor ?PRIMITIVE bor 18). %can be constructed --define(T_PrintableString, ?UNIVERSAL bor ?PRIMITIVE bor 19). %can be constructed --define(T_TeletexString, ?UNIVERSAL bor ?PRIMITIVE bor 20). %can be constructed --define(T_VideotexString, ?UNIVERSAL bor ?PRIMITIVE bor 21). %can be constructed --define(T_IA5String, ?UNIVERSAL bor ?PRIMITIVE bor 22). %can be constructed --define(T_UTCTime, ?UNIVERSAL bor ?PRIMITIVE bor 23). --define(T_GeneralizedTime, ?UNIVERSAL bor ?PRIMITIVE bor 24). --define(T_GraphicString, ?UNIVERSAL bor ?PRIMITIVE bor 25). %can be constructed --define(T_VisibleString, ?UNIVERSAL bor ?PRIMITIVE bor 26). %can be constructed --define(T_GeneralString, ?UNIVERSAL bor ?PRIMITIVE bor 27). %can be constructed --define(T_UniversalString, ?UNIVERSAL bor ?PRIMITIVE bor 28). %can be constructed --define(T_BMPString, ?UNIVERSAL bor ?PRIMITIVE bor 30). %can be constructed - - -decode(Bin) -> - decode_primitive(Bin). - -decode_primitive(Bin) -> - {Tlv = {Tag,Len,V},<<>>} = decode_tlv(Bin), - case element(2,Tag) of - ?CONSTRUCTED -> - {Tag,Len,decode_constructed(V)}; - _ -> - Tlv - end. - -decode_constructed(<<>>) -> - []; -decode_constructed(Bin) -> - {Tlv = {Tag,Len,V},Rest} = decode_tlv(Bin), - NewTlv = - case element(2,Tag) of - ?CONSTRUCTED -> - {Tag,Len,decode_constructed(V)}; - _ -> - Tlv - end, - [NewTlv|decode_constructed(Rest)]. - -decode_tlv(Bin) -> - {Tag,Bin1,_Rb1} = decode_tag(Bin), - {{Len,Bin2},_Rb2} = decode_length(Bin1), - <<V:Len/binary,Bin3/binary>> = Bin2, - {{Tag,Len,V},Bin3}. - - - -%%%%%%%%%%%%% -% split_list(List,HeadLen) -> {HeadList,TailList} -% -% splits List into HeadList (Length=HeadLen) and TailList -% if HeadLen == indefinite -> return {List,indefinite} -split_list(List,indefinite) -> - {List, indefinite}; -split_list(Bin, Len) when is_binary(Bin) -> - split_binary(Bin,Len); -split_list(List,Len) -> - {lists:sublist(List,Len),lists:nthtail(Len,List)}. - - -%%% new function which fixes a bug regarding indefinite length decoding -restbytes2(indefinite,<<0,0,RemBytes/binary>>,_) -> - {RemBytes,2}; -restbytes2(indefinite,RemBytes,ext) -> - skipvalue(indefinite,RemBytes); -restbytes2(RemBytes,<<>>,_) -> - {RemBytes,0}; -restbytes2(_RemBytes,Bytes,noext) -> - exit({error,{asn1, {unexpected,Bytes}}}); -restbytes2(RemBytes,Bytes,ext) -> -%% {RemBytes,0}. - {RemBytes,byte_size(Bytes)}. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% skipvalue(Length, Bytes) -> {RemainingBytes, RemovedNumberOfBytes} -%% -%% skips the one complete (could be nested) TLV from Bytes -%% handles both definite and indefinite length encodings -%% - -skipvalue(L, Bytes) -> - skipvalue(L, Bytes, 0). - -skipvalue(L, Bytes, Rb) -> - skipvalue(L, Bytes, Rb, 0). - -skipvalue(indefinite, Bytes, Rb, IndefLevel) -> - {T,Bytes2,R2} = decode_tag(Bytes), - {{L,Bytes3},R3} = decode_length(Bytes2), - case {T,L} of - {_,indefinite} -> - skipvalue(indefinite,Bytes3,Rb+R2+R3,IndefLevel+1); - {{0,0,0},0} when IndefLevel =:= 0 -> - %% See X690 8.1.5 NOTE, end of indefinite content - {Bytes3,Rb+2}; - {{0,0,0},0} -> - skipvalue(indefinite,Bytes3,Rb+2,IndefLevel - 1); - _ -> - <<_:L/binary, RestBytes/binary>> = Bytes3, - skipvalue(indefinite,RestBytes,Rb+R2+R3+L, IndefLevel) - %%{RestBytes, R2+R3+L} - end; -%% case Bytes4 of -%% <<0,0,Bytes5/binary>> -> -%% {Bytes5,Rb+Rb4+2}; -%% _ -> skipvalue(indefinite,Bytes4,Rb+Rb4) -%% end; -skipvalue(L, Bytes, Rb, _) -> -% <<Skip:L/binary, RestBytes/binary>> = Bytes, - <<_:L/binary, RestBytes/binary>> = Bytes, - {RestBytes,Rb+L}. - - -skipvalue(Bytes) -> - {_T,Bytes2,R2} = decode_tag(Bytes), - {{L,Bytes3},R3} = decode_length(Bytes2), - skipvalue(L,Bytes3,R2+R3). - - -cindex(Ix,Val,Cname) -> - case element(Ix,Val) of - {Cname,Val2} -> Val2; - X -> X - end. - -%%% -%% skips byte sequence of Bytes that do not match a tag in Tags -skip_ExtensionAdditions(Bytes,Tags) -> - skip_ExtensionAdditions(Bytes,Tags,0). -skip_ExtensionAdditions(<<>>,_Tags,RmB) -> - {<<>>,RmB}; -skip_ExtensionAdditions(Bytes,Tags,RmB) -> - case catch decode_tag(Bytes) of - {'EXIT',_Reason} -> - tag_error(no_data,Tags,Bytes,'OPTIONAL'); - {_T={Class,_Form,TagNo},_Bytes2,_R2} -> - case [X||X=#tag{class=Cl,number=TN} <- Tags,Cl==Class,TN==TagNo] of - [] -> - %% skip this TLV and continue with next - {Bytes3,R3} = skipvalue(Bytes), - skip_ExtensionAdditions(Bytes3,Tags,RmB+R3); - _ -> - {Bytes,RmB} - end - end. - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Optionals, preset not filled optionals with asn1_NOVALUE -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -% converts a list to a record if necessary -list_to_record(Name,List) when is_list(List) -> - list_to_tuple([Name|List]); -list_to_record(_Name,Tuple) when is_tuple(Tuple) -> - Tuple. - - -fixoptionals(OptList,Val) when is_list(Val) -> - fixoptionals(OptList,Val,1,[],[]). - -fixoptionals([{Name,Pos}|Ot],[{Name,Val}|Vt],_Opt,Acc1,Acc2) -> - fixoptionals(Ot,Vt,Pos+1,[1|Acc1],[{Name,Val}|Acc2]); -fixoptionals([{_Name,Pos}|Ot],V,Pos,Acc1,Acc2) -> - fixoptionals(Ot,V,Pos+1,[0|Acc1],[asn1_NOVALUE|Acc2]); -fixoptionals(O,[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals(O,Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals([],[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals([],Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals([],[],_,_Acc1,Acc2) -> - % return Val as a record - list_to_tuple([asn1_RECORDNAME|lists:reverse(Acc2)]). - - -%%encode_tag(TagClass(?UNI, APP etc), Form (?PRIM etx), TagInteger) -> -%% 8bit Int | binary -encode_tag_val({Class, Form, TagNo}) when (TagNo =< 30) -> - <<(Class bsr 6):2,(Form bsr 5):1,TagNo:5>>; - -encode_tag_val({Class, Form, TagNo}) -> - {Octets,_Len} = mk_object_val(TagNo), - BinOct = list_to_binary(Octets), - <<(Class bsr 6):2, (Form bsr 5):1, 31:5,BinOct/binary>>; - -%% asumes whole correct tag bitpattern, multiple of 8 -encode_tag_val(Tag) when (Tag =< 255) -> Tag; %% anv�nds denna funktion??!! -%% asumes correct bitpattern of 0-5 -encode_tag_val(Tag) -> encode_tag_val2(Tag,[]). - -encode_tag_val2(Tag, OctAck) when (Tag =< 255) -> - [Tag | OctAck]; -encode_tag_val2(Tag, OctAck) -> - encode_tag_val2(Tag bsr 8, [255 band Tag | OctAck]). - - -%%%encode_tag(TagClass(?UNI, APP etc), Form (?PRIM etx), TagInteger) -> -%%% 8bit Int | [list of octets] -%encode_tag_val({Class, Form, TagNo}) when (TagNo =< 30) -> -%%% <<Class:2,Form:1,TagNo:5>>; -% [Class bor Form bor TagNo]; -%encode_tag_val({Class, Form, TagNo}) -> -% {Octets,L} = mk_object_val(TagNo), -% [Class bor Form bor 31 | Octets]; - - -%%============================================================================\%% Peek on the initial tag -%% peek_tag(Bytes) -> TagBytes -%% interprets the first byte and possible second, third and fourth byte as -%% a tag and returns all the bytes comprising the tag, the constructed/primitive bit (6:th bit of first byte) is normalised to 0 -%% - -peek_tag(<<B7_6:2,_:1,31:5,Buffer/binary>>) -> - Bin = peek_tag(Buffer, <<>>), - <<B7_6:2,31:6,Bin/binary>>; -%% single tag (tagno < 31) -peek_tag(<<B7_6:2,_:1,B4_0:5,_Buffer/binary>>) -> - <<B7_6:2,B4_0:6>>. - -peek_tag(<<0:1,PartialTag:7,_Buffer/binary>>, TagAck) -> - <<TagAck/binary,PartialTag>>; -peek_tag(<<PartialTag,Buffer/binary>>, TagAck) -> - peek_tag(Buffer,<<TagAck/binary,PartialTag>>); -peek_tag(_,TagAck) -> - exit({error,{asn1, {invalid_tag,TagAck}}}). -%%peek_tag([Tag|Buffer]) when (Tag band 31) =:= 31 -> -%% [Tag band 2#11011111 | peek_tag(Buffer,[])]; -%%%% single tag (tagno < 31) -%%peek_tag([Tag|Buffer]) -> -%% [Tag band 2#11011111]. - -%%peek_tag([PartialTag|Buffer], TagAck) when (PartialTag < 128 ) -> -%% lists:reverse([PartialTag|TagAck]); -%%peek_tag([PartialTag|Buffer], TagAck) -> -%% peek_tag(Buffer,[PartialTag|TagAck]); -%%peek_tag(Buffer,TagAck) -> -%% exit({error,{asn1, {invalid_tag,lists:reverse(TagAck)}}}). - - -%%=============================================================================== -%% Decode a tag -%% -%% decode_tag(OctetListBuffer) -> {{Class, Form, TagNo}, RestOfBuffer, RemovedBytes} -%%=============================================================================== - -%% multiple octet tag -decode_tag(<<Class:2, Form:1, 31:5, Buffer/binary>>) -> - {TagNo, Buffer1, RemovedBytes} = decode_tag(Buffer, 0, 1), - {{(Class bsl 6), (Form bsl 5), TagNo}, Buffer1, RemovedBytes}; - -%% single tag (< 31 tags) -decode_tag(<<Class:2,Form:1,TagNo:5, Buffer/binary>>) -> - {{(Class bsl 6), (Form bsl 5), TagNo}, Buffer, 1}. - -%% last partial tag -decode_tag(<<0:1,PartialTag:7, Buffer/binary>>, TagAck, RemovedBytes) -> - TagNo = (TagAck bsl 7) bor PartialTag, - %%<<TagNo>> = <<TagAck:1, PartialTag:7>>, - {TagNo, Buffer, RemovedBytes+1}; -% more tags -decode_tag(<<_:1,PartialTag:7, Buffer/binary>>, TagAck, RemovedBytes) -> - TagAck1 = (TagAck bsl 7) bor PartialTag, - %%<<TagAck1:16>> = <<TagAck:1, PartialTag:7,0:8>>, - decode_tag(Buffer, TagAck1, RemovedBytes+1). - -%%------------------------------------------------------------------ -%% check_tags_i is the same as check_tags except that it stops and -%% returns the remaining tags not checked when it encounters an -%% indefinite length field -%% only called internally within this module - -check_tags_i([Tag], Buffer, OptOrMand) -> % optimized very usual case - {[],check_one_tag(Tag, Buffer, OptOrMand)}; -check_tags_i(Tags, Buffer, OptOrMand) -> - check_tags_i(Tags, Buffer, 0, OptOrMand). - -check_tags_i([Tag1,Tag2|TagRest], Buffer, Rb, OptOrMand) - when Tag1#tag.type == 'IMPLICIT' -> - check_tags_i([Tag1#tag{type=Tag2#tag.type}|TagRest], Buffer, Rb, OptOrMand); - -check_tags_i([Tag1|TagRest], Buffer, Rb, OptOrMand) -> - {Form_Length,Buffer2,Rb1} = check_one_tag(Tag1, Buffer, OptOrMand), - case TagRest of - [] -> {TagRest, {Form_Length, Buffer2, Rb + Rb1}}; - _ -> - case Form_Length of - {?CONSTRUCTED,_} -> - {TagRest, {Form_Length, Buffer2, Rb + Rb1}}; - _ -> - check_tags_i(TagRest, Buffer2, Rb + Rb1, mandatory) - end - end; - -check_tags_i([], Buffer, Rb, _) -> - {[],{{0,0},Buffer,Rb}}. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% This function is called from generated code - -check_tags([Tag], Buffer, OptOrMand) -> % optimized very usual case - check_one_tag(Tag, Buffer, OptOrMand); -check_tags(Tags, Buffer, OptOrMand) -> - check_tags(Tags, Buffer, 0, OptOrMand). - -check_tags([Tag1,Tag2|TagRest], Buffer, Rb, OptOrMand) - when Tag1#tag.type == 'IMPLICIT' -> - check_tags([Tag1#tag{type=Tag2#tag.type}|TagRest], Buffer, Rb, OptOrMand); - -check_tags([Tag1|TagRest], Buffer, Rb, OptOrMand) -> - {Form_Length,Buffer2,Rb1} = check_one_tag(Tag1, Buffer, OptOrMand), - case TagRest of - [] -> {Form_Length, Buffer2, Rb + Rb1}; - _ -> check_tags(TagRest, Buffer2, Rb + Rb1, mandatory) - end; - -check_tags([], Buffer, Rb, _) -> - {{0,0},Buffer,Rb}. - -check_one_tag(Tag=#tag{class=ExpectedClass,number=ExpectedNumber}, Buffer, OptOrMand) -> - case catch decode_tag(Buffer) of - {'EXIT',_Reason} -> - tag_error(no_data,Tag,Buffer,OptOrMand); - {{ExpectedClass,Form,ExpectedNumber},Buffer2,Rb} -> - {{L,Buffer3},RemBytes2} = decode_length(Buffer2), - {{Form,L}, Buffer3, RemBytes2+Rb}; - {ErrorTag,_,_} -> - tag_error(ErrorTag, Tag, Buffer, OptOrMand) - end. - -tag_error(ErrorTag, Tag, Buffer, OptOrMand) -> - case OptOrMand of - mandatory -> - exit({error,{asn1, {invalid_tag, - {ErrorTag, Tag, Buffer}}}}); - _ -> - exit({error,{asn1, {no_optional_tag, - {ErrorTag, Tag, Buffer}}}}) - end. -%%======================================================================= -%% -%% Encode all tags in the list Tags and return a possibly deep list of -%% bytes with tag and length encoded -%% -%% prepend_tags(Tags, BytesSoFar, LenSoFar) -> {Bytes, Len} -encode_tags(Tags, BytesSoFar, LenSoFar) -> - NewTags = encode_tags1(Tags, []), - %% NewTags contains the resulting tags in reverse order - encode_tags2(NewTags, BytesSoFar, LenSoFar). - -%encode_tags2([#tag{class=?UNIVERSAL,number=No}|Trest], BytesSoFar, LenSoFar) -> -% {Bytes2,L2} = encode_length(LenSoFar), -% encode_tags2(Trest,[[No|Bytes2],BytesSoFar], LenSoFar + 1 + L2); -encode_tags2([Tag|Trest], BytesSoFar, LenSoFar) -> - {Bytes1,L1} = encode_one_tag(Tag), - {Bytes2,L2} = encode_length(LenSoFar), - encode_tags2(Trest, [Bytes1,Bytes2|BytesSoFar], - LenSoFar + L1 + L2); -encode_tags2([], BytesSoFar, LenSoFar) -> - {BytesSoFar,LenSoFar}. - -encode_tags1([Tag1, Tag2| Trest], Acc) when Tag1#tag.type =:= 'IMPLICIT' -> - encode_tags1([Tag1#tag{type=Tag2#tag.type,form=Tag2#tag.form}|Trest],Acc); -encode_tags1([Tag1 | Trest], Acc) -> - encode_tags1(Trest, [Tag1|Acc]); -encode_tags1([], Acc) -> - Acc. % the resulting tags are returned in reverse order - -encode_one_tag(Bin) when is_binary(Bin) -> - {Bin,byte_size(Bin)}; -encode_one_tag(#tag{class=Class,number=No,type=Type, form = Form}) -> - NewForm = case Type of - 'EXPLICIT' -> - ?CONSTRUCTED; - _ -> - Form - end, - Bytes = encode_tag_val({Class,NewForm,No}), - {Bytes,size(Bytes)}. - -%%=============================================================================== -%% Change the tag (used when an implicit tagged type has a reference to something else) -%% The constructed bit in the tag is taken from the tag to be replaced. -%% -%% change_tag(NewTag,[Tag,Buffer]) -> [NewTag,Buffer] -%%=============================================================================== - -%change_tag({NewClass,NewTagNr}, Buffer) -> -% {{OldClass, OldForm, OldTagNo}, Buffer1, RemovedBytes} = decode_tag(lists:flatten(Buffer)), -% [encode_tag_val({NewClass, OldForm, NewTagNr}) | Buffer1]. - - -%%=============================================================================== -%% -%% This comment is valid for all the encode/decode functions -%% -%% C = Constraint -> typically {'ValueRange',LowerBound,UpperBound} -%% used for PER-coding but not for BER-coding. -%% -%% Val = Value. If Val is an atom then it is a symbolic integer value -%% (i.e the atom must be one of the names in the NamedNumberList). -%% The NamedNumberList is used to translate the atom to an integer value -%% before encoding. -%% -%%=============================================================================== - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_open_type(Value) -> CompleteList -%% Value = list of bytes of an already encoded value (the list must be flat) -%% | binary - -%% This version does not consider Explicit tagging of the open type. It -%% is only left because of backward compatibility. -encode_open_type(Val) when is_list(Val) -> - {Val, byte_size(list_to_binary(Val))}; -encode_open_type(Val) -> - {Val, byte_size(Val)}. - -%% -encode_open_type(Val, []) when is_list(Val) -> - {Val, byte_size(list_to_binary(Val))}; -encode_open_type(Val, []) -> - {Val, byte_size(Val)}; -encode_open_type(Val, Tag) when is_list(Val) -> - encode_tags(Tag, Val, byte_size(list_to_binary(Val))); -encode_open_type(Val, Tag) -> - encode_tags(Tag, Val, byte_size(Val)). - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_open_type(Buffer) -> Value -%% Bytes = [byte] with BER encoded data -%% Value = [byte] with decoded data (which must be decoded again as some type) -%% -decode_open_type(Bytes) -> -% {_Tag, Len, _RemainingBuffer, RemovedBytes} = decode_tag_and_length(Bytes), -% N = Len + RemovedBytes, - {_Tag, Len, RemainingBuffer, RemovedBytes} = decode_tag_and_length(Bytes), - {_RemainingBuffer2, RemovedBytes2} = skipvalue(Len, RemainingBuffer, RemovedBytes), - N = RemovedBytes2, - <<Val:N/binary, RemainingBytes/binary>> = Bytes, -% {Val, RemainingBytes, Len + RemovedBytes}. - {Val,RemainingBytes,N}. - -decode_open_type(<<>>,[]=ExplTag) -> % R9C-0.patch-40 - exit({error, {asn1,{no_optional_tag, ExplTag}}}); -decode_open_type(Bytes,ExplTag) -> - {Tag, Len, RemainingBuffer, RemovedBytes} = decode_tag_and_length(Bytes), - case {Tag,ExplTag} of -% {{Class,Form,32},[#tag{class=Class,number=No,form=32}]} -> -% {_Tag2, Len2, RemainingBuffer2, RemovedBytes2} = decode_tag_and_length(RemainingBuffer), -% {_RemainingBuffer3, RemovedBytes3} = skipvalue(Len2, RemainingBuffer2, RemovedBytes2), -% N = RemovedBytes3, -% <<_:RemovedBytes/unit:8,Val:N/binary,RemainingBytes/binary>> = Bytes, -% {Val, RemainingBytes, N + RemovedBytes}; - {{Class,Form,No},[#tag{class=Class,number=No,form=Form}]} -> - {_RemainingBuffer2, RemovedBytes2} = - skipvalue(Len, RemainingBuffer), - N = RemovedBytes2, - <<_:RemovedBytes/unit:8,Val:N/binary,RemainingBytes/binary>> = Bytes, - {Val, RemainingBytes, N + RemovedBytes}; - _ -> - {_RemainingBuffer2, RemovedBytes2} = - skipvalue(Len, RemainingBuffer, RemovedBytes), - N = RemovedBytes2, - <<Val:N/binary, RemainingBytes/binary>> = Bytes, - {Val, RemainingBytes, N} - end. - -decode_open_type(ber_bin,Bytes,ExplTag) -> - decode_open_type(Bytes,ExplTag); -decode_open_type(ber,Bytes,ExplTag) -> - {Val,RemBytes,Len}=decode_open_type(Bytes,ExplTag), - {binary_to_list(Val),RemBytes,Len}. - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Boolean, ITU_T X.690 Chapter 8.2 -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% encode_boolean(Integer, tag | notag) -> [octet list] -%%=============================================================================== - -encode_boolean({Name, Val}, DoTag) when is_atom(Name) -> - dotag(DoTag, ?N_BOOLEAN, encode_boolean(Val)); -encode_boolean(true,[]) -> - {[1,1,16#FF],3}; -encode_boolean(false,[]) -> - {[1,1,0],3}; -encode_boolean(Val, DoTag) -> - dotag(DoTag, ?N_BOOLEAN, encode_boolean(Val)). - -%% encode_boolean(Boolean) -> [Len, Boolean] = [1, $FF | 0] -encode_boolean(true) -> {[16#FF],1}; -encode_boolean(false) -> {[0],1}; -encode_boolean(X) -> exit({error,{asn1, {encode_boolean, X}}}). - - -%%=============================================================================== -%% decode_boolean(BuffList, HasTag, TotalLen) -> {true, Remain, RemovedBytes} | -%% {false, Remain, RemovedBytes} -%%=============================================================================== - -decode_boolean(Buffer, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_BOOLEAN}), - decode_boolean_notag(Buffer, NewTags, OptOrMand). - -decode_boolean_notag(Buffer, Tags, OptOrMand) -> - {RestTags, {FormLen,Buffer0,Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val,Buffer1,Rb1} = decode_boolean_notag(Buffer00, RestTags, OptOrMand), - {Buffer2, Rb2} = restbytes2(RestBytes,Buffer1,noext), - {Val, Buffer2, Rb0+Rb1+Rb2}; - {_,_} -> - decode_boolean2(Buffer0, Rb0) - end. - -decode_boolean2(<<0:8, Buffer/binary>>, RemovedBytes) -> - {false, Buffer, RemovedBytes + 1}; -decode_boolean2(<<_:8, Buffer/binary>>, RemovedBytes) -> - {true, Buffer, RemovedBytes + 1}; -decode_boolean2(Buffer, _) -> - exit({error,{asn1, {decode_boolean, Buffer}}}). - - -%%=========================================================================== -%% Integer, ITU_T X.690 Chapter 8.3 - -%% encode_integer(Constraint, Value, Tag) -> [octet list] -%% encode_integer(Constraint, Name, NamedNumberList, Tag) -> [octet list] -%% Value = INTEGER | {Name,INTEGER} -%% Tag = tag | notag -%%=========================================================================== - -encode_integer(C, Val, []) when is_integer(Val) -> - {EncVal,Len} = encode_integer(C, Val), - dotag_universal(?N_INTEGER,EncVal,Len); -encode_integer(C, Val, Tag) when is_integer(Val) -> - dotag(Tag, ?N_INTEGER, encode_integer(C, Val)); -encode_integer(C,{Name,Val},Tag) when is_atom(Name) -> - encode_integer(C,Val,Tag); -encode_integer(_, Val, _) -> - exit({error,{asn1, {encode_integer, Val}}}). - - -encode_integer(C, Val, NamedNumberList, Tag) when is_atom(Val) -> - case lists:keyfind(Val, 1, NamedNumberList) of - {_, NewVal} -> - dotag(Tag, ?N_INTEGER, encode_integer(C, NewVal)); - _ -> - exit({error,{asn1, {encode_integer_namednumber, Val}}}) - end; -encode_integer(C,{_,Val},NamedNumberList,Tag) -> - encode_integer(C,Val,NamedNumberList,Tag); -encode_integer(C, Val, _NamedNumberList, Tag) -> - dotag(Tag, ?N_INTEGER, encode_integer(C, Val)). - - -encode_integer(_C, Val) -> - Bytes = - if - Val >= 0 -> - encode_integer_pos(Val, []); - true -> - encode_integer_neg(Val, []) - end, - {Bytes,length(Bytes)}. - -encode_integer_pos(0, L=[B|_Acc]) when B < 128 -> - L; -encode_integer_pos(N, Acc) -> - encode_integer_pos((N bsr 8), [N band 16#ff| Acc]). - -encode_integer_neg(-1, L=[B1|_T]) when B1 > 127 -> - L; -encode_integer_neg(N, Acc) -> - encode_integer_neg(N bsr 8, [N band 16#ff|Acc]). - -%%=============================================================================== -%% decode integer -%% (Buffer, Range, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%%=============================================================================== - -decode_integer(Buffer, Range, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_INTEGER}), - decode_integer_notag(Buffer, Range, [], NewTags, OptOrMand). - -decode_integer(Buffer, Range, NamedNumberList, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_INTEGER}), - decode_integer_notag(Buffer, Range, NamedNumberList, NewTags, OptOrMand). - -decode_integer_notag(Buffer, Range, NamedNumberList, NewTags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(NewTags, Buffer, OptOrMand), -% Result = {Val, Buffer2, RemovedBytes} = - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00, RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_integer_notag(Buffer00, Range, NamedNumberList, - RestTags, OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_, Len} -> - Result = - decode_integer2(Len,Buffer0,Rb0+Len), - Result2 = check_integer_constraint(Result,Range), - resolve_named_value(Result2,NamedNumberList) - end. - -resolve_named_value(Result={Val,Buffer,RemBytes},NamedNumberList) -> - case NamedNumberList of - [] -> Result; - _ -> - NewVal = case lists:keyfind(Val, 2, NamedNumberList) of - {NamedVal, _} -> - NamedVal; - _ -> - Val - end, - {NewVal, Buffer, RemBytes} - end. - -check_integer_constraint(Result={Val, _Buffer,_},Range) -> - case Range of - [] -> % No length constraint - Result; - {Lb,Ub} when Val >= Lb, Ub >= Val -> % variable length constraint - Result; - Val -> % fixed value constraint - Result; - {_,_} -> - exit({error,{asn1,{integer_range,Range,Val}}}); - SingleValue when is_integer(SingleValue) -> - exit({error,{asn1,{integer_range,Range,Val}}}); - _ -> % some strange constraint that we don't support yet - Result - end. - -%%============================================================================ -%% Enumerated value, ITU_T X.690 Chapter 8.4 - -%% encode enumerated value -%%============================================================================ -encode_enumerated(Val, []) when is_integer(Val) -> - {EncVal,Len} = encode_integer(false,Val), - dotag_universal(?N_ENUMERATED,EncVal,Len); -encode_enumerated(Val, DoTag) when is_integer(Val) -> - dotag(DoTag, ?N_ENUMERATED, encode_integer(false,Val)); -encode_enumerated({Name,Val}, DoTag) when is_atom(Name) -> - encode_enumerated(Val, DoTag). - -%% The encode_enumerated functions below this line can be removed when the -%% new code generation is stable. (the functions might have to be kept here -%% a while longer for compatibility reasons) - -encode_enumerated(C, Val, {NamedNumberList,ExtList}, DoTag) when is_atom(Val) -> - case catch encode_enumerated(C, Val, NamedNumberList, DoTag) of - {'EXIT',_} -> encode_enumerated(C, Val, ExtList, DoTag); - Result -> Result - end; - -encode_enumerated(C, Val, NamedNumberList, DoTag) when is_atom(Val) -> - case lists:keyfind(Val, 1, NamedNumberList) of - {_, NewVal} when DoTag =:= [] -> - {EncVal,Len} = encode_integer(C,NewVal), - dotag_universal(?N_ENUMERATED,EncVal,Len); - {_, NewVal} -> - dotag(DoTag, ?N_ENUMERATED, encode_integer(C, NewVal)); - _ -> - exit({error,{asn1, {enumerated_not_in_range, Val}}}) - end; - -encode_enumerated(C, {asn1_enum, Val}, {_,_}, DoTag) when is_integer(Val) -> - dotag(DoTag, ?N_ENUMERATED, encode_integer(C,Val)); - -encode_enumerated(C, {Name,Val}, NamedNumberList, DoTag) when is_atom(Name) -> - encode_enumerated(C, Val, NamedNumberList, DoTag); - -encode_enumerated(_, Val, _, _) -> - exit({error,{asn1, {enumerated_not_namednumber, Val}}}). - - - -%%============================================================================ -%% decode enumerated value -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> -%% {Value, RemainingBuffer, RemovedBytes} -%%=========================================================================== -decode_enumerated(Buffer, Range, NamedNumberList, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_ENUMERATED}), - decode_enumerated_notag(Buffer, Range, NamedNumberList, - NewTags, OptOrMand). - -decode_enumerated_notag(Buffer, Range, NNList = {NamedNumberList,ExtList}, Tags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_enumerated_notag(Buffer00, Range, NNList, RestTags, OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - {Val01, Buffer01, Rb01} = - decode_integer2(Len, Buffer0, Rb0+Len), - case decode_enumerated1(Val01, NamedNumberList) of - {asn1_enum,Val01} -> - {decode_enumerated1(Val01,ExtList), Buffer01, Rb01}; - Result01 -> - {Result01, Buffer01, Rb01} - end - end; - -decode_enumerated_notag(Buffer, Range, NNList, Tags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_enumerated_notag(Buffer00, Range, NNList, RestTags, OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - {Val01, Buffer02, Rb02} = - decode_integer2(Len, Buffer0, Rb0+Len), - case decode_enumerated1(Val01, NNList) of - {asn1_enum,_} -> - exit({error,{asn1, {illegal_enumerated, Val01}}}); - Result01 -> - {Result01, Buffer02, Rb02} - end - end. - -decode_enumerated1(Val, NamedNumberList) -> - %% it must be a named integer - case lists:keyfind(Val, 2, NamedNumberList) of - {NamedVal, _} -> - NamedVal; - _ -> - {asn1_enum,Val} - end. - - -%%============================================================================ -%% -%% Real value, ITU_T X.690 Chapter 8.5 -%%============================================================================ -%% -%% encode real value -%%============================================================================ - -%% only base 2 internally so far!! -encode_real(_C,0, DoTag) -> - dotag(DoTag, ?N_REAL, {[],0}); -encode_real(_C,'PLUS-INFINITY', DoTag) -> - dotag(DoTag, ?N_REAL, {[64],1}); -encode_real(_C,'MINUS-INFINITY', DoTag) -> - dotag(DoTag, ?N_REAL, {[65],1}); -encode_real(C,Val, DoTag) when is_tuple(Val); is_list(Val) -> - dotag(DoTag, ?N_REAL, encode_real(C,Val)). - -%%%%%%%%%%%%%% -%% only base 2 encoding! -%% binary encoding: -%% +------------+ +------------+ +-+-+-+-+---+---+ -%% | (tag)9 | | n + p + 1 | |1|S|BB |FF |EE | -%% +------------+ +------------+ +-+-+-+-+---+---+ -%% -%% +------------+ +------------+ -%% | | | | -%% +------------+ ...+------------+ -%% n octets for exponent -%% -%% +------------+ +------------+ -%% | | | | -%% +------------+ ...+------------+ -%% p octets for pos mantissa -%% -%% S is 0 for positive sign -%% 1 for negative sign -%% BB: encoding base, 00 = 2, (01 = 8, 10 = 16) -%% 01 and 10 not used -%% FF: scale factor 00 = 0 (used in base 2 encoding) -%% EE: encoding of the exponent: -%% 00 - on the following octet -%% 01 - on the 2 following octets -%% 10 - on the 3 following octets -%% 11 - encoding of the length of the two's-complement encoding of -%% exponent on the following octet, and two's-complement -%% encoding of exponent on the other octets. -%% -%% In DER and base 2 encoding the mantissa is encoded as value 0 or -%% bit shifted until it is an odd number. Thus, do this for BER as -%% well. -%% This interface also used by RT_COMMON -encode_real(_C,{Mantissa, Base, Exponent}) when Base =:= 2 -> -%% io:format("Mantissa: ~w Base: ~w, Exp: ~w~n",[Man, Base, Exp]), - {Man,ExpAdd} = truncate_zeros(Mantissa), %% DER adjustment - Exp = Exponent + ExpAdd, - OctExp = if Exp >= 0 -> list_to_binary(encode_integer_pos(Exp, [])); - true -> list_to_binary(encode_integer_neg(Exp, [])) - end, -%% ok = io:format("OctExp: ~w~n",[OctExp]), - SignBit = if Man > 0 -> 0; % bit 7 is pos or neg, no Zeroval - true -> 1 - end, -%% ok = io:format("SignBitMask: ~w~n",[SignBitMask]), - SFactor = 0, - OctExpLen = size(OctExp), - if OctExpLen > 255 -> - exit({error,{asn1, {to_big_exp_in_encode_real, OctExpLen}}}); - true -> true %% make real assert later.. - end, - {LenCode, EOctets} = case OctExpLen of % bit 2,1 - 1 -> {0, OctExp}; - 2 -> {1, OctExp}; - 3 -> {2, OctExp}; - _ -> {3, <<OctExpLen, OctExp/binary>>} - end, - BB = 0, %% 00 for base 2 - FirstOctet = <<1:1,SignBit:1,BB:2,SFactor:2,LenCode:2>>, - OctMantissa = if Man > 0 -> list_to_binary(minimum_octets(Man)); - true -> list_to_binary(minimum_octets(-(Man))) % signbit keeps track of sign - end, - %% ok = io:format("LenMask: ~w EOctets: ~w~nFirstOctet: ~w OctMantissa: ~w OctExpLen: ~w~n", [LenMask, EOctets, FirstOctet, OctMantissa, OctExpLen]), - Bin = <<FirstOctet/binary, EOctets/binary, OctMantissa/binary>>, - {Bin, size(Bin)}; -encode_real(C,{Mantissa,Base,Exponent}) - when Base =:= 10, is_integer(Mantissa), is_integer(Exponent) -> - %% always encode as NR3 due to DER on the format - %% mmmm.Eseeee where - %% m := digit - %% s := '-' | '+' | [] - %% '+' only allowed in +0 - %% e := digit - %% ex: 1234.E-5679 -%% {Man,AddExp} = truncate_zeros(Mantissa,0), -%% ManNum = trunc(Mantissa), -%% {TruncatedMan,NumZeros} = truncate_zeros10(Mantissa), - ManStr = integer_to_list(Mantissa), - - encode_real_as_string(C,ManStr,Exponent); -encode_real(_C,{_,Base,_}) -> - exit({error,{asn1, {encode_real_non_supported_encodeing, Base}}}); -%% base 10 -encode_real(C,Real) when is_list(Real) -> - %% The Real string may come in as a NR1, NR2 or NR3 string. - {Mantissa, Exponent} = - case string:tokens(Real,"Ee") of - [NR2] -> - {NR2,0}; - [NR3MB,NR3E] -> - %% remove beginning zeros - {NR3MB,list_to_integer(NR3E)} - end, - - %% .Decimal | Number | Number.Decimal - ZeroDecimal = - fun("0") -> ""; - (L) -> L - end, - {NewMantissa,LenDecimal} = - case Mantissa of - [$.|Dec] -> - NewMan = remove_trailing_zeros(Dec), - {NewMan,length(ZeroDecimal(NewMan))}; - _ -> - case string:tokens(Mantissa,",.") of - [Num] -> %% No decimal-mark - {integer_to_list(list_to_integer(Num)),0}; - [Num,Dec] -> - NewDec = ZeroDecimal(remove_trailing_zeros(Dec)), - NewMan = integer_to_list(list_to_integer(Num)) ++ NewDec, - {integer_to_list(list_to_integer(NewMan)), - length(NewDec)} - end - end, - -% DER_Exponent = integer_to_list(Exponent - ExpReduce), - encode_real_as_string(C,NewMantissa,Exponent - LenDecimal). - -encode_real_as_string(_C,Mantissa,Exponent) - when is_list(Mantissa), is_integer(Exponent) -> - %% Remove trailing zeros in Mantissa and add this to Exponent - TruncMant = remove_trailing_zeros(Mantissa), - - ExpIncr = length(Mantissa) - length(TruncMant), - - ExpStr = integer_to_list(Exponent + ExpIncr), - - ExpBin = - case ExpStr of - "0" -> - <<"E+0">>; - _ -> - ExpB = list_to_binary(ExpStr), - <<$E,ExpB/binary>> - end, - ManBin = list_to_binary(TruncMant), - NR3 = 3, - {<<NR3,ManBin/binary,$.,ExpBin/binary>>,2 + size(ManBin) + size(ExpBin)}. - -remove_trailing_zeros(IntStr) -> - case lists:dropwhile(fun($0)-> true; - (_) -> false - end, lists:reverse(IntStr)) of - [] -> - "0"; - ReversedIntStr -> - lists:reverse(ReversedIntStr) - end. - -truncate_zeros(Num) -> - truncate_zeros(Num,0). -truncate_zeros(0,Sum) -> - {0,Sum}; -truncate_zeros(M,Sum) -> - case M band 16#f =:= M band 16#e of - true -> truncate_zeros(M bsr 1,Sum+1); - _ -> {M,Sum} - end. - - -%%============================================================================ -%% decode real value -%% -%% decode_real([OctetBufferList], tuple|value, tag|notag) -> -%% {{Mantissa, Base, Exp} | realval | PLUS-INFINITY | MINUS-INFINITY | 0, -%% RestBuff} -%% -%% only for base 2 decoding sofar!! -%%============================================================================ - -decode_real(Buffer, C, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_REAL}), - decode_real_notag(Buffer, C, NewTags, OptOrMand). - -%% This interface used by RT_COMMON -decode_real(Buffer,Len) -> - decode_real2(Buffer,[],Len,0). - -decode_real_notag(Buffer, C, Tags, OptOrMand) -> - {_RestTags, {{_,Len}, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - decode_real2(Buffer0, C, Len, Rb0). - -decode_real2(Buffer, _C, 0, _RemBytes) -> - {0,Buffer}; -decode_real2(Buffer0, _C, Len, RemBytes1) -> - <<First, Buffer2/binary>> = Buffer0, - if - First =:= 2#01000000 -> {'PLUS-INFINITY', Buffer2}; - First =:= 2#01000001 -> {'MINUS-INFINITY', Buffer2}; -%% First =:= 2#00000000 -> {0, Buffer2}; - First =:= 1 orelse First =:= 2 orelse First =:= 3 -> - %% charcter string encoding of base 10 - {NRx,Rest} = split_binary(Buffer2,Len-1), - {binary_to_list(NRx),Rest,Len}; - true -> - %% have some check here to verify only supported bases (2) - %% not base 8 or 16 - <<_B7:1,Sign:1,BB:2,_FF:2,EE:2>> = <<First>>, - Base = - case BB of - 0 -> 2; % base 2, only one so far - _ -> exit({error,{asn1, {non_supported_base, BB}}}) - end, - {FirstLen, {Exp, Buffer3,_Rb2}, RemBytes2} = - case EE of - 0 -> {2, decode_integer2(1, Buffer2, RemBytes1), RemBytes1+1}; - 1 -> {3, decode_integer2(2, Buffer2, RemBytes1), RemBytes1+2}; - 2 -> {4, decode_integer2(3, Buffer2, RemBytes1), RemBytes1+3}; - 3 -> - <<ExpLen1,RestBuffer/binary>> = Buffer2, - { ExpLen1 + 2, - decode_integer2(ExpLen1, RestBuffer, RemBytes1), - RemBytes1+ExpLen1} - end, - %% io:format("FirstLen: ~w, Exp: ~w, Buffer3: ~w ~n", - - Length = Len - FirstLen, - <<LongInt:Length/unit:8,RestBuff/binary>> = Buffer3, - {{Mantissa, Buffer4}, RemBytes3} = - if Sign =:= 0 -> - %% io:format("sign plus~n"), - {{LongInt, RestBuff}, 1 + Length}; - true -> - %% io:format("sign minus~n"), - {{-LongInt, RestBuff}, 1 + Length} - end, - {{Mantissa, Base, Exp}, Buffer4, RemBytes2+RemBytes3} - end. - - -%%============================================================================ -%% Bitstring value, ITU_T X.690 Chapter 8.6 -%% -%% encode bitstring value -%% -%% bitstring NamedBitList -%% Val can be of: -%% - [identifiers] where only named identifers are set to one, -%% the Constraint must then have some information of the -%% bitlength. -%% - [list of ones and zeroes] all bits -%% - integer value representing the bitlist -%% C is constrint Len, only valid when identifiers -%%============================================================================ - -encode_bit_string(C,Bin={Unused,BinBits},NamedBitList,DoTag) when is_integer(Unused), is_binary(BinBits) -> - encode_bin_bit_string(C,Bin,NamedBitList,DoTag); -encode_bit_string(C, [FirstVal | RestVal], NamedBitList, DoTag) when is_atom(FirstVal) -> - encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, DoTag); - -encode_bit_string(C, [{bit,X} | RestVal], NamedBitList, DoTag) -> - encode_bit_string_named(C, [{bit,X} | RestVal], NamedBitList, DoTag); - -encode_bit_string(C, [FirstVal| RestVal], NamedBitList, DoTag) when is_integer(FirstVal) -> - encode_bit_string_bits(C, [FirstVal | RestVal], NamedBitList, DoTag); - -encode_bit_string(_, 0, _, []) -> - {[?N_BIT_STRING,1,0],3}; - -encode_bit_string(_, 0, _, DoTag) -> - dotag(DoTag, ?N_BIT_STRING, {<<0>>,1}); - -encode_bit_string(_, [], _, []) -> - {[?N_BIT_STRING,1,0],3}; - -encode_bit_string(_, [], _, DoTag) -> - dotag(DoTag, ?N_BIT_STRING, {<<0>>,1}); - -encode_bit_string(C, IntegerVal, NamedBitList, DoTag) when is_integer(IntegerVal) -> - BitListVal = int_to_bitlist(IntegerVal), - encode_bit_string_bits(C, BitListVal, NamedBitList, DoTag); - -encode_bit_string(C, {Name,BitList}, NamedBitList, DoTag) when is_atom(Name) -> - encode_bit_string(C, BitList, NamedBitList, DoTag). - - - -int_to_bitlist(0) -> - []; -int_to_bitlist(Int) when is_integer(Int), Int >= 0 -> - [Int band 1 | int_to_bitlist(Int bsr 1)]. - - -%%================================================================= -%% Encode BIT STRING of the form {Unused,BinBits}. -%% Unused is the number of unused bits in the last byte in BinBits -%% and BinBits is a binary representing the BIT STRING. -%%================================================================= -encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList,DoTag)-> - case get_constraint(C,'SizeConstraint') of - no -> - remove_unused_then_dotag(DoTag,?N_BIT_STRING,Unused,BinBits); - {_Min,Max} -> - BBLen = (size(BinBits)*8)-Unused, - if - BBLen > Max -> - exit({error,{asn1, - {bitstring_length, - {{was,BBLen},{maximum,Max}}}}}); - true -> - remove_unused_then_dotag(DoTag,?N_BIT_STRING, - Unused,BinBits) - end; - Size -> - case ((size(BinBits)*8)-Unused) of - BBSize when BBSize =< Size -> - remove_unused_then_dotag(DoTag,?N_BIT_STRING, - Unused,BinBits); - BBSize -> - exit({error,{asn1, - {bitstring_length, - {{was,BBSize},{should_be,Size}}}}}) - end - end. - -remove_unused_then_dotag(DoTag,StringType,Unused,BinBits) -> - case Unused of - 0 when (byte_size(BinBits) =:= 0), DoTag =:= [] -> - %% time optimization of next case - {[StringType,1,0],3}; - 0 when (byte_size(BinBits) =:= 0) -> - dotag(DoTag,StringType,{<<0>>,1}); - 0 when DoTag =:= [] -> % time optimization of next case - dotag_universal(StringType,[Unused|[BinBits]],size(BinBits)+1); -% {LenEnc,Len} = encode_legth(size(BinBits)+1), -% {[StringType,LenEnc,[Unused|BinBits]],size(BinBits)+1+Len+1}; - 0 -> - dotag(DoTag,StringType,<<Unused,BinBits/binary>>); - Num when DoTag =:= [] -> % time optimization of next case - N = byte_size(BinBits) - 1, - <<BBits:N/binary,LastByte>> = BinBits, - dotag_universal(StringType, - [Unused,BBits,(LastByte bsr Num) bsl Num], - byte_size(BinBits) + 1); -% {LenEnc,Len} = encode_legth(size(BinBits)+1), -% {[StringType,LenEnc,[Unused,BBits,(LastByte bsr Num) bsl Num], -% 1+Len+size(BinBits)+1}; - Num -> - N = byte_size(BinBits) - 1, - <<BBits:N/binary,LastByte>> = BinBits, - dotag(DoTag,StringType,{[Unused,binary_to_list(BBits) ++ - [(LastByte bsr Num) bsl Num]], - byte_size(BinBits) + 1}) - end. - - -%%================================================================= -%% Encode named bits -%%================================================================= - -encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, DoTag) -> - {Len,Unused,OctetList} = - case get_constraint(C,'SizeConstraint') of - no -> - ToSetPos = get_all_bitposes([FirstVal | RestVal], - NamedBitList, []), - BitList = make_and_set_list(lists:max(ToSetPos)+1, - ToSetPos, 0), - encode_bitstring(BitList); - {_Min,Max} -> - ToSetPos = get_all_bitposes([FirstVal | RestVal], - NamedBitList, []), - BitList = make_and_set_list(Max, ToSetPos, 0), - encode_bitstring(BitList); - Size -> - ToSetPos = get_all_bitposes([FirstVal | RestVal], - NamedBitList, []), - BitList = make_and_set_list(Size, ToSetPos, 0), - encode_bitstring(BitList) - end, - case DoTag of - [] -> - dotag_universal(?N_BIT_STRING,[Unused|OctetList],Len+1); -% {EncLen,LenLen} = encode_length(Len+1), -% {[?N_BIT_STRING,EncLen,Unused,OctetList],1+LenLen+Len+1}; - _ -> - dotag(DoTag, ?N_BIT_STRING, {[Unused|OctetList],Len+1}) - end. - - -%%---------------------------------------- -%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> -%% [sorted_list_of_bitpositions_to_set] -%%---------------------------------------- - -get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); -get_all_bitposes([Val | Rest], NamedBitList, Ack) when is_atom(Val) -> - case lists:keyfind(Val, 1, NamedBitList) of - {_ValName, ValPos} -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); - _ -> - exit({error,{asn1, {bitstring_namedbit, Val}}}) - end; -get_all_bitposes([], _NamedBitList, Ack) -> - lists:sort(Ack). - - -%%---------------------------------------- -%% make_and_set_list(Len of list to return, [list of positions to set to 1])-> -%% returns list of Len length, with all in SetPos set. -%% in positioning in list the first element is 0, the second 1 etc.., but -%% Len will make a list of length Len, not Len + 1. -%% BitList = make_and_set_list(C, ToSetPos, 0), -%%---------------------------------------- - -make_and_set_list(0, [], _) -> []; -make_and_set_list(0, _, _) -> - exit({error,{asn1,bitstring_sizeconstraint}}); -make_and_set_list(Len, [XPos|SetPos], XPos) -> - [1 | make_and_set_list(Len - 1, SetPos, XPos + 1)]; -make_and_set_list(Len, [Pos|SetPos], XPos) -> - [0 | make_and_set_list(Len - 1, [Pos | SetPos], XPos + 1)]; -make_and_set_list(Len, [], XPos) -> - [0 | make_and_set_list(Len - 1, [], XPos + 1)]. - - -%%================================================================= -%% Encode bit string for lists of ones and zeroes -%%================================================================= -encode_bit_string_bits(C, BitListVal, _NamedBitList, DoTag) when is_list(BitListVal) -> - {Len,Unused,OctetList} = - case get_constraint(C,'SizeConstraint') of - no -> - encode_bitstring(BitListVal); - Constr={Min,_Max} when is_integer(Min) -> - encode_constr_bit_str_bits(Constr,BitListVal,DoTag); - {Constr={_,_},[]} -> - %% constraint with extension mark - encode_constr_bit_str_bits(Constr,BitListVal,DoTag); - Constr={{_,_},{_,_}} ->%{{Min1,Max1},{Min2,Max2}} - %% constraint with extension mark - encode_constr_bit_str_bits(Constr,BitListVal,DoTag); - Size -> - case length(BitListVal) of - BitSize when BitSize =:= Size -> - encode_bitstring(BitListVal); - BitSize when BitSize < Size -> - PaddedList = - pad_bit_list(Size-BitSize,BitListVal), - encode_bitstring(PaddedList); - BitSize -> - exit({error, - {asn1, - {bitstring_length, - {{was,BitSize}, - {should_be,Size}}}}}) - end - end, - %%add unused byte to the Len - case DoTag of - [] -> - dotag_universal(?N_BIT_STRING,[Unused|OctetList],Len+1); -% {EncLen,LenLen}=encode_length(Len+1), -% {[?N_BIT_STRING,EncLen,Unused|OctetList],1+LenLen+Len+1}; - _ -> - dotag(DoTag, ?N_BIT_STRING, - {[Unused | OctetList],Len+1}) - end. - - -encode_constr_bit_str_bits({{_Min1,Max1},{Min2,Max2}},BitListVal,_DoTag) -> - BitLen = length(BitListVal), - case BitLen of - Len when Len > Max2 -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {maximum,Max2}}}}}); - Len when Len > Max1, Len < Min2 -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {not_allowed_interval, - Max1,Min2}}}}}); - _ -> - encode_bitstring(BitListVal) - end; -encode_constr_bit_str_bits({Min,Max},BitListVal,_DoTag) -> - BitLen = length(BitListVal), - if - BitLen > Max -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {maximum,Max}}}}}); - BitLen < Min -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {minimum,Min}}}}}); - true -> - encode_bitstring(BitListVal) - end. - - -%% returns a list of length Size + length(BitListVal), with BitListVal -%% as the most significant elements followed by padded zero elements -pad_bit_list(Size,BitListVal) -> - Tail = lists:duplicate(Size,0), - BitListVal ++ Tail. - -%%================================================================= -%% Do the actual encoding -%% ([bitlist]) -> {ListLen, UnusedBits, OctetList} -%%================================================================= - -encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest]) -> - Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor - (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, - encode_bitstring(Rest, [Val], 1); -encode_bitstring(Val) -> - {Unused, Octet} = unused_bitlist(Val, 7, 0), - {1, Unused, [Octet]}. - -encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest], Ack, Len) -> - Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor - (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, - encode_bitstring(Rest, [Ack | [Val]], Len + 1); -%%even multiple of 8 bits.. -encode_bitstring([], Ack, Len) -> - {Len, 0, Ack}; -%% unused bits in last octet -encode_bitstring(Rest, Ack, Len) -> -% io:format("uneven ~w ~w ~w~n",[Rest, Ack, Len]), - {Unused, Val} = unused_bitlist(Rest, 7, 0), - {Len + 1, Unused, [Ack | [Val]]}. - -%%%%%%%%%%%%%%%%%% -%% unused_bitlist([list of ones and zeros <= 7], 7, []) -> -%% {Unused bits, Last octet with bits moved to right} -unused_bitlist([], Trail, Ack) -> - {Trail + 1, Ack}; -unused_bitlist([Bit | Rest], Trail, Ack) -> -%% io:format("trail Bit: ~w Rest: ~w Trail: ~w Ack:~w~n",[Bit, Rest, Trail, Ack]), - unused_bitlist(Rest, Trail - 1, (Bit bsl Trail) bor Ack). - - -%%============================================================================ -%% decode bitstring value -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%%============================================================================ - -decode_compact_bit_string(Buffer, Range, NamedNumberList, Tags, LenIn, OptOrMand) -> -% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_BIT_STRING}), - decode_restricted_string(Buffer, Range, ?N_BIT_STRING, Tags, LenIn, - NamedNumberList, OptOrMand,bin). - -decode_bit_string(Buffer, Range, NamedNumberList, Tags, LenIn, OptOrMand) -> -% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_BIT_STRING}), - decode_restricted_string(Buffer, Range, ?N_BIT_STRING, Tags, LenIn, - NamedNumberList, OptOrMand,old). - - -decode_bit_string2(1,<<0 ,Buffer/binary>>,_NamedNumberList,RemovedBytes,BinOrOld) -> - case BinOrOld of - bin -> - {{0,<<>>},Buffer,RemovedBytes}; - _ -> - {[], Buffer, RemovedBytes} - end; -decode_bit_string2(Len,<<Unused,Buffer/binary>>,NamedNumberList, - RemovedBytes,BinOrOld) -> - L = Len - 1, - <<Bits:L/binary,BufferTail/binary>> = Buffer, - case NamedNumberList of - [] -> - case BinOrOld of - bin -> - {{Unused,Bits},BufferTail,RemovedBytes}; - _ -> - BitString = decode_bitstring2(L, Unused, Buffer), - {BitString,BufferTail, RemovedBytes} - end; - _ -> - BitString = decode_bitstring2(L, Unused, Buffer), - {decode_bitstring_NNL(BitString,NamedNumberList), - BufferTail, - RemovedBytes} - end. - -%%---------------------------------------- -%% Decode the in buffer to bits -%%---------------------------------------- -decode_bitstring2(1,Unused,<<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,_/binary>>) -> - lists:sublist([B7,B6,B5,B4,B3,B2,B1,B0],8-Unused); -decode_bitstring2(Len, Unused, - <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Buffer/binary>>) -> - [B7, B6, B5, B4, B3, B2, B1, B0 | - decode_bitstring2(Len - 1, Unused, Buffer)]. - -%%decode_bitstring2(1, Unused, Buffer) -> -%% make_bits_of_int(hd(Buffer), 128, 8-Unused); -%%decode_bitstring2(Len, Unused, [BitVal | Buffer]) -> -%% [B7, B6, B5, B4, B3, B2, B1, B0] = make_bits_of_int(BitVal, 128, 8), -%% [B7, B6, B5, B4, B3, B2, B1, B0 | -%% decode_bitstring2(Len - 1, Unused, Buffer)]. - - -%%make_bits_of_int(_, _, 0) -> -%% []; -%%make_bits_of_int(BitVal, MaskVal, Unused) when Unused > 0 -> -%% X = case MaskVal band BitVal of -%% 0 -> 0 ; -%% _ -> 1 -%% end, -%% [X | make_bits_of_int(BitVal, MaskVal bsr 1, Unused - 1)]. - - - -%%---------------------------------------- -%% Decode the bitlist to names -%%---------------------------------------- - -decode_bitstring_NNL(BitList,NamedNumberList) -> - decode_bitstring_NNL(BitList,NamedNumberList,0,[]). - - -decode_bitstring_NNL([],_,_No,Result) -> - lists:reverse(Result); - -decode_bitstring_NNL([B|BitList],[{Name,No}|NamedNumberList],No,Result) -> - if - B =:= 0 -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result); - true -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,[Name|Result]) - end; -decode_bitstring_NNL([1|BitList],NamedNumberList,No,Result) -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,[{bit,No}|Result]); -decode_bitstring_NNL([0|BitList],NamedNumberList,No,Result) -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result). - - -%%============================================================================ -%% Octet string, ITU_T X.690 Chapter 8.7 -%% -%% encode octet string -%% The OctetList must be a flat list of integers in the range 0..255 -%% the function does not check this because it takes to much time -%%============================================================================ -encode_octet_string(_C, OctetList, []) when is_binary(OctetList) -> - dotag_universal(?N_OCTET_STRING,OctetList,byte_size(OctetList)); -encode_octet_string(_C, OctetList, DoTag) when is_binary(OctetList) -> - dotag(DoTag, ?N_OCTET_STRING, {OctetList,byte_size(OctetList)}); -encode_octet_string(_C, OctetList, DoTag) when is_list(OctetList) -> - case length(OctetList) of - Len when DoTag =:= [] -> - dotag_universal(?N_OCTET_STRING,OctetList,Len); - Len -> - dotag(DoTag, ?N_OCTET_STRING, {OctetList,Len}) - end; -%% encode_octet_string(C, OctetList, DoTag) when is_list(OctetList) -> -%% dotag(DoTag, ?N_OCTET_STRING, {OctetList,length(OctetList)}); -encode_octet_string(C, {Name,OctetList}, DoTag) when is_atom(Name) -> - encode_octet_string(C, OctetList, DoTag). - - -%%============================================================================ -%% decode octet string -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%% -%% Octet string is decoded as a restricted string -%%============================================================================ -decode_octet_string(Buffer, Range, Tags, TotalLen, OptOrMand) -> -%% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_OCTET_STRING}), - decode_restricted_string(Buffer, Range, ?N_OCTET_STRING, - Tags, TotalLen, [], OptOrMand,old). - -%%============================================================================ -%% Null value, ITU_T X.690 Chapter 8.8 -%% -%% encode NULL value -%%============================================================================ - -encode_null(_, []) -> - {[?N_NULL,0],2}; -encode_null(_, DoTag) -> - dotag(DoTag, ?N_NULL, {[],0}). - -%%============================================================================ -%% decode NULL value -%% (Buffer, HasTag, TotalLen) -> {NULL, Remain, RemovedBytes} -%%============================================================================ -decode_null(Buffer, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_NULL}), - decode_null_notag(Buffer, NewTags, OptOrMand). - -decode_null_notag(Buffer, Tags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {_Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = decode_null_notag(Buffer0, RestTags, - OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,0} -> - {'NULL', Buffer0, Rb0}; - {_,Len} -> - exit({error,{asn1,{invalid_length,'NULL',Len}}}) - end. - - -%%============================================================================ -%% Object identifier, ITU_T X.690 Chapter 8.19 -%% -%% encode Object Identifier value -%%============================================================================ - -encode_object_identifier({Name,Val}, DoTag) when is_atom(Name) -> - encode_object_identifier(Val, DoTag); -encode_object_identifier(Val, []) -> - {EncVal,Len} = e_object_identifier(Val), - dotag_universal(?N_OBJECT_IDENTIFIER,EncVal,Len); -encode_object_identifier(Val, DoTag) -> - dotag(DoTag, ?N_OBJECT_IDENTIFIER, e_object_identifier(Val)). - -e_object_identifier({'OBJECT IDENTIFIER', V}) -> - e_object_identifier(V); -e_object_identifier({Cname, V}) when is_atom(Cname), is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); -e_object_identifier({Cname, V}) when is_atom(Cname), is_list(V) -> - e_object_identifier(V); -e_object_identifier(V) when is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); - -%%%%%%%%%%%%%%% -%% e_object_identifier([List of Obect Identifiers]) -> -%% {[Encoded Octetlist of ObjIds], IntLength} -%% -e_object_identifier([E1, E2 | Tail]) -> - Head = 40*E1 + E2, % wow! - {H,Lh} = mk_object_val(Head), - {R,Lr} = enc_obj_id_tail(Tail, [], 0), - {[H|R], Lh+Lr}. - -enc_obj_id_tail([], Ack, Len) -> - {lists:reverse(Ack), Len}; -enc_obj_id_tail([H|T], Ack, Len) -> - {B, L} = mk_object_val(H), - enc_obj_id_tail(T, [B|Ack], Len+L). - - -%%%%%%%%%%% -%% mk_object_val(Value) -> {OctetList, Len} -%% returns a Val as a list of octets, the 8 bit is allways set to one except -%% for the last octet, where its 0 -%% - - -mk_object_val(Val) when Val =< 127 -> - {[255 band Val], 1}; -mk_object_val(Val) -> - mk_object_val(Val bsr 7, [Val band 127], 1). -mk_object_val(0, Ack, Len) -> - {Ack, Len}; -mk_object_val(Val, Ack, Len) -> - mk_object_val(Val bsr 7, [((Val band 127) bor 128) | Ack], Len + 1). - - - -%%============================================================================ -%% decode Object Identifier value -%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} -%%============================================================================ - -decode_object_identifier(Buffer, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL, - number=?N_OBJECT_IDENTIFIER}), - decode_object_identifier_notag(Buffer, NewTags, OptOrMand). - -decode_object_identifier_notag(Buffer, Tags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_object_identifier_notag(Buffer00, - RestTags, OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - {[AddedObjVal|ObjVals],Buffer01} = - dec_subidentifiers(Buffer0,0,[],Len), - {Val1, Val2} = if - AddedObjVal < 40 -> - {0, AddedObjVal}; - AddedObjVal < 80 -> - {1, AddedObjVal - 40}; - true -> - {2, AddedObjVal - 80} - end, - {list_to_tuple([Val1, Val2 | ObjVals]), Buffer01, - Rb0+Len} - end. - -dec_subidentifiers(Buffer,_Av,Al,0) -> - {lists:reverse(Al),Buffer}; -dec_subidentifiers(<<1:1,H:7,T/binary>>,Av,Al,Len) -> - dec_subidentifiers(T,(Av bsl 7) + H,Al,Len-1); -dec_subidentifiers(<<H,T/binary>>,Av,Al,Len) -> - dec_subidentifiers(T,0,[((Av bsl 7) + H)|Al],Len-1). - -%%============================================================================ -%% RELATIVE-OID, ITU_T X.690 Chapter 8.20 -%% -%% encode Relative Object Identifier -%%============================================================================ -encode_relative_oid({Name,Val},TagIn) when is_atom(Name) -> - encode_relative_oid(Val,TagIn); -encode_relative_oid(Val,TagIn) when is_tuple(Val) -> - encode_relative_oid(tuple_to_list(Val),TagIn); -encode_relative_oid(Val,[]) -> - {EncVal,Len} = enc_relative_oid(Val), - dotag_universal(?'N_RELATIVE-OID',EncVal,Len); -encode_relative_oid(Val, DoTag) -> - dotag(DoTag, ?'N_RELATIVE-OID', enc_relative_oid(Val)). - -enc_relative_oid(Val) -> - lists:mapfoldl(fun(X,AccIn) -> - {SO,L}=mk_object_val(X), - {SO,L+AccIn} - end - ,0,Val). - -%%============================================================================ -%% decode Relative Object Identifier value -%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} -%%============================================================================ -decode_relative_oid(Buffer, Tags, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL, - number=?'N_RELATIVE-OID'}), - decode_relative_oid_notag(Buffer, NewTags, OptOrMand). - -decode_relative_oid_notag(Buffer, Tags, OptOrMand) -> - {_RestTags, {_FormLen={_,Len}, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - {ObjVals,Buffer01} = - dec_subidentifiers(Buffer0,0,[],Len), - {list_to_tuple(ObjVals), Buffer01, Rb0+Len}. - -%%============================================================================ -%% Restricted character string types, ITU_T X.690 Chapter 8.21 -%% -%% encode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings -%%============================================================================ -encode_restricted_string(_C, OctetList, StringType, []) - when is_binary(OctetList) -> - dotag_universal(StringType, OctetList, byte_size(OctetList)); -encode_restricted_string(_C, OctetList, StringType, DoTag) - when is_binary(OctetList) -> - dotag(DoTag, StringType, {OctetList, byte_size(OctetList)}); -encode_restricted_string(_C, OctetList, StringType, []) - when is_list(OctetList) -> - dotag_universal(StringType, OctetList, length(OctetList)); -encode_restricted_string(_C, OctetList, StringType, DoTag) - when is_list(OctetList) -> - dotag(DoTag, StringType, {OctetList, length(OctetList)}); -encode_restricted_string(C,{Name,OctetL},StringType,DoTag) when is_atom(Name) -> - encode_restricted_string(C, OctetL, StringType, DoTag). - -%%============================================================================ -%% decode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings -%% (Buffer, Range, StringType, HasTag, TotalLen) -> -%% {String, Remain, RemovedBytes} -%%============================================================================ - -decode_restricted_string(Buffer, Range, StringType, Tags, LenIn, OptOrMand) -> - {Val,Buffer2,Rb} = - decode_restricted_string_tag(Buffer, Range, StringType, Tags, - LenIn, [], OptOrMand,old), - {check_and_convert_restricted_string(Val,StringType,Range,[],old), - Buffer2,Rb}. - - -decode_restricted_string(Buffer, Range, StringType, Tags, LenIn, NNList, OptOrMand, BinOrOld ) -> - {Val,Buffer2,Rb} = - decode_restricted_string_tag(Buffer, Range, StringType, Tags, - LenIn, NNList, OptOrMand, BinOrOld), - {check_and_convert_restricted_string(Val,StringType,Range,NNList,BinOrOld), - Buffer2,Rb}. - -decode_restricted_string_tag(Buffer, Range, StringType, TagsIn, LenIn, NNList, OptOrMand, BinOrOld ) -> - NewTags = new_tags(TagsIn, #tag{class=?UNIVERSAL,number=StringType}), - decode_restricted_string_notag(Buffer, Range, StringType, NewTags, - LenIn, NNList, OptOrMand, BinOrOld). - - -check_and_convert_restricted_string(Val,StringType,Range,NamedNumberList,_BinOrOld) -> - {StrLen,NewVal} = case StringType of - ?N_BIT_STRING when NamedNumberList =/= [] -> - {no_check,Val}; - ?N_BIT_STRING when is_list(Val) -> - {length(Val),Val}; - ?N_BIT_STRING when is_tuple(Val) -> - {(size(element(2,Val))*8) - element(1,Val),Val}; - _ when is_binary(Val) -> - {byte_size(Val),binary_to_list(Val)}; - _ when is_list(Val) -> - {length(Val), Val} - end, - case Range of - _ when StrLen =:= no_check -> - NewVal; - [] -> % No length constraint - NewVal; - {Lb,Ub} when StrLen >= Lb, Ub >= StrLen -> % variable length constraint - NewVal; - {{Lb,_Ub},[]} when StrLen >= Lb -> - NewVal; - {{Lb,_Ub},_Ext=[MinExt|_]} when StrLen >= Lb; StrLen >= MinExt -> - NewVal; - {{Lb1,Ub1},{Lb2,Ub2}} when StrLen >= Lb1, StrLen =< Ub1; - StrLen =< Ub2, StrLen >= Lb2 -> - NewVal; - StrLen -> % fixed length constraint - NewVal; - {_,_} -> - exit({error,{asn1,{length,Range,Val}}}); - _Len when is_integer(_Len) -> - exit({error,{asn1,{length,Range,Val}}}); - _ -> % some strange constraint that we don't support yet - NewVal - end. - -%%============================================================================= -%% Common routines for several string types including bit string -%% handles indefinite length -%%============================================================================= - - -decode_restricted_string_notag(Buffer, _Range, StringType, TagsIn, - _, NamedNumberList, OptOrMand, BinOrOld) -> - %%----------------------------------------------------------- - %% Get inner (the implicit tag or no tag) and - %% outer (the explicit tag) lengths. - %%----------------------------------------------------------- - {RestTags, {FormLength={_,_Len01}, Buffer0, Rb0}} = - check_tags_i(TagsIn, Buffer, OptOrMand), - - case FormLength of - {?CONSTRUCTED,Len} -> - {Buffer00, RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_restricted_parts(Buffer00, RestBytes, [], StringType, - RestTags, - Len, NamedNumberList, - OptOrMand, - BinOrOld, 0, []), - {Val01, Buffer01, Rb0+Rb01}; - {_, Len} -> - {Val01, Buffer01, Rb01} = - decode_restricted(Buffer0, Len, StringType, - NamedNumberList, BinOrOld), - {Val01, Buffer01, Rb0+Rb01} - end. - - -decode_restricted_parts(Buffer, RestBytes, [], StringType, RestTags, Len, NNList, - OptOrMand, BinOrOld, AccRb, AccVal) -> - DecodeFun = case RestTags of - [] -> fun decode_restricted_string_tag/8; - _ -> fun decode_restricted_string_notag/8 - end, - {Val, Buffer1, Rb} = - DecodeFun(Buffer, [], StringType, RestTags, - no_length, NNList, - OptOrMand, BinOrOld), - {Buffer2,More} = - case Buffer1 of - <<0,0,Buffer10/binary>> when Len == indefinite -> - {Buffer10,false}; - <<>> -> - {RestBytes,false}; - _ -> - {Buffer1,true} - end, - {NewVal, NewRb} = - case StringType of - ?N_BIT_STRING when BinOrOld == bin -> - {concat_bit_binaries(AccVal, Val), AccRb+Rb}; - _ when is_binary(Val),is_binary(AccVal) -> - {<<AccVal/binary,Val/binary>>,AccRb+Rb}; - _ when is_binary(Val), AccVal =:= [] -> - {Val,AccRb+Rb}; - _ -> - {AccVal++Val, AccRb+Rb} - end, - case More of - false -> - {NewVal, Buffer2, NewRb}; - true -> - decode_restricted_parts(Buffer2, RestBytes, [], StringType, RestTags, Len, NNList, - OptOrMand, BinOrOld, NewRb, NewVal) - end. - - - -decode_restricted(Buffer, InnerLen, StringType, NamedNumberList,BinOrOld) -> - - case StringType of - ?N_BIT_STRING -> - decode_bit_string2(InnerLen,Buffer,NamedNumberList,InnerLen,BinOrOld); - - ?N_UniversalString -> - <<PreBuff:InnerLen/binary,RestBuff/binary>> = Buffer,%%added for binary - UniString = mk_universal_string(binary_to_list(PreBuff)), - {UniString,RestBuff,InnerLen}; - ?N_BMPString -> - <<PreBuff:InnerLen/binary,RestBuff/binary>> = Buffer,%%added for binary - BMP = mk_BMP_string(binary_to_list(PreBuff)), - {BMP,RestBuff,InnerLen}; - _ -> - <<PreBuff:InnerLen/binary,RestBuff/binary>> = Buffer,%%added for binary - {PreBuff, RestBuff, InnerLen} - end. - - - -%%============================================================================ -%% encode Universal string -%%============================================================================ - -encode_universal_string(C, {Name, Universal}, DoTag) when is_atom(Name) -> - encode_universal_string(C, Universal, DoTag); -encode_universal_string(_C, Universal, []) -> - OctetList = mk_uni_list(Universal), - dotag_universal(?N_UniversalString,OctetList,length(OctetList)); -encode_universal_string(_C, Universal, DoTag) -> - OctetList = mk_uni_list(Universal), - dotag(DoTag, ?N_UniversalString, {OctetList,length(OctetList)}). - -mk_uni_list(In) -> - mk_uni_list(In,[]). - -mk_uni_list([],List) -> - lists:reverse(List); -mk_uni_list([{A,B,C,D}|T],List) -> - mk_uni_list(T,[D,C,B,A|List]); -mk_uni_list([H|T],List) -> - mk_uni_list(T,[H,0,0,0|List]). - -%%=========================================================================== -%% decode Universal strings -%% (Buffer, Range, StringType, HasTag, LenIn) -> -%% {String, Remain, RemovedBytes} -%%=========================================================================== - -decode_universal_string(Buffer, Range, Tags, LenIn, OptOrMand) -> -% NewTags = new_tags(HasTag, #tag{class=?UNIVERSAL,number=?N_UniversalString}), - decode_restricted_string(Buffer, Range, ?N_UniversalString, - Tags, LenIn, [], OptOrMand,old). - - -mk_universal_string(In) -> - mk_universal_string(In,[]). - -mk_universal_string([],Acc) -> - lists:reverse(Acc); -mk_universal_string([0,0,0,D|T],Acc) -> - mk_universal_string(T,[D|Acc]); -mk_universal_string([A,B,C,D|T],Acc) -> - mk_universal_string(T,[{A,B,C,D}|Acc]). - - -%%============================================================================ -%% encode UTF8 string -%%============================================================================ -encode_UTF8_string(_,UTF8String,[]) when is_binary(UTF8String) -> - dotag_universal(?N_UTF8String,UTF8String,byte_size(UTF8String)); -encode_UTF8_string(_,UTF8String,DoTag) when is_binary(UTF8String) -> - dotag(DoTag,?N_UTF8String,{UTF8String,byte_size(UTF8String)}); -encode_UTF8_string(_,UTF8String,[]) -> - dotag_universal(?N_UTF8String,UTF8String,length(UTF8String)); -encode_UTF8_string(_,UTF8String,DoTag) -> - dotag(DoTag,?N_UTF8String,{UTF8String,length(UTF8String)}). - -%%============================================================================ -%% decode UTF8 string -%%============================================================================ - -decode_UTF8_string(Buffer, Tags, OptOrMand) -> - NewTags = new_tags(Tags, #tag{class=?UNIVERSAL,number=?N_UTF8String}), - decode_UTF8_string_notag(Buffer, NewTags, OptOrMand). - -decode_UTF8_string_notag(Buffer, Tags, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - case FormLen of - {?CONSTRUCTED,Len} -> - %% an UTF8String may be encoded as a constructed type - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_UTF8_string_notag(Buffer00,RestTags,OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - <<Result:Len/binary,RestBuff/binary>> = Buffer0, - {Result,RestBuff,Rb0 + Len} - end. - - -%%============================================================================ -%% encode BMP string -%%============================================================================ - -encode_BMP_string(C, {Name,BMPString}, DoTag) when is_atom(Name) -> - encode_BMP_string(C, BMPString, DoTag); -encode_BMP_string(_C, BMPString, []) -> - OctetList = mk_BMP_list(BMPString), - dotag_universal(?N_BMPString,OctetList,length(OctetList)); -encode_BMP_string(_C, BMPString, DoTag) -> - OctetList = mk_BMP_list(BMPString), - dotag(DoTag, ?N_BMPString, {OctetList,length(OctetList)}). - -mk_BMP_list(In) -> - mk_BMP_list(In,[]). - -mk_BMP_list([],List) -> - lists:reverse(List); -mk_BMP_list([{0,0,C,D}|T],List) -> - mk_BMP_list(T,[D,C|List]); -mk_BMP_list([H|T],List) -> - mk_BMP_list(T,[H,0|List]). - -%%============================================================================ -%% decode (OctetList, Range(ignored), tag|notag) -> {ValList, RestList} -%% (Buffer, Range, StringType, HasTag, TotalLen) -> -%% {String, Remain, RemovedBytes} -%%============================================================================ -decode_BMP_string(Buffer, Range, Tags, LenIn, OptOrMand) -> -% NewTags = new_tags(HasTag, #tag{class=?UNIVERSAL,number=?N_BMPString}), - decode_restricted_string(Buffer, Range, ?N_BMPString, - Tags, LenIn, [], OptOrMand,old). - -mk_BMP_string(In) -> - mk_BMP_string(In,[]). - -mk_BMP_string([],US) -> - lists:reverse(US); -mk_BMP_string([0,B|T],US) -> - mk_BMP_string(T,[B|US]); -mk_BMP_string([C,D|T],US) -> - mk_BMP_string(T,[{0,0,C,D}|US]). - - -%%============================================================================ -%% Generalized time, ITU_T X.680 Chapter 39 -%% -%% encode Generalized time -%%============================================================================ - -encode_generalized_time(C, {Name,OctetList}, DoTag) when is_atom(Name) -> - encode_generalized_time(C, OctetList, DoTag); -encode_generalized_time(_C, OctetList, []) -> - dotag_universal(?N_GeneralizedTime,OctetList,length(OctetList)); -encode_generalized_time(_C, OctetList, DoTag) -> - dotag(DoTag, ?N_GeneralizedTime, {OctetList,length(OctetList)}). - -%%============================================================================ -%% decode Generalized time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_generalized_time(Buffer, Range, Tags, TotalLen, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL, - number=?N_GeneralizedTime}), - decode_generalized_time_notag(Buffer, Range, NewTags, TotalLen, OptOrMand). - -decode_generalized_time_notag(Buffer, Range, Tags, TotalLen, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_generalized_time_notag(Buffer00, Range, - RestTags, TotalLen, - OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - <<PreBuff:Len/binary,RestBuff/binary>> = Buffer0, - {binary_to_list(PreBuff), RestBuff, Rb0+Len} - end. - -%%============================================================================ -%% Universal time, ITU_T X.680 Chapter 40 -%% -%% encode UTC time -%%============================================================================ - -encode_utc_time(C, {Name,OctetList}, DoTag) when is_atom(Name) -> - encode_utc_time(C, OctetList, DoTag); -encode_utc_time(_C, OctetList, []) -> - dotag_universal(?N_UTCTime, OctetList,length(OctetList)); -encode_utc_time(_C, OctetList, DoTag) -> - dotag(DoTag, ?N_UTCTime, {OctetList,length(OctetList)}). - -%%============================================================================ -%% decode UTC time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_utc_time(Buffer, Range, Tags, TotalLen, OptOrMand) -> - NewTags = new_tags(Tags,#tag{class=?UNIVERSAL,number=?N_UTCTime}), - decode_utc_time_notag(Buffer, Range, NewTags, TotalLen, OptOrMand). - -decode_utc_time_notag(Buffer, Range, Tags, TotalLen, OptOrMand) -> - {RestTags, {FormLen, Buffer0, Rb0}} = - check_tags_i(Tags, Buffer, OptOrMand), - - case FormLen of - {?CONSTRUCTED,Len} -> - {Buffer00,RestBytes} = split_list(Buffer0,Len), - {Val01, Buffer01, Rb01} = - decode_utc_time_notag(Buffer00, Range, - RestTags, TotalLen, - OptOrMand), - {Buffer02, Rb02} = restbytes2(RestBytes,Buffer01,noext), - {Val01, Buffer02, Rb0+Rb01+Rb02}; - {_,Len} -> - <<PreBuff:Len/binary,RestBuff/binary>> = Buffer0, - {binary_to_list(PreBuff), RestBuff, Rb0+Len} - end. - - -%%============================================================================ -%% Length handling -%% -%% Encode length -%% -%% encode_length(Int | indefinite) -> -%% [<127]| [128 + Int (<127),OctetList] | [16#80] -%%============================================================================ - -encode_length(indefinite) -> - {[16#80],1}; % 128 -encode_length(L) when L =< 16#7F -> - {[L],1}; -encode_length(L) -> - Oct = minimum_octets(L), - Len = length(Oct), - if - Len =< 126 -> - {[ (16#80+Len) | Oct ],Len+1}; - true -> - exit({error,{asn1, to_long_length_oct, Len}}) - end. - - -%% Val must be >= 0 -minimum_octets(Val) -> - minimum_octets(Val,[]). - -minimum_octets(0,Acc) -> - Acc; -minimum_octets(Val, Acc) -> - minimum_octets((Val bsr 8),[Val band 16#FF | Acc]). - - -%%=========================================================================== -%% Decode length -%% -%% decode_length(OctetList) -> {{indefinite, RestOctetsL}, NoRemovedBytes} | -%% {{Length, RestOctetsL}, NoRemovedBytes} -%%=========================================================================== - -decode_length(<<1:1,0:7,T/binary>>) -> - {{indefinite, T}, 1}; -decode_length(<<0:1,Length:7,T/binary>>) -> - {{Length,T},1}; -decode_length(<<1:1,LL:7,T/binary>>) -> - <<Length:LL/unit:8,Rest/binary>> = T, - {{Length,Rest}, LL+1}. - -%decode_length([128 | T]) -> -% {{indefinite, T},1}; -%decode_length([H | T]) when H =< 127 -> -% {{H, T},1}; -%decode_length([H | T]) -> -% dec_long_length(H band 16#7F, T, 0, 1). - - -%%dec_long_length(0, Buffer, Acc, Len) -> -%% {{Acc, Buffer},Len}; -%%dec_long_length(Bytes, [H | T], Acc, Len) -> -%% dec_long_length(Bytes - 1, T, (Acc bsl 8) + H, Len+1). - -%%=========================================================================== -%% Decode tag and length -%% -%% decode_tag_and_length(Buffer) -> {Tag, Len, RemainingBuffer, RemovedBytes} -%% -%%=========================================================================== - -decode_tag_and_length(Buffer) -> - {Tag, Buffer2, RemBytesTag} = decode_tag(Buffer), - {{Len, Buffer3}, RemBytesLen} = decode_length(Buffer2), - {Tag, Len, Buffer3, RemBytesTag+RemBytesLen}. - - -%%============================================================================ -%% Check if valid tag -%% -%% check_if_valid_tag(Tag, List_of_valid_tags, OptOrMand) -> name of the tag -%%============================================================================ - -check_if_valid_tag(<<0,0,_/binary>>,_,_) -> - asn1_EOC; -check_if_valid_tag(<<>>, _, OptOrMand) -> - check_if_valid_tag2_error([], OptOrMand); -check_if_valid_tag(Bytes, ListOfTags, OptOrMand) when is_binary(Bytes) -> - {Tag, _, _} = decode_tag(Bytes), - check_if_valid_tag(Tag, ListOfTags, OptOrMand); - -%% This alternative should be removed in the near future -%% Bytes as input should be the only necessary call -check_if_valid_tag(Tag, ListOfTags, OptOrMand) -> - {Class, _Form, TagNo} = Tag, - C = code_class(Class), - T = case C of - 'UNIVERSAL' -> - code_type(TagNo); - _ -> - TagNo - end, - check_if_valid_tag2({C,T}, ListOfTags, Tag, OptOrMand). - -check_if_valid_tag2(_Class_TagNo, [], Tag, MandOrOpt) -> - check_if_valid_tag2_error(Tag,MandOrOpt); -check_if_valid_tag2(Class_TagNo, [{TagName,TagList}|T], Tag, OptOrMand) -> - case check_if_valid_tag_loop(Class_TagNo, TagList) of - true -> - TagName; - false -> - check_if_valid_tag2(Class_TagNo, T, Tag, OptOrMand) - end. - --spec check_if_valid_tag2_error(term(), atom()) -> no_return(). - -check_if_valid_tag2_error(Tag,mandatory) -> - exit({error,{asn1,{invalid_tag,Tag}}}); -check_if_valid_tag2_error(Tag,_) -> - exit({error,{asn1,{no_optional_tag,Tag}}}). - -check_if_valid_tag_loop(_Class_TagNo,[]) -> - false; -check_if_valid_tag_loop(Class_TagNo,[H|T]) -> - %% It is not possible to distinguish between SEQUENCE OF and SEQUENCE, and - %% between SET OF and SET because both are coded as 16 and 17, respectively. - H_without_OF = case H of - {C, 'SEQUENCE OF'} -> - {C, 'SEQUENCE'}; - {C, 'SET OF'} -> - {C, 'SET'}; - Else -> - Else - end, - - case H_without_OF of - Class_TagNo -> - true; - {_,_} -> - check_if_valid_tag_loop(Class_TagNo,T); - _ -> - check_if_valid_tag_loop(Class_TagNo,H), - check_if_valid_tag_loop(Class_TagNo,T) - end. - - - -code_class(0) -> 'UNIVERSAL'; -code_class(16#40) -> 'APPLICATION'; -code_class(16#80) -> 'CONTEXT'; -code_class(16#C0) -> 'PRIVATE'. - - -code_type(1) -> 'BOOLEAN'; -code_type(2) -> 'INTEGER'; -code_type(3) -> 'BIT STRING'; -code_type(4) -> 'OCTET STRING'; -code_type(5) -> 'NULL'; -code_type(6) -> 'OBJECT IDENTIFIER'; -code_type(7) -> 'ObjectDescriptor'; -code_type(8) -> 'EXTERNAL'; -code_type(9) -> 'REAL'; -code_type(10) -> 'ENUMERATED'; -code_type(11) -> 'EMBEDDED_PDV'; -code_type(16) -> 'SEQUENCE'; -% code_type(16) -> 'SEQUENCE OF'; -code_type(17) -> 'SET'; -% code_type(17) -> 'SET OF'; -code_type(18) -> 'NumericString'; -code_type(19) -> 'PrintableString'; -code_type(20) -> 'TeletexString'; -code_type(21) -> 'VideotexString'; -code_type(22) -> 'IA5String'; -code_type(23) -> 'UTCTime'; -code_type(24) -> 'GeneralizedTime'; -code_type(25) -> 'GraphicString'; -code_type(26) -> 'VisibleString'; -code_type(27) -> 'GeneralString'; -code_type(28) -> 'UniversalString'; -code_type(30) -> 'BMPString'; -code_type(Else) -> exit({error,{asn1,{unrecognized_type,Else}}}). - -%%------------------------------------------------------------------------- -%% decoding of the components of a SET -%%------------------------------------------------------------------------- - -decode_set(Rb, indefinite, <<0,0,Bytes/binary>>, _OptOrMand, _Fun3, Acc) -> - {lists:reverse(Acc),Bytes,Rb+2}; - -decode_set(Rb, indefinite, Bytes, OptOrMand, Fun3, Acc) -> - case Fun3(Bytes, OptOrMand) of - {_Term, _Remain, 0} -> - {lists:reverse(Acc),Bytes,Rb}; - {Term, Remain, Rb1} -> - Fun3(Bytes, OptOrMand), - decode_set(Rb+Rb1, indefinite, Remain, OptOrMand, Fun3, [Term|Acc]) - end; -%% {Term, Remain, Rb1} = Fun3(Bytes, OptOrMand), -%% decode_set(Rb+Rb1, indefinite, Remain, OptOrMand, Fun3, [Term|Acc]); - -decode_set(Rb, Num, Bytes, _OptOrMand, _Fun3, Acc) when Num == 0 -> - {lists:reverse(Acc), Bytes, Rb}; - -decode_set(_, Num, _, _, _, _) when Num < 0 -> - exit({error,{asn1,{length_error,'SET'}}}); - -decode_set(Rb, Num, Bytes, OptOrMand, Fun3, Acc) -> - case Fun3(Bytes, OptOrMand) of - {_Term, _Remain, 0} -> - {lists:reverse(Acc),Bytes,Rb}; - {Term, Remain, Rb1} -> - Fun3(Bytes, OptOrMand), - decode_set(Rb+Rb1, Num-Rb1, Remain, OptOrMand, Fun3, [Term|Acc]) - end. -%% {Term, Remain, Rb1} = Fun3(Bytes, OptOrMand), -%% decode_set(Rb+Rb1, Num-Rb1, Remain, OptOrMand, Fun3, [Term|Acc]). - - -%%------------------------------------------------------------------------- -%% decoding of SEQUENCE OF and SET OF -%%------------------------------------------------------------------------- - -decode_components(Rb, indefinite, <<0,0,Bytes/binary>>, _Fun3, _TagIn, Acc) -> - {lists:reverse(Acc),Bytes,Rb+2}; - -decode_components(Rb, indefinite, Bytes, Fun3, TagIn, Acc) -> - {Term, Remain, Rb1} = Fun3(Bytes, mandatory, TagIn), - decode_components(Rb+Rb1, indefinite, Remain, Fun3, TagIn, [Term|Acc]); - -decode_components(Rb, Num, Bytes, _Fun3, _TagIn, Acc) when Num == 0 -> - {lists:reverse(Acc), Bytes, Rb}; - -decode_components(_, Num, _, _, _, _) when Num < 0 -> - exit({error,{asn1,{length_error,'SET/SEQUENCE OF'}}}); - -decode_components(Rb, Num, Bytes, Fun3, TagIn, Acc) -> - {Term, Remain, Rb1} = Fun3(Bytes, mandatory, TagIn), - decode_components(Rb+Rb1, Num-Rb1, Remain, Fun3, TagIn, [Term|Acc]). - -%%decode_components(Rb, indefinite, [0,0|Bytes], _Fun3, _TagIn, Acc) -> -%% {lists:reverse(Acc),Bytes,Rb+2}; - -decode_components(Rb, indefinite, <<0,0,Bytes/binary>>, _Fun4, _TagIn, _Fun, Acc) -> - {lists:reverse(Acc),Bytes,Rb+2}; - -decode_components(Rb, indefinite, Bytes, _Fun4, TagIn, _Fun, Acc) -> - {Term, Remain, Rb1} = _Fun4(Bytes, mandatory, TagIn, _Fun), - decode_components(Rb+Rb1, indefinite, Remain, _Fun4, TagIn, _Fun, [Term|Acc]); - -decode_components(Rb, Num, Bytes, _Fun4, _TagIn, _Fun, Acc) when Num == 0 -> - {lists:reverse(Acc), Bytes, Rb}; - -decode_components(_, Num, _, _, _, _, _) when Num < 0 -> - exit({error,{asn1,{length_error,'SET/SEQUENCE OF'}}}); - -decode_components(Rb, Num, Bytes, _Fun4, TagIn, _Fun, Acc) -> - {Term, Remain, Rb1} = _Fun4(Bytes, mandatory, TagIn, _Fun), - decode_components(Rb+Rb1, Num-Rb1, Remain, _Fun4, TagIn, _Fun, [Term|Acc]). - - - -%%------------------------------------------------------------------------- -%% INTERNAL HELPER FUNCTIONS (not exported) -%%------------------------------------------------------------------------- - - -%%========================================================================== -%% Encode tag -%% -%% dotag(tag | notag, TagValpattern | TagValTuple, [Length, Value]) -> [Tag] -%% TagValPattern is a correct bitpattern for a tag -%% TagValTuple is a tuple of three bitpatterns, Class, Form and TagNo where -%% Class = UNIVERSAL | APPLICATION | CONTEXT | PRIVATE -%% Form = Primitive | Constructed -%% TagNo = Number of tag -%%========================================================================== - - -dotag([], Tag, {Bytes,Len}) -> - dotag_universal(Tag,Bytes,Len); -dotag(Tags, Tag, {Bytes,Len}) -> - encode_tags(Tags ++ [#tag{class=?UNIVERSAL,number=Tag,form=?PRIMITIVE}], - Bytes, Len); - -dotag(Tags, Tag, Bytes) -> - encode_tags(Tags ++ [#tag{class=?UNIVERSAL,number=Tag,form=?PRIMITIVE}], - Bytes, size(Bytes)). - -dotag_universal(UniversalTag,Bytes,Len) when Len =< 16#7F-> - {[UniversalTag,Len,Bytes],2+Len}; -dotag_universal(UniversalTag,Bytes,Len) -> - {EncLen,LenLen}=encode_length(Len), - {[UniversalTag,EncLen,Bytes],1+LenLen+Len}. - -%% decoding postitive integer values. -decode_integer2(Len,Bin = <<0:1,_:7,_Bs/binary>>,RemovedBytes) -> - <<Int:Len/unit:8,Buffer2/binary>> = Bin, - {Int,Buffer2,RemovedBytes}; -%% decoding negative integer values. -decode_integer2(Len,<<1:1,B2:7,Bs/binary>>,RemovedBytes) -> - <<N:Len/unit:8,Buffer2/binary>> = <<B2,Bs/binary>>, - Int = N - (1 bsl (8 * Len - 1)), - {Int,Buffer2,RemovedBytes}. - -%%decode_integer2(Len,Buffer,Acc,RemovedBytes) when (hd(Buffer) band 16#FF) =< 16#7F -> -%% {decode_integer_pos(Buffer, 8 * (Len - 1)),skip(Buffer,Len),RemovedBytes}; -%%decode_integer2(Len,Buffer,Acc,RemovedBytes) -> -%% {decode_integer_neg(Buffer, 8 * (Len - 1)),skip(Buffer,Len),RemovedBytes}. - -%%decode_integer_pos([Byte|Tail], Shift) -> -%% (Byte bsl Shift) bor decode_integer_pos(Tail, Shift-8); -%%decode_integer_pos([], _) -> 0. - - -%%decode_integer_neg([Byte|Tail], Shift) -> -%% (-128 + (Byte band 127) bsl Shift) bor decode_integer_pos(Tail, Shift-8). - - -concat_bit_binaries([],Bin={_,_}) -> - Bin; -concat_bit_binaries({0,B1},{U2,B2}) -> - {U2,<<B1/binary,B2/binary>>}; -concat_bit_binaries({U1,B1},{U2,B2}) -> - S1 = (size(B1) * 8) - U1, - S2 = (size(B2) * 8) - U2, - PadBits = 8 - ((S1+S2) rem 8), - {PadBits, <<B1:S1/binary-unit:1,B2:S2/binary-unit:1,0:PadBits>>}; -concat_bit_binaries(L1,L2) when is_list(L1), is_list(L2) -> - %% this case occur when decoding with NNL - L1 ++ L2. - - -get_constraint(C,Key) -> - case lists:keyfind(Key,1,C) of - false -> - no; - {_, V} -> - V - end. - -%%skip(Buffer, 0) -> -%% Buffer; -%%skip([H | T], Len) -> -%% skip(T, Len-1). - -new_tags([],LastTag) -> - [LastTag]; -new_tags(Tags = [#tag{type='IMPLICIT'}],_LastTag) -> - Tags; -new_tags([T1 = #tag{type='IMPLICIT'},#tag{type=T2Type}|Rest],LastTag) -> - new_tags([T1#tag{type=T2Type}|Rest],LastTag); -new_tags(Tags,LastTag) -> - case lists:last(Tags) of - #tag{type='IMPLICIT'} -> - Tags; - _ -> - Tags ++ [LastTag] - end. diff --git a/lib/asn1/src/asn1rt_ber_bin_v2.erl b/lib/asn1/src/asn1rt_ber_bin_v2.erl deleted file mode 100644 index 9ff5017c68..0000000000 --- a/lib/asn1/src/asn1rt_ber_bin_v2.erl +++ /dev/null @@ -1,2035 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2002-2012. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_ber_bin_v2). - -%% encoding / decoding of BER - --export([decode/1, decode/2, match_tags/2, encode/1, encode/2]). --export([fixoptionals/2, cindex/3, - list_to_record/2, - encode_tag_val/1, - encode_tags/3, - skip_ExtensionAdditions/2]). --export([encode_boolean/2,decode_boolean/2, - encode_integer/3,encode_integer/4, - decode_integer/3, decode_integer/4, - encode_enumerated/2, - encode_enumerated/4,decode_enumerated/4, - encode_real/3,decode_real/2, - encode_bit_string/4,decode_bit_string/4, - decode_compact_bit_string/4, - encode_octet_string/3,decode_octet_string/3, - encode_null/2,decode_null/2, - encode_relative_oid/2,decode_relative_oid/2, - encode_object_identifier/2,decode_object_identifier/2, - encode_restricted_string/4,decode_restricted_string/4, - encode_universal_string/3,decode_universal_string/3, - encode_UTF8_string/3,decode_UTF8_string/2, - encode_BMP_string/3,decode_BMP_string/3, - encode_generalized_time/3,decode_generalized_time/3, - encode_utc_time/3,decode_utc_time/3, - encode_length/1,decode_length/1, - decode_tag_and_length/1]). - --export([encode_open_type/1,encode_open_type/2, - decode_open_type/2,decode_open_type/3, - decode_open_type_as_binary/2, - decode_open_type_as_binary/3]). - --export([decode_primitive_incomplete/2,decode_selective/2]). - --export([is_nif_loadable/0]). - -% the encoding of class of tag bits 8 and 7 --define(UNIVERSAL, 0). --define(APPLICATION, 16#40). --define(CONTEXT, 16#80). --define(PRIVATE, 16#C0). - -%%% primitive or constructed encoding % bit 6 --define(PRIMITIVE, 0). --define(CONSTRUCTED, 2#00100000). - -%%% The tag-number for universal types --define(N_BOOLEAN, 1). --define(N_INTEGER, 2). --define(N_BIT_STRING, 3). --define(N_OCTET_STRING, 4). --define(N_NULL, 5). --define(N_OBJECT_IDENTIFIER, 6). --define(N_OBJECT_DESCRIPTOR, 7). --define(N_EXTERNAL, 8). --define(N_REAL, 9). --define(N_ENUMERATED, 10). --define(N_EMBEDDED_PDV, 11). --define(N_SEQUENCE, 16). --define(N_SET, 17). --define(N_NumericString, 18). --define(N_PrintableString, 19). --define(N_TeletexString, 20). --define(N_VideotexString, 21). --define(N_IA5String, 22). --define(N_UTCTime, 23). --define(N_GeneralizedTime, 24). --define(N_GraphicString, 25). --define(N_VisibleString, 26). --define(N_GeneralString, 27). --define(N_UniversalString, 28). --define(N_BMPString, 30). - - -% the complete tag-word of built-in types --define(T_BOOLEAN, ?UNIVERSAL bor ?PRIMITIVE bor 1). --define(T_INTEGER, ?UNIVERSAL bor ?PRIMITIVE bor 2). --define(T_BIT_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 3). % can be CONSTRUCTED --define(T_OCTET_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 4). % can be CONSTRUCTED --define(T_NULL, ?UNIVERSAL bor ?PRIMITIVE bor 5). --define(T_OBJECT_IDENTIFIER,?UNIVERSAL bor ?PRIMITIVE bor 6). --define(T_OBJECT_DESCRIPTOR,?UNIVERSAL bor ?PRIMITIVE bor 7). --define(T_EXTERNAL, ?UNIVERSAL bor ?PRIMITIVE bor 8). --define(T_REAL, ?UNIVERSAL bor ?PRIMITIVE bor 9). --define(T_ENUMERATED, ?UNIVERSAL bor ?PRIMITIVE bor 10). --define(T_EMBEDDED_PDV, ?UNIVERSAL bor ?PRIMITIVE bor 11). --define(T_SEQUENCE, ?UNIVERSAL bor ?CONSTRUCTED bor 16). --define(T_SET, ?UNIVERSAL bor ?CONSTRUCTED bor 17). --define(T_NumericString, ?UNIVERSAL bor ?PRIMITIVE bor 18). %can be constructed --define(T_PrintableString, ?UNIVERSAL bor ?PRIMITIVE bor 19). %can be constructed --define(T_TeletexString, ?UNIVERSAL bor ?PRIMITIVE bor 20). %can be constructed --define(T_VideotexString, ?UNIVERSAL bor ?PRIMITIVE bor 21). %can be constructed --define(T_IA5String, ?UNIVERSAL bor ?PRIMITIVE bor 22). %can be constructed --define(T_UTCTime, ?UNIVERSAL bor ?PRIMITIVE bor 23). --define(T_GeneralizedTime, ?UNIVERSAL bor ?PRIMITIVE bor 24). --define(T_GraphicString, ?UNIVERSAL bor ?PRIMITIVE bor 25). %can be constructed --define(T_VisibleString, ?UNIVERSAL bor ?PRIMITIVE bor 26). %can be constructed --define(T_GeneralString, ?UNIVERSAL bor ?PRIMITIVE bor 27). %can be constructed --define(T_UniversalString, ?UNIVERSAL bor ?PRIMITIVE bor 28). %can be constructed --define(T_BMPString, ?UNIVERSAL bor ?PRIMITIVE bor 30). %can be constructed - -% encode(Tlv={_Tag={?PRIMITIVE,_},_VList}) -> -% encode_primitive(Tlv); -% encode(Tlv) -> -% encode_constructed(Tlv). - -encode(Tlv) -> - encode(Tlv,erlang). - -encode(Tlv,_) when is_binary(Tlv) -> - Tlv; -encode([Tlv],Method) -> - encode(Tlv,Method); -encode(Tlv, nif) -> - case is_nif_loadable() of - true -> - asn1rt_nif:encode_ber_tlv(Tlv); - false -> - encode_erl(Tlv) - end; -encode(Tlv, _) -> - encode_erl(Tlv). - -encode_erl({TlvTag,TlvVal}) when is_list(TlvVal) -> - %% constructed form of value - encode_tlv(TlvTag,TlvVal,?CONSTRUCTED); -encode_erl({TlvTag,TlvVal}) -> - encode_tlv(TlvTag,TlvVal,?PRIMITIVE). - -encode_tlv(TlvTag,TlvVal,Form) -> - Tag = encode_tlv_tag(TlvTag,Form), - {Val,VLen} = encode_tlv_val(TlvVal), - {Len,_LLen} = encode_length(VLen), - BinLen = list_to_binary(Len), - <<Tag/binary,BinLen/binary,Val/binary>>. - -encode_tlv_tag(ClassTagNo,Form) -> - Class = ClassTagNo bsr 16, - encode_tag_val({Class bsl 6,Form,(ClassTagNo - (Class bsl 16))}). - -encode_tlv_val(TlvL) when is_list(TlvL) -> - encode_tlv_list(TlvL,[]); -encode_tlv_val(Bin) -> - {Bin,size(Bin)}. - -encode_tlv_list([Tlv|Tlvs],Acc) -> - EncTlv = encode_erl(Tlv), - encode_tlv_list(Tlvs,[EncTlv|Acc]); -encode_tlv_list([],Acc) -> - Bin=list_to_binary(lists:reverse(Acc)), - {Bin,size(Bin)}. - -decode(B) -> - decode(B, erlang). - -%% asn1-1.7 -decode(B, nif) -> - case is_nif_loadable() of - true -> - case asn1rt_nif:decode_ber_tlv(B) of - {error, Reason} -> handle_error(Reason, B); - Else -> Else - end; - false -> - decode(B) - end; -decode(B,erlang) when is_binary(B) -> - decode_primitive(B); -decode(Tlv,erlang) -> - {Tlv,<<>>}. - -%% Have to check this since asn1 is not guaranteed to be available -is_nif_loadable() -> - case application:get_env(asn1, nif_loadable) of - {ok,R} -> - R; - undefined -> - case catch code:load_file(asn1rt_nif) of - {module, asn1rt_nif} -> - application:set_env(asn1, nif_loadable, true), - true; - _Else -> - application:set_env(asn1, nif_loadable, false), - false - end - end. - -handle_error([],_)-> - exit({error,{asn1,{"memory allocation problem"}}}); -handle_error({$1,_},L) -> % error in nif - exit({error,{asn1,L}}); -handle_error({$2,T},L) -> % error in nif due to wrong tag - exit({error,{asn1,{"bad tag after byte:",error_pos(T),L}}}); -handle_error({$3,T},L) -> % error in driver due to length error - exit({error,{asn1,{"bad length field after byte:", - error_pos(T),L}}}); -handle_error({$4,T},L) -> % error in driver due to indefinite length error - exit({error,{asn1, - {"indefinite length without end bytes after byte:", - error_pos(T),L}}}); -handle_error({$5,T},L) -> % error in driver due to indefinite length error - exit({error,{asn1,{"bad encoded value after byte:", - error_pos(T),L}}}); -handle_error(ErrL,L) -> - exit({error,{asn1,ErrL,L}}). - -error_pos([]) -> - "unknown position"; -error_pos([B])-> - B; -error_pos([B|Bs]) -> - BS = 8 * length(Bs), - B bsl BS + error_pos(Bs). - -decode_primitive(Bin) -> - {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), - case Form of - 1 -> % constructed - {{TagNo,decode_constructed(V)},Rest}; - 0 -> % primitive - {{TagNo,V},Rest}; - 2 -> % constructed indefinite - {Vlist,Rest2} = decode_constructed_indefinite(V,[]), - {{TagNo,Vlist},Rest2} - end. - -decode_constructed(Bin) when byte_size(Bin) =:= 0 -> - []; -decode_constructed(Bin) -> - {Tlv,Rest} = decode_primitive(Bin), - [Tlv|decode_constructed(Rest)]. - -decode_constructed_indefinite(<<0,0,Rest/binary>>,Acc) -> - {lists:reverse(Acc),Rest}; -decode_constructed_indefinite(Bin,Acc) -> - {Tlv,Rest} = decode_primitive(Bin), - decode_constructed_indefinite(Rest, [Tlv|Acc]). - -%% decode_primitive_incomplete/2 decodes an encoded message incomplete -%% by help of the pattern attribute (first argument). -decode_primitive_incomplete([[default,TagNo]],Bin) -> %default - case decode_tag_and_length(Bin) of - {Form,TagNo,V,Rest} -> - decode_incomplete2(Form,TagNo,V,[],Rest); - _ -> - %{asn1_DEFAULT,Bin} - asn1_NOVALUE - end; -decode_primitive_incomplete([[default,TagNo,Directives]],Bin) -> %default, constructed type, Directives points into this type - case decode_tag_and_length(Bin) of - {Form,TagNo,V,Rest} -> - decode_incomplete2(Form,TagNo,V,Directives,Rest); - _ -> - %{asn1_DEFAULT,Bin} - asn1_NOVALUE - end; -decode_primitive_incomplete([[opt,TagNo]],Bin) -> %optional - case decode_tag_and_length(Bin) of - {Form,TagNo,V,Rest} -> - decode_incomplete2(Form,TagNo,V,[],Rest); - _ -> - %{{TagNo,asn1_NOVALUE},Bin} - asn1_NOVALUE - end; -decode_primitive_incomplete([[opt,TagNo,Directives]],Bin) -> %optional - case decode_tag_and_length(Bin) of - {Form,TagNo,V,Rest} -> - decode_incomplete2(Form,TagNo,V,Directives,Rest); - _ -> - %{{TagNo,asn1_NOVALUE},Bin} - asn1_NOVALUE - end; -%% An optional that shall be undecoded -decode_primitive_incomplete([[opt_undec,Tag]],Bin) -> - case decode_tag_and_length(Bin) of - {_,Tag,_,_} -> - decode_incomplete_bin(Bin); - _ -> - asn1_NOVALUE - end; -%% A choice alternative that shall be undecoded -decode_primitive_incomplete([[alt_undec,TagNo]|RestAlts],Bin) -> -% decode_incomplete_bin(Bin); -% case decode_tlv(Bin) of - case decode_tag_and_length(Bin) of -% {{_Form,TagNo,_Len,_V},_R} -> - {_,TagNo,_,_} -> - decode_incomplete_bin(Bin); - _ -> - decode_primitive_incomplete(RestAlts,Bin) - end; -decode_primitive_incomplete([[alt,TagNo]|RestAlts],Bin) -> - case decode_tag_and_length(Bin) of - {_Form,TagNo,V,Rest} -> - {{TagNo,V},Rest}; - _ -> - decode_primitive_incomplete(RestAlts,Bin) - end; -decode_primitive_incomplete([[alt,TagNo,Directives]|RestAlts],Bin) -> - case decode_tag_and_length(Bin) of - {Form,TagNo,V,Rest} -> - decode_incomplete2(Form,TagNo,V,Directives,Rest); - _ -> - decode_primitive_incomplete(RestAlts,Bin) - end; -decode_primitive_incomplete([[alt_parts,TagNo]],Bin) -> - case decode_tag_and_length(Bin) of - {_Form,TagNo,V,Rest} -> - {{TagNo,V},Rest}; - _ -> - asn1_NOVALUE - end; -decode_primitive_incomplete([[alt_parts,TagNo]|RestAlts],Bin) -> - case decode_tag_and_length(Bin) of - {_Form,TagNo,V,Rest} -> - {{TagNo,decode_parts_incomplete(V)},Rest}; - _ -> - decode_primitive_incomplete(RestAlts,Bin) - end; -decode_primitive_incomplete([[undec,_TagNo]|_RestTag],Bin) -> %incomlete decode - decode_incomplete_bin(Bin); -decode_primitive_incomplete([[parts,TagNo]|_RestTag],Bin) -> - case decode_tag_and_length(Bin) of - {_Form,TagNo,V,Rest} -> - {{TagNo,decode_parts_incomplete(V)},Rest}; - Err -> - {error,{asn1,"tag failure",TagNo,Err}} - end; -decode_primitive_incomplete([mandatory|RestTag],Bin) -> - {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), - decode_incomplete2(Form,TagNo,V,RestTag,Rest); -%% A choice that is a toptype or a mandatory component of a -%% SEQUENCE or SET. -decode_primitive_incomplete([[mandatory|Directives]],Bin) -> - {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), - decode_incomplete2(Form,TagNo,V,Directives,Rest); -decode_primitive_incomplete([],Bin) -> - decode_primitive(Bin). - -%% decode_parts_incomplete/1 receives a number of values encoded in -%% sequence and returns the parts as unencoded binaries -decode_parts_incomplete(<<>>) -> - []; -decode_parts_incomplete(Bin) -> - {ok,Rest} = skip_tag(Bin), - {ok,Rest2} = skip_length_and_value(Rest), - LenPart = size(Bin) - size(Rest2), - <<Part:LenPart/binary,RestBin/binary>> = Bin, - [Part|decode_parts_incomplete(RestBin)]. - - -%% decode_incomplete2 checks if V is a value of a constructed or -%% primitive type, and continues the decode propeerly. -decode_incomplete2(_Form=2,TagNo,V,TagMatch,_) -> - %% constructed indefinite length - {Vlist,Rest2} = decode_constr_indef_incomplete(TagMatch,V,[]), - {{TagNo,Vlist},Rest2}; -decode_incomplete2(1,TagNo,V,[TagMatch],Rest) when is_list(TagMatch) -> - {{TagNo,decode_constructed_incomplete(TagMatch,V)},Rest}; -decode_incomplete2(1,TagNo,V,TagMatch,Rest) -> - {{TagNo,decode_constructed_incomplete(TagMatch,V)},Rest}; -decode_incomplete2(0,TagNo,V,_TagMatch,Rest) -> - {{TagNo,V},Rest}. - -decode_constructed_incomplete([Tags=[Ts]],Bin) when is_list(Ts) -> - decode_constructed_incomplete(Tags,Bin); -decode_constructed_incomplete(_TagMatch,<<>>) -> - []; -decode_constructed_incomplete([mandatory|RestTag],Bin) -> - {Tlv,Rest} = decode_primitive(Bin), - [Tlv|decode_constructed_incomplete(RestTag,Rest)]; -decode_constructed_incomplete(Directives=[[Alt,_]|_],Bin) - when Alt == alt_undec; Alt == alt; Alt == alt_parts -> - {_Form,TagNo,V,Rest} = decode_tag_and_length(Bin), - case incomplete_choice_alt(TagNo,Directives) of - {alt_undec,_} -> - LenA = size(Bin)-size(Rest), - <<A:LenA/binary,Rest/binary>> = Bin, - A; - {alt,InnerDirectives} -> - {Tlv,Rest} = decode_primitive_incomplete(InnerDirectives,V), - {TagNo,Tlv}; - {alt_parts,_} -> - [{TagNo,decode_parts_incomplete(V)}]; - no_match -> %% if a choice alternative was encoded that - %% was not specified in the config file, - %% thus decode component anonomous. - {Tlv,_}=decode_primitive(Bin), - Tlv - end; -decode_constructed_incomplete([TagNo|RestTag],Bin) -> -%% {Tlv,Rest} = decode_primitive_incomplete([TagNo],Bin), - case decode_primitive_incomplete([TagNo],Bin) of - {Tlv,Rest} -> - [Tlv|decode_constructed_incomplete(RestTag,Rest)]; - asn1_NOVALUE -> - decode_constructed_incomplete(RestTag,Bin) - end; -decode_constructed_incomplete([],Bin) -> - {Tlv,Rest}=decode_primitive(Bin), - [Tlv|decode_constructed_incomplete([],Rest)]. - -decode_constr_indef_incomplete(_TagMatch,<<0,0,Rest/binary>>,Acc) -> - {lists:reverse(Acc),Rest}; -decode_constr_indef_incomplete([Tag|RestTags],Bin,Acc) -> -% {Tlv,Rest} = decode_primitive_incomplete([Tag],Bin), - case decode_primitive_incomplete([Tag],Bin) of - {Tlv,Rest} -> - decode_constr_indef_incomplete(RestTags,Rest,[Tlv|Acc]); - asn1_NOVALUE -> - decode_constr_indef_incomplete(RestTags,Bin,Acc) - end. - - -decode_incomplete_bin(Bin) -> - {ok,Rest} = skip_tag(Bin), - {ok,Rest2} = skip_length_and_value(Rest), - IncLen = size(Bin) - size(Rest2), - <<IncBin:IncLen/binary,Ret/binary>> = Bin, - {IncBin,Ret}. - -incomplete_choice_alt(TagNo,[[Alt,TagNo]|Directives]) -> - {Alt,Directives}; -incomplete_choice_alt(TagNo,[D]) when is_list(D) -> - incomplete_choice_alt(TagNo,D); -incomplete_choice_alt(TagNo,[_H|Directives]) -> - incomplete_choice_alt(TagNo,Directives); -incomplete_choice_alt(_,[]) -> - no_match. - - - - -%% decode_selective(Pattern, Binary) the first argument is a pattern that tells -%% what to do with the next element the second is the BER encoded -%% message as a binary -%% Returns {ok,Value} or {error,Reason} -%% Value is a binary that in turn must be decoded to get the decoded -%% value. -decode_selective([],Binary) -> - {ok,Binary}; -decode_selective([skip|RestPattern],Binary)-> - {ok,RestBinary}=skip_tag(Binary), - {ok,RestBinary2}=skip_length_and_value(RestBinary), - decode_selective(RestPattern,RestBinary2); -decode_selective([[skip_optional,Tag]|RestPattern],Binary) -> - case skip_optional_tag(Tag,Binary) of - {ok,RestBinary} -> - {ok,RestBinary2}=skip_length_and_value(RestBinary), - decode_selective(RestPattern,RestBinary2); - missing -> - decode_selective(RestPattern,Binary) - end; -decode_selective([[choosen,Tag]],Binary) -> - return_value(Tag,Binary); -% case skip_optional_tag(Tag,Binary) of %may be optional/default -% {ok,RestBinary} -> -% {ok,Value} = get_value(RestBinary); -% missing -> -% {ok,<<>>} -% end; -decode_selective([[choosen,Tag]|RestPattern],Binary) -> - case skip_optional_tag(Tag,Binary) of - {ok,RestBinary} -> - {ok,Value} = get_value(RestBinary), - decode_selective(RestPattern,Value); - missing -> - {ok,<<>>} - end; -decode_selective(P,_) -> - {error,{asn1,{partial_decode,"bad pattern",P}}}. - -return_value(Tag,Binary) -> - {ok,{Tag,RestBinary}}=get_tag(Binary), - {ok,{LenVal,_RestBinary2}} = get_length_and_value(RestBinary), - {ok,<<Tag/binary,LenVal/binary>>}. - - -%% skip_tag and skip_length_and_value are rutines used both by -%% decode_partial_incomplete and decode_selective (decode/2). - -skip_tag(<<_:3,31:5,Rest/binary>>)-> - skip_long_tag(Rest); -skip_tag(<<_:3,_Tag:5,Rest/binary>>) -> - {ok,Rest}. - -skip_long_tag(<<1:1,_:7,Rest/binary>>) -> - skip_long_tag(Rest); -skip_long_tag(<<0:1,_:7,Rest/binary>>) -> - {ok,Rest}. - -skip_optional_tag(<<>>,Binary) -> - {ok,Binary}; -skip_optional_tag(<<Tag,RestTag/binary>>,<<Tag,Rest/binary>>) -> - skip_optional_tag(RestTag,Rest); -skip_optional_tag(_,_) -> - missing. - - - - -skip_length_and_value(Binary) -> - case decode_length(Binary) of - {indefinite,RestBinary} -> - skip_indefinite_value(RestBinary); - {Length,RestBinary} -> - <<_:Length/unit:8,Rest/binary>> = RestBinary, - {ok,Rest} - end. - -skip_indefinite_value(<<0,0,Rest/binary>>) -> - {ok,Rest}; -skip_indefinite_value(Binary) -> - {ok,RestBinary}=skip_tag(Binary), - {ok,RestBinary2} = skip_length_and_value(RestBinary), - skip_indefinite_value(RestBinary2). - -get_value(Binary) -> - case decode_length(Binary) of - {indefinite,RestBinary} -> - get_indefinite_value(RestBinary,[]); - {Length,RestBinary} -> - <<Value:Length/binary,_Rest/binary>> = RestBinary, - {ok,Value} - end. - -get_indefinite_value(<<0,0,_Rest/binary>>,Acc) -> - {ok,list_to_binary(lists:reverse(Acc))}; -get_indefinite_value(Binary,Acc) -> - {ok,{Tag,RestBinary}}=get_tag(Binary), - {ok,{LenVal,RestBinary2}} = get_length_and_value(RestBinary), - get_indefinite_value(RestBinary2,[LenVal,Tag|Acc]). - -get_tag(<<H:1/binary,Rest/binary>>) -> - case H of - <<_:3,31:5>> -> - get_long_tag(Rest,[H]); - _ -> {ok,{H,Rest}} - end. -get_long_tag(<<H:1/binary,Rest/binary>>,Acc) -> - case H of - <<0:1,_:7>> -> - {ok,{list_to_binary(lists:reverse([H|Acc])),Rest}}; - _ -> - get_long_tag(Rest,[H|Acc]) - end. - -get_length_and_value(Bin = <<0:1,Length:7,_T/binary>>) -> - <<Len,Val:Length/binary,Rest/binary>> = Bin, - {ok,{<<Len,Val/binary>>, Rest}}; -get_length_and_value(Bin = <<1:1,0:7,_T/binary>>) -> - get_indefinite_length_and_value(Bin); -get_length_and_value(<<1:1,LL:7,T/binary>>) -> - <<Length:LL/unit:8,Rest/binary>> = T, - <<Value:Length/binary,Rest2/binary>> = Rest, - {ok,{<<1:1,LL:7,Length:LL/unit:8,Value/binary>>,Rest2}}. - -get_indefinite_length_and_value(<<H,T/binary>>) -> - get_indefinite_length_and_value(T,[H]). - -get_indefinite_length_and_value(<<0,0,Rest/binary>>,Acc) -> - {ok,{list_to_binary(lists:reverse(Acc)),Rest}}; -get_indefinite_length_and_value(Binary,Acc) -> - {ok,{Tag,RestBinary}}=get_tag(Binary), - {ok,{LenVal,RestBinary2}}=get_length_and_value(RestBinary), - get_indefinite_length_and_value(RestBinary2,[LenVal,Tag|Acc]). - - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% match_tags takes a Tlv (Tag, Length, Value) structure and matches -%% it with the tags in TagList. If the tags does not match the function -%% crashes otherwise it returns the remaining Tlv after that the tags have -%% been removed. -%% -%% match_tags(Tlv, TagList) -%% - -match_tags({T,V},[T]) -> - V; -match_tags({T,V}, [T|Tt]) -> - match_tags(V,Tt); -match_tags([{T,V}],[T|Tt]) -> - match_tags(V, Tt); -match_tags(Vlist = [{T,_V}|_], [T]) -> - Vlist; -match_tags(Tlv, []) -> - Tlv; -match_tags(Tlv = {Tag,_V},[T|_Tt]) -> - exit({error,{asn1,{wrong_tag,{{expected,T},{got,Tag,Tlv}}}}}). - - -cindex(Ix,Val,Cname) -> - case element(Ix,Val) of - {Cname,Val2} -> Val2; - X -> X - end. - -%%% -%% skips components that do not match a tag in Tags -skip_ExtensionAdditions([],_Tags) -> - []; -skip_ExtensionAdditions(TLV=[{Tag,_}|Rest],Tags) -> - case [X||X=T<-Tags,T==Tag] of - [] -> - %% skip this TLV and continue with next - skip_ExtensionAdditions(Rest,Tags); - _ -> - TLV - end. - - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Optionals, preset not filled optionals with asn1_NOVALUE -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -% converts a list to a record if necessary -list_to_record(Name,List) when is_list(List) -> - list_to_tuple([Name|List]); -list_to_record(_Name,Tuple) when is_tuple(Tuple) -> - Tuple. - - -fixoptionals(OptList,Val) when is_list(Val) -> - fixoptionals(OptList,Val,1,[],[]). - -fixoptionals([{Name,Pos}|Ot],[{Name,Val}|Vt],_Opt,Acc1,Acc2) -> - fixoptionals(Ot,Vt,Pos+1,[1|Acc1],[{Name,Val}|Acc2]); -fixoptionals([{_Name,Pos}|Ot],V,Pos,Acc1,Acc2) -> - fixoptionals(Ot,V,Pos+1,[0|Acc1],[asn1_NOVALUE|Acc2]); -fixoptionals(O,[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals(O,Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals([],[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals([],Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals([],[],_,_Acc1,Acc2) -> - % return Val as a record - list_to_tuple([asn1_RECORDNAME|lists:reverse(Acc2)]). - - -%%encode_tag(TagClass(?UNI, APP etc), Form (?PRIM etx), TagInteger) -> -%% 8bit Int | binary -encode_tag_val({Class, Form, TagNo}) when (TagNo =< 30) -> - <<(Class bsr 6):2,(Form bsr 5):1,TagNo:5>>; - -encode_tag_val({Class, Form, TagNo}) -> - {Octets,_Len} = mk_object_val(TagNo), - BinOct = list_to_binary(Octets), - <<(Class bsr 6):2, (Form bsr 5):1, 31:5,BinOct/binary>>. - - -%%=============================================================================== -%% Decode a tag -%% -%% decode_tag(OctetListBuffer) -> {{Form, (Class bsl 16)+ TagNo}, RestOfBuffer, RemovedBytes} -%%=============================================================================== - -decode_tag_and_length(<<Class:2, Form:1, TagNo:5, 0:1, Length:7, V:Length/binary, RestBuffer/binary>>) when TagNo < 31 -> - {Form, (Class bsl 16) + TagNo, V, RestBuffer}; -decode_tag_and_length(<<Class:2, 1:1, TagNo:5, 1:1, 0:7, T/binary>>) when TagNo < 31 -> - {2, (Class bsl 16) + TagNo, T, <<>>}; -decode_tag_and_length(<<Class:2, Form:1, TagNo:5, 1:1, LL:7, Length:LL/unit:8,V:Length/binary, T/binary>>) when TagNo < 31 -> - {Form, (Class bsl 16) + TagNo, V, T}; -decode_tag_and_length(<<Class:2, Form:1, 31:5, 0:1, TagNo:7, 0:1, Length:7, V:Length/binary, RestBuffer/binary>>) -> - {Form, (Class bsl 16) + TagNo, V, RestBuffer}; -decode_tag_and_length(<<Class:2, 1:1, 31:5, 0:1, TagNo:7, 1:1, 0:7, T/binary>>) -> - {2, (Class bsl 16) + TagNo, T, <<>>}; -decode_tag_and_length(<<Class:2, Form:1, 31:5, 0:1, TagNo:7, 1:1, LL:7, Length:LL/unit:8, V:Length/binary, T/binary>>) -> - {Form, (Class bsl 16) + TagNo, V, T}; -decode_tag_and_length(<<Class:2, Form:1, 31:5, 1:1, TagPart1:7, 0:1, TagPartLast, Buffer/binary>>) -> - TagNo = (TagPart1 bsl 7) bor TagPartLast, - {Length, RestBuffer} = decode_length(Buffer), - << V:Length/binary, RestBuffer2/binary>> = RestBuffer, - {Form, (Class bsl 16) + TagNo, V, RestBuffer2}; -decode_tag_and_length(<<Class:2, Form:1, 31:5, Buffer/binary>>) -> - {TagNo, Buffer1} = decode_tag(Buffer, 0), - {Length, RestBuffer} = decode_length(Buffer1), - << V:Length/binary, RestBuffer2/binary>> = RestBuffer, - {Form, (Class bsl 16) + TagNo, V, RestBuffer2}. - - - -%% last partial tag -decode_tag(<<0:1,PartialTag:7, Buffer/binary>>, TagAck) -> - TagNo = (TagAck bsl 7) bor PartialTag, - %%<<TagNo>> = <<TagAck:1, PartialTag:7>>, - {TagNo, Buffer}; -% more tags -decode_tag(<<_:1,PartialTag:7, Buffer/binary>>, TagAck) -> - TagAck1 = (TagAck bsl 7) bor PartialTag, - %%<<TagAck1:16>> = <<TagAck:1, PartialTag:7,0:8>>, - decode_tag(Buffer, TagAck1). - - -%%======================================================================= -%% -%% Encode all tags in the list Tags and return a possibly deep list of -%% bytes with tag and length encoded -%% The taglist must be in reverse order (fixed by the asn1 compiler) -%% e.g [T1,T2] will result in -%% {[EncodedT2,EncodedT1|BytesSoFar],LenSoFar+LenT2+LenT1} -%% - -encode_tags([Tag|Trest], BytesSoFar, LenSoFar) -> -% remove {Bytes1,L1} = encode_one_tag(Tag), - {Bytes2,L2} = encode_length(LenSoFar), - encode_tags(Trest, [Tag,Bytes2|BytesSoFar], - LenSoFar + size(Tag) + L2); -encode_tags([], BytesSoFar, LenSoFar) -> - {BytesSoFar,LenSoFar}. - -encode_tags(TagIn, {BytesSoFar,LenSoFar}) -> - encode_tags(TagIn, BytesSoFar, LenSoFar). - -% encode_one_tag(#tag{class=Class,number=No,type=Type, form = Form}) -> -% NewForm = case Type of -% 'EXPLICIT' -> -% ?CONSTRUCTED; -% _ -> -% Form -% end, -% Bytes = encode_tag_val({Class,NewForm,No}), -% {Bytes,size(Bytes)}. - - -%%=============================================================================== -%% -%% This comment is valid for all the encode/decode functions -%% -%% C = Constraint -> typically {'ValueRange',LowerBound,UpperBound} -%% used for PER-coding but not for BER-coding. -%% -%% Val = Value. If Val is an atom then it is a symbolic integer value -%% (i.e the atom must be one of the names in the NamedNumberList). -%% The NamedNumberList is used to translate the atom to an integer value -%% before encoding. -%% -%%=============================================================================== - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_open_type(Value) -> io_list (i.e nested list with integers, binaries) -%% Value = list of bytes of an already encoded value (the list must be flat) -%% | binary - -%% -encode_open_type(Val) when is_list(Val) -> -% {Val,length(Val)}; - encode_open_type(list_to_binary(Val)); -encode_open_type(Val) -> - {Val, size(Val)}. - -%% -encode_open_type(Val, T) when is_list(Val) -> - encode_open_type(list_to_binary(Val),T); -encode_open_type(Val,[]) -> - {Val, size(Val)}; -encode_open_type(Val,Tag) -> - encode_tags(Tag,Val, size(Val)). - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_open_type(Tlv, TagIn) -> Value -%% Tlv = {Tag,V} | V where V -> binary() -%% TagIn = [TagVal] where TagVal -> int() -%% Value = binary with decoded data (which must be decoded again as some type) -%% -decode_open_type(Tlv, TagIn) -> - decode_open_type(Tlv, TagIn, erlang). -decode_open_type(Tlv, TagIn, Method) -> - case match_tags(Tlv,TagIn) of - Bin when is_binary(Bin) -> - {InnerTlv,_} = decode(Bin,Method), - InnerTlv; - TlvBytes -> TlvBytes - end. - - -decode_open_type_as_binary(Tlv, TagIn) -> - decode_open_type_as_binary(Tlv, TagIn, erlang). -decode_open_type_as_binary(Tlv,TagIn, Method)-> - case match_tags(Tlv,TagIn) of - V when is_binary(V) -> - V; - [Tlv2] -> encode(Tlv2, Method); - Tlv2 -> encode(Tlv2, Method) - end. - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Boolean, ITU_T X.690 Chapter 8.2 -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% encode_boolean(Integer, ReversedTagList) -> {[Octet],Len} -%%=============================================================================== - -encode_boolean({Name, Val}, TagIn) when is_atom(Name) -> - encode_boolean(Val, TagIn); -encode_boolean(true, TagIn) -> - encode_tags(TagIn, [16#FF],1); -encode_boolean(false, TagIn) -> - encode_tags(TagIn, [0],1); -encode_boolean(X,_) -> - exit({error,{asn1, {encode_boolean, X}}}). - - -%%=============================================================================== -%% decode_boolean(BuffList, HasTag, TotalLen) -> {true, Remain, RemovedBytes} | -%% {false, Remain, RemovedBytes} -%%=============================================================================== -decode_boolean(Tlv,TagIn) -> - Val = match_tags(Tlv, TagIn), - case Val of - <<0:8>> -> - false; - <<_:8>> -> - true; - _ -> - exit({error,{asn1, {decode_boolean, Val}}}) - end. - - -%%=========================================================================== -%% Integer, ITU_T X.690 Chapter 8.3 - -%% encode_integer(Constraint, Value, Tag) -> [octet list] -%% encode_integer(Constraint, Name, NamedNumberList, Tag) -> [octet list] -%% Value = INTEGER | {Name,INTEGER} -%% Tag = tag | notag -%%=========================================================================== - -encode_integer(C, Val, Tag) when is_integer(Val) -> - encode_tags(Tag, encode_integer(C, Val)); -encode_integer(C,{Name,Val},Tag) when is_atom(Name) -> - encode_integer(C,Val,Tag); -encode_integer(_C, Val, _Tag) -> - exit({error,{asn1, {encode_integer, Val}}}). - - - -encode_integer(C, Val, NamedNumberList, Tag) when is_atom(Val) -> - case lists:keysearch(Val, 1, NamedNumberList) of - {value,{_, NewVal}} -> - encode_tags(Tag, encode_integer(C, NewVal)); - _ -> - exit({error,{asn1, {encode_integer_namednumber, Val}}}) - end; -encode_integer(C,{_Name,Val},NamedNumberList,Tag) -> - encode_integer(C,Val,NamedNumberList,Tag); -encode_integer(C, Val, _NamedNumberList, Tag) -> - encode_tags(Tag, encode_integer(C, Val)). - - -encode_integer(_, Val) -> - Bytes = - if - Val >= 0 -> - encode_integer_pos(Val, []); - true -> - encode_integer_neg(Val, []) - end, - {Bytes,length(Bytes)}. - -encode_integer_pos(0, L=[B|_Acc]) when B < 128 -> - L; -encode_integer_pos(N, Acc) -> - encode_integer_pos((N bsr 8), [N band 16#ff| Acc]). - -encode_integer_neg(-1, L=[B1|_T]) when B1 > 127 -> - L; -encode_integer_neg(N, Acc) -> - encode_integer_neg(N bsr 8, [N band 16#ff|Acc]). - -%%=============================================================================== -%% decode integer -%% (Buffer, Range, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%%=============================================================================== - -decode_integer(Tlv,Range,NamedNumberList,TagIn) -> - V = match_tags(Tlv,TagIn), - Int = decode_integer(V), - range_check_integer(Int,Range), - number2name(Int,NamedNumberList). - -decode_integer(Tlv,Range,TagIn) -> - V = match_tags(Tlv, TagIn), - Int = decode_integer(V), - range_check_integer(Int,Range), - Int. - -%% decoding postitive integer values. -decode_integer(Bin = <<0:1,_:7,_/binary>>) -> - Len = size(Bin), -% <<Int:Len/unit:8,Buffer2/binary>> = Bin, - <<Int:Len/unit:8>> = Bin, - Int; -%% decoding negative integer values. -decode_integer(Bin = <<1:1,B2:7,Bs/binary>>) -> - Len = size(Bin), -% <<N:Len/unit:8,Buffer2/binary>> = <<B2,Bs/binary>>, - <<N:Len/unit:8>> = <<B2,Bs/binary>>, - Int = N - (1 bsl (8 * Len - 1)), - Int. - -range_check_integer(Int,Range) -> - case Range of - [] -> % No length constraint - Int; - {Lb,Ub} when Int >= Lb, Ub >= Int -> % variable length constraint - Int; - Int -> % fixed value constraint - Int; - {_,_} -> - exit({error,{asn1,{integer_range,Range,Int}}}); - SingleValue when is_integer(SingleValue) -> - exit({error,{asn1,{integer_range,Range,Int}}}); - _ -> % some strange constraint that we don't support yet - Int - end. - -number2name(Int,[]) -> - Int; -number2name(Int,NamedNumberList) -> - case lists:keysearch(Int, 2, NamedNumberList) of - {value,{NamedVal, _}} -> - NamedVal; - _ -> - Int - end. - - -%%============================================================================ -%% Enumerated value, ITU_T X.690 Chapter 8.4 - -%% encode enumerated value -%%============================================================================ -encode_enumerated(Val, TagIn) when is_integer(Val)-> - encode_tags(TagIn, encode_integer(false,Val)); -encode_enumerated({Name,Val}, TagIn) when is_atom(Name) -> - encode_enumerated(Val, TagIn). - -%% The encode_enumerated functions below this line can be removed when the -%% new code generation is stable. (the functions might have to be kept here -%% a while longer for compatibility reasons) - -encode_enumerated(C, Val, {NamedNumberList,ExtList}, TagIn) when is_atom(Val) -> - case catch encode_enumerated(C, Val, NamedNumberList, TagIn) of - {'EXIT',_} -> encode_enumerated(C, Val, ExtList, TagIn); - Result -> Result - end; - -encode_enumerated(C, Val, NamedNumberList, TagIn) when is_atom(Val) -> - case lists:keysearch(Val, 1, NamedNumberList) of - {value, {_, NewVal}} -> - encode_tags(TagIn, encode_integer(C, NewVal)); - _ -> - exit({error,{asn1, {enumerated_not_in_range, Val}}}) - end; - -encode_enumerated(C, {asn1_enum, Val}, {_,_}, TagIn) when is_integer(Val) -> - encode_tags(TagIn, encode_integer(C,Val)); - -encode_enumerated(C, {Name,Val}, NamedNumberList, TagIn) when is_atom(Name) -> - encode_enumerated(C, Val, NamedNumberList, TagIn); - -encode_enumerated(_C, Val, _NamedNumberList, _TagIn) -> - exit({error,{asn1, {enumerated_not_namednumber, Val}}}). - - - -%%============================================================================ -%% decode enumerated value -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> Value -%%=========================================================================== -decode_enumerated(Tlv, Range, NamedNumberList, Tags) -> - Buffer = match_tags(Tlv,Tags), - decode_enumerated_notag(Buffer, Range, NamedNumberList, Tags). - -decode_enumerated_notag(Buffer, _Range, {NamedNumberList,ExtList}, _Tags) -> - - IVal = decode_integer2(size(Buffer), Buffer), - case decode_enumerated1(IVal, NamedNumberList) of - {asn1_enum,IVal} -> - decode_enumerated1(IVal,ExtList); - EVal -> - EVal - end; -decode_enumerated_notag(Buffer, _Range, NNList, _Tags) -> - IVal = decode_integer2(size(Buffer), Buffer), - case decode_enumerated1(IVal, NNList) of - {asn1_enum,_} -> - exit({error,{asn1, {illegal_enumerated, IVal}}}); - EVal -> - EVal - end. - -decode_enumerated1(Val, NamedNumberList) -> - %% it must be a named integer - case lists:keysearch(Val, 2, NamedNumberList) of - {value,{NamedVal, _}} -> - NamedVal; - _ -> - {asn1_enum,Val} - end. - - -%%============================================================================ -%% -%% Real value, ITU_T X.690 Chapter 8.5 -%%============================================================================ -%% -%% encode real value -%%============================================================================ - -%% only base 2 internally so far!! -encode_real(_C,0, TagIn) -> - encode_tags(TagIn, {[],0}); -encode_real(_C,'PLUS-INFINITY', TagIn) -> - encode_tags(TagIn, {[64],1}); -encode_real(_C,'MINUS-INFINITY', TagIn) -> - encode_tags(TagIn, {[65],1}); -encode_real(C,Val, TagIn) when is_tuple(Val); is_list(Val) -> - encode_tags(TagIn, encode_real(C,Val)). - - - -encode_real(C,Val) -> - asn1rt_ber_bin:encode_real(C,Val). - - -%%============================================================================ -%% decode real value -%% -%% decode_real([OctetBufferList], tuple|value, tag|notag) -> -%% {{Mantissa, Base, Exp} | realval | PLUS-INFINITY | MINUS-INFINITY | 0, -%% RestBuff} -%% -%% only for base 2 and 10 decoding sofar!! -%%============================================================================ - -decode_real(Tlv, Tags) -> - Buffer = match_tags(Tlv,Tags), - decode_real_notag(Buffer). - -decode_real_notag(Buffer) -> - Len = - case Buffer of - Bin when is_binary(Bin) -> - size(Bin); - {_T,_V} -> - exit({error,{asn1,{real_not_in_primitive_form,Buffer}}}) - end, - {Val,_Rest,Len} = asn1rt_ber_bin:decode_real(Buffer,Len), - Val. -%% exit({error,{asn1, {unimplemented,real}}}). -%% decode_real2(Buffer, Form, size(Buffer)). - -% decode_real2(Buffer, Form, Len) -> -% <<First, Buffer2/binary>> = Buffer, -% if -% First =:= 2#01000000 -> {'PLUS-INFINITY', Buffer2}; -% First =:= 2#01000001 -> {'MINUS-INFINITY', Buffer2}; -% First =:= 2#00000000 -> {0, Buffer2}; -% true -> -% %% have some check here to verify only supported bases (2) -% <<B7:1,B6:1,B5_4:2,B3_2:2,B1_0:2>> = <<First>>, -% Sign = B6, -% Base = -% case B5_4 of -% 0 -> 2; % base 2, only one so far -% _ -> exit({error,{asn1, {non_supported_base, First}}}) -% end, -% ScalingFactor = -% case B3_2 of -% 0 -> 0; % no scaling so far -% _ -> exit({error,{asn1, {non_supported_scaling, First}}}) -% end, - -% {FirstLen,Exp,Buffer3} = -% case B1_0 of -% 0 -> -% <<_:1/unit:8,Buffer21/binary>> = Buffer2, -% {2, decode_integer2(1, Buffer2),Buffer21}; -% 1 -> -% <<_:2/unit:8,Buffer21/binary>> = Buffer2, -% {3, decode_integer2(2, Buffer2)}; -% 2 -> -% <<_:3/unit:8,Buffer21/binary>> = Buffer2, -% {4, decode_integer2(3, Buffer2)}; -% 3 -> -% <<ExpLen1,RestBuffer/binary>> = Buffer2, -% <<_:ExpLen1/unit:8,RestBuffer2/binary>> = RestBuffer, -% { ExpLen1 + 2, -% decode_integer2(ExpLen1, RestBuffer, RemBytes1), -% RestBuffer2} -% end, -% Length = Len - FirstLen, -% <<LongInt:Length/unit:8,RestBuff/binary>> = Buffer3, -% {Mantissa, Buffer4} = -% if Sign =:= 0 -> - -% {LongInt, RestBuff};% sign plus, -% true -> - -% {-LongInt, RestBuff}% sign minus -% end, -% case Form of -% tuple -> -% {Val,Buf,RemB} = Exp, -% {{Mantissa, Base, {Val,Buf}}, Buffer4, RemBytes2+RemBytes3}; -% _value -> -% comming -% end -% end. - - -%%============================================================================ -%% Bitstring value, ITU_T X.690 Chapter 8.6 -%% -%% encode bitstring value -%% -%% bitstring NamedBitList -%% Val can be of: -%% - [identifiers] where only named identifers are set to one, -%% the Constraint must then have some information of the -%% bitlength. -%% - [list of ones and zeroes] all bits -%% - integer value representing the bitlist -%% C is constrint Len, only valid when identifiers -%%============================================================================ - -encode_bit_string(C,Bin={Unused,BinBits},NamedBitList,TagIn) when is_integer(Unused), is_binary(BinBits) -> - encode_bin_bit_string(C,Bin,NamedBitList,TagIn); -encode_bit_string(C, [FirstVal | RestVal], NamedBitList, TagIn) when is_atom(FirstVal) -> - encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn); - -encode_bit_string(C, [{bit,X} | RestVal], NamedBitList, TagIn) -> - encode_bit_string_named(C, [{bit,X} | RestVal], NamedBitList, TagIn); - -encode_bit_string(C, [FirstVal| RestVal], NamedBitList, TagIn) when is_integer(FirstVal) -> - encode_bit_string_bits(C, [FirstVal | RestVal], NamedBitList, TagIn); - -encode_bit_string(_C, 0, _NamedBitList, TagIn) -> - encode_tags(TagIn, <<0>>,1); - -encode_bit_string(_C, [], _NamedBitList, TagIn) -> - encode_tags(TagIn, <<0>>,1); - -encode_bit_string(C, IntegerVal, NamedBitList, TagIn) when is_integer(IntegerVal) -> - BitListVal = int_to_bitlist(IntegerVal), - encode_bit_string_bits(C, BitListVal, NamedBitList, TagIn); - -encode_bit_string(C, {Name,BitList}, NamedBitList, TagIn) when is_atom(Name) -> - encode_bit_string(C, BitList, NamedBitList, TagIn). - - - -int_to_bitlist(0) -> - []; -int_to_bitlist(Int) when is_integer(Int), Int >= 0 -> - [Int band 1 | int_to_bitlist(Int bsr 1)]. - - -%%================================================================= -%% Encode BIT STRING of the form {Unused,BinBits}. -%% Unused is the number of unused bits in the last byte in BinBits -%% and BinBits is a binary representing the BIT STRING. -%%================================================================= -encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList,TagIn)-> - case get_constraint(C,'SizeConstraint') of - no -> - remove_unused_then_dotag(TagIn, Unused, BinBits); - {_Min,Max} -> - BBLen = (size(BinBits)*8)-Unused, - if - BBLen > Max -> - exit({error,{asn1, - {bitstring_length, - {{was,BBLen},{maximum,Max}}}}}); - true -> - remove_unused_then_dotag(TagIn, Unused, BinBits) - end; - Size -> - case ((size(BinBits)*8)-Unused) of - BBSize when BBSize =< Size -> - remove_unused_then_dotag(TagIn, Unused, BinBits); - BBSize -> - exit({error,{asn1, - {bitstring_length, - {{was,BBSize},{should_be,Size}}}}}) - end - end. - -remove_unused_then_dotag(TagIn,Unused,BinBits) -> - case Unused of - 0 when (size(BinBits) == 0) -> - encode_tags(TagIn,<<0>>,1); - 0 -> - Bin = <<Unused,BinBits/binary>>, - encode_tags(TagIn,Bin,size(Bin)); - Num -> - N = (size(BinBits)-1), - <<BBits:N/binary,LastByte>> = BinBits, - encode_tags(TagIn, - [Unused,binary_to_list(BBits) ++[(LastByte bsr Num) bsl Num]], - 1+size(BinBits)) - end. - - -%%================================================================= -%% Encode named bits -%%================================================================= - -encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn) -> - ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), - Size = - case get_constraint(C,'SizeConstraint') of - no -> - lists:max(ToSetPos)+1; - {_Min,Max} -> - Max; - TSize -> - TSize - end, - BitList = make_and_set_list(Size, ToSetPos, 0), - {Len, Unused, OctetList} = encode_bitstring(BitList), - encode_tags(TagIn, [Unused|OctetList],Len+1). - - -%%---------------------------------------- -%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> -%% [sorted_list_of_bitpositions_to_set] -%%---------------------------------------- - -get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); -get_all_bitposes([Val | Rest], NamedBitList, Ack) when is_atom(Val) -> - case lists:keysearch(Val, 1, NamedBitList) of - {value, {_ValName, ValPos}} -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); - _ -> - exit({error,{asn1, {bitstring_namedbit, Val}}}) - end; -get_all_bitposes([], _NamedBitList, Ack) -> - lists:sort(Ack). - - -%%---------------------------------------- -%% make_and_set_list(Len of list to return, [list of positions to set to 1])-> -%% returns list of Len length, with all in SetPos set. -%% in positioning in list the first element is 0, the second 1 etc.., but -%% Len will make a list of length Len, not Len + 1. -%% BitList = make_and_set_list(C, ToSetPos, 0), -%%---------------------------------------- - -make_and_set_list(0, [], _) -> []; -make_and_set_list(0, _, _) -> - exit({error,{asn1,bitstring_sizeconstraint}}); -make_and_set_list(Len, [XPos|SetPos], XPos) -> - [1 | make_and_set_list(Len - 1, SetPos, XPos + 1)]; -make_and_set_list(Len, [Pos|SetPos], XPos) -> - [0 | make_and_set_list(Len - 1, [Pos | SetPos], XPos + 1)]; -make_and_set_list(Len, [], XPos) -> - [0 | make_and_set_list(Len - 1, [], XPos + 1)]. - - - - - - -%%================================================================= -%% Encode bit string for lists of ones and zeroes -%%================================================================= -encode_bit_string_bits(C, BitListVal, _NamedBitList, TagIn) when is_list(BitListVal) -> - case get_constraint(C,'SizeConstraint') of - no -> - {Len, Unused, OctetList} = encode_bitstring(BitListVal), - %%add unused byte to the Len - encode_tags(TagIn, [Unused | OctetList], Len+1); - Constr={Min,_Max} when is_integer(Min) -> - %% Max may be an integer or 'MAX' - encode_constr_bit_str_bits(Constr,BitListVal,TagIn); - {Constr={_,_},[]} ->%Constr={Min,Max} - %% constraint with extension mark - encode_constr_bit_str_bits(Constr,BitListVal,TagIn); - Constr={{_,_},{_,_}} ->%{{Min1,Max1},{Min2,Max2}} - %% constraint with extension mark - encode_constr_bit_str_bits(Constr,BitListVal,TagIn); - Size -> - case length(BitListVal) of - BitSize when BitSize == Size -> - {Len, Unused, OctetList} = encode_bitstring(BitListVal), - %%add unused byte to the Len - encode_tags(TagIn, [Unused | OctetList], Len+1); - BitSize when BitSize < Size -> - PaddedList = pad_bit_list(Size-BitSize,BitListVal), - {Len, Unused, OctetList} = encode_bitstring(PaddedList), - %%add unused byte to the Len - encode_tags(TagIn, [Unused | OctetList], Len+1); - BitSize -> - exit({error,{asn1, - {bitstring_length, {{was,BitSize},{should_be,Size}}}}}) - end - - end. - -encode_constr_bit_str_bits({{_Min1,Max1},{Min2,Max2}},BitListVal,TagIn) -> - BitLen = length(BitListVal), - case BitLen of - Len when Len > Max2 -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {maximum,Max2}}}}}); - Len when Len > Max1, Len < Min2 -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {not_allowed_interval, - Max1,Min2}}}}}); - _ -> - {Len, Unused, OctetList} = encode_bitstring(BitListVal), - %%add unused byte to the Len - encode_tags(TagIn, [Unused, OctetList], Len+1) - end; -encode_constr_bit_str_bits({Min,Max},BitListVal,TagIn) -> - BitLen = length(BitListVal), - if - BitLen > Max -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {maximum,Max}}}}}); - BitLen < Min -> - exit({error,{asn1,{bitstring_length,{{was,BitLen}, - {minimum,Max}}}}}); - true -> - {Len, Unused, OctetList} = encode_bitstring(BitListVal), - %%add unused byte to the Len - encode_tags(TagIn, [Unused, OctetList], Len+1) - end. - - -%% returns a list of length Size + length(BitListVal), with BitListVal -%% as the most significant elements followed by padded zero elements -pad_bit_list(Size,BitListVal) -> - Tail = lists:duplicate(Size,0), - lists:append(BitListVal,Tail). - -%%================================================================= -%% Do the actual encoding -%% ([bitlist]) -> {ListLen, UnusedBits, OctetList} -%%================================================================= - -encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest]) -> - Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor - (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, - encode_bitstring(Rest, [Val], 1); -encode_bitstring(Val) -> - {Unused, Octet} = unused_bitlist(Val, 7, 0), - {1, Unused, [Octet]}. - -encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest], Ack, Len) -> - Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor - (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, - encode_bitstring(Rest, [Ack | [Val]], Len + 1); -%%even multiple of 8 bits.. -encode_bitstring([], Ack, Len) -> - {Len, 0, Ack}; -%% unused bits in last octet -encode_bitstring(Rest, Ack, Len) -> -% io:format("uneven ~w ~w ~w~n",[Rest, Ack, Len]), - {Unused, Val} = unused_bitlist(Rest, 7, 0), - {Len + 1, Unused, [Ack | [Val]]}. - -%%%%%%%%%%%%%%%%%% -%% unused_bitlist([list of ones and zeros <= 7], 7, []) -> -%% {Unused bits, Last octet with bits moved to right} -unused_bitlist([], Trail, Ack) -> - {Trail + 1, Ack}; -unused_bitlist([Bit | Rest], Trail, Ack) -> -%% io:format("trail Bit: ~w Rest: ~w Trail: ~w Ack:~w~n",[Bit, Rest, Trail, Ack]), - unused_bitlist(Rest, Trail - 1, (Bit bsl Trail) bor Ack). - - -%%============================================================================ -%% decode bitstring value -%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} -%%============================================================================ - -decode_compact_bit_string(Buffer, Range, NamedNumberList, Tags) -> -% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_BIT_STRING}), - decode_restricted_string(Buffer, Range, ?N_BIT_STRING, Tags, - NamedNumberList,bin). - -decode_bit_string(Buffer, Range, NamedNumberList, Tags) -> -% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_BIT_STRING}), - decode_restricted_string(Buffer, Range, ?N_BIT_STRING, Tags, - NamedNumberList,old). - - -decode_bit_string2(<<0>>,_NamedNumberList,BinOrOld) -> - case BinOrOld of - bin -> - {0,<<>>}; - _ -> - [] - end; -decode_bit_string2(<<Unused,Bits/binary>>,NamedNumberList,BinOrOld) -> - case NamedNumberList of - [] -> - case BinOrOld of - bin -> - {Unused,Bits}; - _ -> - decode_bitstring2(size(Bits), Unused, Bits) - end; - _ -> - BitString = decode_bitstring2(size(Bits), Unused, Bits), - decode_bitstring_NNL(BitString,NamedNumberList) - end. - -%%---------------------------------------- -%% Decode the in buffer to bits -%%---------------------------------------- -decode_bitstring2(1,Unused,<<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,_/binary>>) -> - lists:sublist([B7,B6,B5,B4,B3,B2,B1,B0],8-Unused); -decode_bitstring2(Len, Unused, - <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Buffer/binary>>) -> - [B7, B6, B5, B4, B3, B2, B1, B0 | - decode_bitstring2(Len - 1, Unused, Buffer)]. - -%%decode_bitstring2(1, Unused, Buffer) -> -%% make_bits_of_int(hd(Buffer), 128, 8-Unused); -%%decode_bitstring2(Len, Unused, [BitVal | Buffer]) -> -%% [B7, B6, B5, B4, B3, B2, B1, B0] = make_bits_of_int(BitVal, 128, 8), -%% [B7, B6, B5, B4, B3, B2, B1, B0 | -%% decode_bitstring2(Len - 1, Unused, Buffer)]. - - -%%make_bits_of_int(_, _, 0) -> -%% []; -%%make_bits_of_int(BitVal, MaskVal, Unused) when Unused > 0 -> -%% X = case MaskVal band BitVal of -%% 0 -> 0 ; -%% _ -> 1 -%% end, -%% [X | make_bits_of_int(BitVal, MaskVal bsr 1, Unused - 1)]. - - - -%%---------------------------------------- -%% Decode the bitlist to names -%%---------------------------------------- - - -decode_bitstring_NNL(BitList,NamedNumberList) -> - decode_bitstring_NNL(BitList,NamedNumberList,0,[]). - - -decode_bitstring_NNL([],_,_No,Result) -> - lists:reverse(Result); - -decode_bitstring_NNL([B|BitList],[{Name,No}|NamedNumberList],No,Result) -> - if - B == 0 -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result); - true -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,[Name|Result]) - end; -decode_bitstring_NNL([1|BitList],NamedNumberList,No,Result) -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,[{bit,No}|Result]); -decode_bitstring_NNL([0|BitList],NamedNumberList,No,Result) -> - decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result). - - -%%============================================================================ -%% Octet string, ITU_T X.690 Chapter 8.7 -%% -%% encode octet string -%% The OctetList must be a flat list of integers in the range 0..255 -%% the function does not check this because it takes to much time -%%============================================================================ -encode_octet_string(_C, OctetList, TagIn) when is_binary(OctetList) -> - encode_tags(TagIn, OctetList, size(OctetList)); -encode_octet_string(_C, OctetList, TagIn) when is_list(OctetList) -> - encode_tags(TagIn, OctetList, length(OctetList)); -encode_octet_string(C, {Name,OctetList}, TagIn) when is_atom(Name) -> - encode_octet_string(C, OctetList, TagIn). - - -%%============================================================================ -%% decode octet string -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%% -%% Octet string is decoded as a restricted string -%%============================================================================ -decode_octet_string(Buffer, Range, Tags) -> -% NewTags = new_tags(HasTag,#tag{class=?UNIVERSAL,number=?N_OCTET_STRING}), - decode_restricted_string(Buffer, Range, ?N_OCTET_STRING, - Tags, [], old). - -%%============================================================================ -%% Null value, ITU_T X.690 Chapter 8.8 -%% -%% encode NULL value -%%============================================================================ - -encode_null({Name, _Val}, TagIn) when is_atom(Name) -> - encode_tags(TagIn, [], 0); -encode_null(_Val, TagIn) -> - encode_tags(TagIn, [], 0). - -%%============================================================================ -%% decode NULL value -%% (Buffer, HasTag, TotalLen) -> {NULL, Remain, RemovedBytes} -%%============================================================================ - -decode_null(Tlv, Tags) -> - Val = match_tags(Tlv, Tags), - case Val of - <<>> -> - 'NULL'; - _ -> - exit({error,{asn1,{decode_null,Val}}}) - end. - -%%============================================================================ -%% Object identifier, ITU_T X.690 Chapter 8.19 -%% -%% encode Object Identifier value -%%============================================================================ - -encode_object_identifier({Name,Val}, TagIn) when is_atom(Name) -> - encode_object_identifier(Val, TagIn); -encode_object_identifier(Val, TagIn) -> - encode_tags(TagIn, e_object_identifier(Val)). - -e_object_identifier({'OBJECT IDENTIFIER', V}) -> - e_object_identifier(V); -e_object_identifier({Cname, V}) when is_atom(Cname), is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); -e_object_identifier({Cname, V}) when is_atom(Cname), is_list(V) -> - e_object_identifier(V); -e_object_identifier(V) when is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); - -%%%%%%%%%%%%%%% -%% e_object_identifier([List of Obect Identifiers]) -> -%% {[Encoded Octetlist of ObjIds], IntLength} -%% -e_object_identifier([E1, E2 | Tail]) -> - Head = 40*E1 + E2, % wow! - {H,Lh} = mk_object_val(Head), - {R,Lr} = lists:mapfoldl(fun enc_obj_id_tail/2,0,Tail), - {[H|R], Lh+Lr}. - -enc_obj_id_tail(H, Len) -> - {B, L} = mk_object_val(H), - {B,Len+L}. - - -%%%%%%%%%%% -%% mk_object_val(Value) -> {OctetList, Len} -%% returns a Val as a list of octets, the 8 bit is allways set to one except -%% for the last octet, where its 0 -%% - - -mk_object_val(Val) when Val =< 127 -> - {[255 band Val], 1}; -mk_object_val(Val) -> - mk_object_val(Val bsr 7, [Val band 127], 1). -mk_object_val(0, Ack, Len) -> - {Ack, Len}; -mk_object_val(Val, Ack, Len) -> - mk_object_val(Val bsr 7, [((Val band 127) bor 128) | Ack], Len + 1). - - - -%%============================================================================ -%% decode Object Identifier value -%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} -%%============================================================================ - -decode_object_identifier(Tlv, Tags) -> - Val = match_tags(Tlv, Tags), - [AddedObjVal|ObjVals] = dec_subidentifiers(Val,0,[]), - {Val1, Val2} = if - AddedObjVal < 40 -> - {0, AddedObjVal}; - AddedObjVal < 80 -> - {1, AddedObjVal - 40}; - true -> - {2, AddedObjVal - 80} - end, - list_to_tuple([Val1, Val2 | ObjVals]). - -dec_subidentifiers(<<>>,_Av,Al) -> - lists:reverse(Al); -dec_subidentifiers(<<1:1,H:7,T/binary>>,Av,Al) -> - dec_subidentifiers(T,(Av bsl 7) + H,Al); -dec_subidentifiers(<<H,T/binary>>,Av,Al) -> - dec_subidentifiers(T,0,[((Av bsl 7) + H)|Al]). - -%%============================================================================ -%% RELATIVE-OID, ITU_T X.690 Chapter 8.20 -%% -%% encode Relative Object Identifier -%%============================================================================ -encode_relative_oid({Name,Val},TagIn) when is_atom(Name) -> - encode_relative_oid(Val,TagIn); -encode_relative_oid(Val,TagIn) when is_tuple(Val) -> - encode_relative_oid(tuple_to_list(Val),TagIn); -encode_relative_oid(Val,TagIn) -> - encode_tags(TagIn, enc_relative_oid(Val)). - -enc_relative_oid(Tuple) when is_tuple(Tuple) -> - enc_relative_oid(tuple_to_list(Tuple)); -enc_relative_oid(Val) -> - lists:mapfoldl(fun(X,AccIn) -> - {SO,L}=mk_object_val(X), - {SO,L+AccIn} - end - ,0,Val). - -%%============================================================================ -%% decode Relative Object Identifier value -%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} -%%============================================================================ -decode_relative_oid(Tlv, Tags) -> - Val = match_tags(Tlv, Tags), - ObjVals = dec_subidentifiers(Val,0,[]), - list_to_tuple(ObjVals). - -%%============================================================================ -%% Restricted character string types, ITU_T X.690 Chapter 8.20 -%% -%% encode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings -%%============================================================================ -%% The StringType arg is kept for future use but might be removed -encode_restricted_string(_C, OctetList, _StringType, TagIn) - when is_binary(OctetList) -> - encode_tags(TagIn, OctetList, size(OctetList)); -encode_restricted_string(_C, OctetList, _StringType, TagIn) - when is_list(OctetList) -> - encode_tags(TagIn, OctetList, length(OctetList)); -encode_restricted_string(C,{Name,OctetL}, StringType, TagIn) when is_atom(Name)-> - encode_restricted_string(C, OctetL, StringType, TagIn). - -%%============================================================================ -%% decode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings -%% (Buffer, Range, StringType, HasTag, TotalLen) -> -%% {String, Remain, RemovedBytes} -%%============================================================================ - -decode_restricted_string(Buffer, Range, StringType, Tags) -> - decode_restricted_string(Buffer, Range, StringType, Tags, [], old). - - -decode_restricted_string(Tlv, Range, StringType, TagsIn, - NamedNumberList, BinOrOld) -> - Val = match_tags(Tlv, TagsIn), - Val2 = - case Val of - PartList = [_H|_T] -> % constructed val - Bin = collect_parts(PartList), - decode_restricted(Bin, StringType, - NamedNumberList, BinOrOld); - Bin -> - decode_restricted(Bin, StringType, - NamedNumberList, BinOrOld) - end, - check_and_convert_restricted_string(Val2,StringType,Range,NamedNumberList,BinOrOld). - - - -% case StringType of -% ?N_BIT_STRING when BinOrOld == bin -> -% {concat_bit_binaries(AccVal, Val), AccRb+Rb}; -% _ when is_binary(Val),is_binary(AccVal) -> -% {<<AccVal/binary,Val/binary>>,AccRb+Rb}; -% _ when is_binary(Val), AccVal==[] -> -% {Val,AccRb+Rb}; -% _ -> -% {AccVal++Val, AccRb+Rb} -% end, - - - -decode_restricted(Bin, StringType, NamedNumberList,BinOrOld) -> - case StringType of - ?N_BIT_STRING -> - decode_bit_string2(Bin, NamedNumberList, BinOrOld); - ?N_UniversalString -> - mk_universal_string(binary_to_list(Bin)); - ?N_BMPString -> - mk_BMP_string(binary_to_list(Bin)); - _ -> - Bin - end. - - -check_and_convert_restricted_string(Val,StringType,Range,NamedNumberList,_BinOrOld) -> - {StrLen,NewVal} = case StringType of - ?N_BIT_STRING when NamedNumberList /= [] -> - {no_check,Val}; - ?N_BIT_STRING when is_list(Val) -> - {length(Val),Val}; - ?N_BIT_STRING when is_tuple(Val) -> - {(size(element(2,Val))*8) - element(1,Val),Val}; - _ when is_binary(Val) -> - {size(Val),binary_to_list(Val)}; - _ when is_list(Val) -> - {length(Val), Val} - end, - case Range of - _ when StrLen == no_check -> - NewVal; - [] -> % No length constraint - NewVal; - {Lb,Ub} when StrLen >= Lb, Ub >= StrLen -> % variable length constraint - NewVal; - {{Lb,_Ub},[]} when StrLen >= Lb -> - NewVal; - {{Lb,_Ub},_Ext=[Min|_]} when StrLen >= Lb; StrLen >= Min -> - NewVal; - {{Lb1,Ub1},{Lb2,Ub2}} when StrLen >= Lb1, StrLen =< Ub1; - StrLen =< Ub2, StrLen >= Lb2 -> - NewVal; - StrLen -> % fixed length constraint - NewVal; - {_,_} -> - exit({error,{asn1,{length,Range,Val}}}); - _Len when is_integer(_Len) -> - exit({error,{asn1,{length,Range,Val}}}); - _ -> % some strange constraint that we don't support yet - NewVal - end. - - -%%============================================================================ -%% encode Universal string -%%============================================================================ - -encode_universal_string(C, {Name, Universal}, TagIn) when is_atom(Name) -> - encode_universal_string(C, Universal, TagIn); -encode_universal_string(_C, Universal, TagIn) -> - OctetList = mk_uni_list(Universal), - encode_tags(TagIn, OctetList, length(OctetList)). - -mk_uni_list(In) -> - mk_uni_list(In,[]). - -mk_uni_list([],List) -> - lists:reverse(List); -mk_uni_list([{A,B,C,D}|T],List) -> - mk_uni_list(T,[D,C,B,A|List]); -mk_uni_list([H|T],List) -> - mk_uni_list(T,[H,0,0,0|List]). - -%%=========================================================================== -%% decode Universal strings -%% (Buffer, Range, StringType, HasTag, LenIn) -> -%% {String, Remain, RemovedBytes} -%%=========================================================================== - -decode_universal_string(Buffer, Range, Tags) -> - decode_restricted_string(Buffer, Range, ?N_UniversalString, - Tags, [], old). - - -mk_universal_string(In) -> - mk_universal_string(In,[]). - -mk_universal_string([],Acc) -> - lists:reverse(Acc); -mk_universal_string([0,0,0,D|T],Acc) -> - mk_universal_string(T,[D|Acc]); -mk_universal_string([A,B,C,D|T],Acc) -> - mk_universal_string(T,[{A,B,C,D}|Acc]). - - -%%============================================================================ -%% encode UTF8 string -%%============================================================================ - -encode_UTF8_string(_C,UTF8String,TagIn) when is_binary(UTF8String) -> - encode_tags(TagIn, UTF8String, size(UTF8String)); -encode_UTF8_string(_C,UTF8String,TagIn) -> - encode_tags(TagIn, UTF8String, length(UTF8String)). - - -%%============================================================================ -%% decode UTF8 string -%%============================================================================ - -decode_UTF8_string(Tlv,TagsIn) -> - Val = match_tags(Tlv, TagsIn), - case Val of - PartList = [_H|_T] -> % constructed val - collect_parts(PartList); - Bin -> - Bin - end. - - -%%============================================================================ -%% encode BMP string -%%============================================================================ - -encode_BMP_string(C, {Name,BMPString}, TagIn) when is_atom(Name)-> - encode_BMP_string(C, BMPString, TagIn); -encode_BMP_string(_C, BMPString, TagIn) -> - OctetList = mk_BMP_list(BMPString), - encode_tags(TagIn, OctetList, length(OctetList)). - -mk_BMP_list(In) -> - mk_BMP_list(In,[]). - -mk_BMP_list([],List) -> - lists:reverse(List); -mk_BMP_list([{0,0,C,D}|T],List) -> - mk_BMP_list(T,[D,C|List]); -mk_BMP_list([H|T],List) -> - mk_BMP_list(T,[H,0|List]). - -%%============================================================================ -%% decode (OctetList, Range(ignored), tag|notag) -> {ValList, RestList} -%% (Buffer, Range, StringType, HasTag, TotalLen) -> -%% {String, Remain, RemovedBytes} -%%============================================================================ -decode_BMP_string(Buffer, Range, Tags) -> - decode_restricted_string(Buffer, Range, ?N_BMPString, - Tags, [], old). - -mk_BMP_string(In) -> - mk_BMP_string(In,[]). - -mk_BMP_string([],US) -> - lists:reverse(US); -mk_BMP_string([0,B|T],US) -> - mk_BMP_string(T,[B|US]); -mk_BMP_string([C,D|T],US) -> - mk_BMP_string(T,[{0,0,C,D}|US]). - - -%%============================================================================ -%% Generalized time, ITU_T X.680 Chapter 39 -%% -%% encode Generalized time -%%============================================================================ - -encode_generalized_time(C, {Name,OctetList}, TagIn) when is_atom(Name) -> - encode_generalized_time(C, OctetList, TagIn); -encode_generalized_time(_C, OctetList, TagIn) -> - encode_tags(TagIn, OctetList, length(OctetList)). - -%%============================================================================ -%% decode Generalized time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_generalized_time(Tlv, _Range, Tags) -> - Val = match_tags(Tlv, Tags), - NewVal = case Val of - PartList = [_H|_T] -> % constructed - collect_parts(PartList); - Bin -> - Bin - end, - binary_to_list(NewVal). - -%%============================================================================ -%% Universal time, ITU_T X.680 Chapter 40 -%% -%% encode UTC time -%%============================================================================ - -encode_utc_time(C, {Name,OctetList}, TagIn) when is_atom(Name) -> - encode_utc_time(C, OctetList, TagIn); -encode_utc_time(_C, OctetList, TagIn) -> - encode_tags(TagIn, OctetList, length(OctetList)). - -%%============================================================================ -%% decode UTC time -%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} -%%============================================================================ - -decode_utc_time(Tlv, _Range, Tags) -> - Val = match_tags(Tlv, Tags), - NewVal = case Val of - PartList = [_H|_T] -> % constructed - collect_parts(PartList); - Bin -> - Bin - end, - binary_to_list(NewVal). - - -%%============================================================================ -%% Length handling -%% -%% Encode length -%% -%% encode_length(Int | indefinite) -> -%% [<127]| [128 + Int (<127),OctetList] | [16#80] -%%============================================================================ - -encode_length(indefinite) -> - {[16#80],1}; % 128 -encode_length(L) when L =< 16#7F -> - {[L],1}; -encode_length(L) -> - Oct = minimum_octets(L), - Len = length(Oct), - if - Len =< 126 -> - {[ (16#80+Len) | Oct ],Len+1}; - true -> - exit({error,{asn1, to_long_length_oct, Len}}) - end. - - -%% Val must be >= 0 -minimum_octets(Val) -> - minimum_octets(Val,[]). - -minimum_octets(0,Acc) -> - Acc; -minimum_octets(Val, Acc) -> - minimum_octets((Val bsr 8),[Val band 16#FF | Acc]). - - -%%=========================================================================== -%% Decode length -%% -%% decode_length(OctetList) -> {{indefinite, RestOctetsL}, NoRemovedBytes} | -%% {{Length, RestOctetsL}, NoRemovedBytes} -%%=========================================================================== - -decode_length(<<1:1,0:7,T/binary>>) -> - {indefinite, T}; -decode_length(<<0:1,Length:7,T/binary>>) -> - {Length,T}; -decode_length(<<1:1,LL:7,T/binary>>) -> - <<Length:LL/unit:8,Rest/binary>> = T, - {Length,Rest}. - - - -%%------------------------------------------------------------------------- -%% INTERNAL HELPER FUNCTIONS (not exported) -%%------------------------------------------------------------------------- - - -%% decoding postitive integer values. -decode_integer2(Len,Bin = <<0:1,_:7,_Bs/binary>>) -> - <<Int:Len/unit:8>> = Bin, - Int; -%% decoding negative integer values. -decode_integer2(Len,<<1:1,B2:7,Bs/binary>>) -> - <<N:Len/unit:8>> = <<B2,Bs/binary>>, - Int = N - (1 bsl (8 * Len - 1)), - Int. - -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V - end. - -collect_parts(TlvList) -> - collect_parts(TlvList,[]). - -collect_parts([{_,L}|Rest],Acc) when is_list(L) -> - collect_parts(Rest,[collect_parts(L)|Acc]); -collect_parts([{?N_BIT_STRING,<<Unused,Bits/binary>>}|Rest],_Acc) -> - collect_parts_bit(Rest,[Bits],Unused); -collect_parts([{_T,V}|Rest],Acc) -> - collect_parts(Rest,[V|Acc]); -collect_parts([],Acc) -> - list_to_binary(lists:reverse(Acc)). - -collect_parts_bit([{?N_BIT_STRING,<<Unused,Bits/binary>>}|Rest],Acc,Uacc) -> - collect_parts_bit(Rest,[Bits|Acc],Unused+Uacc); -collect_parts_bit([],Acc,Uacc) -> - list_to_binary([Uacc|lists:reverse(Acc)]). - - - - - - - - - - - - - - - - - - - - diff --git a/lib/asn1/src/asn1rt_check.erl b/lib/asn1/src/asn1rt_check.erl deleted file mode 100644 index 35b993fc71..0000000000 --- a/lib/asn1/src/asn1rt_check.erl +++ /dev/null @@ -1,360 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2001-2011. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_check). - --export([check_bool/2, - check_int/3, - check_bitstring/3, - check_octetstring/2, - check_null/2, - check_objectidentifier/2, - check_objectdescriptor/2, - check_real/2, - check_enum/3, - check_restrictedstring/2]). - --export([transform_to_EXTERNAL1990/1, - transform_to_EXTERNAL1994/1]). - --export([dynamicsort_SET_components/1, - dynamicsort_SETOF/1]). - -check_bool(_Bool,asn1_DEFAULT) -> - true; -check_bool(Bool,Bool) when Bool == true; Bool == false -> - true; -check_bool(_Bool1,Bool2) -> - throw({error,Bool2}). - -check_int(_,asn1_DEFAULT,_) -> - true; -check_int(Value,Value,_) when is_integer(Value) -> - true; -check_int(DefValue,Value,NNL) when is_atom(Value) -> - case lists:keysearch(Value,1,NNL) of - {value,{_,DefValue}} -> - true; - _ -> - throw({error,DefValue}) - end; -check_int(DefaultValue,_Value,_) -> - throw({error,DefaultValue}). - -% check_bitstring([H|T],[H|T],_) when is_integer(H) -> -% true; -% check_bitstring(V,V,_) when is_integer(V) -> -% true; -%% Two equal lists or integers -check_bitstring(_,asn1_DEFAULT,_) -> - true; -check_bitstring(V,V,_) -> - true; -%% Default value as a list of 1 and 0 and user value as an integer -check_bitstring(L=[H|T],Int,_) when is_integer(Int),is_integer(H) -> - case bit_list_to_int(L,length(T)) of - Int -> true; - _ -> throw({error,L,Int}) - end; -%% Default value as an integer, val as list -check_bitstring(Int,Val,NBL) when is_integer(Int),is_list(Val) -> - BL = int_to_bit_list(Int,[],length(Val)), - check_bitstring(BL,Val,NBL); -%% Default value and user value as lists of ones and zeros -check_bitstring(L1=[H1|_T1],L2=[H2|_T2],NBL=[_H|_T]) when is_integer(H1),is_integer(H2) -> - L2new = remove_trailing_zeros(L2), - check_bitstring(L1,L2new,NBL); -%% Default value as a list of 1 and 0 and user value as a list of atoms -check_bitstring(L1=[H1|_T1],L2=[H2|_T2],NBL) when is_integer(H1),is_atom(H2) -> - L3 = bit_list_to_nbl(L1,NBL,0,[]), - check_bitstring(L3,L2,NBL); -%% Both default value and user value as a list of atoms -check_bitstring(L1=[H1|T1],L2=[H2|_T2],_) - when is_atom(H1),is_atom(H2),length(L1) == length(L2) -> - case lists:member(H1,L2) of - true -> - check_bitstring1(T1,L2); - false -> throw({error,L2}) - end; -%% Default value as a list of atoms and user value as a list of 1 and 0 -check_bitstring(L1=[H1|_T1],L2=[H2|_T2],NBL) when is_atom(H1),is_integer(H2) -> - L3 = bit_list_to_nbl(L2,NBL,0,[]), - check_bitstring(L1,L3,NBL); -%% User value in compact format -check_bitstring(DefVal,CBS={_,_},NBL) -> - NewVal = cbs_to_bit_list(CBS), - check_bitstring(DefVal,NewVal,NBL); -check_bitstring(DV,V,_) -> - throw({error,DV,V}). - - -bit_list_to_int([0|Bs],ShL)-> - bit_list_to_int(Bs,ShL-1) + 0; -bit_list_to_int([1|Bs],ShL) -> - bit_list_to_int(Bs,ShL-1) + (1 bsl ShL); -bit_list_to_int([],_) -> - 0. - -int_to_bit_list(0,Acc,0) -> - Acc; -int_to_bit_list(Int,Acc,Len) -> - int_to_bit_list(Int bsr 1,[Int band 1|Acc],Len - 1). - -bit_list_to_nbl([0|T],NBL,Pos,Acc) -> - bit_list_to_nbl(T,NBL,Pos+1,Acc); -bit_list_to_nbl([1|T],NBL,Pos,Acc) -> - case lists:keysearch(Pos,2,NBL) of - {value,{N,_}} -> - bit_list_to_nbl(T,NBL,Pos+1,[N|Acc]); - _ -> - throw({error,{no,named,element,at,pos,Pos}}) - end; -bit_list_to_nbl([],_,_,Acc) -> - Acc. - -remove_trailing_zeros(L2) -> - remove_trailing_zeros1(lists:reverse(L2)). -remove_trailing_zeros1(L) -> - lists:reverse(lists:dropwhile(fun(0)->true; - (_) ->false - end, - L)). - -check_bitstring1([H|T],NBL) -> - case lists:member(H,NBL) of - true -> - check_bitstring1(T,NBL); - V -> throw({error,V}) - end; -check_bitstring1([],_) -> - true. - -cbs_to_bit_list({Unused,<<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Rest/binary>>}) when size(Rest) >= 1 -> - [B7,B6,B5,B4,B3,B2,B1,B0|cbs_to_bit_list({Unused,Rest})]; -cbs_to_bit_list({0,<<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1>>}) -> - [B7,B6,B5,B4,B3,B2,B1,B0]; -cbs_to_bit_list({Unused,Bin}) when size(Bin) == 1 -> - Used = 8-Unused, - <<Int:Used,_:Unused>> = Bin, - int_to_bit_list(Int,[],Used). - - -check_octetstring(_,asn1_DEFAULT) -> - true; -check_octetstring(L,L) -> - true; -check_octetstring(L,Int) when is_list(L),is_integer(Int) -> - case integer_to_octetlist(Int) of - L -> true; - V -> throw({error,V}) - end; -check_octetstring(_,V) -> - throw({error,V}). - -integer_to_octetlist(Int) -> - integer_to_octetlist(Int,[]). -integer_to_octetlist(0,Acc) -> - Acc; -integer_to_octetlist(Int,Acc) -> - integer_to_octetlist(Int bsr 8,[(Int band 255)|Acc]). - -check_null(_,asn1_DEFAULT) -> - true; -check_null('NULL','NULL') -> - true; -check_null(_,V) -> - throw({error,V}). - -check_objectidentifier(_,asn1_DEFAULT) -> - true; -check_objectidentifier(OI,OI) -> - true; -check_objectidentifier(DOI,OI) when is_tuple(DOI),is_tuple(OI) -> - check_objectidentifier1(tuple_to_list(DOI),tuple_to_list(OI)); -check_objectidentifier(_,OI) -> - throw({error,OI}). - -check_objectidentifier1([V|Rest1],[V|Rest2]) -> - check_objectidentifier1(Rest1,Rest2,V); -check_objectidentifier1([V1|Rest1],[V2|Rest2]) -> - case reserved_objectid(V2,[]) of - V1 -> - check_objectidentifier1(Rest1,Rest2,[V1]); - V -> - throw({error,V}) - end. -check_objectidentifier1([V|Rest1],[V|Rest2],Above) -> - check_objectidentifier1(Rest1,Rest2,[V|Above]); -check_objectidentifier1([V1|Rest1],[V2|Rest2],Above) -> - case reserved_objectid(V2,Above) of - V1 -> - check_objectidentifier1(Rest1,Rest2,[V1|Above]); - V -> - throw({error,V}) - end; -check_objectidentifier1([],[],_) -> - true; -check_objectidentifier1(_,V,_) -> - throw({error,object,identifier,V}). - -%% ITU-T Rec. X.680 Annex B - D -reserved_objectid('itu-t',[]) -> 0; -reserved_objectid('ccitt',[]) -> 0; -%% arcs below "itu-t" -reserved_objectid('recommendation',[0]) -> 0; -reserved_objectid('question',[0]) -> 1; -reserved_objectid('administration',[0]) -> 2; -reserved_objectid('network-operator',[0]) -> 3; -reserved_objectid('identified-organization',[0]) -> 4; - -reserved_objectid(iso,[]) -> 1; -%% arcs below "iso", note that number 1 is not used -reserved_objectid('standard',[1]) -> 0; -reserved_objectid('member-body',[1]) -> 2; -reserved_objectid('identified-organization',[1]) -> 3; - -reserved_objectid('joint-iso-itu-t',[]) -> 2; -reserved_objectid('joint-iso-ccitt',[]) -> 2; - -reserved_objectid(_,_) -> false. - - -check_objectdescriptor(_,asn1_DEFAULT) -> - true; -check_objectdescriptor(OD,OD) -> - true; -check_objectdescriptor(OD,OD) -> - throw({error,{not_implemented_yet,check_objectdescriptor}}). - -check_real(_,asn1_DEFAULT) -> - true; -check_real(R,R) -> - true; -check_real(_,_) -> - throw({error,{not_implemented_yet,check_real}}). - -check_enum(_,asn1_DEFAULT,_) -> - true; -check_enum(Val,Val,_) -> - true; -check_enum(Int,Atom,Enumerations) when is_integer(Int),is_atom(Atom) -> - case lists:keysearch(Atom,1,Enumerations) of - {value,{_,Int}} -> true; - _ -> throw({error,{enumerated,Int,Atom}}) - end; -check_enum(DefVal,Val,_) -> - throw({error,{enumerated,DefVal,Val}}). - - -check_restrictedstring(_,asn1_DEFAULT) -> - true; -check_restrictedstring(Val,Val) -> - true; -check_restrictedstring([V|Rest1],[V|Rest2]) -> - check_restrictedstring(Rest1,Rest2); -check_restrictedstring([V1|Rest1],[V2|Rest2]) -> - check_restrictedstring(V1,V2), - check_restrictedstring(Rest1,Rest2); -%% tuple format of value -check_restrictedstring({V1,V2},[V1,V2]) -> - true; -check_restrictedstring([V1,V2],{V1,V2}) -> - true; -%% quadruple format of value -check_restrictedstring({V1,V2,V3,V4},[V1,V2,V3,V4]) -> - true; -check_restrictedstring([V1,V2,V3,V4],{V1,V2,V3,V4}) -> - true; -%% character string list -check_restrictedstring(V1,V2) when is_list(V1),is_tuple(V2) -> - check_restrictedstring(V1,tuple_to_list(V2)); -check_restrictedstring(V1,V2) -> - throw({error,{restricted,string,V1,V2}}). - -transform_to_EXTERNAL1990(Val) when is_tuple(Val),size(Val) == 4 -> - transform_to_EXTERNAL1990(tuple_to_list(Val),[]); -transform_to_EXTERNAL1990(Val) when is_tuple(Val) -> - %% Data already in ASN1 1990 format - Val. - -transform_to_EXTERNAL1990(['EXTERNAL'|Rest],Acc) -> - transform_to_EXTERNAL1990(Rest,['EXTERNAL'|Acc]); -transform_to_EXTERNAL1990([{syntax,Syntax}|Rest],Acc) -> - transform_to_EXTERNAL1990(Rest,[asn1_NOVALUE,Syntax|Acc]); -transform_to_EXTERNAL1990([{'presentation-context-id',PCid}|Rest],Acc) -> - transform_to_EXTERNAL1990(Rest,[PCid,asn1_NOVALUE|Acc]); -transform_to_EXTERNAL1990([{'context-negotiation',Context_negot}|Rest],Acc) -> - {_,Presentation_Cid,Transfer_syntax} = Context_negot, - transform_to_EXTERNAL1990(Rest,[Presentation_Cid,Transfer_syntax|Acc]); -transform_to_EXTERNAL1990([asn1_NOVALUE|Rest],Acc) -> - transform_to_EXTERNAL1990(Rest,[asn1_NOVALUE|Acc]); -transform_to_EXTERNAL1990([Data_val_desc,Data_value],Acc) when is_list(Data_value)-> - list_to_tuple(lists:reverse([{'octet-aligned',Data_value}, - Data_val_desc|Acc])); -transform_to_EXTERNAL1990([Data_val_desc,Data_value],Acc) - when is_binary(Data_value)-> - list_to_tuple(lists:reverse([{'single-ASN1-type',Data_value}, - Data_val_desc|Acc])); -transform_to_EXTERNAL1990([Data_value],Acc) - when is_list(Data_value); is_binary(Data_value) -> - list_to_tuple(lists:reverse([{'octet-aligned',Data_value}|Acc])). - - -transform_to_EXTERNAL1994(V={'EXTERNAL',DRef,IndRef,Data_v_desc,Encoding}) -> - Identification = - case {DRef,IndRef} of - {DRef,asn1_NOVALUE} -> - {syntax,DRef}; - {asn1_NOVALUE,IndRef} -> - {'presentation-context-id',IndRef}; - _ -> - {'context-negotiation', - {'EXTERNAL_identification_context-negotiation',IndRef,DRef}} - end, - case Encoding of - {_,Val} when is_list(Val);is_binary(Val) -> - {'EXTERNAL',Identification,Data_v_desc,Val}; - - _ -> - V - end. - - -%% dynamicsort_SET_components(Arg) -> -%% Res Arg -> list() -%% Res -> list() -%% Sorts the elements in Arg according to the encoded tag in -%% increasing order. -dynamicsort_SET_components(ListOfEncCs) -> - BinL = lists:map(fun(X) -> list_to_binary(X) end,ListOfEncCs), - TagBinL = lists:map(fun(X) -> - {{T,_,TN},_,_} = asn1rt_ber_bin:decode_tag(X), - {{T,TN},X} - end,BinL), - ClassTagNoSorted = lists:keysort(1,TagBinL), - lists:map(fun({_,El}) -> El end,ClassTagNoSorted). - -%% dynamicsort_SETOF(Arg) -> Res -%% Arg -> list() -%% Res -> list() -%% Sorts the elements in Arg in increasing size -dynamicsort_SETOF(ListOfEncVal) -> - BinL = lists:map(fun(L) when is_list(L) -> list_to_binary(L); - (B) -> B end,ListOfEncVal), - lists:sort(BinL). diff --git a/lib/asn1/src/asn1rt_nif.erl b/lib/asn1/src/asn1rt_nif.erl index de1fb94816..c1879e3dcf 100644 --- a/lib/asn1/src/asn1rt_nif.erl +++ b/lib/asn1/src/asn1rt_nif.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2011. All Rights Reserved. +%% Copyright Ericsson AB 2002-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -77,10 +77,31 @@ load_nif() -> Status end. -encode_per_complete(_TagValueList) -> +decode_ber_tlv(Binary) -> + case decode_ber_tlv_raw(Binary) of + {error,Reason} -> + exit({error,{asn1,Reason}}); + Other -> + Other + end. + +encode_per_complete(TagValueList) -> + case encode_per_complete_raw(TagValueList) of + {error,Reason} -> handle_error(Reason, TagValueList); + Other when is_binary(Other) -> Other + end. + +handle_error([], _)-> + exit({error,{asn1,enomem}}); +handle_error($1, L) -> % error in complete in driver + exit({error,{asn1,L}}); +handle_error(ErrL, L) -> + exit({error,{asn1,ErrL,L}}). + +encode_per_complete_raw(_TagValueList) -> erlang:nif_error({nif_not_loaded,module,?MODULE,line,?LINE}). -decode_ber_tlv(_Binary) -> +decode_ber_tlv_raw(_Binary) -> erlang:nif_error({nif_not_loaded,module,?MODULE,line,?LINE}). encode_ber_tlv(_TagValueList) -> diff --git a/lib/asn1/src/asn1rt_per_bin.erl b/lib/asn1/src/asn1rt_per_bin.erl deleted file mode 100644 index 5772f09bf4..0000000000 --- a/lib/asn1/src/asn1rt_per_bin.erl +++ /dev/null @@ -1,2285 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_per_bin). -%% encoding / decoding of PER aligned - --include("asn1_records.hrl"). - --export([dec_fixup/3, cindex/3, list_to_record/2]). --export([setchoiceext/1, setext/1, fixoptionals/2, fixoptionals/3, - fixextensions/2, - getext/1, getextension/2, skipextensions/3, getbit/1, getchoice/3 ]). --export([getoptionals/2, getoptionals2/2, set_choice/3, encode_integer/2, encode_integer/3 ]). --export([decode_integer/2, decode_integer/3, encode_small_number/1, encode_boolean/1, - decode_boolean/1, encode_length/2, decode_length/1, decode_length/2, - encode_small_length/1, decode_small_length/1, - decode_compact_bit_string/3]). --export([decode_enumerated/3, - encode_bit_string/3, decode_bit_string/3 ]). --export([encode_octet_string/2, decode_octet_string/2, - encode_null/1, decode_null/1, - encode_object_identifier/1, decode_object_identifier/1, - encode_real/1, decode_real/1, - encode_relative_oid/1, decode_relative_oid/1, - complete/1]). - - --export([encode_open_type/2, decode_open_type/2]). - --export([encode_UniversalString/2, decode_UniversalString/2, - encode_PrintableString/2, decode_PrintableString/2, - encode_GeneralString/2, decode_GeneralString/2, - encode_GraphicString/2, decode_GraphicString/2, - encode_TeletexString/2, decode_TeletexString/2, - encode_VideotexString/2, decode_VideotexString/2, - encode_VisibleString/2, decode_VisibleString/2, - encode_UTF8String/1, decode_UTF8String/1, - encode_BMPString/2, decode_BMPString/2, - encode_IA5String/2, decode_IA5String/2, - encode_NumericString/2, decode_NumericString/2, - encode_ObjectDescriptor/2, decode_ObjectDescriptor/1 - ]). --export([complete_bytes/1, getbits/2, getoctets/2, minimum_bits/1]). - --define('16K',16384). --define('32K',32768). --define('64K',65536). - -dec_fixup(Terms,Cnames,RemBytes) -> - dec_fixup(Terms,Cnames,RemBytes,[]). - -dec_fixup([novalue|T],[_Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,Acc); -dec_fixup([{_Name,novalue}|T],[_Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,Acc); -dec_fixup([H|T],[Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,[{Hc,H}|Acc]); -dec_fixup([],_Cnames,RemBytes,Acc) -> - {lists:reverse(Acc),RemBytes}. - -cindex(Ix,Val,Cname) -> - case element(Ix,Val) of - {Cname,Val2} -> Val2; - X -> X - end. - -%% converts a list to a record if necessary -list_to_record(_Name,Tuple) when is_tuple(Tuple) -> - Tuple; -list_to_record(Name,List) when is_list(List) -> - list_to_tuple([Name|List]). - -%%-------------------------------------------------------- -%% setchoiceext(InRootSet) -> [{bit,X}] -%% X is set to 1 when InRootSet==false -%% X is set to 0 when InRootSet==true -%% -setchoiceext(true) -> - [{debug,choiceext},{bits,1,0}]; -setchoiceext(false) -> - [{debug,choiceext},{bits,1,1}]. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% setext(true|false) -> CompleteList -%% - -setext(false) -> - [{debug,ext},{bits,1,0}]; -setext(true) -> - [{debug,ext},{bits,1,1}]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% This version of fixoptionals/2 are left only because of -%% backward compatibility with older generates - -fixoptionals(OptList,Val) when is_tuple(Val) -> - fixoptionals1(OptList,Val,[]); - -fixoptionals(OptList,Val) when is_list(Val) -> - fixoptionals1(OptList,Val,1,[],[]). - -fixoptionals1([],Val,Acc) -> - %% return {Val,Opt} - {Val,lists:reverse(Acc)}; -fixoptionals1([{_,Pos}|Ot],Val,Acc) -> - case element(Pos+1,Val) of - asn1_NOVALUE -> fixoptionals1(Ot,Val,[0|Acc]); - asn1_DEFAULT -> fixoptionals1(Ot,Val,[0|Acc]); - _ -> fixoptionals1(Ot,Val,[1|Acc]) - end. - - -fixoptionals1([{Name,Pos}|Ot],[{Name,Val}|Vt],_Opt,Acc1,Acc2) -> - fixoptionals1(Ot,Vt,Pos+1,[1|Acc1],[{Name,Val}|Acc2]); -fixoptionals1([{_Name,Pos}|Ot],V,Pos,Acc1,Acc2) -> - fixoptionals1(Ot,V,Pos+1,[0|Acc1],[asn1_NOVALUE|Acc2]); -fixoptionals1(O,[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals1(O,Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals1([],[Vh|Vt],Pos,Acc1,Acc2) -> - fixoptionals1([],Vt,Pos+1,Acc1,[Vh|Acc2]); -fixoptionals1([],[],_,Acc1,Acc2) -> - % return {Val,Opt} - {list_to_tuple([asn1_RECORDNAME|lists:reverse(Acc2)]),lists:reverse(Acc1)}. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% This is the new fixoptionals/3 which is used by the new generates -%% -fixoptionals(OptList,OptLength,Val) when is_tuple(Val) -> - Bits = fixoptionals(OptList,Val,0), - {Val,{bits,OptLength,Bits}}; - -fixoptionals([],_Val,Acc) -> - %% Optbits - Acc; -fixoptionals([{Pos,DefVal}|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); - DefVal -> fixoptionals(Ot,Val,Acc bsl 1); - _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) - end; -fixoptionals([Pos|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_NOVALUE -> fixoptionals(Ot,Val,Acc bsl 1); - asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); - _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) - end. - - -getext(Bytes) when is_tuple(Bytes) -> - getbit(Bytes); -getext(Bytes) when is_binary(Bytes) -> - getbit({0,Bytes}). - -getextension(0, Bytes) -> - {{},Bytes}; -getextension(1, Bytes) -> - {Len,Bytes2} = decode_small_length(Bytes), - {Blist, Bytes3} = getbits_as_list(Len,Bytes2), - {list_to_tuple(Blist),Bytes3}. - -fixextensions({ext,ExtPos,ExtNum},Val) -> - case fixextensions(ExtPos,ExtNum+ExtPos,Val,0) of - 0 -> []; - ExtBits -> - [encode_small_length(ExtNum),{bits,ExtNum,ExtBits}] - end. - -fixextensions(Pos,MaxPos,_,Acc) when Pos >= MaxPos -> - Acc; -fixextensions(Pos,ExtPos,Val,Acc) -> - Bit = case catch(element(Pos+1,Val)) of - asn1_NOVALUE -> - 0; - asn1_NOEXTVALUE -> - 0; - {'EXIT',_} -> - 0; - _ -> - 1 - end, - fixextensions(Pos+1,ExtPos,Val,(Acc bsl 1)+Bit). - -skipextensions(Bytes,Nr,ExtensionBitPattern) -> - case (catch element(Nr,ExtensionBitPattern)) of - 1 -> - {_,Bytes2} = decode_open_type(Bytes,[]), - skipextensions(Bytes2, Nr+1, ExtensionBitPattern); - 0 -> - skipextensions(Bytes, Nr+1, ExtensionBitPattern); - {'EXIT',_} -> % badarg, no more extensions - Bytes - end. - - -getchoice(Bytes,1,0) -> % only 1 alternative is not encoded - {0,Bytes}; -getchoice(Bytes,_,1) -> - decode_small_number(Bytes); -getchoice(Bytes,NumChoices,0) -> - decode_constrained_number(Bytes,{0,NumChoices-1}). - -%% old version kept for backward compatibility with generates from R7B -getoptionals(Bytes,NumOpt) -> - {Blist,Bytes1} = getbits_as_list(NumOpt,Bytes), - {list_to_tuple(Blist),Bytes1}. - -%% new version used in generates from r8b_patch/3 and later -getoptionals2(Bytes,NumOpt) -> - getbits(Bytes,NumOpt). - - -%% getbits_as_binary(Num,Bytes) -> {{Unused,BinBits},RestBytes}, -%% Num = integer(), -%% Bytes = list() | tuple(), -%% Unused = integer(), -%% BinBits = binary(), -%% RestBytes = tuple() -getbits_as_binary(Num,Bytes) when is_binary(Bytes) -> - getbits_as_binary(Num,{0,Bytes}); -getbits_as_binary(0,Buffer) -> - {{0,<<>>},Buffer}; -getbits_as_binary(Num,{0,Bin}) when Num > 16 -> - Used = Num rem 8, - Pad = (8 - Used) rem 8, -% Nbytes = Num div 8, - <<Bits:Num,_:Pad,RestBin/binary>> = Bin, - {{Pad,<<Bits:Num,0:Pad>>},RestBin}; -getbits_as_binary(Num,Buffer={_Used,_Bin}) -> % Unaligned buffer - %% Num =< 16, - {Bits2,Buffer2} = getbits(Buffer,Num), - Pad = (8 - (Num rem 8)) rem 8, - {{Pad,<<Bits2:Num,0:Pad>>},Buffer2}. - - -% integer_from_list(Int,[],BigInt) -> -% BigInt; -% integer_from_list(Int,[H|T],BigInt) when Int < 8 -> -% (BigInt bsl Int) bor (H bsr (8-Int)); -% integer_from_list(Int,[H|T],BigInt) -> -% integer_from_list(Int-8,T,(BigInt bsl 8) bor H). - -getbits_as_list(Num,Bytes) when is_binary(Bytes) -> - getbits_as_list(Num,{0,Bytes},[]); -getbits_as_list(Num,Bytes) -> - getbits_as_list(Num,Bytes,[]). - -%% If buffer is empty and nothing more will be picked. -getbits_as_list(0, B, Acc) -> - {lists:reverse(Acc),B}; -%% If first byte in buffer is full and at least one byte will be picked, -%% then pick one byte. -getbits_as_list(N,{0,Bin},Acc) when N >= 8 -> - <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Rest/binary>> = Bin, - getbits_as_list(N-8,{0,Rest},[B0,B1,B2,B3,B4,B5,B6,B7|Acc]); -getbits_as_list(N,{Used,Bin},Acc) when N >= 4, Used =< 4 -> - NewUsed = Used + 4, - Rem = 8 - NewUsed, - <<_:Used,B3:1,B2:1,B1:1,B0:1,_:Rem, Rest/binary>> = Bin, - NewRest = case Rem of 0 -> Rest; _ -> Bin end, - getbits_as_list(N-4,{NewUsed rem 8,NewRest},[B0,B1,B2,B3|Acc]); -getbits_as_list(N,{Used,Bin},Acc) when N >= 2, Used =< 6 -> - NewUsed = Used + 2, - Rem = 8 - NewUsed, - <<_:Used,B1:1,B0:1,_:Rem, Rest/binary>> = Bin, - NewRest = case Rem of 0 -> Rest; _ -> Bin end, - getbits_as_list(N-2,{NewUsed rem 8,NewRest},[B0,B1|Acc]); -getbits_as_list(N,{Used,Bin},Acc) when Used =< 7 -> - NewUsed = Used + 1, - Rem = 8 - NewUsed, - <<_:Used,B0:1,_:Rem, Rest/binary>> = Bin, - NewRest = case Rem of 0 -> Rest; _ -> Bin end, - getbits_as_list(N-1,{NewUsed rem 8,NewRest},[B0|Acc]). - - -getbit({7,<<_:7,B:1,Rest/binary>>}) -> - {B,{0,Rest}}; -getbit({0,Buffer = <<B:1,_:7,_/binary>>}) -> - {B,{1,Buffer}}; -getbit({Used,Buffer}) -> - Unused = (8 - Used) - 1, - <<_:Used,B:1,_:Unused,_/binary>> = Buffer, - {B,{Used+1,Buffer}}; -getbit(Buffer) when is_binary(Buffer) -> - getbit({0,Buffer}). - - -getbits({0,Buffer},Num) when (Num rem 8) == 0 -> - <<Bits:Num,Rest/binary>> = Buffer, - {Bits,{0,Rest}}; -getbits({Used,Bin},Num) -> - NumPlusUsed = Num + Used, - NewUsed = NumPlusUsed rem 8, - Unused = (8-NewUsed) rem 8, - case Unused of - 0 -> - <<_:Used,Bits:Num,Rest/binary>> = Bin, - {Bits,{0,Rest}}; - _ -> - Bytes = NumPlusUsed div 8, - <<_:Used,Bits:Num,_UBits:Unused,_/binary>> = Bin, - <<_:Bytes/binary,Rest/binary>> = Bin, - {Bits,{NewUsed,Rest}} - end; -getbits(Bin,Num) when is_binary(Bin) -> - getbits({0,Bin},Num). - - - -% getoctet(Bytes) when is_list(Bytes) -> -% getoctet({0,Bytes}); -% getoctet(Bytes) -> -% %% io:format("getoctet:Buffer = ~p~n",[Bytes]), -% getoctet1(Bytes). - -% getoctet1({0,[H|T]}) -> -% {H,{0,T}}; -% getoctet1({Pos,[_,H|T]}) -> -% {H,{0,T}}. - -align({0,L}) -> - {0,L}; -align({_Pos,<<_H,T/binary>>}) -> - {0,T}; -align(Bytes) -> - {0,Bytes}. - -%% First align buffer, then pick the first Num octets. -%% Returns octets as an integer with bit significance as in buffer. -getoctets({0,Buffer},Num) -> - <<Val:Num/integer-unit:8,RestBin/binary>> = Buffer, - {Val,{0,RestBin}}; -getoctets({U,<<_Padding,Rest/binary>>},Num) when U /= 0 -> - getoctets({0,Rest},Num); -getoctets(Buffer,Num) when is_binary(Buffer) -> - getoctets({0,Buffer},Num). -% getoctets(Buffer,Num) -> -% %% io:format("getoctets:Buffer = ~p~nNum = ~p~n",[Buffer,Num]), -% getoctets(Buffer,Num,0). - -% getoctets(Buffer,0,Acc) -> -% {Acc,Buffer}; -% getoctets(Buffer,Num,Acc) -> -% {Oct,NewBuffer} = getoctet(Buffer), -% getoctets(NewBuffer,Num-1,(Acc bsl 8)+Oct). - -% getoctets_as_list(Buffer,Num) -> -% getoctets_as_list(Buffer,Num,[]). - -% getoctets_as_list(Buffer,0,Acc) -> -% {lists:reverse(Acc),Buffer}; -% getoctets_as_list(Buffer,Num,Acc) -> -% {Oct,NewBuffer} = getoctet(Buffer), -% getoctets_as_list(NewBuffer,Num-1,[Oct|Acc]). - -%% First align buffer, then pick the first Num octets. -%% Returns octets as a binary -getoctets_as_bin({0,Bin},Num)-> - <<Octets:Num/binary,RestBin/binary>> = Bin, - {Octets,{0,RestBin}}; -getoctets_as_bin({_U,Bin},Num) -> - <<_Padding,Octets:Num/binary,RestBin/binary>> = Bin, - {Octets,{0,RestBin}}; -getoctets_as_bin(Bin,Num) when is_binary(Bin) -> - getoctets_as_bin({0,Bin},Num). - -%% same as above but returns octets as a List -getoctets_as_list(Buffer,Num) -> - {Bin,Buffer2} = getoctets_as_bin(Buffer,Num), - {binary_to_list(Bin),Buffer2}. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% set_choice(Alt,Choices,Altnum) -> ListofBitSettings -%% Alt = atom() -%% Altnum = integer() | {integer(),integer()}% number of alternatives -%% Choices = [atom()] | {[atom()],[atom()]} -%% When Choices is a tuple the first list is the Rootset and the -%% second is the Extensions and then Altnum must also be a tuple with the -%% lengths of the 2 lists -%% -set_choice(Alt,{L1,L2},{Len1,_Len2}) -> - case set_choice_tag(Alt,L1) of - N when is_integer(N), Len1 > 1 -> - [{bits,1,0}, % the value is in the root set - encode_integer([{'ValueRange',{0,Len1-1}}],N)]; - N when is_integer(N) -> - [{bits,1,0}]; % no encoding if only 0 or 1 alternative - false -> - [{bits,1,1}, % extension value - case set_choice_tag(Alt,L2) of - N2 when is_integer(N2) -> - encode_small_number(N2); - false -> - unknown_choice_alt - end] - end; -set_choice(Alt,L,Len) -> - case set_choice_tag(Alt,L) of - N when is_integer(N), Len > 1 -> - encode_integer([{'ValueRange',{0,Len-1}}],N); - N when is_integer(N) -> - []; % no encoding if only 0 or 1 alternative - false -> - [unknown_choice_alt] - end. - -set_choice_tag(Alt,Choices) -> - set_choice_tag(Alt,Choices,0). - -set_choice_tag(Alt,[Alt|_Rest],Tag) -> - Tag; -set_choice_tag(Alt,[_H|Rest],Tag) -> - set_choice_tag(Alt,Rest,Tag+1); -set_choice_tag(_Alt,[],_Tag) -> - false. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_fragmented_XXX; decode of values encoded fragmented according -%% to ITU-T X.691 clause 10.9.3.8. The unit (XXX) is either bits, octets, -%% characters or number of components (in a choice,sequence or similar). -%% Buffer is a buffer {Used, Bin}. -%% C is the constrained length. -%% If the buffer is not aligned, this function does that. -decode_fragmented_bits({0,Buffer},C) -> - decode_fragmented_bits(Buffer,C,[]); -decode_fragmented_bits({_N,<<_,Bs/binary>>},C) -> - decode_fragmented_bits(Bs,C,[]). - -decode_fragmented_bits(<<3:2,Len:6,Bin/binary>>,C,Acc) -> - {Value,Bin2} = split_binary(Bin, Len * ?'16K'), - decode_fragmented_bits(Bin2,C,[Value,Acc]); -decode_fragmented_bits(<<0:1,0:7,Bin/binary>>,C,Acc) -> - BinBits = list_to_binary(lists:reverse(Acc)), - case C of - Int when is_integer(Int),C == size(BinBits) -> - {BinBits,{0,Bin}}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinBits}}}) - end; -decode_fragmented_bits(<<0:1,Len:7,Bin/binary>>,C,Acc) -> - Result = {BinBits,{Used,_Rest}} = - case (Len rem 8) of - 0 -> - <<Value:Len/binary-unit:1,Bin2/binary>> = Bin, - {list_to_binary(lists:reverse([Value|Acc])),{0,Bin2}}; - Rem -> - Bytes = Len div 8, - U = 8 - Rem, - <<Value:Bytes/binary-unit:8,Bits1:Rem,Bits2:U,Bin2/binary>> = Bin, - {list_to_binary(lists:reverse([Bits1 bsl U,Value|Acc])), - {Rem,<<Bits2,Bin2/binary>>}} - end, - case C of - Int when is_integer(Int),C == (size(BinBits) - ((8 - Used) rem 8)) -> - Result; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinBits}}}) - end. - - -decode_fragmented_octets({0,Bin},C) -> - decode_fragmented_octets(Bin,C,[]). - -decode_fragmented_octets(<<3:2,Len:6,Bin/binary>>,C,Acc) -> - {Value,Bin2} = split_binary(Bin,Len * ?'16K'), - decode_fragmented_octets(Bin2,C,[Value,Acc]); -decode_fragmented_octets(<<0:1,0:7,Bin/binary>>,C,Acc) -> - Octets = list_to_binary(lists:reverse(Acc)), - case C of - Int when is_integer(Int), C == size(Octets) -> - {Octets,{0,Bin}}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,Octets}}}) - end; -decode_fragmented_octets(<<0:1,Len:7,Bin/binary>>,C,Acc) -> - <<Value:Len/binary-unit:8,Bin2/binary>> = Bin, - BinOctets = list_to_binary(lists:reverse([Value|Acc])), - case C of - Int when is_integer(Int),size(BinOctets) == Int -> - {BinOctets,Bin2}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinOctets}}}) - end. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_open_type(Constraint, Value) -> CompleteList -%% Value = list of bytes of an already encoded value (the list must be flat) -%% | binary -%% Contraint = not used in this version -%% -encode_open_type(_C, Val) when is_list(Val) -> - Bin = list_to_binary(Val), - [encode_length(undefined,size(Bin)),{octets,Bin}]; % octets implies align -encode_open_type(_C, Val) when is_binary(Val) -> - [encode_length(undefined,size(Val)),{octets,Val}]. % octets implies align -%% the binary_to_list is not optimal but compatible with the current solution - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_open_type(Buffer,Constraint) -> Value -%% Constraint is not used in this version -%% Buffer = [byte] with PER encoded data -%% Value = [byte] with decoded data (which must be decoded again as some type) -%% -decode_open_type(Bytes, _C) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_bin(Bytes2,Len). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_integer(Constraint,Value,NamedNumberList) -> CompleteList -%% encode_integer(Constraint,Value) -> CompleteList -%% encode_integer(Constraint,{Name,Value}) -> CompleteList -%% -%% -encode_integer(C,V,NamedNumberList) when is_atom(V) -> - case lists:keysearch(V,1,NamedNumberList) of - {value,{_,NewV}} -> - encode_integer(C,NewV); - _ -> - exit({error,{asn1,{namednumber,V}}}) - end; -encode_integer(C,V,_NamedNumberList) when is_integer(V) -> - encode_integer(C,V); -encode_integer(C,{Name,V},NamedNumberList) when is_atom(Name) -> - encode_integer(C,V,NamedNumberList). - -encode_integer(C,{Name,Val}) when is_atom(Name) -> - encode_integer(C,Val); - -encode_integer([{Rc,_Ec}],Val) when is_tuple(Rc) -> % XXX when is this invoked? First argument most often a list,...Ok this is the extension case...but it doesn't work. - case (catch encode_integer([Rc],Val)) of - {'EXIT',{error,{asn1,_}}} -> - [{bits,1,1},encode_unconstrained_number(Val)]; - Encoded -> - [{bits,1,0},Encoded] - end; -encode_integer(C,Val ) when is_list(C) -> - case get_constraint(C,'SingleValue') of - no -> - encode_integer1(C,Val); - V when is_integer(V),V == Val -> - []; % a type restricted to a single value encodes to nothing - V when is_list(V) -> - case lists:member(Val,V) of - true -> - encode_integer1(C,Val); - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end; - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end. - -encode_integer1(C, Val) -> - case VR = get_constraint(C,'ValueRange') of - no -> - encode_unconstrained_number(Val); - {Lb,'MAX'} -> - encode_semi_constrained_number(Lb,Val); - %% positive with range - {Lb,Ub} when Val >= Lb, - Ub >= Val -> - encode_constrained_number(VR,Val); - _ -> - exit({error,{asn1,{illegal_value,VR,Val}}}) - end. - -decode_integer(Buffer,Range,NamedNumberList) -> - {Val,Buffer2} = decode_integer(Buffer,Range), - case lists:keysearch(Val,2,NamedNumberList) of - {value,{NewVal,_}} -> {NewVal,Buffer2}; - _ -> {Val,Buffer2} - end. - -decode_integer(Buffer,[{Rc,_Ec}]) when is_tuple(Rc) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> decode_integer(Buffer2,[Rc]); - 1 -> decode_unconstrained_number(Buffer2) - end; -decode_integer(Buffer,undefined) -> - decode_unconstrained_number(Buffer); -decode_integer(Buffer,C) -> - case get_constraint(C,'SingleValue') of - V when is_integer(V) -> - {V,Buffer}; - V when is_list(V) -> - {Val,Buffer2} = decode_integer1(Buffer,C), - case lists:member(Val,V) of - true -> - {Val,Buffer2}; - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end; - _ -> - decode_integer1(Buffer,C) - end. - -decode_integer1(Buffer,C) -> - case VR = get_constraint(C,'ValueRange') of - no -> - decode_unconstrained_number(Buffer); - {Lb, 'MAX'} -> - decode_semi_constrained_number(Buffer,Lb); - {_,_} -> - decode_constrained_number(Buffer,VR) - end. - - % X.691:10.6 Encoding of a normally small non-negative whole number - % Use this for encoding of CHOICE index if there is an extension marker in - % the CHOICE -encode_small_number({Name,Val}) when is_atom(Name) -> - encode_small_number(Val); -encode_small_number(Val) when Val =< 63 -> -% [{bits,1,0},{bits,6,Val}]; - [{bits,7,Val}]; % same as above but more efficient -encode_small_number(Val) -> - [{bits,1,1},encode_semi_constrained_number(0,Val)]. - -decode_small_number(Bytes) -> - {Bit,Bytes2} = getbit(Bytes), - case Bit of - 0 -> - getbits(Bytes2,6); - 1 -> - decode_semi_constrained_number(Bytes2,0) - end. - -%% X.691:10.7 Encoding of a semi-constrained whole number -%% might be an optimization encode_semi_constrained_number(0,Val) -> -encode_semi_constrained_number(C,{Name,Val}) when is_atom(Name) -> - encode_semi_constrained_number(C,Val); -encode_semi_constrained_number({Lb,'MAX'},Val) -> - encode_semi_constrained_number(Lb,Val); -encode_semi_constrained_number(Lb,Val) -> - Val2 = Val - Lb, - Oct = eint_positive(Val2), - Len = length(Oct), - if - Len < 128 -> - {octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - true -> - [encode_length(undefined,Len),{octets,Oct}] - end. - -decode_semi_constrained_number(Bytes,{Lb,_}) -> - decode_semi_constrained_number(Bytes,Lb); -decode_semi_constrained_number(Bytes,Lb) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {V,Bytes3} = getoctets(Bytes2,Len), - {V+Lb,Bytes3}. - -encode_constrained_number(Range,{Name,Val}) when is_atom(Name) -> - encode_constrained_number(Range,Val); -encode_constrained_number({Lb,Ub},Val) when Val >= Lb, Ub >= Val -> - Range = Ub - Lb + 1, - Val2 = Val - Lb, - if - Range == 1 -> - []; - Range == 2 -> - {bits,1,Val2}; - Range =< 4 -> - {bits,2,Val2}; - Range =< 8 -> - {bits,3,Val2}; - Range =< 16 -> - {bits,4,Val2}; - Range =< 32 -> - {bits,5,Val2}; - Range =< 64 -> - {bits,6,Val2}; - Range =< 128 -> - {bits,7,Val2}; - Range =< 255 -> - {bits,8,Val2}; - Range =< 256 -> - {octets,[Val2]}; - Range =< 65536 -> - {octets,<<Val2:16>>}; - Range =< (1 bsl (255*8)) -> - Octs = binary:encode_unsigned(Val2), - RangeOcts = binary:encode_unsigned(Range - 1), - OctsLen = erlang:byte_size(Octs), - RangeOctsLen = erlang:byte_size(RangeOcts), - LengthBitsNeeded = minimum_bits(RangeOctsLen - 1), - [{bits, LengthBitsNeeded, OctsLen - 1}, {octets, Octs}]; - true -> - exit({not_supported,{integer_range,Range}}) - end; -encode_constrained_number(Range,Val) -> - exit({error,{asn1,{integer_range,Range,value,Val}}}). - -%% For some reason the minimum bits needed in the length field in encoding of -%% constrained whole numbers must always be atleast 2? -minimum_bits(N) when N < 4 -> 2; -minimum_bits(N) when N < 8 -> 3; -minimum_bits(N) when N < 16 -> 4; -minimum_bits(N) when N < 32 -> 5; -minimum_bits(N) when N < 64 -> 6; -minimum_bits(N) when N < 128 -> 7; -minimum_bits(_N) -> 8. - -decode_constrained_number(Buffer,{Lb,Ub}) -> - Range = Ub - Lb + 1, - % Val2 = Val - Lb, - {Val,Remain} = - if - Range == 1 -> - {0,Buffer}; - Range == 2 -> - getbits(Buffer,1); - Range =< 4 -> - getbits(Buffer,2); - Range =< 8 -> - getbits(Buffer,3); - Range =< 16 -> - getbits(Buffer,4); - Range =< 32 -> - getbits(Buffer,5); - Range =< 64 -> - getbits(Buffer,6); - Range =< 128 -> - getbits(Buffer,7); - Range =< 255 -> - getbits(Buffer,8); - Range =< 256 -> - getoctets(Buffer,1); - Range =< 65536 -> - getoctets(Buffer,2); - Range =< (1 bsl (255*8)) -> - OList = binary:bin_to_list(binary:encode_unsigned(Range - 1)), - RangeOctLen = length(OList), - {Len, Bytes} = decode_length(Buffer, {1, RangeOctLen}), - {Octs, RestBytes} = getoctets_as_list(Bytes, Len), - {binary:decode_unsigned(binary:list_to_bin(Octs)), RestBytes}; - true -> - exit({not_supported,{integer_range,Range}}) - end, - {Val+Lb,Remain}. - -%% X.691:10.8 Encoding of an unconstrained whole number - -encode_unconstrained_number(Val) when Val >= 0 -> - Oct = eint(Val,[]), - Len = length(Oct), - if - Len < 128 -> - {octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - true -> - [encode_length(undefined,Len),{octets,Oct}] - end; -encode_unconstrained_number(Val) -> % negative - Oct = enint(Val,[]), - Len = length(Oct), - if - Len < 128 -> - {octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - true -> - [encode_length(undefined,Len),{octets,Oct}] - end. - - -%% used for positive Values which don't need a sign bit -%% returns a binary -eint_positive(Val) -> - case eint(Val,[]) of - [0,B1|T] -> - [B1|T]; - T -> - T - end. - - -eint(0, [B|Acc]) when B < 128 -> - [B|Acc]; -eint(N, Acc) -> - eint(N bsr 8, [N band 16#ff| Acc]). - -enint(-1, [B1|T]) when B1 > 127 -> - [B1|T]; -enint(N, Acc) -> - enint(N bsr 8, [N band 16#ff|Acc]). - -decode_unconstrained_number(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Ints,Bytes3} = getoctets_as_list(Bytes2,Len), - {dec_integer(Ints),Bytes3}. - -dec_integer(Ints) when hd(Ints) band 255 =< 127 -> %% Positive number - decpint(Ints, 8 * (length(Ints) - 1)); -dec_integer(Ints) -> %% Negative - decnint(Ints, 8 * (length(Ints) - 1)). - -decpint([Byte|Tail], Shift) -> - (Byte bsl Shift) bor decpint(Tail, Shift-8); -decpint([], _) -> 0. - -decnint([Byte|Tail], Shift) -> - (-128 + (Byte band 127) bsl Shift) bor decpint(Tail, Shift-8). - -% minimum_octets(Val) -> -% minimum_octets(Val,[]). - -% minimum_octets(Val,Acc) when Val > 0 -> -% minimum_octets((Val bsr 8),[Val band 16#FF|Acc]); -% minimum_octets(0,Acc) -> -% Acc. - - -%% X.691:10.9 Encoding of a length determinant -%%encode_small_length(undefined,Len) -> % null means no UpperBound -%% encode_small_number(Len). - -%% X.691:10.9.3.5 -%% X.691:10.9.3.7 -encode_length(undefined,Len) -> % un-constrained - if - Len < 128 -> - {octets,[Len]}; - Len < 16384 -> - {octets,<<2:2,Len:14>>}; - true -> % should be able to endode length >= 16384 - exit({error,{asn1,{encode_length,{nyi,above_16k}}}}) - end; - -encode_length({0,'MAX'},Len) -> - encode_length(undefined,Len); -encode_length(Vr={Lb,Ub},Len) when Ub =< 65535 ,Lb >= 0 -> % constrained - encode_constrained_number(Vr,Len); -encode_length({Lb,_Ub},Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - encode_length(undefined,Len); -encode_length({Vr={Lb,Ub},Ext},Len) - when Ub =< 65535 ,Lb >= 0, Len=<Ub, is_list(Ext) -> - %% constrained extensible - [{bits,1,0},encode_constrained_number(Vr,Len)]; -encode_length({{Lb,_Ub},Ext},Len) when is_list(Ext) -> - [{bits,1,1},encode_semi_constrained_number(Lb,Len)]; -encode_length(SingleValue,_Len) when is_integer(SingleValue) -> - []. - -%% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension -%% additions in a sequence or set -encode_small_length(Len) when Len =< 64 -> -%% [{bits,1,0},{bits,6,Len-1}]; - {bits,7,Len-1}; % the same as above but more efficient -encode_small_length(Len) -> - [{bits,1,1},encode_length(undefined,Len)]. - -% decode_small_length({Used,<<_:Used,0:1,Num:6,_:((8-Used+1) rem 8),Rest/binary>>}) -> -% case Buffer of -% <<_:Used,0:1,Num:6,_:((8-Used+1) rem 8),Rest/binary>> -> -% {Num, -% case getbit(Buffer) of -% {0,Remain} -> -% {Bits,Remain2} = getbits(Remain,6), -% {Bits+1,Remain2}; -% {1,Remain} -> -% decode_length(Remain,undefined) -% end. - -decode_small_length(Buffer) -> - case getbit(Buffer) of - {0,Remain} -> - {Bits,Remain2} = getbits(Remain,6), - {Bits+1,Remain2}; - {1,Remain} -> - decode_length(Remain,undefined) - end. - -decode_length(Buffer) -> - decode_length(Buffer,undefined). - -decode_length(Buffer,undefined) -> % un-constrained - {0,Buffer2} = align(Buffer), - case Buffer2 of - <<0:1,Oct:7,Rest/binary>> -> - {Oct,{0,Rest}}; - <<2:2,Val:14,Rest/binary>> -> - {Val,{0,Rest}}; - <<3:2,_:14,_Rest/binary>> -> - %% this case should be fixed - exit({error,{asn1,{decode_length,{nyi,above_16k}}}}) - end; -%% {Bits,_} = getbits(Buffer2,2), -% case Bits of -% 2 -> -% {Val,Bytes3} = getoctets(Buffer2,2), -% {(Val band 16#3FFF),Bytes3}; -% 3 -> -% exit({error,{asn1,{decode_length,{nyi,above_16k}}}}); -% _ -> -% {Val,Bytes3} = getoctet(Buffer2), -% {Val band 16#7F,Bytes3} -% end; - -decode_length(Buffer,{Lb,Ub}) when Ub =< 65535 ,Lb >= 0 -> % constrained - decode_constrained_number(Buffer,{Lb,Ub}); -decode_length(Buffer,{Lb,_}) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - decode_length(Buffer,undefined); -decode_length(Buffer,{VR={_Lb,_Ub},Ext}) when is_list(Ext) -> - case getbit(Buffer) of - {0,Buffer2} -> - decode_length(Buffer2, VR); - {1,Buffer2} -> - decode_length(Buffer2, undefined) - end; -%% {0,Buffer2} = getbit(Buffer), -%% decode_length(Buffer2, VR); - - -%When does this case occur with {_,_Lb,Ub} ?? -% X.691:10.9.3.5 -decode_length({Used,Bin},{_,_Lb,_Ub}) -> %when Len =< 127 -> % Unconstrained or large Ub NOTE! this case does not cover case when Ub > 65535 - Unused = (8-Used) rem 8, - case Bin of - <<_:Used,0:1,Val:7,R:Unused,Rest/binary>> -> - {Val,{Used,<<R,Rest/binary>>}}; - <<_:Used,_:Unused,2:2,Val:14,Rest/binary>> -> - {Val, {0,Rest}}; - <<_:Used,_:Unused,3:2,_:14,_Rest/binary>> -> - exit({error,{asn1,{decode_length,{nyi,length_above_64K}}}}) - end; -% decode_length(Buffer,{_,_Lb,Ub}) -> %when Len =< 127 -> % Unconstrained or large Ub -% case getbit(Buffer) of -% {0,Remain} -> -% getbits(Remain,7); -% {1,Remain} -> -% {Val,Remain2} = getoctets(Buffer,2), -% {Val band 2#0111111111111111, Remain2} -% end; -decode_length(Buffer,SingleValue) when is_integer(SingleValue) -> - {SingleValue,Buffer}. - - - % X.691:11 -encode_boolean(true) -> - {bits,1,1}; -encode_boolean(false) -> - {bits,1,0}; -encode_boolean({Name,Val}) when is_atom(Name) -> - encode_boolean(Val); -encode_boolean(Val) -> - exit({error,{asn1,{encode_boolean,Val}}}). - -decode_boolean(Buffer) -> %when record(Buffer,buffer) - case getbit(Buffer) of - {1,Remain} -> {true,Remain}; - {0,Remain} -> {false,Remain} - end. - - -%% ENUMERATED with extension marker -decode_enumerated(Buffer,C,{Ntup1,Ntup2}) when is_tuple(Ntup1), is_tuple(Ntup2) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> % not an extension value - {Val,Buffer3} = decode_integer(Buffer2,C), - case catch (element(Val+1,Ntup1)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,[Ntup1,Ntup2]}}}}) - end; - 1 -> % this an extension value - {Val,Buffer3} = decode_small_number(Buffer2), - case catch (element(Val+1,Ntup2)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _ -> {{asn1_enum,Val},Buffer3} - end - end; - -decode_enumerated(Buffer,C,NamedNumberTup) when is_tuple(NamedNumberTup) -> - {Val,Buffer2} = decode_integer(Buffer,C), - case catch (element(Val+1,NamedNumberTup)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer2}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,NamedNumberTup}}}}) - end. - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Bitstring value, ITU_T X.690 Chapter 8.5 -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% encode bitstring value -%%=============================================================================== - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% bitstring NamedBitList -%% Val can be of: -%% - [identifiers] where only named identifers are set to one, -%% the Constraint must then have some information of the -%% bitlength. -%% - [list of ones and zeroes] all bits -%% - integer value representing the bitlist -%% C is constraint Len, only valid when identifiers - - -%% when the value is a list of {Unused,BinBits}, where -%% Unused = integer(), -%% BinBits = binary(). - -encode_bit_string(C,Bin={Unused,BinBits},NamedBitList) when is_integer(Unused), - is_binary(BinBits) -> - encode_bin_bit_string(C,Bin,NamedBitList); - -%% when the value is a list of named bits -encode_bit_string(C, LoNB=[FirstVal | _RestVal], NamedBitList) when is_atom(FirstVal) -> - ToSetPos = get_all_bitposes(LoNB, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string(C,BitList,NamedBitList); - -encode_bit_string(C, BL=[{bit,_No} | _RestVal], NamedBitList) -> - ToSetPos = get_all_bitposes(BL, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string(C,BitList,NamedBitList); - -%% when the value is a list of ones and zeroes - -% encode_bit_string(C, BitListValue, NamedBitList) when is_list(BitListValue) -> -% Bl1 = -% case NamedBitList of -% [] -> % dont remove trailing zeroes -% BitListValue; -% _ -> % first remove any trailing zeroes -% lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, -% lists:reverse(BitListValue))) -% end, -% BitList = [{bit,X} || X <- Bl1], -% %% BListLen = length(BitList), -% case get_constraint(C,'SizeConstraint') of -% 0 -> % fixed length -% []; % nothing to encode -% V when is_integer(V),V=<16 -> % fixed length 16 bits or less -% pad_list(V,BitList); -% V when is_integer(V) -> % fixed length 16 bits or more -% [align,pad_list(V,BitList)]; % should be another case for V >= 65537 -% {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> -% [encode_length({Lb,Ub},length(BitList)),align,BitList]; -% no -> -% [encode_length(undefined,length(BitList)),align,BitList]; -% Sc -> % extension marker -% [encode_length(Sc,length(BitList)),align,BitList] -% end; -encode_bit_string(C, BitListValue, NamedBitList) when is_list(BitListValue) -> - BitListToBinary = - %% fun that transforms a list of 1 and 0 to a tuple: - %% {UnusedBitsInLastByte, Binary} - fun([1|T],Acc,N,Fun) -> - Fun(T,(Acc bsl 1)+1,N+1,Fun); - ([0|T],Acc,N,Fun) -> - Fun(T,(Acc bsl 1),N+1,Fun); - ([_H|_T],_,_,_) -> - exit({error,{asn1,{bitstring_bitlist,BitListValue}}}); - ([],Acc,N,_) -> - Unused = (8 - (N rem 8)) rem 8, - {Unused,<<Acc:N,0:Unused>>} - end, - UnusedAndBin = - case NamedBitList of - [] -> % dont remove trailing zeroes - BitListToBinary(BitListValue,0,0,BitListToBinary); - _ -> - BitListToBinary(lists:reverse( - lists:dropwhile(fun(0)->true;(_)->false end, - lists:reverse(BitListValue))), - 0,0,BitListToBinary) - end, - encode_bin_bit_string(C,UnusedAndBin,NamedBitList); - -%% when the value is an integer -encode_bit_string(C, IntegerVal, NamedBitList) when is_integer(IntegerVal)-> - BitList = int_to_bitlist(IntegerVal), - encode_bit_string(C,BitList,NamedBitList); - -%% when the value is a tuple -encode_bit_string(C,{Name,Val}, NamedBitList) when is_atom(Name) -> - encode_bit_string(C,Val,NamedBitList). - - -%% encode_bin_bit_string/3, when value is a tuple of Unused and BinBits. -%% Unused = integer(),i.e. number unused bits in least sign. byte of -%% BinBits = binary(). - - -encode_bin_bit_string(C,UnusedAndBin={_Unused,_BinBits},NamedBitList) -> - Constr = get_constraint(C,'SizeConstraint'), - UnusedAndBin1 = {Unused1,Bin1} = - remove_trailing_bin(NamedBitList,UnusedAndBin,lower_bound(Constr)), - case Constr of - 0 -> - []; - V when is_integer(V),V=<16 -> - {Unused2,Bin2} = pad_list(V,UnusedAndBin1), - <<BitVal:V,_:Unused2>> = Bin2, - {bits,V,BitVal}; - V when is_integer(V) -> - [align, pad_list(V, UnusedAndBin1)]; - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - [encode_length({Lb,Ub},size(Bin1)*8 - Unused1), - align,UnusedAndBin1]; - {{Fix,Fix},L} when is_integer(Fix),is_list(L) -> - %% X.691 � 15.6, the rest of this paragraph is covered by - %% the last, ie. Sc, clause in this case - case (size(Bin1)*8)-Unused1 of - Size when Size =< Fix, Fix =< 16 -> - {Unused2,Bin2} = pad_list(Fix,UnusedAndBin), - <<BitVal:Fix,_:Unused2>> = Bin2, - [{bits,1,0},{bits,Fix,BitVal}]; - Size when Size =< Fix -> - [{bits,1,0},align, pad_list(Fix, UnusedAndBin1)]; - Size -> - [{bits,1,1},encode_length(undefined,Size), - align,UnusedAndBin1] - end; - no -> - [encode_length(undefined,size(Bin1)*8 - Unused1), - align,UnusedAndBin1]; - Sc -> - [encode_length(Sc,size(Bin1)*8 - Unused1), - align,UnusedAndBin1] - end. - - -remove_trailing_bin([], {Unused,Bin},_) -> - {Unused,Bin}; -remove_trailing_bin(_NamedNumberList,{_Unused,<<>>},C) -> - case C of - Int when is_integer(Int),Int > 0 -> - %% this padding see OTP-4353 - pad_list(Int,{0,<<>>}); - _ -> {0,<<>>} - end; -remove_trailing_bin(NamedNumberList, {_Unused,Bin},C) -> - Size = size(Bin)-1, - <<Bfront:Size/binary, LastByte:8>> = Bin, - %% clear the Unused bits to be sure - Unused1 = trailingZeroesInNibble(LastByte band 15), - Unused2 = - case Unused1 of - 4 -> - 4 + trailingZeroesInNibble(LastByte bsr 4); - _ -> Unused1 - end, - case Unused2 of - 8 -> - remove_trailing_bin(NamedNumberList,{0,Bfront},C); - _ -> - case C of - Int when is_integer(Int),Int > ((size(Bin)*8)-Unused2) -> - %% this padding see OTP-4353 - pad_list(Int,{Unused2,Bin}); - _ -> {Unused2,Bin} - end - end. - - -trailingZeroesInNibble(0) -> - 4; -trailingZeroesInNibble(1) -> - 0; -trailingZeroesInNibble(2) -> - 1; -trailingZeroesInNibble(3) -> - 0; -trailingZeroesInNibble(4) -> - 2; -trailingZeroesInNibble(5) -> - 0; -trailingZeroesInNibble(6) -> - 1; -trailingZeroesInNibble(7) -> - 0; -trailingZeroesInNibble(8) -> - 3; -trailingZeroesInNibble(9) -> - 0; -trailingZeroesInNibble(10) -> - 1; -trailingZeroesInNibble(11) -> - 0; -trailingZeroesInNibble(12) -> %#1100 - 2; -trailingZeroesInNibble(13) -> - 0; -trailingZeroesInNibble(14) -> - 1; -trailingZeroesInNibble(15) -> - 0. - -lower_bound({{Lb,_},_}) when is_integer(Lb) -> - Lb; -lower_bound({Lb,_}) when is_integer(Lb) -> - Lb; -lower_bound(C) -> - C. - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a tuple {Unused,Bits}. Unused is the number of unused -%% bits, least significant bits in the last byte of Bits. Bits is -%% the BIT STRING represented as a binary. -%% -decode_compact_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - 0 -> % fixed length - {{8,0},Buffer}; - V when is_integer(V),V=<16 -> %fixed length 16 bits or less - compact_bit_string(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> %fixed length > 16 bits - Bytes2 = align(Buffer), - compact_bit_string(Bytes2,V,NamedNumberList); - V when is_integer(V) -> % V > 65536 => fragmented value - {Bin,Buffer2} = decode_fragmented_bits(Buffer,V), - case Buffer2 of - {0,_} -> {{0,Bin},Buffer2}; - {U,_} -> {{8-U,Bin},Buffer2} - end; - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - no -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,undefined), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - {{Fix,Fix},L} = Sc when is_list(L), is_integer(Fix), Fix =< 16 -> - %% X.691 �15.6, special case of extension marker - case decode_length(Buffer,Sc) of - {Len,Bytes2} when Len > Fix -> - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - {Len,Bytes2} -> - compact_bit_string(Bytes2,Len,NamedNumberList) - end; - Sc -> - {Len,Bytes2} = decode_length(Buffer,Sc), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList) - end. - - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a list of 0 and 1. -%% -decode_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - no -> - {Len,Bytes2} = decode_length(Buffer,undefined), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - 0 -> % fixed length - {[],Buffer}; % nothing to encode - V when is_integer(V),V=<16 -> % fixed length 16 bits or less - bit_list_or_named(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> - Bytes2 = align(Buffer), - bit_list_or_named(Bytes2,V,NamedNumberList); - V when is_integer(V) -> - Bytes2 = align(Buffer), - {BinBits,_} = decode_fragmented_bits(Bytes2,V), - bit_list_or_named(BinBits,V,NamedNumberList); - {{Fix,Fix},L} = Sc when is_list(L), is_integer(Fix), Fix =< 16 -> - %% X.691 �15.6, special case of extension marker - case decode_length(Buffer,Sc) of - {Len,Bytes2} when Len > Fix -> - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - {Len,Bytes2} when Len > 16 -> - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - {Len,Bytes2} -> - bit_list_or_named(Bytes2,Len,NamedNumberList) - end; - Sc -> %% X.691 �15.6, extension marker - {Len,Bytes2} = decode_length(Buffer,Sc), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList) - end. - - -%% if no named bits are declared we will return a -%% {Unused,Bits}. Unused = integer(), -%% Bits = binary(). -compact_bit_string(Buffer,Len,[]) -> - getbits_as_binary(Len,Buffer); % {{Unused,BinBits},NewBuffer} -compact_bit_string(Buffer,Len,NamedNumberList) -> - bit_list_or_named(Buffer,Len,NamedNumberList). - - -%% if no named bits are declared we will return a -%% BitList = [0 | 1] - -bit_list_or_named(Buffer,Len,[]) -> - getbits_as_list(Len,Buffer); - -%% if there are named bits declared we will return a named -%% BitList where the names are atoms and unnamed bits represented -%% as {bit,Pos} -%% BitList = [atom() | {bit,Pos}] -%% Pos = integer() - -bit_list_or_named(Buffer,Len,NamedNumberList) -> - {BitList,Rest} = getbits_as_list(Len,Buffer), - {bit_list_or_named1(0,BitList,NamedNumberList,[]), Rest}. - -bit_list_or_named1(Pos,[0|Bt],Names,Acc) -> - bit_list_or_named1(Pos+1,Bt,Names,Acc); -bit_list_or_named1(Pos,[1|Bt],Names,Acc) -> - case lists:keysearch(Pos,2,Names) of - {value,{Name,_}} -> - bit_list_or_named1(Pos+1,Bt,Names,[Name|Acc]); - _ -> - bit_list_or_named1(Pos+1,Bt,Names,[{bit,Pos}|Acc]) - end; -bit_list_or_named1(_,[],_,Acc) -> - lists:reverse(Acc). - - - -%%%%%%%%%%%%%%% -%% - -int_to_bitlist(Int) when is_integer(Int), Int > 0 -> - [Int band 1 | int_to_bitlist(Int bsr 1)]; -int_to_bitlist(0) -> - []. - - -%%%%%%%%%%%%%%%%%% -%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> -%% [sorted_list_of_bitpositions_to_set] - -get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); - -get_all_bitposes([Val | Rest], NamedBitList, Ack) -> - case lists:keysearch(Val, 1, NamedBitList) of - {value, {_ValName, ValPos}} -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); - _ -> - exit({error,{asn1, {bitstring_namedbit, Val}}}) - end; -get_all_bitposes([], _NamedBitList, Ack) -> - lists:sort(Ack). - -%%%%%%%%%%%%%%%%%% -%% make_and_set_list([list of positions to set to 1])-> -%% returns list with all in SetPos set. -%% in positioning in list the first element is 0, the second 1 etc.., but -%% - -make_and_set_list([XPos|SetPos], XPos) -> - [1 | make_and_set_list(SetPos, XPos + 1)]; -make_and_set_list([Pos|SetPos], XPos) -> - [0 | make_and_set_list([Pos | SetPos], XPos + 1)]; -make_and_set_list([], _) -> - []. - -%%%%%%%%%%%%%%%%% -%% pad_list(N,BitList) -> PaddedList -%% returns a padded (with trailing {bit,0} elements) list of length N -%% if Bitlist contains more than N significant bits set an exit asn1_error -%% is generated - -pad_list(N,In={Unused,Bin}) -> - pad_list(N, size(Bin)*8 - Unused, In). - -pad_list(N,Size,In={_,_}) when N < Size -> - exit({error,{asn1,{range_error,{bit_string,In}}}}); -pad_list(N,Size,{Unused,Bin}) when N > Size, Unused > 0 -> - pad_list(N,Size+1,{Unused-1,Bin}); -pad_list(N,Size,{_Unused,Bin}) when N > Size -> - pad_list(N,Size+1,{7,<<Bin/binary,0>>}); -pad_list(N,N,In={_,_}) -> - In. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% X.691:16 -%% encode_octet_string(Constraint,ExtensionMarker,Val) -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -encode_octet_string(C,Val) -> - encode_octet_string2(C,Val). - -encode_octet_string2(C,{_Name,Val}) -> - encode_octet_string2(C,Val); -encode_octet_string2(C,Val) -> - case get_constraint(C,'SizeConstraint') of - 0 -> - []; - 1 -> - [V] = Val, - {bits,8,V}; - 2 -> - [V1,V2] = Val, - [{bits,8,V1},{bits,8,V2}]; - Sv when Sv =<65535, Sv == length(Val) -> % fixed length - {octets,Val}; - {Lb,Ub} -> - [encode_length({Lb,Ub},length(Val)),{octets,Val}]; - Sv when is_list(Sv) -> - [encode_length({hd(Sv),lists:max(Sv)},length(Val)),{octets,Val}]; - no -> - [encode_length(undefined,length(Val)),{octets,Val}] - end. - -decode_octet_string(Bytes,Range) -> - decode_octet_string(Bytes,Range,false). - -decode_octet_string(Bytes,C,false) -> - case get_constraint(C,'SizeConstraint') of - 0 -> - {[],Bytes}; - 1 -> - {B1,Bytes2} = getbits(Bytes,8), - {[B1],Bytes2}; - 2 -> - {Bs,Bytes2}= getbits(Bytes,16), - {binary_to_list(<<Bs:16>>),Bytes2}; - {_,0} -> - {[],Bytes}; - Sv when is_integer(Sv), Sv =<65535 -> % fixed length - getoctets_as_list(Bytes,Sv); - Sv when is_integer(Sv) -> % fragmented encoding - Bytes2 = align(Bytes), - decode_fragmented_octets(Bytes2,Sv); - {Lb,Ub} -> - {Len,Bytes2} = decode_length(Bytes,{Lb,Ub}), - getoctets_as_list(Bytes2,Len); - Sv when is_list(Sv) -> - {Len,Bytes2} = decode_length(Bytes,{hd(Sv),lists:max(Sv)}), - getoctets_as_list(Bytes2,Len); - no -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_list(Bytes2,Len) - end. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Restricted char string types -%% (NumericString, PrintableString,VisibleString,IA5String,BMPString,UniversalString) -%% X.691:26 and X.680:34-36 -%%encode_restricted_string(aligned,'BMPString',Constraints,Extension,Val) - - -encode_restricted_string(aligned,{Name,Val}) when is_atom(Name) -> - encode_restricted_string(aligned,Val); - -encode_restricted_string(aligned,Val) when is_list(Val)-> - [encode_length(undefined,length(Val)),{octets,Val}]. - -encode_known_multiplier_string(aligned,StringType,C,_Ext,{Name,Val}) when is_atom(Name) -> - encode_known_multiplier_string(aligned,StringType,C,false,Val); - -encode_known_multiplier_string(aligned,StringType,C,_Ext,Val) -> - Result = chars_encode(C,StringType,Val), - NumBits = get_NumBits(C,StringType), - case get_constraint(C,'SizeConstraint') of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - Result; - 0 -> - []; - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - [align,Result]; - {Ub,Lb} -> - [encode_length({Ub,Lb},length(Val)),align,Result]; - Vl when is_list(Vl) -> - [encode_length({lists:min(Vl),lists:max(Vl)},length(Val)),align,Result]; - no -> - [encode_length(undefined,length(Val)),align,Result] - end. - -decode_restricted_string(Bytes,aligned) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_list(Bytes2,Len). - -decode_known_multiplier_string(Bytes,aligned,StringType,C,_Ext) -> - NumBits = get_NumBits(C,StringType), - case get_constraint(C,'SizeConstraint') of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - chars_decode(Bytes,NumBits,StringType,C,Ub); - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - Bytes1 = align(Bytes), - chars_decode(Bytes1,NumBits,StringType,C,Ub); - 0 -> - {[],Bytes}; - Vl when is_list(Vl) -> - {Len,Bytes1} = decode_length(Bytes,{hd(Vl),lists:max(Vl)}), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,C,Len); - no -> - {Len,Bytes1} = decode_length(Bytes,undefined), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,C,Len); - {Lb,Ub}-> - {Len,Bytes1} = decode_length(Bytes,{Lb,Ub}), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,C,Len) - end. - - -encode_NumericString(C,Val) -> - encode_known_multiplier_string(aligned,'NumericString',C,false,Val). -decode_NumericString(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'NumericString',C,false). - -encode_PrintableString(C,Val) -> - encode_known_multiplier_string(aligned,'PrintableString',C,false,Val). -decode_PrintableString(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'PrintableString',C,false). - -encode_VisibleString(C,Val) -> % equivalent with ISO646String - encode_known_multiplier_string(aligned,'VisibleString',C,false,Val). -decode_VisibleString(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'VisibleString',C,false). - -encode_IA5String(C,Val) -> - encode_known_multiplier_string(aligned,'IA5String',C,false,Val). -decode_IA5String(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'IA5String',C,false). - -encode_BMPString(C,Val) -> - encode_known_multiplier_string(aligned,'BMPString',C,false,Val). -decode_BMPString(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'BMPString',C,false). - -encode_UniversalString(C,Val) -> - encode_known_multiplier_string(aligned,'UniversalString',C,false,Val). -decode_UniversalString(Bytes,C) -> - decode_known_multiplier_string(Bytes,aligned,'UniversalString',C,false). - - -%% end of known-multiplier strings for which PER visible constraints are -%% applied - -encode_GeneralString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_GeneralString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_GraphicString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_GraphicString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_ObjectDescriptor(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_ObjectDescriptor(Bytes) -> - decode_restricted_string(Bytes,aligned). - -encode_TeletexString(_C,Val) -> % equivalent with T61String - encode_restricted_string(aligned,Val). -decode_TeletexString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_VideotexString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_VideotexString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% getBMPChars(Bytes,Len) ->{BMPcharList,RemainingBytes} -%% -getBMPChars(Bytes,1) -> - {O1,Bytes2} = getbits(Bytes,8), - {O2,Bytes3} = getbits(Bytes2,8), - if - O1 == 0 -> - {[O2],Bytes3}; - true -> - {[{0,0,O1,O2}],Bytes3} - end; -getBMPChars(Bytes,Len) -> - getBMPChars(Bytes,Len,[]). - -getBMPChars(Bytes,0,Acc) -> - {lists:reverse(Acc),Bytes}; -getBMPChars(Bytes,Len,Acc) -> - {Octs,Bytes1} = getoctets_as_list(Bytes,2), - case Octs of - [0,O2] -> - getBMPChars(Bytes1,Len-1,[O2|Acc]); - [O1,O2]-> - getBMPChars(Bytes1,Len-1,[{0,0,O1,O2}|Acc]) - end. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% chars_encode(C,StringType,Value) -> ValueList -%% -%% encodes chars according to the per rules taking the constraint PermittedAlphabet -%% into account. -%% This function does only encode the value part and NOT the length - -chars_encode(C,StringType,Value) -> - case {StringType,get_constraint(C,'PermittedAlphabet')} of - {'UniversalString',{_,_Sv}} -> - exit({error,{asn1,{'not implemented',"UniversalString with PermittedAlphabet constraint"}}}); - {'BMPString',{_,_Sv}} -> - exit({error,{asn1,{'not implemented',"BMPString with PermittedAlphabet constraint"}}}); - _ -> - {NumBits,CharOutTab} = {get_NumBits(C,StringType),get_CharOutTab(C,StringType)}, - chars_encode2(Value,NumBits,CharOutTab) - end. - -chars_encode2([H|T],NumBits,{Min,Max,notab}) when H =< Max, H >= Min -> - [{bits,NumBits,H-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([H|T],NumBits,{Min,Max,Tab}) when H =< Max, H >= Min -> - [{bits,NumBits,exit_if_false(H,element(H-Min+1,Tab))}|chars_encode2(T,NumBits,{Min,Max,Tab})]; -chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,notab}) -> - %% no value range check here (ought to be, but very expensive) -% [{bits,NumBits,(A*B*C*D)-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; - [{bits,NumBits,((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,Tab}) -> - %% no value range check here (ought to be, but very expensive) -% [{bits,NumBits,element((A*B*C*D)-Min,Tab)}|chars_encode2(T,NumBits,{Min,Max,notab})]; - [{bits,NumBits,exit_if_false({A,B,C,D},element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab))}|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([H|_T],_,{_,_,_}) -> - exit({error,{asn1,{illegal_char_value,H}}}); -chars_encode2([],_,_) -> - []. - -exit_if_false(V,false)-> - exit({error,{asn1,{"illegal value according to Permitted alphabet constraint",V}}}); -exit_if_false(_,V) ->V. - - -get_NumBits(C,StringType) -> - case get_constraint(C,'PermittedAlphabet') of - {'SingleValue',Sv} -> - charbits(length(Sv),aligned); - no -> - case StringType of - 'IA5String' -> - charbits(128,aligned); % 16#00..16#7F - 'VisibleString' -> - charbits(95,aligned); % 16#20..16#7E - 'PrintableString' -> - charbits(74,aligned); % [$\s,$',$(,$),$+,$,,$-,$.,$/,"0123456789",$:,$=,$?,$A..$Z,$a..$z - 'NumericString' -> - charbits(11,aligned); % $ ,"0123456789" - 'UniversalString' -> - 32; - 'BMPString' -> - 16 - end - end. - -%%Maybe used later -%%get_MaxChar(C,StringType) -> -%% case get_constraint(C,'PermittedAlphabet') of -%% {'SingleValue',Sv} -> -%% lists:nth(length(Sv),Sv); -%% no -> -%% case StringType of -%% 'IA5String' -> -%% 16#7F; % 16#00..16#7F -%% 'VisibleString' -> -%% 16#7E; % 16#20..16#7E -%% 'PrintableString' -> -%% $z; % [$\s,$',$(,$),$+,$,,$-,$.,$/,"0123456789",$:,$=,$?,$A..$Z,$a..$z -%% 'NumericString' -> -%% $9; % $ ,"0123456789" -%% 'UniversalString' -> -%% 16#ffffffff; -%% 'BMPString' -> -%% 16#ffff -%% end -%% end. - -%%Maybe used later -%%get_MinChar(C,StringType) -> -%% case get_constraint(C,'PermittedAlphabet') of -%% {'SingleValue',Sv} -> -%% hd(Sv); -%% no -> -%% case StringType of -%% 'IA5String' -> -%% 16#00; % 16#00..16#7F -%% 'VisibleString' -> -%% 16#20; % 16#20..16#7E -%% 'PrintableString' -> -%% $\s; % [$\s,$',$(,$),$+,$,,$-,$.,$/,"0123456789",$:,$=,$?,$A..$Z,$a..$z -%% 'NumericString' -> -%% $\s; % $ ,"0123456789" -%% 'UniversalString' -> -%% 16#00; -%% 'BMPString' -> -%% 16#00 -%% end -%% end. - -get_CharOutTab(C,StringType) -> - get_CharTab(C,StringType,out). - -get_CharInTab(C,StringType) -> - get_CharTab(C,StringType,in). - -get_CharTab(C,StringType,InOut) -> - case get_constraint(C,'PermittedAlphabet') of - {'SingleValue',Sv} -> - get_CharTab2(C,StringType,hd(Sv),lists:max(Sv),Sv,InOut); - no -> - case StringType of - 'IA5String' -> - {0,16#7F,notab}; - 'VisibleString' -> - get_CharTab2(C,StringType,16#20,16#7F,notab,InOut); - 'PrintableString' -> - Chars = lists:sort( - " '()+,-./0123456789:=?ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), - get_CharTab2(C,StringType,hd(Chars),lists:max(Chars),Chars,InOut); - 'NumericString' -> - get_CharTab2(C,StringType,16#20,$9," 0123456789",InOut); - 'UniversalString' -> - {0,16#FFFFFFFF,notab}; - 'BMPString' -> - {0,16#FFFF,notab} - end - end. - -get_CharTab2(C,StringType,Min,Max,Chars,InOut) -> - BitValMax = (1 bsl get_NumBits(C,StringType))-1, - if - Max =< BitValMax -> - {0,Max,notab}; - true -> - case InOut of - out -> - {Min,Max,create_char_tab(Min,Chars)}; - in -> - {Min,Max,list_to_tuple(Chars)} - end - end. - -create_char_tab(Min,L) -> - list_to_tuple(create_char_tab(Min,L,0)). -create_char_tab(Min,[Min|T],V) -> - [V|create_char_tab(Min+1,T,V+1)]; -create_char_tab(_Min,[],_V) -> - []; -create_char_tab(Min,L,V) -> - [false|create_char_tab(Min+1,L,V)]. - -%% This very inefficient and should be moved to compiletime -charbits(NumOfChars,aligned) -> - case charbits(NumOfChars) of - 1 -> 1; - 2 -> 2; - B when B =< 4 -> 4; - B when B =< 8 -> 8; - B when B =< 16 -> 16; - B when B =< 32 -> 32 - end. - -charbits(NumOfChars) when NumOfChars =< 2 -> 1; -charbits(NumOfChars) when NumOfChars =< 4 -> 2; -charbits(NumOfChars) when NumOfChars =< 8 -> 3; -charbits(NumOfChars) when NumOfChars =< 16 -> 4; -charbits(NumOfChars) when NumOfChars =< 32 -> 5; -charbits(NumOfChars) when NumOfChars =< 64 -> 6; -charbits(NumOfChars) when NumOfChars =< 128 -> 7; -charbits(NumOfChars) when NumOfChars =< 256 -> 8; -charbits(NumOfChars) when NumOfChars =< 512 -> 9; -charbits(NumOfChars) when NumOfChars =< 1024 -> 10; -charbits(NumOfChars) when NumOfChars =< 2048 -> 11; -charbits(NumOfChars) when NumOfChars =< 4096 -> 12; -charbits(NumOfChars) when NumOfChars =< 8192 -> 13; -charbits(NumOfChars) when NumOfChars =< 16384 -> 14; -charbits(NumOfChars) when NumOfChars =< 32768 -> 15; -charbits(NumOfChars) when NumOfChars =< 65536 -> 16; -charbits(NumOfChars) when is_integer(NumOfChars) -> - 16 + charbits1(NumOfChars bsr 16). - -charbits1(0) -> - 0; -charbits1(NumOfChars) -> - 1 + charbits1(NumOfChars bsr 1). - - -chars_decode(Bytes,_,'BMPString',C,Len) -> - case get_constraint(C,'PermittedAlphabet') of - no -> - getBMPChars(Bytes,Len); - _ -> - exit({error,{asn1, - {'not implemented', - "BMPString with PermittedAlphabet constraint"}}}) - end; -chars_decode(Bytes,NumBits,StringType,C,Len) -> - CharInTab = get_CharInTab(C,StringType), - chars_decode2(Bytes,CharInTab,NumBits,Len). - - -chars_decode2(Bytes,CharInTab,NumBits,Len) -> - chars_decode2(Bytes,CharInTab,NumBits,Len,[]). - -chars_decode2(Bytes,_CharInTab,_NumBits,0,Acc) -> - {lists:reverse(Acc),Bytes}; -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) when NumBits > 8 -> - {Char,Bytes2} = getbits(Bytes,NumBits), - Result = - if - Char < 256 -> Char; - true -> - list_to_tuple(binary_to_list(<<Char:32>>)) - end, - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Result|Acc]); -% chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) when NumBits > 8 -> -% {Char,Bytes2} = getbits(Bytes,NumBits), -% Result = case minimum_octets(Char+Min) of -% [NewChar] -> NewChar; -% [C1,C2] -> {0,0,C1,C2}; -% [C1,C2,C3] -> {0,C1,C2,C3}; -% [C1,C2,C3,C4] -> {C1,C2,C3,C4} -% end, -% chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Result|Acc]); -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Char+Min|Acc]); - -%% BMPString and UniversalString with PermittedAlphabet is currently not supported -chars_decode2(Bytes,{Min,Max,CharInTab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,CharInTab},NumBits,Len -1,[element(Char+1,CharInTab)|Acc]). - - -%% UTF8String -encode_UTF8String(Val) when is_binary(Val) -> - [encode_length(undefined,size(Val)),{octets,Val}]; -encode_UTF8String(Val) -> - Bin = list_to_binary(Val), - encode_UTF8String(Bin). - -decode_UTF8String(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - {list_to_binary(Octs),Bytes3}. - - - % X.691:17 -encode_null(_) -> []. % encodes to nothing -%encode_null({Name,Val}) when is_atom(Name) -> -% encode_null(Val). - -decode_null(Bytes) -> - {'NULL',Bytes}. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_object_identifier(Val) -> CompleteList -%% encode_object_identifier({Name,Val}) -> CompleteList -%% Val -> {Int1,Int2,...,IntN} % N >= 2 -%% Name -> atom() -%% Int1 -> integer(0..2) -%% Int2 -> integer(0..39) when Int1 (0..1) else integer() -%% Int3-N -> integer() -%% CompleteList -> [{bits,8,Val}|{octets,Ol}|align|...] -%% -encode_object_identifier({Name,Val}) when is_atom(Name) -> - encode_object_identifier(Val); -encode_object_identifier(Val) -> - OctetList = e_object_identifier(Val), - Octets = list_to_binary(OctetList), % performs a flatten at the same time - [{debug,object_identifier},encode_length(undefined,size(Octets)),{octets,Octets}]. - -%% This code is copied from asn1_encode.erl (BER) and corrected and modified - -e_object_identifier({'OBJECT IDENTIFIER',V}) -> - e_object_identifier(V); -e_object_identifier({Cname,V}) when is_atom(Cname),is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); -e_object_identifier({Cname,V}) when is_atom(Cname),is_list(V) -> - e_object_identifier(V); -e_object_identifier(V) when is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); - -%% E1 = 0|1|2 and (E2 < 40 when E1 = 0|1) -e_object_identifier([E1,E2|Tail]) when E1 >= 0, E1 < 2, E2 < 40 ; E1==2 -> - Head = 40*E1 + E2, % weird - e_object_elements([Head|Tail],[]); -e_object_identifier(Oid=[_,_|_Tail]) -> - exit({error,{asn1,{'illegal_value',Oid}}}). - -e_object_elements([],Acc) -> - lists:reverse(Acc); -e_object_elements([H|T],Acc) -> - e_object_elements(T,[e_object_element(H)|Acc]). - -e_object_element(Num) when Num < 128 -> - [Num]; -e_object_element(Num) -> - [e_o_e(Num bsr 7)|[Num band 2#1111111]]. -e_o_e(Num) when Num < 128 -> - Num bor 2#10000000; -e_o_e(Num) -> - [e_o_e(Num bsr 7)|[(Num band 2#1111111) bor 2#10000000]]. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_object_identifier(Bytes) -> {ObjId,RemainingBytes} -%% ObjId -> {integer(),integer(),...} % at least 2 integers -%% RemainingBytes -> [integer()] when integer() (0..255) -decode_object_identifier(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - [First|Rest] = dec_subidentifiers(Octs,0,[]), - Idlist = if - First < 40 -> - [0,First|Rest]; - First < 80 -> - [1,First - 40|Rest]; - true -> - [2,First - 80|Rest] - end, - {list_to_tuple(Idlist),Bytes3}. - -dec_subidentifiers([H|T],Av,Al) when H >=16#80 -> - dec_subidentifiers(T,(Av bsl 7) + (H band 16#7F),Al); -dec_subidentifiers([H|T],Av,Al) -> - dec_subidentifiers(T,0,[(Av bsl 7) + H |Al]); -dec_subidentifiers([],_Av,Al) -> - lists:reverse(Al). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_relative_oid(Val) -> CompleteList -%% encode_relative_oid({Name,Val}) -> CompleteList -encode_relative_oid({Name,Val}) when is_atom(Name) -> - encode_relative_oid(Val); -encode_relative_oid(Val) when is_tuple(Val) -> - encode_relative_oid(tuple_to_list(Val)); -encode_relative_oid(Val) when is_list(Val) -> - Octets = list_to_binary([e_object_element(X)||X <- Val]), - [encode_length(undefined,size(Octets)),{octets,Octets}]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_relative_oid(Val) -> {ROID,Rest} -%% decode_relative_oid({Name,Val}) -> {ROID,Rest} -decode_relative_oid(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - ObjVals = dec_subidentifiers(Octs,0,[]), - {list_to_tuple(ObjVals),Bytes3}. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_real(Val) -> CompleteList -%% encode_real({Name,Val}) -> CompleteList -encode_real({Name,Val}) when is_atom(Name) -> - encode_real(Val); -encode_real(Real) -> - {EncVal,Len} = ?RT_COMMON:encode_real([],Real), - [encode_length(undefined,Len),{octets,EncVal}]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_real(Val) -> {REALvalue,Rest} -%% decode_real({Name,Val}) -> {REALvalue,Rest} -decode_real(Bytes) -> - {Len,{0,Bytes2}} = decode_length(Bytes,undefined), - {RealVal,Rest,Len} = ?RT_COMMON:decode_real(Bytes2,Len), - {RealVal,{0,Rest}}. - - -get_constraint([{Key,V}],Key) -> - V; -get_constraint([],_Key) -> - no; -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V - end. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% complete(InList) -> ByteList -%% Takes a coded list with bits and bytes and converts it to a list of bytes -%% Should be applied as the last step at encode of a complete ASN.1 type -%% - -% complete(L) -> -% case complete1(L) of -% {[],0} -> -% <<0>>; -% {Acc,0} -> -% lists:reverse(Acc); -% {[Hacc|Tacc],Acclen} -> % Acclen >0 -% Rest = 8 - Acclen, -% NewHacc = Hacc bsl Rest, -% lists:reverse([NewHacc|Tacc]) -% end. - - -% complete1(InList) when is_list(InList) -> -% complete1(InList,[]); -% complete1(InList) -> -% complete1([InList],[]). - -% complete1([{debug,_}|T], Acc) -> -% complete1(T,Acc); -% complete1([H|T],Acc) when is_list(H) -> -% {NewH,NewAcclen} = complete1(H,Acc), -% complete1(T,NewH,NewAcclen); - -% complete1([{0,Bin}|T],Acc,0) when is_binary(Bin) -> -% complete1(T,[Bin|Acc],0); -% complete1([{Unused,Bin}|T],Acc,0) when is_integer(Unused),is_binary(Bin) -> -% Size = size(Bin)-1, -% <<Bs:Size/binary,B>> = Bin, -% complete1(T,[(B bsr Unused),Bs|Acc],8-Unused); -% complete1([{Unused,Bin}|T],[Hacc|Tacc],Acclen) when is_integer(Unused),is_binary(Bin) -> -% Rest = 8 - Acclen, -% Used = 8 - Unused, -% case size(Bin) of -% 1 -> -% if -% Rest >= Used -> -% <<B:Used,_:Unused>> = Bin, -% complete1(T,[(Hacc bsl Used) + B|Tacc], -% (Acclen+Used) rem 8); -% true -> -% LeftOver = 8 - Rest - Unused, -% <<Val2:Rest,Val1:LeftOver,_:Unused>> = Bin, -% complete1(T,[Val1,(Hacc bsl Rest) + Val2|Tacc], -% (Acclen+Used) rem 8) -% end; -% N -> -% if -% Rest == Used -> -% N1 = N - 1, -% <<B:Rest,Bs:N1/binary,_:Unused>> = Bin, -% complete1(T,[Bs,(Hacc bsl Rest) + B|Tacc],0); -% Rest > Used -> -% N1 = N - 2, -% N2 = (8 - Rest) + Used, -% <<B1:Rest,Bytes:N1/binary,B2:N2,_:Unused>> = Bin, -% complete1(T,[B2,Bytes,(Hacc bsl Rest) + B1|Tacc], -% (Acclen + Used) rem 8); -% true -> % Rest < Used -% N1 = N - 1, -% N2 = Used - Rest, -% <<B1:Rest,Bytes:N1/binary,B2:N2,_:Unused>> = Bin, -% complete1(T,[B2,Bytes,(Hacc bsl Rest) + B1|Tacc], -% (Acclen + Used) rem 8) -% end -% end; - -% %complete1([{octets,N,Val}|T],Acc,Acclen) when N =< 4 ,is_integer(Val) -> -% % complete1([{octets,<<Val:N/unit:8>>}|T],Acc,Acclen); -% complete1([{octets,N,Val}|T],Acc,Acclen) when N =< 4 ,is_integer(Val) -> -% Newval = case N of -% 1 -> -% Val4 = Val band 16#FF, -% [Val4]; -% 2 -> -% Val3 = (Val bsr 8) band 16#FF, -% Val4 = Val band 16#FF, -% [Val3,Val4]; -% 3 -> -% Val2 = (Val bsr 16) band 16#FF, -% Val3 = (Val bsr 8) band 16#FF, -% Val4 = Val band 16#FF, -% [Val2,Val3,Val4]; -% 4 -> -% Val1 = (Val bsr 24) band 16#FF, -% Val2 = (Val bsr 16) band 16#FF, -% Val3 = (Val bsr 8) band 16#FF, -% Val4 = Val band 16#FF, -% [Val1,Val2,Val3,Val4] -% end, -% complete1([{octets,Newval}|T],Acc,Acclen); - -% complete1([{octets,Bin}|T],Acc,Acclen) when is_binary(Bin) -> -% Rest = 8 - Acclen, -% if -% Rest == 8 -> -% complete1(T,[Bin|Acc],0); -% true -> -% [Hacc|Tacc]=Acc, -% complete1(T,[Bin, Hacc bsl Rest|Tacc],0) -% end; - -% complete1([{octets,Oct}|T],Acc,Acclen) when is_list(Oct) -> -% Rest = 8 - Acclen, -% if -% Rest == 8 -> -% complete1(T,[list_to_binary(Oct)|Acc],0); -% true -> -% [Hacc|Tacc]=Acc, -% complete1(T,[list_to_binary(Oct), Hacc bsl Rest|Tacc],0) -% end; - -% complete1([{bit,Val}|T], Acc, Acclen) -> -% complete1([{bits,1,Val}|T],Acc,Acclen); -% complete1([{octet,Val}|T], Acc, Acclen) -> -% complete1([{octets,1,Val}|T],Acc,Acclen); - -% complete1([{bits,N,Val}|T], Acc, 0) when N =< 8 -> -% complete1(T,[Val|Acc],N); -% complete1([{bits,N,Val}|T], [Hacc|Tacc], Acclen) when N =< 8 -> -% Rest = 8 - Acclen, -% if -% Rest >= N -> -% complete1(T,[(Hacc bsl N) + Val|Tacc],(Acclen+N) rem 8); -% true -> -% Diff = N - Rest, -% NewHacc = (Hacc bsl Rest) + (Val bsr Diff), -% Mask = element(Diff,{1,3,7,15,31,63,127,255}), -% complete1(T,[(Val band Mask),NewHacc|Tacc],(Acclen+N) rem 8) -% end; -% complete1([{bits,N,Val}|T], Acc, Acclen) -> % N > 8 -% complete1([{bits,N-8,Val bsr 8},{bits,8,Val band 255}|T],Acc,Acclen); - -% complete1([align|T],Acc,0) -> -% complete1(T,Acc,0); -% complete1([align|T],[Hacc|Tacc],Acclen) -> -% Rest = 8 - Acclen, -% complete1(T,[Hacc bsl Rest|Tacc],0); -% complete1([{octets,N,Val}|T],Acc,Acclen) when is_list(Val) -> % no security check here -% complete1([{octets,Val}|T],Acc,Acclen); - -% complete1([],Acc,Acclen) -> -% {Acc,Acclen}. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% complete(InList) -> ByteList -%% Takes a coded list with bits and bytes and converts it to a list of bytes -%% Should be applied as the last step at encode of a complete ASN.1 type -%% - -complete(L) -> - case complete1(L) of - {[],[]} -> - <<0>>; - {Acc,[]} -> - Acc; - {Acc,Bacc} -> - [Acc|complete_bytes(Bacc)] - end. - -%% this function builds the ugly form of lists [E1|E2] to avoid having to reverse it at the end. -%% this is done because it is efficient and that the result always will be sent on a port or -%% converted by means of list_to_binary/1 -complete1(InList) when is_list(InList) -> - complete1(InList,[],[]); -complete1(InList) -> - complete1([InList],[],[]). - -complete1([],Acc,Bacc) -> - {Acc,Bacc}; -complete1([H|T],Acc,Bacc) when is_list(H) -> - {NewH,NewBacc} = complete1(H,Acc,Bacc), - complete1(T,NewH,NewBacc); - -complete1([{octets,Bin}|T],Acc,[]) -> - complete1(T,[Acc|Bin],[]); - -complete1([{octets,Bin}|T],Acc,Bacc) -> - complete1(T,[Acc|[complete_bytes(Bacc),Bin]],[]); - -complete1([{debug,_}|T], Acc,Bacc) -> - complete1(T,Acc,Bacc); - -complete1([{bits,N,Val}|T],Acc,Bacc) -> - complete1(T,Acc,complete_update_byte(Bacc,Val,N)); - -complete1([{bit,Val}|T],Acc,Bacc) -> - complete1(T,Acc,complete_update_byte(Bacc,Val,1)); - -complete1([align|T],Acc,[]) -> - complete1(T,Acc,[]); -complete1([align|T],Acc,Bacc) -> - complete1(T,[Acc|complete_bytes(Bacc)],[]); -complete1([{0,Bin}|T],Acc,[]) when is_binary(Bin) -> - complete1(T,[Acc|Bin],[]); -complete1([{Unused,Bin}|T],Acc,[]) when is_integer(Unused),is_binary(Bin) -> - Size = size(Bin)-1, - <<Bs:Size/binary,B>> = Bin, - NumBits = 8-Unused, - complete1(T,[Acc|Bs],[[B bsr Unused]|NumBits]); -complete1([{Unused,Bin}|T],Acc,Bacc) when is_integer(Unused),is_binary(Bin) -> - Size = size(Bin)-1, - <<Bs:Size/binary,B>> = Bin, - NumBits = 8 - Unused, - Bf = complete_bytes(Bacc), - complete1(T,[Acc|[Bf,Bs]],[[B bsr Unused]|NumBits]). - - -complete_update_byte([],Val,Len) -> - complete_update_byte([[0]|0],Val,Len); -complete_update_byte([[Byte|Bacc]|NumBits],Val,Len) when NumBits + Len == 8 -> - [[0,((Byte bsl Len) + Val) band 255|Bacc]|0]; -complete_update_byte([[Byte|Bacc]|NumBits],Val,Len) when NumBits + Len > 8 -> - Rem = 8 - NumBits, - Rest = Len - Rem, - complete_update_byte([[0,((Byte bsl Rem) + (Val bsr Rest)) band 255 |Bacc]|0],Val,Rest); -complete_update_byte([[Byte|Bacc]|NumBits],Val,Len) -> - [[((Byte bsl Len) + Val) band 255|Bacc]|NumBits+Len]. - - -complete_bytes([[_Byte|Bacc]|0]) -> - lists:reverse(Bacc); -complete_bytes([[Byte|Bacc]|NumBytes]) -> - lists:reverse([(Byte bsl (8-NumBytes)) band 255|Bacc]); -complete_bytes([]) -> - []. - -% complete_bytes(L) -> -% complete_bytes1(lists:reverse(L),[],[],0,0). - -% complete_bytes1([H={V,B}|T],Acc,ReplyAcc,NumBits,NumFields) when ((NumBits+B) rem 8) == 0 -> -% NewReplyAcc = [complete_bytes2([H|Acc],0)|ReplyAcc], -% complete_bytes1(T,[],NewReplyAcc,0,0); -% complete_bytes1([H={V,B}|T],Acc,ReplyAcc,NumBits,NumFields) when NumFields == 7; (NumBits+B) div 8 > 0 -> -% Rem = (NumBits+B) rem 8, -% NewReplyAcc = [complete_bytes2([{V bsr Rem,B - Rem}|Acc],0)|ReplyAcc], -% complete_bytes1([{V,Rem}|T],[],NewReplyAcc,0,0); -% complete_bytes1([H={V,B}|T],Acc,ReplyAcc,NumBits,NumFields) -> -% complete_bytes1(T,[H|Acc],ReplyAcc,NumBits+B,NumFields+1); -% complete_bytes1([],[],ReplyAcc,_,_) -> -% lists:reverse(ReplyAcc); -% complete_bytes1([],Acc,ReplyAcc,NumBits,_) -> -% PadBits = case NumBits rem 8 of -% 0 -> 0; -% Rem -> 8 - Rem -% end, -% lists:reverse([complete_bytes2(Acc,PadBits)|ReplyAcc]). - - -% complete_bytes2([{V1,B1}],PadBits) -> -% <<V1:B1,0:PadBits>>; -% complete_bytes2([{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,0:PadBits>>; -% complete_bytes2([{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,0:PadBits>>; -% complete_bytes2([{V4,B4},{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,V4:B4,0:PadBits>>; -% complete_bytes2([{V5,B5},{V4,B4},{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,V4:B4,V5:B5,0:PadBits>>; -% complete_bytes2([{V6,B6},{V5,B5},{V4,B4},{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,V4:B4,V5:B5,V6:B6,0:PadBits>>; -% complete_bytes2([{V7,B7},{V6,B6},{V5,B5},{V4,B4},{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,V4:B4,V5:B5,V6:B6,V7:B7,0:PadBits>>; -% complete_bytes2([{V8,B8},{V7,B7},{V6,B6},{V5,B5},{V4,B4},{V3,B3},{V2,B2},{V1,B1}],PadBits) -> -% <<V1:B1,V2:B2,V3:B3,V4:B4,V5:B5,V6:B6,V7:B7,V8:B8,0:PadBits>>. - - - - - - diff --git a/lib/asn1/src/asn1rt_per_bin_rt2ct.erl b/lib/asn1/src/asn1rt_per_bin_rt2ct.erl deleted file mode 100644 index 1df757a47f..0000000000 --- a/lib/asn1/src/asn1rt_per_bin_rt2ct.erl +++ /dev/null @@ -1,1748 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2002-2012. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_per_bin_rt2ct). -%% encoding / decoding of PER aligned - --include("asn1_records.hrl"). - --export([dec_fixup/3, cindex/3, list_to_record/2]). --export([setchoiceext/1, setext/1, fixoptionals/3, fixextensions/2, - getext/1, getextension/2, skipextensions/3, getbit/1, getchoice/3 ]). --export([getoptionals/2, getoptionals2/2, - set_choice/3, encode_integer/2, encode_integer/3 ]). --export([decode_integer/2, decode_integer/3, encode_small_number/1, - decode_boolean/1, encode_length/2, decode_length/1, decode_length/2, - encode_small_length/1, decode_small_length/1, - decode_compact_bit_string/3]). --export([decode_enumerated/3, - encode_bit_string/3, decode_bit_string/3 ]). --export([encode_octet_string/2, decode_octet_string/2, - encode_null/1, decode_null/1, - encode_object_identifier/1, decode_object_identifier/1, - encode_real/1, decode_real/1, - encode_relative_oid/1, decode_relative_oid/1, - complete/1]). - - --export([encode_open_type/2, decode_open_type/2]). - --export([encode_GeneralString/2, decode_GeneralString/2, - encode_GraphicString/2, decode_GraphicString/2, - encode_TeletexString/2, decode_TeletexString/2, - encode_VideotexString/2, decode_VideotexString/2, - encode_ObjectDescriptor/2, decode_ObjectDescriptor/1, - encode_UTF8String/1,decode_UTF8String/1 - ]). - --export([decode_constrained_number/2, - decode_constrained_number/3, - decode_unconstrained_number/1, - decode_semi_constrained_number/2, - encode_unconstrained_number/1, - decode_constrained_number/4, - encode_octet_string/3, - decode_octet_string/3, - encode_known_multiplier_string/5, - decode_known_multiplier_string/5, - getoctets/2, getbits/2 -% start_drv/1,start_drv2/1,init_drv/1 - ]). - - --export([eint_positive/1]). --export([pre_complete_bits/2]). - --define('16K',16384). --define('32K',32768). --define('64K',65536). - -%%-define(nodriver,true). - -dec_fixup(Terms,Cnames,RemBytes) -> - dec_fixup(Terms,Cnames,RemBytes,[]). - -dec_fixup([novalue|T],[_Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,Acc); -dec_fixup([{_Name,novalue}|T],[_Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,Acc); -dec_fixup([H|T],[Hc|Tc],RemBytes,Acc) -> - dec_fixup(T,Tc,RemBytes,[{Hc,H}|Acc]); -dec_fixup([],_Cnames,RemBytes,Acc) -> - {lists:reverse(Acc),RemBytes}. - -cindex(Ix,Val,Cname) -> - case element(Ix,Val) of - {Cname,Val2} -> Val2; - X -> X - end. - -%% converts a list to a record if necessary -list_to_record(_,Tuple) when is_tuple(Tuple) -> - Tuple; -list_to_record(Name,List) when is_list(List) -> - list_to_tuple([Name|List]). - -%%-------------------------------------------------------- -%% setchoiceext(InRootSet) -> [{bit,X}] -%% X is set to 1 when InRootSet==false -%% X is set to 0 when InRootSet==true -%% -setchoiceext(true) -> - [0]; -setchoiceext(false) -> - [1]. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% setext(true|false) -> CompleteList -%% - -setext(false) -> -% [{debug,ext},{bits,1,0}]; - [0]; -setext(true) -> -% [{debug,ext},{bits,1,1}]; - [1]. - -fixoptionals(OptList,_OptLength,Val) when is_tuple(Val) -> -% Bits = fixoptionals(OptList,Val,0), -% {Val,{bits,OptLength,Bits}}; -% {Val,[10,OptLength,Bits]}; - {Val,fixoptionals(OptList,Val,[])}; - -fixoptionals([],_,Acc) -> - %% Optbits - lists:reverse(Acc); -fixoptionals([{Pos,DefVal}|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_DEFAULT -> fixoptionals(Ot,Val,[0|Acc]); - DefVal -> fixoptionals(Ot,Val,[0|Acc]); - _ -> fixoptionals(Ot,Val,[1|Acc]) - end; -fixoptionals([Pos|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_NOVALUE -> fixoptionals(Ot,Val,[0|Acc]); - asn1_DEFAULT -> fixoptionals(Ot,Val,[0|Acc]); - _ -> fixoptionals(Ot,Val,[1|Acc]) - end. - - -getext(Bytes) when is_bitstring(Bytes) -> - getbit(Bytes). - -getextension(0, Bytes) -> - {<<>>,Bytes}; -getextension(1, Bytes) -> - {Len,Bytes2} = decode_small_length(Bytes), - getbits_as_binary(Len,Bytes2).% {Bin,Bytes3}. - -fixextensions({ext,ExtPos,ExtNum},Val) -> - case fixextensions(ExtPos,ExtNum+ExtPos,Val,0) of - 0 -> []; - ExtBits -> - [encode_small_length(ExtNum),pre_complete_bits(ExtNum,ExtBits)] - end. - -fixextensions(Pos,MaxPos,_,Acc) when Pos >= MaxPos -> - Acc; -fixextensions(Pos,ExtPos,Val,Acc) -> - Bit = case catch(element(Pos+1,Val)) of - asn1_NOVALUE -> - 0; - asn1_NOEXTVALUE -> - 0; - {'EXIT',_} -> - 0; - _ -> - 1 - end, - fixextensions(Pos+1,ExtPos,Val,(Acc bsl 1)+Bit). - -skipextensions(Bytes,Nr,ExtensionBitstr) when is_bitstring(ExtensionBitstr) -> - Prev = Nr - 1, - case ExtensionBitstr of - <<_:Prev,1:1,_/bitstring>> -> - {_,Bytes2} = decode_open_type(Bytes,[]), - skipextensions(Bytes2, Nr+1, ExtensionBitstr); - <<_:Prev,0:1,_/bitstring>> -> - skipextensions(Bytes, Nr+1, ExtensionBitstr); - _ -> - Bytes - end. - - -getchoice(Bytes,1,0) -> % only 1 alternative is not encoded - {0,Bytes}; -getchoice(Bytes,_,1) -> - decode_small_number(Bytes); -getchoice(Bytes,NumChoices,0) -> - decode_constrained_number(Bytes,{0,NumChoices-1}). - -%% old version kept for backward compatibility with generates from R7B01 -getoptionals(Bytes,NumOpt) -> - getbits_as_binary(NumOpt,Bytes). - -%% new version used in generates from r8b_patch/3 and later -getoptionals2(Bytes,NumOpt) -> - {_,_} = getbits(Bytes,NumOpt). - - -%% getbits_as_binary(Num,Bytes) -> {Bin,Rest} -%% Num = integer(), -%% Bytes = bitstring(), -%% Bin = bitstring(), -%% Rest = bitstring() -getbits_as_binary(Num,Bytes) when is_bitstring(Bytes) -> - <<BS:Num/bitstring,Rest/bitstring>> = Bytes, - {BS,Rest}. - -getbits_as_list(Num,Bytes) when is_bitstring(Bytes) -> - <<BitStr:Num/bitstring,Rest/bitstring>> = Bytes, - {[ B || <<B:1>> <= BitStr],Rest}. - - -getbit(Buffer) -> - <<B:1,Rest/bitstring>> = Buffer, - {B,Rest}. - - -getbits(Buffer,Num) when is_bitstring(Buffer) -> - <<Bs:Num,Rest/bitstring>> = Buffer, - {Bs,Rest}. - -align(Bin) when is_binary(Bin) -> - Bin; -align(BitStr) when is_bitstring(BitStr) -> - AlignBits = bit_size(BitStr) rem 8, - <<_:AlignBits,Rest/binary>> = BitStr, - Rest. - - -%% First align buffer, then pick the first Num octets. -%% Returns octets as an integer with bit significance as in buffer. -getoctets(Buffer,Num) when is_binary(Buffer) -> - <<Val:Num/integer-unit:8,RestBin/binary>> = Buffer, - {Val,RestBin}; -getoctets(Buffer,Num) when is_bitstring(Buffer) -> - AlignBits = bit_size(Buffer) rem 8, - <<_:AlignBits,Val:Num/integer-unit:8,RestBin/binary>> = Buffer, - {Val,RestBin}. - - -%% First align buffer, then pick the first Num octets. -%% Returns octets as a binary -getoctets_as_bin(Bin,Num) when is_binary(Bin) -> - <<Octets:Num/binary,RestBin/binary>> = Bin, - {Octets,RestBin}; -getoctets_as_bin(Bin,Num) when is_bitstring(Bin) -> - AlignBits = bit_size(Bin) rem 8, - <<_:AlignBits,Val:Num/binary,RestBin/binary>> = Bin, - {Val,RestBin}. - - -%% same as above but returns octets as a List -getoctets_as_list(Buffer,Num) -> - {Bin,Buffer2} = getoctets_as_bin(Buffer,Num), - {binary_to_list(Bin),Buffer2}. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% set_choice(Alt,Choices,Altnum) -> ListofBitSettings -%% Alt = atom() -%% Altnum = integer() | {integer(),integer()}% number of alternatives -%% Choices = [atom()] | {[atom()],[atom()]} -%% When Choices is a tuple the first list is the Rootset and the -%% second is the Extensions and then Altnum must also be a tuple with the -%% lengths of the 2 lists -%% -set_choice(Alt,{L1,L2},{Len1,_Len2}) -> - case set_choice_tag(Alt,L1) of - N when is_integer(N), Len1 > 1 -> -% [{bits,1,0}, % the value is in the root set -% encode_constrained_number({0,Len1-1},N)]; - [0, % the value is in the root set - encode_constrained_number({0,Len1-1},N)]; - N when is_integer(N) -> -% [{bits,1,0}]; % no encoding if only 0 or 1 alternative - [0]; % no encoding if only 0 or 1 alternative - false -> -% [{bits,1,1}, % extension value - [1, % extension value - case set_choice_tag(Alt,L2) of - N2 when is_integer(N2) -> - encode_small_number(N2); - false -> - unknown_choice_alt - end] - end; -set_choice(Alt,L,Len) -> - case set_choice_tag(Alt,L) of - N when is_integer(N), Len > 1 -> - encode_constrained_number({0,Len-1},N); - N when is_integer(N) -> - []; % no encoding if only 0 or 1 alternative - false -> - [unknown_choice_alt] - end. - -set_choice_tag(Alt,Choices) -> - set_choice_tag(Alt,Choices,0). - -set_choice_tag(Alt,[Alt|_Rest],Tag) -> - Tag; -set_choice_tag(Alt,[_H|Rest],Tag) -> - set_choice_tag(Alt,Rest,Tag+1); -set_choice_tag(_Alt,[],_Tag) -> - false. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_fragmented_XXX; decode of values encoded fragmented according -%% to ITU-T X.691 clause 10.9.3.8. The unit (XXX) is either bits, octets, -%% characters or number of components (in a choice,sequence or similar). -%% Buffer is a buffer binary(). -%% C is the constrained length. -%% If the buffer is not aligned, this function does that. -decode_fragmented_bits(Buffer,C) when is_binary(Buffer) -> - decode_fragmented_bits(Buffer,C,[]); -decode_fragmented_bits(Buffer,C) when is_bitstring(Buffer) -> - AlignBits = bit_size(Buffer) rem 8, - <<_:AlignBits,Rest/binary>> = Buffer, - decode_fragmented_bits(Rest,C,[]). - -decode_fragmented_bits(<<3:2,Len:6,Bin/binary>>,C,Acc) -> - {Value,Bin2} = split_binary(Bin, Len * ?'16K'), % Len = 1 | 2 | 3 | 4 - decode_fragmented_bits(Bin2,C,[Value|Acc]); -decode_fragmented_bits(<<0:1,0:7,Bin/binary>>,C,Acc) -> - BinBits = erlang:list_to_bitstring(lists:reverse(Acc)), - case C of - Int when is_integer(Int),C == bit_size(BinBits) -> - {BinBits,Bin}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinBits}}}) - end; -decode_fragmented_bits(<<0:1,Len:7,Bin/binary>>,C,Acc) -> - <<Value:Len/bitstring,Rest/bitstring>> = Bin, - BinBits = erlang:list_to_bitstring([Value|Acc]), - case C of - Int when is_integer(Int),C == bit_size(BinBits) -> - {BinBits,Rest}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinBits}}}) - end. - - -decode_fragmented_octets(Bin,C) -> - decode_fragmented_octets(Bin,C,[]). - -decode_fragmented_octets(<<3:2,Len:6,Bin/binary>>,C,Acc) -> - {Value,Bin2} = split_binary(Bin,Len * ?'16K'), - decode_fragmented_octets(Bin2,C,[Value|Acc]); -decode_fragmented_octets(<<0:1,0:7,Bin/binary>>,C,Acc) -> - Octets = list_to_binary(lists:reverse(Acc)), - case C of - Int when is_integer(Int), C == size(Octets) -> - {Octets,Bin}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,Octets}}}) - end; -decode_fragmented_octets(<<0:1,Len:7,Bin/binary>>,C,Acc) -> - <<Value:Len/binary-unit:8,Bin2/binary>> = Bin, - BinOctets = list_to_binary(lists:reverse([Value|Acc])), - case C of - Int when is_integer(Int),size(BinOctets) == Int -> - {BinOctets,Bin2}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinOctets}}}) - end. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_open_type(Constraint, Value) -> CompleteList -%% Value = list of bytes of an already encoded value (the list must be flat) -%% | binary -%% Contraint = not used in this version -%% -encode_open_type(_Constraint, Val) when is_list(Val) -> - Bin = list_to_binary(Val), - case size(Bin) of - Size when Size>255 -> - [encode_length(undefined,Size),[21,<<Size:16>>,Bin]]; - Size -> - [encode_length(undefined,Size),[20,Size,Bin]] - end; -encode_open_type(_Constraint, Val) when is_binary(Val) -> - case size(Val) of - Size when Size>255 -> - [encode_length(undefined,size(Val)),[21,<<Size:16>>,Val]]; % octets implies align - Size -> - [encode_length(undefined,Size),[20,Size,Val]] - end. -%% the binary_to_list is not optimal but compatible with the current solution - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_open_type(Buffer,Constraint) -> Value -%% Constraint is not used in this version -%% Buffer = [byte] with PER encoded data -%% Value = [byte] with decoded data (which must be decoded again as some type) -%% -decode_open_type(Bytes, _Constraint) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_bin(Bytes2,Len). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_integer(Constraint,Value,NamedNumberList) -> CompleteList -%% encode_integer(Constraint,Value) -> CompleteList -%% encode_integer(Constraint,{Name,Value}) -> CompleteList -%% -%% -encode_integer(C,V,NamedNumberList) when is_atom(V) -> - case lists:keysearch(V,1,NamedNumberList) of - {value,{_,NewV}} -> - encode_integer(C,NewV); - _ -> - exit({error,{asn1,{namednumber,V}}}) - end; -encode_integer(C,V,_NamedNumberList) when is_integer(V) -> - encode_integer(C,V); -encode_integer(C,{Name,V},NamedNumberList) when is_atom(Name) -> - encode_integer(C,V,NamedNumberList). - -encode_integer(C,{Name,Val}) when is_atom(Name) -> - encode_integer(C,Val); - -encode_integer([{Rc,_Ec}],Val) when is_tuple(Rc) -> % XXX when is this invoked? First argument most often a list,...Ok this is the extension case...but it doesn't work. - case (catch encode_integer([Rc],Val)) of - {'EXIT',{error,{asn1,_}}} -> -% [{bits,1,1},encode_unconstrained_number(Val)]; - [1,encode_unconstrained_number(Val)]; - Encoded -> -% [{bits,1,0},Encoded] - [0,Encoded] - end; - -encode_integer([],Val) -> - encode_unconstrained_number(Val); -%% The constraint is the effective constraint, and in this case is a number -encode_integer([{'SingleValue',V}],V) -> - []; -encode_integer([{'ValueRange',VR={Lb,Ub},Range,PreEnc}],Val) when Val >= Lb, - Ub >= Val -> - %% this case when NamedNumberList - encode_constrained_number(VR,Range,PreEnc,Val); -encode_integer([{'ValueRange',{Lb,'MAX'}}],Val) -> - encode_semi_constrained_number(Lb,Val); -encode_integer([{'ValueRange',{'MIN',_}}],Val) -> - encode_unconstrained_number(Val); -encode_integer([{'ValueRange',VR={_Lb,_Ub}}],Val) -> - encode_constrained_number(VR,Val); -encode_integer(_,Val) -> - exit({error,{asn1,{illegal_value,Val}}}). - - - -decode_integer(Buffer,Range,NamedNumberList) -> - {Val,Buffer2} = decode_integer(Buffer,Range), - case lists:keysearch(Val,2,NamedNumberList) of - {value,{NewVal,_}} -> {NewVal,Buffer2}; - _ -> {Val,Buffer2} - end. - -decode_integer(Buffer,[{Rc,_Ec}]) when is_tuple(Rc) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> decode_integer(Buffer2,[Rc]); - 1 -> decode_unconstrained_number(Buffer2) - end; -decode_integer(Buffer,undefined) -> - decode_unconstrained_number(Buffer); -decode_integer(Buffer,C) -> - case get_constraint(C,'SingleValue') of - V when is_integer(V) -> - {V,Buffer}; - _ -> - decode_integer1(Buffer,C) - end. - -decode_integer1(Buffer,C) -> - case VR = get_constraint(C,'ValueRange') of - no -> - decode_unconstrained_number(Buffer); - {Lb, 'MAX'} -> - decode_semi_constrained_number(Buffer,Lb); - {_Lb,_Ub} -> - decode_constrained_number(Buffer,VR) - end. - -%% X.691:10.6 Encoding of a normally small non-negative whole number -%% Use this for encoding of CHOICE index if there is an extension marker in -%% the CHOICE -encode_small_number({Name,Val}) when is_atom(Name) -> - encode_small_number(Val); -encode_small_number(Val) when Val =< 63 -> -% [{bits,1,0},{bits,6,Val}]; -% [{bits,7,Val}]; % same as above but more efficient - [10,7,Val]; % same as above but more efficient -encode_small_number(Val) -> -% [{bits,1,1},encode_semi_constrained_number(0,Val)]. - [1,encode_semi_constrained_number(0,Val)]. - -decode_small_number(Bytes) -> - {Bit,Bytes2} = getbit(Bytes), - case Bit of - 0 -> - getbits(Bytes2,6); - 1 -> - decode_semi_constrained_number(Bytes2,0) - end. - -%% X.691:10.7 Encoding of a semi-constrained whole number -%% might be an optimization encode_semi_constrained_number(0,Val) -> -encode_semi_constrained_number(C,{Name,Val}) when is_atom(Name) -> - encode_semi_constrained_number(C,Val); -encode_semi_constrained_number({Lb,'MAX'},Val) -> - encode_semi_constrained_number(Lb,Val); -encode_semi_constrained_number(Lb,Val) -> - Val2 = Val - Lb, - Oct = eint_positive(Val2), - Len = length(Oct), - if - Len < 128 -> - %{octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - [20,Len+1,[Len|Oct]]; - Len < 256 -> - [encode_length(undefined,Len),[20,Len,Oct]]; - true -> - [encode_length(undefined,Len),[21,<<Len:16>>,Oct]] - end. - -decode_semi_constrained_number(Bytes,{Lb,_}) -> - decode_semi_constrained_number(Bytes,Lb); -decode_semi_constrained_number(Bytes,Lb) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {V,Bytes3} = getoctets(Bytes2,Len), - {V+Lb,Bytes3}. - -encode_constrained_number({Lb,_Ub},_Range,{bits,N},Val) -> - Val2 = Val-Lb, -% {bits,N,Val2}; - [10,N,Val2]; -encode_constrained_number({Lb,_Ub},_Range,{octets,N},Val) when N < 256-> - %% N is 8 or 16 (1 or 2 octets) - Val2 = Val-Lb, -% {octets,<<Val2:N/unit:8>>}; - [20,N,Val2]; -encode_constrained_number({Lb,_Ub},_Range,{octets,N},Val) -> % N>255 - %% N is 8 or 16 (1 or 2 octets) - Val2 = Val-Lb, -% {octets,<<Val2:N/unit:8>>}; - [21,<<N:16>>,Val2]; -encode_constrained_number({Lb,_Ub},Range,_,Val) -> - Val2 = Val-Lb, - if - Range =< 16#1000000 -> % max 3 octets - Octs = eint_positive(Val2), -% [encode_length({1,3},size(Octs)),{octets,Octs}]; - L = length(Octs), - [encode_length({1,3},L),[20,L,Octs]]; - Range =< 16#100000000 -> % max 4 octets - Octs = eint_positive(Val2), -% [encode_length({1,4},size(Octs)),{octets,Octs}]; - L = length(Octs), - [encode_length({1,4},L),[20,L,Octs]]; - Range =< 16#10000000000 -> % max 5 octets - Octs = eint_positive(Val2), -% [encode_length({1,5},size(Octs)),{octets,Octs}]; - L = length(Octs), - [encode_length({1,5},L),[20,L,Octs]]; - true -> - exit({not_supported,{integer_range,Range}}) - end. - -encode_constrained_number(Range,{Name,Val}) when is_atom(Name) -> - encode_constrained_number(Range,Val); -encode_constrained_number({Lb,Ub},Val) when Val >= Lb, Ub >= Val -> - Range = Ub - Lb + 1, - Val2 = Val - Lb, - if - Range == 1 -> []; - Range == 2 -> -% Size = {bits,1,Val2}; - [Val2]; - Range =< 4 -> -% Size = {bits,2,Val2}; - [10,2,Val2]; - Range =< 8 -> - [10,3,Val2]; - Range =< 16 -> - [10,4,Val2]; - Range =< 32 -> - [10,5,Val2]; - Range =< 64 -> - [10,6,Val2]; - Range =< 128 -> - [10,7,Val2]; - Range =< 255 -> - [10,8,Val2]; - Range =< 256 -> -% Size = {octets,[Val2]}; - [20,1,Val2]; - Range =< 65536 -> -% Size = {octets,<<Val2:16>>}; - [20,2,<<Val2:16>>]; - Range =< (1 bsl (255*8)) -> - Octs = binary:encode_unsigned(Val2), - RangeOcts = binary:encode_unsigned(Range - 1), - OctsLen = erlang:byte_size(Octs), - RangeOctsLen = erlang:byte_size(RangeOcts), - LengthBitsNeeded = asn1rt_per_bin:minimum_bits(RangeOctsLen - 1), - [10,LengthBitsNeeded,OctsLen-1,20,OctsLen,Octs]; - true -> - exit({not_supported,{integer_range,Range}}) - end; -encode_constrained_number({_,_},Val) -> - exit({error,{asn1,{illegal_value,Val}}}). - -decode_constrained_number(Buffer,VR={Lb,Ub}) -> - Range = Ub - Lb + 1, - decode_constrained_number(Buffer,VR,Range). - -decode_constrained_number(Buffer,{Lb,_Ub},_Range,{bits,N}) -> - {Val,Remain} = getbits(Buffer,N), - {Val+Lb,Remain}; -decode_constrained_number(Buffer,{Lb,_Ub},_Range,{octets,N}) -> - {Val,Remain} = getoctets(Buffer,N), - {Val+Lb,Remain}. - -decode_constrained_number(Buffer,{Lb,_Ub},Range) -> - % Val2 = Val - Lb, - {Val,Remain} = - if - Range == 1 -> - {0,Buffer}; - Range == 2 -> - getbits(Buffer,1); - Range =< 4 -> - getbits(Buffer,2); - Range =< 8 -> - getbits(Buffer,3); - Range =< 16 -> - getbits(Buffer,4); - Range =< 32 -> - getbits(Buffer,5); - Range =< 64 -> - getbits(Buffer,6); - Range =< 128 -> - getbits(Buffer,7); - Range =< 255 -> - getbits(Buffer,8); - Range =< 256 -> - getoctets(Buffer,1); - Range =< 65536 -> - getoctets(Buffer,2); - Range =< (1 bsl (255*8)) -> - OList = binary:bin_to_list(binary:encode_unsigned(Range - 1)), - RangeOctLen = length(OList), - {Len, Bytes} = decode_length(Buffer, {1, RangeOctLen}), - {Octs, RestBytes} = getoctets_as_bin(Bytes, Len), - {binary:decode_unsigned(Octs), RestBytes}; - true -> - exit({not_supported,{integer_range,Range}}) - end, - {Val+Lb,Remain}. - -%% X.691:10.8 Encoding of an unconstrained whole number - -encode_unconstrained_number(Val) when Val >= 0 -> - Oct = eint(Val,[]), - Len = length(Oct), - if - Len < 128 -> - %{octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - [20,Len+1,[Len|Oct]]; - Len < 256 -> -% [encode_length(undefined,Len),20,Len,Oct]; - [20,Len+2,<<2:2,Len:14>>,Oct];% equiv with encode_length(undefined,Len) but faster - true -> -% [encode_length(undefined,Len),{octets,Oct}] - [encode_length(undefined,Len),[21,<<Len:16>>,Oct]] - end; -encode_unconstrained_number(Val) -> % negative - Oct = enint(Val,[]), - Len = length(Oct), - if - Len < 128 -> -% {octets,[Len|Oct]}; % equiv with encode_length(undefined,Len) but faster - [20,Len+1,[Len|Oct]];% equiv with encode_length(undefined,Len) but faster - Len < 256 -> -% [encode_length(undefined,Len),20,Len,Oct]; - [20,Len+2,<<2:2,Len:14>>,Oct];% equiv with encode_length(undefined,Len) but faster - true -> - %[encode_length(undefined,Len),{octets,Oct}] - [encode_length(undefined,Len),[21,<<Len:16>>,Oct]] - end. - - -%% used for positive Values which don't need a sign bit -%% returns a list -eint_positive(Val) -> - case eint(Val,[]) of - [0,B1|T] -> - [B1|T]; - T -> - T - end. - - -eint(0, [B|Acc]) when B < 128 -> - [B|Acc]; -eint(N, Acc) -> - eint(N bsr 8, [N band 16#ff| Acc]). - -enint(-1, [B1|T]) when B1 > 127 -> - [B1|T]; -enint(N, Acc) -> - enint(N bsr 8, [N band 16#ff|Acc]). - -decode_unconstrained_number(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Ints,Bytes3} = getoctets_as_bin(Bytes2,Len), - {dec_integer(Ints),Bytes3}. - -dec_integer(Bin = <<0:1,_:7,_/binary>>) -> - decpint(Bin); -dec_integer(<<_:1,B:7,BitStr/bitstring>>) -> - Size = bit_size(BitStr), - <<I:Size>> = BitStr, - (-128 + B) bsl bit_size(BitStr) bor I. - -decpint(Bin) -> - Size = bit_size(Bin), - <<Int:Size>> = Bin, - Int. - -%% X.691:10.9 Encoding of a length determinant -%%encode_small_length(undefined,Len) -> % null means no UpperBound -%% encode_small_number(Len). - -%% X.691:10.9.3.5 -%% X.691:10.9.3.7 -encode_length(undefined,Len) -> % un-constrained - if - Len < 128 -> -% {octets,[Len]}; - [20,1,Len]; - Len < 16384 -> - %{octets,<<2:2,Len:14>>}; - [20,2,<<2:2,Len:14>>]; - true -> % should be able to endode length >= 16384 i.e. fragmented length - exit({error,{asn1,{encode_length,{nyi,above_16k}}}}) - end; - -encode_length({0,'MAX'},Len) -> - encode_length(undefined,Len); -encode_length(Vr={Lb,Ub},Len) when Ub =< 65535 ,Lb >= 0 -> % constrained - encode_constrained_number(Vr,Len); -encode_length({Lb,_Ub},Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - encode_length(undefined,Len); -encode_length({Vr={Lb,Ub},Ext},Len) - when Ub =< 65535 ,Lb >= 0,Len=<Ub, is_list(Ext) -> - %% constrained extensible - [0,encode_constrained_number(Vr,Len)]; -encode_length({{Lb,_},Ext},Len) when is_list(Ext) -> - [1,encode_semi_constrained_number(Lb,Len)]; -encode_length(SingleValue,_Len) when is_integer(SingleValue) -> - []. - -%% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension -%% additions in a sequence or set -encode_small_length(Len) when Len =< 64 -> -%% [{bits,1,0},{bits,6,Len-1}]; -% {bits,7,Len-1}; % the same as above but more efficient - [10,7,Len-1]; -encode_small_length(Len) -> -% [{bits,1,1},encode_length(undefined,Len)]. - [1,encode_length(undefined,Len)]. - - -decode_small_length(Buffer) -> - case getbit(Buffer) of - {0,Remain} -> - {Bits,Remain2} = getbits(Remain,6), - {Bits+1,Remain2}; - {1,Remain} -> - decode_length(Remain,undefined) - end. - -decode_length(Buffer) -> - decode_length(Buffer,undefined). - -decode_length(Buffer,undefined) -> % un-constrained - case align(Buffer) of - <<0:1,Oct:7,Rest/binary>> -> - {Oct,Rest}; - <<2:2,Val:14,Rest/binary>> -> - {Val,Rest}; - <<3:2,_Val:14,_Rest/binary>> -> - %% this case should be fixed - exit({error,{asn1,{decode_length,{nyi,above_16k}}}}) - end; - -decode_length(Buffer,{Lb,Ub}) when Ub =< 65535 ,Lb >= 0 -> % constrained - decode_constrained_number(Buffer,{Lb,Ub}); -decode_length(Buffer,{Lb,_Ub}) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - decode_length(Buffer,undefined); -decode_length(Buffer,{{Lb,Ub},Ext}) when is_list(Ext) -> - case getbit(Buffer) of - {0,Buffer2} -> - decode_length(Buffer2, {Lb,Ub}); - {1,Buffer2} -> - decode_length(Buffer2, undefined) - end; - - -%When does this case occur with {_,_Lb,Ub} ?? -% X.691:10.9.3.5 -decode_length(Bin,{_,_Lb,_Ub}) -> % Unconstrained or large Ub NOTE! this case does not cover case when Ub > 65535 - case Bin of - <<0:1,Val:7,Rest/bitstring>> -> - {Val,Rest}; - _ -> - case align(Bin) of - <<2:2,Val:14,Rest/binary>> -> - {Val,Rest}; - <<3:2,_:14,_Rest/binary>> -> - exit({error,{asn1,{decode_length,{nyi,length_above_64K}}}}) - end - end; -decode_length(Buffer,SingleValue) when is_integer(SingleValue) -> - {SingleValue,Buffer}. - - - % X.691:11 -decode_boolean(Buffer) -> %when record(Buffer,buffer) - case getbit(Buffer) of - {1,Remain} -> {true,Remain}; - {0,Remain} -> {false,Remain} - end. - - -%% ENUMERATED with extension marker -decode_enumerated(Buffer,C,{Ntup1,Ntup2}) when is_tuple(Ntup1), is_tuple(Ntup2) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> % not an extension value - {Val,Buffer3} = decode_integer(Buffer2,C), - case catch (element(Val+1,Ntup1)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,[Ntup1,Ntup2]}}}}) - end; - 1 -> % this an extension value - {Val,Buffer3} = decode_small_number(Buffer2), - case catch (element(Val+1,Ntup2)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _ -> {{asn1_enum,Val},Buffer3} - end - end; - -decode_enumerated(Buffer,C,NamedNumberTup) when is_tuple(NamedNumberTup) -> - {Val,Buffer2} = decode_integer(Buffer,C), - case catch (element(Val+1,NamedNumberTup)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer2}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,NamedNumberTup}}}}) - end. - -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== -%% Bitstring value, ITU_T X.690 Chapter 8.5 -%%=============================================================================== -%%=============================================================================== -%%=============================================================================== - -%%=============================================================================== -%% encode bitstring value -%%=============================================================================== - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% bitstring NamedBitList -%% Val can be of: -%% - [identifiers] where only named identifers are set to one, -%% the Constraint must then have some information of the -%% bitlength. -%% - [list of ones and zeroes] all bits -%% - integer value representing the bitlist -%% C is constraint Len, only valid when identifiers - - -%% when the value is a list of {Unused,BinBits}, where -%% Unused = integer(), -%% BinBits = binary(). - -encode_bit_string(C,Bin={Unused,BinBits},NamedBitList) when is_integer(Unused), - is_binary(BinBits) -> - encode_bin_bit_string(C,Bin,NamedBitList); - -%% when the value is a list of named bits - -encode_bit_string(C, LoNB=[FirstVal | _RestVal], NamedBitList) when is_atom(FirstVal) -> - ToSetPos = get_all_bitposes(LoNB, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string(C,BitList,NamedBitList);% consider the constraint - -encode_bit_string(C, BL=[{bit,_} | _RestVal], NamedBitList) -> - ToSetPos = get_all_bitposes(BL, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string(C,BitList,NamedBitList); - -%% when the value is a list of ones and zeroes -encode_bit_string(Int, BitListValue, _) - when is_list(BitListValue),is_integer(Int),Int =< 16 -> - %% The type is constrained by a single value size constraint - %% range_check(Int,length(BitListValue)), - [40,Int,length(BitListValue),BitListValue]; -encode_bit_string(Int, BitListValue, _) - when is_list(BitListValue),is_integer(Int), Int =< 255 -> - %% The type is constrained by a single value size constraint - %% range_check(Int,length(BitListValue)), - [2,40,Int,length(BitListValue),BitListValue]; -encode_bit_string(Int, BitListValue, _) - when is_list(BitListValue),is_integer(Int), Int < ?'64K' -> - {Code,DesiredLength,Length} = - case length(BitListValue) of - B1 when B1 > Int -> - exit({error,{'BIT_STRING_length_greater_than_SIZE', - Int,BitListValue}}); - B1 when B1 =< 255,Int =< 255 -> - {40,Int,B1}; - B1 when B1 =< 255 -> - {42,<<Int:16>>,B1}; - B1 -> - {43,<<Int:16>>,<<B1:16>>} - end, - %% The type is constrained by a single value size constraint - [2,Code,DesiredLength,Length,BitListValue]; -encode_bit_string(no, BitListValue,[]) - when is_list(BitListValue) -> - [encode_length(undefined,length(BitListValue)), - 2,BitListValue]; -encode_bit_string({{Fix,Fix},Ext}, BitListValue,[]) - when is_integer(Fix), is_list(Ext) -> - case length(BitListValue) of - Len when Len =< Fix -> - [0,encode_bit_string(Fix,BitListValue,[])]; - _ -> - [1,encode_bit_string(no,BitListValue,[])] - end; -encode_bit_string(C, BitListValue,[]) - when is_list(BitListValue) -> - [encode_length(C,length(BitListValue)), - 2,BitListValue]; -encode_bit_string(no, BitListValue,_NamedBitList) - when is_list(BitListValue) -> - %% this case with an unconstrained BIT STRING can be made more efficient - %% if the complete driver can take a special code so the length field - %% is encoded there. - NewBitLVal = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, - lists:reverse(BitListValue))), - [encode_length(undefined,length(NewBitLVal)), - 2,NewBitLVal]; -encode_bit_string({{Fix,Fix},Ext}, BitListValue,_NamedBitList) - when is_integer(Fix), is_list(Ext) -> - case length(BitListValue) of - Len when Len =< Fix -> - [0,encode_bit_string(Fix,BitListValue,_NamedBitList)]; - _ -> - [1,encode_bit_string(no,BitListValue,_NamedBitList)] - end; -encode_bit_string(C,BitListValue,_NamedBitList) - when is_list(BitListValue) ->% C = {_,'MAX'} -% NewBitLVal = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, -% lists:reverse(BitListValue))), - NewBitLVal = bit_string_trailing_zeros(BitListValue,C), - [encode_length(C,length(NewBitLVal)), - 2,NewBitLVal]; - - -%% when the value is an integer -encode_bit_string(C, IntegerVal, NamedBitList) when is_integer(IntegerVal)-> - BitList = int_to_bitlist(IntegerVal), - encode_bit_string(C,BitList,NamedBitList); - -%% when the value is a tuple -encode_bit_string(C,{Name,Val}, NamedBitList) when is_atom(Name) -> - encode_bit_string(C,Val,NamedBitList). - -bit_string_trailing_zeros(BitList,C) when is_integer(C) -> - bit_string_trailing_zeros1(BitList,C,C); -bit_string_trailing_zeros(BitList,{Lb,Ub}) when is_integer(Lb) -> - bit_string_trailing_zeros1(BitList,Lb,Ub); -bit_string_trailing_zeros(BitList,{{Lb,Ub},_}) when is_integer(Lb) -> - bit_string_trailing_zeros1(BitList,Lb,Ub); -bit_string_trailing_zeros(BitList,_) -> - BitList. - -bit_string_trailing_zeros1(BitList,Lb,Ub) -> - case length(BitList) of - Lb -> BitList; - B when B<Lb -> BitList++lists:duplicate(Lb-B,0); - D -> F = fun(L,LB,LB,_,_)->lists:reverse(L); - ([0|R],L1,LB,UB,Fun)->Fun(R,L1-1,LB,UB,Fun); - (L,L1,_,UB,_)when L1 =< UB -> lists:reverse(L); - (_,_L1,_,_,_) ->exit({error,{list_length_BIT_STRING, - BitList}}) end, - F(lists:reverse(BitList),D,Lb,Ub,F) - end. - -%% encode_bin_bit_string/3, when value is a tuple of Unused and BinBits. -%% Unused = integer(),i.e. number unused bits in least sign. byte of -%% BinBits = binary(). -encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList) - when is_integer(C),C=<16 -> - range_check(C,bit_size(BinBits) - Unused), - [45,C,size(BinBits),BinBits]; -encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList) - when is_integer(C), C =< 255 -> - range_check(C,bit_size(BinBits) - Unused), - [2,45,C,size(BinBits),BinBits]; -encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList) - when is_integer(C), C =< 65535 -> - range_check(C,bit_size(BinBits) - Unused), - case size(BinBits) of - Size when Size =< 255 -> - [2,46,<<C:16>>,Size,BinBits]; - Size -> - [2,47,<<C:16>>,<<Size:16>>,BinBits] - end; -%% encode_bin_bit_string(C,{_Unused,BinBits},_NamedBitList) -%% when is_integer(C) -> -%% exit({error,{asn1, {bitstring_size, not_supported, C}}}); -encode_bin_bit_string(C,UnusedAndBin={_,_},NamedBitList) -> -% UnusedAndBin1 = {Unused1,Bin1} = - {Unused1,Bin1} = - %% removes all trailing bits if NamedBitList is not empty - remove_trailing_bin(NamedBitList,UnusedAndBin), - case C of - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> -% [encode_length({Lb,Ub},size(Bin1)*8 - Unused1), -% align,UnusedAndBin1]; - Size=size(Bin1), - [encode_length({Lb,Ub},Size*8 - Unused1), - 2,octets_unused_to_complete(Unused1,Size,Bin1)]; - no -> - Size=size(Bin1), - [encode_length(undefined,Size*8 - Unused1), - 2,octets_unused_to_complete(Unused1,Size,Bin1)]; - {{Fix,Fix},Ext} when is_integer(Fix),is_list(Ext) -> - %%[encode_length(Sc,size(Bin1)*8 - Unused1), - case size(Bin1)*8 - Unused1 of - Size when Size =< Fix -> - [0,encode_bin_bit_string(Fix,UnusedAndBin,NamedBitList)]; - _Size -> - [1,encode_bin_bit_string(no,UnusedAndBin,NamedBitList)] - end; - Sc -> - Size=size(Bin1), - [encode_length(Sc,Size*8 - Unused1), - 2,octets_unused_to_complete(Unused1,Size,Bin1)] - end. - -range_check(C,C) when is_integer(C) -> - ok; -range_check(C1,C2) when is_integer(C1) -> - exit({error,{asn1,{bit_string_out_of_range,{C1,C2}}}}). - -remove_trailing_bin([], {Unused,Bin}) -> - {Unused,Bin}; -remove_trailing_bin(_NamedNumberList,{_Unused,<<>>}) -> - {0,<<>>}; -remove_trailing_bin(NamedNumberList, {_Unused,Bin}) -> - Size = size(Bin)-1, - <<Bfront:Size/binary, LastByte:8>> = Bin, - %% clear the Unused bits to be sure -% LastByte1 = LastByte band (((1 bsl Unused) -1) bxor 255),% why this??? - Unused1 = trailingZeroesInNibble(LastByte band 15), - Unused2 = - case Unused1 of - 4 -> - 4 + trailingZeroesInNibble(LastByte bsr 4); - _ -> Unused1 - end, - case Unused2 of - 8 -> - remove_trailing_bin(NamedNumberList,{0,Bfront}); - _ -> - {Unused2,Bin} - end. - - -trailingZeroesInNibble(0) -> - 4; -trailingZeroesInNibble(1) -> - 0; -trailingZeroesInNibble(2) -> - 1; -trailingZeroesInNibble(3) -> - 0; -trailingZeroesInNibble(4) -> - 2; -trailingZeroesInNibble(5) -> - 0; -trailingZeroesInNibble(6) -> - 1; -trailingZeroesInNibble(7) -> - 0; -trailingZeroesInNibble(8) -> - 3; -trailingZeroesInNibble(9) -> - 0; -trailingZeroesInNibble(10) -> - 1; -trailingZeroesInNibble(11) -> - 0; -trailingZeroesInNibble(12) -> %#1100 - 2; -trailingZeroesInNibble(13) -> - 0; -trailingZeroesInNibble(14) -> - 1; -trailingZeroesInNibble(15) -> - 0. - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a tuple {Unused,Bits}. Unused is the number of unused -%% bits, least significant bits in the last byte of Bits. Bits is -%% the BIT STRING represented as a binary. -%% -decode_compact_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - 0 -> % fixed length - {{8,0},Buffer}; - V when is_integer(V),V=<16 -> %fixed length 16 bits or less - compact_bit_string(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> %fixed length > 16 bits - Bytes2 = align(Buffer), - compact_bit_string(Bytes2,V,NamedNumberList); - V when is_integer(V) -> % V > 65536 => fragmented value - {BitStr,Buffer2} = decode_fragmented_bits(Buffer,V), - case bit_size(BitStr) band 7 of - 0 -> {{0,BitStr},Buffer2}; - N -> {{8-N,<<BitStr/bitstring,0:(8-N)>>},Buffer2} - end; - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - no -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,undefined), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - {{Fix,Fix},Ext} = Sc when is_integer(Fix), is_list(Ext) -> - case decode_length(Buffer,Sc) of - {Len,Bytes2} when Len > Fix -> - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - {Len,Bytes2} when Len > 16 -> - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList); - {Len,Bytes2} -> - compact_bit_string(Bytes2,Len,NamedNumberList) - end; - Sc -> - {Len,Bytes2} = decode_length(Buffer,Sc), - Bytes3 = align(Bytes2), - compact_bit_string(Bytes3,Len,NamedNumberList) - end. - - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a list of 0 and 1. -%% -decode_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - no -> - {Len,Bytes2} = decode_length(Buffer,undefined), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - 0 -> % fixed length - {[],Buffer}; % nothing to encode - V when is_integer(V),V=<16 -> % fixed length 16 bits or less - bit_list_or_named(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> - Bytes2 = align(Buffer), - bit_list_or_named(Bytes2,V,NamedNumberList); - V when is_integer(V) -> - Bytes2 = align(Buffer), - {BinBits,_Bytes3} = decode_fragmented_bits(Bytes2,V), - bit_list_or_named(BinBits,V,NamedNumberList); - {{Fix,Fix},Ext} =Sc when is_integer(Fix), is_list(Ext) -> - case decode_length(Buffer,Sc) of - {Len,Bytes2} when Len > Fix -> - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - {Len,Bytes2} when Len > 16 -> - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList); - {Len,Bytes2} -> - bit_list_or_named(Bytes2,Len,NamedNumberList) - end; - Sc -> % extension marker - {Len,Bytes2} = decode_length(Buffer,Sc), - Bytes3 = align(Bytes2), - bit_list_or_named(Bytes3,Len,NamedNumberList) - end. - - -%% if no named bits are declared we will return a -%% {Unused,Bits}. Unused = integer(), -%% Bits = binary(). -compact_bit_string(Buffer,Len,[]) -> - {BitStr,Rest} = getbits_as_binary(Len,Buffer), % {{Unused,BinBits},NewBuffer} - PadLen = (8 - (bit_size(BitStr) rem 8)) rem 8, - {{PadLen,<<BitStr/bitstring,0:PadLen>>},Rest}; -compact_bit_string(Buffer,Len,NamedNumberList) -> - bit_list_or_named(Buffer,Len,NamedNumberList). - - -%% if no named bits are declared we will return a -%% BitList = [0 | 1] - -bit_list_or_named(Buffer,Len,[]) -> - getbits_as_list(Len,Buffer); - -%% if there are named bits declared we will return a named -%% BitList where the names are atoms and unnamed bits represented -%% as {bit,Pos} -%% BitList = [atom() | {bit,Pos}] -%% Pos = integer() - -bit_list_or_named(Buffer,Len,NamedNumberList) -> - {BitList,Rest} = getbits_as_list(Len,Buffer), - {bit_list_or_named1(0,BitList,NamedNumberList,[]), Rest}. - -bit_list_or_named1(Pos,[0|Bt],Names,Acc) -> - bit_list_or_named1(Pos+1,Bt,Names,Acc); -bit_list_or_named1(Pos,[1|Bt],Names,Acc) -> - case lists:keysearch(Pos,2,Names) of - {value,{Name,_}} -> - bit_list_or_named1(Pos+1,Bt,Names,[Name|Acc]); - _ -> - bit_list_or_named1(Pos+1,Bt,Names,[{bit,Pos}|Acc]) - end; -bit_list_or_named1(_Pos,[],_Names,Acc) -> - lists:reverse(Acc). - - - -%%%%%%%%%%%%%%% -%% - -int_to_bitlist(Int) when is_integer(Int), Int > 0 -> - [Int band 1 | int_to_bitlist(Int bsr 1)]; -int_to_bitlist(0) -> - []. - - -%%%%%%%%%%%%%%%%%% -%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> -%% [sorted_list_of_bitpositions_to_set] - -get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); - -get_all_bitposes([Val | Rest], NamedBitList, Ack) -> - case lists:keysearch(Val, 1, NamedBitList) of - {value, {_ValName, ValPos}} -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); - _ -> - exit({error,{asn1, {bitstring_namedbit, Val}}}) - end; -get_all_bitposes([], _NamedBitList, Ack) -> - lists:sort(Ack). - -%%%%%%%%%%%%%%%%%% -%% make_and_set_list([list of positions to set to 1])-> -%% returns list with all in SetPos set. -%% in positioning in list the first element is 0, the second 1 etc.., but -%% - -make_and_set_list([XPos|SetPos], XPos) -> - [1 | make_and_set_list(SetPos, XPos + 1)]; -make_and_set_list([Pos|SetPos], XPos) -> - [0 | make_and_set_list([Pos | SetPos], XPos + 1)]; -make_and_set_list([], _) -> - []. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% X.691:16 -%% encode_octet_string(Constraint,ExtensionMarker,Val) -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -encode_octet_string(C,Val) -> - encode_octet_string(C,false,Val). - -encode_octet_string(C,Bool,{_Name,Val}) -> - encode_octet_string(C,Bool,Val); -encode_octet_string(_C,true,_Val) -> - exit({error,{asn1,{'not_supported',extensionmarker}}}); -encode_octet_string(SZ={_,_},false,Val) -> -% [encode_length(SZ,length(Val)),align, -% {octets,Val}]; - Len = length(Val), - [encode_length(SZ,Len),2, - octets_to_complete(Len,Val)]; -encode_octet_string(SZ,false,Val) when is_list(SZ) -> - Len = length(Val), - [encode_length({hd(SZ),lists:max(SZ)},Len),2, - octets_to_complete(Len,Val)]; -encode_octet_string(no,false,Val) -> - Len = length(Val), - [encode_length(undefined,Len),2, - octets_to_complete(Len,Val)]; -encode_octet_string(C,_,_) -> - exit({error,{not_implemented,C}}). - - -decode_octet_string(Bytes,Range) -> - decode_octet_string(Bytes,Range,false). - -decode_octet_string(<<B1,Bytes/bitstring>>,1,false) -> -%% {B1,Bytes2} = getbits(Bytes,8), - {[B1],Bytes}; -decode_octet_string(<<B1,B2,Bytes/bitstring>>,2,false) -> -%% {Bs,Bytes2}= getbits(Bytes,16), -%% {binary_to_list(<<Bs:16>>),Bytes2}; - {[B1,B2],Bytes}; -decode_octet_string(Bytes,Sv,false) when is_integer(Sv),Sv=<65535 -> - %% Bytes2 = align(Bytes), - %% getoctets_as_list aligns buffer before it picks octets - getoctets_as_list(Bytes,Sv); -decode_octet_string(Bytes,Sv,false) when is_integer(Sv) -> - Bytes2 = align(Bytes), - decode_fragmented_octets(Bytes2,Sv); -decode_octet_string(Bytes,{Lb,Ub},false) -> - {Len,Bytes2} = decode_length(Bytes,{Lb,Ub}), -%% Bytes3 = align(Bytes2), - getoctets_as_list(Bytes2,Len); -decode_octet_string(Bytes,Sv,false) when is_list(Sv) -> - {Len,Bytes2} = decode_length(Bytes,{hd(Sv),lists:max(Sv)}), -%% Bytes3 = align(Bytes2), - getoctets_as_list(Bytes2,Len); -decode_octet_string(Bytes,no,false) -> - {Len,Bytes2} = decode_length(Bytes,undefined), -%% Bytes3 = align(Bytes2), - getoctets_as_list(Bytes2,Len). - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Restricted char string types -%% (NumericString, PrintableString,VisibleString,IA5String,BMPString,UniversalString) -%% X.691:26 and X.680:34-36 -%%encode_restricted_string(aligned,'BMPString',Constraints,Extension,Val) - - -encode_restricted_string(aligned,{Name,Val}) when is_atom(Name) -> - encode_restricted_string(aligned,Val); - -encode_restricted_string(aligned,Val) when is_list(Val)-> - Len = length(Val), - [encode_length(undefined,Len),octets_to_complete(Len,Val)]. - - -encode_known_multiplier_string(StringType,SizeC,NumBits,CharOutTab,{Name,Val}) when is_atom(Name) -> - encode_known_multiplier_string(StringType,SizeC,NumBits,CharOutTab,Val); -encode_known_multiplier_string(_StringType,SizeC,NumBits,CharOutTab,Val) -> - Result = chars_encode2(Val,NumBits,CharOutTab), - case SizeC of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - Result; - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - [2,Result]; - {Ub,Lb} -> - [encode_length({Ub,Lb},length(Val)),2,Result]; - no -> - [encode_length(undefined,length(Val)),2,Result] - end. - -decode_restricted_string(Bytes,aligned) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_list(Bytes2,Len). - -decode_known_multiplier_string(StringType,SizeC,NumBits,CharInTab,Bytes) -> - case SizeC of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - chars_decode(Bytes,NumBits,StringType,CharInTab,Ub); - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - Bytes1 = align(Bytes), - chars_decode(Bytes1,NumBits,StringType,CharInTab,Ub); - Vl when is_list(Vl) -> - {Len,Bytes1} = decode_length(Bytes,{hd(Vl),lists:max(Vl)}), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,CharInTab,Len); - no -> - {Len,Bytes1} = decode_length(Bytes,undefined), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,CharInTab,Len); - {Lb,Ub}-> - {Len,Bytes1} = decode_length(Bytes,{Lb,Ub}), - Bytes2 = align(Bytes1), - chars_decode(Bytes2,NumBits,StringType,CharInTab,Len) - end. - -encode_GeneralString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_GeneralString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_GraphicString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_GraphicString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_ObjectDescriptor(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_ObjectDescriptor(Bytes) -> - decode_restricted_string(Bytes,aligned). - -encode_TeletexString(_C,Val) -> % equivalent with T61String - encode_restricted_string(aligned,Val). -decode_TeletexString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - -encode_VideotexString(_C,Val) -> - encode_restricted_string(aligned,Val). -decode_VideotexString(Bytes,_C) -> - decode_restricted_string(Bytes,aligned). - - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% getBMPChars(Bytes,Len) ->{BMPcharList,RemainingBytes} -%% -getBMPChars(<<T/binary>>, 0, Acc) -> - {lists:reverse(Acc),T}; -getBMPChars(<<0,O2,Bytes1/bitstring>>, Len, Acc) -> - getBMPChars(Bytes1,Len-1,[O2|Acc]); -getBMPChars(<<O1,O2,Bytes1/bitstring>>, Len, Acc) -> - getBMPChars(Bytes1,Len-1,[{0,0,O1,O2}|Acc]). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% chars_encode(C,StringType,Value) -> ValueList -%% -%% encodes chars according to the per rules taking the constraint PermittedAlphabet -%% into account. -%% This function does only encode the value part and NOT the length - -% chars_encode(C,StringType,Value) -> -% case {StringType,get_constraint(C,'PermittedAlphabet')} of -% {'UniversalString',{_,Sv}} -> -% exit({error,{asn1,{'not implemented',"UniversalString with PermittedAlphabet constraint"}}}); -% {'BMPString',{_,Sv}} -> -% exit({error,{asn1,{'not implemented',"BMPString with PermittedAlphabet constraint"}}}); -% _ -> -% {NumBits,CharOutTab} = {get_NumBits(C,StringType),get_CharOutTab(C,StringType)}, -% chars_encode2(Value,NumBits,CharOutTab) -% end. - - -chars_encode2([H|T],NumBits,T1={Min,Max,notab}) when H =< Max, H >= Min -> -% [[10,NumBits,H-Min]|chars_encode2(T,NumBits,T1)]; - [pre_complete_bits(NumBits,H-Min)|chars_encode2(T,NumBits,T1)]; -chars_encode2([H|T],NumBits,T1={Min,Max,Tab}) when H =< Max, H >= Min -> -% [[10,NumBits,element(H-Min+1,Tab)]|chars_encode2(T,NumBits,T1)]; - [pre_complete_bits(NumBits,exit_if_false(H,element(H-Min+1,Tab)))| - chars_encode2(T,NumBits,T1)]; -chars_encode2([{A,B,C,D}|T],NumBits,T1={Min,_Max,notab}) -> - %% no value range check here (ought to be, but very expensive) -% [{bits,NumBits,(A*B*C*D)-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; -% [[10,NumBits,((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min]|chars_encode2(T,NumBits,T1)]; - [pre_complete_bits(NumBits, - ((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min)| - chars_encode2(T,NumBits,T1)]; -chars_encode2([H={A,B,C,D}|T],NumBits,{Min,Max,Tab}) -> - %% no value range check here (ought to be, but very expensive) - [pre_complete_bits(NumBits,exit_if_false(H,element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab)))|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([H|_T],_NumBits,{_Min,_Max,_Tab}) -> - exit({error,{asn1,{illegal_char_value,H}}}); -chars_encode2([],_,_) -> - []. - -exit_if_false(V,false)-> - exit({error,{asn1,{"illegal value according to Permitted alphabet constraint",V}}}); -exit_if_false(_,V) ->V. - -pre_complete_bits(NumBits,Val) when NumBits =< 8 -> - [10,NumBits,Val]; -pre_complete_bits(NumBits,Val) when NumBits =< 16 -> - [10,NumBits-8,Val bsr 8,10,8,(Val band 255)]; -pre_complete_bits(NumBits,Val) when NumBits =< 2040 -> % 255 * 8 -% LBUsed = NumBits rem 8, -% {Unused,Len} = case (8 - LBUsed) of -% 8 -> {0,NumBits div 8}; -% U -> {U,(NumBits div 8) + 1} -% end, -% NewVal = Val bsr LBUsed, -% [30,Unused,Len,<<NewVal:Len/unit:8,Val:LBUsed,0:Unused>>]. - Unused = (8 - (NumBits rem 8)) rem 8, - Len = NumBits + Unused, - [30,Unused,Len div 8,<<(Val bsl Unused):Len>>]. - - -chars_decode(Bytes,_,'BMPString',_,Len) -> - getBMPChars(Bytes,Len,[]); -chars_decode(Bytes,NumBits,_StringType,CharInTab,Len) -> - chars_decode2(Bytes,CharInTab,NumBits,Len). - - -chars_decode2(Bytes,CharInTab,NumBits,Len) -> - chars_decode2(Bytes,CharInTab,NumBits,Len,[]). - -chars_decode2(Bytes,_CharInTab,_NumBits,0,Acc) -> - {lists:reverse(Acc),Bytes}; -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) when NumBits > 8 -> - {Char,Bytes2} = getbits(Bytes,NumBits), - Result = - if - Char < 256 -> Char; - true -> - list_to_tuple(binary_to_list(<<Char:32>>)) - end, - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Result|Acc]); -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Char+Min|Acc]); - -%% BMPString and UniversalString with PermittedAlphabet is currently not supported -chars_decode2(Bytes,{Min,Max,CharInTab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,CharInTab},NumBits,Len -1,[element(Char+1,CharInTab)|Acc]). - - - % X.691:17 -encode_null(_Val) -> []. % encodes to nothing -%encode_null({Name,Val}) when is_atom(Name) -> -% encode_null(Val). - -decode_null(Bytes) -> - {'NULL',Bytes}. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_UTF8String(Val) -> CompleteList -%% Val -> <<utf8encoded binary>> -%% CompleteList -> [apropriate codes and values for driver complete] -%% -encode_UTF8String(Val) when is_binary(Val) -> - [encode_length(undefined,size(Val)), - octets_to_complete(size(Val),Val)]; -encode_UTF8String(Val) -> - encode_UTF8String(list_to_binary(Val)). - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_UTF8String(Bytes) -> {Utf8Binary,RemainingBytes} -%% Utf8Binary -> <<utf8 encoded binary>> -%% RemainingBytes -> <<buffer>> -decode_UTF8String(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {_Bin,_Bytes3} = getoctets_as_bin(Bytes2,Len). - - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_object_identifier(Val) -> CompleteList -%% encode_object_identifier({Name,Val}) -> CompleteList -%% Val -> {Int1,Int2,...,IntN} % N >= 2 -%% Name -> atom() -%% Int1 -> integer(0..2) -%% Int2 -> integer(0..39) when Int1 (0..1) else integer() -%% Int3-N -> integer() -%% CompleteList -> [{bits,8,Val}|{octets,Ol}|align|...] -%% -encode_object_identifier({Name,Val}) when is_atom(Name) -> - encode_object_identifier(Val); -encode_object_identifier(Val) -> - OctetList = e_object_identifier(Val), - Octets = list_to_binary(OctetList), - [encode_length(undefined,size(Octets)), - octets_to_complete(size(Octets),Octets)]. - -e_object_identifier({'OBJECT IDENTIFIER',V}) -> - e_object_identifier(V); -e_object_identifier({Cname,V}) when is_atom(Cname),is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); -e_object_identifier({Cname,V}) when is_atom(Cname),is_list(V) -> - e_object_identifier(V); -e_object_identifier(V) when is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); - -%% E1 = 0|1|2 and (E2 < 40 when E1 = 0|1) -e_object_identifier([E1,E2|Tail]) when E1 >= 0, E1 < 2, E2 < 40 ; E1==2 -> - Head = 40*E1 + E2, % weird - e_object_elements([Head|Tail],[]); -e_object_identifier(Oid=[_,_|_Tail]) -> - exit({error,{asn1,{'illegal_value',Oid}}}). - -e_object_elements([],Acc) -> - lists:reverse(Acc); -e_object_elements([H|T],Acc) -> - e_object_elements(T,[e_object_element(H)|Acc]). - -e_object_element(Num) when Num < 128 -> - [Num]; -e_object_element(Num) -> - [e_o_e(Num bsr 7)|[Num band 2#1111111]]. -e_o_e(Num) when Num < 128 -> - Num bor 2#10000000; -e_o_e(Num) -> - [e_o_e(Num bsr 7)|[(Num band 2#1111111) bor 2#10000000]]. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_object_identifier(Bytes) -> {ObjId,RemainingBytes} -%% ObjId -> {integer(),integer(),...} % at least 2 integers -%% RemainingBytes -> [integer()] when integer() (0..255) -decode_object_identifier(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - [First|Rest] = dec_subidentifiers(Octs,0,[]), - Idlist = if - First < 40 -> - [0,First|Rest]; - First < 80 -> - [1,First - 40|Rest]; - true -> - [2,First - 80|Rest] - end, - {list_to_tuple(Idlist),Bytes3}. - -dec_subidentifiers([H|T],Av,Al) when H >=16#80 -> - dec_subidentifiers(T,(Av bsl 7) + (H band 16#7F),Al); -dec_subidentifiers([H|T],Av,Al) -> - dec_subidentifiers(T,0,[(Av bsl 7) + H |Al]); -dec_subidentifiers([],_Av,Al) -> - lists:reverse(Al). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_relative_oid(Val) -> CompleteList -%% encode_relative_oid({Name,Val}) -> CompleteList -encode_relative_oid({Name,Val}) when is_atom(Name) -> - encode_relative_oid(Val); -encode_relative_oid(Val) when is_tuple(Val) -> - encode_relative_oid(tuple_to_list(Val)); -encode_relative_oid(Val) when is_list(Val) -> - Octets = list_to_binary([e_object_element(X)||X <- Val]), - [encode_length(undefined,size(Octets)), - octets_to_complete(size(Octets),Octets)]. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_relative_oid(Val) -> CompleteList -%% decode_relative_oid({Name,Val}) -> CompleteList -decode_relative_oid(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - ObjVals = dec_subidentifiers(Octs,0,[]), - {list_to_tuple(ObjVals),Bytes3}. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_real(Val) -> CompleteList -%% encode_real({Name,Val}) -> CompleteList -encode_real({Name,Val}) when is_atom(Name) -> - encode_real(Val); -encode_real(Real) -> - {EncVal,Len} = ?RT_COMMON:encode_real([],Real), - [encode_length(undefined,Len),octets_to_complete(size(EncVal),EncVal)]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_real(Val) -> {REALvalue,Rest} -%% decode_real({Name,Val}) -> {REALvalue,Rest} -decode_real(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {RealVal,Rest,Len} = ?RT_COMMON:decode_real(Bytes2,Len), - {RealVal,Rest}. - - -get_constraint([{Key,V}],Key) -> - V; -get_constraint([],_) -> - no; -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V - end. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% complete(InList) -> ByteList -%% Takes a coded list with bits and bytes and converts it to a list of bytes -%% Should be applied as the last step at encode of a complete ASN.1 type -%% - --ifdef(nodriver). - -complete(L) -> - erlang_complete(L). - --else. - -%% asn1-1.7 -complete(L) -> - case asn1rt_nif:encode_per_complete(L) of - {error, Reason} -> handle_error(Reason, L); - Else when is_binary(Else) -> Else - end. - -handle_error([],_)-> - exit({error,{asn1,{"memory allocation problem in driver"}}}); -handle_error($1,L) -> % error in complete in driver - exit({error,{asn1,L}}); -handle_error(ErrL,L) -> - exit({error,{asn1,ErrL,L}}). - --endif. - - -octets_to_complete(Len,Val) when Len < 256 -> - [20,Len,Val]; -octets_to_complete(Len,Val) -> - [21,<<Len:16>>,Val]. - -octets_unused_to_complete(Unused,Len,Val) when Len < 256 -> - [30,Unused,Len,Val]; -octets_unused_to_complete(Unused,Len,Val) -> - [31,Unused,<<Len:16>>,Val]. diff --git a/lib/asn1/src/asn1rt_uper_bin.erl b/lib/asn1/src/asn1rt_uper_bin.erl deleted file mode 100644 index abe178a69e..0000000000 --- a/lib/asn1/src/asn1rt_uper_bin.erl +++ /dev/null @@ -1,1618 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2008-2010. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(asn1rt_uper_bin). - -%% encoding / decoding of PER unaligned - --include("asn1_records.hrl"). - -%%-compile(export_all). - - -export([cindex/3, list_to_record/2]). - -export([setext/1, fixoptionals/3, - fixextensions/2, - getext/1, getextension/2, skipextensions/3, getbit/1, getchoice/3 ]). - -export([getoptionals2/2, set_choice/3, encode_integer/2, encode_integer/3 ]). - -export([decode_integer/2, decode_integer/3, encode_small_number/1, encode_boolean/1, - decode_boolean/1, encode_length/2, decode_length/1, decode_length/2, - encode_small_length/1, decode_small_length/1, - decode_compact_bit_string/3]). - -export([decode_enumerated/3, - encode_bit_string/3, decode_bit_string/3 ]). - -export([encode_octet_string/2, decode_octet_string/2, - encode_null/1, decode_null/1, - encode_relative_oid/1, decode_relative_oid/1, - encode_object_identifier/1, decode_object_identifier/1, - encode_real/1, decode_real/1, - complete/1, complete_NFP/1]). - - - -export([encode_open_type/2, decode_open_type/2]). - - -export([encode_UniversalString/2, decode_UniversalString/2, - encode_PrintableString/2, decode_PrintableString/2, - encode_GeneralString/2, decode_GeneralString/2, - encode_GraphicString/2, decode_GraphicString/2, - encode_TeletexString/2, decode_TeletexString/2, - encode_VideotexString/2, decode_VideotexString/2, - encode_VisibleString/2, decode_VisibleString/2, - encode_UTF8String/1, decode_UTF8String/1, - encode_BMPString/2, decode_BMPString/2, - encode_IA5String/2, decode_IA5String/2, - encode_NumericString/2, decode_NumericString/2, - encode_ObjectDescriptor/2, decode_ObjectDescriptor/1 - ]). - --define('16K',16384). --define('32K',32768). --define('64K',65536). - - -cindex(Ix,Val,Cname) -> - case element(Ix,Val) of - {Cname,Val2} -> Val2; - X -> X - end. - -%% converts a list to a record if necessary -list_to_record(_Name,Tuple) when is_tuple(Tuple) -> - Tuple; -list_to_record(Name,List) when is_list(List) -> - list_to_tuple([Name|List]). - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% setext(true|false) -> CompleteList -%% - -setext(false) -> - <<0:1>>; -setext(true) -> - <<1:1>>. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% This is the new fixoptionals/3 which is used by the new generates -%% -fixoptionals(OptList,OptLength,Val) when is_tuple(Val) -> - Bits = fixoptionals(OptList,Val,0), - {Val,<<Bits:OptLength>>}; - -fixoptionals([],_Val,Acc) -> - %% Optbits - Acc; -fixoptionals([{Pos,DefVal}|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); - DefVal -> fixoptionals(Ot,Val,Acc bsl 1); - _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) - end; -fixoptionals([Pos|Ot],Val,Acc) -> - case element(Pos,Val) of - asn1_NOVALUE -> fixoptionals(Ot,Val,Acc bsl 1); - asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); - _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) - end. - - -getext(Bytes) when is_bitstring(Bytes) -> - getbit(Bytes). - -getextension(0, Bytes) -> - {{},Bytes}; -getextension(1, Bytes) -> - {Len,Bytes2} = decode_small_length(Bytes), - {Blist, Bytes3} = getbits_as_list(Len,Bytes2), - {list_to_tuple(Blist),Bytes3}. - -fixextensions({ext,ExtPos,ExtNum},Val) -> - case fixextensions(ExtPos,ExtNum+ExtPos,Val,0) of - 0 -> []; - ExtBits -> - [encode_small_length(ExtNum),<<ExtBits:ExtNum>>] - end. - -fixextensions(Pos,MaxPos,_,Acc) when Pos >= MaxPos -> - Acc; -fixextensions(Pos,ExtPos,Val,Acc) -> - Bit = case catch(element(Pos+1,Val)) of - asn1_NOVALUE -> - 0; - asn1_NOEXTVALUE -> - 0; - {'EXIT',_} -> - 0; - _ -> - 1 - end, - fixextensions(Pos+1,ExtPos,Val,(Acc bsl 1)+Bit). - -skipextensions(Bytes,Nr,ExtensionBitPattern) -> - case (catch element(Nr,ExtensionBitPattern)) of - 1 -> - {_,Bytes2} = decode_open_type(Bytes,[]), - skipextensions(Bytes2, Nr+1, ExtensionBitPattern); - 0 -> - skipextensions(Bytes, Nr+1, ExtensionBitPattern); - {'EXIT',_} -> % badarg, no more extensions - Bytes - end. - - -getchoice(Bytes,1,0) -> % only 1 alternative is not encoded - {0,Bytes}; -getchoice(Bytes,_,1) -> - decode_small_number(Bytes); -getchoice(Bytes,NumChoices,0) -> - decode_constrained_number(Bytes,{0,NumChoices-1}). - - -%%%%%%%%%%%%%%% -getoptionals2(Bytes,NumOpt) -> - getbits(Bytes,NumOpt). - - -%% getbits_as_binary(Num,Bytes) -> {{Unused,BinBits},RestBytes}, -%% Num = integer(), -%% Bytes = list() | tuple(), -%% Unused = integer(), -%% BinBits = binary(), -%% RestBytes = tuple() -getbits_as_binary(Num,Bytes) when is_bitstring(Bytes) -> - <<BS:Num/bitstring,Rest/bitstring>> = Bytes, - {BS,Rest}. - -getbits_as_list(Num,Bytes) when is_bitstring(Bytes) -> - <<BitStr:Num/bitstring,Rest/bitstring>> = Bytes, - {[ B || <<B:1>> <= BitStr],Rest}. - -getbit(Buffer) -> - <<B:1,Rest/bitstring>> = Buffer, - {B,Rest}. - - -getbits(Buffer,Num) when is_bitstring(Buffer) -> - <<Bs:Num,Rest/bitstring>> = Buffer, - {Bs,Rest}. - - - -%% Pick the first Num octets. -%% Returns octets as an integer with bit significance as in buffer. -getoctets(Buffer,Num) when is_bitstring(Buffer) -> - <<Val:Num/integer-unit:8,RestBitStr/bitstring>> = Buffer, - {Val,RestBitStr}. - -%% Pick the first Num octets. -%% Returns octets as a binary -getoctets_as_bin(Bin,Num) when is_bitstring(Bin) -> - <<Octets:Num/binary,RestBin/bitstring>> = Bin, - {Octets,RestBin}. - -%% same as above but returns octets as a List -getoctets_as_list(Buffer,Num) -> - {Bin,Buffer2} = getoctets_as_bin(Buffer,Num), - {binary_to_list(Bin),Buffer2}. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% set_choice(Alt,Choices,Altnum) -> ListofBitSettings -%% Alt = atom() -%% Altnum = integer() | {integer(),integer()}% number of alternatives -%% Choices = [atom()] | {[atom()],[atom()]} -%% When Choices is a tuple the first list is the Rootset and the -%% second is the Extensions and then Altnum must also be a tuple with the -%% lengths of the 2 lists -%% -set_choice(Alt,{L1,L2},{Len1,_Len2}) -> - case set_choice_tag(Alt,L1) of - N when is_integer(N), Len1 > 1 -> - [<<0:1>>, % the value is in the root set - encode_integer([{'ValueRange',{0,Len1-1}}],N)]; - N when is_integer(N) -> - <<0:1>>; % no encoding if only 0 or 1 alternative - false -> - [<<1:1>>, % extension value - case set_choice_tag(Alt,L2) of - N2 when is_integer(N2) -> - encode_small_number(N2); - false -> - unknown_choice_alt - end] - end; -set_choice(Alt,L,Len) -> - case set_choice_tag(Alt,L) of - N when is_integer(N), Len > 1 -> - encode_integer([{'ValueRange',{0,Len-1}}],N); - N when is_integer(N) -> - []; % no encoding if only 0 or 1 alternative - false -> - [unknown_choice_alt] - end. - -set_choice_tag(Alt,Choices) -> - set_choice_tag(Alt,Choices,0). - -set_choice_tag(Alt,[Alt|_Rest],Tag) -> - Tag; -set_choice_tag(Alt,[_H|Rest],Tag) -> - set_choice_tag(Alt,Rest,Tag+1); -set_choice_tag(_Alt,[],_Tag) -> - false. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_fragmented_XXX; decode of values encoded fragmented according -%% to ITU-T X.691 clause 10.9.3.8. The unit (XXX) is either bits, octets, -%% characters or number of components (in a choice,sequence or similar). -%% Buffer is a buffer {Used, Bin}. -%% C is the constrained length. -%% If the buffer is not aligned, this function does that. -decode_fragmented_bits(Buffer,C) -> - decode_fragmented_bits(Buffer,C,[]). -decode_fragmented_bits(<<3:2,Len:6,BitStr/bitstring>>,C,Acc) -> -%% {Value,Bin2} = split_binary(Bin, Len * ?'16K'), - FragLen = (Len*?'16K') div 8, - <<Value:FragLen/binary,BitStr2/bitstring>> = BitStr, - decode_fragmented_bits(BitStr2,C,[Value|Acc]); -decode_fragmented_bits(<<0:1,0:7,BitStr/bitstring>>,C,Acc) -> - BinBits = list_to_binary(lists:reverse(Acc)), - case C of - Int when is_integer(Int),C == size(BinBits) -> - {BinBits,BitStr}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinBits}}}) - end; -decode_fragmented_bits(<<0:1,Len:7,BitStr/bitstring>>,C,Acc) -> - <<Val:Len/bitstring,Rest/bitstring>> = BitStr, -%% <<Value:Len/binary-unit:1,Bin2/binary>> = Bin, - ResBitStr = list_to_bitstring(lists:reverse([Val|Acc])), - case C of - Int when is_integer(Int),C == bit_size(ResBitStr) -> - {ResBitStr,Rest}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,ResBitStr}}}) - end. - - -decode_fragmented_octets({0,Bin},C) -> - decode_fragmented_octets(Bin,C,[]). - -decode_fragmented_octets(<<3:2,Len:6,BitStr/bitstring>>,C,Acc) -> - FragLen = Len * ?'16K', - <<Value:FragLen/binary,Rest/bitstring>> = BitStr, - decode_fragmented_octets(Rest,C,[Value|Acc]); -decode_fragmented_octets(<<0:1,0:7,Bin/bitstring>>,C,Acc) -> - Octets = list_to_binary(lists:reverse(Acc)), - case C of - Int when is_integer(Int), C == size(Octets) -> - {Octets,Bin}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,Octets}}}) - end; -decode_fragmented_octets(<<0:1,Len:7,BitStr/bitstring>>,C,Acc) -> - <<Value:Len/binary-unit:8,BitStr2/binary>> = BitStr, - BinOctets = list_to_binary(lists:reverse([Value|Acc])), - case C of - Int when is_integer(Int),size(BinOctets) == Int -> - {BinOctets,BitStr2}; - Int when is_integer(Int) -> - exit({error,{asn1,{illegal_value,C,BinOctets}}}) - end. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_open_type(Constraint, Value) -> CompleteList -%% Value = list of bytes of an already encoded value (the list must be flat) -%% | binary -%% Contraint = not used in this version -%% -encode_open_type(C, Val) when is_list(Val) -> - encode_open_type(C, list_to_binary(Val)); -encode_open_type(_C, Val) when is_binary(Val) -> - [encode_length(undefined,size(Val)),Val]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_open_type(Buffer,Constraint) -> Value -%% Constraint is not used in this version -%% Buffer = [byte] with PER encoded data -%% Value = [byte] with decoded data (which must be decoded again as some type) -%% -decode_open_type(Bytes, _C) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_bin(Bytes2,Len). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_integer(Constraint,Value,NamedNumberList) -> CompleteList -%% encode_integer(Constraint,Value) -> CompleteList -%% encode_integer(Constraint,{Name,Value}) -> CompleteList -%% -%% -encode_integer(C,V,NamedNumberList) when is_atom(V) -> - case lists:keysearch(V,1,NamedNumberList) of - {value,{_,NewV}} -> - encode_integer(C,NewV); - _ -> - exit({error,{asn1,{namednumber,V}}}) - end; -encode_integer(C,V,_NamedNumberList) when is_integer(V) -> - encode_integer(C,V); -encode_integer(C,{Name,V},NamedNumberList) when is_atom(Name) -> - encode_integer(C,V,NamedNumberList). - -encode_integer(C,{Name,Val}) when is_atom(Name) -> - encode_integer(C,Val); - -encode_integer([{Rc,_Ec}],Val) when is_tuple(Rc) -> % XXX when is this invoked? First argument most often a list,...Ok this is the extension case...but it doesn't work. - case (catch encode_integer([Rc],Val)) of - {'EXIT',{error,{asn1,_}}} -> - [<<1:1>>,encode_unconstrained_number(Val)]; - Encoded -> - [<<0:1>>,Encoded] - end; -encode_integer(C,Val ) when is_list(C) -> - case get_constraint(C,'SingleValue') of - no -> - encode_integer1(C,Val); - V when is_integer(V),V == Val -> - []; % a type restricted to a single value encodes to nothing - V when is_list(V) -> - case lists:member(Val,V) of - true -> - encode_integer1(C,Val); - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end; - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end. - -encode_integer1(C, Val) -> - case VR = get_constraint(C,'ValueRange') of - no -> - encode_unconstrained_number(Val); - {Lb,'MAX'} -> - encode_semi_constrained_number(Lb,Val); - %% positive with range - {Lb,Ub} when Val >= Lb, - Ub >= Val -> - encode_constrained_number(VR,Val); - _ -> - exit({error,{asn1,{illegal_value,VR,Val}}}) - end. - -decode_integer(Buffer,Range,NamedNumberList) -> - {Val,Buffer2} = decode_integer(Buffer,Range), - case lists:keysearch(Val,2,NamedNumberList) of - {value,{NewVal,_}} -> {NewVal,Buffer2}; - _ -> {Val,Buffer2} - end. - -decode_integer(Buffer,[{Rc,_Ec}]) when is_tuple(Rc) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> decode_integer(Buffer2,[Rc]); %% Value in root of constraint - 1 -> decode_unconstrained_number(Buffer2) - end; -decode_integer(Buffer,undefined) -> - decode_unconstrained_number(Buffer); -decode_integer(Buffer,C) -> - case get_constraint(C,'SingleValue') of - V when is_integer(V) -> - {V,Buffer}; - V when is_list(V) -> - {Val,Buffer2} = decode_integer1(Buffer,C), - case lists:member(Val,V) of - true -> - {Val,Buffer2}; - _ -> - exit({error,{asn1,{illegal_value,Val}}}) - end; - _ -> - decode_integer1(Buffer,C) - end. - -decode_integer1(Buffer,C) -> - case VR = get_constraint(C,'ValueRange') of - no -> - decode_unconstrained_number(Buffer); - {Lb, 'MAX'} -> - decode_semi_constrained_number(Buffer,Lb); - {_,_} -> - decode_constrained_number(Buffer,VR) - end. - -%% X.691:10.6 Encoding of a normally small non-negative whole number -%% Use this for encoding of CHOICE index if there is an extension marker in -%% the CHOICE -encode_small_number({Name,Val}) when is_atom(Name) -> - encode_small_number(Val); -encode_small_number(Val) when Val =< 63 -> - <<Val:7>>; -encode_small_number(Val) -> - [<<1:1>>,encode_semi_constrained_number(0,Val)]. - -decode_small_number(Bytes) -> - {Bit,Bytes2} = getbit(Bytes), - case Bit of - 0 -> - getbits(Bytes2,6); - 1 -> - decode_semi_constrained_number(Bytes2,0) - end. - -%% X.691:10.7 Encoding of a semi-constrained whole number -%% might be an optimization encode_semi_constrained_number(0,Val) -> -encode_semi_constrained_number(C,{Name,Val}) when is_atom(Name) -> - encode_semi_constrained_number(C,Val); -encode_semi_constrained_number({Lb,'MAX'},Val) -> - encode_semi_constrained_number(Lb,Val); -encode_semi_constrained_number(Lb,Val) -> - %% encoding in minimum no of octets preceeded by a length - Val2 = Val - Lb, -%% NumBits = num_bits(Val2), - Bin = eint_bin_positive(Val2), - Size = size(Bin), - if - Size < 128 -> - [<<Size>>,Bin]; % equiv with encode_length(undefined,Len) but faster - Size < 16384 -> - [<<2:2,Size:14>>,Bin]; - true -> - [encode_length(undefined,Size),Bin] - end. - -decode_semi_constrained_number(Bytes,{Lb,_}) -> - decode_semi_constrained_number(Bytes,Lb); -decode_semi_constrained_number(Bytes,Lb) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {V,Bytes3} = getoctets(Bytes2,Len), - {V+Lb,Bytes3}. - -encode_constrained_number(Range,{Name,Val}) when is_atom(Name) -> - encode_constrained_number(Range,Val); -encode_constrained_number({Lb,Ub},Val) when Val >= Lb, Ub >= Val -> - Range = Ub - Lb + 1, - Val2 = Val - Lb, - NumBits = num_bits(Range), - <<Val2:NumBits>>; -encode_constrained_number(Range,Val) -> - exit({error,{asn1,{integer_range,Range,value,Val}}}). - - -decode_constrained_number(Buffer,{Lb,Ub}) -> - Range = Ub - Lb + 1, - NumBits = num_bits(Range), - {Val,Remain} = getbits(Buffer,NumBits), - {Val+Lb,Remain}. - -%% X.691:10.8 Encoding of an unconstrained whole number - -encode_unconstrained_number(Val) when Val >= 0 -> - Oct = eint_bin_2Cs(Val), - Len = size(Oct), - if - Len < 128 -> - [<<Len>>,Oct]; % equiv with encode_length(undefined,Len) but faster - Len < 16384 -> - [<<2:2,Len:14>>,Oct]; - true -> - [encode_length(undefined,Len),<<Len:16>>,Oct] - end; -encode_unconstrained_number(Val) -> % negative - Oct = enint(Val,[]), - Len = size(Oct), - if - Len < 128 -> - [<<Len>>,Oct]; % equiv with encode_length(undefined,Len) but faster - Len < 16384 -> - [<<2:2,Len:14>>,Oct]; - true -> - [encode_length(undefined,Len),Oct] - end. - - -eint_bin_2Cs(Int) -> - case eint_bin_positive(Int) of - Bin = <<B,_/binary>> when B > 16#7f -> - <<0,Bin/binary>>; - Bin -> Bin - end. - -%% returns the integer as a binary -eint_bin_positive(Val) when Val < 16#100 -> - <<Val>>; -eint_bin_positive(Val) when Val < 16#10000 -> - <<Val:16>>; -eint_bin_positive(Val) when Val < 16#1000000 -> - <<Val:24>>; -eint_bin_positive(Val) when Val < 16#100000000 -> - <<Val:32>>; -eint_bin_positive(Val) -> - list_to_binary([eint_bin_positive2(Val bsr 32)|<<Val:32>>]). -eint_bin_positive2(Val) when Val < 16#100 -> - <<Val>>; -eint_bin_positive2(Val) when Val < 16#10000 -> - <<Val:16>>; -eint_bin_positive2(Val) when Val < 16#1000000 -> - <<Val:24>>; -eint_bin_positive2(Val) when Val < 16#100000000 -> - <<Val:32>>; -eint_bin_positive2(Val) -> - [eint_bin_positive2(Val bsr 32)|<<Val:32>>]. - - - - -enint(-1, [B1|T]) when B1 > 127 -> - list_to_binary([B1|T]); -enint(N, Acc) -> - enint(N bsr 8, [N band 16#ff|Acc]). - -decode_unconstrained_number(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Ints,Bytes3} = getoctets_as_bin(Bytes2,Len), - {dec_integer(Ints),Bytes3}. - -dec_integer(Bin = <<0:1,_:7,_/bitstring>>) -> - decpint(Bin); -dec_integer(<<_:1,B:7,BitStr/bitstring>>) -> - Size = bit_size(BitStr), - <<I:Size>> = BitStr, - (-128 + B) bsl bit_size(BitStr) bor I. - -decpint(Bin) -> - Size = bit_size(Bin), - <<Int:Size>> = Bin, - Int. - - -%% X.691:10.9 Encoding of a length determinant -%%encode_small_length(undefined,Len) -> % null means no UpperBound -%% encode_small_number(Len). - -%% X.691:10.9.3.5 -%% X.691:10.9.3.7 -encode_length(undefined,Len) -> % un-constrained - if - Len < 128 -> - <<Len>>; - Len < 16384 -> - <<2:2,Len:14>>; - true -> % should be able to endode length >= 16384 - exit({error,{asn1,{encode_length,{nyi,above_16k}}}}) - end; - -encode_length({0,'MAX'},Len) -> - encode_length(undefined,Len); -encode_length(Vr={Lb,Ub},Len) when Ub =< 65535 ,Lb >= 0 -> % constrained - encode_constrained_number(Vr,Len); -encode_length({Lb,_Ub},Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - encode_length(undefined,Len); -encode_length({Vr={Lb,Ub},Ext},Len) - when Ub =< 65535 ,Lb >= 0, Len=<Ub, is_list(Ext) -> - %% constrained extensible - [<<0:1>>,encode_constrained_number(Vr,Len)]; -encode_length({{Lb,_Ub},Ext},Len) when is_list(Ext) -> - [<<1:1>>,encode_semi_constrained_number(Lb,Len)]; -encode_length(SingleValue,_Len) when is_integer(SingleValue) -> - []. - -%% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension -%% additions in a sequence or set -encode_small_length(Len) when Len =< 64 -> - <<(Len-1):7>>; -encode_small_length(Len) -> - [<<1:1>>,encode_length(undefined,Len)]. - - -decode_small_length(Buffer) -> - case getbit(Buffer) of - {0,Remain} -> - {Bits,Remain2} = getbits(Remain,6), - {Bits+1,Remain2}; - {1,Remain} -> - decode_length(Remain,undefined) - end. - -decode_length(Buffer) -> - decode_length(Buffer,undefined). - -%% un-constrained -decode_length(<<0:1,Oct:7,Rest/bitstring>>,undefined) -> - {Oct,Rest}; -decode_length(<<2:2,Val:14,Rest/bitstring>>,undefined) -> - {Val,Rest}; -decode_length(<<3:2,_:14,_Rest/bitstring>>,undefined) -> - exit({error,{asn1,{decode_length,{nyi,above_16k}}}}); - -decode_length(Buffer,{Lb,Ub}) when Ub =< 65535 ,Lb >= 0 -> % constrained - decode_constrained_number(Buffer,{Lb,Ub}); -decode_length(Buffer,{Lb,_}) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 - decode_length(Buffer,undefined); -decode_length(Buffer,{VR={_Lb,_Ub},Ext}) when is_list(Ext) -> - {0,Buffer2} = getbit(Buffer), - decode_length(Buffer2, VR); - - -%When does this case occur with {_,_Lb,Ub} ?? -% X.691:10.9.3.5 -decode_length(Bin,{_,_Lb,_Ub}) -> %when Len =< 127 -> % Unconstrained or large Ub NOTE! this case does not cover case when Ub > 65535 - case Bin of - <<0:1,Val:7,Rest/bitstring>> -> - {Val,Rest}; - <<2:2,Val:14,Rest/bitstring>> -> - {Val,Rest}; - <<3:2,_:14,_Rest/bitstring>> -> - exit({error,{asn1,{decode_length,{nyi,length_above_64K}}}}) - end; -decode_length(Buffer,SingleValue) when is_integer(SingleValue) -> - {SingleValue,Buffer}. - - - % X.691:11 -encode_boolean(true) -> - <<1:1>>; -encode_boolean(false) -> - <<0:1>>; -encode_boolean({Name,Val}) when is_atom(Name) -> - encode_boolean(Val); -encode_boolean(Val) -> - exit({error,{asn1,{encode_boolean,Val}}}). - -decode_boolean(Buffer) -> %when record(Buffer,buffer) - case getbit(Buffer) of - {1,Remain} -> {true,Remain}; - {0,Remain} -> {false,Remain} - end. - - -%% ENUMERATED with extension marker -decode_enumerated(Buffer,C,{Ntup1,Ntup2}) when is_tuple(Ntup1), is_tuple(Ntup2) -> - {Ext,Buffer2} = getext(Buffer), - case Ext of - 0 -> % not an extension value - {Val,Buffer3} = decode_integer(Buffer2,C), - case catch (element(Val+1,Ntup1)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,[Ntup1,Ntup2]}}}}) - end; - 1 -> % this an extension value - {Val,Buffer3} = decode_small_number(Buffer2), - case catch (element(Val+1,Ntup2)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer3}; - _ -> {{asn1_enum,Val},Buffer3} - end - end; - -decode_enumerated(Buffer,C,NamedNumberTup) when is_tuple(NamedNumberTup) -> - {Val,Buffer2} = decode_integer(Buffer,C), - case catch (element(Val+1,NamedNumberTup)) of - NewVal when is_atom(NewVal) -> {NewVal,Buffer2}; - _Error -> exit({error,{asn1,{decode_enumerated,{Val,NamedNumberTup}}}}) - end. - - -%%============================================================================ -%%============================================================================ -%% Bitstring value, ITU_T X.690 Chapter 8.5 -%%============================================================================ -%%============================================================================ - -%%============================================================================ -%% encode bitstring value -%%============================================================================ - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% bitstring NamedBitList -%% Val can be of: -%% - [identifiers] where only named identifers are set to one, -%% the Constraint must then have some information of the -%% bitlength. -%% - [list of ones and zeroes] all bits -%% - integer value representing the bitlist -%% C is constraint Len, only valid when identifiers - - -%% when the value is a list of {Unused,BinBits}, where -%% Unused = integer(), -%% BinBits = binary(). - -encode_bit_string(C,Bin={Unused,BinBits},NamedBitList) when is_integer(Unused), - is_binary(BinBits) -> - encode_bin_bit_string(get_constraint(C,'SizeConstraint'),Bin,NamedBitList); - -encode_bit_string(C, BitListVal, NamedBitList) -> - encode_bit_string1(get_constraint(C,'SizeConstraint'), BitListVal, NamedBitList). -%% when the value is a list of named bits -encode_bit_string1(C, LoNB=[FirstVal | _RestVal], NamedBitList) when is_atom(FirstVal) -> - ToSetPos = get_all_bitposes(LoNB, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string1(C,BitList,NamedBitList); - -encode_bit_string1(C, BL=[{bit,_No} | _RestVal], NamedBitList) -> - ToSetPos = get_all_bitposes(BL, NamedBitList, []), - BitList = make_and_set_list(ToSetPos,0), - encode_bit_string1(C,BitList,NamedBitList); -%% when the value is a list of ones and zeroes -encode_bit_string1(Int, BitListValue, _) - when is_list(BitListValue),is_integer(Int) -> - %% The type is constrained by a single value size constraint - bit_list2bitstr(Int,BitListValue); -encode_bit_string1(no, BitListValue,[]) - when is_list(BitListValue) -> - Len = length(BitListValue), - [encode_length(undefined,Len),bit_list2bitstr(Len,BitListValue)]; -encode_bit_string1(C, BitListValue,[]) - when is_list(BitListValue) -> - Len = length(BitListValue), - [encode_length(C,Len),bit_list2bitstr(Len,BitListValue)]; -encode_bit_string1(no, BitListValue,_NamedBitList) - when is_list(BitListValue) -> - %% this case with an unconstrained BIT STRING can be made more efficient - %% if the complete driver can take a special code so the length field - %% is encoded there. - NewBitLVal = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, - lists:reverse(BitListValue))), - Len = length(NewBitLVal), - [encode_length(undefined,Len),bit_list2bitstr(Len,NewBitLVal)]; -encode_bit_string1(C,BitListValue,_NamedBitList) - when is_list(BitListValue) ->% C = {_,'MAX'} - NewBitStr = bitstr_trailing_zeros(BitListValue,C), - [encode_length(C,bit_size(NewBitStr)),NewBitStr]; - - -%% when the value is an integer -encode_bit_string1(C, IntegerVal, NamedBitList) when is_integer(IntegerVal)-> - BitList = int_to_bitlist(IntegerVal), - encode_bit_string1(C,BitList,NamedBitList); - -%% when the value is a tuple -encode_bit_string1(C,{Name,Val}, NamedBitList) when is_atom(Name) -> - encode_bit_string1(C,Val,NamedBitList). - -bit_list2bitstr(Len,BitListValue) -> - case length(BitListValue) of - Len -> - << <<B:1>> ||B <- BitListValue>>; - L when L > Len -> % truncate - << << <<B:1>> ||B <- BitListValue>> :Len/bitstring>>; - L -> % Len > L -> pad - << << <<B:1>> ||B <- BitListValue>>/bitstring ,0:(Len-L)>> - end. - -adjust_trailing_zeros(Len,Bin) when Len == bit_size(Bin) -> - Bin; -adjust_trailing_zeros(Len,Bin) when Len > bit_size(Bin) -> - <<Bin/bitstring,0:(Len-bit_size(Bin))>>; -adjust_trailing_zeros(Len,Bin) -> - <<Bin:Len/bitstring>>. - -bitstr_trailing_zeros(BitList,C) when is_integer(C) -> - bitstr_trailing_zeros1(BitList,C,C); -bitstr_trailing_zeros(BitList,{Lb,Ub}) when is_integer(Lb) -> - bitstr_trailing_zeros1(BitList,Lb,Ub); -bitstr_trailing_zeros(BitList,{{Lb,Ub},_}) when is_integer(Lb) -> - bitstr_trailing_zeros1(BitList,Lb,Ub); -bitstr_trailing_zeros(BitList,_) -> - bit_list2bitstr(length(BitList),BitList). - -bitstr_trailing_zeros1(BitList,Lb,Ub) -> - case length(BitList) of - Lb -> bit_list2bitstr(Lb,BitList); - B when B<Lb -> bit_list2bitstr(Lb,BitList); - D -> F = fun(L,LB,LB,_,_)->bit_list2bitstr(LB,lists:reverse(L)); - ([0|R],L1,LB,UB,Fun)->Fun(R,L1-1,LB,UB,Fun); - (L,L1,_,UB,_)when L1 =< UB -> - bit_list2bitstr(L1,lists:reverse(L)); - (_,_L1,_,_,_) ->exit({error,{list_length_BIT_STRING, - BitList}}) end, - F(lists:reverse(BitList),D,Lb,Ub,F) - end. - -%% encode_bin_bit_string/3, when value is a tuple of Unused and BinBits. -%% Unused = integer(),i.e. number unused bits in least sign. byte of -%% BinBits = binary(). -encode_bin_bit_string(C,{_,BinBits},_NamedBitList) - when is_integer(C),C=<16 -> - adjust_trailing_zeros(C,BinBits); -encode_bin_bit_string(C,{_Unused,BinBits},_NamedBitList) - when is_integer(C) -> - adjust_trailing_zeros(C,BinBits); -encode_bin_bit_string(C,UnusedAndBin={_,_},NamedBitList) -> - %% removes all trailing bits if NamedBitList is not empty - BitStr = remove_trailing_bin(NamedBitList,UnusedAndBin), - case C of - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - [encode_length({Lb,Ub},bit_size(BitStr)),BitStr]; - no -> - [encode_length(undefined,bit_size(BitStr)),BitStr]; - Sc -> - [encode_length(Sc,bit_size(BitStr)),BitStr] - end. - - -remove_trailing_bin([], {Unused,Bin}) -> - BS = bit_size(Bin)-Unused, - <<BitStr:BS/bitstring,_:Unused>> = Bin, - BitStr; -remove_trailing_bin(_NamedNumberList,{_Unused,<<>>}) -> - <<>>; -remove_trailing_bin(NamedNumberList, {_Unused,Bin}) -> - Size = size(Bin)-1, - <<Bfront:Size/binary, LastByte:8>> = Bin, - - %% clear the Unused bits to be sure - Unused1 = trailingZeroesInNibble(LastByte band 15), - Unused2 = - case Unused1 of - 4 -> - 4 + trailingZeroesInNibble(LastByte bsr 4); - _ -> Unused1 - end, - case Unused2 of - 8 -> - remove_trailing_bin(NamedNumberList,{0,Bfront}); - _ -> - BS = bit_size(Bin) - Unused2, - <<BitStr:BS/bitstring,_:Unused2>> = Bin, - BitStr - end. - -trailingZeroesInNibble(0) -> - 4; -trailingZeroesInNibble(1) -> - 0; -trailingZeroesInNibble(2) -> - 1; -trailingZeroesInNibble(3) -> - 0; -trailingZeroesInNibble(4) -> - 2; -trailingZeroesInNibble(5) -> - 0; -trailingZeroesInNibble(6) -> - 1; -trailingZeroesInNibble(7) -> - 0; -trailingZeroesInNibble(8) -> - 3; -trailingZeroesInNibble(9) -> - 0; -trailingZeroesInNibble(10) -> - 1; -trailingZeroesInNibble(11) -> - 0; -trailingZeroesInNibble(12) -> %#1100 - 2; -trailingZeroesInNibble(13) -> - 0; -trailingZeroesInNibble(14) -> - 1; -trailingZeroesInNibble(15) -> - 0. - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a tuple {Unused,Bits}. Unused is the number of unused -%% bits, least significant bits in the last byte of Bits. Bits is -%% the BIT STRING represented as a binary. -%% -decode_compact_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - 0 -> % fixed length - {{8,0},Buffer}; - V when is_integer(V),V=<16 -> %fixed length 16 bits or less - compact_bit_string(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> %fixed length > 16 bits - compact_bit_string(Buffer,V,NamedNumberList); - V when is_integer(V) -> % V > 65536 => fragmented value - {Bin,Buffer2} = decode_fragmented_bits(Buffer,V), - PadLen = (8 - (bit_size(Bin) rem 8)) rem 8, - {{PadLen,<<Bin/bitstring,0:PadLen>>},Buffer2}; -%% {0,_} -> {{0,Bin},Buffer2}; -%% {U,_} -> {{8-U,Bin},Buffer2} - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - compact_bit_string(Bytes2,Len,NamedNumberList); - no -> - %% This case may demand decoding of fragmented length/value - {Len,Bytes2} = decode_length(Buffer,undefined), - compact_bit_string(Bytes2,Len,NamedNumberList); - Sc -> - {Len,Bytes2} = decode_length(Buffer,Sc), - compact_bit_string(Bytes2,Len,NamedNumberList) - end. - - -%%%%%%%%%%%%%%% -%% The result is presented as a list of named bits (if possible) -%% else as a list of 0 and 1. -%% -decode_bit_string(Buffer, C, NamedNumberList) -> - case get_constraint(C,'SizeConstraint') of - {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> - {Len,Bytes2} = decode_length(Buffer,{Lb,Ub}), - bit_list_or_named(Bytes2,Len,NamedNumberList); - no -> - {Len,Bytes2} = decode_length(Buffer,undefined), - bit_list_or_named(Bytes2,Len,NamedNumberList); - 0 -> % fixed length - {[],Buffer}; % nothing to encode - V when is_integer(V),V=<16 -> % fixed length 16 bits or less - bit_list_or_named(Buffer,V,NamedNumberList); - V when is_integer(V),V=<65536 -> - bit_list_or_named(Buffer,V,NamedNumberList); - V when is_integer(V) -> - {BinBits,_} = decode_fragmented_bits(Buffer,V), - bit_list_or_named(BinBits,V,NamedNumberList); - Sc -> % extension marker - {Len,Bytes2} = decode_length(Buffer,Sc), - bit_list_or_named(Bytes2,Len,NamedNumberList) - end. - - -%% if no named bits are declared we will return a -%% {Unused,Bits}. Unused = integer(), -%% Bits = binary(). -compact_bit_string(Buffer,Len,[]) -> - {BitStr,Rest} = getbits_as_binary(Len,Buffer), % {{Unused,BinBits},NewBuffer} - PadLen = (8 - (bit_size(BitStr) rem 8)) rem 8, - {{PadLen,<<BitStr/bitstring,0:PadLen>>},Rest}; -compact_bit_string(Buffer,Len,NamedNumberList) -> - bit_list_or_named(Buffer,Len,NamedNumberList). - - -%% if no named bits are declared we will return a -%% BitList = [0 | 1] - -bit_list_or_named(Buffer,Len,[]) -> - getbits_as_list(Len,Buffer); - -%% if there are named bits declared we will return a named -%% BitList where the names are atoms and unnamed bits represented -%% as {bit,Pos} -%% BitList = [atom() | {bit,Pos}] -%% Pos = integer() - -bit_list_or_named(Buffer,Len,NamedNumberList) -> - {BitList,Rest} = getbits_as_list(Len,Buffer), - {bit_list_or_named1(0,BitList,NamedNumberList,[]), Rest}. - -bit_list_or_named1(Pos,[0|Bt],Names,Acc) -> - bit_list_or_named1(Pos+1,Bt,Names,Acc); -bit_list_or_named1(Pos,[1|Bt],Names,Acc) -> - case lists:keysearch(Pos,2,Names) of - {value,{Name,_}} -> - bit_list_or_named1(Pos+1,Bt,Names,[Name|Acc]); - _ -> - bit_list_or_named1(Pos+1,Bt,Names,[{bit,Pos}|Acc]) - end; -bit_list_or_named1(_,[],_,Acc) -> - lists:reverse(Acc). - - - -%%%%%%%%%%%%%%% -%% - -int_to_bitlist(Int) when is_integer(Int), Int > 0 -> - [Int band 1 | int_to_bitlist(Int bsr 1)]; -int_to_bitlist(0) -> - []. - - -%%%%%%%%%%%%%%%%%% -%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> -%% [sorted_list_of_bitpositions_to_set] - -get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); - -get_all_bitposes([Val | Rest], NamedBitList, Ack) -> - case lists:keysearch(Val, 1, NamedBitList) of - {value, {_ValName, ValPos}} -> - get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); - _ -> - exit({error,{asn1, {bitstring_namedbit, Val}}}) - end; -get_all_bitposes([], _NamedBitList, Ack) -> - lists:sort(Ack). - -%%%%%%%%%%%%%%%%%% -%% make_and_set_list([list of positions to set to 1])-> -%% returns list with all in SetPos set. -%% in positioning in list the first element is 0, the second 1 etc.., but -%% - -make_and_set_list([XPos|SetPos], XPos) -> - [1 | make_and_set_list(SetPos, XPos + 1)]; -make_and_set_list([Pos|SetPos], XPos) -> - [0 | make_and_set_list([Pos | SetPos], XPos + 1)]; -make_and_set_list([], _) -> - []. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% X.691:16 -%% encode_octet_string(Constraint,Val) -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -encode_octet_string(C,{_Name,Val}) -> - encode_octet_string(C,Val); -encode_octet_string(C,Val) -> - case get_constraint(C,'SizeConstraint') of - 0 -> - <<>>; - 1 -> - list_to_binary(Val); - 2 -> - list_to_binary(Val); - Sv when Sv =<65535, Sv == length(Val) -> % fixed length - list_to_binary(Val); - VR = {_,_} -> - [encode_length(VR,length(Val)),list_to_binary(Val)]; - Sv when is_list(Sv) -> - [encode_length({hd(Sv),lists:max(Sv)},length(Val)),list_to_binary(Val)]; - no -> - [encode_length(undefined,length(Val)),list_to_binary(Val)] - end. - -decode_octet_string(Bytes,C) -> - decode_octet_string1(Bytes,get_constraint(C,'SizeConstraint')). -decode_octet_string1(<<B1,Bytes/bitstring>>,1) -> - {[B1],Bytes}; -decode_octet_string1(<<B1,B2,Bytes/bitstring>>,2) -> - {[B1,B2],Bytes}; -decode_octet_string1(Bytes,Sv) when is_integer(Sv),Sv=<65535 -> - getoctets_as_list(Bytes,Sv); -decode_octet_string1(Bytes,Sv) when is_integer(Sv) -> - decode_fragmented_octets(Bytes,Sv); -decode_octet_string1(Bytes,{Lb,Ub}) -> - {Len,Bytes2} = decode_length(Bytes,{Lb,Ub}), - getoctets_as_list(Bytes2,Len); -decode_octet_string1(Bytes,Sv) when is_list(Sv) -> - {Len,Bytes2} = decode_length(Bytes,{hd(Sv),lists:max(Sv)}), - getoctets_as_list(Bytes2,Len); -decode_octet_string1(Bytes,no) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_list(Bytes2,Len). - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Restricted char string types -%% (NumericString, PrintableString,VisibleString,IA5String,BMPString,UniversalString) -%% X.691:26 and X.680:34-36 -%%encode_restricted_string('BMPString',Constraints,Extension,Val) - - -encode_restricted_string({Name,Val}) when is_atom(Name) -> - encode_restricted_string(Val); - -encode_restricted_string(Val) when is_list(Val)-> - [encode_length(undefined,length(Val)),list_to_binary(Val)]. - -encode_known_multiplier_string(StringType,C,{Name,Val}) when is_atom(Name) -> - encode_known_multiplier_string(StringType,C,Val); - -encode_known_multiplier_string(StringType,C,Val) -> - Result = chars_encode(C,StringType,Val), - NumBits = get_NumBits(C,StringType), - case get_constraint(C,'SizeConstraint') of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - Result; - 0 -> - []; - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - Result; - {Ub,Lb} -> - [encode_length({Ub,Lb},length(Val)),Result]; - Vl when is_list(Vl) -> - [encode_length({lists:min(Vl),lists:max(Vl)},length(Val)),Result]; - no -> - [encode_length(undefined,length(Val)),Result] - end. - -decode_restricted_string(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_list(Bytes2,Len). - -decode_known_multiplier_string(Bytes,StringType,C,_Ext) -> - NumBits = get_NumBits(C,StringType), - case get_constraint(C,'SizeConstraint') of - Ub when is_integer(Ub), Ub*NumBits =< 16 -> - chars_decode(Bytes,NumBits,StringType,C,Ub); - Ub when is_integer(Ub),Ub =<65535 -> % fixed length - chars_decode(Bytes,NumBits,StringType,C,Ub); - 0 -> - {[],Bytes}; - Vl when is_list(Vl) -> - {Len,Bytes1} = decode_length(Bytes,{hd(Vl),lists:max(Vl)}), - chars_decode(Bytes1,NumBits,StringType,C,Len); - no -> - {Len,Bytes1} = decode_length(Bytes,undefined), - chars_decode(Bytes1,NumBits,StringType,C,Len); - {Lb,Ub}-> - {Len,Bytes1} = decode_length(Bytes,{Lb,Ub}), - chars_decode(Bytes1,NumBits,StringType,C,Len) - end. - - -encode_NumericString(C,Val) -> - encode_known_multiplier_string('NumericString',C,Val). -decode_NumericString(Bytes,C) -> - decode_known_multiplier_string(Bytes,'NumericString',C,false). - -encode_PrintableString(C,Val) -> - encode_known_multiplier_string('PrintableString',C,Val). -decode_PrintableString(Bytes,C) -> - decode_known_multiplier_string(Bytes,'PrintableString',C,false). - -encode_VisibleString(C,Val) -> % equivalent with ISO646String - encode_known_multiplier_string('VisibleString',C,Val). -decode_VisibleString(Bytes,C) -> - decode_known_multiplier_string(Bytes,'VisibleString',C,false). - -encode_IA5String(C,Val) -> - encode_known_multiplier_string('IA5String',C,Val). -decode_IA5String(Bytes,C) -> - decode_known_multiplier_string(Bytes,'IA5String',C,false). - -encode_BMPString(C,Val) -> - encode_known_multiplier_string('BMPString',C,Val). -decode_BMPString(Bytes,C) -> - decode_known_multiplier_string(Bytes,'BMPString',C,false). - -encode_UniversalString(C,Val) -> - encode_known_multiplier_string('UniversalString',C,Val). -decode_UniversalString(Bytes,C) -> - decode_known_multiplier_string(Bytes,'UniversalString',C,false). - - -%% end of known-multiplier strings for which PER visible constraints are -%% applied - -encode_GeneralString(_C,Val) -> - encode_restricted_string(Val). -decode_GeneralString(Bytes,_C) -> - decode_restricted_string(Bytes). - -encode_GraphicString(_C,Val) -> - encode_restricted_string(Val). -decode_GraphicString(Bytes,_C) -> - decode_restricted_string(Bytes). - -encode_ObjectDescriptor(_C,Val) -> - encode_restricted_string(Val). -decode_ObjectDescriptor(Bytes) -> - decode_restricted_string(Bytes). - -encode_TeletexString(_C,Val) -> % equivalent with T61String - encode_restricted_string(Val). -decode_TeletexString(Bytes,_C) -> - decode_restricted_string(Bytes). - -encode_VideotexString(_C,Val) -> - encode_restricted_string(Val). -decode_VideotexString(Bytes,_C) -> - decode_restricted_string(Bytes). - - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% getBMPChars(Bytes,Len) ->{BMPcharList,RemainingBytes} -%% -getBMPChars(Bytes,1) -> - {O1,Bytes2} = getbits(Bytes,8), - {O2,Bytes3} = getbits(Bytes2,8), - if - O1 == 0 -> - {[O2],Bytes3}; - true -> - {[{0,0,O1,O2}],Bytes3} - end; -getBMPChars(Bytes,Len) -> - getBMPChars(Bytes,Len,[]). - -getBMPChars(Bytes,0,Acc) -> - {lists:reverse(Acc),Bytes}; -getBMPChars(Bytes,Len,Acc) -> - {Octs,Bytes1} = getoctets_as_list(Bytes,2), - case Octs of - [0,O2] -> - getBMPChars(Bytes1,Len-1,[O2|Acc]); - [O1,O2]-> - getBMPChars(Bytes1,Len-1,[{0,0,O1,O2}|Acc]) - end. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% chars_encode(C,StringType,Value) -> ValueList -%% -%% encodes chars according to the per rules taking the constraint PermittedAlphabet -%% into account. -%% This function does only encode the value part and NOT the length - -chars_encode(C,StringType,Value) -> - case {StringType,get_constraint(C,'PermittedAlphabet')} of - {'UniversalString',{_,_Sv}} -> - exit({error,{asn1,{'not implemented',"UniversalString with PermittedAlphabet constraint"}}}); - {'BMPString',{_,_Sv}} -> - exit({error,{asn1,{'not implemented',"BMPString with PermittedAlphabet constraint"}}}); - _ -> - {NumBits,CharOutTab} = {get_NumBits(C,StringType),get_CharOutTab(C,StringType)}, - chars_encode2(Value,NumBits,CharOutTab) - end. - -chars_encode2([H|T],NumBits,{Min,Max,notab}) when H =< Max, H >= Min -> - %%[{bits,NumBits,H-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; - [<<(H-Min):NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([H|T],NumBits,{Min,Max,Tab}) when H =< Max, H >= Min -> -%% [{bits,NumBits,exit_if_false(H,element(H-Min+1,Tab))}|chars_encode2(T,NumBits,{Min,Max,Tab})]; - Ch = exit_if_false(H,element(H-Min+1,Tab)), - [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,Tab})]; -chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,notab}) -> - %% no value range check here (ought to be, but very expensive) -%% [{bits,NumBits,((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min}|chars_encode2(T,NumBits,{Min,Max,notab})]; - Ch = ((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min, - [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,Tab}) -> - %% no value range check here (ought to be, but very expensive) -%% [{bits,NumBits,exit_if_false({A,B,C,D},element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab))}|chars_encode2(T,NumBits,{Min,Max,notab})]; - Ch = exit_if_false({A,B,C,D},element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab)), - [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; -chars_encode2([H|_T],_,{_,_,_}) -> - exit({error,{asn1,{illegal_char_value,H}}}); -chars_encode2([],_,_) -> - []. - -exit_if_false(V,false)-> - exit({error,{asn1,{"illegal value according to Permitted alphabet constraint",V}}}); -exit_if_false(_,V) ->V. - - -get_NumBits(C,StringType) -> - case get_constraint(C,'PermittedAlphabet') of - {'SingleValue',Sv} -> - charbits(length(Sv)); - no -> - case StringType of - 'IA5String' -> - charbits(128); % 16#00..16#7F - 'VisibleString' -> - charbits(95); % 16#20..16#7E - 'PrintableString' -> - charbits(74); % [$\s,$',$(,$),$+,$,,$-,$.,$/,"0123456789",$:,$=,$?,$A..$Z,$a..$z - 'NumericString' -> - charbits(11); % $ ,"0123456789" - 'UniversalString' -> - 32; - 'BMPString' -> - 16 - end - end. - -get_CharOutTab(C,StringType) -> - get_CharTab(C,StringType,out). - -get_CharInTab(C,StringType) -> - get_CharTab(C,StringType,in). - -get_CharTab(C,StringType,InOut) -> - case get_constraint(C,'PermittedAlphabet') of - {'SingleValue',Sv} -> - get_CharTab2(C,StringType,hd(Sv),lists:max(Sv),Sv,InOut); - no -> - case StringType of - 'IA5String' -> - {0,16#7F,notab}; - 'VisibleString' -> - get_CharTab2(C,StringType,16#20,16#7F,notab,InOut); - 'PrintableString' -> - Chars = lists:sort( - " '()+,-./0123456789:=?ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), - get_CharTab2(C,StringType,hd(Chars),lists:max(Chars),Chars,InOut); - 'NumericString' -> - get_CharTab2(C,StringType,16#20,$9," 0123456789",InOut); - 'UniversalString' -> - {0,16#FFFFFFFF,notab}; - 'BMPString' -> - {0,16#FFFF,notab} - end - end. - -get_CharTab2(C,StringType,Min,Max,Chars,InOut) -> - BitValMax = (1 bsl get_NumBits(C,StringType))-1, - if - Max =< BitValMax -> - {0,Max,notab}; - true -> - case InOut of - out -> - {Min,Max,create_char_tab(Min,Chars)}; - in -> - {Min,Max,list_to_tuple(Chars)} - end - end. - -create_char_tab(Min,L) -> - list_to_tuple(create_char_tab(Min,L,0)). -create_char_tab(Min,[Min|T],V) -> - [V|create_char_tab(Min+1,T,V+1)]; -create_char_tab(_Min,[],_V) -> - []; -create_char_tab(Min,L,V) -> - [false|create_char_tab(Min+1,L,V)]. - -%% See Table 20.3 in Dubuisson -charbits(NumOfChars) when NumOfChars =< 2 -> 1; -charbits(NumOfChars) when NumOfChars =< 4 -> 2; -charbits(NumOfChars) when NumOfChars =< 8 -> 3; -charbits(NumOfChars) when NumOfChars =< 16 -> 4; -charbits(NumOfChars) when NumOfChars =< 32 -> 5; -charbits(NumOfChars) when NumOfChars =< 64 -> 6; -charbits(NumOfChars) when NumOfChars =< 128 -> 7; -charbits(NumOfChars) when NumOfChars =< 256 -> 8; -charbits(NumOfChars) when NumOfChars =< 512 -> 9; -charbits(NumOfChars) when NumOfChars =< 1024 -> 10; -charbits(NumOfChars) when NumOfChars =< 2048 -> 11; -charbits(NumOfChars) when NumOfChars =< 4096 -> 12; -charbits(NumOfChars) when NumOfChars =< 8192 -> 13; -charbits(NumOfChars) when NumOfChars =< 16384 -> 14; -charbits(NumOfChars) when NumOfChars =< 32768 -> 15; -charbits(NumOfChars) when NumOfChars =< 65536 -> 16; -charbits(NumOfChars) when is_integer(NumOfChars) -> - 16 + charbits1(NumOfChars bsr 16). - -charbits1(0) -> - 0; -charbits1(NumOfChars) -> - 1 + charbits1(NumOfChars bsr 1). - - -chars_decode(Bytes,_,'BMPString',C,Len) -> - case get_constraint(C,'PermittedAlphabet') of - no -> - getBMPChars(Bytes,Len); - _ -> - exit({error,{asn1, - {'not implemented', - "BMPString with PermittedAlphabet constraint"}}}) - end; -chars_decode(Bytes,NumBits,StringType,C,Len) -> - CharInTab = get_CharInTab(C,StringType), - chars_decode2(Bytes,CharInTab,NumBits,Len). - - -chars_decode2(Bytes,CharInTab,NumBits,Len) -> - chars_decode2(Bytes,CharInTab,NumBits,Len,[]). - -chars_decode2(Bytes,_CharInTab,_NumBits,0,Acc) -> - {lists:reverse(Acc),Bytes}; -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) when NumBits > 8 -> - {Char,Bytes2} = getbits(Bytes,NumBits), - Result = - if - Char < 256 -> Char; - true -> - list_to_tuple(binary_to_list(<<Char:32>>)) - end, - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Result|Acc]); -chars_decode2(Bytes,{Min,Max,notab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,notab},NumBits,Len -1,[Char+Min|Acc]); - -%% BMPString and UniversalString with PermittedAlphabet is currently not supported -chars_decode2(Bytes,{Min,Max,CharInTab},NumBits,Len,Acc) -> - {Char,Bytes2} = getbits(Bytes,NumBits), - chars_decode2(Bytes2,{Min,Max,CharInTab},NumBits,Len -1,[element(Char+1,CharInTab)|Acc]). - - -%% UTF8String -encode_UTF8String(Val) when is_binary(Val) -> - [encode_length(undefined,size(Val)),Val]; -encode_UTF8String(Val) -> - Bin = list_to_binary(Val), - encode_UTF8String(Bin). - -decode_UTF8String(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - getoctets_as_bin(Bytes2,Len). - - - % X.691:17 -encode_null(_) -> []. % encodes to nothing - -decode_null(Bytes) -> - {'NULL',Bytes}. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_object_identifier(Val) -> CompleteList -%% encode_object_identifier({Name,Val}) -> CompleteList -%% Val -> {Int1,Int2,...,IntN} % N >= 2 -%% Name -> atom() -%% Int1 -> integer(0..2) -%% Int2 -> integer(0..39) when Int1 (0..1) else integer() -%% Int3-N -> integer() -%% CompleteList -> [binary()|bitstring()|list()] -%% -encode_object_identifier({Name,Val}) when is_atom(Name) -> - encode_object_identifier(Val); -encode_object_identifier(Val) -> - OctetList = e_object_identifier(Val), - Octets = list_to_binary(OctetList), % performs a flatten at the same time - [encode_length(undefined,size(Octets)),Octets]. - -%% This code is copied from asn1_encode.erl (BER) and corrected and modified - -e_object_identifier({'OBJECT IDENTIFIER',V}) -> - e_object_identifier(V); -e_object_identifier({Cname,V}) when is_atom(Cname),is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); -e_object_identifier({Cname,V}) when is_atom(Cname),is_list(V) -> - e_object_identifier(V); -e_object_identifier(V) when is_tuple(V) -> - e_object_identifier(tuple_to_list(V)); - -%% E1 = 0|1|2 and (E2 < 40 when E1 = 0|1) -e_object_identifier([E1,E2|Tail]) when E1 >= 0, E1 < 2, E2 < 40 ; E1==2 -> - Head = 40*E1 + E2, % weird - e_object_elements([Head|Tail],[]); -e_object_identifier(Oid=[_,_|_Tail]) -> - exit({error,{asn1,{'illegal_value',Oid}}}). - -e_object_elements([],Acc) -> - lists:reverse(Acc); -e_object_elements([H|T],Acc) -> - e_object_elements(T,[e_object_element(H)|Acc]). - -e_object_element(Num) when Num < 128 -> - [Num]; -e_object_element(Num) -> - [e_o_e(Num bsr 7)|[Num band 2#1111111]]. -e_o_e(Num) when Num < 128 -> - Num bor 2#10000000; -e_o_e(Num) -> - [e_o_e(Num bsr 7)|[(Num band 2#1111111) bor 2#10000000]]. - - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_object_identifier(Bytes) -> {ObjId,RemainingBytes} -%% ObjId -> {integer(),integer(),...} % at least 2 integers -%% RemainingBytes -> [integer()] when integer() (0..255) -decode_object_identifier(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - [First|Rest] = dec_subidentifiers(Octs,0,[]), - Idlist = if - First < 40 -> - [0,First|Rest]; - First < 80 -> - [1,First - 40|Rest]; - true -> - [2,First - 80|Rest] - end, - {list_to_tuple(Idlist),Bytes3}. - -dec_subidentifiers([H|T],Av,Al) when H >=16#80 -> - dec_subidentifiers(T,(Av bsl 7) + (H band 16#7F),Al); -dec_subidentifiers([H|T],Av,Al) -> - dec_subidentifiers(T,0,[(Av bsl 7) + H |Al]); -dec_subidentifiers([],_Av,Al) -> - lists:reverse(Al). - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_relative_oid(Val) -> CompleteList -%% encode_relative_oid({Name,Val}) -> CompleteList -encode_relative_oid({Name,Val}) when is_atom(Name) -> - encode_relative_oid(Val); -encode_relative_oid(Val) when is_tuple(Val) -> - encode_relative_oid(tuple_to_list(Val)); -encode_relative_oid(Val) when is_list(Val) -> - Octets = list_to_binary([e_object_element(X)||X <- Val]), - [encode_length(undefined,size(Octets)),Octets]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_relative_oid(Val) -> CompleteList -%% decode_relative_oid({Name,Val}) -> CompleteList -decode_relative_oid(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - {Octs,Bytes3} = getoctets_as_list(Bytes2,Len), - ObjVals = dec_subidentifiers(Octs,0,[]), - {list_to_tuple(ObjVals),Bytes3}. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% encode_real(Val) -> CompleteList -%% encode_real({Name,Val}) -> CompleteList -encode_real({Name,Val}) when is_atom(Name) -> - encode_real(Val); -encode_real(Real) -> - {EncVal,Len} = ?RT_COMMON:encode_real([],Real), - [encode_length(undefined,Len),EncVal]. - - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% decode_real(Val) -> {REALvalue,Rest} -%% decode_real({Name,Val}) -> {REALvalue,Rest} -decode_real(Bytes) -> - {Len,Bytes2} = decode_length(Bytes,undefined), - <<Bytes3:Len/binary,Rest/bitstring>> = Bytes2, - {RealVal,Rest,Len} = ?RT_COMMON:decode_real(Bytes3,Len), - {RealVal,Rest}. - - -get_constraint([{Key,V}],Key) -> - V; -get_constraint([],_Key) -> - no; -get_constraint(C,Key) -> - case lists:keysearch(Key,1,C) of - false -> - no; - {value,{_,V}} -> - V - end. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% complete(InList) -> ByteList -%% Takes a coded list with bits and bytes and converts it to a list of bytes -%% Should be applied as the last step at encode of a complete ASN.1 type -%% -complete(InList) when is_list(InList) -> - case complete1(InList) of - <<>> -> - <<0>>; - Res -> - case bit_size(Res) band 7 of - 0 -> Res; - Bits -> <<Res/bitstring,0:(8-Bits)>> - end - end; -complete(InList) when is_binary(InList) -> - InList; -complete(InList) when is_bitstring(InList) -> - PadLen = 8 - (bit_size(InList) band 7), - <<InList/bitstring,0:PadLen>>. - -complete1(L) when is_list(L) -> - list_to_bitstring(L). - -%% Special version of complete that does not align the completed message. -complete_NFP(InList) when is_list(InList) -> - list_to_bitstring(InList); -complete_NFP(InList) when is_bitstring(InList) -> - InList. - -%% unaligned helpers - -%% 10.5.6 NOTE: If "range" satisfies the inequality 2^m < "range" =< -%% 2^(m+1) then the number of bits = m + 1 - -num_bits(N) -> - num_bits(N,1,0). -num_bits(N,T,B) when N=<T->B; -num_bits(N,T,B) ->num_bits(N,T bsl 1, B+1). diff --git a/lib/asn1/src/asn1rtt_ber.erl b/lib/asn1/src/asn1rtt_ber.erl new file mode 100644 index 0000000000..5fbf116747 --- /dev/null +++ b/lib/asn1/src/asn1rtt_ber.erl @@ -0,0 +1,1561 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-module(asn1rtt_ber). + +%% encoding / decoding of BER + +-export([ber_decode_nif/1,ber_decode_erlang/1,match_tags/2,ber_encode/1]). +-export([encode_tags/2, + encode_tags/3, + skip_ExtensionAdditions/2]). +-export([encode_boolean/2,decode_boolean/2, + encode_integer/2,encode_integer/3, + decode_integer/3,decode_integer/4, + encode_enumerated/2,decode_enumerated/3, + encode_bit_string/4, + decode_named_bit_string/3, + decode_compact_bit_string/3, + decode_legacy_bit_string/3, + decode_native_bit_string/3, + encode_null/2,decode_null/2, + encode_relative_oid/2,decode_relative_oid/2, + encode_object_identifier/2,decode_object_identifier/2, + encode_restricted_string/2, + decode_restricted_string/2,decode_restricted_string/3, + encode_universal_string/2,decode_universal_string/3, + encode_UTF8_string/2,decode_UTF8_string/2, + encode_BMP_string/2,decode_BMP_string/3, + encode_generalized_time/2,decode_generalized_time/3, + encode_utc_time/2,decode_utc_time/3]). + +-export([encode_open_type/2,decode_open_type/2, + decode_open_type_as_binary/2]). + +-export([decode_primitive_incomplete/2,decode_selective/2]). + +%% For DER. +-export([dynamicsort_SET_components/1,dynamicsort_SETOF/1]). + +%% the encoding of class of tag bits 8 and 7 +-define(UNIVERSAL, 0). +-define(APPLICATION, 16#40). +-define(CONTEXT, 16#80). +-define(PRIVATE, 16#C0). + +%%% primitive or constructed encoding % bit 6 +-define(PRIMITIVE, 0). +-define(CONSTRUCTED, 2#00100000). + +%%% The tag-number for universal types +-define(N_BOOLEAN, 1). +-define(N_INTEGER, 2). +-define(N_BIT_STRING, 3). +-define(N_OCTET_STRING, 4). +-define(N_NULL, 5). +-define(N_OBJECT_IDENTIFIER, 6). +-define(N_OBJECT_DESCRIPTOR, 7). +-define(N_EXTERNAL, 8). +-define(N_REAL, 9). +-define(N_ENUMERATED, 10). +-define(N_EMBEDDED_PDV, 11). +-define(N_SEQUENCE, 16). +-define(N_SET, 17). +-define(N_NumericString, 18). +-define(N_PrintableString, 19). +-define(N_TeletexString, 20). +-define(N_VideotexString, 21). +-define(N_IA5String, 22). +-define(N_UTCTime, 23). +-define(N_GeneralizedTime, 24). +-define(N_GraphicString, 25). +-define(N_VisibleString, 26). +-define(N_GeneralString, 27). +-define(N_UniversalString, 28). +-define(N_BMPString, 30). + + +% the complete tag-word of built-in types +-define(T_BOOLEAN, ?UNIVERSAL bor ?PRIMITIVE bor 1). +-define(T_INTEGER, ?UNIVERSAL bor ?PRIMITIVE bor 2). +-define(T_BIT_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 3). % can be CONSTRUCTED +-define(T_OCTET_STRING, ?UNIVERSAL bor ?PRIMITIVE bor 4). % can be CONSTRUCTED +-define(T_NULL, ?UNIVERSAL bor ?PRIMITIVE bor 5). +-define(T_OBJECT_IDENTIFIER,?UNIVERSAL bor ?PRIMITIVE bor 6). +-define(T_OBJECT_DESCRIPTOR,?UNIVERSAL bor ?PRIMITIVE bor 7). +-define(T_EXTERNAL, ?UNIVERSAL bor ?PRIMITIVE bor 8). +-define(T_REAL, ?UNIVERSAL bor ?PRIMITIVE bor 9). +-define(T_ENUMERATED, ?UNIVERSAL bor ?PRIMITIVE bor 10). +-define(T_EMBEDDED_PDV, ?UNIVERSAL bor ?PRIMITIVE bor 11). +-define(T_SEQUENCE, ?UNIVERSAL bor ?CONSTRUCTED bor 16). +-define(T_SET, ?UNIVERSAL bor ?CONSTRUCTED bor 17). +-define(T_NumericString, ?UNIVERSAL bor ?PRIMITIVE bor 18). %can be constructed +-define(T_PrintableString, ?UNIVERSAL bor ?PRIMITIVE bor 19). %can be constructed +-define(T_TeletexString, ?UNIVERSAL bor ?PRIMITIVE bor 20). %can be constructed +-define(T_VideotexString, ?UNIVERSAL bor ?PRIMITIVE bor 21). %can be constructed +-define(T_IA5String, ?UNIVERSAL bor ?PRIMITIVE bor 22). %can be constructed +-define(T_UTCTime, ?UNIVERSAL bor ?PRIMITIVE bor 23). +-define(T_GeneralizedTime, ?UNIVERSAL bor ?PRIMITIVE bor 24). +-define(T_GraphicString, ?UNIVERSAL bor ?PRIMITIVE bor 25). %can be constructed +-define(T_VisibleString, ?UNIVERSAL bor ?PRIMITIVE bor 26). %can be constructed +-define(T_GeneralString, ?UNIVERSAL bor ?PRIMITIVE bor 27). %can be constructed +-define(T_UniversalString, ?UNIVERSAL bor ?PRIMITIVE bor 28). %can be constructed +-define(T_BMPString, ?UNIVERSAL bor ?PRIMITIVE bor 30). %can be constructed + +ber_encode([Tlv]) -> + ber_encode(Tlv); +ber_encode(Tlv) when is_binary(Tlv) -> + Tlv; +ber_encode(Tlv) -> + asn1rt_nif:encode_ber_tlv(Tlv). + +ber_decode_nif(B) -> + asn1rt_nif:decode_ber_tlv(B). + +ber_decode_erlang(B) when is_binary(B) -> + decode_primitive(B); +ber_decode_erlang(Tlv) -> + {Tlv,<<>>}. + +decode_primitive(Bin) -> + {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), + case Form of + 1 -> % constructed + {{TagNo,decode_constructed(V)},Rest}; + 0 -> % primitive + {{TagNo,V},Rest}; + 2 -> % constructed indefinite + {Vlist,Rest2} = decode_constructed_indefinite(V,[]), + {{TagNo,Vlist},Rest2} + end. + +decode_constructed(Bin) when byte_size(Bin) =:= 0 -> + []; +decode_constructed(Bin) -> + {Tlv,Rest} = decode_primitive(Bin), + [Tlv|decode_constructed(Rest)]. + +decode_constructed_indefinite(<<0,0,Rest/binary>>,Acc) -> + {lists:reverse(Acc),Rest}; +decode_constructed_indefinite(Bin,Acc) -> + {Tlv,Rest} = decode_primitive(Bin), + decode_constructed_indefinite(Rest, [Tlv|Acc]). + +%% decode_primitive_incomplete/2 decodes an encoded message incomplete +%% by help of the pattern attribute (first argument). +decode_primitive_incomplete([[default,TagNo]],Bin) -> %default + case decode_tag_and_length(Bin) of + {Form,TagNo,V,Rest} -> + decode_incomplete2(Form,TagNo,V,[],Rest); + _ -> + %{asn1_DEFAULT,Bin} + asn1_NOVALUE + end; +decode_primitive_incomplete([[default,TagNo,Directives]],Bin) -> %default, constructed type, Directives points into this type + case decode_tag_and_length(Bin) of + {Form,TagNo,V,Rest} -> + decode_incomplete2(Form,TagNo,V,Directives,Rest); + _ -> + %{asn1_DEFAULT,Bin} + asn1_NOVALUE + end; +decode_primitive_incomplete([[opt,TagNo]],Bin) -> %optional + case decode_tag_and_length(Bin) of + {Form,TagNo,V,Rest} -> + decode_incomplete2(Form,TagNo,V,[],Rest); + _ -> + %{{TagNo,asn1_NOVALUE},Bin} + asn1_NOVALUE + end; +decode_primitive_incomplete([[opt,TagNo,Directives]],Bin) -> %optional + case decode_tag_and_length(Bin) of + {Form,TagNo,V,Rest} -> + decode_incomplete2(Form,TagNo,V,Directives,Rest); + _ -> + %{{TagNo,asn1_NOVALUE},Bin} + asn1_NOVALUE + end; +%% An optional that shall be undecoded +decode_primitive_incomplete([[opt_undec,Tag]],Bin) -> + case decode_tag_and_length(Bin) of + {_,Tag,_,_} -> + decode_incomplete_bin(Bin); + _ -> + asn1_NOVALUE + end; +%% A choice alternative that shall be undecoded +decode_primitive_incomplete([[alt_undec,TagNo]|RestAlts],Bin) -> + case decode_tag_and_length(Bin) of + {_,TagNo,_,_} -> + decode_incomplete_bin(Bin); + _ -> + decode_primitive_incomplete(RestAlts,Bin) + end; +decode_primitive_incomplete([[alt,TagNo]|RestAlts],Bin) -> + case decode_tag_and_length(Bin) of + {_Form,TagNo,V,Rest} -> + {{TagNo,V},Rest}; + _ -> + decode_primitive_incomplete(RestAlts,Bin) + end; +decode_primitive_incomplete([[alt,TagNo,Directives]|RestAlts],Bin) -> + case decode_tag_and_length(Bin) of + {Form,TagNo,V,Rest} -> + decode_incomplete2(Form,TagNo,V,Directives,Rest); + _ -> + decode_primitive_incomplete(RestAlts,Bin) + end; +decode_primitive_incomplete([[alt_parts,TagNo]],Bin) -> + case decode_tag_and_length(Bin) of + {_Form,TagNo,V,Rest} -> + {{TagNo,V},Rest}; + _ -> + asn1_NOVALUE + end; +decode_primitive_incomplete([[alt_parts,TagNo]|RestAlts],Bin) -> + case decode_tag_and_length(Bin) of + {_Form,TagNo,V,Rest} -> + {{TagNo,decode_parts_incomplete(V)},Rest}; + _ -> + decode_primitive_incomplete(RestAlts,Bin) + end; +decode_primitive_incomplete([[undec,_TagNo]|_RestTag],Bin) -> %incomlete decode + decode_incomplete_bin(Bin); +decode_primitive_incomplete([[parts,TagNo]|_RestTag],Bin) -> + case decode_tag_and_length(Bin) of + {_Form,TagNo,V,Rest} -> + {{TagNo,decode_parts_incomplete(V)},Rest}; + Err -> + {error,{asn1,"tag failure",TagNo,Err}} + end; +decode_primitive_incomplete([mandatory|RestTag],Bin) -> + {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), + decode_incomplete2(Form,TagNo,V,RestTag,Rest); +%% A choice that is a toptype or a mandatory component of a +%% SEQUENCE or SET. +decode_primitive_incomplete([[mandatory|Directives]],Bin) -> + {Form,TagNo,V,Rest} = decode_tag_and_length(Bin), + decode_incomplete2(Form,TagNo,V,Directives,Rest); +decode_primitive_incomplete([],Bin) -> + decode_primitive(Bin). + +%% decode_parts_incomplete/1 receives a number of values encoded in +%% sequence and returns the parts as unencoded binaries +decode_parts_incomplete(<<>>) -> + []; +decode_parts_incomplete(Bin) -> + {ok,Rest} = skip_tag(Bin), + {ok,Rest2} = skip_length_and_value(Rest), + LenPart = byte_size(Bin) - byte_size(Rest2), + <<Part:LenPart/binary,RestBin/binary>> = Bin, + [Part|decode_parts_incomplete(RestBin)]. + + +%% decode_incomplete2 checks if V is a value of a constructed or +%% primitive type, and continues the decode propeerly. +decode_incomplete2(_Form=2,TagNo,V,TagMatch,_) -> + %% constructed indefinite length + {Vlist,Rest2} = decode_constr_indef_incomplete(TagMatch,V,[]), + {{TagNo,Vlist},Rest2}; +decode_incomplete2(1,TagNo,V,[TagMatch],Rest) when is_list(TagMatch) -> + {{TagNo,decode_constructed_incomplete(TagMatch,V)},Rest}; +decode_incomplete2(1,TagNo,V,TagMatch,Rest) -> + {{TagNo,decode_constructed_incomplete(TagMatch,V)},Rest}; +decode_incomplete2(0,TagNo,V,_TagMatch,Rest) -> + {{TagNo,V},Rest}. + +decode_constructed_incomplete([Tags=[Ts]],Bin) when is_list(Ts) -> + decode_constructed_incomplete(Tags,Bin); +decode_constructed_incomplete(_TagMatch,<<>>) -> + []; +decode_constructed_incomplete([mandatory|RestTag],Bin) -> + {Tlv,Rest} = decode_primitive(Bin), + [Tlv|decode_constructed_incomplete(RestTag,Rest)]; +decode_constructed_incomplete(Directives=[[Alt,_]|_],Bin) + when Alt =:= alt_undec; Alt =:= alt; Alt =:= alt_parts -> + {_Form,TagNo,V,Rest} = decode_tag_and_length(Bin), + case incomplete_choice_alt(TagNo, Directives) of + {alt_undec,_} -> + LenA = byte_size(Bin) - byte_size(Rest), + <<A:LenA/binary,Rest/binary>> = Bin, + A; + {alt,InnerDirectives} -> + {Tlv,Rest} = decode_primitive_incomplete(InnerDirectives,V), + {TagNo,Tlv}; + {alt_parts,_} -> + [{TagNo,decode_parts_incomplete(V)}]; + no_match -> %% if a choice alternative was encoded that + %% was not specified in the config file, + %% thus decode component anonomous. + {Tlv,_}=decode_primitive(Bin), + Tlv + end; +decode_constructed_incomplete([TagNo|RestTag],Bin) -> + case decode_primitive_incomplete([TagNo],Bin) of + {Tlv,Rest} -> + [Tlv|decode_constructed_incomplete(RestTag,Rest)]; + asn1_NOVALUE -> + decode_constructed_incomplete(RestTag,Bin) + end; +decode_constructed_incomplete([],Bin) -> + {Tlv,Rest}=decode_primitive(Bin), + [Tlv|decode_constructed_incomplete([],Rest)]. + +decode_constr_indef_incomplete(_TagMatch,<<0,0,Rest/binary>>,Acc) -> + {lists:reverse(Acc),Rest}; +decode_constr_indef_incomplete([Tag|RestTags],Bin,Acc) -> + case decode_primitive_incomplete([Tag],Bin) of + {Tlv,Rest} -> + decode_constr_indef_incomplete(RestTags,Rest,[Tlv|Acc]); + asn1_NOVALUE -> + decode_constr_indef_incomplete(RestTags,Bin,Acc) + end. + + +decode_incomplete_bin(Bin) -> + {ok,Rest} = skip_tag(Bin), + {ok,Rest2} = skip_length_and_value(Rest), + IncLen = byte_size(Bin) - byte_size(Rest2), + <<IncBin:IncLen/binary,Ret/binary>> = Bin, + {IncBin,Ret}. + +incomplete_choice_alt(TagNo,[[Alt,TagNo]|Directives]) -> + {Alt,Directives}; +incomplete_choice_alt(TagNo,[D]) when is_list(D) -> + incomplete_choice_alt(TagNo,D); +incomplete_choice_alt(TagNo,[_H|Directives]) -> + incomplete_choice_alt(TagNo,Directives); +incomplete_choice_alt(_,[]) -> + no_match. + + +%% decode_selective(Pattern, Binary) the first argument is a pattern that tells +%% what to do with the next element the second is the BER encoded +%% message as a binary +%% Returns {ok,Value} or {error,Reason} +%% Value is a binary that in turn must be decoded to get the decoded +%% value. +decode_selective([],Binary) -> + {ok,Binary}; +decode_selective([skip|RestPattern],Binary)-> + {ok,RestBinary}=skip_tag(Binary), + {ok,RestBinary2}=skip_length_and_value(RestBinary), + decode_selective(RestPattern,RestBinary2); +decode_selective([[skip_optional,Tag]|RestPattern],Binary) -> + case skip_optional_tag(Tag,Binary) of + {ok,RestBinary} -> + {ok,RestBinary2}=skip_length_and_value(RestBinary), + decode_selective(RestPattern,RestBinary2); + missing -> + decode_selective(RestPattern,Binary) + end; +decode_selective([[choosen,Tag]],Binary) -> + return_value(Tag,Binary); +decode_selective([[choosen,Tag]|RestPattern],Binary) -> + case skip_optional_tag(Tag,Binary) of + {ok,RestBinary} -> + {ok,Value} = get_value(RestBinary), + decode_selective(RestPattern,Value); + missing -> + {ok,<<>>} + end; +decode_selective(P,_) -> + {error,{asn1,{partial_decode,"bad pattern",P}}}. + +return_value(Tag,Binary) -> + {ok,{Tag,RestBinary}}=get_tag(Binary), + {ok,{LenVal,_RestBinary2}} = get_length_and_value(RestBinary), + {ok,<<Tag/binary,LenVal/binary>>}. + + +%% skip_tag and skip_length_and_value are rutines used both by +%% decode_partial_incomplete and decode_selective (decode/2). + +skip_tag(<<_:3,31:5,Rest/binary>>)-> + skip_long_tag(Rest); +skip_tag(<<_:3,_Tag:5,Rest/binary>>) -> + {ok,Rest}. + +skip_long_tag(<<1:1,_:7,Rest/binary>>) -> + skip_long_tag(Rest); +skip_long_tag(<<0:1,_:7,Rest/binary>>) -> + {ok,Rest}. + +skip_optional_tag(<<>>,Binary) -> + {ok,Binary}; +skip_optional_tag(<<Tag,RestTag/binary>>,<<Tag,Rest/binary>>) -> + skip_optional_tag(RestTag,Rest); +skip_optional_tag(_,_) -> + missing. + + +skip_length_and_value(Binary) -> + case decode_length(Binary) of + {indefinite,RestBinary} -> + skip_indefinite_value(RestBinary); + {Length,RestBinary} -> + <<_:Length/unit:8,Rest/binary>> = RestBinary, + {ok,Rest} + end. + +skip_indefinite_value(<<0,0,Rest/binary>>) -> + {ok,Rest}; +skip_indefinite_value(Binary) -> + {ok,RestBinary}=skip_tag(Binary), + {ok,RestBinary2} = skip_length_and_value(RestBinary), + skip_indefinite_value(RestBinary2). + +get_value(Binary) -> + case decode_length(Binary) of + {indefinite,RestBinary} -> + get_indefinite_value(RestBinary,[]); + {Length,RestBinary} -> + <<Value:Length/binary,_Rest/binary>> = RestBinary, + {ok,Value} + end. + +get_indefinite_value(<<0,0,_Rest/binary>>,Acc) -> + {ok,list_to_binary(lists:reverse(Acc))}; +get_indefinite_value(Binary,Acc) -> + {ok,{Tag,RestBinary}}=get_tag(Binary), + {ok,{LenVal,RestBinary2}} = get_length_and_value(RestBinary), + get_indefinite_value(RestBinary2,[LenVal,Tag|Acc]). + +get_tag(<<H:1/binary,Rest/binary>>) -> + case H of + <<_:3,31:5>> -> + get_long_tag(Rest,[H]); + _ -> {ok,{H,Rest}} + end. +get_long_tag(<<H:1/binary,Rest/binary>>,Acc) -> + case H of + <<0:1,_:7>> -> + {ok,{list_to_binary(lists:reverse([H|Acc])),Rest}}; + _ -> + get_long_tag(Rest,[H|Acc]) + end. + +get_length_and_value(Bin = <<0:1,Length:7,_T/binary>>) -> + <<Len,Val:Length/binary,Rest/binary>> = Bin, + {ok,{<<Len,Val/binary>>, Rest}}; +get_length_and_value(Bin = <<1:1,0:7,_T/binary>>) -> + get_indefinite_length_and_value(Bin); +get_length_and_value(<<1:1,LL:7,T/binary>>) -> + <<Length:LL/unit:8,Rest/binary>> = T, + <<Value:Length/binary,Rest2/binary>> = Rest, + {ok,{<<1:1,LL:7,Length:LL/unit:8,Value/binary>>,Rest2}}. + +get_indefinite_length_and_value(<<H,T/binary>>) -> + get_indefinite_length_and_value(T,[H]). + +get_indefinite_length_and_value(<<0,0,Rest/binary>>,Acc) -> + {ok,{list_to_binary(lists:reverse(Acc)),Rest}}; +get_indefinite_length_and_value(Binary,Acc) -> + {ok,{Tag,RestBinary}}=get_tag(Binary), + {ok,{LenVal,RestBinary2}}=get_length_and_value(RestBinary), + get_indefinite_length_and_value(RestBinary2,[LenVal,Tag|Acc]). + + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% match_tags takes a Tlv (Tag, Length, Value) structure and matches +%% it with the tags in TagList. If the tags does not match the function +%% crashes otherwise it returns the remaining Tlv after that the tags have +%% been removed. +%% +%% match_tags(Tlv, TagList) +%% + +match_tags({T,V}, [T]) -> + V; +match_tags({T,V}, [T|Tt]) -> + match_tags(V,Tt); +match_tags([{T,V}], [T|Tt]) -> + match_tags(V, Tt); +match_tags([{T,_V}|_]=Vlist, [T]) -> + Vlist; +match_tags(Tlv, []) -> + Tlv; +match_tags({Tag,_V}=Tlv, [T|_Tt]) -> + exit({error,{asn1,{wrong_tag,{{expected,T},{got,Tag,Tlv}}}}}). + +%%% +%% skips components that do not match a tag in Tags +skip_ExtensionAdditions([], _Tags) -> + []; +skip_ExtensionAdditions([{Tag,_}|Rest]=TLV, Tags) -> + case [X || X=T <- Tags, T =:= Tag] of + [] -> + %% skip this TLV and continue with next + skip_ExtensionAdditions(Rest,Tags); + _ -> + TLV + end. + + +%%=============================================================================== +%% Decode a tag +%% +%% decode_tag(OctetListBuffer) -> {{Form, (Class bsl 16)+ TagNo}, RestOfBuffer, RemovedBytes} +%%=============================================================================== + +decode_tag_and_length(<<Class:2, Form:1, TagNo:5, 0:1, Length:7, V:Length/binary, RestBuffer/binary>>) when TagNo < 31 -> + {Form, (Class bsl 16) bor TagNo, V, RestBuffer}; +decode_tag_and_length(<<Class:2, 1:1, TagNo:5, 1:1, 0:7, T/binary>>) when TagNo < 31 -> + {2, (Class bsl 16) + TagNo, T, <<>>}; +decode_tag_and_length(<<Class:2, Form:1, TagNo:5, 1:1, LL:7, Length:LL/unit:8,V:Length/binary, T/binary>>) when TagNo < 31 -> + {Form, (Class bsl 16) bor TagNo, V, T}; +decode_tag_and_length(<<Class:2, Form:1, 31:5, 0:1, TagNo:7, 0:1, Length:7, V:Length/binary, RestBuffer/binary>>) -> + {Form, (Class bsl 16) bor TagNo, V, RestBuffer}; +decode_tag_and_length(<<Class:2, 1:1, 31:5, 0:1, TagNo:7, 1:1, 0:7, T/binary>>) -> + {2, (Class bsl 16) bor TagNo, T, <<>>}; +decode_tag_and_length(<<Class:2, Form:1, 31:5, 0:1, TagNo:7, 1:1, LL:7, Length:LL/unit:8, V:Length/binary, T/binary>>) -> + {Form, (Class bsl 16) bor TagNo, V, T}; +decode_tag_and_length(<<Class:2, Form:1, 31:5, 1:1, TagPart1:7, 0:1, TagPartLast, Buffer/binary>>) -> + TagNo = (TagPart1 bsl 7) bor TagPartLast, + {Length, RestBuffer} = decode_length(Buffer), + << V:Length/binary, RestBuffer2/binary>> = RestBuffer, + {Form, (Class bsl 16) bor TagNo, V, RestBuffer2}; +decode_tag_and_length(<<Class:2, Form:1, 31:5, Buffer/binary>>) -> + {TagNo, Buffer1} = decode_tag(Buffer, 0), + {Length, RestBuffer} = decode_length(Buffer1), + << V:Length/binary, RestBuffer2/binary>> = RestBuffer, + {Form, (Class bsl 16) bor TagNo, V, RestBuffer2}. + + + +%% last partial tag +decode_tag(<<0:1,PartialTag:7, Buffer/binary>>, TagAck) -> + TagNo = (TagAck bsl 7) bor PartialTag, + {TagNo, Buffer}; +% more tags +decode_tag(<<_:1,PartialTag:7, Buffer/binary>>, TagAck) -> + TagAck1 = (TagAck bsl 7) bor PartialTag, + decode_tag(Buffer, TagAck1). + +%%======================================================================= +%% +%% Encode all tags in the list Tags and return a possibly deep list of +%% bytes with tag and length encoded +%% The taglist must be in reverse order (fixed by the asn1 compiler) +%% e.g [T1,T2] will result in +%% {[EncodedT2,EncodedT1|BytesSoFar],LenSoFar+LenT2+LenT1} +%% + +encode_tags([Tag|Trest], BytesSoFar, LenSoFar) -> + {Bytes2,L2} = encode_length(LenSoFar), + encode_tags(Trest, [Tag,Bytes2|BytesSoFar], + LenSoFar + byte_size(Tag) + L2); +encode_tags([], BytesSoFar, LenSoFar) -> + {BytesSoFar,LenSoFar}. + +encode_tags(TagIn, {BytesSoFar,LenSoFar}) -> + encode_tags(TagIn, BytesSoFar, LenSoFar). + +%%=============================================================================== +%% +%% This comment is valid for all the encode/decode functions +%% +%% C = Constraint -> typically {'ValueRange',LowerBound,UpperBound} +%% used for PER-coding but not for BER-coding. +%% +%% Val = Value. If Val is an atom then it is a symbolic integer value +%% (i.e the atom must be one of the names in the NamedNumberList). +%% The NamedNumberList is used to translate the atom to an integer value +%% before encoding. +%% +%%=============================================================================== + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_open_type(Value) -> io_list (i.e nested list with integers, binaries) +%% Value = list of bytes of an already encoded value (the list must be flat) +%% | binary + +encode_open_type(Val, T) when is_list(Val) -> + encode_open_type(list_to_binary(Val), T); +encode_open_type(Val, []) -> + {Val,byte_size(Val)}; +encode_open_type(Val, Tag) -> + encode_tags(Tag, Val, byte_size(Val)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% decode_open_type(Tlv, TagIn) -> Value +%% Tlv = {Tag,V} | V where V -> binary() +%% TagIn = [TagVal] where TagVal -> int() +%% Value = binary with decoded data (which must be decoded again as some type) +%% +decode_open_type(Tlv, TagIn) -> + case match_tags(Tlv, TagIn) of + Bin when is_binary(Bin) -> + {InnerTlv,_} = ber_decode_nif(Bin), + InnerTlv; + TlvBytes -> TlvBytes + end. + +decode_open_type_as_binary(Tlv, TagIn)-> + ber_encode(match_tags(Tlv, TagIn)). + +%%=============================================================================== +%%=============================================================================== +%%=============================================================================== +%% Boolean, ITU_T X.690 Chapter 8.2 +%%=============================================================================== +%%=============================================================================== +%%=============================================================================== + +%%=============================================================================== +%% encode_boolean(Integer, ReversedTagList) -> {[Octet],Len} +%%=============================================================================== + +encode_boolean(true, TagIn) -> + encode_tags(TagIn, [16#FF],1); +encode_boolean(false, TagIn) -> + encode_tags(TagIn, [0],1); +encode_boolean(X,_) -> + exit({error,{asn1, {encode_boolean, X}}}). + + +%%=============================================================================== +%% decode_boolean(BuffList, HasTag, TotalLen) -> {true, Remain, RemovedBytes} | +%% {false, Remain, RemovedBytes} +%%=============================================================================== +decode_boolean(Tlv,TagIn) -> + Val = match_tags(Tlv, TagIn), + case Val of + <<0:8>> -> + false; + <<_:8>> -> + true; + _ -> + exit({error,{asn1, {decode_boolean, Val}}}) + end. + + +%%=========================================================================== +%% Integer, ITU_T X.690 Chapter 8.3 + +%% encode_integer(Constraint, Value, Tag) -> [octet list] +%% encode_integer(Constraint, Name, NamedNumberList, Tag) -> [octet list] +%% Value = INTEGER | {Name,INTEGER} +%% Tag = tag | notag +%%=========================================================================== + +encode_integer(Val, Tag) when is_integer(Val) -> + encode_tags(Tag, encode_integer(Val)); +encode_integer(Val, _Tag) -> + exit({error,{asn1,{encode_integer,Val}}}). + + +encode_integer(Val, NamedNumberList, Tag) when is_atom(Val) -> + case lists:keyfind(Val, 1, NamedNumberList) of + {_, NewVal} -> + encode_tags(Tag, encode_integer(NewVal)); + _ -> + exit({error,{asn1, {encode_integer_namednumber, Val}}}) + end; +encode_integer(Val, _NamedNumberList, Tag) -> + encode_tags(Tag, encode_integer(Val)). + +encode_integer(Val) -> + Bytes = + if + Val >= 0 -> + encode_integer_pos(Val, []); + true -> + encode_integer_neg(Val, []) + end, + {Bytes,length(Bytes)}. + +encode_integer_pos(0, [B|_Acc]=L) when B < 128 -> + L; +encode_integer_pos(N, Acc) -> + encode_integer_pos((N bsr 8), [N band 16#ff| Acc]). + +encode_integer_neg(-1, [B1|_T]=L) when B1 > 127 -> + L; +encode_integer_neg(N, Acc) -> + encode_integer_neg(N bsr 8, [N band 16#ff|Acc]). + +%%=============================================================================== +%% decode integer +%% (Buffer, Range, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} +%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> {Integer, Remain, RemovedBytes} +%%=============================================================================== + +decode_integer(Tlv, Range, NamedNumberList, TagIn) -> + V = match_tags(Tlv, TagIn), + Int = range_check_integer(decode_integer(V), Range), + number2name(Int, NamedNumberList). + +decode_integer(Tlv, Range, TagIn) -> + V = match_tags(Tlv, TagIn), + Int = decode_integer(V), + range_check_integer(Int, Range). + +decode_integer(Bin) -> + Len = byte_size(Bin), + <<Int:Len/signed-unit:8>> = Bin, + Int. + +range_check_integer(Int, Range) -> + case Range of + [] -> % No length constraint + Int; + {Lb,Ub} when Int >= Lb, Ub >= Int -> % variable length constraint + Int; + {_,_} -> + exit({error,{asn1,{integer_range,Range,Int}}}); + Int -> % fixed value constraint + Int; + SingleValue when is_integer(SingleValue) -> + exit({error,{asn1,{integer_range,Range,Int}}}); + _ -> % some strange constraint that we don't support yet + Int + end. + +number2name(Int, []) -> + Int; +number2name(Int, NamedNumberList) -> + case lists:keyfind(Int, 2, NamedNumberList) of + {NamedVal,_} -> + NamedVal; + _ -> + Int + end. + + +%%============================================================================ +%% Enumerated value, ITU_T X.690 Chapter 8.4 + +%% encode enumerated value +%%============================================================================ +encode_enumerated(Val, TagIn) when is_integer(Val) -> + encode_tags(TagIn, encode_integer(Val)). + +%%============================================================================ +%% decode enumerated value +%% (Buffer, Range, NamedNumberList, HasTag, TotalLen) -> Value +%%=========================================================================== +decode_enumerated(Tlv, NamedNumberList, Tags) -> + Buffer = match_tags(Tlv, Tags), + decode_enumerated_notag(Buffer, NamedNumberList, Tags). + +decode_enumerated_notag(Buffer, {NamedNumberList,ExtList}, _Tags) -> + IVal = decode_integer(Buffer), + case decode_enumerated1(IVal, NamedNumberList) of + {asn1_enum,IVal} -> + decode_enumerated1(IVal,ExtList); + EVal -> + EVal + end; +decode_enumerated_notag(Buffer, NNList, _Tags) -> + IVal = decode_integer(Buffer), + case decode_enumerated1(IVal, NNList) of + {asn1_enum,_} -> + exit({error,{asn1, {illegal_enumerated, IVal}}}); + EVal -> + EVal + end. + +decode_enumerated1(Val, NamedNumberList) -> + %% it must be a named integer + case lists:keyfind(Val, 2, NamedNumberList) of + {NamedVal, _} -> + NamedVal; + _ -> + {asn1_enum,Val} + end. + + +%%============================================================================ +%% Bitstring value, ITU_T X.690 Chapter 8.6 +%% +%% encode bitstring value +%% +%% bitstring NamedBitList +%% Val can be of: +%% - [identifiers] where only named identifers are set to one, +%% the Constraint must then have some information of the +%% bitlength. +%% - [list of ones and zeroes] all bits +%% - integer value representing the bitlist +%% C is constrint Len, only valid when identifiers +%%============================================================================ + +encode_bit_string(C, Bits, NamedBitList, TagIn) when is_bitstring(Bits) -> + PadLen = (8 - (bit_size(Bits) band 7)) band 7, + Compact = {PadLen,<<Bits/bitstring,0:PadLen>>}, + encode_bin_bit_string(C, Compact, NamedBitList, TagIn); +encode_bit_string(C,Bin={Unused,BinBits},NamedBitList,TagIn) when is_integer(Unused), is_binary(BinBits) -> + encode_bin_bit_string(C,Bin,NamedBitList,TagIn); +encode_bit_string(C, [FirstVal | RestVal], NamedBitList, TagIn) when is_atom(FirstVal) -> + encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn); + +encode_bit_string(C, [{bit,X} | RestVal], NamedBitList, TagIn) -> + encode_bit_string_named(C, [{bit,X} | RestVal], NamedBitList, TagIn); + +encode_bit_string(C, [FirstVal| RestVal], NamedBitList, TagIn) when is_integer(FirstVal) -> + encode_bit_string_bits(C, [FirstVal | RestVal], NamedBitList, TagIn); + +encode_bit_string(_C, 0, _NamedBitList, TagIn) -> + encode_tags(TagIn, <<0>>,1); + +encode_bit_string(_C, [], _NamedBitList, TagIn) -> + encode_tags(TagIn, <<0>>,1); + +encode_bit_string(C, IntegerVal, NamedBitList, TagIn) when is_integer(IntegerVal) -> + BitListVal = int_to_bitlist(IntegerVal), + encode_bit_string_bits(C, BitListVal, NamedBitList, TagIn). + + +int_to_bitlist(0) -> + []; +int_to_bitlist(Int) when is_integer(Int), Int >= 0 -> + [Int band 1 | int_to_bitlist(Int bsr 1)]. + + +%%================================================================= +%% Encode BIT STRING of the form {Unused,BinBits}. +%% Unused is the number of unused bits in the last byte in BinBits +%% and BinBits is a binary representing the BIT STRING. +%%================================================================= +encode_bin_bit_string(C,{Unused,BinBits},_NamedBitList,TagIn)-> + case get_constraint(C,'SizeConstraint') of + no -> + remove_unused_then_dotag(TagIn, Unused, BinBits); + {_Min,Max} -> + BBLen = (byte_size(BinBits)*8)-Unused, + if + BBLen > Max -> + exit({error,{asn1, + {bitstring_length, + {{was,BBLen},{maximum,Max}}}}}); + true -> + remove_unused_then_dotag(TagIn, Unused, BinBits) + end; + Size -> + case ((byte_size(BinBits)*8)-Unused) of + BBSize when BBSize =< Size -> + remove_unused_then_dotag(TagIn, Unused, BinBits); + BBSize -> + exit({error,{asn1, + {bitstring_length, + {{was,BBSize},{should_be,Size}}}}}) + end + end. + +remove_unused_then_dotag(TagIn,Unused,BinBits) -> + case Unused of + 0 when byte_size(BinBits) =:= 0 -> + encode_tags(TagIn, <<0>>, 1); + 0 -> + Bin = <<Unused,BinBits/binary>>, + encode_tags(TagIn, Bin, byte_size(Bin)); + Num -> + N = byte_size(BinBits)-1, + <<BBits:N/binary,LastByte>> = BinBits, + encode_tags(TagIn, + [Unused,binary_to_list(BBits) ++[(LastByte bsr Num) bsl Num]], + 1+byte_size(BinBits)) + end. + + +%%================================================================= +%% Encode named bits +%%================================================================= + +encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn) -> + ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), + Size = + case get_constraint(C,'SizeConstraint') of + no -> + lists:max(ToSetPos)+1; + {_Min,Max} -> + Max; + TSize -> + TSize + end, + BitList = make_and_set_list(Size, ToSetPos, 0), + {Len, Unused, OctetList} = encode_bitstring(BitList), + encode_tags(TagIn, [Unused|OctetList],Len+1). + + +%%---------------------------------------- +%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> +%% [sorted_list_of_bitpositions_to_set] +%%---------------------------------------- + +get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); +get_all_bitposes([Val | Rest], NamedBitList, Ack) when is_atom(Val) -> + case lists:keyfind(Val, 1, NamedBitList) of + {_ValName, ValPos} -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); + _ -> + exit({error,{asn1, {bitstring_namedbit, Val}}}) + end; +get_all_bitposes([], _NamedBitList, Ack) -> + lists:sort(Ack). + + +%%---------------------------------------- +%% make_and_set_list(Len of list to return, [list of positions to set to 1])-> +%% returns list of Len length, with all in SetPos set. +%% in positioning in list the first element is 0, the second 1 etc.., but +%% Len will make a list of length Len, not Len + 1. +%% BitList = make_and_set_list(C, ToSetPos, 0), +%%---------------------------------------- + +make_and_set_list(0, [], _) -> []; +make_and_set_list(0, _, _) -> + exit({error,{asn1,bitstring_sizeconstraint}}); +make_and_set_list(Len, [XPos|SetPos], XPos) -> + [1 | make_and_set_list(Len - 1, SetPos, XPos + 1)]; +make_and_set_list(Len, [Pos|SetPos], XPos) -> + [0 | make_and_set_list(Len - 1, [Pos | SetPos], XPos + 1)]; +make_and_set_list(Len, [], XPos) -> + [0 | make_and_set_list(Len - 1, [], XPos + 1)]. + + + + + + +%%================================================================= +%% Encode bit string for lists of ones and zeroes +%%================================================================= +encode_bit_string_bits(C, BitListVal, _NamedBitList, TagIn) when is_list(BitListVal) -> + case get_constraint(C,'SizeConstraint') of + no -> + {Len, Unused, OctetList} = encode_bitstring(BitListVal), + %%add unused byte to the Len + encode_tags(TagIn, [Unused | OctetList], Len+1); + Constr={Min,_Max} when is_integer(Min) -> + %% Max may be an integer or 'MAX' + encode_constr_bit_str_bits(Constr,BitListVal,TagIn); + {Constr={_,_},[]} ->%Constr={Min,Max} + %% constraint with extension mark + encode_constr_bit_str_bits(Constr,BitListVal,TagIn); + Constr={{_,_},{_,_}} ->%{{Min1,Max1},{Min2,Max2}} + %% constraint with extension mark + encode_constr_bit_str_bits(Constr,BitListVal,TagIn); + Size -> + case length(BitListVal) of + BitSize when BitSize == Size -> + {Len, Unused, OctetList} = encode_bitstring(BitListVal), + %%add unused byte to the Len + encode_tags(TagIn, [Unused | OctetList], Len+1); + BitSize when BitSize < Size -> + PaddedList = pad_bit_list(Size-BitSize,BitListVal), + {Len, Unused, OctetList} = encode_bitstring(PaddedList), + %%add unused byte to the Len + encode_tags(TagIn, [Unused | OctetList], Len+1); + BitSize -> + exit({error,{asn1, + {bitstring_length, {{was,BitSize},{should_be,Size}}}}}) + end + + end. + +encode_constr_bit_str_bits({{_Min1,Max1},{Min2,Max2}},BitListVal,TagIn) -> + BitLen = length(BitListVal), + case BitLen of + Len when Len > Max2 -> + exit({error,{asn1,{bitstring_length,{{was,BitLen}, + {maximum,Max2}}}}}); + Len when Len > Max1, Len < Min2 -> + exit({error,{asn1,{bitstring_length,{{was,BitLen}, + {not_allowed_interval, + Max1,Min2}}}}}); + _ -> + {Len, Unused, OctetList} = encode_bitstring(BitListVal), + %%add unused byte to the Len + encode_tags(TagIn, [Unused, OctetList], Len+1) + end; +encode_constr_bit_str_bits({Min,Max},BitListVal,TagIn) -> + BitLen = length(BitListVal), + if + BitLen > Max -> + exit({error,{asn1,{bitstring_length,{{was,BitLen}, + {maximum,Max}}}}}); + BitLen < Min -> + exit({error,{asn1,{bitstring_length,{{was,BitLen}, + {minimum,Max}}}}}); + true -> + {Len, Unused, OctetList} = encode_bitstring(BitListVal), + %%add unused byte to the Len + encode_tags(TagIn, [Unused, OctetList], Len+1) + end. + + +%% returns a list of length Size + length(BitListVal), with BitListVal +%% as the most significant elements followed by padded zero elements +pad_bit_list(Size, BitListVal) -> + Tail = lists:duplicate(Size,0), + lists:append(BitListVal, Tail). + +%%================================================================= +%% Do the actual encoding +%% ([bitlist]) -> {ListLen, UnusedBits, OctetList} +%%================================================================= + +encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest]) -> + Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor + (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, + encode_bitstring(Rest, [Val], 1); +encode_bitstring(Val) -> + {Unused, Octet} = unused_bitlist(Val, 7, 0), + {1, Unused, [Octet]}. + +encode_bitstring([B8, B7, B6, B5, B4, B3, B2, B1 | Rest], Ack, Len) -> + Val = (B8 bsl 7) bor (B7 bsl 6) bor (B6 bsl 5) bor (B5 bsl 4) bor + (B4 bsl 3) bor (B3 bsl 2) bor (B2 bsl 1) bor B1, + encode_bitstring(Rest, [Ack | [Val]], Len + 1); +%%even multiple of 8 bits.. +encode_bitstring([], Ack, Len) -> + {Len, 0, Ack}; +%% unused bits in last octet +encode_bitstring(Rest, Ack, Len) -> + {Unused, Val} = unused_bitlist(Rest, 7, 0), + {Len + 1, Unused, [Ack | [Val]]}. + +%%%%%%%%%%%%%%%%%% +%% unused_bitlist([list of ones and zeros <= 7], 7, []) -> +%% {Unused bits, Last octet with bits moved to right} +unused_bitlist([], Trail, Ack) -> + {Trail + 1, Ack}; +unused_bitlist([Bit | Rest], Trail, Ack) -> + unused_bitlist(Rest, Trail - 1, (Bit bsl Trail) bor Ack). + + +%%============================================================================ +%% decode bitstring value +%%============================================================================ + +decode_compact_bit_string(Buffer, Range, Tags) -> + case match_and_collect(Buffer, Tags) of + <<0>> -> + check_restricted_string({0,<<>>}, 0, Range); + <<Unused,Bits/binary>> -> + Val = {Unused,Bits}, + Len = bit_size(Bits) - Unused, + check_restricted_string(Val, Len, Range) + end. + +decode_legacy_bit_string(Buffer, Range, Tags) -> + Val = case match_and_collect(Buffer, Tags) of + <<0>> -> + []; + <<Unused,Bits/binary>> -> + decode_bitstring2(byte_size(Bits), Unused, Bits) + end, + check_restricted_string(Val, length(Val), Range). + +decode_native_bit_string(Buffer, Range, Tags) -> + case match_and_collect(Buffer, Tags) of + <<0>> -> + check_restricted_string(<<>>, 0, Range); + <<Unused,Bits/binary>> -> + Size = bit_size(Bits) - Unused, + <<Val:Size/bitstring,_:Unused/bitstring>> = Bits, + check_restricted_string(Val, Size, Range) + end. + +decode_named_bit_string(Buffer, NamedNumberList, Tags) -> + case match_and_collect(Buffer, Tags) of + <<0>> -> + []; + <<Unused,Bits/binary>> -> + BitString = decode_bitstring2(byte_size(Bits), Unused, Bits), + decode_bitstring_NNL(BitString, NamedNumberList) + end. + +%%---------------------------------------- +%% Decode the in buffer to bits +%%---------------------------------------- +decode_bitstring2(1, Unused, + <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,_/binary>>) -> + lists:sublist([B7,B6,B5,B4,B3,B2,B1,B0], 8-Unused); +decode_bitstring2(Len, Unused, + <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Buffer/binary>>) -> + [B7,B6,B5,B4,B3,B2,B1,B0| + decode_bitstring2(Len - 1, Unused, Buffer)]. + +%%---------------------------------------- +%% Decode the bitlist to names +%%---------------------------------------- + +decode_bitstring_NNL(BitList, NamedNumberList) -> + decode_bitstring_NNL(BitList, NamedNumberList, 0, []). + + +decode_bitstring_NNL([],_,_No,Result) -> + lists:reverse(Result); +decode_bitstring_NNL([B|BitList],[{Name,No}|NamedNumberList],No,Result) -> + if + B =:= 0 -> + decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result); + true -> + decode_bitstring_NNL(BitList,NamedNumberList,No+1,[Name|Result]) + end; +decode_bitstring_NNL([1|BitList],NamedNumberList,No,Result) -> + decode_bitstring_NNL(BitList,NamedNumberList,No+1,[{bit,No}|Result]); +decode_bitstring_NNL([0|BitList],NamedNumberList,No,Result) -> + decode_bitstring_NNL(BitList,NamedNumberList,No+1,Result). + +%%============================================================================ +%% Null value, ITU_T X.690 Chapter 8.8 +%% +%% encode NULL value +%%============================================================================ + +encode_null(_Val, TagIn) -> + encode_tags(TagIn, [], 0). + +%%============================================================================ +%% decode NULL value +%% (Buffer, HasTag, TotalLen) -> {NULL, Remain, RemovedBytes} +%%============================================================================ + +decode_null(Tlv, Tags) -> + Val = match_tags(Tlv, Tags), + case Val of + <<>> -> + 'NULL'; + _ -> + exit({error,{asn1,{decode_null,Val}}}) + end. + +%%============================================================================ +%% Object identifier, ITU_T X.690 Chapter 8.19 +%% +%% encode Object Identifier value +%%============================================================================ + +encode_object_identifier(Val, TagIn) -> + encode_tags(TagIn, e_object_identifier(Val)). + +e_object_identifier({'OBJECT IDENTIFIER', V}) -> + e_object_identifier(V); +e_object_identifier(V) when is_tuple(V) -> + e_object_identifier(tuple_to_list(V)); + +%%%%%%%%%%%%%%% +%% e_object_identifier([List of Obect Identifiers]) -> +%% {[Encoded Octetlist of ObjIds], IntLength} +%% +e_object_identifier([E1,E2|Tail]) -> + Head = 40*E1 + E2, % wow! + {H,Lh} = mk_object_val(Head), + {R,Lr} = lists:mapfoldl(fun enc_obj_id_tail/2, 0, Tail), + {[H|R],Lh+Lr}. + +enc_obj_id_tail(H, Len) -> + {B,L} = mk_object_val(H), + {B,Len+L}. + + +%%%%%%%%%%% +%% mk_object_val(Value) -> {OctetList, Len} +%% returns a Val as a list of octets, the 8th bit is always set to one +%% except for the last octet, where it's 0 +%% + + +mk_object_val(Val) when Val =< 127 -> + {[255 band Val], 1}; +mk_object_val(Val) -> + mk_object_val(Val bsr 7, [Val band 127], 1). +mk_object_val(0, Ack, Len) -> + {Ack, Len}; +mk_object_val(Val, Ack, Len) -> + mk_object_val(Val bsr 7, [((Val band 127) bor 128) | Ack], Len + 1). + + + +%%============================================================================ +%% decode Object Identifier value +%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} +%%============================================================================ + +decode_object_identifier(Tlv, Tags) -> + Val = match_tags(Tlv, Tags), + [AddedObjVal|ObjVals] = dec_subidentifiers(Val,0,[]), + {Val1, Val2} = if + AddedObjVal < 40 -> + {0, AddedObjVal}; + AddedObjVal < 80 -> + {1, AddedObjVal - 40}; + true -> + {2, AddedObjVal - 80} + end, + list_to_tuple([Val1, Val2 | ObjVals]). + +dec_subidentifiers(<<>>,_Av,Al) -> + lists:reverse(Al); +dec_subidentifiers(<<1:1,H:7,T/binary>>,Av,Al) -> + dec_subidentifiers(T,(Av bsl 7) + H,Al); +dec_subidentifiers(<<H,T/binary>>,Av,Al) -> + dec_subidentifiers(T,0,[((Av bsl 7) + H)|Al]). + +%%============================================================================ +%% RELATIVE-OID, ITU_T X.690 Chapter 8.20 +%% +%% encode Relative Object Identifier +%%============================================================================ + +encode_relative_oid(Val,TagIn) when is_tuple(Val) -> + encode_relative_oid(tuple_to_list(Val),TagIn); +encode_relative_oid(Val,TagIn) -> + encode_tags(TagIn, enc_relative_oid(Val)). + +enc_relative_oid(Tuple) when is_tuple(Tuple) -> + enc_relative_oid(tuple_to_list(Tuple)); +enc_relative_oid(Val) -> + lists:mapfoldl(fun(X,AccIn) -> + {SO,L} = mk_object_val(X), + {SO,L+AccIn} + end, 0, Val). + +%%============================================================================ +%% decode Relative Object Identifier value +%% (Buffer, HasTag, TotalLen) -> {{ObjId}, Remain, RemovedBytes} +%%============================================================================ +decode_relative_oid(Tlv, Tags) -> + Val = match_tags(Tlv, Tags), + ObjVals = dec_subidentifiers(Val,0,[]), + list_to_tuple(ObjVals). + +%%============================================================================ +%% Restricted character string types, ITU_T X.690 Chapter 8.20 +%% +%% encode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings +%%============================================================================ +encode_restricted_string(OctetList, TagIn) when is_binary(OctetList) -> + encode_tags(TagIn, OctetList, byte_size(OctetList)); +encode_restricted_string(OctetList, TagIn) when is_list(OctetList) -> + encode_tags(TagIn, OctetList, length(OctetList)). + +%%============================================================================ +%% decode Numeric Printable Teletex Videotex Visible IA5 Graphic General strings +%%============================================================================ + +decode_restricted_string(Tlv, TagsIn) -> + Bin = match_and_collect(Tlv, TagsIn), + binary_to_list(Bin). + +decode_restricted_string(Tlv, Range, TagsIn) -> + Bin = match_and_collect(Tlv, TagsIn), + check_restricted_string(binary_to_list(Bin), byte_size(Bin), Range). + +check_restricted_string(Val, StrLen, Range) -> + case Range of + {Lb,Ub} when StrLen >= Lb, Ub >= StrLen -> % variable length constraint + Val; + {{Lb,_Ub},[]} when StrLen >= Lb -> + Val; + {{Lb,_Ub},_Ext=[Min|_]} when StrLen >= Lb; StrLen >= Min -> + Val; + {{Lb1,Ub1},{Lb2,Ub2}} when StrLen >= Lb1, StrLen =< Ub1; + StrLen =< Ub2, StrLen >= Lb2 -> + Val; + StrLen -> % fixed length constraint + Val; + {_,_} -> + exit({error,{asn1,{length,Range,Val}}}); + _Len when is_integer(_Len) -> + exit({error,{asn1,{length,Range,Val}}}); + _ -> % some strange constraint that we don't support yet + Val + end. + + +%%============================================================================ +%% encode Universal string +%%============================================================================ + +encode_universal_string(Universal, TagIn) -> + OctetList = mk_uni_list(Universal), + encode_tags(TagIn, OctetList, length(OctetList)). + +mk_uni_list(In) -> + mk_uni_list(In,[]). + +mk_uni_list([],List) -> + lists:reverse(List); +mk_uni_list([{A,B,C,D}|T],List) -> + mk_uni_list(T,[D,C,B,A|List]); +mk_uni_list([H|T],List) -> + mk_uni_list(T,[H,0,0,0|List]). + +%%=========================================================================== +%% decode Universal strings +%% (Buffer, Range, StringType, HasTag, LenIn) -> +%% {String, Remain, RemovedBytes} +%%=========================================================================== + +decode_universal_string(Buffer, Range, Tags) -> + Bin = match_and_collect(Buffer, Tags), + Val = mk_universal_string(binary_to_list(Bin)), + check_restricted_string(Val, length(Val), Range). + +mk_universal_string(In) -> + mk_universal_string(In, []). + +mk_universal_string([], Acc) -> + lists:reverse(Acc); +mk_universal_string([0,0,0,D|T], Acc) -> + mk_universal_string(T, [D|Acc]); +mk_universal_string([A,B,C,D|T], Acc) -> + mk_universal_string(T, [{A,B,C,D}|Acc]). + + +%%============================================================================ +%% encode UTF8 string +%%============================================================================ + +encode_UTF8_string(UTF8String, TagIn) when is_binary(UTF8String) -> + encode_tags(TagIn, UTF8String, byte_size(UTF8String)); +encode_UTF8_string(UTF8String, TagIn) -> + encode_tags(TagIn, UTF8String, length(UTF8String)). + + +%%============================================================================ +%% decode UTF8 string +%%============================================================================ + +decode_UTF8_string(Tlv,TagsIn) -> + Val = match_tags(Tlv, TagsIn), + case Val of + [_|_]=PartList -> % constructed val + collect_parts(PartList); + Bin -> + Bin + end. + + +%%============================================================================ +%% encode BMP string +%%============================================================================ + +encode_BMP_string(BMPString, TagIn) -> + OctetList = mk_BMP_list(BMPString), + encode_tags(TagIn, OctetList, length(OctetList)). + +mk_BMP_list(In) -> + mk_BMP_list(In, []). + +mk_BMP_list([],List) -> + lists:reverse(List); +mk_BMP_list([{0,0,C,D}|T], List) -> + mk_BMP_list(T, [D,C|List]); +mk_BMP_list([H|T], List) -> + mk_BMP_list(T, [H,0|List]). + +%%============================================================================ +%% decode (OctetList, Range(ignored), tag|notag) -> {ValList, RestList} +%% (Buffer, Range, StringType, HasTag, TotalLen) -> +%% {String, Remain, RemovedBytes} +%%============================================================================ +decode_BMP_string(Buffer, Range, Tags) -> + Bin = match_and_collect(Buffer, Tags), + Val = mk_BMP_string(binary_to_list(Bin)), + check_restricted_string(Val, length(Val), Range). + +mk_BMP_string(In) -> + mk_BMP_string(In,[]). + +mk_BMP_string([], US) -> + lists:reverse(US); +mk_BMP_string([0,B|T], US) -> + mk_BMP_string(T, [B|US]); +mk_BMP_string([C,D|T], US) -> + mk_BMP_string(T, [{0,0,C,D}|US]). + + +%%============================================================================ +%% Generalized time, ITU_T X.680 Chapter 39 +%% +%% encode Generalized time +%%============================================================================ + +encode_generalized_time(OctetList, TagIn) -> + encode_tags(TagIn, OctetList, length(OctetList)). + +%%============================================================================ +%% decode Generalized time +%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} +%%============================================================================ + +decode_generalized_time(Tlv, _Range, Tags) -> + Val = match_tags(Tlv, Tags), + NewVal = case Val of + [_H|_T]=PartList -> % constructed + collect_parts(PartList); + Bin -> + Bin + end, + binary_to_list(NewVal). + +%%============================================================================ +%% Universal time, ITU_T X.680 Chapter 40 +%% +%% encode UTC time +%%============================================================================ + +encode_utc_time(OctetList, TagIn) -> + encode_tags(TagIn, OctetList, length(OctetList)). + +%%============================================================================ +%% decode UTC time +%% (Buffer, Range, HasTag, TotalLen) -> {String, Remain, RemovedBytes} +%%============================================================================ + +decode_utc_time(Tlv, _Range, Tags) -> + Val = match_tags(Tlv, Tags), + NewVal = case Val of + [_|_]=PartList -> % constructed + collect_parts(PartList); + Bin -> + Bin + end, + binary_to_list(NewVal). + + +%%============================================================================ +%% Length handling +%% +%% Encode length +%% +%% encode_length(Int) -> +%% [<127]| [128 + Int (<127),OctetList] | [16#80] +%%============================================================================ + +encode_length(L) when L =< 16#7F -> + {[L],1}; +encode_length(L) -> + Oct = minimum_octets(L), + Len = length(Oct), + if + Len =< 126 -> + {[16#80 bor Len|Oct],Len+1}; + true -> + exit({error,{asn1, too_long_length_oct, Len}}) + end. + +%% Val must be >= 0 +minimum_octets(Val) -> + minimum_octets(Val, []). + +minimum_octets(0, Acc) -> + Acc; +minimum_octets(Val, Acc) -> + minimum_octets(Val bsr 8, [Val band 16#FF|Acc]). + + +%%=========================================================================== +%% Decode length +%% +%% decode_length(OctetList) -> {{indefinite, RestOctetsL}, NoRemovedBytes} | +%% {{Length, RestOctetsL}, NoRemovedBytes} +%%=========================================================================== + +decode_length(<<1:1,0:7,T/binary>>) -> + {indefinite,T}; +decode_length(<<0:1,Length:7,T/binary>>) -> + {Length,T}; +decode_length(<<1:1,LL:7,Length:LL/unit:8,T/binary>>) -> + {Length,T}. + +%% dynamicsort_SET_components(Arg) -> +%% Res Arg -> list() +%% Res -> list() +%% Sorts the elements in Arg according to the encoded tag in +%% increasing order. +dynamicsort_SET_components(ListOfEncCs) -> + TagBinL = [begin + Bin = list_to_binary(L), + {dynsort_decode_tag(Bin),Bin} + end || L <- ListOfEncCs], + [E || {_,E} <- lists:keysort(1, TagBinL)]. + +%% dynamicsort_SETOF(Arg) -> Res +%% Arg -> list() +%% Res -> list() +%% Sorts the elements in Arg in increasing size +dynamicsort_SETOF(ListOfEncVal) -> + BinL = lists:map(fun(L) when is_list(L) -> list_to_binary(L); + (B) -> B end, ListOfEncVal), + lists:sort(BinL). + +%% multiple octet tag +dynsort_decode_tag(<<Class:2,_Form:1,31:5,Buffer/binary>>) -> + TagNum = dynsort_decode_tag(Buffer, 0), + {Class,TagNum}; + +%% single tag (< 31 tags) +dynsort_decode_tag(<<Class:2,_Form:1,TagNum:5,_/binary>>) -> + {Class,TagNum}. + +dynsort_decode_tag(<<0:1,PartialTag:7,_/binary>>, TagAcc) -> + (TagAcc bsl 7) bor PartialTag; +dynsort_decode_tag(<<_:1,PartialTag:7,Buffer/binary>>, TagAcc0) -> + TagAcc = (TagAcc0 bsl 7) bor PartialTag, + dynsort_decode_tag(Buffer, TagAcc). + + +%%------------------------------------------------------------------------- +%% INTERNAL HELPER FUNCTIONS (not exported) +%%------------------------------------------------------------------------- + +match_and_collect(Tlv, TagsIn) -> + Val = match_tags(Tlv, TagsIn), + case Val of + [_|_]=PartList -> % constructed val + collect_parts(PartList); + Bin when is_binary(Bin) -> + Bin + end. + +get_constraint(C, Key) -> + case lists:keyfind(Key, 1, C) of + false -> + no; + {_,V} -> + V + end. + +collect_parts(TlvList) -> + collect_parts(TlvList, []). + +collect_parts([{_,L}|Rest], Acc) when is_list(L) -> + collect_parts(Rest, [collect_parts(L)|Acc]); +collect_parts([{?N_BIT_STRING,<<Unused,Bits/binary>>}|Rest], _Acc) -> + collect_parts_bit(Rest, [Bits], Unused); +collect_parts([{_T,V}|Rest], Acc) -> + collect_parts(Rest, [V|Acc]); +collect_parts([], Acc) -> + list_to_binary(lists:reverse(Acc)). + +collect_parts_bit([{?N_BIT_STRING,<<Unused,Bits/binary>>}|Rest], Acc, Uacc) -> + collect_parts_bit(Rest, [Bits|Acc], Unused+Uacc); +collect_parts_bit([], Acc, Uacc) -> + list_to_binary([Uacc|lists:reverse(Acc)]). diff --git a/lib/asn1/src/asn1rtt_check.erl b/lib/asn1/src/asn1rtt_check.erl new file mode 100644 index 0000000000..e78b65a8fb --- /dev/null +++ b/lib/asn1/src/asn1rtt_check.erl @@ -0,0 +1,276 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +-module(asn1rtt_check). + +-export([check_bool/2, + check_int/3, + check_bitstring/3, + check_octetstring/2, + check_null/2, + check_objectidentifier/2, + check_objectdescriptor/2, + check_real/2, + check_enum/3, + check_restrictedstring/2]). + +check_bool(_Bool, asn1_DEFAULT) -> + true; +check_bool(Bool, Bool) when is_boolean(Bool) -> + true; +check_bool(_Bool1, Bool2) -> + throw({error,Bool2}). + +check_int(_, asn1_DEFAULT, _) -> + true; +check_int(Value, Value, _) when is_integer(Value) -> + true; +check_int(DefValue, Value, NNL) when is_atom(Value) -> + case lists:keyfind(Value, 1, NNL) of + {_,DefValue} -> + true; + _ -> + throw({error,DefValue}) + end; +check_int(DefaultValue, _Value, _) -> + throw({error,DefaultValue}). + +%% Two equal lists or integers +check_bitstring(_, asn1_DEFAULT, _) -> + true; +check_bitstring(V, V, _) -> + true; +%% Default value as a list of 1 and 0 and user value as an integer +check_bitstring(L=[H|T], Int, _) when is_integer(Int), is_integer(H) -> + case bit_list_to_int(L, length(T)) of + Int -> true; + _ -> throw({error,L,Int}) + end; +%% Default value as an integer, val as list +check_bitstring(Int, Val, NBL) when is_integer(Int), is_list(Val) -> + BL = int_to_bit_list(Int, [], length(Val)), + check_bitstring(BL, Val, NBL); +%% Default value and user value as lists of ones and zeros +check_bitstring(L1=[H1|_T1], L2=[H2|_T2], NBL=[_H|_T]) when is_integer(H1), is_integer(H2) -> + L2new = remove_trailing_zeros(L2), + check_bitstring(L1, L2new, NBL); +%% Default value as a list of 1 and 0 and user value as a list of atoms +check_bitstring(L1=[H1|_T1], L2=[H2|_T2], NBL) when is_integer(H1), is_atom(H2) -> + L3 = bit_list_to_nbl(L1, NBL, 0, []), + check_bitstring(L3, L2, NBL); +%% Both default value and user value as a list of atoms +check_bitstring(L1=[H1|T1], L2=[H2|_T2], _) + when is_atom(H1), is_atom(H2), length(L1) =:= length(L2) -> + case lists:member(H1, L2) of + true -> + check_bitstring1(T1, L2); + false -> throw({error,L2}) + end; +%% Default value as a list of atoms and user value as a list of 1 and 0 +check_bitstring(L1=[H1|_T1], L2=[H2|_T2], NBL) when is_atom(H1), is_integer(H2) -> + L3 = bit_list_to_nbl(L2, NBL, 0, []), + check_bitstring(L1, L3, NBL); +%% User value in compact format +check_bitstring(DefVal,CBS={_,_}, NBL) -> + NewVal = cbs_to_bit_list(CBS), + check_bitstring(DefVal, NewVal, NBL); +check_bitstring(DV, V, _) -> + throw({error,DV,V}). + + +bit_list_to_int([0|Bs], ShL)-> + bit_list_to_int(Bs, ShL-1) + 0; +bit_list_to_int([1|Bs], ShL) -> + bit_list_to_int(Bs, ShL-1) + (1 bsl ShL); +bit_list_to_int([], _) -> + 0. + +int_to_bit_list(0, Acc, 0) -> + Acc; +int_to_bit_list(Int, Acc, Len) -> + int_to_bit_list(Int bsr 1, [Int band 1|Acc], Len - 1). + +bit_list_to_nbl([0|T], NBL, Pos, Acc) -> + bit_list_to_nbl(T, NBL, Pos+1, Acc); +bit_list_to_nbl([1|T], NBL, Pos, Acc) -> + case lists:keyfind(Pos, 2, NBL) of + {N,_} -> + bit_list_to_nbl(T, NBL, Pos+1, [N|Acc]); + _ -> + throw({error,{no,named,element,at,pos,Pos}}) + end; +bit_list_to_nbl([], _, _, Acc) -> + Acc. + +remove_trailing_zeros(L2) -> + remove_trailing_zeros1(lists:reverse(L2)). +remove_trailing_zeros1(L) -> + lists:reverse(lists:dropwhile(fun(0)->true; + (_) ->false + end, + L)). + +check_bitstring1([H|T], NBL) -> + case lists:member(H, NBL) of + true -> check_bitstring1(T, NBL); + V -> throw({error,V}) + end; +check_bitstring1([], _) -> + true. + +cbs_to_bit_list({Unused, <<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1,Rest/binary>>}) when byte_size(Rest) >= 1 -> + [B7,B6,B5,B4,B3,B2,B1,B0|cbs_to_bit_list({Unused,Rest})]; +cbs_to_bit_list({0,<<B7:1,B6:1,B5:1,B4:1,B3:1,B2:1,B1:1,B0:1>>}) -> + [B7,B6,B5,B4,B3,B2,B1,B0]; +cbs_to_bit_list({Unused,Bin}) when byte_size(Bin) =:= 1 -> + Used = 8-Unused, + <<Int:Used,_:Unused>> = Bin, + int_to_bit_list(Int, [], Used). + + +check_octetstring(_, asn1_DEFAULT) -> + true; +check_octetstring(L, L) -> + true; +check_octetstring(L, Int) when is_list(L), is_integer(Int) -> + case integer_to_octetlist(Int) of + L -> true; + V -> throw({error,V}) + end; +check_octetstring(_, V) -> + throw({error,V}). + +integer_to_octetlist(Int) -> + integer_to_octetlist(Int, []). +integer_to_octetlist(0, Acc) -> + Acc; +integer_to_octetlist(Int, Acc) -> + integer_to_octetlist(Int bsr 8, [(Int band 255)|Acc]). + +check_null(_, asn1_DEFAULT) -> + true; +check_null('NULL', 'NULL') -> + true; +check_null(_, V) -> + throw({error,V}). + +check_objectidentifier(_, asn1_DEFAULT) -> + true; +check_objectidentifier(OI, OI) -> + true; +check_objectidentifier(DOI, OI) when is_tuple(DOI), is_tuple(OI) -> + check_objectidentifier1(tuple_to_list(DOI), tuple_to_list(OI)); +check_objectidentifier(_, OI) -> + throw({error,OI}). + +check_objectidentifier1([V|Rest1], [V|Rest2]) -> + check_objectidentifier1(Rest1, Rest2, V); +check_objectidentifier1([V1|Rest1], [V2|Rest2]) -> + case reserved_objectid(V2, []) of + V1 -> + check_objectidentifier1(Rest1, Rest2, [V1]); + V -> + throw({error,V}) + end. +check_objectidentifier1([V|Rest1], [V|Rest2], Above) -> + check_objectidentifier1(Rest1, Rest2, [V|Above]); +check_objectidentifier1([V1|Rest1], [V2|Rest2], Above) -> + case reserved_objectid(V2, Above) of + V1 -> + check_objectidentifier1(Rest1, Rest2, [V1|Above]); + V -> + throw({error,V}) + end; +check_objectidentifier1([], [], _) -> + true; +check_objectidentifier1(_, V, _) -> + throw({error,object,identifier,V}). + +%% ITU-T Rec. X.680 Annex B - D +reserved_objectid('itu-t', []) -> 0; +reserved_objectid('ccitt', []) -> 0; +%% arcs below "itu-t" +reserved_objectid('recommendation', [0]) -> 0; +reserved_objectid('question', [0]) -> 1; +reserved_objectid('administration', [0]) -> 2; +reserved_objectid('network-operator', [0]) -> 3; +reserved_objectid('identified-organization', [0]) -> 4; + +reserved_objectid(iso, []) -> 1; +%% arcs below "iso", note that number 1 is not used +reserved_objectid('standard', [1]) -> 0; +reserved_objectid('member-body', [1]) -> 2; +reserved_objectid('identified-organization', [1]) -> 3; + +reserved_objectid('joint-iso-itu-t', []) -> 2; +reserved_objectid('joint-iso-ccitt', []) -> 2; + +reserved_objectid(_, _) -> false. + + +check_objectdescriptor(_, asn1_DEFAULT) -> + true; +check_objectdescriptor(OD, OD) -> + true; +check_objectdescriptor(OD, OD) -> + throw({error,{not_implemented_yet,check_objectdescriptor}}). + +check_real(_, asn1_DEFAULT) -> + true; +check_real(R, R) -> + true; +check_real(_, _) -> + throw({error,{not_implemented_yet,check_real}}). + +check_enum(_, asn1_DEFAULT, _) -> + true; +check_enum(Val, Val, _) -> + true; +check_enum(Int, Atom, Enumerations) when is_integer(Int), is_atom(Atom) -> + case lists:keyfind(Atom, 1, Enumerations) of + {_,Int} -> true; + _ -> throw({error,{enumerated,Int,Atom}}) + end; +check_enum(DefVal, Val, _) -> + throw({error,{enumerated,DefVal,Val}}). + + +check_restrictedstring(_, asn1_DEFAULT) -> + true; +check_restrictedstring(Val, Val) -> + true; +check_restrictedstring([V|Rest1], [V|Rest2]) -> + check_restrictedstring(Rest1, Rest2); +check_restrictedstring([V1|Rest1], [V2|Rest2]) -> + check_restrictedstring(V1, V2), + check_restrictedstring(Rest1, Rest2); +%% tuple format of value +check_restrictedstring({V1,V2}, [V1,V2]) -> + true; +check_restrictedstring([V1,V2], {V1,V2}) -> + true; +%% quadruple format of value +check_restrictedstring({V1,V2,V3,V4}, [V1,V2,V3,V4]) -> + true; +check_restrictedstring([V1,V2,V3,V4], {V1,V2,V3,V4}) -> + true; +%% character string list +check_restrictedstring(V1, V2) when is_list(V1), is_tuple(V2) -> + check_restrictedstring(V1, tuple_to_list(V2)); +check_restrictedstring(V1, V2) -> + throw({error,{restricted,string,V1,V2}}). diff --git a/lib/asn1/src/asn1rtt_ext.erl b/lib/asn1/src/asn1rtt_ext.erl new file mode 100644 index 0000000000..46adb2007d --- /dev/null +++ b/lib/asn1/src/asn1rtt_ext.erl @@ -0,0 +1,72 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-module(asn1rtt_ext). +-export([transform_to_EXTERNAL1990/1,transform_to_EXTERNAL1994/1]). + +transform_to_EXTERNAL1990({_,_,_,_}=Val) -> + transform_to_EXTERNAL1990(tuple_to_list(Val), []); +transform_to_EXTERNAL1990(Val) when is_tuple(Val) -> + %% Data already in ASN1 1990 format + Val. + +transform_to_EXTERNAL1990(['EXTERNAL'|Rest], Acc) -> + transform_to_EXTERNAL1990(Rest, ['EXTERNAL'|Acc]); +transform_to_EXTERNAL1990([{syntax,Syntax}|Rest], Acc) -> + transform_to_EXTERNAL1990(Rest, [asn1_NOVALUE,Syntax|Acc]); +transform_to_EXTERNAL1990([{'presentation-context-id',PCid}|Rest], Acc) -> + transform_to_EXTERNAL1990(Rest, [PCid,asn1_NOVALUE|Acc]); +transform_to_EXTERNAL1990([{'context-negotiation',Context_negot}|Rest], Acc) -> + {_,Presentation_Cid,Transfer_syntax} = Context_negot, + transform_to_EXTERNAL1990(Rest, [Presentation_Cid,Transfer_syntax|Acc]); +transform_to_EXTERNAL1990([asn1_NOVALUE|Rest], Acc) -> + transform_to_EXTERNAL1990(Rest, [asn1_NOVALUE|Acc]); +transform_to_EXTERNAL1990([Data_val_desc,Data_value], Acc) + when is_list(Data_value)-> + list_to_tuple(lists:reverse([{'octet-aligned',Data_value}, + Data_val_desc|Acc])); +transform_to_EXTERNAL1990([Data_val_desc,Data_value], Acc) + when is_binary(Data_value) -> + list_to_tuple(lists:reverse([{'single-ASN1-type',Data_value}, + Data_val_desc|Acc])); +transform_to_EXTERNAL1990([Data_value], Acc) + when is_list(Data_value); is_binary(Data_value) -> + list_to_tuple(lists:reverse([{'octet-aligned',Data_value}|Acc])). + + +transform_to_EXTERNAL1994({'EXTERNAL',DRef,IndRef,Data_v_desc,Encoding}=V) -> + Identification = + case {DRef,IndRef} of + {DRef,asn1_NOVALUE} -> + {syntax,DRef}; + {asn1_NOVALUE,IndRef} -> + {'presentation-context-id',IndRef}; + _ -> + {'context-negotiation', + {'EXTERNAL_identification_context-negotiation',IndRef,DRef}} + end, + case Encoding of + {'octet-aligned',Val} when is_list(Val); is_binary(Val) -> + %% Transform to the EXTERNAL 1994 definition. + {'EXTERNAL',Identification,Data_v_desc,Val}; + _ -> + %% Keep the EXTERNAL 1990 definition to avoid losing + %% information. + V + end. diff --git a/lib/asn1/src/asn1rtt_per.erl b/lib/asn1/src/asn1rtt_per.erl new file mode 100644 index 0000000000..aa6cf4da0a --- /dev/null +++ b/lib/asn1/src/asn1rtt_per.erl @@ -0,0 +1,979 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +-module(asn1rtt_per). + +-export([setext/1, fixextensions/2, + skipextensions/3, getbit/1, getchoice/3, + set_choice/3,encode_integer/2, + encode_small_number/1, + encode_constrained_number/2, + encode_length/1, + encode_length/2, + encode_bit_string/3, + encode_object_identifier/1, + encode_relative_oid/1, + complete/1, + encode_open_type/1, + encode_GeneralString/2, + encode_GraphicString/2, + encode_TeletexString/2, + encode_VideotexString/2, + encode_ObjectDescriptor/2, + encode_UTF8String/1, + encode_octet_string/3, + encode_known_multiplier_string/4, + octets_to_complete/2]). + +-define('16K',16384). +-define('32K',32768). +-define('64K',65536). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% setext(true|false) -> CompleteList +%% + +setext(false) -> + [0]; +setext(true) -> + [1]. + +fixextensions({ext,ExtPos,ExtNum},Val) -> + case fixextensions(ExtPos,ExtNum+ExtPos,Val,0) of + 0 -> []; + ExtBits -> + [encode_small_length(ExtNum)|pre_complete_bits(ExtNum,ExtBits)] + end. + +fixextensions(Pos,MaxPos,_,Acc) when Pos >= MaxPos -> + Acc; +fixextensions(Pos,ExtPos,Val,Acc) -> + Bit = case catch(element(Pos+1,Val)) of + asn1_NOVALUE -> + 0; + asn1_NOEXTVALUE -> + 0; + {'EXIT',_} -> + 0; + _ -> + 1 + end, + fixextensions(Pos+1,ExtPos,Val,(Acc bsl 1)+Bit). + +skipextensions(Bytes0, Nr, ExtensionBitstr) when is_bitstring(ExtensionBitstr) -> + Prev = Nr - 1, + case ExtensionBitstr of + <<_:Prev,1:1,_/bitstring>> -> + {Len,Bytes1} = decode_length(Bytes0), + <<_:Len/binary,Bytes2/bitstring>> = Bytes1, + skipextensions(Bytes2, Nr+1, ExtensionBitstr); + <<_:Prev,0:1,_/bitstring>> -> + skipextensions(Bytes0, Nr+1, ExtensionBitstr); + _ -> + Bytes0 + end. + + +getchoice(Bytes, 1, 0) -> % only 1 alternative is not encoded + {0,Bytes}; +getchoice(Bytes, _, 1) -> + decode_small_number(Bytes); +getchoice(Bytes, NumChoices, 0) -> + decode_constrained_number(Bytes, {0,NumChoices-1}). + + +getbit(Buffer) -> + <<B:1,Rest/bitstring>> = Buffer, + {B,Rest}. + +getbits(Buffer, Num) when is_bitstring(Buffer) -> + <<Bs:Num,Rest/bitstring>> = Buffer, + {Bs,Rest}. + +align(Bin) when is_binary(Bin) -> + Bin; +align(BitStr) when is_bitstring(BitStr) -> + AlignBits = bit_size(BitStr) rem 8, + <<_:AlignBits,Rest/binary>> = BitStr, + Rest. + + +%% First align buffer, then pick the first Num octets. +%% Returns octets as an integer with bit significance as in buffer. +getoctets(Buffer, Num) when is_binary(Buffer) -> + <<Val:Num/integer-unit:8,RestBin/binary>> = Buffer, + {Val,RestBin}; +getoctets(Buffer, Num) when is_bitstring(Buffer) -> + AlignBits = bit_size(Buffer) rem 8, + <<_:AlignBits,Val:Num/integer-unit:8,RestBin/binary>> = Buffer, + {Val,RestBin}. + + +%% First align buffer, then pick the first Num octets. +%% Returns octets as a binary +getoctets_as_bin(Bin,Num) when is_binary(Bin) -> + <<Octets:Num/binary,RestBin/binary>> = Bin, + {Octets,RestBin}; +getoctets_as_bin(Bin,Num) when is_bitstring(Bin) -> + AlignBits = bit_size(Bin) rem 8, + <<_:AlignBits,Val:Num/binary,RestBin/binary>> = Bin, + {Val,RestBin}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% set_choice(Alt,Choices,Altnum) -> ListofBitSettings +%% Alt = atom() +%% Altnum = integer() | {integer(),integer()}% number of alternatives +%% Choices = [atom()] | {[atom()],[atom()]} +%% When Choices is a tuple the first list is the Rootset and the +%% second is the Extensions and then Altnum must also be a tuple with the +%% lengths of the 2 lists +%% +set_choice(Alt,{L1,L2},{Len1,_Len2}) -> + case set_choice_tag(Alt,L1) of + N when is_integer(N), Len1 > 1 -> + [0, % the value is in the root set + encode_constrained_number({0,Len1-1},N)]; + N when is_integer(N) -> + [0]; % no encoding if only 0 or 1 alternative + false -> + [1, % extension value + case set_choice_tag(Alt, L2) of + N2 when is_integer(N2) -> + encode_small_number(N2); + false -> + unknown_choice_alt + end] + end; +set_choice(Alt, L, Len) -> + case set_choice_tag(Alt, L) of + N when is_integer(N), Len > 1 -> + encode_constrained_number({0,Len-1},N); + N when is_integer(N) -> + []; % no encoding if only 0 or 1 alternative + false -> + [unknown_choice_alt] + end. + +set_choice_tag(Alt,Choices) -> + set_choice_tag(Alt,Choices,0). + +set_choice_tag(Alt,[Alt|_Rest],Tag) -> + Tag; +set_choice_tag(Alt,[_H|Rest],Tag) -> + set_choice_tag(Alt,Rest,Tag+1); +set_choice_tag(_Alt,[],_Tag) -> + false. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_open_type(Constraint, Value) -> CompleteList +%% Value = list of bytes of an already encoded value (the list must be flat) +%% | binary +%% Contraint = not used in this version +%% +encode_open_type(Val) when is_list(Val) -> + Bin = list_to_binary(Val), + case byte_size(Bin) of + Size when Size > 255 -> + [encode_length(Size),21,<<Size:16>>,Bin]; + Size -> + [encode_length(Size),20,Size,Bin] + end; +encode_open_type(Val) when is_binary(Val) -> + case byte_size(Val) of + Size when Size > 255 -> + [encode_length(Size),21,<<Size:16>>,Val]; % octets implies align + Size -> + [encode_length(Size),20,Size,Val] + end. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_integer(Constraint, Value) -> CompleteList +%% +encode_integer([{Rc,_Ec}],Val) when is_tuple(Rc) -> + try + [0|encode_integer([Rc], Val)] + catch + _:{error,{asn1,_}} -> + [1|encode_unconstrained_number(Val)] + end; +encode_integer([], Val) -> + encode_unconstrained_number(Val); +%% The constraint is the effective constraint, and in this case is a number +encode_integer([{'SingleValue',V}], V) -> + []; +encode_integer([{'ValueRange',{Lb,Ub}=VR,Range,PreEnc}],Val) + when Val >= Lb, Ub >= Val -> + %% this case when NamedNumberList + encode_constrained_number(VR, Range, PreEnc, Val); +encode_integer([{'ValueRange',{Lb,'MAX'}}], Val) -> + encode_semi_constrained_number(Lb, Val); +encode_integer([{'ValueRange',{'MIN',_}}], Val) -> + encode_unconstrained_number(Val); +encode_integer([{'ValueRange',VR={_Lb,_Ub}}], Val) -> + encode_constrained_number(VR, Val); +encode_integer(_,Val) -> + exit({error,{asn1,{illegal_value,Val}}}). + + +%% X.691:10.6 Encoding of a normally small non-negative whole number +%% Use this for encoding of CHOICE index if there is an extension marker in +%% the CHOICE +encode_small_number(Val) when Val < 64 -> + [10,7,Val]; +encode_small_number(Val) -> + [1|encode_semi_constrained_number(0, Val)]. + +decode_small_number(Bytes) -> + {Bit,Bytes2} = getbit(Bytes), + case Bit of + 0 -> + getbits(Bytes2, 6); + 1 -> + decode_semi_constrained_number(Bytes2) + end. + +%% X.691:10.7 Encoding of a semi-constrained whole number +encode_semi_constrained_number(Lb, Val) -> + Val2 = Val - Lb, + Oct = eint_positive(Val2), + Len = length(Oct), + if + Len < 128 -> + [20,Len+1,Len|Oct]; + Len < 256 -> + [encode_length(Len),20,Len|Oct]; + true -> + [encode_length(Len),21,<<Len:16>>|Oct] + end. + +decode_semi_constrained_number(Bytes) -> + {Len,Bytes2} = decode_length(Bytes), + getoctets(Bytes2, Len). + +encode_constrained_number({Lb,_Ub},_Range,{bits,N},Val) -> + Val2 = Val-Lb, + [10,N,Val2]; +encode_constrained_number({Lb,_Ub},_Range,{octets,N},Val) when N < 256-> + %% N is 8 or 16 (1 or 2 octets) + Val2 = Val-Lb, + [20,N,Val2]; +encode_constrained_number({Lb,_Ub},_Range,{octets,N},Val) -> % N>255 + %% N is 8 or 16 (1 or 2 octets) + Val2 = Val-Lb, + [21,<<N:16>>,Val2]; +encode_constrained_number({Lb,_Ub},Range,_,Val) -> + Val2 = Val-Lb, + if + Range =< 16#1000000 -> % max 3 octets + Octs = eint_positive(Val2), + L = length(Octs), + [encode_length({1,3},L),[20,L,Octs]]; + Range =< 16#100000000 -> % max 4 octets + Octs = eint_positive(Val2), + L = length(Octs), + [encode_length({1,4},L),[20,L,Octs]]; + Range =< 16#10000000000 -> % max 5 octets + Octs = eint_positive(Val2), + L = length(Octs), + [encode_length({1,5},L),[20,L,Octs]]; + true -> + exit({not_supported,{integer_range,Range}}) + end. + +encode_constrained_number({Lb,Ub}, Val) when Val >= Lb, Ub >= Val -> + Range = Ub - Lb + 1, + Val2 = Val - Lb, + if + Range == 1 -> []; + Range == 2 -> + [Val2]; + Range =< 4 -> + [10,2,Val2]; + Range =< 8 -> + [10,3,Val2]; + Range =< 16 -> + [10,4,Val2]; + Range =< 32 -> + [10,5,Val2]; + Range =< 64 -> + [10,6,Val2]; + Range =< 128 -> + [10,7,Val2]; + Range =< 255 -> + [10,8,Val2]; + Range =< 256 -> + [20,1,Val2]; + Range =< 65536 -> + [20,2,<<Val2:16>>]; + Range =< (1 bsl (255*8)) -> + Octs = binary:encode_unsigned(Val2), + RangeOcts = binary:encode_unsigned(Range - 1), + OctsLen = byte_size(Octs), + RangeOctsLen = byte_size(RangeOcts), + LengthBitsNeeded = minimum_bits(RangeOctsLen - 1), + [10,LengthBitsNeeded,OctsLen-1,20,OctsLen,Octs]; + true -> + exit({not_supported,{integer_range,Range}}) + end; +encode_constrained_number({_,_},Val) -> + exit({error,{asn1,{illegal_value,Val}}}). + +decode_constrained_number(Buffer,VR={Lb,Ub}) -> + Range = Ub - Lb + 1, + decode_constrained_number(Buffer,VR,Range). + +decode_constrained_number(Buffer,{Lb,_Ub},Range) -> + % Val2 = Val - Lb, + {Val,Remain} = + if + Range == 1 -> + {0,Buffer}; + Range == 2 -> + getbits(Buffer,1); + Range =< 4 -> + getbits(Buffer,2); + Range =< 8 -> + getbits(Buffer,3); + Range =< 16 -> + getbits(Buffer,4); + Range =< 32 -> + getbits(Buffer,5); + Range =< 64 -> + getbits(Buffer,6); + Range =< 128 -> + getbits(Buffer,7); + Range =< 255 -> + getbits(Buffer,8); + Range =< 256 -> + getoctets(Buffer,1); + Range =< 65536 -> + getoctets(Buffer,2); + Range =< (1 bsl (255*8)) -> + OList = binary:bin_to_list(binary:encode_unsigned(Range - 1)), + RangeOctLen = length(OList), + {Len, Bytes} = decode_length(Buffer, {1, RangeOctLen}), + {Octs, RestBytes} = getoctets_as_bin(Bytes, Len), + {binary:decode_unsigned(Octs), RestBytes}; + true -> + exit({not_supported,{integer_range,Range}}) + end, + {Val+Lb,Remain}. + +%% For some reason the minimum bits needed in the length field in +%% the encoding of constrained whole numbers must always be at least 2? +minimum_bits(N) when N < 4 -> 2; +minimum_bits(N) when N < 8 -> 3; +minimum_bits(N) when N < 16 -> 4; +minimum_bits(N) when N < 32 -> 5; +minimum_bits(N) when N < 64 -> 6; +minimum_bits(N) when N < 128 -> 7; +minimum_bits(_N) -> 8. + +%% X.691:10.8 Encoding of an unconstrained whole number + +encode_unconstrained_number(Val) -> + Oct = if + Val >= 0 -> + eint(Val, []); + true -> + enint(Val, []) + end, + Len = length(Oct), + if + Len < 128 -> + [20,Len + 1,Len|Oct]; + Len < 256 -> + [20,Len + 2,<<2:2,Len:14>>|Oct]; + true -> + [encode_length(Len),21,<<Len:16>>|Oct] + end. + +%% used for positive Values which don't need a sign bit +%% returns a list +eint_positive(Val) -> + case eint(Val,[]) of + [0,B1|T] -> + [B1|T]; + T -> + T + end. + + +eint(0, [B|Acc]) when B < 128 -> + [B|Acc]; +eint(N, Acc) -> + eint(N bsr 8, [N band 16#ff| Acc]). + +enint(-1, [B1|T]) when B1 > 127 -> + [B1|T]; +enint(N, Acc) -> + enint(N bsr 8, [N band 16#ff|Acc]). + +%% X.691:10.9 Encoding of a length determinant +%%encode_small_length(undefined,Len) -> % null means no UpperBound +%% encode_small_number(Len). + +%% X.691:10.9.3.5 +%% X.691:10.9.3.7 +encode_length(Len) -> % unconstrained + if + Len < 128 -> + [20,1,Len]; + Len < 16384 -> + <<20,2,2:2,Len:14>>; + true -> % should be able to endode length >= 16384 i.e. fragmented length + exit({error,{asn1,{encode_length,{nyi,above_16k}}}}) + end. + +encode_length(undefined, Len) -> % un-constrained + encode_length(Len); +encode_length({0,'MAX'},Len) -> + encode_length(undefined,Len); +encode_length({Lb,Ub}=Vr, Len) when Ub =< 65535 ,Lb >= 0 -> % constrained + encode_constrained_number(Vr,Len); +encode_length({Lb,_Ub}, Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 + encode_length(Len); +encode_length({{Lb,Ub}=Vr,Ext}, Len) + when Ub =< 65535 ,Lb >= 0,Len=<Ub, is_list(Ext) -> + %% constrained extensible + [0|encode_constrained_number(Vr,Len)]; +encode_length({{Lb,_},Ext},Len) when is_list(Ext) -> + [1|encode_semi_constrained_number(Lb, Len)]; +encode_length(SingleValue, _Len) when is_integer(SingleValue) -> + []. + +%% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension +%% additions in a sequence or set +encode_small_length(Len) when Len =< 64 -> + [10,7,Len-1]; +encode_small_length(Len) -> + [1,encode_length(Len)]. + + +decode_length(Buffer) -> % un-constrained + case align(Buffer) of + <<0:1,Oct:7,Rest/binary>> -> + {Oct,Rest}; + <<2:2,Val:14,Rest/binary>> -> + {Val,Rest}; + <<3:2,_Val:14,_Rest/binary>> -> + %% this case should be fixed + exit({error,{asn1,{decode_length,{nyi,above_16k}}}}) + end. + +decode_length(Buffer, {Lb,Ub}) when Ub =< 65535, Lb >= 0 -> % constrained + decode_constrained_number(Buffer, {Lb,Ub}); +decode_length(Buffer, {Lb,_Ub}) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 + decode_length(Buffer). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% bitstring NamedBitList +%% Val can be of: +%% - [identifiers] where only named identifers are set to one, +%% the Constraint must then have some information of the +%% bitlength. +%% - [list of ones and zeroes] all bits +%% - integer value representing the bitlist +%% C is constraint Len, only valid when identifiers + + +%% when the value is a list of {Unused,BinBits}, where +%% Unused = integer(), +%% BinBits = binary(). + +encode_bit_string(C, Bits, NamedBitList) when is_bitstring(Bits) -> + PadLen = (8 - (bit_size(Bits) band 7)) band 7, + Compact = {PadLen,<<Bits/bitstring,0:PadLen>>}, + encode_bin_bit_string(C, Compact, NamedBitList); +encode_bit_string(C, {Unused,BinBits}=Bin, NamedBitList) + when is_integer(Unused), is_binary(BinBits) -> + encode_bin_bit_string(C,Bin,NamedBitList); + +%% when the value is a list of named bits + +encode_bit_string(C, LoNB=[FirstVal | _RestVal], NamedBitList) when is_atom(FirstVal) -> + ToSetPos = get_all_bitposes(LoNB, NamedBitList, []), + BitList = make_and_set_list(ToSetPos,0), + encode_bit_string(C,BitList,NamedBitList);% consider the constraint + +encode_bit_string(C, BL=[{bit,_} | _RestVal], NamedBitList) -> + ToSetPos = get_all_bitposes(BL, NamedBitList, []), + BitList = make_and_set_list(ToSetPos,0), + encode_bit_string(C,BitList,NamedBitList); + +%% when the value is a list of ones and zeroes +encode_bit_string(Int, BitListValue, _) + when is_list(BitListValue),is_integer(Int),Int =< 16 -> + %% The type is constrained by a single value size constraint + %% range_check(Int,length(BitListValue)), + [40,Int,length(BitListValue),BitListValue]; +encode_bit_string(Int, BitListValue, _) + when is_list(BitListValue),is_integer(Int), Int =< 255 -> + %% The type is constrained by a single value size constraint + %% range_check(Int,length(BitListValue)), + [2,40,Int,length(BitListValue),BitListValue]; +encode_bit_string(Int, BitListValue, _) + when is_list(BitListValue),is_integer(Int), Int < ?'64K' -> + {Code,DesiredLength,Length} = + case length(BitListValue) of + B1 when B1 > Int -> + exit({error,{'BIT_STRING_length_greater_than_SIZE', + Int,BitListValue}}); + B1 when B1 =< 255,Int =< 255 -> + {40,Int,B1}; + B1 when B1 =< 255 -> + {42,<<Int:16>>,B1}; + B1 -> + {43,<<Int:16>>,<<B1:16>>} + end, + %% The type is constrained by a single value size constraint + [2,Code,DesiredLength,Length,BitListValue]; +encode_bit_string(no, BitListValue,[]) + when is_list(BitListValue) -> + [encode_length(length(BitListValue)), + 2|BitListValue]; +encode_bit_string({{Fix,Fix},Ext}, BitListValue,[]) + when is_integer(Fix), is_list(Ext) -> + case length(BitListValue) of + Len when Len =< Fix -> + [0|encode_bit_string(Fix, BitListValue, [])]; + _ -> + [1|encode_bit_string(no, BitListValue, [])] + end; +encode_bit_string(C, BitListValue,[]) + when is_list(BitListValue) -> + [encode_length(C, length(BitListValue)), + 2|BitListValue]; +encode_bit_string(no, BitListValue,_NamedBitList) + when is_list(BitListValue) -> + %% this case with an unconstrained BIT STRING can be made more efficient + %% if the complete driver can take a special code so the length field + %% is encoded there. + NewBitLVal = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, + lists:reverse(BitListValue))), + [encode_length(length(NewBitLVal)),2|NewBitLVal]; +encode_bit_string({{Fix,Fix},Ext}, BitListValue, NamedBitList) + when is_integer(Fix), is_list(Ext) -> + case length(BitListValue) of + Len when Len =< Fix -> + [0|encode_bit_string(Fix, BitListValue, NamedBitList)]; + _ -> + [1|encode_bit_string(no, BitListValue, NamedBitList)] + end; +encode_bit_string(C, BitListValue, _NamedBitList) + when is_list(BitListValue) -> % C = {_,'MAX'} + NewBitLVal = bit_string_trailing_zeros(BitListValue, C), + [encode_length(C, length(NewBitLVal)),2|NewBitLVal]; + + +%% when the value is an integer +encode_bit_string(C, IntegerVal, NamedBitList) when is_integer(IntegerVal)-> + BitList = int_to_bitlist(IntegerVal), + encode_bit_string(C,BitList,NamedBitList). + +bit_string_trailing_zeros(BitList,C) when is_integer(C) -> + bit_string_trailing_zeros1(BitList,C,C); +bit_string_trailing_zeros(BitList,{Lb,Ub}) when is_integer(Lb) -> + bit_string_trailing_zeros1(BitList,Lb,Ub); +bit_string_trailing_zeros(BitList,{{Lb,Ub},_}) when is_integer(Lb) -> + bit_string_trailing_zeros1(BitList,Lb,Ub); +bit_string_trailing_zeros(BitList,_) -> + BitList. + +bit_string_trailing_zeros1(BitList,Lb,Ub) -> + case length(BitList) of + Lb -> BitList; + B when B < Lb -> BitList++lists:duplicate(Lb-B, 0); + D -> F = fun(L,LB,LB,_,_)->lists:reverse(L); + ([0|R],L1,LB,UB,Fun)->Fun(R,L1-1,LB,UB,Fun); + (L,L1,_,UB,_)when L1 =< UB -> lists:reverse(L); + (_,_L1,_,_,_) ->exit({error,{list_length_BIT_STRING, + BitList}}) end, + F(lists:reverse(BitList),D,Lb,Ub,F) + end. + +%% encode_bin_bit_string/3, when value is a tuple of Unused and BinBits. +%% Unused = integer(),i.e. number unused bits in least sign. byte of +%% BinBits = binary(). +encode_bin_bit_string(C, {Unused,BinBits}, _NamedBitList) + when is_integer(C),C=<16 -> + range_check(C, bit_size(BinBits) - Unused), + [45,C,byte_size(BinBits),BinBits]; +encode_bin_bit_string(C, {Unused,BinBits}, _NamedBitList) + when is_integer(C), C =< 255 -> + range_check(C, bit_size(BinBits) - Unused), + [2,45,C,byte_size(BinBits),BinBits]; +encode_bin_bit_string(C, {Unused,BinBits}, _NamedBitList) + when is_integer(C), C =< 65535 -> + range_check(C, bit_size(BinBits) - Unused), + case byte_size(BinBits) of + Size when Size =< 255 -> + [2,46,<<C:16>>,Size,BinBits]; + Size -> + [2,47,<<C:16>>,<<Size:16>>,BinBits] + end; +encode_bin_bit_string(C,UnusedAndBin={_,_},NamedBitList) -> + {Unused1,Bin1} = + %% removes all trailing bits if NamedBitList is not empty + remove_trailing_bin(NamedBitList,UnusedAndBin), + case C of + {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> + Size = byte_size(Bin1), + [encode_length({Lb,Ub}, Size*8 - Unused1), + 2,octets_unused_to_complete(Unused1,Size,Bin1)]; + no -> + Size = byte_size(Bin1), + [encode_length(Size*8 - Unused1), + 2|octets_unused_to_complete(Unused1, Size, Bin1)]; + {{Fix,Fix},Ext} when is_integer(Fix),is_list(Ext) -> + case byte_size(Bin1)*8 - Unused1 of + Size when Size =< Fix -> + [0|encode_bin_bit_string(Fix,UnusedAndBin,NamedBitList)]; + _Size -> + [1|encode_bin_bit_string(no,UnusedAndBin,NamedBitList)] + end; + Sc -> + Size = byte_size(Bin1), + [encode_length(Sc, Size*8 - Unused1), + 2|octets_unused_to_complete(Unused1,Size,Bin1)] + end. + +range_check(C,C) when is_integer(C) -> + ok; +range_check(C1,C2) when is_integer(C1) -> + exit({error,{asn1,{bit_string_out_of_range,{C1,C2}}}}). + +remove_trailing_bin([], {Unused,Bin}) -> + {Unused,Bin}; +remove_trailing_bin(_NamedNumberList,{_Unused,<<>>}) -> + {0,<<>>}; +remove_trailing_bin(NamedNumberList, {_Unused,Bin}) -> + Size = byte_size(Bin)-1, + <<Bfront:Size/binary, LastByte:8>> = Bin, + %% clear the Unused bits to be sure + Unused1 = trailingZeroesInNibble(LastByte band 15), + Unused2 = + case Unused1 of + 4 -> + 4 + trailingZeroesInNibble(LastByte bsr 4); + _ -> Unused1 + end, + case Unused2 of + 8 -> + remove_trailing_bin(NamedNumberList,{0,Bfront}); + _ -> + {Unused2,Bin} + end. + + +trailingZeroesInNibble(0) -> + 4; +trailingZeroesInNibble(1) -> + 0; +trailingZeroesInNibble(2) -> + 1; +trailingZeroesInNibble(3) -> + 0; +trailingZeroesInNibble(4) -> + 2; +trailingZeroesInNibble(5) -> + 0; +trailingZeroesInNibble(6) -> + 1; +trailingZeroesInNibble(7) -> + 0; +trailingZeroesInNibble(8) -> + 3; +trailingZeroesInNibble(9) -> + 0; +trailingZeroesInNibble(10) -> + 1; +trailingZeroesInNibble(11) -> + 0; +trailingZeroesInNibble(12) -> %#1100 + 2; +trailingZeroesInNibble(13) -> + 0; +trailingZeroesInNibble(14) -> + 1; +trailingZeroesInNibble(15) -> + 0. + + +%%%%%%%%%%%%%%% +%% + +int_to_bitlist(Int) when is_integer(Int), Int > 0 -> + [Int band 1 | int_to_bitlist(Int bsr 1)]; +int_to_bitlist(0) -> + []. + + +%%%%%%%%%%%%%%%%%% +%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> +%% [sorted_list_of_bitpositions_to_set] + +get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); + +get_all_bitposes([Val | Rest], NamedBitList, Ack) -> + case lists:keyfind(Val, 1, NamedBitList) of + {_ValName, ValPos} -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); + false -> + exit({error,{asn1, {bitstring_namedbit, Val}}}) + end; +get_all_bitposes([], _NamedBitList, Ack) -> + lists:sort(Ack). + +%%%%%%%%%%%%%%%%%% +%% make_and_set_list([list of positions to set to 1])-> +%% returns list with all in SetPos set. +%% in positioning in list the first element is 0, the second 1 etc.., but +%% + +make_and_set_list([XPos|SetPos], XPos) -> + [1 | make_and_set_list(SetPos, XPos + 1)]; +make_and_set_list([Pos|SetPos], XPos) -> + [0 | make_and_set_list([Pos | SetPos], XPos + 1)]; +make_and_set_list([], _) -> + []. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% X.691:16 +%% encode_octet_string(Constraint,ExtensionMarker,Val) +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +encode_octet_string(_C, true, _Val) -> + exit({error,{asn1,{'not_supported',extensionmarker}}}); +encode_octet_string({_,_}=SZ, false, Val) -> + Len = length(Val), + try + [encode_length(SZ, Len),2|octets_to_complete(Len, Val)] + catch + exit:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end; +encode_octet_string(SZ, false, Val) when is_list(SZ) -> + Len = length(Val), + try + [encode_length({hd(SZ),lists:max(SZ)},Len),2| + octets_to_complete(Len,Val)] + catch + exit:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end; +encode_octet_string(Sv, false, Val) when is_integer(Sv) -> + encode_fragmented_octet_string(Val); +encode_octet_string(no, false, Val) -> + Len = length(Val), + try + [encode_length(Len),2|octets_to_complete(Len, Val)] + catch + exit:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end; +encode_octet_string(C, _, _) -> + exit({error,{not_implemented,C}}). + +encode_fragmented_octet_string(Val) -> + Bin = iolist_to_binary(Val), + efos_1(Bin). + +efos_1(<<B1:16#C000/binary,B2:16#4000/binary,T/binary>>) -> + [20,1,<<3:2,4:6>>, + octets_to_complete(16#C000, B1), + octets_to_complete(16#4000, B2)|efos_1(T)]; +efos_1(<<B:16#C000/binary,T/binary>>) -> + [20,1,<<3:2,3:6>>,octets_to_complete(16#C000, B)|efos_1(T)]; +efos_1(<<B:16#8000/binary,T/binary>>) -> + [20,1,<<3:2,2:6>>,octets_to_complete(16#8000, B)|efos_1(T)]; +efos_1(<<B:16#4000/binary,T/binary>>) -> + [20,1,<<3:2,1:6>>,octets_to_complete(16#4000, B)|efos_1(T)]; +efos_1(<<>>) -> + [20,1,0]; +efos_1(<<B/bitstring>>) -> + Len = byte_size(B), + [encode_length(Len)|octets_to_complete(Len, B)]. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Restricted char string types +%% (NumericString, PrintableString,VisibleString,IA5String,BMPString,UniversalString) +%% X.691:26 and X.680:34-36 + +encode_restricted_string(Val) when is_list(Val)-> + Len = length(Val), + [encode_length(Len)|octets_to_complete(Len, Val)]. + +encode_known_multiplier_string(SizeC, NumBits, CharOutTab, Val) -> + Result = chars_encode2(Val, NumBits, CharOutTab), + case SizeC of + Ub when is_integer(Ub), Ub*NumBits =< 16 -> + Result; + Ub when is_integer(Ub), Ub =<65535 -> % fixed length + [2,Result]; + {Ub,Lb} -> + [encode_length({Ub,Lb},length(Val)),2,Result]; + no -> + [encode_length(length(Val)),2,Result] + end. + +encode_GeneralString(_C,Val) -> + encode_restricted_string(Val). + +encode_GraphicString(_C,Val) -> + encode_restricted_string(Val). + +encode_ObjectDescriptor(_C,Val) -> + encode_restricted_string(Val). + +encode_TeletexString(_C,Val) -> % equivalent with T61String + encode_restricted_string(Val). + +encode_VideotexString(_C,Val) -> + encode_restricted_string(Val). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% chars_encode(C,StringType,Value) -> ValueList +%% +%% encodes chars according to the per rules taking the constraint +%% PermittedAlphabet into account. +%% +%% This function only encodes the value part and NOT the length. + +chars_encode2([H|T],NumBits,T1={Min,Max,notab}) when H =< Max, H >= Min -> + [pre_complete_bits(NumBits,H-Min)|chars_encode2(T,NumBits,T1)]; +chars_encode2([H|T],NumBits,T1={Min,Max,Tab}) when H =< Max, H >= Min -> + [pre_complete_bits(NumBits,exit_if_false(H,element(H-Min+1,Tab)))| + chars_encode2(T,NumBits,T1)]; +chars_encode2([{A,B,C,D}|T],NumBits,T1={Min,_Max,notab}) -> + %% no value range check here (ought to be, but very expensive) + [pre_complete_bits(NumBits, + ((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min)| + chars_encode2(T,NumBits,T1)]; +chars_encode2([H={A,B,C,D}|T],NumBits,{Min,Max,Tab}) -> + %% no value range check here (ought to be, but very expensive) + [pre_complete_bits(NumBits,exit_if_false(H,element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab)))|chars_encode2(T,NumBits,{Min,Max,notab})]; +chars_encode2([H|_T],_NumBits,{_Min,_Max,_Tab}) -> + exit({error,{asn1,{illegal_char_value,H}}}); +chars_encode2([],_,_) -> + []. + +exit_if_false(V,false)-> + exit({error,{asn1,{"illegal value according to Permitted alphabet constraint",V}}}); +exit_if_false(_,V) ->V. + +pre_complete_bits(NumBits,Val) when NumBits =< 8 -> + [10,NumBits,Val]; +pre_complete_bits(NumBits,Val) when NumBits =< 16 -> + [10,NumBits-8,Val bsr 8,10,8,(Val band 255)]; +pre_complete_bits(NumBits,Val) when NumBits =< 2040 -> % 255 * 8 + Unused = (8 - (NumBits rem 8)) rem 8, + Len = NumBits + Unused, + [30,Unused,Len div 8,<<(Val bsl Unused):Len>>]. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_UTF8String(Val) -> CompleteList +%% Val -> <<utf8encoded binary>> +%% CompleteList -> [apropriate codes and values for driver complete] +%% +encode_UTF8String(Val) when is_binary(Val) -> + Sz = byte_size(Val), + [encode_length(Sz),octets_to_complete(Sz, Val)]; +encode_UTF8String(Val) -> + encode_UTF8String(list_to_binary(Val)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_object_identifier(Val) -> CompleteList +%% encode_object_identifier({Name,Val}) -> CompleteList +%% Val -> {Int1,Int2,...,IntN} % N >= 2 +%% Name -> atom() +%% Int1 -> integer(0..2) +%% Int2 -> integer(0..39) when Int1 (0..1) else integer() +%% Int3-N -> integer() +%% CompleteList -> [{bits,8,Val}|{octets,Ol}|align|...] +%% +encode_object_identifier(Val) -> + OctetList = e_object_identifier(Val), + Octets = list_to_binary(OctetList), + Sz = byte_size(Octets), + [encode_length(Sz), + octets_to_complete(Sz, Octets)]. + +e_object_identifier({'OBJECT IDENTIFIER',V}) -> + e_object_identifier(V); +e_object_identifier(V) when is_tuple(V) -> + e_object_identifier(tuple_to_list(V)); + +%% E1 = 0|1|2 and (E2 < 40 when E1 = 0|1) +e_object_identifier([E1,E2|Tail]) when E1 >= 0, E1 < 2, E2 < 40 ; E1==2 -> + Head = 40*E1 + E2, % weird + e_object_elements([Head|Tail],[]); +e_object_identifier(Oid=[_,_|_Tail]) -> + exit({error,{asn1,{'illegal_value',Oid}}}). + +e_object_elements([],Acc) -> + lists:reverse(Acc); +e_object_elements([H|T],Acc) -> + e_object_elements(T,[e_object_element(H)|Acc]). + +e_object_element(Num) when Num < 128 -> + [Num]; +e_object_element(Num) -> + [e_o_e(Num bsr 7)|[Num band 2#1111111]]. +e_o_e(Num) when Num < 128 -> + Num bor 2#10000000; +e_o_e(Num) -> + [e_o_e(Num bsr 7)|[(Num band 2#1111111) bor 2#10000000]]. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_relative_oid(Val) -> CompleteList +%% encode_relative_oid({Name,Val}) -> CompleteList +encode_relative_oid(Val) when is_tuple(Val) -> + encode_relative_oid(tuple_to_list(Val)); +encode_relative_oid(Val) when is_list(Val) -> + Octets = list_to_binary([e_object_element(X)||X <- Val]), + Sz = byte_size(Octets), + [encode_length(Sz)|octets_to_complete(Sz, Octets)]. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% complete(InList) -> ByteList +%% Takes a coded list with bits and bytes and converts it to a list of bytes +%% Should be applied as the last step at encode of a complete ASN.1 type +%% + +complete(L) -> + case asn1rt_nif:encode_per_complete(L) of + <<>> -> <<0>>; + Bin -> Bin + end. + +octets_to_complete(Len,Val) when Len < 256 -> + [20,Len,Val]; +octets_to_complete(Len,Val) -> + [21,<<Len:16>>,Val]. + +octets_unused_to_complete(Unused,Len,Val) when Len < 256 -> + [30,Unused,Len,Val]; +octets_unused_to_complete(Unused,Len,Val) -> + [31,Unused,<<Len:16>>,Val]. diff --git a/lib/asn1/src/asn1rtt_per_common.erl b/lib/asn1/src/asn1rtt_per_common.erl new file mode 100644 index 0000000000..e7edc2b65f --- /dev/null +++ b/lib/asn1/src/asn1rtt_per_common.erl @@ -0,0 +1,126 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%% +-module(asn1rtt_per_common). + +-include("asn1_records.hrl"). + +-export([decode_fragmented/3, + decode_compact_bit_string/1, + decode_legacy_bit_string/1, + decode_named_bit_string/2, + decode_chars/2,decode_chars/3, + decode_chars_16bit/1, + decode_big_chars/2, + decode_oid/1,decode_relative_oid/1]). + +-define('16K',16384). + +decode_fragmented(SegSz0, Buf0, Unit) -> + SegSz = SegSz0 * Unit * ?'16K', + <<Res:SegSz/bitstring,Buf/bitstring>> = Buf0, + decode_fragmented_1(Buf, Unit, Res). + +decode_fragmented_1(<<0:1,N:7,Buf0/bitstring>>, Unit, Res) -> + Sz = N*Unit, + <<S:Sz/bitstring,Buf/bitstring>> = Buf0, + {<<Res/bitstring,S/bitstring>>,Buf}; +decode_fragmented_1(<<1:1,0:1,N:14,Buf0/bitstring>>, Unit, Res) -> + Sz = N*Unit, + <<S:Sz/bitstring,Buf/bitstring>> = Buf0, + {<<Res/bitstring,S/bitstring>>,Buf}; +decode_fragmented_1(<<1:1,1:1,SegSz0:6,Buf0/bitstring>>, Unit, Res0) -> + SegSz = SegSz0 * Unit * ?'16K', + <<Frag:SegSz/bitstring,Buf/bitstring>> = Buf0, + Res = <<Res0/bitstring,Frag/bitstring>>, + decode_fragmented_1(Buf, Unit, Res). + +decode_named_bit_string(Val, NNL) -> + Bits = [B || <<B:1>> <= Val], + decode_named_bit_string_1(0, Bits, NNL, []). + +decode_legacy_bit_string(Val) -> + [B || <<B:1>> <= Val]. + +decode_compact_bit_string(Val) -> + PadLen = (8 - (bit_size(Val) band 7)) band 7, + {PadLen,<<Val/bitstring,0:PadLen>>}. + +decode_chars(Val, N) -> + [C || <<C:N>> <= Val]. + +decode_chars(Val, N, Chars) -> + [element(C+1, Chars) || <<C:N>> <= Val]. + +decode_chars_16bit(Val) -> + Cs = [C || <<C:16>> <= Val], + decode_chars_16bit_1(Cs). + +decode_big_chars(Val, N) -> + decode_big_chars_1(decode_chars(Val, N)). + +decode_oid(Octets) -> + [First|Rest] = dec_subidentifiers(Octets, 0, []), + Idlist = if + First < 40 -> + [0,First|Rest]; + First < 80 -> + [1,First - 40|Rest]; + true -> + [2,First - 80|Rest] + end, + list_to_tuple(Idlist). + +decode_relative_oid(Octets) -> + list_to_tuple(dec_subidentifiers(Octets, 0, [])). + +%%% +%%% Internal functions. +%%% + +decode_named_bit_string_1(Pos, [0|Bt], Names, Acc) -> + decode_named_bit_string_1(Pos+1, Bt, Names, Acc); +decode_named_bit_string_1(Pos, [1|Bt], Names, Acc) -> + case lists:keyfind(Pos, 2, Names) of + {Name,_} -> + decode_named_bit_string_1(Pos+1, Bt, Names, [Name|Acc]); + false -> + decode_named_bit_string_1(Pos+1, Bt, Names, [{bit,Pos}|Acc]) + end; +decode_named_bit_string_1(_Pos, [], _Names, Acc) -> + lists:reverse(Acc). + +decode_chars_16bit_1([H|T]) when H < 256 -> + [H|decode_chars_16bit_1(T)]; +decode_chars_16bit_1([H|T]) -> + [{0,0,H bsr 8,H band 255}|decode_chars_16bit_1(T)]; +decode_chars_16bit_1([]) -> []. + +decode_big_chars_1([H|T]) when H < 256 -> + [H|decode_big_chars_1(T)]; +decode_big_chars_1([H|T]) -> + [list_to_tuple(binary_to_list(<<H:32>>))|decode_big_chars_1(T)]; +decode_big_chars_1([]) -> []. + +dec_subidentifiers([H|T], Av, Al) when H >=16#80 -> + dec_subidentifiers(T, (Av bsl 7) bor (H band 16#7F), Al); +dec_subidentifiers([H|T], Av, Al) -> + dec_subidentifiers(T, 0, [(Av bsl 7) bor H|Al]); +dec_subidentifiers([], _Av, Al) -> + lists:reverse(Al). diff --git a/lib/asn1/src/asn1rtt_real_common.erl b/lib/asn1/src/asn1rtt_real_common.erl new file mode 100644 index 0000000000..22a1f4c4dd --- /dev/null +++ b/lib/asn1/src/asn1rtt_real_common.erl @@ -0,0 +1,292 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +-module(asn1rtt_real_common). + +-export([encode_real/1,decode_real/1, + ber_encode_real/1]). + +%%============================================================================ +%% +%% Real value, ITU_T X.690 Chapter 8.5 +%%============================================================================ +%% +%% encode real value +%%============================================================================ + +ber_encode_real(0) -> + {[],0}; +ber_encode_real('PLUS-INFINITY') -> + {[64],1}; +ber_encode_real('MINUS-INFINITY') -> + {[65],1}; +ber_encode_real(Val) when is_tuple(Val); is_list(Val) -> + encode_real(Val). + +%%%%%%%%%%%%%% +%% only base 2 encoding! +%% binary encoding: +%% +------------+ +------------+ +-+-+-+-+---+---+ +%% | (tag)9 | | n + p + 1 | |1|S|BB |FF |EE | +%% +------------+ +------------+ +-+-+-+-+---+---+ +%% +%% +------------+ +------------+ +%% | | | | +%% +------------+ ...+------------+ +%% n octets for exponent +%% +%% +------------+ +------------+ +%% | | | | +%% +------------+ ...+------------+ +%% p octets for pos mantissa +%% +%% S is 0 for positive sign +%% 1 for negative sign +%% BB: encoding base, 00 = 2, (01 = 8, 10 = 16) +%% 01 and 10 not used +%% FF: scale factor 00 = 0 (used in base 2 encoding) +%% EE: encoding of the exponent: +%% 00 - on the following octet +%% 01 - on the 2 following octets +%% 10 - on the 3 following octets +%% 11 - encoding of the length of the two's-complement encoding of +%% exponent on the following octet, and two's-complement +%% encoding of exponent on the other octets. +%% +%% In DER and base 2 encoding the mantissa is encoded as value 0 or +%% bit shifted until it is an odd number. Thus, do this for BER as +%% well. + +encode_real(Real) -> + encode_real([], Real). + +encode_real(_C, {Mantissa, Base, Exponent}) when Base =:= 2 -> +%% io:format("Mantissa: ~w Base: ~w, Exp: ~w~n",[Man, Base, Exp]), + {Man,ExpAdd} = truncate_zeros(Mantissa), %% DER adjustment + Exp = Exponent + ExpAdd, + OctExp = if Exp >= 0 -> list_to_binary(encode_pos_integer(Exp, [])); + true -> list_to_binary(encode_neg_integer(Exp, [])) + end, +%% ok = io:format("OctExp: ~w~n",[OctExp]), + SignBit = if Man > 0 -> 0; % bit 7 is pos or neg, no Zeroval + true -> 1 + end, +%% ok = io:format("SignBitMask: ~w~n",[SignBitMask]), + SFactor = 0, + OctExpLen = byte_size(OctExp), + if OctExpLen > 255 -> + exit({error,{asn1, {to_big_exp_in_encode_real, OctExpLen}}}); + true -> true %% make real assert later.. + end, + {LenCode, EOctets} = case OctExpLen of % bit 2,1 + 1 -> {0, OctExp}; + 2 -> {1, OctExp}; + 3 -> {2, OctExp}; + _ -> {3, <<OctExpLen, OctExp/binary>>} + end, + BB = 0, %% 00 for base 2 + FirstOctet = <<1:1,SignBit:1,BB:2,SFactor:2,LenCode:2>>, + OctMantissa = if Man > 0 -> list_to_binary(real_mininum_octets(Man)); + true -> list_to_binary(real_mininum_octets(-(Man))) % signbit keeps track of sign + end, + %% ok = io:format("LenMask: ~w EOctets: ~w~nFirstOctet: ~w OctMantissa: ~w OctExpLen: ~w~n", [LenMask, EOctets, FirstOctet, OctMantissa, OctExpLen]), + Bin = <<FirstOctet/binary, EOctets/binary, OctMantissa/binary>>, + {Bin, size(Bin)}; +encode_real(C, {Mantissa,Base,Exponent}) + when Base =:= 10, is_integer(Mantissa), is_integer(Exponent) -> + %% always encode as NR3 due to DER on the format + %% mmmm.Eseeee where + %% m := digit + %% s := '-' | '+' | [] + %% '+' only allowed in +0 + %% e := digit + %% ex: 1234.E-5679 + ManStr = integer_to_list(Mantissa), + + encode_real_as_string(C,ManStr,Exponent); +encode_real(_C, {_,Base,_}) -> + exit({error,{asn1, {encode_real_non_supported_encoding, Base}}}); +%% base 10 +encode_real(C, Real) when is_list(Real) -> + %% The Real string may come in as a NR1, NR2 or NR3 string. + {Mantissa, Exponent} = + case string:tokens(Real,"Ee") of + [NR2] -> + {NR2,0}; + [NR3MB,NR3E] -> + %% remove beginning zeros + {NR3MB,list_to_integer(NR3E)} + end, + + %% .Decimal | Number | Number.Decimal + ZeroDecimal = + fun("0") -> ""; + (L) -> L + end, + {NewMantissa,LenDecimal} = + case Mantissa of + [$.|Dec] -> + NewMan = remove_trailing_zeros(Dec), + {NewMan,length(ZeroDecimal(NewMan))}; + _ -> + case string:tokens(Mantissa,",.") of + [Num] -> %% No decimal-mark + {integer_to_list(list_to_integer(Num)),0}; + [Num,Dec] -> + NewDec = ZeroDecimal(remove_trailing_zeros(Dec)), + NewMan = integer_to_list(list_to_integer(Num)) ++ NewDec, + {integer_to_list(list_to_integer(NewMan)), + length(NewDec)} + end + end, + + encode_real_as_string(C, NewMantissa, Exponent - LenDecimal). + +encode_real_as_string(_C, Mantissa, Exponent) + when is_list(Mantissa), is_integer(Exponent) -> + %% Remove trailing zeros in Mantissa and add this to Exponent + TruncMant = remove_trailing_zeros(Mantissa), + + ExpIncr = length(Mantissa) - length(TruncMant), + + ExpStr = integer_to_list(Exponent + ExpIncr), + + ExpBin = + case ExpStr of + "0" -> + <<"E+0">>; + _ -> + ExpB = list_to_binary(ExpStr), + <<$E,ExpB/binary>> + end, + ManBin = list_to_binary(TruncMant), + NR3 = 3, + {<<NR3,ManBin/binary,$.,ExpBin/binary>>, + 2 + byte_size(ManBin) + byte_size(ExpBin)}. + +remove_trailing_zeros(IntStr) -> + case lists:dropwhile(fun($0)-> true; + (_) -> false + end, lists:reverse(IntStr)) of + [] -> + "0"; + ReversedIntStr -> + lists:reverse(ReversedIntStr) + end. + +truncate_zeros(Num) -> + truncate_zeros(Num, 0). +truncate_zeros(0, Sum) -> + {0,Sum}; +truncate_zeros(M, Sum) -> + case M band 16#f =:= M band 16#e of + true -> truncate_zeros(M bsr 1, Sum+1); + _ -> {M,Sum} + end. + + +%%============================================================================ +%% decode real value +%% +%% decode_real([OctetBufferList], tuple|value, tag|notag) -> +%% {{Mantissa, Base, Exp} | realval | PLUS-INFINITY | MINUS-INFINITY | 0, +%% RestBuff} +%% +%% only for base 2 decoding sofar!! +%%============================================================================ + +decode_real(Buffer) -> + Sz = byte_size(Buffer), + {RealVal,<<>>,Sz} = decode_real2(Buffer, [], Sz, 0), + RealVal. + +decode_real2(Buffer, _C, 0, _RemBytes) -> + {0,Buffer}; +decode_real2(Buffer0, _C, Len, RemBytes1) -> + <<First, Buffer2/binary>> = Buffer0, + if + First =:= 2#01000000 -> {'PLUS-INFINITY', Buffer2}; + First =:= 2#01000001 -> {'MINUS-INFINITY', Buffer2}; + First =:= 1 orelse First =:= 2 orelse First =:= 3 -> + %% charcter string encoding of base 10 + {NRx,Rest} = split_binary(Buffer2,Len-1), + {binary_to_list(NRx),Rest,Len}; + true -> + %% have some check here to verify only supported bases (2) + %% not base 8 or 16 + <<_B7:1,Sign:1,BB:2,_FF:2,EE:2>> = <<First>>, + Base = + case BB of + 0 -> 2; % base 2, only one so far + _ -> exit({error,{asn1, {non_supported_base, BB}}}) + end, + {FirstLen, {Exp, Buffer3,_Rb2}, RemBytes2} = + case EE of + 0 -> {2, decode_integer2(1, Buffer2, RemBytes1), RemBytes1+1}; + 1 -> {3, decode_integer2(2, Buffer2, RemBytes1), RemBytes1+2}; + 2 -> {4, decode_integer2(3, Buffer2, RemBytes1), RemBytes1+3}; + 3 -> + <<ExpLen1,RestBuffer/binary>> = Buffer2, + { ExpLen1 + 2, + decode_integer2(ExpLen1, RestBuffer, RemBytes1), + RemBytes1+ExpLen1} + end, + %% io:format("FirstLen: ~w, Exp: ~w, Buffer3: ~w ~n", + + Length = Len - FirstLen, + <<LongInt:Length/unit:8,RestBuff/binary>> = Buffer3, + {{Mantissa, Buffer4}, RemBytes3} = + if Sign =:= 0 -> + %% io:format("sign plus~n"), + {{LongInt, RestBuff}, 1 + Length}; + true -> + %% io:format("sign minus~n"), + {{-LongInt, RestBuff}, 1 + Length} + end, + {{Mantissa, Base, Exp}, Buffer4, RemBytes2+RemBytes3} + end. + +encode_pos_integer(0, [B|_Acc]=L) when B < 128 -> + L; +encode_pos_integer(N, Acc) -> + encode_pos_integer(N bsr 8, [N band 16#ff| Acc]). + +encode_neg_integer(-1, [B1|_T]=L) when B1 > 127 -> + L; +encode_neg_integer(N, Acc) -> + encode_neg_integer(N bsr 8, [N band 16#ff|Acc]). + + +%% Val must be >= 0 +real_mininum_octets(Val) -> + real_mininum_octets(Val, []). + +real_mininum_octets(0, Acc) -> + Acc; +real_mininum_octets(Val, Acc) -> + real_mininum_octets(Val bsr 8, [Val band 16#FF | Acc]). + +%% decoding postitive integer values. +decode_integer2(Len, <<0:1,_:7,_Bs/binary>> = Bin, RemovedBytes) -> + <<Int:Len/unit:8,Buffer2/binary>> = Bin, + {Int,Buffer2,RemovedBytes}; +%% decoding negative integer values. +decode_integer2(Len, <<1:1,B2:7,Bs/binary>>, RemovedBytes) -> + <<N:Len/unit:8,Buffer2/binary>> = <<B2,Bs/binary>>, + Int = N - (1 bsl (8 * Len - 1)), + {Int,Buffer2,RemovedBytes}. diff --git a/lib/asn1/src/asn1rtt_uper.erl b/lib/asn1/src/asn1rtt_uper.erl new file mode 100644 index 0000000000..8efe9a7b0f --- /dev/null +++ b/lib/asn1/src/asn1rtt_uper.erl @@ -0,0 +1,1045 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%% +-module(asn1rtt_uper). + +-export([setext/1, fixoptionals/3, + fixextensions/2, + skipextensions/3, getbit/1, getchoice/3 ]). +-export([set_choice/3, encode_integer/2, encode_integer/3]). +-export([encode_small_number/1, encode_constrained_number/2, + encode_boolean/1, + encode_length/1, encode_length/2, + encode_bit_string/3]). +-export([encode_octet_string/1,encode_octet_string/2, + encode_relative_oid/1, + encode_object_identifier/1, + complete/1, complete_NFP/1]). + + -export([encode_open_type/1]). + + -export([encode_UniversalString/2, + encode_PrintableString/2, + encode_GeneralString/2, + encode_GraphicString/2, + encode_TeletexString/2, + encode_VideotexString/2, + encode_VisibleString/2, + encode_UTF8String/1, + encode_BMPString/2, + encode_IA5String/2, + encode_NumericString/2, + encode_ObjectDescriptor/2 + ]). + +-define('16K',16384). +-define('32K',32768). +-define('64K',65536). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% setext(true|false) -> CompleteList +%% + +setext(false) -> + <<0:1>>; +setext(true) -> + <<1:1>>. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This is the new fixoptionals/3 which is used by the new generates +%% +fixoptionals(OptList,OptLength,Val) when is_tuple(Val) -> + Bits = fixoptionals(OptList,Val,0), + {Val,<<Bits:OptLength>>}; + +fixoptionals([],_Val,Acc) -> + %% Optbits + Acc; +fixoptionals([{Pos,DefVal}|Ot],Val,Acc) -> + case element(Pos,Val) of + asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); + DefVal -> fixoptionals(Ot,Val,Acc bsl 1); + _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) + end; +fixoptionals([Pos|Ot],Val,Acc) -> + case element(Pos,Val) of + asn1_NOVALUE -> fixoptionals(Ot,Val,Acc bsl 1); + asn1_DEFAULT -> fixoptionals(Ot,Val,Acc bsl 1); + _ -> fixoptionals(Ot,Val,(Acc bsl 1) + 1) + end. + + +fixextensions({ext,ExtPos,ExtNum},Val) -> + case fixextensions(ExtPos,ExtNum+ExtPos,Val,0) of + 0 -> []; + ExtBits -> + [encode_small_length(ExtNum),<<ExtBits:ExtNum>>] + end. + +fixextensions(Pos,MaxPos,_,Acc) when Pos >= MaxPos -> + Acc; +fixextensions(Pos,ExtPos,Val,Acc) -> + Bit = case catch(element(Pos+1,Val)) of + asn1_NOVALUE -> + 0; + asn1_NOEXTVALUE -> + 0; + {'EXIT',_} -> + 0; + _ -> + 1 + end, + fixextensions(Pos+1,ExtPos,Val,(Acc bsl 1)+Bit). + +skipextensions(Bytes0, Nr, ExtensionBitstr) when is_bitstring(ExtensionBitstr) -> + Prev = Nr - 1, + case ExtensionBitstr of + <<_:Prev,1:1,_/bitstring>> -> + {Len,Bytes1} = decode_length(Bytes0), + <<_:Len/binary,Bytes2/bitstring>> = Bytes1, + skipextensions(Bytes2, Nr+1, ExtensionBitstr); + <<_:Prev,0:1,_/bitstring>> -> + skipextensions(Bytes0, Nr+1, ExtensionBitstr); + _ -> + Bytes0 + end. + + +getchoice(Bytes,1,0) -> % only 1 alternative is not encoded + {0,Bytes}; +getchoice(Bytes,_,1) -> + decode_small_number(Bytes); +getchoice(Bytes,NumChoices,0) -> + decode_constrained_number(Bytes,{0,NumChoices-1}). + + +getbit(Buffer) -> + <<B:1,Rest/bitstring>> = Buffer, + {B,Rest}. + +getbits(Buffer, Num) when is_bitstring(Buffer) -> + <<Bs:Num,Rest/bitstring>> = Buffer, + {Bs,Rest}. + + +%% Pick the first Num octets. +%% Returns octets as an integer with bit significance as in buffer. +getoctets(Buffer, Num) when is_bitstring(Buffer) -> + <<Val:Num/integer-unit:8,RestBitStr/bitstring>> = Buffer, + {Val,RestBitStr}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% set_choice(Alt,Choices,Altnum) -> ListofBitSettings +%% Alt = atom() +%% Altnum = integer() | {integer(),integer()}% number of alternatives +%% Choices = [atom()] | {[atom()],[atom()]} +%% When Choices is a tuple the first list is the Rootset and the +%% second is the Extensions and then Altnum must also be a tuple with the +%% lengths of the 2 lists +%% +set_choice(Alt, {L1,L2}, {Len1,_Len2}) -> + case set_choice_tag(Alt, L1) of + N when is_integer(N), Len1 > 1 -> + [<<0:1>>, % the value is in the root set + encode_integer([{'ValueRange',{0,Len1-1}}],N)]; + N when is_integer(N) -> + <<0:1>>; % no encoding if only 0 or 1 alternative + false -> + [<<1:1>>, % extension value + case set_choice_tag(Alt,L2) of + N2 when is_integer(N2) -> + encode_small_number(N2); + false -> + unknown_choice_alt + end] + end; +set_choice(Alt,L,Len) -> + case set_choice_tag(Alt,L) of + N when is_integer(N), Len > 1 -> + encode_integer([{'ValueRange',{0,Len-1}}],N); + N when is_integer(N) -> + []; % no encoding if only 0 or 1 alternative + false -> + [unknown_choice_alt] + end. + +set_choice_tag(Alt,Choices) -> + set_choice_tag(Alt,Choices,0). + +set_choice_tag(Alt,[Alt|_Rest],Tag) -> + Tag; +set_choice_tag(Alt,[_H|Rest],Tag) -> + set_choice_tag(Alt,Rest,Tag+1); +set_choice_tag(_Alt,[],_Tag) -> + false. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_open_type(Constraint, Value) -> CompleteList +%% Value = list of bytes of an already encoded value (the list must be flat) +%% | binary +%% Contraint = not used in this version +%% +encode_open_type(Val) when is_list(Val) -> + encode_open_type(list_to_binary(Val)); +encode_open_type(Val) when is_binary(Val) -> + [encode_length(byte_size(Val)),Val]. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_integer(Constraint,Value,NamedNumberList) -> CompleteList +%% encode_integer(Constraint,Value) -> CompleteList +%% encode_integer(Constraint,{Name,Value}) -> CompleteList +%% +%% +encode_integer(C, V, NamedNumberList) when is_atom(V) -> + case lists:keyfind(V, 1, NamedNumberList) of + {_,NewV} -> + encode_integer(C, NewV); + false -> + exit({error,{asn1,{namednumber,V}}}) + end; +encode_integer(C, V, _NamedNumberList) when is_integer(V) -> + encode_integer(C, V). + +encode_integer([{Rc,_Ec}],Val) when is_tuple(Rc) -> + try + [<<0:1>>,encode_integer([Rc], Val)] + catch + _:{error,{asn1,_}} -> + [<<1:1>>,encode_unconstrained_number(Val)] + end; +encode_integer(C, Val) when is_list(C) -> + case get_constraint(C, 'SingleValue') of + no -> + encode_integer1(C,Val); + V when is_integer(V), V =:= Val -> + []; % a type restricted to a single value encodes to nothing + V when is_list(V) -> + case lists:member(Val,V) of + true -> + encode_integer1(C,Val); + _ -> + exit({error,{asn1,{illegal_value,Val}}}) + end; + _ -> + exit({error,{asn1,{illegal_value,Val}}}) + end. + +encode_integer1(C, Val) -> + case VR = get_constraint(C, 'ValueRange') of + no -> + encode_unconstrained_number(Val); + {Lb,'MAX'} -> + encode_semi_constrained_number(Lb, Val); + %% positive with range + {Lb,Ub} when Val >= Lb, Ub >= Val -> + encode_constrained_number(VR,Val); + _ -> + exit({error,{asn1,{illegal_value,VR,Val}}}) + end. + +%% X.691:10.6 Encoding of a normally small non-negative whole number +%% Use this for encoding of CHOICE index if there is an extension marker in +%% the CHOICE +encode_small_number(Val) when Val < 64 -> + <<Val:7>>; +encode_small_number(Val) -> + [<<1:1>>|encode_semi_constrained_number(0, Val)]. + +decode_small_number(Bytes) -> + {Bit,Bytes2} = getbit(Bytes), + case Bit of + 0 -> + getbits(Bytes2,6); + 1 -> + decode_semi_constrained_number(Bytes2) + end. + +%% X.691:10.7 Encoding of a semi-constrained whole number +encode_semi_constrained_number(Lb, Val) -> + %% encoding in minimum number of octets preceeded by a length + Val2 = Val - Lb, + Bin = eint_bin_positive(Val2), + Size = byte_size(Bin), + if + Size < 128 -> + [<<Size>>,Bin]; + Size < 16384 -> + [<<2:2,Size:14>>,Bin]; + true -> + [encode_length(Size),Bin] + end. + +decode_semi_constrained_number(Bytes) -> + {Len,Bytes2} = decode_length(Bytes), + {V,Bytes3} = getoctets(Bytes2,Len), + {V,Bytes3}. + +encode_constrained_number({Lb,Ub}, Val) when Val >= Lb, Ub >= Val -> + Range = Ub - Lb + 1, + Val2 = Val - Lb, + NumBits = num_bits(Range), + <<Val2:NumBits>>; +encode_constrained_number(Range,Val) -> + exit({error,{asn1,{integer_range,Range,value,Val}}}). + + +decode_constrained_number(Buffer, {Lb,Ub}) -> + Range = Ub - Lb + 1, + NumBits = num_bits(Range), + {Val,Remain} = getbits(Buffer,NumBits), + {Val+Lb,Remain}. + +%% X.691:10.8 Encoding of an unconstrained whole number + +encode_unconstrained_number(Val) when Val >= 0 -> + Oct = eint_bin_2Cs(Val), + Len = byte_size(Oct), + if + Len < 128 -> + [<<Len>>,Oct]; % equiv with encode_length(undefined,Len) but faster + Len < 16384 -> + [<<2:2,Len:14>>,Oct]; + true -> + [encode_length(Len),<<Len:16>>,Oct] + end; +encode_unconstrained_number(Val) -> % negative + Oct = enint(Val,[]), + Len = byte_size(Oct), + if + Len < 128 -> + [<<Len>>,Oct]; % equiv with encode_length(undefined,Len) but faster + Len < 16384 -> + [<<2:2,Len:14>>,Oct]; + true -> + [encode_length(Len),Oct] + end. + + +eint_bin_2Cs(Int) -> + case eint_bin_positive(Int) of + <<B,_/binary>> = Bin when B > 16#7f -> + <<0,Bin/binary>>; + Bin -> Bin + end. + +%% returns the integer as a binary +eint_bin_positive(Val) when Val < 16#100 -> + <<Val>>; +eint_bin_positive(Val) when Val < 16#10000 -> + <<Val:16>>; +eint_bin_positive(Val) when Val < 16#1000000 -> + <<Val:24>>; +eint_bin_positive(Val) when Val < 16#100000000 -> + <<Val:32>>; +eint_bin_positive(Val) -> + list_to_binary([eint_bin_positive2(Val bsr 32),<<Val:32>>]). + +eint_bin_positive2(Val) when Val < 16#100 -> + <<Val>>; +eint_bin_positive2(Val) when Val < 16#10000 -> + <<Val:16>>; +eint_bin_positive2(Val) when Val < 16#1000000 -> + <<Val:24>>; +eint_bin_positive2(Val) when Val < 16#100000000 -> + <<Val:32>>; +eint_bin_positive2(Val) -> + [eint_bin_positive2(Val bsr 32),<<Val:32>>]. + + + + +enint(-1, [B1|T]) when B1 > 127 -> + list_to_binary([B1|T]); +enint(N, Acc) -> + enint(N bsr 8, [N band 16#ff|Acc]). + + +%% X.691:10.9 Encoding of a length determinant +%%encode_small_length(undefined,Len) -> % null means no UpperBound +%% encode_small_number(Len). + +%% X.691:10.9.3.5 +%% X.691:10.9.3.7 +encode_length(Len) -> % un-constrained + if + Len < 128 -> + <<Len>>; + Len < 16384 -> + <<2:2,Len:14>>; + true -> % should be able to endode length >= 16384 + error({error,{asn1,{encode_length,{nyi,above_16k}}}}) + end. + +encode_length(undefined, Len) -> % unconstrained + encode_length(Len); +encode_length({0,'MAX'},Len) -> + encode_length(undefined, Len); +encode_length({Lb,Ub}=Vr, Len) when Ub =< 65535, Lb >= 0 -> % constrained + encode_constrained_number(Vr,Len); +encode_length({Lb,_Ub}, Len) when is_integer(Lb), Lb >= 0 -> % Ub > 65535 + encode_length(Len); +encode_length({{Lb,Ub}=Vr,Ext},Len) + when Ub =< 65535, Lb >= 0, Len =< Ub, is_list(Ext) -> + %% constrained extensible + [<<0:1>>,encode_constrained_number(Vr,Len)]; +encode_length({{Lb,_Ub},Ext}, Len) when is_list(Ext) -> + [<<1:1>>,encode_semi_constrained_number(Lb, Len)]; +encode_length(SingleValue, _Len) when is_integer(SingleValue) -> + []. + +%% X.691 10.9.3.4 (only used for length of bitmap that prefixes extension +%% additions in a sequence or set +encode_small_length(Len) when Len =< 64 -> + <<(Len-1):7>>; +encode_small_length(Len) -> + [<<1:1>>,encode_length(Len)]. + + +%% un-constrained +decode_length(<<0:1,Oct:7,Rest/bitstring>>) -> + {Oct,Rest}; +decode_length(<<2:2,Val:14,Rest/bitstring>>) -> + {Val,Rest}; +decode_length(<<3:2,_:14,_Rest/bitstring>>) -> + exit({error,{asn1,{decode_length,{nyi,above_16k}}}}). + + % X.691:11 +encode_boolean(true) -> + <<1:1>>; +encode_boolean(false) -> + <<0:1>>; +encode_boolean(Val) -> + exit({error,{asn1,{encode_boolean,Val}}}). + + +%%============================================================================ +%%============================================================================ +%% Bitstring value, ITU_T X.690 Chapter 8.5 +%%============================================================================ +%%============================================================================ + +%%============================================================================ +%% encode bitstring value +%%============================================================================ + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% bitstring NamedBitList +%% Val can be of: +%% - [identifiers] where only named identifers are set to one, +%% the Constraint must then have some information of the +%% bitlength. +%% - [list of ones and zeroes] all bits +%% - integer value representing the bitlist +%% C is constraint Len, only valid when identifiers are present + + +%% when the value is a list of {Unused,BinBits}, where +%% Unused = integer(), +%% BinBits = binary(). + +encode_bit_string(C, Bits, NamedBitList) when is_bitstring(Bits) -> + PadLen = (8 - (bit_size(Bits) band 7)) band 7, + Compact = {PadLen,<<Bits/bitstring,0:PadLen>>}, + encode_bit_string(C, Compact, NamedBitList); +encode_bit_string(C, {Unused,BinBits}=Bin, NamedBitList) + when is_integer(Unused), is_binary(BinBits) -> + encode_bin_bit_string(C, Bin, NamedBitList); + +encode_bit_string(C, BitListVal, NamedBitList) -> + encode_bit_string1(C, BitListVal, NamedBitList). + +%% when the value is a list of named bits +encode_bit_string1(C, [FirstVal|_RestVal]=LoNB, NamedBitList) + when is_atom(FirstVal) -> + ToSetPos = get_all_bitposes(LoNB, NamedBitList, []), + BitList = make_and_set_list(ToSetPos, 0), + encode_bit_string1(C, BitList, NamedBitList); +encode_bit_string1(C, [{bit,_No}|_RestVal]=BL, NamedBitList) -> + ToSetPos = get_all_bitposes(BL, NamedBitList, []), + BitList = make_and_set_list(ToSetPos, 0), + encode_bit_string1(C, BitList, NamedBitList); +%% when the value is a list of ones and zeroes +encode_bit_string1(Int, BitListValue, _) + when is_list(BitListValue), is_integer(Int) -> + %% The type is constrained by a single value size constraint + bit_list2bitstr(Int, BitListValue); +encode_bit_string1(no, BitListValue, []) + when is_list(BitListValue) -> + Len = length(BitListValue), + [encode_length(Len),bit_list2bitstr(Len,BitListValue)]; +encode_bit_string1(C, BitListValue,[]) + when is_list(BitListValue) -> + Len = length(BitListValue), + [encode_length(C, Len),bit_list2bitstr(Len,BitListValue)]; +encode_bit_string1(no, BitListValue,_NamedBitList) + when is_list(BitListValue) -> + NewBitLVal = lists:reverse(lists:dropwhile(fun(0)->true;(1)->false end, + lists:reverse(BitListValue))), + Len = length(NewBitLVal), + [encode_length(Len),bit_list2bitstr(Len,NewBitLVal)]; +encode_bit_string1(C, BitListValue, _NamedBitList) + when is_list(BitListValue) ->% C = {_,'MAX'} + NewBitStr = bitstr_trailing_zeros(BitListValue, C), + [encode_length(C, bit_size(NewBitStr)),NewBitStr]; + + +%% when the value is an integer +encode_bit_string1(C, IntegerVal, NamedBitList) when is_integer(IntegerVal)-> + BitList = int_to_bitlist(IntegerVal), + encode_bit_string1(C, BitList, NamedBitList). + +bit_list2bitstr(Len,BitListValue) -> + case length(BitListValue) of + Len -> + << <<B:1>> || B <- BitListValue>>; + L when L > Len -> % truncate + <<(<< <<B:1>> || B <- BitListValue>>):Len/bitstring>>; + L -> % Len > L -> pad + <<(<< <<B:1>> || B <- BitListValue>>)/bitstring,0:(Len-L)>> + end. + +adjust_trailing_zeros(Len, Bin) when Len =:= bit_size(Bin) -> + Bin; +adjust_trailing_zeros(Len, Bin) when Len > bit_size(Bin) -> + <<Bin/bitstring,0:(Len-bit_size(Bin))>>; +adjust_trailing_zeros(Len,Bin) -> + <<Bin:Len/bitstring>>. + +bitstr_trailing_zeros(BitList, C) when is_integer(C) -> + bitstr_trailing_zeros1(BitList, C, C); +bitstr_trailing_zeros(BitList, {Lb,Ub}) when is_integer(Lb) -> + bitstr_trailing_zeros1(BitList,Lb,Ub); +bitstr_trailing_zeros(BitList, {{Lb,Ub},_}) when is_integer(Lb) -> + bitstr_trailing_zeros1(BitList, Lb, Ub); +bitstr_trailing_zeros(BitList, _) -> + bit_list2bitstr(length(BitList), BitList). + +bitstr_trailing_zeros1(BitList, Lb, Ub) -> + case length(BitList) of + Lb -> bit_list2bitstr(Lb, BitList); + B when B < Lb -> bit_list2bitstr(Lb, BitList); + D -> F = fun(L,LB,LB,_,_)->bit_list2bitstr(LB,lists:reverse(L)); + ([0|R],L1,LB,UB,Fun)->Fun(R,L1-1,LB,UB,Fun); + (L,L1,_,UB,_)when L1 =< UB -> + bit_list2bitstr(L1,lists:reverse(L)); + (_,_L1,_,_,_) ->exit({error,{list_length_BIT_STRING, + BitList}}) end, + F(lists:reverse(BitList),D,Lb,Ub,F) + end. + +%% encode_bin_bit_string/3, when value is a tuple of Unused and BinBits. +%% Unused = integer(),i.e. number unused bits in least sign. byte of +%% BinBits = binary(). +encode_bin_bit_string(C, {_,BinBits}, _NamedBitList) + when is_integer(C), C =< 16 -> + adjust_trailing_zeros(C, BinBits); +encode_bin_bit_string(C, {_Unused,BinBits}, _NamedBitList) + when is_integer(C) -> + adjust_trailing_zeros(C, BinBits); +encode_bin_bit_string(C, {_,_}=UnusedAndBin, NamedBitList) -> + %% removes all trailing bits if NamedBitList is not empty + BitStr = remove_trailing_bin(NamedBitList, UnusedAndBin), + case C of + {Lb,Ub} when is_integer(Lb),is_integer(Ub) -> + [encode_length({Lb,Ub},bit_size(BitStr)),BitStr]; + no -> + [encode_length(bit_size(BitStr)),BitStr]; + Sc -> + [encode_length(Sc,bit_size(BitStr)),BitStr] + end. + + +remove_trailing_bin([], {Unused,Bin}) -> + BS = bit_size(Bin)-Unused, + <<BitStr:BS/bitstring,_:Unused>> = Bin, + BitStr; +remove_trailing_bin(_NamedNumberList, {_Unused,<<>>}) -> + <<>>; +remove_trailing_bin(NamedNumberList, {_Unused,Bin}) -> + Size = byte_size(Bin)-1, + <<Bfront:Size/binary, LastByte:8>> = Bin, + + %% clear the Unused bits to be sure + Unused1 = trailingZeroesInNibble(LastByte band 15), + Unused2 = + case Unused1 of + 4 -> + 4 + trailingZeroesInNibble(LastByte bsr 4); + _ -> Unused1 + end, + case Unused2 of + 8 -> + remove_trailing_bin(NamedNumberList,{0,Bfront}); + _ -> + BS = bit_size(Bin) - Unused2, + <<BitStr:BS/bitstring,_:Unused2>> = Bin, + BitStr + end. + +trailingZeroesInNibble(0) -> + 4; +trailingZeroesInNibble(1) -> + 0; +trailingZeroesInNibble(2) -> + 1; +trailingZeroesInNibble(3) -> + 0; +trailingZeroesInNibble(4) -> + 2; +trailingZeroesInNibble(5) -> + 0; +trailingZeroesInNibble(6) -> + 1; +trailingZeroesInNibble(7) -> + 0; +trailingZeroesInNibble(8) -> + 3; +trailingZeroesInNibble(9) -> + 0; +trailingZeroesInNibble(10) -> + 1; +trailingZeroesInNibble(11) -> + 0; +trailingZeroesInNibble(12) -> %#1100 + 2; +trailingZeroesInNibble(13) -> + 0; +trailingZeroesInNibble(14) -> + 1; +trailingZeroesInNibble(15) -> + 0. + + +%%%%%%%%%%%%%%% +%% + +int_to_bitlist(Int) when is_integer(Int), Int > 0 -> + [Int band 1 | int_to_bitlist(Int bsr 1)]; +int_to_bitlist(0) -> + []. + + +%%%%%%%%%%%%%%%%%% +%% get_all_bitposes([list of named bits to set], named_bit_db, []) -> +%% [sorted_list_of_bitpositions_to_set] + +get_all_bitposes([{bit,ValPos}|Rest], NamedBitList, Ack) -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack ]); + +get_all_bitposes([Val | Rest], NamedBitList, Ack) -> + case lists:keyfind(Val, 1, NamedBitList) of + {_ValName, ValPos} -> + get_all_bitposes(Rest, NamedBitList, [ValPos | Ack]); + false -> + exit({error,{asn1, {bitstring_namedbit, Val}}}) + end; +get_all_bitposes([], _NamedBitList, Ack) -> + lists:sort(Ack). + +%%%%%%%%%%%%%%%%%% +%% make_and_set_list([list of positions to set to 1])-> +%% returns list with all in SetPos set. +%% in positioning in list the first element is 0, the second 1 etc.., but +%% + +make_and_set_list([XPos|SetPos], XPos) -> + [1 | make_and_set_list(SetPos, XPos + 1)]; +make_and_set_list([Pos|SetPos], XPos) -> + [0 | make_and_set_list([Pos | SetPos], XPos + 1)]; +make_and_set_list([], _) -> + []. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% X.691:16 +%% encode_octet_string(Val) +%% encode_octet_string(Constraint, Val) +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +encode_octet_string(Val) -> + try + [encode_length(length(Val)),list_to_binary(Val)] + catch + error:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end. + +encode_octet_string(C, Val) -> + case C of + 1 -> + list_to_binary(Val); + 2 -> + list_to_binary(Val); + {_,_}=VR -> + try + [encode_length(VR, length(Val)),list_to_binary(Val)] + catch + error:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end; + Sv when is_integer(Sv), Sv =:= length(Val) -> % fixed length + if + Sv =< 65535 -> + list_to_binary(Val); + true -> + encode_fragmented_octet_string(Val) + end; + Sv when is_list(Sv) -> + try + [encode_length({hd(Sv),lists:max(Sv)}, + length(Val)),list_to_binary(Val)] + catch + error:{error,{asn1,{encode_length,_}}} -> + encode_fragmented_octet_string(Val) + end + end. + + +encode_fragmented_octet_string(Val) -> + Bin = list_to_binary(Val), + efos_1(Bin). + +efos_1(<<B:16#10000/binary,T/binary>>) -> + [<<3:2,4:6>>,B|efos_1(T)]; +efos_1(<<B:16#C000/binary,T/binary>>) -> + [<<3:2,3:6>>,B|efos_1(T)]; +efos_1(<<B:16#8000/binary,T/binary>>) -> + [<<3:2,2:6>>,B|efos_1(T)]; +efos_1(<<B:16#4000/binary,T/binary>>) -> + [<<3:2,1:6>>,B|efos_1(T)]; +efos_1(<<B/bitstring>>) -> + Len = byte_size(B), + [encode_length(Len),B]. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% Restricted char string types +%% (NumericString, PrintableString,VisibleString,IA5String,BMPString,UniversalString) +%% X.691:26 and X.680:34-36 +%%encode_restricted_string('BMPString',Constraints,Extension,Val) + + +encode_restricted_string(Val) when is_list(Val)-> + [encode_length(length(Val)),list_to_binary(Val)]. + +encode_known_multiplier_string(StringType, C, Val) -> + Result = chars_encode(C, StringType, Val), + NumBits = get_NumBits(C, StringType), + case get_constraint(C, 'SizeConstraint') of + Ub when is_integer(Ub), Ub*NumBits =< 16 -> + Result; + 0 -> + []; + Ub when is_integer(Ub),Ub =<65535 -> % fixed length + Result; + {Ub,Lb} -> + [encode_length({Ub,Lb}, length(Val)),Result]; + Vl when is_list(Vl) -> + [encode_length({lists:min(Vl),lists:max(Vl)}, length(Val)),Result]; + no -> + [encode_length(length(Val)),Result] + end. + +encode_NumericString(C,Val) -> + encode_known_multiplier_string('NumericString',C,Val). + +encode_PrintableString(C,Val) -> + encode_known_multiplier_string('PrintableString',C,Val). + +encode_VisibleString(C,Val) -> % equivalent with ISO646String + encode_known_multiplier_string('VisibleString',C,Val). + +encode_IA5String(C,Val) -> + encode_known_multiplier_string('IA5String',C,Val). + +encode_BMPString(C,Val) -> + encode_known_multiplier_string('BMPString',C,Val). + +encode_UniversalString(C,Val) -> + encode_known_multiplier_string('UniversalString',C,Val). + + +%% end of known-multiplier strings for which PER visible constraints are +%% applied + +encode_GeneralString(_C,Val) -> + encode_restricted_string(Val). + +encode_GraphicString(_C,Val) -> + encode_restricted_string(Val). + +encode_ObjectDescriptor(_C,Val) -> + encode_restricted_string(Val). + +encode_TeletexString(_C,Val) -> % equivalent with T61String + encode_restricted_string(Val). + +encode_VideotexString(_C,Val) -> + encode_restricted_string(Val). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% chars_encode(C,StringType,Value) -> ValueList +%% +%% encodes chars according to the per rules taking the constraint PermittedAlphabet +%% into account. +%% This function does only encode the value part and NOT the length + +chars_encode(C,StringType,Value) -> + case {StringType,get_constraint(C,'PermittedAlphabet')} of + {'UniversalString',{_,_Sv}} -> + exit({error,{asn1,{'not implemented',"UniversalString with PermittedAlphabet constraint"}}}); + {'BMPString',{_,_Sv}} -> + exit({error,{asn1,{'not implemented',"BMPString with PermittedAlphabet constraint"}}}); + _ -> + {NumBits,CharOutTab} = {get_NumBits(C,StringType),get_CharOutTab(C,StringType)}, + chars_encode2(Value,NumBits,CharOutTab) + end. + +chars_encode2([H|T],NumBits,{Min,Max,notab}) when H =< Max, H >= Min -> + [<<(H-Min):NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; +chars_encode2([H|T],NumBits,{Min,Max,Tab}) when H =< Max, H >= Min -> + Ch = exit_if_false(H,element(H-Min+1,Tab)), + [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,Tab})]; +chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,notab}) -> + %% no value range check here (ought to be, but very expensive) + Ch = ((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min, + [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; +chars_encode2([{A,B,C,D}|T],NumBits,{Min,Max,Tab}) -> + %% no value range check here (ought to be, but very expensive) + Ch = exit_if_false({A,B,C,D},element(((((((A bsl 8)+B) bsl 8)+C) bsl 8)+D)-Min,Tab)), + [<<Ch:NumBits>>|chars_encode2(T,NumBits,{Min,Max,notab})]; +chars_encode2([H|_T],_,{_,_,_}) -> + exit({error,{asn1,{illegal_char_value,H}}}); +chars_encode2([],_,_) -> + []. + +exit_if_false(V,false)-> + exit({error,{asn1,{"illegal value according to Permitted alphabet constraint",V}}}); +exit_if_false(_,V) ->V. + + +get_NumBits(C,StringType) -> + case get_constraint(C,'PermittedAlphabet') of + {'SingleValue',Sv} -> + charbits(length(Sv)); + no -> + case StringType of + 'IA5String' -> + charbits(128); % 16#00..16#7F + 'VisibleString' -> + charbits(95); % 16#20..16#7E + 'PrintableString' -> + charbits(74); % [$\s,$',$(,$),$+,$,,$-,$.,$/,"0123456789",$:,$=,$?,$A..$Z,$a..$z + 'NumericString' -> + charbits(11); % $ ,"0123456789" + 'UniversalString' -> + 32; + 'BMPString' -> + 16 + end + end. + +get_CharOutTab(C,StringType) -> + case get_constraint(C,'PermittedAlphabet') of + {'SingleValue',Sv} -> + get_CharTab2(C,StringType,hd(Sv),lists:max(Sv),Sv); + no -> + case StringType of + 'IA5String' -> + {0,16#7F,notab}; + 'VisibleString' -> + get_CharTab2(C,StringType,16#20,16#7F,notab); + 'PrintableString' -> + Chars = lists:sort( + " '()+,-./0123456789:=?ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"), + get_CharTab2(C,StringType,hd(Chars),lists:max(Chars),Chars); + 'NumericString' -> + get_CharTab2(C,StringType,16#20,$9," 0123456789"); + 'UniversalString' -> + {0,16#FFFFFFFF,notab}; + 'BMPString' -> + {0,16#FFFF,notab} + end + end. + +get_CharTab2(C,StringType,Min,Max,Chars) -> + BitValMax = (1 bsl get_NumBits(C,StringType))-1, + if + Max =< BitValMax -> + {0,Max,notab}; + true -> + {Min,Max,create_char_tab(Min,Chars)} + end. + +create_char_tab(Min,L) -> + list_to_tuple(create_char_tab(Min,L,0)). +create_char_tab(Min,[Min|T],V) -> + [V|create_char_tab(Min+1,T,V+1)]; +create_char_tab(_Min,[],_V) -> + []; +create_char_tab(Min,L,V) -> + [false|create_char_tab(Min+1,L,V)]. + +%% See Table 20.3 in Dubuisson +charbits(NumOfChars) when NumOfChars =< 2 -> 1; +charbits(NumOfChars) when NumOfChars =< 4 -> 2; +charbits(NumOfChars) when NumOfChars =< 8 -> 3; +charbits(NumOfChars) when NumOfChars =< 16 -> 4; +charbits(NumOfChars) when NumOfChars =< 32 -> 5; +charbits(NumOfChars) when NumOfChars =< 64 -> 6; +charbits(NumOfChars) when NumOfChars =< 128 -> 7; +charbits(NumOfChars) when NumOfChars =< 256 -> 8; +charbits(NumOfChars) when NumOfChars =< 512 -> 9; +charbits(NumOfChars) when NumOfChars =< 1024 -> 10; +charbits(NumOfChars) when NumOfChars =< 2048 -> 11; +charbits(NumOfChars) when NumOfChars =< 4096 -> 12; +charbits(NumOfChars) when NumOfChars =< 8192 -> 13; +charbits(NumOfChars) when NumOfChars =< 16384 -> 14; +charbits(NumOfChars) when NumOfChars =< 32768 -> 15; +charbits(NumOfChars) when NumOfChars =< 65536 -> 16; +charbits(NumOfChars) when is_integer(NumOfChars) -> + 16 + charbits1(NumOfChars bsr 16). + +charbits1(0) -> + 0; +charbits1(NumOfChars) -> + 1 + charbits1(NumOfChars bsr 1). + + +%% UTF8String +encode_UTF8String(Val) when is_binary(Val) -> + [encode_length(byte_size(Val)),Val]; +encode_UTF8String(Val) -> + Bin = list_to_binary(Val), + encode_UTF8String(Bin). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_object_identifier(Val) -> CompleteList +%% encode_object_identifier({Name,Val}) -> CompleteList +%% Val -> {Int1,Int2,...,IntN} % N >= 2 +%% Name -> atom() +%% Int1 -> integer(0..2) +%% Int2 -> integer(0..39) when Int1 (0..1) else integer() +%% Int3-N -> integer() +%% CompleteList -> [binary()|bitstring()|list()] +%% +encode_object_identifier(Val) -> + OctetList = e_object_identifier(Val), + Octets = list_to_binary(OctetList), % performs a flatten at the same time + [encode_length(byte_size(Octets)),Octets]. + +%% This code is copied from asn1_encode.erl (BER) and corrected and modified + +e_object_identifier({'OBJECT IDENTIFIER',V}) -> + e_object_identifier(V); +e_object_identifier(V) when is_tuple(V) -> + e_object_identifier(tuple_to_list(V)); + +%% E1 = 0|1|2 and (E2 < 40 when E1 = 0|1) +e_object_identifier([E1,E2|Tail]) when E1 >= 0, E1 < 2, E2 < 40 ; E1==2 -> + Head = 40*E1 + E2, % weird + e_object_elements([Head|Tail],[]); +e_object_identifier(Oid=[_,_|_Tail]) -> + exit({error,{asn1,{'illegal_value',Oid}}}). + +e_object_elements([],Acc) -> + lists:reverse(Acc); +e_object_elements([H|T],Acc) -> + e_object_elements(T,[e_object_element(H)|Acc]). + +e_object_element(Num) when Num < 128 -> + [Num]; +e_object_element(Num) -> + [e_o_e(Num bsr 7)|[Num band 2#1111111]]. +e_o_e(Num) when Num < 128 -> + Num bor 2#10000000; +e_o_e(Num) -> + [e_o_e(Num bsr 7)|[(Num band 2#1111111) bor 2#10000000]]. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% encode_relative_oid(Val) -> CompleteList +%% encode_relative_oid({Name,Val}) -> CompleteList +encode_relative_oid(Val) when is_tuple(Val) -> + encode_relative_oid(tuple_to_list(Val)); +encode_relative_oid(Val) when is_list(Val) -> + Octets = list_to_binary([e_object_element(X)||X <- Val]), + [encode_length(byte_size(Octets)),Octets]. + + +get_constraint([{Key,V}],Key) -> + V; +get_constraint([],_Key) -> + no; +get_constraint(C,Key) -> + case lists:keyfind(Key, 1, C) of + false -> + no; + {_,V} -> + V + end. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% complete(InList) -> ByteList +%% Takes a coded list with bits and bytes and converts it to a list of bytes +%% Should be applied as the last step at encode of a complete ASN.1 type +%% +complete(InList) when is_list(InList) -> + case complete1(InList) of + <<>> -> + <<0>>; + Res -> + case bit_size(Res) band 7 of + 0 -> Res; + Bits -> <<Res/bitstring,0:(8-Bits)>> + end + end; +complete(Bin) when is_binary(Bin) -> + case Bin of + <<>> -> <<0>>; + _ -> Bin + end; +complete(InList) when is_bitstring(InList) -> + PadLen = 8 - (bit_size(InList) band 7), + <<InList/bitstring,0:PadLen>>. + +complete1(L) when is_list(L) -> + list_to_bitstring(L). + +%% Special version of complete that does not align the completed message. +complete_NFP(InList) when is_list(InList) -> + list_to_bitstring(InList); +complete_NFP(InList) when is_bitstring(InList) -> + InList. + +%% unaligned helpers + +%% 10.5.6 NOTE: If "range" satisfies the inequality 2^m < "range" =< +%% 2^(m+1) then the number of bits = m + 1 + +num_bits(N) -> num_bits(N, 1, 0). + +num_bits(N,T,B) when N =< T -> B; +num_bits(N,T,B) -> num_bits(N, T bsl 1, B+1). diff --git a/lib/asn1/src/prepare_templates.erl b/lib/asn1/src/prepare_templates.erl new file mode 100644 index 0000000000..83155b2e52 --- /dev/null +++ b/lib/asn1/src/prepare_templates.erl @@ -0,0 +1,135 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-module(prepare_templates). +-export([gen_asn1ct_rtt/1,gen_asn1ct_eval/1]). + +gen_asn1ct_rtt(Ms) -> + io:format("%% Generated by ~s. DO NOT EDIT THIS FILE.\n" + "%%\n" + "%% Input files:\n", [?MODULE]), + [io:put_chars(["%% ",M,$\n]) || M <- Ms], + io:nl(), + io:put_chars("-module(asn1ct_rtt).\n" + "-export([assert_defined/1,dependencies/1,code/0]).\n" + "\n"), + Forms = lists:sort(lists:append([abstract(M) || M <- Ms])), + Exp = lists:sort(exports(Forms)), + defined(Exp), + io:nl(), + Calls = calls(Forms), + R = sofs:relation(Calls), + Fam0 = sofs:relation_to_family(R), + Fam = sofs:to_external(Fam0), + dependencies(Fam), + io:nl(), + Funcs = [begin + Bin = list_to_binary([$\n|erl_pp:function(Func)]), + {{M,F,A},Bin} + end || {M,{function,_,F,A,_}=Func} <- Forms], + io:format("code() ->\n~p.\n\n", [Funcs]), + halt(0). + +gen_asn1ct_eval([File]) -> + {ok,Funcs} = file:consult(File), + asn1ct_func:start_link(), + [asn1ct_func:need(MFA) || MFA <- Funcs], + io:format("%% Generated by ~s. DO NOT EDIT THIS FILE.\n" + "%%\n" + "%% Input file: ~s\n\n", [?MODULE,File]), + io:format("-module(~s).\n", [filename:rootname(File)]), + gen_asn1ct_eval_exp(Funcs), + asn1ct_func:generate(group_leader()), + halt(0). + +gen_asn1ct_eval_exp(Funcs) -> + io:put_chars("-export(["), + gen_asn1ct_eval_exp_1(Funcs, ""), + io:put_chars("]).\n"). + +gen_asn1ct_eval_exp_1([{_,F,A}|T], Sep) -> + io:put_chars(Sep), + io:format("~p/~p", [F,A]), + gen_asn1ct_eval_exp_1(T, ",\n"); +gen_asn1ct_eval_exp_1([], _) -> ok. + +defined([H|T]) -> + io:format("assert_defined(~p) -> ok", [H]), + case T of + [] -> + io:put_chars(".\n"); + [_|_] -> + io:put_chars(";\n"), + defined(T) + end. + +dependencies([{K,V}|T]) -> + io:format("dependencies(~p) ->\n~p;\n", [K,V]), + dependencies(T); +dependencies([]) -> + io:put_chars("dependencies(_) -> [].\n"). + +abstract(File) -> + {ok,{M0,[{abstract_code,Abstract}]}} = + beam_lib:chunks(File, [abstract_code]), + {raw_abstract_v1,Forms} = Abstract, + M = module(M0), + [{M,F} || F <- Forms]. + +module(M0) -> + "asn1rtt_" ++ M = atom_to_list(M0), + list_to_atom(M). + +exports([{M,{attribute,_,export,L}}|T]) -> + [{M,F,A} || {F,A} <- L] ++ exports(T); +exports([_|T]) -> + exports(T); +exports([]) -> []. + +calls([{M,{function,_,F,A,Body}}|T]) -> + MFA = {M,F,A}, + case find_calls(Body, M) -- [MFA] of + [] -> + calls(T); + [_|_]=Calls -> + [{MFA,Callee} || Callee <- Calls] ++ calls(T) + end; +calls([_|T]) -> + calls(T); +calls([]) -> []. + +find_calls([{call,_,{atom,_,F},Args}|T], M) -> + Calls = find_calls(Args, M) ++ find_calls(T, M), + Arity = length(Args), + case is_bif(F, Arity) of + false -> + [{M,F,Arity}|Calls]; + true -> + Calls + end; +find_calls([{'fun',_,{function,F,A}}|T], M) -> + [{M,F,A}|find_calls(T, M)]; +find_calls([H|T], M) -> + find_calls(H, M) ++ find_calls(T, M); +find_calls(Tuple, M) when is_tuple(Tuple) -> + find_calls(tuple_to_list(Tuple), M); +find_calls(_, _) -> []. + +is_bif(F, Arity) -> + erl_internal:bif(F, Arity). diff --git a/lib/asn1/test/Makefile b/lib/asn1/test/Makefile index 6e6374baf1..6e6ab4639c 100644 --- a/lib/asn1/test/Makefile +++ b/lib/asn1/test/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1997-2012. All Rights Reserved. +# Copyright Ericsson AB 1997-2013. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -83,6 +83,7 @@ MODULES= \ testInfObj \ testParameterizedInfObj \ testMergeCompile \ + testMultipleLevels \ testDeepTConstr \ testTimer \ testMegaco \ @@ -101,7 +102,6 @@ MODULES= \ test_driver_load \ testSelectionTypes \ test_undecoded_rest \ - test_inline \ testTcapsystem \ testNBAPsystem \ test_compile_options \ @@ -109,6 +109,7 @@ MODULES= \ test_modified_x420 \ testX420 \ test_x691 \ + testWSParamClass \ asn1_test_lib \ asn1_app_test \ asn1_appup_test \ diff --git a/lib/asn1/test/asn1_SUITE.erl b/lib/asn1/test/asn1_SUITE.erl index be3a6c52c2..8deabece37 100644 --- a/lib/asn1/test/asn1_SUITE.erl +++ b/lib/asn1/test/asn1_SUITE.erl @@ -1,6 +1,7 @@ +%% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -19,28 +20,9 @@ -module(asn1_SUITE). --define(only_per(Func), - if Rule == per orelse Rule == per_bin -> Func; - true -> ok - end). -define(only_ber(Func), - if Rule == ber orelse Rule == ber_bin orelse Rule == ber_bin_v2 -> Func; - true -> ok - end). --define(only_uper(Func), - case Rule of - uper_bin -> Func; - _ -> ok - end). --define(only_per_nif(Func), - case {Rule, lists:member(optimize, Opts)} of - {per_bin, true} -> Func; - _ -> ok - end). --define(only_ber_nif(Func), - case {Rule, lists:member(nif, Opts)} of - {ber_bin_v2, true} -> Func; - _ -> ok + if Rule =:= ber -> Func; + true -> ok end). -compile(export_all). @@ -51,11 +33,11 @@ %% Suite definition %%------------------------------------------------------------------------------ -suite() -> [{ct_hooks, [ts_install_cth]}, - {timetrap,{minutes,60}}]. +suite() -> [{ct_hooks, [ts_install_cth]}]. all() -> - [{group, parallel}, + [{group, compile}, + {group, parallel}, {group, app_test}, {group, appup_test}, @@ -71,26 +53,25 @@ groups() -> [{compile, parallel([]), [c_syntax, c_string, - c_implicit_before_choice]}, + c_implicit_before_choice, + constraint_equivalence]}, {ber, parallel([]), [ber_choiceinseq, % Uses 'SOpttest' - {group, [], [ber_optional, - ber_optional_keyed_list]}]}, + ber_optional]}, {app_test, [], [{asn1_app_test, all}]}, {appup_test, [], [{asn1_appup_test, all}]}, {parallel, parallel([]), - [{group, compile}, + [cover, {group, ber}, % Uses 'P-Record', 'Constraints', 'MEDIA-GATEWAY-CONTROL'... {group, [], [parse, test_driver_load, test_undecoded_rest, - test_inline, specialized_decodes, special_decode_performance, testMegaco, @@ -105,6 +86,7 @@ groups() -> testInvokeMod, per, ber_other, + der, h323test, per_GeneralString]}, testChoPrim, @@ -116,6 +98,7 @@ groups() -> testChoTypeRefPrim, testChoTypeRefSeq, testChoTypeRefSet, + testMultipleLevels, testDef, testOpt, testSeqDefault, @@ -184,13 +167,13 @@ groups() -> testINSTANCE_OF, testTCAP, test_ParamTypeInfObj, - test_WS_ParamClass, test_Defed_ObjectIdentifier, testSelectionType, testSSLspecs, testNortel, - % Uses 'PKCS7' - {group, [], [test_modified_x420, + % Uses 'PKCS7', 'InformationFramework' + {group, [], [test_WS_ParamClass, + test_modified_x420, testX420]}, testTcapsystem, testNBAPsystem, @@ -198,18 +181,12 @@ groups() -> testDoubleEllipses, test_x691, ticket_6143, - testExtensionAdditionGroup, test_OTP_9688]}, {performance, [], [testTimer_ber, - testTimer_ber_bin, - testTimer_ber_bin_opt, - testTimer_ber_bin_opt_driver, testTimer_per, - testTimer_per_bin, - testTimer_per_bin_opt, - testTimer_uper_bin, + testTimer_uper, smp]}]. parallel(Options) -> @@ -224,8 +201,6 @@ parallel(Options) -> %%------------------------------------------------------------------------------ init_per_suite(Config) -> - PrivDir = ?config(priv_dir, Config), - true = code:add_patha(PrivDir), Config. end_per_suite(_Config) -> @@ -238,11 +213,15 @@ end_per_group(_GroupName, Config) -> Config. init_per_testcase(Func, Config) -> - CaseDir = filename:join([?config(priv_dir, Config), ?MODULE, Func]), + CaseDir = filename:join(?config(priv_dir, Config), Func), ok = filelib:ensure_dir(filename:join([CaseDir, dummy_file])), true = code:add_patha(CaseDir), - [{case_dir, CaseDir}|Config]. + Dog = case Func of + testX420 -> ct:timetrap({minutes, 90}); + _ -> ct:timetrap({minutes, 60}) + end, + [{case_dir, CaseDir}, {watchdog, Dog}|Config]. end_per_testcase(_Func, Config) -> code:del_path(?config(case_dir, Config)). @@ -253,14 +232,8 @@ end_per_testcase(_Func, Config) -> test(Config, TestF) -> test(Config, TestF, [per, - per_bin, - {per_bin, [optimize]}, - uper_bin, - ber, - ber_bin, - ber_bin_v2, - % TODO: {ber_bin_v2, [optimize, nif]} ? - {ber_bin_v2, [nif]}]). + uper, + ber]). test(Config, TestF, Rules) -> Fun = fun(C, R, O) -> @@ -322,6 +295,28 @@ case_dir([C|Config], Opt) -> %% Test cases %%------------------------------------------------------------------------------ +%% Cover run-time functions that are only called by the ASN.1 compiler +%% (if any). +cover(_) -> + Wc = filename:join([code:lib_dir(asn1),"ebin","asn1ct_eval_*.beam"]), + Beams = filelib:wildcard(Wc), + true = Beams =/= [], + [begin + M0 = filename:basename(Beam), + M1 = filename:rootname(M0), + M = list_to_atom(M1), + "asn1ct_eval_" ++ Group0 = M1, + Group = list_to_atom(Group0), + io:format("%%\n" + "%% ~s\n" + "%%\n", [M]), + asn1ct_func:start_link(), + [asn1ct_func:need({Group,F,A}) || + {F,A} <- M:module_info(exports), F =/= module_info], + asn1ct_func:generate(group_leader()) + end || Beam <- Beams], + ok. + testPrim(Config) -> test(Config, fun testPrim/3). testPrim(Config, Rule, Opts) -> asn1_test_lib:compile_all(["Prim", "Real"], Config, [Rule|Opts]), @@ -338,22 +333,27 @@ testCompactBitString(Config, Rule, Opts) -> asn1_test_lib:compile("PrimStrings", Config, [Rule, compact_bit_string|Opts]), testCompactBitString:compact_bit_string(Rule), - ?only_uper(testCompactBitString:bit_string_unnamed(Rule)), - ?only_per(testCompactBitString:bit_string_unnamed(Rule)), - ?only_per_nif(testCompactBitString:ticket_7734(Rule)), - ?only_per_nif(asn1_test_lib:compile("Constraints", Config, - [Rule, compact_bit_string|Opts])), - ?only_per_nif(testCompactBitString:otp_4869(Rule)). + testCompactBitString:bit_string_unnamed(Rule), + testCompactBitString:bit_string_unnamed(Rule), + testCompactBitString:ticket_7734(Rule), + asn1_test_lib:compile("Constraints", Config, + [Rule, compact_bit_string|Opts]), + testCompactBitString:otp_4869(Rule). testPrimStrings(Config) -> test(Config, fun testPrimStrings/3). testPrimStrings(Config, Rule, Opts) -> asn1_test_lib:compile_all(["PrimStrings", "BitStr"], Config, [Rule|Opts]), testPrimStrings_cases(Rule), - ?only_ber(testPrimStrings:more_strings(Rule)). + asn1_test_lib:compile_all(["PrimStrings", "BitStr"], Config, + [legacy_bit_string,Rule|Opts]), + testPrimStrings:bit_string(Rule), + asn1_test_lib:compile_all(["PrimStrings", "BitStr"], Config, + [compact_bit_string,Rule|Opts]), + testPrimStrings:bit_string(Rule), + testPrimStrings:more_strings(Rule). testPrimStrings_cases(Rule) -> testPrimStrings:bit_string(Rule), - testPrimStrings:bit_string_unnamed(Rule), testPrimStrings:octet_string(Rule), testPrimStrings:numeric_string(Rule), testPrimStrings:other_strings(Rule), @@ -367,10 +367,10 @@ testPrimExternal(Config, Rule, Opts) -> asn1_test_lib:compile_all(["External", "PrimExternal"], Config, [Rule|Opts]), testPrimExternal:external(Rule), - ?only_ber_nif(asn1_test_lib:compile_all(["PrimStrings", "BitStr"], Config, - [Rule|Opts])), - ?only_ber_nif(testPrimStrings_cases(Rule)), - ?only_ber_nif(testPrimStrings:more_strings(Rule)). + asn1_test_lib:compile_all(["PrimStrings", "BitStr"], Config, + [Rule|Opts]), + testPrimStrings_cases(Rule), + testPrimStrings:more_strings(Rule). testChoPrim(Config) -> test(Config, fun testChoPrim/3). testChoPrim(Config, Rule, Opts) -> @@ -395,7 +395,7 @@ testChoOptional(Config, Rule, Opts) -> testChoOptionalImplicitTag(Config) -> test(Config, fun testChoOptionalImplicitTag/3, - [ber, ber_bin, ber_bin_v2]). + [ber]). testChoOptionalImplicitTag(Config, Rule, Opts) -> %% Only meaningful for ber & co asn1_test_lib:compile("ChoOptionalImplicitTag", Config, [Rule|Opts]), @@ -426,6 +426,11 @@ testChoTypeRefSet(Config, Rule, Opts) -> asn1_test_lib:compile("ChoTypeRefSet", Config, [Rule|Opts]), testChoTypeRefSet:set(Rule). +testMultipleLevels(Config) -> test(Config, fun testMultipleLevels/3). +testMultipleLevels(Config, Rule, Opts) -> + asn1_test_lib:compile("MultipleLevels", Config, [Rule|Opts]), + testMultipleLevels:main(Rule). + testDef(Config) -> test(Config, fun testDef/3). testDef(Config, Rule, Opts) -> asn1_test_lib:compile("Def", Config, [Rule|Opts]), @@ -451,7 +456,8 @@ testSeqExtension(Config) -> test(Config, fun testSeqExtension/3). testSeqExtension(Config, Rule, Opts) -> asn1_test_lib:compile_all(["External", "SeqExtension"], Config, [Rule|Opts]), - testSeqExtension:main(Rule). + DataDir = ?config(data_dir, Config), + testSeqExtension:main(DataDir, [Rule|Opts]). testSeqExternal(Config) -> test(Config, fun testSeqExternal/3). testSeqExternal(Config, Rule, Opts) -> @@ -511,8 +517,7 @@ testSeqOfCho(Config, Rule, Opts) -> testSeqOfCho:main(Rule). testSeqOfIndefinite(Config) -> - test(Config, fun testSeqOfIndefinite/3, - [ber, ber_bin, ber_bin_v2, {ber_bin_v2, [nif]}]). + test(Config, fun testSeqOfIndefinite/3, [ber]). testSeqOfIndefinite(Config, Rule, Opts) -> Files = ["Mvrasn-Constants-1", "Mvrasn-DataTypes-1", "Mvrasn-21-4", "Mvrasn-20-4", "Mvrasn-19-4", "Mvrasn-18-4", "Mvrasn-17-4", @@ -628,32 +633,63 @@ c_syntax(Config) -> "SeqBadComma"]]. c_string(Config) -> - test(Config, fun c_string/3, [per, per_bin, ber, ber_bin, ber_bin_v2]). + test(Config, fun c_string/3). c_string(Config, Rule, Opts) -> - asn1_test_lib:compile("String", Config, [Rule|Opts]). + asn1_test_lib:compile("String", Config, [Rule|Opts]), + asn1ct:test('String'). c_implicit_before_choice(Config) -> - test(Config, fun c_implicit_before_choice/3, - [ber, ber_bin, ber_bin_v2]). + test(Config, fun c_implicit_before_choice/3, [ber]). c_implicit_before_choice(Config, Rule, Opts) -> DataDir = ?config(data_dir, Config), CaseDir = ?config(case_dir, Config), {error, _R2} = asn1ct:compile(filename:join(DataDir, "CCSNARG3"), [Rule, {outdir, CaseDir}|Opts]). +constraint_equivalence(Config) -> + DataDir = ?config(data_dir, Config), + CaseDir = ?config(case_dir, Config), + Asn1Spec = "ConstraintEquivalence", + Asn1Src = filename:join(DataDir, Asn1Spec), + ok = asn1ct:compile(Asn1Src, [abs,{outdir,CaseDir}]), + AbsFile = filename:join(CaseDir, Asn1Spec++".abs"), + {ok,Terms} = file:consult(AbsFile), + Cs = [begin + 'INTEGER' = element(3, Type), %Assertion. + Constraints = element(4, Type), + Name1 = atom_to_list(Name0), + {Name,_} = lists:splitwith(fun(C) -> C =/= $X end, Name1), + {Name,Constraints} + end || {typedef,_,_,Name0,Type} <- Terms], + R = sofs:relation(Cs, [{name,constraint}]), + F0 = sofs:relation_to_family(R), + F = sofs:to_external(F0), + Diff = [E || {_,L}=E <- F, length(L) > 1], + case Diff of + [] -> + ok; + [_|_] -> + io:put_chars("Not equivalent:\n"), + [io:format("~s: ~p\n", [N,D]) || {N,D} <- Diff], + test_server:fail(length(Diff)) + end. + parse(Config) -> [asn1_test_lib:compile(M, Config, [abs]) || M <- test_modules()]. per(Config) -> - test(Config, fun per/3, [per, per_bin, {per_bin, [optimize]}]). + test(Config, fun per/3, [per,uper]). per(Config, Rule, Opts) -> [module_test(M, Config, Rule, Opts) || M <- per_modules()]. ber_other(Config) -> - test(Config, fun ber_other/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun ber_other/3, [ber]). + ber_other(Config, Rule, Opts) -> [module_test(M, Config, Rule, Opts) || M <- ber_modules()]. +der(Config) -> + asn1_test_lib:compile_all(ber_modules(), Config, [der]). module_test(M, Config, Rule, Opts) -> asn1_test_lib:compile(M, Config, [Rule|Opts]), @@ -665,12 +701,12 @@ module_test(M, Config, Rule, Opts) -> ber_choiceinseq(Config) -> - test(Config, fun ber_choiceinseq/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun ber_choiceinseq/3, [ber]). ber_choiceinseq(Config, Rule, Opts) -> asn1_test_lib:compile("ChoiceInSeq", Config, [Rule|Opts]). ber_optional(Config) -> - test(Config, fun ber_optional/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun ber_optional/3, [ber]). ber_optional(Config, Rule, Opts) -> asn1_test_lib:compile("SOpttest", Config, [Rule|Opts]), V = {'S', {'A', 10, asn1_NOVALUE, asn1_NOVALUE}, @@ -681,21 +717,6 @@ ber_optional(Config, Rule, Opts) -> V2 = asn1_wrapper:decode('SOpttest', 'S', Bytes), V = element(2, V2). -ber_optional_keyed_list(Config) -> - test(Config, fun ber_optional_keyed_list/3, [ber, ber_bin]). -ber_optional_keyed_list(Config, Rule, Opts) -> - asn1_test_lib:compile("SOpttest", Config, [Rule, keyed_list|Opts]), - Vrecord = {'S', {'A', 10, asn1_NOVALUE, asn1_NOVALUE}, - {'B', asn1_NOVALUE, asn1_NOVALUE, asn1_NOVALUE}, - {'C', asn1_NOVALUE, 111, asn1_NOVALUE}}, - V = [{a, [{scriptKey, 10}]}, - {b, []}, - {c, [{callingPartysCategory, 111}]}], - {ok, B} = asn1_wrapper:encode('SOpttest', 'S', V), - Bytes = lists:flatten(B), - V2 = asn1_wrapper:decode('SOpttest', 'S', Bytes), - Vrecord = element(2, V2). - %% records used by test-case default -record('Def1', {bool0, bool1 = asn1_DEFAULT, @@ -721,16 +742,12 @@ value_test(Config, Rule, Opts) -> 'ObjIdValues':'mobileDomainId'()). value_bad_enum_test(Config) -> - case ?MODULE of - asn1_SUITE -> - {error, _} = asn1ct:compile(?config(data_dir, Config) - ++ "BadEnumValue1", - [{outdir, ?config(case_dir, Config)}]); - _ -> {skip, "Runs in asn1_SUITE only"} - end. + {error, _} = asn1ct:compile(?config(data_dir, Config) ++ + "BadEnumValue1", + [{outdir, ?config(case_dir, Config)}]). constructed(Config) -> - test(Config, fun constructed/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun constructed/3, [ber]). constructed(Config, Rule, Opts) -> asn1_test_lib:compile("Constructed", Config, [Rule|Opts]), {ok, B} = asn1_wrapper:encode('Constructed', 'S', {'S', false}), @@ -741,7 +758,7 @@ constructed(Config, Rule, Opts) -> [136, 1, 10] = lists:flatten(B2). ber_decode_error(Config) -> - test(Config, fun ber_decode_error/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun ber_decode_error/3, [ber]). ber_decode_error(Config, Rule, Opts) -> asn1_test_lib:compile("Constructed", Config, [Rule|Opts]), ber_decode_error:run(Opts). @@ -754,14 +771,14 @@ h323test(Config, Rule, Opts) -> h323test:run(Rule). per_GeneralString(Config) -> - test(Config, fun per_GeneralString/3, [per, per_bin]). + test(Config, fun per_GeneralString/3, [per]). per_GeneralString(Config, Rule, Opts) -> asn1_test_lib:compile("MULTIMEDIA-SYSTEM-CONTROL", Config, [Rule|Opts]), UI = [109, 64, 1, 57], {ok, _V} = asn1_wrapper:decode('MULTIMEDIA-SYSTEM-CONTROL', 'MultimediaSystemControlMessage', UI). -per_open_type(Config) -> test(Config, fun per_open_type/3, [per, per_bin]). +per_open_type(Config) -> test(Config, fun per_open_type/3, [per]). per_open_type(Config, Rule, Opts) -> asn1_test_lib:compile("OpenType", Config, [Rule|Opts]), {ok, _} = asn1ct:test('OpenType', 'Ot', {'Stype', 10, true}). @@ -774,24 +791,24 @@ testConstraints(Config, Rule, Opts) -> testSeqIndefinite(Config) -> - test(Config, fun testSeqIndefinite/3, [ber, ber_bin, ber_bin_v2, - {ber_bin_v2, [nif]}]). + test(Config, fun testSeqIndefinite/3, [ber]). + testSeqIndefinite(Config, Rule, Opts) -> asn1_test_lib:compile("SeqSetIndefinite", Config, [Rule|Opts]), testSeqIndefinite:main(Rule). testSetIndefinite(Config) -> - test(Config, fun testSetIndefinite/3, [ber, ber_bin, ber_bin_v2, - {ber_bin_v2, [nif]}]). + test(Config, fun testSetIndefinite/3, [ber]). + testSetIndefinite(Config, Rule, Opts) -> asn1_test_lib:compile("SeqSetIndefinite", Config, [Rule|Opts]), testSetIndefinite:main(Rule). testChoiceIndefinite(Config) -> - test(Config, fun testChoiceIndefinite/3, [ber, ber_bin, ber_bin_v2, - {ber_bin_v2, [nif]}]). + test(Config, fun testChoiceIndefinite/3, [ber]). + testChoiceIndefinite(Config, Rule, Opts) -> asn1_test_lib:compile("ChoiceIndef", Config, [Rule|Opts]), testChoiceIndefinite:main(Rule). @@ -843,18 +860,13 @@ testInvokeMod(Config, Rule, Opts) -> {ok, _Result2} = 'PrimStrings':encode('Bs1', [1, 0, 1, 0]). testExport(Config) -> - case ?MODULE of - asn1_SUITE -> - {error, {asn1, _Reason}} = - asn1ct:compile(filename:join(?config(data_dir, Config), - "IllegalExport"), - [{outdir, ?config(case_dir, Config)}]); - _ -> - {skip, "Runs in asn1_SUITE only"} - end. + {error, {asn1, _Reason}} = + asn1ct:compile(filename:join(?config(data_dir, Config), + "IllegalExport"), + [{outdir, ?config(case_dir, Config)}]). testImport(Config) -> - test(Config, fun testImport/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun testImport/3). testImport(Config, Rule, Opts) -> {error, _} = asn1ct:compile(filename:join(?config(data_dir, Config), "ImportsFrom"), @@ -892,19 +904,14 @@ testOpenTypeImplicitTag(Config, Rule, Opts) -> testOpenTypeImplicitTag:main(Rule). duplicate_tags(Config) -> - case ?MODULE of - asn1_SUITE -> - DataDir = ?config(data_dir, Config), - CaseDir = ?config(case_dir, Config), - {error, {asn1, [{error, {type, _, _, 'SeqOpt1Imp', {asn1, {duplicates_of_the_tags, _}}}}]}} = - asn1ct:compile(filename:join(DataDir, "SeqOptional2"), - [abs, {outdir, CaseDir}]); - _ -> - {skip, "Runs in asn1_SUITE only"} - end. + DataDir = ?config(data_dir, Config), + CaseDir = ?config(case_dir, Config), + {error, {asn1, [{error, {type, _, _, 'SeqOpt1Imp', + {asn1, {duplicates_of_the_tags, _}}}}]}} = + asn1ct:compile(filename:join(DataDir, "SeqOptional2"), + [abs, {outdir, CaseDir}]). -rtUI(Config) -> test(Config, fun rtUI/3, [per, per_bin, ber, - ber_bin, ber_bin_v2]). +rtUI(Config) -> test(Config, fun rtUI/3). rtUI(Config, Rule, Opts) -> asn1_test_lib:compile("Prim", Config, [Rule|Opts]), {ok, _} = asn1rt:info('Prim'). @@ -920,19 +927,19 @@ testINSTANCE_OF(Config, Rule, Opts) -> testINSTANCE_OF:main(Rule). testTCAP(Config) -> - test(Config, fun testTCAP/3, - [ber, ber_bin, ber_bin_v2, {ber_bin_v2, [nif]}]). + test(Config, fun testTCAP/3). testTCAP(Config, Rule, Opts) -> testTCAP:compile(Config, [Rule|Opts]), testTCAP:test(Rule, Config), case Rule of - ber_bin_v2 -> testTCAP:compile_asn1config(Config, [Rule, asn1config]), - testTCAP:test_asn1config(); - _ -> ok + ber -> + testTCAP:compile_asn1config(Config, [Rule, asn1config]), + testTCAP:test_asn1config(); + _ -> ok end. testDER(Config) -> - test(Config, fun testDER/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun testDER/3, [ber]). testDER(Config, Rule, Opts) -> asn1_test_lib:compile("DERSpec", Config, [Rule, der|Opts]), testDER:test(), @@ -942,7 +949,7 @@ testDER(Config, Rule, Opts) -> testSeqSetDefaultVal:main(Rule). specialized_decodes(Config) -> - test(Config, fun specialized_decodes/3, [ber_bin_v2]). + test(Config, fun specialized_decodes/3, [ber]). specialized_decodes(Config, Rule, Opts) -> asn1_test_lib:compile_all(["PartialDecSeq.asn", "PartialDecSeq2.asn", @@ -950,13 +957,12 @@ specialized_decodes(Config, Rule, Opts) -> "PartialDecMyHTTP.asn", "MEDIA-GATEWAY-CONTROL.asn", "P-Record"], - Config, [Rule, optimize, asn1config|Opts]), + Config, [Rule, asn1config|Opts]), test_partial_incomplete_decode:test(Config), test_selective_decode:test(). special_decode_performance(Config) -> - test(Config, fun special_decode_performance/3, - [{ber_bin, [optimize]}, {ber_bin_v2, [optimize, nif]}]). + test(Config, fun special_decode_performance/3, [ber]). special_decode_performance(Config, Rule, Opts) -> Files = ["MEDIA-GATEWAY-CONTROL", "PartialDecSeq"], asn1_test_lib:compile_all(Files, Config, [Rule, asn1config|Opts]), @@ -964,19 +970,24 @@ special_decode_performance(Config, Rule, Opts) -> test_driver_load(Config) -> - test(Config, fun test_driver_load/3, [{per_bin, [optimize]}]). + test(Config, fun test_driver_load/3, [per]). test_driver_load(Config, Rule, Opts) -> asn1_test_lib:compile("P-Record", Config, [Rule|Opts]), test_driver_load:test(5). test_ParamTypeInfObj(Config) -> - asn1_test_lib:compile("IN-CS-1-Datatypes", Config, [ber_bin]). + asn1_test_lib:compile("IN-CS-1-Datatypes", Config, [ber]). -test_WS_ParamClass(Config) -> - asn1_test_lib:compile("InformationFramework", Config, [ber_bin]). +test_WS_ParamClass(Config) -> test(Config, fun test_WS_ParamClass/3). +test_WS_ParamClass(Config, Rule, Opts) -> + asn1_test_lib:compile("InformationFramework", Config, [Rule|Opts]), + ?only_ber(testWSParamClass:main(Rule)), + ok. test_Defed_ObjectIdentifier(Config) -> - asn1_test_lib:compile("UsefulDefinitions", Config, [ber_bin]). + test(Config, fun test_Defed_ObjectIdentifier/3). +test_Defed_ObjectIdentifier(Config, Rule, Opts) -> + asn1_test_lib:compile("UsefulDefinitions", Config, [Rule|Opts]). testSelectionType(Config) -> test(Config, fun testSelectionType/3). testSelectionType(Config, Rule, Opts) -> @@ -984,19 +995,13 @@ testSelectionType(Config, Rule, Opts) -> {ok, _} = testSelectionTypes:test(). testSSLspecs(Config) -> - test(Config, fun testSSLspecs/3, [ber, ber_bin, ber_bin_v2, {ber_bin_v2, [optimize]}]). + test(Config, fun testSSLspecs/3, [ber]). testSSLspecs(Config, Rule, Opts) -> ok = testSSLspecs:compile(Config, [Rule, compact_bit_string, der|Opts]), testSSLspecs:run(Rule), - - case code:which(asn1ct) of - cover_compiled -> - ok; - _ -> - ok = testSSLspecs:compile_inline(Config, Rule), - ok = testSSLspecs:run_inline(Rule) - end. + ok = testSSLspecs:compile_combined(Config, Rule), + ok = testSSLspecs:run_combined(Rule). testNortel(Config) -> test(Config, fun testNortel/3). testNortel(Config, Rule, Opts) -> @@ -1007,47 +1012,25 @@ test_undecoded_rest(Config, Rule, Opts) -> asn1_test_lib:compile("P-Record", Config, [Rule|Opts]), ok = test_undecoded_rest:test([], Config), asn1_test_lib:compile("P-Record", Config, [Rule,undec_rest|Opts]), - case Rule of - ber_bin_v2 -> ok; - _ -> test_undecoded_rest:test(undec_rest, Config) - end. - -test_inline(Config) -> - test(Config, fun test_inline/3, [ber, ber_bin, ber_bin_v2]). -test_inline(Config, Rule, Opts) -> - case code:which(asn1ct) of - cover_compiled -> - {skip, "Not runnable when cover compiled"}; - _ -> - test_inline:compile(Config, Opts), - test_inline:main(Config, Rule), - test_inline:inline1(Config, Rule, Opts), - test_inline:performance2() - end. + test_undecoded_rest:test(undec_rest, Config). testTcapsystem(Config) -> - test(Config, fun testTcapsystem/3, [ber, ber_bin, ber_bin_v2]). + test(Config, fun testTcapsystem/3). testTcapsystem(Config, Rule, Opts) -> testTcapsystem:compile(Config, [Rule|Opts]). -testNBAPsystem(Config) -> test(Config, fun testNBAPsystem/3, - [per, per_bin, {per_bin, [optimize]}]). +testNBAPsystem(Config) -> test(Config, fun testNBAPsystem/3, [per]). testNBAPsystem(Config, Rule, Opts) -> testNBAPsystem:compile(Config, [Rule|Opts]), testNBAPsystem:test(Rule, Config). test_compile_options(Config) -> - case code:which(asn1ct) of - cover_compiled -> - {skip, "Not runnable when cover compiled"}; - _ -> - ok = test_compile_options:wrong_path(Config), - ok = test_compile_options:path(Config), - ok = test_compile_options:noobj(Config), - ok = test_compile_options:record_name_prefix(Config), - ok = test_compile_options:verbose(Config), - ok = test_compile_options:warnings_as_errors(Config) - end. + ok = test_compile_options:wrong_path(Config), + ok = test_compile_options:path(Config), + ok = test_compile_options:noobj(Config), + ok = test_compile_options:record_name_prefix(Config), + ok = test_compile_options:verbose(Config), + ok = test_compile_options:warnings_as_errors(Config). testDoubleEllipses(Config) -> test(Config, fun testDoubleEllipses/3). testDoubleEllipses(Config, Rule, Opts) -> @@ -1055,8 +1038,7 @@ testDoubleEllipses(Config, Rule, Opts) -> testDoubleEllipses:main(Rule). test_modified_x420(Config) -> - test(Config, fun test_modified_x420/3, - [ber,ber_bin,ber_bin_v2,{ber_bin_v2,[nif]}]). + test(Config, fun test_modified_x420/3, [ber]). test_modified_x420(Config, Rule, Opts) -> Files = [filename:join(modified_x420, F) || F <- ["PKCS7", "InformationFramework", @@ -1072,7 +1054,7 @@ testX420(Config) -> "sparc-sun-solaris2.10" -> {skip,"Too slow for an old Sparc"}; _ -> - test(Config, fun testX420/3, [ber, ber_bin, ber_bin_v2]) + test(Config, fun testX420/3, [ber]) end. testX420(Config, Rule, Opts) -> testX420:compile(Rule, [der|Opts], Config), @@ -1080,13 +1062,12 @@ testX420(Config, Rule, Opts) -> testX420:compile(Rule, Opts, Config). test_x691(Config) -> - test(Config, fun test_x691/3, - [per, per_bin, uper_bin, {per_bin, [optimize]}]). + test(Config, fun test_x691/3, [per, uper]). test_x691(Config, Rule, Opts) -> Files = ["P-RecordA1", "P-RecordA2", "P-RecordA3"], asn1_test_lib:compile_all(Files, Config, [Rule|Opts]), test_x691:cases(Rule, case Rule of - uper_bin -> unaligned; + uper -> unaligned; _ -> aligned end), asn1_test_lib:ticket_7708(Config, []), @@ -1097,8 +1078,7 @@ ticket_6143(Config) -> testExtensionAdditionGroup(Config) -> %% FIXME problems with automatic tags [ber_bin], [ber_bin, optimize] - test(Config, fun testExtensionAdditionGroup/3, - [per_bin, {per_bin, [optimize]}, uper_bin]). + test(Config, fun testExtensionAdditionGroup/3, [per, uper]). testExtensionAdditionGroup(Config, Rule, Opts) -> asn1_test_lib:compile("Extension-Addition-Group", Config, [Rule|Opts]), asn1_test_lib:compile_erlang("extensionAdditionGroup", Config, @@ -1138,6 +1118,7 @@ test_modules() -> "Int", "MAP-commonDataTypes", "Null", + "NullTest", "Octetstr", "One", "P-Record", @@ -1188,46 +1169,17 @@ timer_compile(Config, Rule, Opts) -> asn1_test_lib:compile_all(["H235-SECURITY-MESSAGES", "H323-MESSAGES"], Config, [Rule|Opts]). -testTimer_ber(suite) -> []; testTimer_ber(Config) -> timer_compile(Config,ber,[]), testTimer:go(Config,ber). -testTimer_ber_bin(suite) -> []; -testTimer_ber_bin(Config) -> - timer_compile(Config,ber_bin,[]), - testTimer:go(Config,ber_bin). - -testTimer_ber_bin_opt(suite) -> []; -testTimer_ber_bin_opt(Config) -> - timer_compile(Config,ber_bin,[optimize]), - testTimer:go(Config,ber_bin). - -testTimer_ber_bin_opt_driver(suite) -> []; -testTimer_ber_bin_opt_driver(Config) -> - timer_compile(Config,ber_bin,[optimize,driver]), - testTimer:go(Config,ber_bin). - -testTimer_per(suite) -> []; testTimer_per(Config) -> timer_compile(Config,per,[]), testTimer:go(Config,per). -testTimer_per_bin(suite) -> []; -testTimer_per_bin(Config) -> - timer_compile(Config,per_bin,[]), - testTimer:go(Config,per_bin). - -testTimer_per_bin_opt(suite) -> []; -testTimer_per_bin_opt(Config) -> - timer_compile(Config,per_bin,[optimize]), - testTimer:go(Config,per_bin). - - -testTimer_uper_bin(suite) -> []; -testTimer_uper_bin(Config) -> - timer_compile(Config,uper_bin,[]), - {comment,_} = testTimer:go(Config,uper_bin). +testTimer_uper(Config) -> + timer_compile(Config,uper,[]), + {comment,_} = testTimer:go(Config,uper). %% Test of multiple-line comment, OTP-8043 testComment(suite) -> []; @@ -1270,11 +1222,11 @@ testName2Number(Config) -> ok. ticket_7407(Config) -> - asn1_test_lib:compile("EUTRA-extract-7407", Config, [uper_bin]), + asn1_test_lib:compile("EUTRA-extract-7407", Config, [uper]), asn1_test_lib:ticket_7407_code(true), asn1_test_lib:compile("EUTRA-extract-7407", Config, - [uper_bin, no_final_padding]), + [uper, no_final_padding]), asn1_test_lib:ticket_7407_code(false). smp(suite) -> []; @@ -1285,7 +1237,7 @@ smp(Config) -> io:format("smp starting ~p workers\n",[NumOfProcs]), Msg = {initiatingMessage, testNBAPsystem:cell_setup_req_msg()}, - ok = testNBAPsystem:compile(Config, [per_bin, optimize]), + ok = testNBAPsystem:compile(Config, [per]), enc_dec(NumOfProcs,Msg,2), @@ -1294,7 +1246,7 @@ smp(Config) -> {Time1,ok} = timer:tc(?MODULE,enc_dec,[NumOfProcs,Msg, N]), {Time1S,ok} = timer:tc(?MODULE,enc_dec,[1, Msg, NumOfProcs * N]), - ok = testNBAPsystem:compile(Config, [ber_bin, optimize, nif]), + ok = testNBAPsystem:compile(Config, [ber]), {Time3,ok} = timer:tc(?MODULE,enc_dec,[NumOfProcs,Msg, N]), {Time3S,ok} = timer:tc(?MODULE,enc_dec,[1, Msg, NumOfProcs * N]), @@ -1308,191 +1260,6 @@ smp(Config) -> {skipped,"No smp support"} end. -per_performance(Config) -> - PrivDir = proplists:get_value(priv_dir, Config), - NifDir = filename:join(PrivDir,"nif"), - ErlDir = filename:join(PrivDir,"erl"), - file:make_dir(NifDir),file:make_dir(ErlDir), - - Msg = {initiatingMessage, testNBAPsystem:cell_setup_req_msg()}, - ok = testNBAPsystem:compile([{priv_dir,NifDir}|Config], - [per_bin, optimize]), - ok = testNBAPsystem:compile([{priv_dir,ErlDir}|Config], - [per_bin]), - - Modules = ['NBAP-CommonDataTypes', - 'NBAP-Constants', - 'NBAP-Containers', - 'NBAP-IEs', - 'NBAP-PDU-Contents', - 'NBAP-PDU-Discriptions'], - - - PreNif = fun() -> - code:add_patha(NifDir), - lists:foreach(fun(M) -> - code:purge(M), - code:load_file(M) - end,Modules) - end, - - PreErl = fun() -> - code:add_patha(ErlDir), - lists:foreach(fun(M) -> - code:purge(M), - code:load_file(M) - end,Modules) - end, - - Func = fun() -> - element(1,timer:tc( - asn1_wrapper,encode,['NBAP-PDU-Discriptions', - 'NBAP-PDU', - Msg])) - end, - - nif_vs_erlang_performance({{{PreNif,Func},{PreErl,Func}},100000,32}). - -ber_performance(Config) -> - - Msg = {initiatingMessage, testNBAPsystem:cell_setup_req_msg()}, - ok = testNBAPsystem:compile(Config, [ber_bin, optimize, nif]), - - - BerFun = fun() -> - {ok,B} = asn1_wrapper:encode('NBAP-PDU-Discriptions', - 'NBAP-PDU', Msg), - asn1_wrapper:decode( - 'NBAP-PDU-Discriptions', - 'NBAP-PDU', - B) - end, - nif_vs_erlang_performance({BerFun,100000,32}). - -cert_pem_performance(Config) when is_list(Config) -> - cert_pem_performance({100000, 32}); -cert_pem_performance({N,S}) -> - nif_vs_erlang_performance({fun pem_performance:cert_pem/0,N,S}). - -dsa_pem_performance(Config) when is_list(Config) -> - dsa_pem_performance({100000, 32}); -dsa_pem_performance({N,S}) -> - nif_vs_erlang_performance({fun pem_performance:dsa_pem/0,N,S}). - - -nif_vs_erlang_performance({{TC1,TC2},N,Sched}) -> - random:seed({123,456,789}), - io:format("Running a ~p sample with ~p max procs...~n~n",[N,Sched]), - - {True,False} = exec(TC1,TC2,Sched,N+1), - - io:format("~ndone!~n"), - - io:format("~n"),TStats = print_stats(strip(True,N div 20)), - io:format("~n"),FStats = print_stats(strip(False,N div 20)), - Str = io_lib:format("~nNifs are ~.3f% faster than erlang!~n", - [(element(2,FStats) - element(2,TStats)) / - element(2,FStats) * 100]), - io:format(Str), - {comment, lists:flatten(Str)}; -nif_vs_erlang_performance({T,N,Sched}) -> - PTC1 = fun() -> - application:set_env(asn1, nif_loadable, true) - end, - PTC2 = fun() -> - application:set_env(asn1, nif_loadable, false) - end, - TC = fun() -> - element(1,timer:tc(T)) - end, - nif_vs_erlang_performance({{{PTC1,TC},{PTC2,TC}},N,Sched}). - - -print_stats(Data) -> - Length = length(Data), - Mean = lists:sum(Data) / Length, - Variance = lists:foldl(fun(N,Acc) -> math:pow(N - Mean, 2)+Acc end, 0, Data), - StdDev = math:sqrt(Variance / Length), - Median = lists:nth(round(Length/2),Data), - Min = lists:min(Data), - Max = lists:max(Data), - if Length < 20 -> - io:format("Data: ~w~n",[Data]); - true -> - ok - end, - io:format("Length: ~p~nMean: ~p~nStdDev: ~p~nMedian: ~p~nMin: ~p~nMax: ~p~n", - [Length,Mean,StdDev,Median,Min,Max]), - {Length,Mean,StdDev,Median,Min,Max}. - -collect(Acc) -> - receive - {Tag,Val} -> - Prev = proplists:get_value(Tag,Acc,[]), - collect(lists:keystore(Tag,1,Acc,{Tag,[Val|Prev]})) - after 100 -> - Acc - end. - -exec(One,Two,Max,N) -> - exec(One,Two,Max,N,{[],[]}). -exec(_,_,_,1,{D1,D2}) -> - {lists:flatten(D1),lists:flatten(D2)}; -exec({PreOne,One} = O,{PreTwo,Two} = T,MaxProcs, N, {D1,D2}) -> - Num = random:uniform(round(N/2)), - if Num rem 3 == 0 -> - timer:sleep(Num rem 1000); - true -> - ok - end, - Procs = random:uniform(MaxProcs), - io:format("\tBatch: ~p items in ~p processes, ~p left~n",[Num,Procs,N-Num]), - if Num rem 2 == 1 -> - erlang:garbage_collect(), - PreOne(), - MoreOne = pexec(One, Num, Procs, []), - erlang:garbage_collect(), - PreTwo(), - MoreTwo = pexec(Two, Num, Procs, []); - true -> - erlang:garbage_collect(), - PreTwo(), - MoreTwo = pexec(Two, Num, Procs, []), - erlang:garbage_collect(), - PreOne(), - MoreOne = pexec(One, Num, Procs, []) - end, - exec(O,T,MaxProcs,N-Num,{[MoreOne|D1], - [MoreTwo|D2]}). - -pexec(_Fun, _, 0, []) -> - []; -pexec(Fun, _, 0, [{Ref,Pid}|Rest]) -> - receive - {data,D} -> - [D|pexec(Fun,0,0,[{Ref,Pid}|Rest])]; - {'DOWN', Ref, process, Pid, normal} -> - pexec(Fun, 0,0,Rest) - end; -pexec(Fun, 0, 1, AccProcs) -> - pexec(Fun, 0, 0, AccProcs); -pexec(Fun, N, 1, AccProcs) -> - [Fun()|pexec(Fun, N - 1, 1, AccProcs)]; -pexec(Fun, N, Procs, AccProcs) -> - S = self(), - Pid = spawn(fun() -> - S ! {data,pexec(Fun,N,1,[])} - end), - Ref = erlang:monitor(process, Pid), - pexec(Fun, N, Procs - 1, [{Ref,Pid}|AccProcs]). - -strip(Data,Num) -> - {_,R} = lists:split(Num,lists:sort(Data)), - element(2,lists:split(Num,lists:reverse(R))). - -faster(A,B) -> - (B - A)/B * 100. - enc_dec(1, Msg, N) -> worker_loop(N, Msg); enc_dec(NumOfProcs,Msg, N) -> @@ -1530,7 +1297,7 @@ pforeach(_Fun,[],[]) -> -record('Iu-ReleaseCommand',{first,second}). ticket7904(Config) -> - asn1_test_lib:compile("RANAPextract1", Config, [per_bin, optimize]), + asn1_test_lib:compile("RANAPextract1", Config, [per]), Val1 = #'InitiatingMessage'{procedureCode=1, criticality=ignore, diff --git a/lib/asn1/test/asn1_SUITE_data/ConstraintEquivalence.asn1 b/lib/asn1/test/asn1_SUITE_data/ConstraintEquivalence.asn1 new file mode 100644 index 0000000000..6a97c1b38e --- /dev/null +++ b/lib/asn1/test/asn1_SUITE_data/ConstraintEquivalence.asn1 @@ -0,0 +1,42 @@ +ConstraintEquivalence DEFINITIONS AUTOMATIC TAGS ::= +BEGIN + SingleValueX42 ::= INTEGER (42) + SingleValueX1 ::= INTEGER ((42) ^ (42)) + SingleValueX2 ::= INTEGER ((42) INTERSECTION (42)) + SingleValueX3 ::= INTEGER ((42) | (42)) + SingleValueX4 ::= INTEGER ((42) UNION (42)) + SingleValueX5 ::= INTEGER ((42) INTERSECTION (MIN..MAX)) + SingleValueX6 ::= INTEGER ((42) INTERSECTION (40..49)) + SingleValueX7 ::= INTEGER (42..42) + + UnconstrainedX0 ::= INTEGER + UnconstrainedX1 ::= INTEGER (MIN..MAX) + UnconstrainedX2 ::= INTEGER (1|(MIN..MAX)) + UnconstrainedX3 ::= INTEGER (1..10|(MIN..MAX)) + UnconstrainedX4 ::= INTEGER ((MIN..MAX)|9|10) + UnconstrainedX5 ::= INTEGER ((MIN..MAX)|10..20) + UnconstrainedX6 ::= INTEGER ((MIN..MAX) UNION (10..20)) + + RangeX00 ::= INTEGER (5..10) + RangeX01 ::= INTEGER (4<..<11) + RangeX02 ::= INTEGER (5..<11) + RangeX03 ::= INTEGER (4<..10) + RangeX04 ::= INTEGER (5|6|7|8|9|10) + RangeX05 ::= INTEGER (10|9|8|7|6|5) + RangeX06 ::= INTEGER (5|6|7..10) + + RangeX10 ::= INTEGER ((5..6) UNION (7..8) UNION (9|10)) + RangeX11 ::= INTEGER ((5|6) UNION (7..8) UNION (9|10)) + RangeX12 ::= INTEGER ((5|6) UNION (7|8) UNION (9|10)) + RangeX13 ::= INTEGER ((5|6) UNION (7) UNION (8..10)) + RangeX14 ::= INTEGER ((5|6) UNION (7) UNION (8..10)) + RangeX15 ::= INTEGER ((5|6) UNION (7) UNION ((8..8)|(9..9)|(10))) + RangeX16 ::= INTEGER ((5|6) UNION (7) UNION (7<..<11)) + + RangeX20 ::= INTEGER (0..20) (5..10) + RangeX21 ::= INTEGER (0..10) (5..20) + RangeX22 ::= INTEGER (0..10) (5..20) (MIN..MAX) + RangeX23 ::= INTEGER ((0..10) INTERSECTION (5..20) ^ (MIN..MAX)) + RangeX24 ::= INTEGER ((5|6|7|8|9|10) INTERSECTION (5..20) ^ (MIN..MAX)) + +END diff --git a/lib/asn1/test/asn1_SUITE_data/Def.py b/lib/asn1/test/asn1_SUITE_data/Def.py deleted file mode 100644 index ff08ed6386..0000000000 --- a/lib/asn1/test/asn1_SUITE_data/Def.py +++ /dev/null @@ -1,31 +0,0 @@ -Def DEFINITIONS IMPLICIT TAGS ::= - -BEGIN - -Def1 ::= SEQUENCE -{ - bool0 [0] BOOLEAN, - bool1 [1] BOOLEAN DEFAULT false, - bool2 [2] BOOLEAN DEFAULT false, - bool3 [3] BOOLEAN DEFAULT false -} - - -Def2 ::= SEQUENCE -{ - bool10 [10] BOOLEAN, - bool11 [11] BOOLEAN DEFAULT false, - bool12 [12] BOOLEAN DEFAULT false, - bool13 [13] BOOLEAN -} - - -Def3 ::= SEQUENCE -{ - bool30 [30] BOOLEAN DEFAULT false, - bool31 [31] BOOLEAN DEFAULT false, - bool32 [32] BOOLEAN DEFAULT false, - bool33 [33] BOOLEAN DEFAULT false -} - -END diff --git a/lib/asn1/test/asn1_SUITE_data/Extension-Addition-Group.asn b/lib/asn1/test/asn1_SUITE_data/Extension-Addition-Group.asn index b7cc74ab07..b07dcd8baa 100644 --- a/lib/asn1/test/asn1_SUITE_data/Extension-Addition-Group.asn +++ b/lib/asn1/test/asn1_SUITE_data/Extension-Addition-Group.asn @@ -1,7 +1,7 @@ -- -- %CopyrightBegin% -- --- Copyright Ericsson AB 2001-2012. All Rights Reserved. +-- Copyright Ericsson AB 2001-2013. All Rights Reserved. -- -- The contents of this file are subject to the Erlang Public License, -- Version 1.1, (the "License"); you may not use this file except in diff --git a/lib/asn1/test/asn1_SUITE_data/MultipleLevels.asn b/lib/asn1/test/asn1_SUITE_data/MultipleLevels.asn new file mode 100644 index 0000000000..1824e1fa5a --- /dev/null +++ b/lib/asn1/test/asn1_SUITE_data/MultipleLevels.asn @@ -0,0 +1,19 @@ +MultipleLevels DEFINITIONS AUTOMATIC TAGS ::= + +BEGIN + +Top ::= SEQUENCE { + country CountryName, + region Name +} + +CountryName ::= CountryName0 + +CountryName0 ::= Name + +Name ::= CHOICE { + short PrintableString (SIZE (0..10)), + long PrintableString +} + +END diff --git a/lib/asn1/test/asn1_SUITE_data/NullTest.asn1 b/lib/asn1/test/asn1_SUITE_data/NullTest.asn1 new file mode 100644 index 0000000000..041b20a4c1 --- /dev/null +++ b/lib/asn1/test/asn1_SUITE_data/NullTest.asn1 @@ -0,0 +1,14 @@ +NullTest DEFINITIONS ::= +BEGIN + +NullTestData ::= SEQUENCE { + body NullBody, + tail INTEGER +} + +NullBody ::= CHOICE { + null [0] NULL, + notNull [1] INTEGER +} + +END diff --git a/lib/asn1/test/asn1_SUITE_data/Opt.py b/lib/asn1/test/asn1_SUITE_data/Opt.py deleted file mode 100644 index 48c2a09b64..0000000000 --- a/lib/asn1/test/asn1_SUITE_data/Opt.py +++ /dev/null @@ -1,31 +0,0 @@ -Opt DEFINITIONS IMPLICIT TAGS ::= - -BEGIN - -Opt1 ::= SEQUENCE -{ - bool0 [0] BOOLEAN, - bool1 [1] BOOLEAN OPTIONAL, - bool2 [2] BOOLEAN OPTIONAL, - bool3 [3] BOOLEAN OPTIONAL -} - - -Opt2 ::= SEQUENCE -{ - bool10 [10] BOOLEAN, - bool11 [11] BOOLEAN OPTIONAL, - bool12 [12] BOOLEAN OPTIONAL, - bool13 [13] BOOLEAN -} - - -Opt3 ::= SEQUENCE -{ - bool30 [30] BOOLEAN OPTIONAL, - bool31 [31] BOOLEAN OPTIONAL, - bool32 [32] BOOLEAN OPTIONAL, - bool33 [33] BOOLEAN OPTIONAL -} - -END diff --git a/lib/asn1/test/asn1_SUITE_data/PartialDecSeq.asn1config b/lib/asn1/test/asn1_SUITE_data/PartialDecSeq.asn1config index 19fa3c990e..d388f6cd02 100644 --- a/lib/asn1/test/asn1_SUITE_data/PartialDecSeq.asn1config +++ b/lib/asn1/test/asn1_SUITE_data/PartialDecSeq.asn1config @@ -17,6 +17,6 @@ {decode_D_incomplete,['D',[{a,undecoded}]]}, {decode_F_fb_exclusive2,['F',[{fb,[{b,parts},{d,[{da,parts}]}]}]]}, {decode_F_fb_exclusive3,['F',[{fb,[{b,parts},{d,[{da,parts},{dc,[{dcc,undecoded}]}]}]}]]}]}}. {module_name,'Seq.asn1'}. -{compile_options,[ber_bin,optimize,debug_info]}. +{compile_options,[ber,debug_info]}. {multifile_compile,['M1.asn','M2.asn']}. diff --git a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 index 1a905988f5..c3d54dbbb3 100644 --- a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 +++ b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 @@ -22,6 +22,8 @@ BEGIN Enum ::= ENUMERATED {monday(1),tuesday(2),wednesday(3),thursday(4), friday(5),saturday(6),sunday(7)} + SingleEnumVal ::= ENUMERATED {true} + SingleEnumValExt ::= ENUMERATED {true, ...} ObjId ::= OBJECT IDENTIFIER @@ -29,4 +31,21 @@ BEGIN Null ::= NULL + -- Test that REAL numbers can co-exist with other data types. + App-X-Real ::= REAL (WITH COMPONENTS { + mantissa (-16777215..16777215), + base (2), + exponent (-125..128) } ) + + Seq ::= SEQUENCE { + n Null, + i1 INTEGER (0..63), + e1 SingleEnumVal, + i2 INTEGER (0..63), + e2 SingleEnumVal, + i3 INTEGER (0..63), + b Bool, + i4 INTEGER (0..63) + } + END diff --git a/lib/asn1/test/asn1_SUITE_data/PrimStrings.asn1 b/lib/asn1/test/asn1_SUITE_data/PrimStrings.asn1 index d287840f30..cfaf4cf034 100644 --- a/lib/asn1/test/asn1_SUITE_data/PrimStrings.asn1 +++ b/lib/asn1/test/asn1_SUITE_data/PrimStrings.asn1 @@ -55,20 +55,49 @@ BS1024 ::= BIT STRING (SIZE (1024)) OsExpCon ::= [60] EXPLICIT OCTET STRING OsExpPri ::= [PRIVATE 61] EXPLICIT OCTET STRING OsExpApp ::= [APPLICATION 62] EXPLICIT OCTET STRING + OsFrag ::= OCTET STRING (SIZE (0..100000)) + FixedOs65536 ::= OCTET STRING (SIZE (65536)) + FixedOs65537 ::= OCTET STRING (SIZE (65537)) + + OsFixedStrings ::= SEQUENCE { + b1 BOOLEAN, -- Unalign + s0 OCTET STRING (SIZE (0)), + s1 OCTET STRING (SIZE (1)), + s2 OCTET STRING (SIZE (2)), + s3 OCTET STRING (SIZE (3)), + b2 BOOLEAN, -- Unalign + s255 OCTET STRING (SIZE (255)), + s256 OCTET STRING (SIZE (256)), + s257 OCTET STRING (SIZE (257)), + i INTEGER (0..1024) + } + + OsAlignment ::= SEQUENCE { + b1 BOOLEAN, + s1 Os, + b2 BOOLEAN, + s2 OsFrag, + b3 BOOLEAN, + s3 FixedOs65536, + i INTEGER (0..63) + } Ns ::= NumericString NsCon ::= [70] NumericString NsExpCon ::= [71] EXPLICIT NumericString Ps ::= PrintableString + Ps11 ::= PrintableString (FROM ("0123456789*")) Ts ::= TeletexString Vxs ::= VideotexString Vis ::= VisibleString + Vis8 ::= VisibleString (FROM ("01234567")) IA5 ::= IA5String + IA5Visible ::= IA5String (FROM (" ".."~")) Grs ::= GraphicString diff --git a/lib/asn1/test/asn1_SUITE_data/SeqExtension.asn1 b/lib/asn1/test/asn1_SUITE_data/SeqExtension.asn1 index bb0a7cca3a..5fda19303a 100644 --- a/lib/asn1/test/asn1_SUITE_data/SeqExtension.asn1 +++ b/lib/asn1/test/asn1_SUITE_data/SeqExtension.asn1 @@ -31,7 +31,35 @@ SeqExt4 ::= SEQUENCE int INTEGER } +SeqExt5 ::= SEQUENCE +{ + ..., + [[ name OCTET STRING (SIZE (1..8)), + shoesize INTEGER ]] +} + +SeqExt6 ::= SEQUENCE +{ + -- The spaces between the ellipsis and the comma will prevent them + -- from being removed. + ... , + [[ i1 [100] INTEGER, i2 [101] INTEGER, i3 [102] INTEGER ]], + [[ i4 [104] INTEGER, i5 [105] INTEGER ]], + [[ i6 [106] INTEGER, i7 [107] INTEGER ]] +} + SeqExt1X ::= XSeqExt1 SeqExt2X ::= XSeqExt2 +SuperSeq ::= SEQUENCE +{ + s1 SeqExt1, + s2 SeqExt2, + s3 SeqExt3, + s4 SeqExt4, + s5 SeqExt5, + s6 SeqExt6, + i INTEGER +} + END diff --git a/lib/asn1/test/asn1_SUITE_data/SeqOf.py b/lib/asn1/test/asn1_SUITE_data/SeqOf.py deleted file mode 100644 index c941418934..0000000000 --- a/lib/asn1/test/asn1_SUITE_data/SeqOf.py +++ /dev/null @@ -1,45 +0,0 @@ -SeqOf DEFINITIONS IMPLICIT TAGS ::= - -BEGIN - - -Seq1 ::= SEQUENCE -{ - bool1 BOOLEAN, - int1 INTEGER, - seq1 SEQUENCE OF SeqIn DEFAULT {} -} - -Seq2 ::= SEQUENCE -{ - seq2 SEQUENCE OF SeqIn DEFAULT {}, - bool2 BOOLEAN, - int2 INTEGER -} - -Seq3 ::= SEQUENCE -{ - bool3 BOOLEAN, - seq3 SEQUENCE OF SeqIn DEFAULT {}, - int3 INTEGER -} - -Seq4 ::= SEQUENCE -{ - seq41 [41] SEQUENCE OF SeqIn DEFAULT {}, - seq42 [42] SEQUENCE OF SeqIn DEFAULT {}, - seq43 [43] SEQUENCE OF SeqIn DEFAULT {} -} - - - -SeqIn ::= SEQUENCE -{ - boolIn BOOLEAN, - intIn INTEGER -} - - - - -END diff --git a/lib/asn1/test/asn1_SUITE_data/SetOf.py b/lib/asn1/test/asn1_SUITE_data/SetOf.py deleted file mode 100644 index 4e2ea16fcc..0000000000 --- a/lib/asn1/test/asn1_SUITE_data/SetOf.py +++ /dev/null @@ -1,42 +0,0 @@ -SetOf DEFINITIONS IMPLICIT TAGS ::= - -BEGIN - - -Set1 ::= SET -{ - bool1 BOOLEAN, - int1 INTEGER, - set1 SET OF SetIn DEFAULT {} -} - -Set2 ::= SET -{ - set2 SET OF SetIn DEFAULT {}, - bool2 BOOLEAN, - int2 INTEGER -} - -Set3 ::= SET -{ - bool3 BOOLEAN, - set3 SET OF SetIn DEFAULT {}, - int3 INTEGER -} - -Set4 ::= SET -{ - set41 [41] SET OF SetIn DEFAULT {}, - set42 [42] SET OF SetIn DEFAULT {}, - set43 [43] SET OF SetIn DEFAULT {} -} - - - -SetIn ::= SET -{ - boolIn BOOLEAN, - intIn INTEGER -} - -END diff --git a/lib/asn1/test/asn1_SUITE_data/extensionAdditionGroup.erl b/lib/asn1/test/asn1_SUITE_data/extensionAdditionGroup.erl index 8148381d92..d46560979d 100644 --- a/lib/asn1/test/asn1_SUITE_data/extensionAdditionGroup.erl +++ b/lib/asn1/test/asn1_SUITE_data/extensionAdditionGroup.erl @@ -7,7 +7,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2010. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -140,7 +140,7 @@ run3() -> Barring = #'AC-BarringConfig'{ 'ac-BarringFactor' = p00, 'ac-BarringTime' = s4, - 'ac-BarringForSpecialAC' = [0,0,0,0,0]}, + 'ac-BarringForSpecialAC' = <<0:5>>}, roundtrip(SI), roundtrip(SI#'SystemInformationBlockType2'{ 'ssac-BarringForMMTEL-Voice-r9'=Barring}), diff --git a/lib/asn1/test/asn1_SUITE_data/testobj.erl b/lib/asn1/test/asn1_SUITE_data/testobj.erl index be7ceee7d1..8d34a473ae 100644 --- a/lib/asn1/test/asn1_SUITE_data/testobj.erl +++ b/lib/asn1/test/asn1_SUITE_data/testobj.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2010. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -883,7 +883,7 @@ initial_ue_ies() -> cn_domain_indicator() -> - {'CN-DomainIndicator', 'ps-domain'}. + 'ps-domain'. init_lai() -> #'ProtocolIE-Field'{ @@ -1279,11 +1279,11 @@ reset() -> protocolIEs = reset_ies() }. reset_ies() -> - {'Reset_protocolIEs', % this identifier is very unneccesary here - [reset_cause(), - cn_domain_ind(), % Se initial Ue - init_global_rnc_id() % ---- " ---- - ]}. + [reset_cause(), + cn_domain_ind(), % Se initial Ue + init_global_rnc_id() % ---- " ---- + ]. + init_global_rnc_id() -> #'ProtocolIE-Field'{ id = 86, % 86 = id-GlobalRNC-ID @@ -1323,8 +1323,7 @@ reset_ack() -> protocolIEs = reset_ack_ies() }. reset_ack_ies() -> - {'ResetAcknowledge_protocolIEs', % very unneccesary - [cn_domain_ind()]}. % Se initial Ue + [cn_domain_ind()]. % Se initial Ue @@ -1336,13 +1335,12 @@ reset_res(IuSCId) -> }. reset_res_ies(IuSCId) -> - {'ResetResource_protocolIEs', % very unneccesary - [ - cn_domain_ind() % Se initial Ue - ,reset_cause() % Se reset - ,reset_res_list(IuSCId) - ,init_global_rnc_id_reset_res() % ---- " ---- - ]}. + [ + cn_domain_ind() % Se initial Ue + ,reset_cause() % Se reset + ,reset_res_list(IuSCId) + ,init_global_rnc_id_reset_res() % ---- " ---- + ]. init_global_rnc_id_reset_res() -> #'ProtocolIE-Field'{ @@ -1420,24 +1418,7 @@ wrapper_encode(Module,Type,Value) -> Error end. -wrapper_decode(Module,Type,Bytes) -> - case Module:encoding_rule() of - ber -> - asn1rt:decode(Module,Type,Bytes); - ber_bin when binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - ber_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - ber_bin_v2 when binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - ber_bin_v2 -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - per -> - asn1rt:decode(Module,Type,Bytes); - per_bin when binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - per_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - uper_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)) - end. +wrapper_decode(Module, Type, Bytes) when is_binary(Bytes) -> + asn1rt:decode(Module, Type, Bytes); +wrapper_decode(Module, Type, Bytes) when is_list(Bytes) -> + asn1rt:decode(Module, Type, list_to_binary(Bytes)). diff --git a/lib/asn1/test/asn1_app_test.erl b/lib/asn1/test/asn1_app_test.erl index 2c31c3259d..1225e36778 100644 --- a/lib/asn1/test/asn1_app_test.erl +++ b/lib/asn1/test/asn1_app_test.erl @@ -138,7 +138,9 @@ check_asn1ct_modules(Extra) -> asn1ct_name,asn1ct_constructed_per,asn1ct_constructed_ber, asn1ct_gen_ber,asn1ct_constructed_ber_bin_v2, asn1ct_gen_ber_bin_v2,asn1ct_value, - asn1ct_tok,asn1ct_parser2,asn1ct_table], + asn1ct_tok,asn1ct_parser2,asn1ct_table, + asn1ct_imm,asn1ct_func,asn1ct_rtt, + asn1ct_eval_ext,asn1ct_eval_per,asn1ct_eval_uper], case Extra -- ASN1CTMods of [] -> ok; diff --git a/lib/asn1/test/asn1_test_lib.erl b/lib/asn1/test/asn1_test_lib.erl index 96c04a9436..1e40fd7b9e 100644 --- a/lib/asn1/test/asn1_test_lib.erl +++ b/lib/asn1/test/asn1_test_lib.erl @@ -61,15 +61,12 @@ compile_erlang(Mod, Config, Options) -> [{i, CaseDir}, {outdir, CaseDir}|Options]). should_load(File, Options) -> - should_load(File, lists:member(abs, Options), - proplists:lookup(inline, Options)). - -should_load(_File, true, _Inline) -> - false; -should_load(_File, _Abs, {inline, Module}) when Module /= true -> - {module, Module}; -should_load(File, _Abs, _Inline) -> - {module, list_to_atom(strip_extension(filename:basename(File)))}. + case lists:member(abs, Options) of + true -> + false; + false -> + {module,list_to_atom(strip_extension(filename:basename(File)))} + end. strip_extension(File) -> strip_extension(File, filename:extension(File)). @@ -87,14 +84,14 @@ ticket_7407_compile(Config,Option) -> ?line OutDir = ?config(priv_dir,Config), ?line ok = asn1ct:compile(DataDir ++ "EUTRA-extract-7407", - [uper_bin, {outdir,OutDir}]++Option). + [uper, {outdir,OutDir}]++Option). ticket_7708(Config,Option) -> ?line DataDir = ?config(data_dir,Config), ?line OutDir = ?config(priv_dir,Config), ?line ok = asn1ct:compile(DataDir ++ "EUTRA-extract-55", - [uper_bin, {outdir,OutDir}]++Option). + [uper, {outdir,OutDir}]++Option). ticket_7407_code(FinalPadding) -> @@ -154,7 +151,7 @@ ticket_7678(Config, Option) -> ?line OutDir = ?config(priv_dir,Config), ?line ok = asn1ct:compile(DataDir ++ "UPERDefault", - [uper_bin, {outdir,OutDir}]++Option), + [uper, {outdir,OutDir}]++Option), ?line Val = 'UPERDefault':seq(), ?line {ok,<<0,6,0>>} = 'UPERDefault':encode('Seq',Val), @@ -167,12 +164,12 @@ ticket_7763(Config) -> ?line OutDir = ?config(priv_dir,Config), ?line ok = asn1ct:compile(DataDir ++ "EUTRA-extract-55", - [uper_bin, {outdir,OutDir}]), + [uper, {outdir,OutDir}]), Val = {'Seq',15,lists:duplicate(8,0),[0],lists:duplicate(28,0),15,true}, ?line {ok,Bin} = 'EUTRA-extract-55':encode('Seq',Val), ?line ok = asn1ct:compile(DataDir ++ "EUTRA-extract-55", - [uper_bin,compact_bit_string,{outdir,OutDir}]), + [uper,compact_bit_string,{outdir,OutDir}]), CompactVal = {'Seq',15,{0,<<0>>},{7,<<0>>},{4,<<0,0,0,0>>},15,true}, {ok,CompactBin} = 'EUTRA-extract-55':encode('Seq',CompactVal), diff --git a/lib/asn1/test/asn1_wrapper.erl b/lib/asn1/test/asn1_wrapper.erl index d515b99ac2..ac194fe38b 100644 --- a/lib/asn1/test/asn1_wrapper.erl +++ b/lib/asn1/test/asn1_wrapper.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2010. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -34,41 +34,16 @@ encode(Module,Type,Value) -> Error end. -decode(Module,Type,Bytes) -> - case Module:encoding_rule() of - ber -> - asn1rt:decode(Module,Type,Bytes); - ber_bin when is_binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - ber_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - ber_bin_v2 when is_binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - ber_bin_v2 -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - per -> - asn1rt:decode(Module,Type,Bytes); - per_bin when is_binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - per_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)); - uper_bin when is_binary(Bytes) -> - asn1rt:decode(Module,Type,Bytes); - uper_bin -> - asn1rt:decode(Module,Type,list_to_binary(Bytes)) - end. +decode(Module, Type, Bytes) when is_binary(Bytes) -> + asn1rt:decode(Module, Type, Bytes); +decode(Module, Type, Bytes) when is_list(Bytes) -> + asn1rt:decode(Module, Type, list_to_binary(Bytes)). erule(ber) -> ber; -erule(ber_bin) -> - ber; -erule(ber_bin_v2) -> - ber; erule(per) -> per; -erule(per_bin) -> - per; -erule(uper_bin) -> +erule(uper) -> per. diff --git a/lib/asn1/test/ber_decode_error.erl b/lib/asn1/test/ber_decode_error.erl index ff6e386a88..1c4b4c6894 100644 --- a/lib/asn1/test/ber_decode_error.erl +++ b/lib/asn1/test/ber_decode_error.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2012. All Rights Reserved. +%% Copyright Ericsson AB 1999-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -21,31 +21,34 @@ -export([run/1]). --include_lib("test_server/include/test_server.hrl"). - run([]) -> - ?line {ok,B} = asn1_wrapper:encode('Constructed','S3',{'S3',17}), - ?line [T,L|V] = lists:flatten(B), - ?line Bytes = [T,L+3|V] ++ [2,1,3], - ?line case asn1_wrapper:decode('Constructed','S3',Bytes) of - {error,{asn1,{unexpected,_}}} -> ok - end, - %% Unexpected bytes must be accepted if there is an extensionmark - ?line {ok,{'S3ext',17}} = asn1_wrapper:decode('Constructed','S3ext',Bytes), - ok; -run([driver]) -> - %% test of OTP-4797, bad indata to driver does not cause an EXIT - ?line {error,_Reason} = asn1rt:decode('Constructed','S3',[3,5]), - ok; -run([nif]) -> - %% test of OTP-4797, bad indata to driver does not cause an EXIT - ?line {error,_Reason} = asn1rt:decode('Constructed','S3',[3,5]), - ok. - + {ok,B} = asn1_wrapper:encode('Constructed','S3',{'S3',17}), + [T,L|V] = lists:flatten(B), + Bytes = [T,L+3|V] ++ [2,1,3], + case asn1_wrapper:decode('Constructed','S3',Bytes) of + {error,{asn1,{unexpected,_}}} -> ok + end, + %% Unexpected bytes must be accepted if there is an extensionmark + {ok,{'S3ext',17}} = asn1_wrapper:decode('Constructed','S3ext',Bytes), + %% Truncated tag. + {error,{asn1,{invalid_tag,_}}} = + (catch 'Constructed':decode('I', <<31,255,255>>)), + %% Overlong tag. + {error,{asn1,{invalid_tag,_}}} = + (catch 'Constructed':decode('I', <<31,255,255,255,127>>)), + %% Invalid length. + {error,{asn1,{invalid_length,_}}} = + (catch 'Constructed':decode('I', <<8,255>>)), + %% Other errors. + {error,{asn1,{invalid_value,_}}} = + (catch 'Constructed':decode('I', <<>>)), + {error,{asn1,{invalid_value,_}}} = + (catch 'Constructed':decode('I', <<8,7>>)), + ok. diff --git a/lib/asn1/test/h323test.erl b/lib/asn1/test/h323test.erl index b7a7d6e4df..426ae16994 100644 --- a/lib/asn1/test/h323test.erl +++ b/lib/asn1/test/h323test.erl @@ -22,7 +22,6 @@ -export([run/1]). -include_lib("test_server/include/test_server.hrl"). -run(per_bin) -> run(); run(per) -> run(); run(_Rules) -> ok. diff --git a/lib/asn1/test/testChoExtension.erl b/lib/asn1/test/testChoExtension.erl index b75cfb6831..067d4d2bf7 100644 --- a/lib/asn1/test/testChoExtension.erl +++ b/lib/asn1/test/testChoExtension.erl @@ -25,42 +25,27 @@ extension(_Rules) -> - - ?line {ok,Bytes1} = asn1_wrapper:encode('ChoExtension','ChoExt1',{'ChoExt1',{bool,true}}), - ?line {ok,{bool,true}} = - asn1_wrapper:decode('ChoExtension','ChoExt1',lists:flatten(Bytes1)), - - ?line {ok,Bytes2} = asn1_wrapper:encode('ChoExtension','ChoExt1',{'ChoExt1',{int,33}}), - ?line {ok,{int,33}} = - asn1_wrapper:decode('ChoExtension','ChoExt1',lists:flatten(Bytes2)), + roundtrip('ChoExt1', {bool,true}), + roundtrip('ChoExt1', {int,33}), %% A trick to encode with another compatible CHOICE type to test reception %% extension alternative - ?line {ok,Bytes2x} = asn1_wrapper:encode('ChoExtension','ChoExt1x',{str,"abc"}), - ?line {ok,Val2x} = + {ok,Bytes2x} = asn1_wrapper:encode('ChoExtension','ChoExt1x',{str,"abc"}), + {ok,Val2x} = asn1_wrapper:decode('ChoExtension','ChoExt1',lists:flatten(Bytes2x)), io:format("Choice extension alternative = ~p~n",[Val2x]), - ?line {ok,Bytes3} = asn1_wrapper:encode('ChoExtension','ChoExt2',{'ChoExt2',{bool,true}}), - ?line {ok,{bool,true}} = - asn1_wrapper:decode('ChoExtension','ChoExt2',lists:flatten(Bytes3)), - - ?line {ok,Bytes4} = asn1_wrapper:encode('ChoExtension','ChoExt2',{'ChoExt2',{int,33}}), - ?line {ok,{int,33}} = - asn1_wrapper:decode('ChoExtension','ChoExt2',lists:flatten(Bytes4)), + roundtrip('ChoExt2', {bool,true}), + roundtrip('ChoExt2', {int,33}), + roundtrip('ChoExt3', {bool,true}), + roundtrip('ChoExt3', {int,33}), + roundtrip('ChoExt4', {str,"abc"}), - ?line {ok,Bytes5} = asn1_wrapper:encode('ChoExtension','ChoExt3',{'ChoExt3',{bool,true}}), - ?line {ok,{bool,true}} = - asn1_wrapper:decode('ChoExtension','ChoExt3',lists:flatten(Bytes5)), - - ?line {ok,Bytes6} = asn1_wrapper:encode('ChoExtension','ChoExt3',{'ChoExt3',{int,33}}), - ?line {ok,{int,33}} = - asn1_wrapper:decode('ChoExtension','ChoExt3',lists:flatten(Bytes6)), - - Val7 = {str,"abc"}, - ?line {ok,Bytes7} = asn1_wrapper:encode('ChoExtension','ChoExt4',Val7), - ?line {ok,Val7} = asn1_wrapper:decode('ChoExtension','ChoExt4',lists:flatten(Bytes7)), + ok. +roundtrip(Type, Value) -> + {ok,Encoded} = 'ChoExtension':encode(Type, Value), + {ok,Value} = 'ChoExtension':decode(Type, Encoded), ok. diff --git a/lib/asn1/test/testChoExternal.erl b/lib/asn1/test/testChoExternal.erl index b2d171f9c7..5fdee48add 100644 --- a/lib/asn1/test/testChoExternal.erl +++ b/lib/asn1/test/testChoExternal.erl @@ -38,62 +38,27 @@ compile(Config, Rules, Optimize) -> external(_Rules) -> + roundtrip('ChoXCho', {boolCho,true}), + roundtrip('ChoXCho', {intCho,77}), - ?line {ok,Bytes11} = asn1_wrapper:encode('ChoExternal','ChoXCho',{'ChoXCho',{boolCho,true}}), - ?line {ok,{boolCho,true}} = asn1_wrapper:decode('ChoExternal','ChoXCho',lists:flatten(Bytes11)), - - - ?line {ok,Bytes12} = asn1_wrapper:encode('ChoExternal','ChoXCho',{'ChoXCho',{intCho,77}}), - ?line {ok,{intCho,77}} = asn1_wrapper:decode('ChoExternal','ChoXCho',lists:flatten(Bytes12)), - - - - ?line {ok,Bytes21} = asn1_wrapper:encode('ChoExternal','ChoXBool',{'ChoXBool',{xbool,true}}), - ?line {ok,{xbool,true}} = asn1_wrapper:decode('ChoExternal','ChoXBool',lists:flatten(Bytes21)), - - - ?line {ok,Bytes22} = asn1_wrapper:encode('ChoExternal','ChoXBool',{'ChoXBool',{xboolImp,true}}), - ?line {ok,{xboolImp,true}} = asn1_wrapper:decode('ChoExternal','ChoXBool',lists:flatten(Bytes22)), - - - ?line {ok,Bytes23} = asn1_wrapper:encode('ChoExternal','ChoXBool',{'ChoXBool',{xboolExp,true}}), - ?line {ok,{xboolExp,true}} = asn1_wrapper:decode('ChoExternal','ChoXBool',lists:flatten(Bytes23)), - - - - ?line {ok,Bytes31} = asn1_wrapper:encode('ChoExternal','NT',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','NT',lists:flatten(Bytes31)), - - ?line {ok,Bytes32} = asn1_wrapper:encode('ChoExternal','Exp',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','Exp',lists:flatten(Bytes32)), - - ?line {ok,Bytes33} = asn1_wrapper:encode('ChoExternal','NTNT',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','NTNT',lists:flatten(Bytes33)), - - ?line {ok,Bytes34} = asn1_wrapper:encode('ChoExternal','NTExp',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','NTExp',lists:flatten(Bytes34)), - - ?line {ok,Bytes35} = asn1_wrapper:encode('ChoExternal','ExpNT',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','ExpNT',lists:flatten(Bytes35)), - - ?line {ok,Bytes36} = asn1_wrapper:encode('ChoExternal','ExpExp',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','ExpExp',lists:flatten(Bytes36)), - - - - - - ?line {ok,Bytes41} = asn1_wrapper:encode('ChoExternal','XNTNT',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','XNTNT',lists:flatten(Bytes41)), - - ?line {ok,Bytes42} = asn1_wrapper:encode('ChoExternal','XNTExp',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','XNTExp',lists:flatten(Bytes42)), - - ?line {ok,Bytes43} = asn1_wrapper:encode('ChoExternal','XExpNT',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','XExpNT',lists:flatten(Bytes43)), - - ?line {ok,Bytes44} = asn1_wrapper:encode('ChoExternal','XExpExp',{os,"kalle"}), - ?line {ok,{os,"kalle"}} = asn1_wrapper:decode('ChoExternal','XExpExp',lists:flatten(Bytes44)), + roundtrip('ChoXBool', {xbool,true}), + roundtrip('ChoXBool', {xboolImp,true}), + roundtrip('ChoXBool', {xboolExp,true}), + + roundtrip('NT', {os,"kalle"}), + roundtrip('Exp', {os,"kalle"}), + roundtrip('NTNT', {os,"kalle"}), + roundtrip('NTExp', {os,"kalle"}), + roundtrip('ExpNT', {os,"kalle"}), + roundtrip('ExpExp', {os,"kalle"}), + roundtrip('XNTNT', {os,"kalle"}), + roundtrip('XNTExp', {os,"kalle"}), + roundtrip('XExpNT', {os,"kalle"}), + roundtrip('XExpExp', {os,"kalle"}), ok. +roundtrip(Type, Value) -> + {ok,Encoded} = 'ChoExternal':encode(Type, Value), + {ok,Value} = 'ChoExternal':decode(Type, Encoded), + ok. diff --git a/lib/asn1/test/testChoRecursive.erl b/lib/asn1/test/testChoRecursive.erl index 22be26cbce..ee26d124a9 100644 --- a/lib/asn1/test/testChoRecursive.erl +++ b/lib/asn1/test/testChoRecursive.erl @@ -28,38 +28,21 @@ -record('ChoRec2_something',{a, b, c}). recursive(_Rules) -> - - ?line {ok,Bytes11} = asn1_wrapper:encode('ChoRecursive','ChoRec',{'ChoRec',{something, - #'ChoRec_something'{a = 77, - b = "some octets here", - c = {'ChoRec',{nothing,'NULL'}}}}}), - ?line {ok,{something,{'ChoRec_something',77,"some octets here",{nothing,'NULL'}}}} = - asn1_wrapper:decode('ChoRecursive','ChoRec',lists:flatten(Bytes11)), - - - ?line {ok,Bytes12} = asn1_wrapper:encode('ChoRecursive','ChoRec',{'ChoRec',{nothing,'NULL'}}), - ?line {ok,{nothing,'NULL'}} = - asn1_wrapper:decode('ChoRecursive','ChoRec',lists:flatten(Bytes12)), - - - - ?line {ok,Bytes21} = - asn1_wrapper:encode('ChoRecursive','ChoRec2',{'ChoRec2', - {something, - #'ChoRec2_something'{a = 77, - b = "some octets here", - c = {'ChoRec2', - {nothing,'NULL'}}}}}), - ?line {ok,{something,{'ChoRec2_something',77,"some octets here",{nothing,'NULL'}}}} = - asn1_wrapper:decode('ChoRecursive','ChoRec2',lists:flatten(Bytes21)), - - - ?line {ok,Bytes22} = - asn1_wrapper:encode('ChoRecursive','ChoRec2',{'ChoRec2',{nothing,'NULL'}}), - ?line {ok,{nothing,'NULL'}} = - asn1_wrapper:decode('ChoRecursive','ChoRec2',lists:flatten(Bytes22)), - - - - + roundtrip('ChoRec', + {something, + #'ChoRec_something'{a = 77, + b = "some octets here", + c = {nothing,'NULL'}}}), + roundtrip('ChoRec', {nothing,'NULL'}), + roundtrip('ChoRec2', + {something, + #'ChoRec2_something'{a = 77, + b = "some octets here", + c = {nothing,'NULL'}}}), + roundtrip('ChoRec2', {nothing,'NULL'}), + ok. + +roundtrip(Type, Value) -> + {ok,Encoded} = 'ChoRecursive':encode(Type, Value), + {ok,Value} = 'ChoRecursive':decode(Type, Encoded), ok. diff --git a/lib/asn1/test/testChoiceIndefinite.erl b/lib/asn1/test/testChoiceIndefinite.erl index 630efcf27a..b5832c985a 100644 --- a/lib/asn1/test/testChoiceIndefinite.erl +++ b/lib/asn1/test/testChoiceIndefinite.erl @@ -23,12 +23,7 @@ -include_lib("test_server/include/test_server.hrl"). -main(per_bin) -> ok; main(per) -> ok; -main(ber_bin_v2) -> - main(ber); -main(ber_bin) -> - main(ber); main(ber) -> %% Test case related to OTP-4358 %% normal encoding diff --git a/lib/asn1/test/testCompactBitString.erl b/lib/asn1/test/testCompactBitString.erl index 9563a31bf3..96d9f0fdcb 100644 --- a/lib/asn1/test/testCompactBitString.erl +++ b/lib/asn1/test/testCompactBitString.erl @@ -22,240 +22,132 @@ -export([compact_bit_string/1, bit_string_unnamed/1,otp_4869/1, ticket_7734/1]). --include_lib("test_server/include/test_server.hrl"). - compact_bit_string(Rules) -> %%========================================================== %% Bs1 ::= BIT STRING %%========================================================== - ?line {ok,Bytes1} = asn1_wrapper:encode('PrimStrings','Bs1',0), - ?line {ok,{0,<<>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes1)), - - ?line {ok,Bytes2} = asn1_wrapper:encode('PrimStrings','Bs1',4), - ?line {ok,{5,<<32>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes2)), - - ?line {ok,Bytes3} = asn1_wrapper:encode('PrimStrings','Bs1',15), - ?line {ok,{4,<<240>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes3)), - - ?line {ok,Bytes4} = asn1_wrapper:encode('PrimStrings','Bs1',255), - ?line {ok,{0,<<255>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes4)), - - ?line {ok,Bytes5} = asn1_wrapper:encode('PrimStrings','Bs1',256), - ?line {ok,{7,<<0,128>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes5)), - - ?line {ok,Bytes6} = asn1_wrapper:encode('PrimStrings','Bs1',257), - ?line {ok,{7,<<128,128>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes6)), - - ?line {ok,Bytes7} = asn1_wrapper:encode('PrimStrings','Bs1',444), - ?line {ok,{7,<<61,128>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes7)), - - ?line {ok,Bytes8} = asn1_wrapper:encode('PrimStrings','Bs1', - 12345678901234567890), - ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes8)), - -%% Removed due to beam cannot handle this big integers -%% Bs1_1 = 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890, -%% ?line {ok,Bytes9} = asn1_wrapper:encode('PrimStrings','Bs1',Bs1_1), -%% ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes9)), - -%% Bs1_2 = 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890, -%% ?line {ok,Bytes10} = asn1_wrapper:encode('PrimStrings','Bs1',Bs1_2), -%% ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes10)), - - ?line {ok,Bytes11} = asn1_wrapper:encode('PrimStrings','Bs1', - [1,1,1,1,1,1,1,1]), - ?line {ok,{0,<<255>>}} = asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes11)), - - ?line {ok,Bytes12} = asn1_wrapper:encode('PrimStrings', - 'Bs1', - [0,1,0,0,1,0]), - ?line {ok,{2,<<72>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes12)), - - ?line {ok,Bytes13} = - asn1_wrapper:encode('PrimStrings', 'Bs1', - [1,0,0,0,0,0,0,0,0]), - ?line {ok,{7,<<128,0>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes13)), - - - ?line {ok,Bytes14} = - asn1_wrapper:encode('PrimStrings','Bs1', - [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes14)), - - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line Bytes15 = [35,8,3,2,0,73,3,2,4,32], - ?line {ok,{4,<<73,32>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes15)), - - ?line Bytes16 = [35,9,3,2,0,234,3,3,7,156,0], - ?line {ok,{7,<<234,156,0>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes16)), - - ?line Bytes17 = [35,128,3,2,0,73,3,2,4,32,0,0], - ?line {ok,{4,<<73,32>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes17)), - - ?line Bytes18 = [35,128,3,2,0,234,3,3,7,156,0,0,0], - ?line {ok,{7,<<234,156,0>>}} = - asn1_wrapper:decode('PrimStrings','Bs1', - lists:flatten(Bytes18)), - ok; - - per -> - ok - end, + roundtrip('Bs1', 0, {0,<<>>}), + roundtrip('Bs1', 4, {5,<<2#00100000>>}), + roundtrip('Bs1', 15, {4,<<2#11110000>>}), + roundtrip('Bs1', 255, {0,<<2#11111111>>}), + roundtrip('Bs1', 256, {7,<<16#00,16#80>>}), + roundtrip('Bs1', 257, {7,<<16#80,16#80>>}), + roundtrip('Bs1', 444, {7,<<16#3D,16#80>>}), + roundtrip('Bs1', 12345678901234567890, + {0,<<75,80,248,215,49,149,42,213>>}), + + roundtrip('Bs1', [1,1,1,1,1,1,1,1], {0,<<255>>}), + roundtrip('Bs1', [0,1,0,0,1,0], {2,<<16#48>>}), + roundtrip('Bs1', [1,0,0,0,0,0,0,0,0], {7,<<16#80,0>>}), + roundtrip('Bs1', [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1], + {5,<<75,226,96>>}), - %% The following case to test OTP-4200 - ?line {ok,Bytes19} = - asn1_wrapper:encode('PrimStrings','Bs1',{0,<<0,0,1,1>>}), - ?line {ok,{0,<<0,0,1,1>>}} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes19)), + case Rules of + ber -> + {ok,{4,<<73,32>>}} = + 'PrimStrings':decode('Bs1', <<35,8,3,2,0,73,3,2,4,32>>), + {ok,{7,<<234,156,0>>}} = + 'PrimStrings':decode('Bs1', <<35,9,3,2,0,234,3,3,7,156,0>>), + {ok,{4,<<73,32>>}} = + 'PrimStrings':decode('Bs1', <<35,128,3,2,0,73,3,2,4,32,0,0>>), + {ok,{7,<<234,156,0>>}} = + 'PrimStrings':decode('Bs1', + <<35,128,3,2,0,234,3,3,7,156,0,0,0>>); + _ -> + ok + end, + + %% Test OTP-4200 + roundtrip('Bs1', {0,<<0,0,1,1>>}), %%========================================================== %% Bs2 ::= BIT STRING {su(0), mo(1), tu(2), we(3), th(4), fr(5), sa(6) } (SIZE (7)) %%========================================================== - - ?line {ok,Bytes21} = asn1_wrapper:encode('PrimStrings','Bs2',[mo,tu,fr]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs2',lists:flatten(Bytes21)), - - ?line {ok,Bytes22} = asn1_wrapper:encode('PrimStrings','Bs2',[0,1,1,0,0,1,0]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs2',lists:flatten(Bytes22)), - - % ?line case asn1_wrapper:erule(Rules) of -% ber -> -% ?line {ok,[mo,tu,fr,su,mo,th]} = -% asn1_wrapper:decode('PrimStrings','Bs2',[35,8,3,2,1,100,3,2,2,200]), - -% ?line {ok,[mo,tu,fr,su,mo,th]} = -% asn1_wrapper:decode('PrimStrings','Bs2',[35,128,3,2,1,100,3,2,2,200,0,0]), -% ok; - -% per -> -% ok -% end, - - + + roundtrip('Bs2', [mo,tu,fr]), + roundtrip('Bs2', [0,1,1,0,0,1,0], [mo,tu,fr]), %%========================================================== %% Bs3 ::= BIT STRING {su(0), mo(1), tu(2), we(3), th(4), fr(5), sa(6) } (SIZE (1..7)) %%========================================================== - ?line {ok,Bytes31} = asn1_wrapper:encode('PrimStrings','Bs3',[mo,tu,fr]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs3',lists:flatten(Bytes31)), - - ?line {ok,Bytes32} = asn1_wrapper:encode('PrimStrings','Bs3',[0,1,1,0,0,1,0]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs3',lists:flatten(Bytes32)), - - + roundtrip('Bs3', [mo,tu,fr]), + roundtrip('Bs3', [0,1,1,0,0,1,0], [mo,tu,fr]), %%========================================================== %% BsPri ::= [PRIVATE 61] BIT STRING %%========================================================== - - ?line {ok,Bytes41} = asn1_wrapper:encode('PrimStrings','BsPri',45), - ?line {ok,{2,<<180>>}} = - asn1_wrapper:decode('PrimStrings','BsPri',lists:flatten(Bytes41)), - - ?line {ok,Bytes42} = asn1_wrapper:encode('PrimStrings','BsPri',211), - ?line {ok,{0,<<203>>}} = - asn1_wrapper:decode('PrimStrings','BsPri',lists:flatten(Bytes42)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','BsPri', - [223,61,4,5,75,226,96]), - - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','BsPri', - [255,61,128,3,4,5,75,226,96,0,0]), - - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','BsPri', - [255,61,9,3,2,0,75,3,3,5,226,96]), - - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','BsPri', - [255,61,128,3,2,0,75,3,3,5,226,96,0,0]), - ok; - - per -> - ok - end, - + + roundtrip('BsPri', 45, {2,<<180>>}), + roundtrip('BsPri', 211, {0,<<203>>}), + + case Rules of + ber -> + {ok,{5,<<75,226,96>>}} = + 'PrimStrings':decode('BsPri', + <<223,61,4,5,75,226,96>>), + + {ok,{5,<<75,226,96>>}} = + 'PrimStrings':decode('BsPri', + <<255,61,128,3,4,5,75,226,96,0,0>>), + + {ok,{5,<<75,226,96>>}} = + 'PrimStrings':decode('BsPri', + <<255,61,9,3,2,0,75,3,3,5,226,96>>), + + {ok,{5,<<75,226,96>>}} = + 'PrimStrings':decode('BsPri', + <<255,61,128,3,2,0,75,3,3,5,226,96,0,0>>), + ok; + _ -> + ok + end, %%========================================================== %% BsExpPri ::= [PRIVATE 61] EXPLICIT BIT STRING %%========================================================== - - ?line {ok,Bytes51} = asn1_wrapper:encode('PrimStrings','BsExpPri',45), - ?line {ok,{2,<<180>>}} = - asn1_wrapper:decode('PrimStrings','BsExpPri',lists:flatten(Bytes51)), - - ?line {ok,Bytes52} = asn1_wrapper:encode('PrimStrings','BsExpPri',211), - ?line {ok,{0,<<203>>}} = - asn1_wrapper:decode('PrimStrings','BsExpPri',lists:flatten(Bytes52)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,{5,<<75,226,96>>}} = - asn1_wrapper:decode('PrimStrings','BsExpPri',[255,61,6,3,4,5,75,226,96]), - ok; - - per -> - ok - end, - - ok. -ticket_7734(per_bin) -> - ?line BS = {0,list_to_binary(lists:duplicate(128,0))}, - ?line {ok,BSEnc} = asn1_wrapper:encode('PrimStrings','BS1024',BS), - ?line {ok,BS} = asn1_wrapper:decode('PrimStrings','BS1024',BSEnc). + roundtrip('BsExpPri', 45, {2,<<180>>}), + roundtrip('BsExpPri', 211, {0,<<203>>}), -bit_string_unnamed(Rules) -> - case asn1_wrapper:erule(Rules) of + case Rules of ber -> - ok; - per -> - ?line {ok,Bytes1} = - asn1_wrapper:encode('PrimStrings','TransportLayerAddress', - [0,1,1,0]), - ?line {ok,{4,<<96>>}} = - asn1_wrapper:decode('PrimStrings','TransportLayerAddress', - lists:flatten(Bytes1)) - end. + {ok,{5,<<75,226,96>>}} = + 'PrimStrings':decode('BsExpPri', <<255,61,6,3,4,5,75,226,96>>); + _ -> + ok + end, -otp_4869(per_bin) -> - ?line Val1={'IP',[0],{0,<<62,235,90,50,0,0,0,0,0,0,0,0,0,0,0,0>>},asn1_NOVALUE}, - ?line Val2 = {'IP',[0],[0,0,1,1,1,1,1,0,1,1,1,0,1,0,1,1,0,1,0,1,1,0,1,0,0,0,1,1,0,0,1,0] ++ lists:duplicate(128 - 32,0),asn1_NOVALUE}, + ok. - ?line {ok,Bytes1} = asn1_wrapper:encode('Constraints','IP',Val1), - ?line {ok,Bytes1} = asn1_wrapper:encode('Constraints','IP',Val2); +ticket_7734(_) -> + BS = {0,list_to_binary(lists:duplicate(128, 0))}, + roundtrip('BS1024', BS). + +bit_string_unnamed(_Rules) -> + roundtrip('TransportLayerAddress', [0,1,1,0], {4,<<96>>}). + +otp_4869(per) -> + Val1 = {'IP',[0],{0,<<62,235,90,50,0,0,0,0,0,0,0,0,0,0,0,0>>},asn1_NOVALUE}, + Val2 = {'IP',[0],[0,0,1,1,1,1,1,0,1,1,1,0,1,0,1,1,0,1,0,1,1,0, + 1,0,0,0,1,1,0,0,1,0] ++ + lists:duplicate(128 - 32, 0),asn1_NOVALUE}, + {ok,Encoded} = 'Constraints':encode('IP', Val1), + {ok,Encoded} = 'Constraints':encode('IP', Val2), + ok; otp_4869(_) -> ok. + +roundtrip(Type, Val) -> + roundtrip_1('PrimStrings', Type, Val, Val). + +roundtrip(Type, Val1, Val2) -> + roundtrip_1('PrimStrings', Type, Val1, Val2). + +roundtrip_1(Mod, Type, In, Out) -> + {ok,Encoded} = Mod:encode(Type, In), + {ok,Out} = Mod:decode(Type, Encoded), + ok. diff --git a/lib/asn1/test/testConstraints.erl b/lib/asn1/test/testConstraints.erl index 543c106e8a..c8d9008641 100644 --- a/lib/asn1/test/testConstraints.erl +++ b/lib/asn1/test/testConstraints.erl @@ -30,59 +30,20 @@ int_constraints(Rules) -> %% SingleValue ::= INTEGER (1) %%========================================================== - ?line {ok,Bytes1} = asn1_wrapper:encode('Constraints','SingleValue',1), - ?line {ok,1} = asn1_wrapper:decode('Constraints','SingleValue', - lists:flatten(Bytes1)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,Bytes2} = - asn1_wrapper:encode('Constraints','SingleValue',0), - ?line {error,{asn1,{integer_range,_,0}}} = - asn1_wrapper:decode('Constraints','SingleValue', - lists:flatten(Bytes2)), - ?line {ok,Bytes3} = - asn1_wrapper:encode('Constraints','SingleValue',1000), - ?line {error,{asn1,{integer_range,_,1000}}} = - asn1_wrapper:decode('Constraints','SingleValue', - lists:flatten(Bytes3)); - per -> - ?line {error,_Reason1} = - asn1_wrapper:encode('Constraints','SingleValue',0), - ?line {error,_Reason2} = - asn1_wrapper:encode('Constraints','SingleValue',1000) - end, + range_error(Rules, 'SingleValue', 0), + roundtrip('SingleValue', 1), + range_error(Rules, 'SingleValue', 2), + range_error(Rules, 'SingleValue', 1000), %%========================================================== %% SingleValue2 ::= INTEGER (1..20) %%========================================================== - ?line {ok,Bytes4} = asn1_wrapper:encode('Constraints','SingleValue2',1), - ?line {ok,1} = asn1_wrapper:decode('Constraints','SingleValue2', - lists:flatten(Bytes4)), - - ?line {ok,Bytes5} = asn1_wrapper:encode('Constraints','SingleValue2',20), - ?line {ok,20} = asn1_wrapper:decode('Constraints','SingleValue2', - lists:flatten(Bytes5)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,Bytes6} = - asn1_wrapper:encode('Constraints','SingleValue2',0), - ?line {error,{asn1,{integer_range,{1,20},0}}} = - asn1_wrapper:decode('Constraints','SingleValue2', - lists:flatten(Bytes6)), - ?line {ok,Bytes7} = - asn1_wrapper:encode('Constraints','SingleValue2',21), - ?line {error,{asn1,{integer_range,{1,20},21}}} = - asn1_wrapper:decode('Constraints','SingleValue2', - lists:flatten(Bytes7)); - per -> - ?line {error,_Reason3} = - asn1_wrapper:encode('Constraints','SingleValue',0), - ?line {error,_Reason4} = - asn1_wrapper:encode('Constraints','SingleValue',1000) - end, + range_error(Rules, 'SingleValue2', 0), + roundtrip('SingleValue2', 1), + roundtrip('SingleValue2', 20), + range_error(Rules, 'SingleValue2', 21), + range_error(Rules, 'SingleValue2', 1000), %%========================================================== %% SingleValue3 ::= INTEGER (Predefined | 5 | 10) @@ -90,136 +51,106 @@ int_constraints(Rules) -> %% where one value is predefined. %%========================================================== - ?line {ok,BytesSV3} = asn1_wrapper:encode('Constraints','SingleValue3',1), - ?line {ok,1} = asn1_wrapper:decode('Constraints','SingleValue3', - lists:flatten(BytesSV3)), - ?line {ok,BytesSV3_2} = asn1_wrapper:encode('Constraints','SingleValue3',5), - ?line {ok,5} = asn1_wrapper:decode('Constraints','SingleValue3', - lists:flatten(BytesSV3_2)), - ?line {ok,BytesSV3_3} = asn1_wrapper:encode('Constraints','SingleValue3',10), - ?line {ok,10} = asn1_wrapper:decode('Constraints','SingleValue3', - lists:flatten(BytesSV3_3)), + roundtrip('SingleValue3', 1), + roundtrip('SingleValue3', 5), + roundtrip('SingleValue3', 10), %%========================================================== %% Range2to19 ::= INTEGER (1<..<20) %%========================================================== - ?line {ok,Bytes8} = asn1_wrapper:encode('Constraints','Range2to19',2), - ?line {ok,2} = asn1_wrapper:decode('Constraints','Range2to19',lists:flatten(Bytes8)), - - ?line {ok,Bytes9} = asn1_wrapper:encode('Constraints','Range2to19',19), - ?line {ok,19} = asn1_wrapper:decode('Constraints','Range2to19',lists:flatten(Bytes9)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,Bytes10} = - asn1_wrapper:encode('Constraints','Range2to19',1), - ?line {error,{asn1,{integer_range,{2,19},1}}} = - asn1_wrapper:decode('Constraints','Range2to19', - lists:flatten(Bytes10)), - ?line {ok,Bytes11} = - asn1_wrapper:encode('Constraints','Range2to19',20), - ?line {error,{asn1,{integer_range,{2,19},20}}} = - asn1_wrapper:decode('Constraints','Range2to19', - lists:flatten(Bytes11)); - per -> - ?line {error,_Reason5} = - asn1_wrapper:encode('Constraints','Range2to19',1), - ?line {error,_Reason6} = - asn1_wrapper:encode('Constraints','Range2to19',20) - end, + range_error(Rules, 'Range2to19', 1), + roundtrip('Range2to19', 2), + roundtrip('Range2to19', 19), + range_error(Rules, 'Range2to19', 20), %%========================================================== %% Tests for Range above 16^4 up to maximum supported by asn1 assuming the %% octet length field is encoded on max 8 bits %%========================================================== LastNumWithoutLengthEncoding = 65536, - ?line {ok,BytesFoo} = asn1_wrapper:encode('Constraints','Range256to65536', - LastNumWithoutLengthEncoding), - ?line {ok,LastNumWithoutLengthEncoding} = - asn1_wrapper:decode('Constraints','Range256to65536',lists:flatten(BytesFoo)), + roundtrip('Range256to65536', LastNumWithoutLengthEncoding), FirstNumWithLengthEncoding = 65537, - ?line {ok,BytesBar} = asn1_wrapper:encode('LargeConstraints','RangeMax', - FirstNumWithLengthEncoding), - ?line {ok,FirstNumWithLengthEncoding} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesBar)), + roundtrip('LargeConstraints', 'RangeMax', FirstNumWithLengthEncoding), FirstNumOver16_6 = 16777217, - ?line {ok, BytesBaz} = - asn1_wrapper:encode('LargeConstraints','RangeMax', FirstNumOver16_6), - ?line {ok, FirstNumOver16_6} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesBaz)), + roundtrip('LargeConstraints', 'RangeMax', FirstNumOver16_6), FirstNumOver16_8 = 4294967297, - ?line {ok, BytesQux} = - asn1_wrapper:encode('LargeConstraints','RangeMax', FirstNumOver16_8), - ?line {ok, FirstNumOver16_8} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesQux)), + roundtrip('LargeConstraints', 'RangeMax', FirstNumOver16_8), FirstNumOver16_10 = 1099511627776, - ?line {ok, BytesBur} = - asn1_wrapper:encode('LargeConstraints','RangeMax', FirstNumOver16_10), - ?line {ok, FirstNumOver16_10} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesBur)), + roundtrip('LargeConstraints', 'RangeMax', FirstNumOver16_10), FirstNumOver16_10 = 1099511627776, - ?line {ok, BytesBur} = - asn1_wrapper:encode('LargeConstraints','RangeMax', FirstNumOver16_10), - ?line {ok, FirstNumOver16_10} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesBur)), + roundtrip('LargeConstraints', 'RangeMax', FirstNumOver16_10), HalfMax = 1 bsl (128*8), - ?line {ok, BytesHalfMax} = - asn1_wrapper:encode('LargeConstraints','RangeMax', HalfMax), - ?line {ok, HalfMax} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesHalfMax)), + roundtrip('LargeConstraints', 'RangeMax', HalfMax), Max = 1 bsl (255*8), - ?line {ok, BytesMax} = - asn1_wrapper:encode('LargeConstraints','RangeMax', Max), - ?line {ok, Max} = - asn1_wrapper:decode('LargeConstraints','RangeMax',lists:flatten(BytesMax)), + roundtrip('LargeConstraints', 'RangeMax', Max), %% Random number within longlong range LongLong = 12672809400538808320, - ?line {ok, BytesLongLong} = - asn1_wrapper:encode('Constraints','LongLong', LongLong), - ?line {ok, LongLong} = - asn1_wrapper:decode('Constraints','LongLong',lists:flatten(BytesLongLong)), + roundtrip('LongLong', LongLong), %%========================================================== %% Constraint Combinations (Duboisson p. 285) %% I ::= INTEGER (0|15..269) %%========================================================== - ?line {ok,Bytes12} = asn1_wrapper:encode('Constraints','I',0), - ?line {ok,0} = asn1_wrapper:decode('Constraints','I',Bytes12), - ?line {ok,Bytes13} = asn1_wrapper:encode('Constraints','I',20), - ?line {ok,20} = asn1_wrapper:decode('Constraints','I',Bytes13), + range_error(Rules, 'I', -1), + roundtrip('I', 0), + roundtrip('I', 15), + roundtrip('I', 20), + roundtrip('I', 269), + range_error(Rules, 'I', 270), %%========================================================== %% Constraint Combinations (Duboisson p. 285) %% X1 ::= INTEGER (1..4|8|10|20) %%========================================================== - ?line {ok,Bytes14} = asn1_wrapper:encode('Constraints','X1',1), - ?line {ok,1} = asn1_wrapper:decode('Constraints','X1',Bytes14), - ?line {ok,Bytes15} = asn1_wrapper:encode('Constraints','X1',20), - ?line {ok,20} = asn1_wrapper:decode('Constraints','X1',Bytes15), + range_error(Rules, 'X1', 0), + roundtrip('X1', 1), + roundtrip('X1', 4), + roundtrip('X1', 8), + roundtrip('X1', 10), + roundtrip('X1', 20), + range_error(Rules, 'X1', 21), + %%========================================================== %% SIZE Constraint (Duboisson p. 268) %% T ::= IA5String (SIZE (1|2, ..., SIZE (1|2|3))) %% T2 ::= IA5String (SIZE (1|2, ..., 3)) %%========================================================== - ?line {ok,Bytes16} = asn1_wrapper:encode('Constraints','T',"IA"), - ?line {ok,"IA"} = asn1_wrapper:decode('Constraints','T',Bytes16), - ?line {ok,Bytes17} = asn1_wrapper:encode('Constraints','T2',"IA"), - ?line {ok,"IA"} = asn1_wrapper:decode('Constraints','T2',Bytes17). - + roundtrip('T', "IA"), + roundtrip('T2', "IA"). refed_NNL_name(_Erule) -> ?line {ok,_} = asn1_wrapper:encode('Constraints','AnotherThing',fred), ?line {error,_Reason} = asn1_wrapper:encode('Constraints','AnotherThing',fred3). + +roundtrip(Type, Value) -> + roundtrip('Constraints', Type, Value). + +roundtrip(Module, Type, Value) -> + {ok,Encoded} = Module:encode(Type, Value), + {ok,Value} = Module:decode(Type, Encoded), + ok. + +range_error(ber, Type, Value) -> + %% BER: Values outside the effective range should be rejected + %% on decode. + {ok,Encoded} = 'Constraints':encode(Type, Value), + {error,{asn1,{integer_range,_,_}}} = 'Constraints':decode(Type, Encoded), + ok; +range_error(Per, Type, Value) when Per =:= per; Per =:= uper -> + %% (U)PER: Values outside the effective range should be rejected + %% on encode. + {error,_} = 'Constraints':encode(Type, Value), + ok. diff --git a/lib/asn1/test/testContextSwitchingTypes.erl b/lib/asn1/test/testContextSwitchingTypes.erl index 4f67942922..40dbe25015 100644 --- a/lib/asn1/test/testContextSwitchingTypes.erl +++ b/lib/asn1/test/testContextSwitchingTypes.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -52,22 +52,36 @@ test(Config) -> check_EXTERNAL({'EXTERNAL',Identif,DVD,DV})-> - ?line ok=check_EXTERNAL_Idef(Identif), - ?line ok = check_EXTERNAL_DVD(DVD), - ?line ok = check_EXTERNAL_DV(DV). -check_EXTERNAL_Idef({Alt,_}) when Alt=='context-negotiation'; - Alt=='presentation-context-id'; - Alt==syntax -> - ok; -check_EXTERNAL_Idef(I) -> - {error,"failed on identification alternative",I}. -check_EXTERNAL_DVD(DVD) when is_list(DVD) -> - ok; -check_EXTERNAL_DVD(asn1_NOVALUE) -> - ok; -check_EXTERNAL_DVD(DVD) -> - {error,"failed on data-value-descriptor alternative",DVD}. -check_EXTERNAL_DV(DV) when is_list(DV);is_binary(DV) -> - ok; -check_EXTERNAL_DV(DV) -> - {error,"failed on data-value alternative",DV}. + %% EXTERNAL in the 1994 format. + case Identif of + {'context-negotiation',_} -> + ok; + {'presentation-context-id',Id} -> + true = is_integer(Id); + {syntax,ObjId} -> + check_object_identifier(ObjId) + end, + check_EXTERNAL_DVD(DVD), + check_EXTERNAL_DV(DV); +check_EXTERNAL({'EXTERNAL',ObjId,IndirectRef,Descriptor,Enc})-> + %% EXTERNAL in the 1990 format. + check_object_identifier(ObjId), + true = is_integer(IndirectRef), + true = is_binary(Descriptor) orelse is_list(Descriptor), + case Enc of + {arbitrary,_} -> ok; + {'single-ASN1-type',_} -> ok; + {'octet-aligned',_} -> ok + end. + +check_EXTERNAL_DVD(DVD) when is_list(DVD) -> ok; +check_EXTERNAL_DVD(asn1_NOVALUE) -> ok. + +check_EXTERNAL_DV(DV) when is_list(DV); is_binary(DV) -> ok. + +check_object_identifier(Tuple) when is_tuple(Tuple) -> + %% An OBJECT IDENTIFIER is a tuple with integer elements. + case [E || E <- tuple_to_list(Tuple), + not is_integer(E)] of + [] -> ok + end. diff --git a/lib/asn1/test/testDeepTConstr.erl b/lib/asn1/test/testDeepTConstr.erl index aa3afbb58f..3df7bcbaa0 100644 --- a/lib/asn1/test/testDeepTConstr.erl +++ b/lib/asn1/test/testDeepTConstr.erl @@ -26,21 +26,19 @@ -include_lib("test_server/include/test_server.hrl"). main(_Erule) -> - Val1 = {'FilterItem', - {substrings, - {'FilterItem_substrings', - {2,6}, - [{initial,"SE"}, - {any,"DK"}, - {final,"N"}]}}}, + Val1 = {substrings, + {'FilterItem_substrings', + {2,6}, + [{initial,"SE"}, + {any,"DK"}, + {final,"N"}]}}, - Val2 = {'FilterItem', - {substrings, - {'FilterItem_substrings', - {2,6}, - [{initial,"SE"}, - {any,"DK"}, - {final,"NO"}]}}}, + Val2 = {substrings, + {'FilterItem_substrings', + {2,6}, + [{initial,"SE"}, + {any,"DK"}, + {final,"NO"}]}}, ?line {ok,Bytes1} = asn1_wrapper:encode('TConstrChoice','FilterItem',Val1), diff --git a/lib/asn1/test/testDoubleEllipses.erl b/lib/asn1/test/testDoubleEllipses.erl index 9030a99ce2..1032156b91 100644 --- a/lib/asn1/test/testDoubleEllipses.erl +++ b/lib/asn1/test/testDoubleEllipses.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2012. All Rights Reserved. +%% Copyright Ericsson AB 2007-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -51,7 +51,7 @@ main(_Rules) -> b = [1,0,1,0], e = true, c = false, f = 14, g = 16}), ?line {ok,#'SeqAltV2'{a = 10, d = 12, - b = [1,0,1,0], e = true, + b = <<2#1010:4>>, e = true, h = asn1_NOVALUE, i = asn1_NOVALUE, c = false, f = 14, g = 16}} = asn1_wrapper:decode('DoubleEllipses','SeqAltV2',Bytes3), @@ -62,7 +62,7 @@ main(_Rules) -> h = "PS", i = 13, c = false, f = 14, g = 16}), ?line {ok,#'SeqAlt'{a = 10, d = 12, - b = [1,0,1,0], e = true, + b = <<2#1010:4>>, e = true, c = false, f = 14, g = 16}} = asn1_wrapper:decode('DoubleEllipses','SeqAlt',Bytes4), @@ -83,7 +83,7 @@ main(_Rules) -> b = [1,0,1,0], e = true, c = false, f = 14, g = 16}), ?line {ok,#'SetAltV2'{a = 10, d = 12, - b = [1,0,1,0], e = true, + b = <<2#1010:4>>, e = true, h = asn1_NOVALUE, i = asn1_NOVALUE, c = false, f = 14, g = 16}} = asn1_wrapper:decode('DoubleEllipses','SetAltV2',Bytes7), @@ -94,7 +94,7 @@ main(_Rules) -> h = "PS", i = 13, c = false, f = 14, g = 16}), ?line {ok,#'SetAlt'{a = 10, d = 12, - b = [1,0,1,0], e = true, + b = <<2#1010:4>>, e = true, c = false, f = 14, g = 16}} = asn1_wrapper:decode('DoubleEllipses','SetAlt',Bytes8), ok. diff --git a/lib/asn1/test/testEnumExt.erl b/lib/asn1/test/testEnumExt.erl index c97116413a..0811f20571 100644 --- a/lib/asn1/test/testEnumExt.erl +++ b/lib/asn1/test/testEnumExt.erl @@ -23,64 +23,43 @@ -include_lib("test_server/include/test_server.hrl"). -main(Rules) when Rules == per; Rules == per_bin; Rules == uper_bin -> - io:format("main(~p)~n",[Rules]), - B32=[32],B64=[64], +main(Rule) when Rule =:= per; Rule =:= uper -> + io:format("main(~p)~n",[Rule]), + %% ENUMERATED with extensionmark (value is in root set) - ?line {ok,B32} = asn1_wrapper:encode('EnumExt','Ext',red), - ?line {ok,red} = asn1_wrapper:decode('EnumExt','Ext',B32), + B32 = <<32>>, + B32 = roundtrip('Ext', red), %% ENUMERATED with extensionmark (value is an extensionvalue) - ?line {ok,Or} = asn1_wrapper:encode('EnumExt','Ext1',orange), - ?line {ok,orange} = asn1_wrapper:decode('EnumExt','Ext1',Or), + Or = roundtrip('Ext1', orange), %% unknown extensionvalue - ?line {ok,{asn1_enum,0}} = asn1_wrapper:decode('EnumExt','Ext',Or), - + {ok,{asn1_enum,0}} = asn1_wrapper:decode('EnumExt','Ext',Or), %% ENUMERATED no extensionmark - ?line {ok,B64} = asn1_wrapper:encode('EnumExt','Noext',red), - ?line {ok,red} = asn1_wrapper:decode('EnumExt','Noext',B64), + B64 = <<64>>, + B64 = roundtrip('Noext', red), ok; -main(ber_bin_v2) -> - main(ber); -main(ber_bin) -> - main(ber); main(ber) -> io:format("main(ber)~n",[]), %% ENUMERATED with extensionmark (value is in root set) - ?line {ok,Bytes1} = asn1_wrapper:encode('EnumExt','Ext',red), - ?line {ok,red} = asn1_wrapper:decode('EnumExt','Ext',lists:flatten(Bytes1)), + roundtrip('Ext', red), %% value is an extensionvalue - ?line {ok,Bytes1_1} = asn1_wrapper:encode('EnumExt','Ext1',orange), - ?line {ok,{asn1_enum,7}} = asn1_wrapper:decode('EnumExt','Ext',lists:flatten(Bytes1_1)), -%% ?line {ok,Bytes1_1} = asn1_wrapper:encode('EnumExt','Ext',{asn1_enum,7}), + {ok,Bytes1_1} = asn1_wrapper:encode('EnumExt','Ext1',orange), + {ok,{asn1_enum,7}} = asn1_wrapper:decode('EnumExt','Ext',lists:flatten(Bytes1_1)), - %% ENUMERATED no extensionmark - ?line {ok,Bytes2} = asn1_wrapper:encode('EnumExt','Noext',red), - ?line {ok,red} = asn1_wrapper:decode('EnumExt','Noext',lists:flatten(Bytes2)), + %% ENUMERATED no extensionmark + roundtrip('Noext', red), ?line {error,{asn1,_}} = (catch asn1_wrapper:encode('EnumExt','Noext',orange)), -%% ?line {error,{asn1,_}} = (catch asn1_wrapper:encode('EnumExt','Noext',{asn1_enum,7})), - ok, %% ENUMERATED with atom 'com' - ?line {ok,Bytes3} = asn1_wrapper:encode('EnumExt','Globalstate',{'Globalstate',preop}), - ?line {ok,preop} = asn1_wrapper:decode('EnumExt','Globalstate', - lists:flatten(Bytes3)), - ?line {ok,Bytes4} = asn1_wrapper:encode('EnumExt','Globalstate',{'Globalstate',com}), - ?line {ok,com} = asn1_wrapper:decode('EnumExt','Globalstate', - lists:flatten(Bytes4)). - - - - - - - - - - - + roundtrip('Globalstate', preop), + roundtrip('Globalstate', com), + ok. +roundtrip(Type, Value) -> + {ok,Encoded} = 'EnumExt':encode(Type, Value), + {ok,Value} = 'EnumExt':decode(Type, Encoded), + Encoded. diff --git a/lib/asn1/test/testINSTANCE_OF.erl b/lib/asn1/test/testINSTANCE_OF.erl index 5986a00ec5..ce411beb92 100644 --- a/lib/asn1/test/testINSTANCE_OF.erl +++ b/lib/asn1/test/testINSTANCE_OF.erl @@ -26,7 +26,7 @@ main(Erule) -> ?line {ok,Integer} = asn1_wrapper:encode('INSTANCEOF','Int',3), - Int = wrap(Erule,Integer), + Int = list_to_binary(Integer), ValotherName = {otherName,{'INSTANCE OF',{2,4},Int}}, VallastName1 = {lastName,{'GeneralName_lastName',{2,4},12}}, VallastName2 = {lastName,{'GeneralName_lastName',{2,3,4}, @@ -61,18 +61,3 @@ test_encdec(_Erule,{lastName,{'GeneralName_lastName',{2,3,4}, ok; test_encdec(Erule,Res) -> {error,{Erule,Res}}. - -wrap(ber,Int) when is_list(Int) -> - binary_to_list(list_to_binary(Int)); -wrap(per,Int) when is_list(Int) -> - binary_to_list(list_to_binary(Int)); -wrap(ber_bin,Int) when is_list(Int) -> - list_to_binary(Int); -wrap(ber_bin_v2,Int) when is_list(Int) -> - list_to_binary(Int); -wrap(per_bin,Int) when is_list(Int) -> - list_to_binary(Int); -wrap(uper_bin,Int) when is_list(Int) -> - list_to_binary(Int); -wrap(_,Int) -> - Int. diff --git a/lib/asn1/test/testInfObjectClass.erl b/lib/asn1/test/testInfObjectClass.erl index e639066246..98408502c6 100644 --- a/lib/asn1/test/testInfObjectClass.erl +++ b/lib/asn1/test/testInfObjectClass.erl @@ -37,15 +37,12 @@ main(Rule) -> {component,'ArgumentType'}, {value,_},_}}} = asn1_wrapper:encode('InfClass','Seq', {'Seq',12,13,1}), - Bytes2 = - if - Rule==per;Rule==per_bin -> - [1,12,1,11,1,1]; - Rule == uper_bin -> - <<1,12,1,11,1,1>>; - true -> - [48,9,2,1,12,2,1,11,2,1,1] - end, + Bytes2 = case Rule of + ber -> + <<48,9,2,1,12,2,1,11,2,1,1>>; + _ -> + <<1,12,1,11,1,1>> + end, ?line {error,{asn1,{'Type not compatible with table constraint', {{component,_}, {value,_B},_}}}} = diff --git a/lib/asn1/test/testMergeCompile.erl b/lib/asn1/test/testMergeCompile.erl index 31aa3518f6..8ef7ba3458 100644 --- a/lib/asn1/test/testMergeCompile.erl +++ b/lib/asn1/test/testMergeCompile.erl @@ -37,23 +37,17 @@ main(Erule) -> %% test of RANAP.set.asn1 ?line _PIEVal = [{'ProtocolIE-Field',4,ignore,{'Cause',{radioNetwork,{'CauseRadioNetwork','rab-pre-empted'}}}}], - ?line PIEVal2 = [{'ProtocolIE-Field',4,ignore,{'Cause',{radioNetwork,'rab-pre-empted'}}}], + PIEVal2 = [{'ProtocolIE-Field',4,ignore,{radioNetwork,'rab-pre-empted'}}], ?line _PEVal = [{'ProtocolExtensionField',[0]}], %% ?line EncVal = asn1rt_per_v1:encode_integer([],100), ?line EncVal = case Erule of per -> - [1,100]; - per_bin -> <<1,100>>; - uper_bin -> + uper -> <<1,100>>; ber -> - [2,1,1]; - ber_bin -> - <<2,1,1>>; - ber_bin_v2 -> - <<2,1,1>> + [2,1,1] end, ?line PEVal2 = [{dummy,1,ignore,EncVal},{dummy,2,reject,EncVal}], ?line Val2 = @@ -76,7 +70,7 @@ main(Erule) -> mvrasn(Erule) -> case Erule of - Ber when Ber == ber;Ber == ber_bin -> + ber -> ?line ok = test(isd), ?line ok = test(isd2), ?line ok = test(dsd), diff --git a/lib/asn1/test/testMultipleLevels.erl b/lib/asn1/test/testMultipleLevels.erl new file mode 100644 index 0000000000..ff6d023440 --- /dev/null +++ b/lib/asn1/test/testMultipleLevels.erl @@ -0,0 +1,27 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%% + +-module(testMultipleLevels). +-export([main/1]). + +main(_) -> + Data = {'Top',{short,"abc"},{long,"a long string follows here"}}, + {ok,B} = 'MultipleLevels':encode('Top', Data), + {ok,Data} = 'MultipleLevels':decode('Top', iolist_to_binary(B)). diff --git a/lib/asn1/test/testNBAPsystem.erl b/lib/asn1/test/testNBAPsystem.erl index 4e8381e51e..0f4459f5b2 100644 --- a/lib/asn1/test/testNBAPsystem.erl +++ b/lib/asn1/test/testNBAPsystem.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2012. All Rights Reserved. +%% Copyright Ericsson AB 2005-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -142,8 +142,7 @@ audit_req() -> protocolIEs = [#'ProtocolIE-Field'{id=114, criticality=ignore, - value={'Start-Of-Audit-Sequence-Indicator', - 'start-of-audit-sequence' } + value='start-of-audit-sequence' } ] }. diff --git a/lib/asn1/test/testParamBasic.erl b/lib/asn1/test/testParamBasic.erl index b5780195b8..a10468d592 100644 --- a/lib/asn1/test/testParamBasic.erl +++ b/lib/asn1/test/testParamBasic.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -40,8 +40,8 @@ main(Rules) -> ?line {ok,Bytes12} = asn1_wrapper:encode('ParamBasic','T12', #'T12'{number = 11, - string = [1,0,1,0,1]}), - ?line {ok,{'T12',11,[1,0,1,0,1]}} = + string = <<2#10101:5>>}), + {ok,{'T12',11,<<2#10101:5>>}} = asn1_wrapper:decode('ParamBasic','T12',Bytes12), ?line {ok,Bytes13} = @@ -54,8 +54,8 @@ main(Rules) -> ?line {ok,Bytes14} = asn1_wrapper:encode('ParamBasic','T22', #'T22'{number = 11, - string = [1,0,1,0,1]}), - ?line {ok,{'T22',11,[1,0,1,0,1]}} = + string = <<2#10101:5>>}), + {ok,{'T22',11,<<2#10101:5>>}} = asn1_wrapper:decode('ParamBasic','T22',Bytes14), case Rules of diff --git a/lib/asn1/test/testParameterizedInfObj.erl b/lib/asn1/test/testParameterizedInfObj.erl index 940b96a339..212df79fd4 100644 --- a/lib/asn1/test/testParameterizedInfObj.erl +++ b/lib/asn1/test/testParameterizedInfObj.erl @@ -89,7 +89,7 @@ param(Erule) -> ok. ranap(_Erule) -> - ?line PIEVal2 = [{'ProtocolIE-Field',4,ignore,{'Cause',{radioNetwork,'rab-pre-empted'}}}], + PIEVal2 = [{'ProtocolIE-Field',4,ignore,{radioNetwork,'rab-pre-empted'}}], ?line Val2 = #'InitiatingMessage'{procedureCode=1, criticality=ignore, @@ -101,7 +101,7 @@ ranap(_Erule) -> ok. -open_type(uper_bin,Val) when is_list(Val) -> +open_type(uper,Val) when is_list(Val) -> list_to_binary(Val); open_type(_,Val) -> Val. diff --git a/lib/asn1/test/testPrim.erl b/lib/asn1/test/testPrim.erl index 0d4427ba69..91fb9fffca 100644 --- a/lib/asn1/test/testPrim.erl +++ b/lib/asn1/test/testPrim.erl @@ -513,6 +513,14 @@ enum(Rules) -> case catch asn1_wrapper:encode('Prim','Enum',4) of Enum -> Enum end, ok end, + + case Rules of + Per when Per =:= per; Per =:= uper -> + {ok,<<0>>} = 'Prim':encode('SingleEnumVal', true), + {ok,<<0>>} = 'Prim':encode('SingleEnumValExt', true); + ber -> + ok + end, ok. diff --git a/lib/asn1/test/testPrimStrings.erl b/lib/asn1/test/testPrimStrings.erl index b1c5172b95..f8b0c5b05a 100644 --- a/lib/asn1/test/testPrimStrings.erl +++ b/lib/asn1/test/testPrimStrings.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -20,7 +20,6 @@ -module(testPrimStrings). -export([bit_string/1]). --export([bit_string_unnamed/1]). -export([octet_string/1]). -export([numeric_string/1]). -export([other_strings/1]). @@ -37,93 +36,35 @@ bit_string(Rules) -> %%========================================================== %% Bs1 ::= BIT STRING %%========================================================== + + bs_roundtrip('Bs1', 0, <<>>), + bs_roundtrip('Bs1', 4, <<1:3>>), + bs_roundtrip('Bs1', 15, <<15:4>>), + bs_roundtrip('Bs1', 255, <<255:8>>), + + bs_roundtrip('Bs1', 256, [0,0,0,0,0,0,0,0,1]), + bs_roundtrip('Bs1', 257, [1,0,0,0,0,0,0,0,1]), + bs_roundtrip('Bs1', 444, [0,0,1,1,1,1,0,1,1]), - ?line {ok,Bytes1} = asn1_wrapper:encode('PrimStrings','Bs1',0), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes1)), - - ?line {ok,Bytes2} = asn1_wrapper:encode('PrimStrings','Bs1',4), - ?line {ok,[0,0,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes2)), - - ?line {ok,Bytes3} = asn1_wrapper:encode('PrimStrings','Bs1',15), - ?line {ok,[1,1,1,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes3)), - - ?line {ok,Bytes4} = asn1_wrapper:encode('PrimStrings','Bs1',255), - ?line {ok,[1,1,1,1,1,1,1,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes4)), - - ?line {ok,Bytes5} = asn1_wrapper:encode('PrimStrings','Bs1',256), - ?line {ok,[0,0,0,0,0,0,0,0,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes5)), - - ?line {ok,Bytes6} = asn1_wrapper:encode('PrimStrings','Bs1',257), - ?line {ok,[1,0,0,0,0,0,0,0,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes6)), - - ?line {ok,Bytes7} = asn1_wrapper:encode('PrimStrings','Bs1',444), - ?line {ok,[0,0,1,1,1,1,0,1,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes7)), - - ?line {ok,Bytes8} = asn1_wrapper:encode('PrimStrings','Bs1',12345678901234567890), - ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes8)), - -%% Removed due to beam cannot handle this big integers -%% Bs1_1 = 123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890, -%% ?line {ok,Bytes9} = asn1_wrapper:encode('PrimStrings','Bs1',Bs1_1), -%% ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes9)), - -%% Bs1_2 = 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890, -%% ?line {ok,Bytes10} = asn1_wrapper:encode('PrimStrings','Bs1',Bs1_2), -%% ?line {ok,_} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes10)), - - ?line {ok,Bytes11} = asn1_wrapper:encode('PrimStrings','Bs1',[1,1,1,1,1,1,1,1]), - ?line {ok,[1,1,1,1,1,1,1,1]} = asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes11)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,Bytes12} = asn1_wrapper:encode('PrimStrings','Bs1',[0,1,0,0,1,0]), - ?line {ok,[0,1,0,0,1,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes12)), - - ?line {ok,Bytes13} = asn1_wrapper:encode('PrimStrings','Bs1',[1,0,0,0,0,0,0,0,0]), - ?line {ok,[1,0,0,0,0,0,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes13)), - ok; - per -> - ?line {ok,Bytes12} = asn1_wrapper:encode('PrimStrings','Bs1',[0,1,0,0,1,0]), - ?line {ok,[0,1,0,0,1,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes12)), - - ?line {ok,Bytes13} = asn1_wrapper:encode('PrimStrings','Bs1',[1,0,0,0,0,0,0,0,0]), - ?line {ok,[1,0,0,0,0,0,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes13)), - ok - end, - - ?line {ok,Bytes14} = - asn1_wrapper:encode('PrimStrings','Bs1',[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes14)), - - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line Bytes15 = [35,8,3,2,0,73,3,2,4,32], - ?line {ok,[0,1,0,0,1,0,0,1,0,0,1,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes15)), - - ?line Bytes16 = [35,9,3,2,0,234,3,3,7,156,0], - ?line {ok,[1,1,1,0,1,0,1,0,1,0,0,1,1,1,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes16)), - - ?line Bytes17 = [35,128,3,2,0,73,3,2,4,32,0,0], - ?line {ok,[0,1,0,0,1,0,0,1,0,0,1,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes17)), - - ?line Bytes18 = [35,128,3,2,0,234,3,3,7,156,0,0,0], - ?line {ok,[1,1,1,0,1,0,1,0,1,0,0,1,1,1,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs1',lists:flatten(Bytes18)), - ok; - - per -> - ok - end, + {ok,Enc1} = 'PrimStrings':encode('Bs1', 12345678901234567890), + {ok,_} = 'PrimStrings':decode('Bs1', Enc1), + + bs_roundtrip('Bs1', [1,1,1,1,1,1,1,1]), + bs_roundtrip('Bs1', [0,1,0,0,1,0]), + bs_roundtrip('Bs1', [1,0,0,0,0,0,0,0,0]), + bs_roundtrip('Bs1', [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), + case asn1_wrapper:erule(Rules) of + ber -> + bs_decode('Bs1', <<35,8,3,2,0,73,3,2,4,32>>, + [0,1,0,0,1,0,0,1,0,0,1,0]), + bs_decode('Bs1', <<35,9,3,2,0,234,3,3,7,156,0>>, + [1,1,1,0,1,0,1,0,1,0,0,1,1,1,0,0,0]), + bs_decode('Bs1', <<35,128,3,2,0,234,3,3,7,156,0,0,0>>, + [1,1,1,0,1,0,1,0,1,0,0,1,1,1,0,0,0]); + per -> + ok + end, %%========================================================== @@ -156,77 +97,55 @@ bit_string(Rules) -> %% Bs3 ::= BIT STRING {su(0), mo(1), tu(2), we(3), th(4), fr(5), sa(6) } (SIZE (1..7)) %%========================================================== - ?line {ok,Bytes31} = asn1_wrapper:encode('PrimStrings','Bs3',[mo,tu,fr]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs3',lists:flatten(Bytes31)), - - ?line {ok,Bytes32} = asn1_wrapper:encode('PrimStrings','Bs3',[0,1,1,0,0,1,0]), - ?line {ok,[mo,tu,fr]} = asn1_wrapper:decode('PrimStrings','Bs3',lists:flatten(Bytes32)), - + roundtrip('Bs3', [mo,tu,fr]), + bs_roundtrip('Bs3', [0,1,1,0,0,1,0], [mo,tu,fr]), %%========================================================== %% Bs7 ::= BIT STRING (SIZE (24)) %%========================================================== - ?line {ok,Bytes33} = asn1_wrapper:encode('PrimStrings','Bs7',53245), - ?line {ok,[1,0,1,1,1,1,1,1,1,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs7',Bytes33), - - ?line {ok,Bytes34} = asn1_wrapper:encode('PrimStrings','Bs7',[1,0,1,0]), - ?line {ok,[1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} = - asn1_wrapper:decode('PrimStrings','Bs7',Bytes34), + bs_roundtrip('Bs7', 53245, + [1,0,1,1,1,1,1,1,1,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0]), + bs_roundtrip('Bs7', [1,0,1,0], + [1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]), %%========================================================== %% BsPri ::= [PRIVATE 61] BIT STRING %%========================================================== - ?line {ok,Bytes41} = asn1_wrapper:encode('PrimStrings','BsPri',45), - ?line {ok,[1,0,1,1,0,1]} = asn1_wrapper:decode('PrimStrings','BsPri',lists:flatten(Bytes41)), + bs_roundtrip('BsPri', 45, [1,0,1,1,0,1]), - ?line {ok,Bytes42} = asn1_wrapper:encode('PrimStrings','BsPri',211), - ?line {ok,[1,1,0,0,1,0,1,1]} = asn1_wrapper:decode('PrimStrings','BsPri',lists:flatten(Bytes42)), - - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsPri',[223,61,4,5,75,226,96]), - - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsPri',[255,61,128,3,4,5,75,226,96,0,0]), - - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsPri',[255,61,9,3,2,0,75,3,3,5,226,96]), - - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsPri',[255,61,128,3,2,0,75,3,3,5,226,96,0,0]), - ok; - - per -> - ok - end, + bs_roundtrip('BsPri', 211, [1,1,0,0,1,0,1,1]), + case asn1_wrapper:erule(Rules) of + ber -> + bs_decode('BsPri', <<223,61,4,5,75,226,96>>, + [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), + bs_decode('BsPri', <<255,61,128,3,4,5,75,226,96,0,0>>, + [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), + bs_decode('BsPri', <<255,61,9,3,2,0,75,3,3,5,226,96>>, + [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]), + bs_decode('BsPri', <<255,61,128,3,2,0,75,3,3,5,226,96,0,0>>, + [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]); + per -> + ok + end, %%========================================================== %% BsExpPri ::= [PRIVATE 61] EXPLICIT BIT STRING %%========================================================== - ?line {ok,Bytes51} = asn1_wrapper:encode('PrimStrings','BsExpPri',45), - ?line {ok,[1,0,1,1,0,1]} = - asn1_wrapper:decode('PrimStrings','BsExpPri',lists:flatten(Bytes51)), - - ?line {ok,Bytes52} = asn1_wrapper:encode('PrimStrings','BsExpPri',211), - ?line {ok,[1,1,0,0,1,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsExpPri',lists:flatten(Bytes52)), + bs_roundtrip('BsExpPri', 45, [1,0,1,1,0,1]), + bs_roundtrip('BsExpPri', 211, [1,1,0,0,1,0,1,1]), - ?line case asn1_wrapper:erule(Rules) of - ber -> - ?line {ok,[0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]} = - asn1_wrapper:decode('PrimStrings','BsExpPri',[255,61,6,3,4,5,75,226,96]), - ok; - - per -> - ok - end, + case asn1_wrapper:erule(Rules) of + ber -> + bs_decode('BsExpPri', <<255,61,6,3,4,5,75,226,96>>, + [0,1,0,0,1,0,1,1,1,1,1,0,0,0,1,0,0,1,1]); + per -> + ok + end, %%========================================================== %% TestS ::= BIT STRING {a(0),b(1)} (SIZE (3..8)), test case for OTP-4353 @@ -248,14 +167,10 @@ bit_string(Rules) -> %% BS5932 ::= BIT STRING (SIZE (5..MAX)) %% test case for OTP-5932 %%========================================================== + bs_roundtrip('BSMAX', [1,0,1,0,1]), case asn1_wrapper:erule(Rules) of ber -> - ?line {error,_} = asn1_wrapper:encode('PrimStrings','BSMAX', - [1,0,1]), - ?line {ok,Bytes55} = - asn1_wrapper:encode('PrimStrings','BSMAX',[1,0,1,0,1]), - ?line {ok,[1,0,1,0,1]} = - asn1_wrapper:decode('PrimStrings','BSMAX',Bytes55); + {error,_} = 'PrimStrings':encode('BSMAX', [1,0,1]); _ -> ok end, @@ -274,47 +189,13 @@ bit_string(Rules) -> end, BSList255 = BSmaker(BSmaker,0,255,{1,0},[]), + bs_roundtrip('BS255', BSList255), BSList256 = BSmaker(BSmaker,0,256,{1,0},[]), + bs_roundtrip('BS256', BSList256), BSList1024 = BSmaker(BSmaker,0,1024,{1,0},[]), - ?line {ok,Bytes56} = - asn1_wrapper:encode('PrimStrings','BS255',BSList255), - ?line {ok,BSList255} = - asn1_wrapper:decode('PrimStrings','BS255',Bytes56), - ?line {ok,Bytes57} = - asn1_wrapper:encode('PrimStrings','BS256',BSList256), - ?line {ok,BSList256} = - asn1_wrapper:decode('PrimStrings','BS256',Bytes57), - ?line {ok,Bytes58} = - asn1_wrapper:encode('PrimStrings','BS1024',BSList1024), - ?line {ok,BSList1024} = - asn1_wrapper:decode('PrimStrings','BS1024',Bytes58). - - - -bit_string_unnamed(Rules) -> - case asn1_wrapper:erule(Rules) of - ber -> - ok; - per -> - ?line {ok,Bytes1} = - case catch asn1_wrapper:encode('PrimStrings','TransportLayerAddress',[0,1,1,0]) of - Ret = {ok,_} -> Ret; - Err -> - Config = file:consult(test_config), - ?line OutDir = ?config(priv_dir,Config), - MyOut = "/home/bertil/daily_build", - file:copy(filename:join([OutDir,"PrimStrings.erl"]), - filename:join([MyOut,"PrimStrings.erl"])), - file:copy(filename:join([OutDir,"PrimStrings.beam"]), - filename:join([MyOut,"PrimStrings.beam"])), - file:copy(code:which(asn1rt_per_v1), - filename:join([MyOut,"asn1rt_per_v1.beam"])), - file:copy(filename:join([code:lib_dir(asn1),src,"asn1rt_per_v1.erl"]),filename:join([MyOut,"asn1rt_per_v1.erl"])), - io:format("Err: ~p~n",[Err]), - Err - end, - ?line {ok,[0,1,1,0]} = asn1_wrapper:decode('PrimStrings','TransportLayerAddress',lists:flatten(Bytes1)) - end. + bs_roundtrip('BS1024', BSList1024), + + bs_roundtrip('TransportLayerAddress', [0,1,1,0]). octet_string(Rules) -> @@ -338,69 +219,24 @@ octet_string(Rules) -> ok end, + roundtrip('Os', [47,23,99,255,1]), + roundtrip('OsCon', [47,23,99,255,1]), + roundtrip('OsPri', [47,23,99,255,1]), + roundtrip('OsApp', [47,23,99,255,1]), - - ?line {ok,Bytes4} = - asn1_wrapper:encode('PrimStrings','Os',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','Os',lists:flatten(Bytes4)), - - ?line {ok,Bytes5} = - asn1_wrapper:encode('PrimStrings','OsCon',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsCon',lists:flatten(Bytes5)), - - ?line {ok,Bytes6} = - asn1_wrapper:encode('PrimStrings','OsPri',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsPri',lists:flatten(Bytes6)), - - ?line {ok,Bytes7} = - asn1_wrapper:encode('PrimStrings','OsApp',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsApp',lists:flatten(Bytes7)), - - ?line {ok,Bytes8} = - asn1_wrapper:encode('PrimStrings','OsExpCon',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsExpCon',lists:flatten(Bytes8)), - - ?line {ok,Bytes9} = - asn1_wrapper:encode('PrimStrings','OsExpPri',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsExpPri',lists:flatten(Bytes9)), - - ?line {ok,Bytes10} = - asn1_wrapper:encode('PrimStrings','OsExpApp',[47,23,99,255,1]), - ?line {ok,[47,23,99,255,1]} = asn1_wrapper:decode('PrimStrings','OsExpApp',lists:flatten(Bytes10)), - - ?line {ok,Bytes11} = - asn1_wrapper:encode('PrimStrings','Os',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Os',lists:flatten(Bytes11)), - - ?line {ok,Bytes12} = - asn1_wrapper:encode('PrimStrings','OsApp',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','OsApp',lists:flatten(Bytes12)), - - ?line {ok,Bytes13} = - asn1_wrapper:encode('PrimStrings','OsExpApp',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','OsExpApp',lists:flatten(Bytes13)), - - - - - + roundtrip('OsExpCon', [47,23,99,255,1]), + roundtrip('OsExpPri', [47,23,99,255,1]), + roundtrip('OsExpApp', [47,23,99,255,1]), + roundtrip('Os', []), + roundtrip('OsApp', []), + roundtrip('OsExpApp',[]), OsR = "12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", - ?line {ok,Bytes21} = - asn1_wrapper:encode('PrimStrings','Os',OsR), - ?line {ok,Os1} = asn1_wrapper:decode('PrimStrings','Os',lists:flatten(Bytes21)), - ?line Os1 = OsR, - ?line {ok,Bytes22} = - asn1_wrapper:encode('PrimStrings','OsCon',OsR), - ?line {ok,Os2} = asn1_wrapper:decode('PrimStrings','OsCon',lists:flatten(Bytes22)), - ?line Os2 = OsR, - ?line {ok,Bytes23} = - asn1_wrapper:encode('PrimStrings','OsExpApp',OsR), - ?line {ok,Os3} = asn1_wrapper:decode('PrimStrings','OsExpApp',lists:flatten(Bytes23)), - ?line Os3 = OsR, - + roundtrip('Os', OsR), + roundtrip('OsCon', OsR), + roundtrip('OsExpApp', OsR), ?line case asn1_wrapper:erule(Rules) of @@ -416,21 +252,90 @@ octet_string(Rules) -> ok end, + fragmented_octet_string(Rules), + S255 = lists:seq(1, 255), + FixedStrings = {'OsFixedStrings',true,"","1","12","345",true, + S255,[$a|S255],[$a,$b|S255],397}, + roundtrip('OsFixedStrings', FixedStrings), ok. +fragmented_octet_string(Erules) -> + K16 = 1 bsl 14, + K32 = K16 + K16, + K48 = K32 + K16, + K64 = K48 + K16, + Lens = [0,1,14,15,16,17,127,128, + K16-1,K16,K16+1,K16+(1 bsl 7)-1,K16+(1 bsl 7),K16+(1 bsl 7)+1, + K32-1,K32,K32+1,K32+(1 bsl 7)-1,K32+(1 bsl 7),K32+(1 bsl 7)+1, + K48-1,K48,K48+1,K48+(1 bsl 7)-1,K48+(1 bsl 7),K48+(1 bsl 7)+1, + K64-1,K64,K64+1,K64+(1 bsl 7)-1,K64+(1 bsl 7),K64+(1 bsl 7)+1, + K64+K16-1,K64+K16,K64+K16+1], + Types = ['Os','OsFrag'], + [fragmented_octet_string(Erules, Types, L) || L <- Lens], + fragmented_octet_string(Erules, ['FixedOs65536'], 65536), + fragmented_octet_string(Erules, ['FixedOs65537'], 65537), + + %% Make sure that octet alignment works. + roundtrip('OsAlignment', + {'OsAlignment',false,make_value(70000),true,make_value(66666), + false,make_value(65536),42}), + roundtrip('OsAlignment', + {'OsAlignment',false,make_value(0),true,make_value(0), + false,make_value(65536),42}), + ok. + +fragmented_octet_string(Erules, Types, L) -> + Value = make_value(L), + [begin + Encoded = enc_frag(Erules, Type, Value), + {ok,Value} = 'PrimStrings':decode(Type, Encoded) + end || Type <- Types], + ok. + +enc_frag(Erules, Type, Value) -> + {ok,Encoded} = 'PrimStrings':encode(Type, Value), + case Erules of + ber -> + Encoded; + _ -> + %% Validate encoding with our own encoder. + Encoded = enc_frag_1(<<>>, list_to_binary(Value)) + end. +enc_frag_1(Res, Bin0) -> + K16 = 1 bsl 14, + Sz = byte_size(Bin0), + if + Sz >= K16 -> + F = min(Sz div K16, 4), + FragSize = F * K16, + <<Frag:FragSize/binary-unit:8,Bin/binary>> = Bin0, + enc_frag_1(<<Res/binary,3:2,F:6,Frag/binary>>, Bin); + Sz >= 128 -> + <<Res/binary,1:1,0:1,Sz:14,Bin0/binary>>; + true -> + <<Res/binary,0:1,Sz:7,Bin0/binary>> + end. + +make_value(L) -> + make_value(L, 0, []). + +make_value(0, _, Acc) -> + Acc; +make_value(N, Byte, Acc) when Byte =< 255 -> + make_value(N-1, Byte+7, [Byte|Acc]); +make_value(N, Byte, Acc) -> + make_value(N, Byte band 16#FF, Acc). - numeric_string(Rules) -> %%========================================================== %% Ns ::= NumericString %%========================================================== - ?line {ok,BytesNs2} = asn1_wrapper:encode('PrimStrings','Ns',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Ns',lists:flatten(BytesNs2)), + roundtrip('Ns', []), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -455,10 +360,7 @@ numeric_string(Rules) -> %% NsCon ::= [70] NumericString %%========================================================== - ?line {ok,BytesNs12} = asn1_wrapper:encode('PrimStrings','NsCon',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','NsCon',lists:flatten(BytesNs12)), - - + roundtrip('NsCon', []), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -482,10 +384,7 @@ numeric_string(Rules) -> %% NsExpCon ::= [71] EXPLICIT NumericString %%========================================================== - ?line {ok,BytesNs22} = asn1_wrapper:encode('PrimStrings','NsExpCon',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','NsExpCon',lists:flatten(BytesNs22)), - - + roundtrip('NsExpCon', []), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -507,9 +406,6 @@ numeric_string(Rules) -> ok. - - - other_strings(_Rules) -> @@ -517,48 +413,30 @@ other_strings(_Rules) -> %% Ps ::= PrintableString %%========================================================== - ?line {ok,BytesPs1} = asn1_wrapper:encode('PrimStrings','Ps',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Ps',lists:flatten(BytesPs1)), - - ?line {ok,BytesPs2} = asn1_wrapper:encode('PrimStrings','Ps',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Ps',lists:flatten(BytesPs2)), - - + roundtrip('Ps', [47,23,99,75,47]), + roundtrip('Ps', []), + roundtrip('Ps11', "*0123456789*"), %%========================================================== %% Vis ::= VisibleString %%========================================================== - ?line {ok,BytesVis1} = asn1_wrapper:encode('PrimStrings','Vis',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Vis',lists:flatten(BytesVis1)), - - ?line {ok,BytesVis2} = asn1_wrapper:encode('PrimStrings','Vis',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Vis',lists:flatten(BytesVis2)), - - + roundtrip('Vis', [47,23,99,75,47]), + roundtrip('Vis', []), + roundtrip('Vis8', "7654321001234567"), + roundtrip('Vis8', []), %%========================================================== %% IA5 ::= IA5String %%========================================================== - ?line {ok,BytesIA51} = asn1_wrapper:encode('PrimStrings','IA5',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','IA5',lists:flatten(BytesIA51)), - - ?line {ok,BytesIA52} = asn1_wrapper:encode('PrimStrings','IA5',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','IA5',lists:flatten(BytesIA52)), + roundtrip('IA5', [47,23,99,75,47]), + roundtrip('IA5', []), - IA5_1 = "12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", + roundtrip('IA5', IA5_1), - ?line {ok,BytesIA53} = asn1_wrapper:encode('PrimStrings','IA5',IA5_1), - ?line {ok,IA5_1r} = asn1_wrapper:decode('PrimStrings','IA5',lists:flatten(BytesIA53)), - ?line IA5_1 = IA5_1r, - - - + roundtrip('IA5Visible', lists:seq($\s, $~)), ok. @@ -568,94 +446,60 @@ more_strings(_Rules) -> %% Ts ::= TeletexString %%========================================================== - ?line {ok,BytesTs1} = asn1_wrapper:encode('PrimStrings','Ts',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Ts',lists:flatten(BytesTs1)), - - ?line {ok,BytesTs2} = asn1_wrapper:encode('PrimStrings','Ts',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Ts',lists:flatten(BytesTs2)), - + roundtrip('Ts', [47,23,99,75,47]), + roundtrip('Ts', []), %%========================================================== %% Vxs ::= VideotexString %%========================================================== - ?line {ok,BytesVxs1} = asn1_wrapper:encode('PrimStrings','Vxs',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Vxs',lists:flatten(BytesVxs1)), - - ?line {ok,BytesVxs2} = asn1_wrapper:encode('PrimStrings','Vxs',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Vxs',lists:flatten(BytesVxs2)), - + roundtrip('Vxs', [47,23,99,75,47]), + roundtrip('Vxs', []), %%========================================================== %% Grs ::= GraphicString %%========================================================== - ?line {ok,BytesGrs1} = asn1_wrapper:encode('PrimStrings','Grs',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Grs',lists:flatten(BytesGrs1)), - - ?line {ok,BytesGrs2} = asn1_wrapper:encode('PrimStrings','Grs',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Grs',lists:flatten(BytesGrs2)), + roundtrip('Grs',[47,23,99,75,47]), + roundtrip('Grs', []), %%========================================================== %% ODesc ::= ObjectDescriptor, test case for OTP-4161 %%========================================================== - ?line {ok,BytesODesc1} = asn1_wrapper:encode('PrimStrings','ODesc',[79,98,106,101,99,116,68,101,115,99,114,105,112,116,111,114]), - ?line {ok,[79,98,106,101,99,116,68,101,115,99,114,105,112,116,111,114]} = - asn1_wrapper:decode('PrimStrings','ODesc',lists:flatten(BytesODesc1)), - - ?line {ok,BytesODesc2} = asn1_wrapper:encode('PrimStrings','ODesc',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','ODesc',lists:flatten(BytesODesc2)), + roundtrip('ODesc', [79,98,106,101,99,116,68,101,115,99,114, + 105,112,116,111,114]), + roundtrip('ODesc', []), %%========================================================== %% Ges ::= GeneralString %%========================================================== - ?line {ok,BytesGes1} = asn1_wrapper:encode('PrimStrings','Ges',[47,23,99,75,47]), - ?line {ok,[47,23,99,75,47]} = - asn1_wrapper:decode('PrimStrings','Ges',lists:flatten(BytesGes1)), - - ?line {ok,BytesGes2} = asn1_wrapper:encode('PrimStrings','Ges',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Ges',lists:flatten(BytesGes2)), - - ok. + roundtrip('Ges', [47,23,99,75,47]), + roundtrip('Ges', []), + ok. universal_string(Rules) -> - %%========================================================== %% Us ::= UniversalString %%========================================================== - ?line {ok,Bytes1} = - asn1_wrapper:encode('PrimStrings','Us',[{47,23,99,47},{0,0,55,66}]), - ?line {ok,[{47,23,99,47},{0,0,55,66}]} = - asn1_wrapper:decode('PrimStrings','Us',lists:flatten(Bytes1)), + roundtrip('Us', [{47,23,99,47},{0,0,55,66}]), ?line {ok,Bytes2} = asn1_wrapper:encode('PrimStrings','Us',[{47,23,99,255},{0,0,0,201}]), ?line {ok,[{47,23,99,255},201]} = asn1_wrapper:decode('PrimStrings','Us',lists:flatten(Bytes2)), - ?line {ok,Bytes3} = asn1_wrapper:encode('PrimStrings','Us',"Universal String"), - ?line {ok,"Universal String"} = - asn1_wrapper:decode('PrimStrings','Us',lists:flatten(Bytes3)), - - ?line {ok,Bytes4} = asn1_wrapper:encode('PrimStrings','Us',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','Us',lists:flatten(Bytes4)), - - ?line {ok,Bytes5} = asn1_wrapper:encode('PrimStrings','Us',[{47,23,99,47}]), - ?line {ok,[{47,23,99,47}]} = - asn1_wrapper:decode('PrimStrings','Us',lists:flatten(Bytes5)), - + roundtrip('Us', "Universal String"), + roundtrip('Us', []), + roundtrip('Us', [{47,23,99,47}]), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -670,32 +514,22 @@ universal_string(Rules) -> Us1 = "12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", - ?line {ok,Bytes15} = asn1_wrapper:encode('PrimStrings','IA5',Us1), - ?line {ok,Us1r} = asn1_wrapper:decode('PrimStrings','IA5',lists:flatten(Bytes15)), - ?line Us1 = Us1r, - + roundtrip('IA5', Us1), %%========================================================== %% UsCon ::= [70] UniversalString %%========================================================== - ?line {ok,Bytes11} = - asn1_wrapper:encode('PrimStrings','UsCon',[{47,23,99,255},{0,0,2,201}]), - ?line {ok,[{47,23,99,255},{0,0,2,201}]} = - asn1_wrapper:decode('PrimStrings','UsCon',lists:flatten(Bytes11)), + roundtrip('UsCon', [{47,23,99,255},{0,0,2,201}]), ?line {ok,Bytes12} = asn1_wrapper:encode('PrimStrings','UsCon',[{47,23,99,255},{0,0,0,201}]), ?line {ok,[{47,23,99,255},201]} = asn1_wrapper:decode('PrimStrings','UsCon',lists:flatten(Bytes12)), - ?line {ok,Bytes13} = asn1_wrapper:encode('PrimStrings','UsCon',"Universal String"), - ?line {ok,"Universal String"} = - asn1_wrapper:decode('PrimStrings','UsCon',lists:flatten(Bytes13)), - - ?line {ok,Bytes14} = asn1_wrapper:encode('PrimStrings','UsCon',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','UsCon',lists:flatten(Bytes14)), + roundtrip('UsCon', "Universal String"), + roundtrip('UsCon', []), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -712,25 +546,15 @@ universal_string(Rules) -> %% UsExpCon ::= [71] EXPLICIT UniversalString %%========================================================== - ?line {ok,Bytes21} = - asn1_wrapper:encode('PrimStrings','UsExpCon',[{47,23,99,255},{0,0,2,201}]), - ?line {ok,[{47,23,99,255},{0,0,2,201}]} = - asn1_wrapper:decode('PrimStrings','UsExpCon',lists:flatten(Bytes21)), + roundtrip('UsExpCon', [{47,23,99,255},{0,0,2,201}]), ?line {ok,Bytes22} = asn1_wrapper:encode('PrimStrings','UsExpCon',[{47,23,99,255},{0,0,0,201}]), ?line {ok,[{47,23,99,255},201]} = asn1_wrapper:decode('PrimStrings','UsExpCon',lists:flatten(Bytes22)), - ?line {ok,Bytes23} = - asn1_wrapper:encode('PrimStrings','UsExpCon',"Universal String"), - ?line {ok,"Universal String"} = - asn1_wrapper:decode('PrimStrings','UsExpCon',lists:flatten(Bytes23)), - - ?line {ok,Bytes24} = - asn1_wrapper:encode('PrimStrings','UsExpCon',[]), - ?line {ok,[]} = - asn1_wrapper:decode('PrimStrings','UsExpCon',lists:flatten(Bytes24)), + roundtrip('UsExpCon', "Universal String"), + roundtrip('UsExpCon', []), ?line case asn1_wrapper:erule(Rules) of ber -> @@ -740,12 +564,8 @@ universal_string(Rules) -> asn1_wrapper:decode('PrimStrings','UsExpCon',lists:flatten([16#BF,16#47,16,60,16#80,28,4,47,23,99,255,28,4,0,0,2,201,0,0])); _ -> ok end, - - -ok. - - + ok. bmp_string(_Rules) -> @@ -754,29 +574,18 @@ bmp_string(_Rules) -> %% BMP ::= BMPString %%========================================================== - ?line {ok,Bytes1} = - asn1_wrapper:encode('PrimStrings','BMP',[{0,0,99,48},{0,0,2,201}]), - ?line {ok,[{0,0,99,48},{0,0,2,201}]} = - asn1_wrapper:decode('PrimStrings','BMP',lists:flatten(Bytes1)), + roundtrip('BMP', [{0,0,99,48},{0,0,2,201}]), ?line {ok,Bytes2} = asn1_wrapper:encode('PrimStrings','BMP',[{0,0,0,48},{0,0,2,201}]), ?line {ok,[48,{0,0,2,201}]} = asn1_wrapper:decode('PrimStrings','BMP',lists:flatten(Bytes2)), - - ?line {ok,Bytes3} = asn1_wrapper:encode('PrimStrings','BMP',"BMP String"), - ?line {ok,"BMP String"} = - asn1_wrapper:decode('PrimStrings','BMP',lists:flatten(Bytes3)), - - ?line {ok,Bytes4} = asn1_wrapper:encode('PrimStrings','BMP',[]), - ?line {ok,[]} = asn1_wrapper:decode('PrimStrings','BMP',lists:flatten(Bytes4)), + roundtrip('BMP', "BMP String"), + roundtrip('BMP', []), BMP1 = "12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890", - ?line {ok,Bytes5} = asn1_wrapper:encode('PrimStrings','BMP',BMP1), - ?line {ok,BMP1r} = asn1_wrapper:decode('PrimStrings','BMP',lists:flatten(Bytes5)), - ?line BMP1 = BMP1r, - + roundtrip('BMP', BMP1), ok. @@ -790,35 +599,17 @@ times(_Rules) -> %% Gt ::= GeneralizedTime %%========================================================== - ?line {ok,Bytes1} = asn1_wrapper:encode('PrimStrings','Gt',"19970923110723.2"), - ?line {ok,"19970923110723.2"} = - asn1_wrapper:decode('PrimStrings','Gt',lists:flatten(Bytes1)), + roundtrip('Gt', "19970923110723.2"), + roundtrip('Gt', "19970923110723.2Z"), + roundtrip('Gt', "19970923110723.2-0500"), - ?line {ok,Bytes2} = asn1_wrapper:encode('PrimStrings','Gt',"19970923110723.2Z"), - ?line {ok,"19970923110723.2Z"} = - asn1_wrapper:decode('PrimStrings','Gt',lists:flatten(Bytes2)), - - ?line {ok,Bytes3} = asn1_wrapper:encode('PrimStrings','Gt',"19970923110723.2-0500"), - ?line {ok,"19970923110723.2-0500"} = - asn1_wrapper:decode('PrimStrings','Gt',lists:flatten(Bytes3)), - - - - - - %%========================================================== %% UTC ::= UTCTime %%========================================================== - ?line {ok,Bytes11} = asn1_wrapper:encode('PrimStrings','UTC',"9709211107Z"), - ?line {ok,"9709211107Z"} = - asn1_wrapper:decode('PrimStrings','UTC',lists:flatten(Bytes11)), - - ?line {ok,Bytes12} = asn1_wrapper:encode('PrimStrings','UTC',"9709211107-0500"), - ?line {ok,"9709211107-0500"} = - asn1_wrapper:decode('PrimStrings','UTC',lists:flatten(Bytes12)), + roundtrip('UTC', "9709211107Z"), + roundtrip('UTC', "9709211107-0500"), ok. @@ -917,3 +708,44 @@ wrapper_utf8_binary_to_list(L) when is_list(L) -> asn1rt:utf8_binary_to_list(list_to_binary(L)); wrapper_utf8_binary_to_list(B) -> asn1rt:utf8_binary_to_list(B). + +roundtrip(Type, Value) -> + {ok,Encoded} = 'PrimStrings':encode(Type, Value), + {ok,Value} = 'PrimStrings':decode(Type, Encoded), + ok. + +bs_roundtrip(Type, Value) -> + bs_roundtrip(Type, Value, Value). + +bs_roundtrip(Type, Value, Expected) -> + M = 'PrimStrings', + {ok,Encoded} = M:encode(Type, Value), + case M:decode(Type, Encoded) of + {ok,Expected} -> + ok; + {ok,Other} -> + Expected = convert(Other, Expected) + end. + +bs_decode(Type, Encoded, Expected) -> + M = 'PrimStrings', + case M:decode(Type, Encoded) of + {ok,Expected} -> + ok; + {ok,Other} -> + Expected = convert(Other, Expected) + end. + +convert(Val, E) when is_bitstring(Val) -> + convert_1(Val, E); +convert({Unused,Bin}, E) -> + Sz = bit_size(Bin) - Unused, + <<Val:Sz/bitstring,_:Unused>> = Bin, + convert_1(Val, E); +convert(List, E) when is_list(List) -> + Val = << <<B:1>> || B <- List >>, + convert_1(Val, E). + +convert_1(Val, E) when is_list(E) -> + [B || <<B:1>> <= Val]; +convert_1(Val, E) when is_bitstring(E) -> Val. diff --git a/lib/asn1/test/testSSLspecs.erl b/lib/asn1/test/testSSLspecs.erl index 51ef134e5f..08da92243e 100644 --- a/lib/asn1/test/testSSLspecs.erl +++ b/lib/asn1/test/testSSLspecs.erl @@ -20,7 +20,7 @@ -module(testSSLspecs). --export([compile/2,run/1,compile_inline/2,run_inline/1]). +-export([compile/2,run/1,compile_combined/2,run_combined/1]). -include_lib("test_server/include/test_server.hrl"). @@ -42,15 +42,13 @@ compile(Config, Options) -> asn1_test_lib:compile_all(["PKIX1Explicit93", "PKIX1Implicit93"], Config, NewOptions). -compile_inline(Config, Rule) when Rule == ber_bin; Rule == ber_bin_v2 -> +compile_combined(Config, ber=Rule) -> DataDir = ?config(data_dir, Config), CaseDir = ?config(case_dir, Config), Options = [{i, CaseDir}, {i, DataDir}, Rule, - der, compact_bit_string, optimize, asn1config, inline], - ok = remove_db_file_inline(CaseDir), - asn1_test_lib:compile("OTP-PKIX.set.asn", Config, Options); -compile_inline(_Config, _Rule) -> - ok. + der, compact_bit_string, asn1config], + ok = remove_db_files_combined(CaseDir), + asn1_test_lib:compile("OTP-PKIX.set.asn", Config, Options). remove_db_files(Dir) -> ?line ok = remove_db_file(Dir ++ "PKIX1Explicit93.asn1db"), @@ -65,7 +63,7 @@ remove_db_file(File) -> Err end. -remove_db_file_inline(Dir) -> +remove_db_files_combined(Dir) -> ?line ok = remove_db_file(Dir ++ "OTP-PKIX.asn1db"), ?line ok = remove_db_file(Dir ++ "SSL-PKIX.asn1db"), ?line ok = remove_db_file(Dir ++ "PKIXAttributeCertificate.asn1db"), @@ -73,15 +71,12 @@ remove_db_file_inline(Dir) -> ?line ok = remove_db_file(Dir ++ "PKIX1Explicit88.asn1db"), ?line ok = remove_db_file(Dir ++ "PKIX1Implicit88.asn1db"). -run(BER) when BER==ber_bin;BER==ber_bin_v2 -> - run1(1); -run(_) -> - ok. +run(ber) -> + run1(1). run1(6) -> ?line f1(6), ?line f2(6), -%% ?line transform3(ex(7)), ?line transform4(ex(7)); run1(N) -> ?line f1(N), @@ -100,20 +95,20 @@ transform1(ATAV) -> ?line {ok, ATAVEnc} = 'PKIX1Explicit88':encode('AttributeTypeAndValue', ATAV), ?line {ok, _ATAVDec} = 'SSL-PKIX':decode('AttributeTypeAndValue', - list_to_binary(ATAVEnc)). + ATAVEnc). transform2(ATAV) -> ?line {ok, ATAVEnc} = 'PKIX1Explicit88':encode('AttributeTypeAndValue', ATAV), ?line {ok, _ATAVDec} = 'PKIX1Explicit88':decode('AttributeTypeAndValue', - list_to_binary(ATAVEnc)). + ATAVEnc). transform4(ATAV) -> ?line {ok, ATAVEnc} = 'PKIX1Explicit88':encode('Attribute', ATAV), ?line {ok, _ATAVDec} = 'PKIX1Explicit88':decode('Attribute', - list_to_binary(ATAVEnc)). + ATAVEnc). ex(1) -> @@ -146,12 +141,10 @@ ex(7) -> {1,2,840,113549,1,9,1}, [[19,5,111,116,112,67,65]]}. -run_inline(Rule) when Rule==ber_bin;Rule==ber_bin_v2 -> +run_combined(ber) -> Cert = cert(), ?line {ok,{'CertificatePKIX1Explicit88',{Type,UnDec},_,_}} = 'OTP-PKIX':decode_TBSCert_exclusive(Cert), ?line {ok,_} = 'OTP-PKIX':decode_part(Type,UnDec), - ok; -run_inline(_) -> ok. cert() -> diff --git a/lib/asn1/test/testSeqExtension.erl b/lib/asn1/test/testSeqExtension.erl index 7c77ab87e9..1128d9a7c3 100644 --- a/lib/asn1/test/testSeqExtension.erl +++ b/lib/asn1/test/testSeqExtension.erl @@ -20,7 +20,7 @@ -module(testSeqExtension). -include("External.hrl"). --export([main/1]). +-export([main/2]). -include_lib("test_server/include/test_server.hrl"). @@ -28,70 +28,73 @@ -record('SeqExt2',{bool, int}). -record('SeqExt3',{bool, int}). -record('SeqExt4',{bool, int}). - - -main(_Rules) -> - - ?line {ok,Bytes11} = - asn1_wrapper:encode('SeqExtension','SeqExt1',#'SeqExt1'{}), - ?line {ok,{'SeqExt1'}} = - asn1_wrapper:decode('SeqExtension','SeqExt1',lists:flatten(Bytes11)), - - ?line {ok,Bytes21} = - asn1_wrapper:encode('SeqExtension','SeqExt2',#'SeqExt2'{bool = true,int = 99}), - ?line {ok,{'SeqExt2',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt2',lists:flatten(Bytes21)), - - ?line {ok,Bytes22} = - asn1_wrapper:encode('SeqExtension','SeqExt2',#'SeqExt2'{int = 99,bool = true}), - ?line {ok,{'SeqExt2',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt2',lists:flatten(Bytes22)), - - ?line {ok,Bytes31} = - asn1_wrapper:encode('SeqExtension','SeqExt3',#'SeqExt3'{bool = true,int = 99}), - ?line {ok,{'SeqExt3',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt3',lists:flatten(Bytes31)), - - ?line {ok,Bytes32} = - asn1_wrapper:encode('SeqExtension','SeqExt3',#'SeqExt3'{int = 99,bool = true}), - ?line {ok,{'SeqExt3',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt3',lists:flatten(Bytes32)), - - ?line {ok,Bytes41} = - asn1_wrapper:encode('SeqExtension','SeqExt4',#'SeqExt4'{bool = true,int = 99}), - ?line {ok,{'SeqExt4',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt4',lists:flatten(Bytes41)), - - ?line {ok,Bytes42} = - asn1_wrapper:encode('SeqExtension','SeqExt4',#'SeqExt4'{int = 99,bool = true}), - ?line {ok,{'SeqExt4',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt4',lists:flatten(Bytes42)), - - - % test of extension , not ready - - ?line {ok,BytesX11} = - asn1_wrapper:encode('SeqExtension','SeqExt1',#'SeqExt1'{}), - ?line {ok,{'SeqExt1'}} = - asn1_wrapper:decode('SeqExtension','SeqExt1',lists:flatten(BytesX11)), - - ?line {ok,BytesX21} = - asn1_wrapper:encode('SeqExtension','SeqExt2',#'SeqExt2'{bool = true,int = 99}), - ?line {ok,{'SeqExt2',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt2',lists:flatten(BytesX21)), - - ?line {ok,BytesX22} = - asn1_wrapper:encode('SeqExtension','SeqExt2',#'SeqExt2'{int = 99,bool = true}), - ?line {ok,{'SeqExt2',true,99}} = - asn1_wrapper:decode('SeqExtension','SeqExt2',lists:flatten(BytesX22)), - - - - - +-record('SeqExt5',{name, shoesize}). +-record('SeqExt6',{i1,i2,i3,i4,i5,i6,i7}). +-record('SuperSeq',{s1,s2,s3,s4,s5,s6,i}). + +main(DataDir, Opts) -> + roundtrip('SeqExt1', #'SeqExt1'{}), + + roundtrip('SeqExt2', #'SeqExt2'{bool=true,int=99}), + roundtrip('SeqExt2', #'SeqExt2'{bool=false,int=42}), + + roundtrip('SeqExt3', #'SeqExt3'{bool=true,int=-77777}), + roundtrip('SeqExt3', #'SeqExt3'{bool=false,int=-42000}), + + roundtrip('SeqExt4', #'SeqExt4'{bool=true,int=12345}), + roundtrip('SeqExt4', #'SeqExt4'{bool=false,int=123456}), + + roundtrip('SeqExt5', #'SeqExt5'{name="Arne",shoesize=47}), + + %% Encode a value with this version of the specification. + BigInt = 128638468966, + SuperSeq = #'SuperSeq'{s1=#'SeqExt1'{}, + s2=#'SeqExt2'{bool=true,int=2345}, + s3=#'SeqExt3'{bool=false,int=17}, + s4=#'SeqExt4'{bool=true,int=38739739}, + s5=#'SeqExt5'{name="Arne",shoesize=47}, + s6=#'SeqExt6'{i1=531,i2=601,i3=999, + i4=777,i5=11953, + i6=13553,i7=77777}, + i=BigInt + }, + {ok,SuperSeqEnc} = 'SeqExtension':encode('SuperSeq', SuperSeq), + {ok,SuperSeq} = 'SeqExtension':decode('SuperSeq', SuperSeqEnc), + + %% Remove all extensions from the ASN.1 specification and compile it. + CaseDir = filename:dirname(code:which('SeqExtension')), + Asn1SrcBase = "SeqExtension.asn1", + Asn1SrcFile0 = filename:join(DataDir, Asn1SrcBase), + {ok,Src0} = file:read_file(Asn1SrcFile0), + %% Remove all declarations following "...," up to the end + %% of the SEQUENCE. + Src1 = re:replace(Src0, "[.][.][.],[^}]*", "...\n", + [global,{return,binary}]), + %% Remove the last double bracket group in the SEQUENCE. + Src = re:replace(Src1, ",\\s*\\[\\[.*?\\]\\]\\s*\\}", "\n}", + [global,{return,binary}]), + io:format("~s\n\n", [Src]), + Asn1SrcFile = filename:join(CaseDir, Asn1SrcBase), + ok = file:write_file(Asn1SrcFile, Src), + ok = asn1ct:compile(Asn1SrcFile, + [{i,DataDir},{outdir,CaseDir}|Opts]), + + %% Decode the encoded sequence with the version of the spec + %% with no extensions following the extension marks + %% (except in SeqExt6). The integer 'i' at the end + %% of the sequence must still be the correct integer (otherwise + %% some extension has not been skipped correctly). + {ok,DecodedSuperSeq} = 'SeqExtension':decode('SuperSeq', SuperSeqEnc), + #'SuperSeq'{s1={'SeqExt1'}, + s2=#'SeqExt2'{bool=true,int=2345}, + s3={'SeqExt3'}, + s4={'SeqExt4',true}, + s5={'SeqExt5'}, + s6={'SeqExt6',531,601,999,777,11953}, + i=BigInt} = DecodedSuperSeq, ok. - - - - +roundtrip(Type, Value) -> + {ok,Encoded} = 'SeqExtension':encode(Type, Value), + {ok,Value} = 'SeqExtension':decode(Type, Encoded), + ok. diff --git a/lib/asn1/test/testSeqIndefinite.erl b/lib/asn1/test/testSeqIndefinite.erl index 25742474bb..c7b8aba523 100644 --- a/lib/asn1/test/testSeqIndefinite.erl +++ b/lib/asn1/test/testSeqIndefinite.erl @@ -23,13 +23,7 @@ -include_lib("test_server/include/test_server.hrl"). - -main(per_bin) -> ok; main(per) -> ok; -main(ber_bin_v2) -> - main(ber); -main(ber_bin) -> - main(ber); main(ber) -> %% normal encoding diff --git a/lib/asn1/test/testSeqOf.erl b/lib/asn1/test/testSeqOf.erl index 0c0bbc3e66..1aa1eab26d 100644 --- a/lib/asn1/test/testSeqOf.erl +++ b/lib/asn1/test/testSeqOf.erl @@ -198,19 +198,10 @@ main(Rules) -> ?line {ok,Bytes51} = asn1_wrapper:encode('SeqOf','SeqEmp',#'SeqEmp'{seq1 = [#'Empty'{}]}), ?line {ok,{'SeqEmp',[{'Empty'}]}} = asn1_wrapper:decode('SeqOf','SeqEmp',lists:flatten(Bytes51)), - - case Rules of - ber -> - ?line {ok,Bytes52} = asn1_wrapper:encode('SeqOfEnum','SeqOfEnum', - {'SeqOfEnum',[{'Enum',a},{'Enum',b}]}), - ?line {ok,[a,b]} = asn1_wrapper:decode('SeqOfEnum','SeqOfEnum', - lists:flatten(Bytes52)); - _ -> ok - end, %% tests of OTP-4590 case Rules of - PER when PER == per; PER == per_bin -> + per -> DayNames = ["Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"], ?line {ok,Bytes60} = asn1_wrapper:encode('XSeqOf','DayNames2',DayNames), ?line {ok,Bytes60} = asn1_wrapper:encode('XSeqOf','DayNames4',DayNames), diff --git a/lib/asn1/test/testSeqSetDefaultVal.erl b/lib/asn1/test/testSeqSetDefaultVal.erl index ab484db5f2..bd6c9428e2 100644 --- a/lib/asn1/test/testSeqSetDefaultVal.erl +++ b/lib/asn1/test/testSeqSetDefaultVal.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. +%% Copyright Ericsson AB 2001-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -134,7 +134,7 @@ main(_Rules) -> c={5,<<64>>}, d=0}), - ?line {ok,{'SeqBS',[1,0,1,0,1,1,0],2698,[second],[]}} = + {ok,{'SeqBS',[1,0,1,0,1,1,0],2698,[second],<<>>}} = asn1_wrapper:decode('Default','SeqBS',[48,3,131,1,0]), ?line {ok,{'SeqBS',[1,0,1,0,1,1,0],2698,[second],[1,0,0,1]}} = @@ -161,7 +161,7 @@ main(_Rules) -> c={5,<<64>>}, d=0}), - ?line {ok,{'SetBS',[1,0,1,0,1,1,0],2698,[second],[]}} = + {ok,{'SetBS',[1,0,1,0,1,1,0],2698,[second],<<>>}} = asn1_wrapper:decode('Default','SetBS',[49,3,131,1,0]), ?line {ok,{'SetBS',[1,0,1,0,1,1,0],2698,[second],[1,0,0,1]}} = diff --git a/lib/asn1/test/testSetIndefinite.erl b/lib/asn1/test/testSetIndefinite.erl index d8e2b6a9cf..73006da62b 100644 --- a/lib/asn1/test/testSetIndefinite.erl +++ b/lib/asn1/test/testSetIndefinite.erl @@ -24,12 +24,7 @@ -include_lib("test_server/include/test_server.hrl"). -main(per_bin) -> ok; main(per) -> ok; -main(ber_bin_v2) -> - main(ber); -main(ber_bin) -> - main(ber); main(ber) -> %% normal encoding diff --git a/lib/asn1/test/testSetOptional.erl b/lib/asn1/test/testSetOptional.erl index 4692941524..bb43ff0a96 100644 --- a/lib/asn1/test/testSetOptional.erl +++ b/lib/asn1/test/testSetOptional.erl @@ -21,8 +21,7 @@ -include("External.hrl"). -export([main/1]). --export([ticket_7533/1,decoder/4]). --include_lib("test_server/include/test_server.hrl"). +-export([ticket_7533/1]). -record('SetOpt1',{bool1 = asn1_NOVALUE, int1, set1 = asn1_NOVALUE}). -record('SetOpt1Imp',{bool1 = asn1_NOVALUE, int1, set1 = asn1_NOVALUE}). @@ -36,171 +35,64 @@ -record('SetIn',{boolIn, intIn}). main(_Rules) -> + roundtrip('SetOpt1', + #'SetOpt1'{bool1=true,int1=15, + set1=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt1', #'SetOpt1'{int1=15}), + + roundtrip('SetOpt2', #'SetOpt2'{bool2=true,int2=15, + set2=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt2', #'SetOpt2'{int2=15,bool2=true}), + + roundtrip('SetOpt3', #'SetOpt3'{bool3=true,int3=15, + set3=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt3', #'SetOpt3'{int3=15}), + + roundtrip('SetOpt1Imp', + #'SetOpt1Imp'{bool1=true,int1 = 15, + set1=#'SetIn'{boolIn = true,intIn = 66}}), + roundtrip('SetOpt1Imp', #'SetOpt1Imp'{int1=15}), - ?line {ok,Bytes11} = - asn1_wrapper:encode('SetOptional','SetOpt1',#'SetOpt1'{bool1 = true, - int1 = 15, - set1 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt1',true,15,{'SetIn',true,66}}} = - asn1_wrapper:decode('SetOptional','SetOpt1',lists:flatten(Bytes11)), - - - ?line {ok,Bytes12} = asn1_wrapper:encode('SetOptional','SetOpt1',#'SetOpt1'{int1 = 15}), - ?line {ok,{'SetOpt1',asn1_NOVALUE,15,asn1_NOVALUE}} = - asn1_wrapper:decode('SetOptional','SetOpt1',lists:flatten(Bytes12)), - - - ?line {ok,Bytes21} = - asn1_wrapper:encode('SetOptional','SetOpt2',#'SetOpt2'{bool2 = true, - int2 = 15, - set2 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt2',{'SetIn',true,66},true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2',lists:flatten(Bytes21)), - - - ?line {ok,Bytes22} = asn1_wrapper:encode('SetOptional','SetOpt2',#'SetOpt2'{int2 = 15, - bool2 = true}), - ?line {ok,{'SetOpt2',asn1_NOVALUE,true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2',lists:flatten(Bytes22)), - - - - ?line {ok,Bytes31} = - asn1_wrapper:encode('SetOptional','SetOpt3',#'SetOpt3'{bool3 = true, - int3 = 15, - set3 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt3',true,{'SetIn',true,66},15}} = - asn1_wrapper:decode('SetOptional','SetOpt3',lists:flatten(Bytes31)), - - - ?line {ok,Bytes32} = asn1_wrapper:encode('SetOptional','SetOpt3',#'SetOpt3'{int3 = 15}), - ?line {ok,{'SetOpt3',asn1_NOVALUE,asn1_NOVALUE,15}} = - asn1_wrapper:decode('SetOptional','SetOpt3',lists:flatten(Bytes32)), - - - - - - ?line {ok,Bytes41} = - asn1_wrapper:encode('SetOptional','SetOpt1Imp',#'SetOpt1Imp'{bool1 = true, - int1 = 15, - set1 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt1Imp',true,15,{'SetIn',true,66}}} = - asn1_wrapper:decode('SetOptional','SetOpt1Imp',lists:flatten(Bytes41)), - - - ?line {ok,Bytes42} = asn1_wrapper:encode('SetOptional','SetOpt1Imp',#'SetOpt1Imp'{int1 = 15}), - ?line {ok,{'SetOpt1Imp',asn1_NOVALUE,15,asn1_NOVALUE}} = - asn1_wrapper:decode('SetOptional','SetOpt1Imp',lists:flatten(Bytes42)), - - - ?line {ok,Bytes51} = - asn1_wrapper:encode('SetOptional','SetOpt2Imp',#'SetOpt2Imp'{bool2 = true, - int2 = 15, - set2 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt2Imp',{'SetIn',true,66},true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2Imp',lists:flatten(Bytes51)), - - - ?line {ok,Bytes52} = asn1_wrapper:encode('SetOptional','SetOpt2Imp',#'SetOpt2Imp'{int2 = 15, - bool2 = true}), - ?line {ok,{'SetOpt2Imp',asn1_NOVALUE,true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2Imp',lists:flatten(Bytes52)), - - - - ?line {ok,Bytes61} = - asn1_wrapper:encode('SetOptional','SetOpt3Imp',#'SetOpt3Imp'{bool3 = true, - int3 = 15, - set3 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt3Imp',true,{'SetIn',true,66},15}} = - asn1_wrapper:decode('SetOptional','SetOpt3Imp',lists:flatten(Bytes61)), - - - ?line {ok,Bytes62} = asn1_wrapper:encode('SetOptional','SetOpt3Imp',#'SetOpt3Imp'{int3 = 15}), - ?line {ok,{'SetOpt3Imp',asn1_NOVALUE,asn1_NOVALUE,15}} = - asn1_wrapper:decode('SetOptional','SetOpt3Imp',lists:flatten(Bytes62)), - - - - - - - ?line {ok,Bytes71} = - asn1_wrapper:encode('SetOptional','SetOpt1Exp',#'SetOpt1Exp'{bool1 = true, - int1 = 15, - set1 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt1Exp',true,15,{'SetIn',true,66}}} = - asn1_wrapper:decode('SetOptional','SetOpt1Exp',lists:flatten(Bytes71)), - - - ?line {ok,Bytes72} = asn1_wrapper:encode('SetOptional','SetOpt1Exp',#'SetOpt1Exp'{int1 = 15}), - ?line {ok,{'SetOpt1Exp',asn1_NOVALUE,15,asn1_NOVALUE}} = - asn1_wrapper:decode('SetOptional','SetOpt1Exp',lists:flatten(Bytes72)), - - - ?line {ok,Bytes81} = - asn1_wrapper:encode('SetOptional','SetOpt2Exp',#'SetOpt2Exp'{bool2 = true, - int2 = 15, - set2 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt2Exp',{'SetIn',true,66},true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2Exp',lists:flatten(Bytes81)), - - - ?line {ok,Bytes82} = asn1_wrapper:encode('SetOptional','SetOpt2Exp',#'SetOpt2Exp'{int2 = 15, - bool2 = true}), - ?line {ok,{'SetOpt2Exp',asn1_NOVALUE,true,15}} = - asn1_wrapper:decode('SetOptional','SetOpt2Exp',lists:flatten(Bytes82)), - - - - ?line {ok,Bytes91} = - asn1_wrapper:encode('SetOptional','SetOpt3Exp',#'SetOpt3Exp'{bool3 = true, - int3 = 15, - set3 = #'SetIn'{boolIn = true, - intIn = 66}}), - ?line {ok,{'SetOpt3Exp',true,{'SetIn',true,66},15}} = - asn1_wrapper:decode('SetOptional','SetOpt3Exp',lists:flatten(Bytes91)), - - - ?line {ok,Bytes92} = asn1_wrapper:encode('SetOptional','SetOpt3Exp',#'SetOpt3Exp'{int3 = 15}), - ?line {ok,{'SetOpt3Exp',asn1_NOVALUE,asn1_NOVALUE,15}} = - asn1_wrapper:decode('SetOptional','SetOpt3Exp',lists:flatten(Bytes92)), - + + roundtrip('SetOpt2Imp', + #'SetOpt2Imp'{bool2=true,int2=15, + set2=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt2Imp',#'SetOpt2Imp'{int2=15,bool2=true}), + + roundtrip('SetOpt3Imp', + #'SetOpt3Imp'{bool3=true,int3=15, + set3=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt3Imp', #'SetOpt3Imp'{int3=15}), + + roundtrip('SetOpt1Exp', + #'SetOpt1Exp'{bool1=true,int1=15, + set1=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt1Exp', #'SetOpt1Exp'{int1=15}), + + roundtrip('SetOpt2Exp', + #'SetOpt2Exp'{bool2=true,int2=15, + set2=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt2Exp', #'SetOpt2Exp'{int2=15,bool2=true}), + roundtrip('SetOpt3Exp', + #'SetOpt3Exp'{bool3=true,int3=15, + set3=#'SetIn'{boolIn=true,intIn=66}}), + roundtrip('SetOpt3Exp', #'SetOpt3Exp'{int3=15}), ok. -ticket_7533(Ber) when Ber == ber; Ber == ber_bin -> - Val = #'SetOpt1'{bool1 = true,int1=12,set1=#'SetIn'{boolIn=false,intIn=13}}, - ?line {ok,B} = asn1_wrapper:encode('SetOptional','SetOpt1',Val), - ?line {ok,Val} = asn1_wrapper:decode('SetOptional','SetOpt1',B), - - CorruptVal = [49,14,1,1,255,2,1,12] ++ lists:duplicate(8,0), - Pid = spawn(?MODULE,decoder,[self(),'SetOptional','SetOpt1',CorruptVal]), - receive - {ok,Pid,Result} -> - io:format("Decode result: ~p~n",[Result]), - ok - after 10000 -> - io:format("Decode timeout~n",[]), - exit(Pid,normal) - end; +ticket_7533(Ber) when Ber == ber -> + Val = #'SetOpt1'{bool1=true,int1=12,set1=#'SetIn'{boolIn=false,intIn=13}}, + roundtrip('SetOpt1', Val), + CorruptVal = <<49,14,1,1,255,2,1,12,0:8/unit:8>>, + {error,_} = 'SetOptional':decode('SetOpt1', CorruptVal), + ok; ticket_7533(_) -> ok. -decoder(Parent,Module,Type,Val) -> - io:format("Decoding~n",[]), - ?line {ok,Res} = asn1_wrapper:decode(Module,Type,Val), - io:format("Decode res: ~p~n",[Res]), - Parent ! {ok,self(),Res}. +roundtrip(Type, Value) -> + {ok,Encoded} = 'SetOptional':encode(Type, Value), + {ok,Value} = 'SetOptional':decode(Type, Encoded), + ok. diff --git a/lib/asn1/test/testTCAP.erl b/lib/asn1/test/testTCAP.erl index 878ce7c070..aba13c94de 100644 --- a/lib/asn1/test/testTCAP.erl +++ b/lib/asn1/test/testTCAP.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2003-2012. All Rights Reserved. +%% Copyright Ericsson AB 2003-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -37,7 +37,7 @@ compile_asn1config(Config, Options) -> asn1_test_lib:compile_all(Files, Config, Options), asn1_test_lib:compile_erlang("TCAPPackage_msg", Config, []). -test(Erule,_Config) when Erule==ber;Erule==ber_bin;Erule==ber_bin_v2 -> +test(Erule,_Config) -> % ?line OutDir = ?config(priv_dir,Config), %% testing OTP-4798, open type encoded with indefinite length ?line {ok,_Res} = asn1_wrapper:decode('TCAPMessages-simple','MessageType', val_OTP_4798(Erule)), @@ -81,7 +81,7 @@ test_asn1config() -> ?line Val2 = 'TCAPPackage_msg':val('TransactionPDU'), ?line {ok,B2} = 'TCAPPackage':encode('TransactionPDU',Val2), - ?line {ok,ExMsg2}='TCAPPackage':decode_TransactionPDU(list_to_binary(B2)), + {ok,ExMsg2}='TCAPPackage':decode_TransactionPDU(B2), ?line {_,_,_,{Key2,ExVal2}}=ExMsg2, ?line {ok,_Parts2}='TCAPPackage':decode_part(Key2,ExVal2), diff --git a/lib/asn1/test/testTimer.erl b/lib/asn1/test/testTimer.erl index 2d3b777558..cd7ceb5630 100644 --- a/lib/asn1/test/testTimer.erl +++ b/lib/asn1/test/testTimer.erl @@ -133,23 +133,7 @@ go(Config,Enc) -> Module = 'H323-MESSAGES', Type = 'H323-UserInformation', Value = val(), -%% ok = asn1ct:compile(HelpModule,[Enc]), - -%% ok = asn1ct:compile(Module,[Enc]), - ?line {ok,B} = asn1rt:encode(Module,Type,Value), - Bytes = case Enc of - ber_bin -> - list_to_binary(B); - per_bin when is_list(B) -> - list_to_binary(B); - per_bin -> - B; - uper_bin -> - B; - _ -> - %%lists:flatten(B) - list_to_binary(B) - end, + {ok,Bytes} = asn1rt:encode(Module,Type,Value), CompileOptions = compile_options(), @@ -181,35 +165,18 @@ encode(N, Module,Type,Value) -> decode(0, _Module,_Type,_Value,_Erule) -> done; decode(N, Module,Type,Value,Erule) -> - case Erule of - ber -> - ?line {ok,_B} = asn1rt:decode(Module,Type,binary_to_list(Value)); - per -> - ?line {ok,_B} = asn1rt:decode(Module,Type,binary_to_list(Value)); - _ -> - ?line {ok,_B} = asn1rt:decode(Module,Type,Value) - end, + {ok,_B} = asn1rt:decode(Module,Type,Value), decode(N-1, Module,Type,Value,Erule). compile_options() -> - ?line {ok,Info} = asn1rt:info('H323-MESSAGES'), - case lists:keysearch(options,1,Info) of - {_,{_,Opts}} -> - Opts2 = - case lists:member(ber_bin_v2,Opts) of - true -> - [ber_bin,optimize] ++ lists:delete(optimize,Opts); - _ -> - Opts - end, - Opts3 = [X||X <- Opts2, - (X == ber orelse - X == ber_bin orelse - X == per orelse - X == per_bin orelse - X == optimize orelse - X == driver)], - lists:flatten(io_lib:format("~p",[Opts3])); + {ok,Info} = asn1rt:info('H323-MESSAGES'), + case lists:keyfind(options, 1, Info) of + {_,Opts0} -> + Opts1 = [X || X <- Opts0, + (X =:= ber orelse + X =:= per orelse + X =:= uper)], + lists:flatten(io_lib:format("~p", [Opts1])); _ -> "[]" end. diff --git a/lib/asn1/test/testTypeValueNotation.erl b/lib/asn1/test/testTypeValueNotation.erl index cd5223ef23..61d69edd0e 100644 --- a/lib/asn1/test/testTypeValueNotation.erl +++ b/lib/asn1/test/testTypeValueNotation.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2012. All Rights Reserved. +%% Copyright Ericsson AB 2002-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -21,41 +21,16 @@ -export([main/2]). --include_lib("test_server/include/test_server.hrl"). - -record('Seq', {octstr, int, bool, enum, bitstr, null, oid, vstr}). -main(Rule, Option) -> +main(_Rule, _Option) -> Value1 = #'Seq'{octstr = [1, 2, 3, 4], int = 12, bool = true, enum = a, - bitstr = [1, 0, 1, 0], + bitstr = <<2#1010:4>>, null = 'NULL', oid = {1, 2, 55}, vstr = "Hello World"}, - Value2 = #'Seq'{octstr = {'OctStr', [1, 2, 3, 4]}, - int = {'Int', 12}, - bool = {'Bool', true}, - enum = {'Enum', a}, - bitstr = {'BitStr', [1, 0, 1, 0]}, - null = {'Null', 'NULL'}, - oid = {'OId', {1, 2, 55}}, - vstr = {'VStr', "Hello World"}}, - main(Rule, Option, Value1, Value2). - -%% Value2 will fail for ber_bin_v2, per_bin with nifs (optimize) and uper_bin -main(ber_bin_v2, _, Value1, Value2) -> encode_fail(Value1, Value2); -main(per_bin, [optimize], Value1, Value2) -> encode_fail(Value1, Value2); -main(uper_bin, [], Value1, Value2) -> encode_fail(Value1, Value2); -main(_, _, Value1, Value2) -> encode_normal(Value1, Value2). - -encode_normal(Value1, Value2) -> - {ok, Bytes} = asn1_wrapper:encode('SeqTypeRefPrim', 'Seq', Value1), - {ok, Bytes} = asn1_wrapper:encode('SeqTypeRefPrim', 'Seq', Value2), - {ok, Value1} = asn1_wrapper:decode('SeqTypeRefPrim', 'Seq', Bytes). - -encode_fail(Value1, Value2) -> - {ok, Bytes} = asn1_wrapper:encode('SeqTypeRefPrim', 'Seq', Value1), - {error, _Reason} = asn1_wrapper:encode('SeqTypeRefPrim', 'Seq', Value2), - {ok, Value1} = asn1_wrapper:decode('SeqTypeRefPrim', 'Seq', Bytes). + {ok, Bytes} = asn1_wrapper:encode('SeqTypeRefPrim', 'Seq', Value1), + {ok, Value1} = asn1_wrapper:decode('SeqTypeRefPrim', 'Seq', Bytes). diff --git a/lib/asn1/test/testWSParamClass.erl b/lib/asn1/test/testWSParamClass.erl new file mode 100644 index 0000000000..ae67ca8b81 --- /dev/null +++ b/lib/asn1/test/testWSParamClass.erl @@ -0,0 +1,17 @@ +-module(testWSParamClass). +-export([main/1]). + +main(_) -> + IF = 'InformationFramework', + roundtrip({'Attribute',IF:'id-at-objectClass'(), + [IF:'id-at-objectClass'()], + asn1_NOVALUE}), + roundtrip({'Attribute',IF:'id-at-objectClass'(), + [],[]}), + ok. + +roundtrip(Data) -> + IF = 'InformationFramework', + {ok,Enc} = asn1_wrapper:encode(IF, 'Attribute', Data), + {ok,Data} = IF:decode('Attribute', Enc), + ok. diff --git a/lib/asn1/test/testX420.erl b/lib/asn1/test/testX420.erl index b222b15204..70bdb0640d 100644 --- a/lib/asn1/test/testX420.erl +++ b/lib/asn1/test/testX420.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2012. All Rights Reserved. +%% Copyright Ericsson AB 2008-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -34,7 +34,7 @@ compile(Erule, Options, Config) -> compile_loop(_Erule, [], _Options, _Config) -> ok; compile_loop(Erule, [Spec|Specs], Options, Config) - when Erule == ber; Erule == ber_bin; Erule == ber_bin_v2; Erule == per -> + when Erule =:= ber; Erule =:= per -> CaseDir = ?config(case_dir, Config), asn1_test_lib:compile(filename:join([x420, Spec]), Config, [Erule, {i, CaseDir} | Options]), diff --git a/lib/asn1/test/test_compile_options.erl b/lib/asn1/test/test_compile_options.erl index 4e732308d8..179299c78d 100644 --- a/lib/asn1/test/test_compile_options.erl +++ b/lib/asn1/test/test_compile_options.erl @@ -51,14 +51,13 @@ path(Config) -> {ok,CWD} = file:get_cwd(), ?line file:set_cwd(filename:join([DataDir,subdir])), - %%?line ok=asn1ct:compile(filename:join([DataDir,"../MyMerge.set.asn"]),[{inline,mymerge},{outdir,OutDir}]), - ?line ok=asn1ct:compile("../MyMerge.set.asn",[{inline,mymerge},{outdir,OutDir}]), + ok = asn1ct:compile("../MyMerge.set.asn",[{outdir,OutDir}]), ?line ok=outfiles_check(OutDir), ?line outfiles_remove(OutDir), file:set_cwd(filename:join([DataDir,subdir,subsubdir])), - ?line ok = asn1ct:compile('../../MyMerge.set.asn',[{inline,mymerge},{i,'..'},{outdir,OutDir}]), + ok = asn1ct:compile('../../MyMerge.set.asn',[{i,'..'},{outdir,OutDir}]), ?line ok=outfiles_check(OutDir,outfiles2()), file:set_cwd(CWD), @@ -92,7 +91,8 @@ noobj(Config) -> file:delete(filename:join([OutDir,'P-Record.beam'])), file:delete(filename:join([OutDir,'p_record.erl'])), file:delete(filename:join([OutDir,'p_record.beam'])), - ?line ok=asn1ct:compile(filename:join([DataDir,"p_record.set.asn"]),[asn1config,ber_bin,optimize,noobj,{outdir,OutDir}]), + ok = asn1ct:compile(filename:join([DataDir,"p_record.set.asn"]), + [asn1config,ber,noobj,{outdir,OutDir}]), %% ?line false = code:is_loaded('P-Record'), %% ?line false = code:is_loaded('p_record'), ?line {error,enoent} = @@ -181,11 +181,10 @@ outfiles_check(OutDir,[H|T]) -> outfiles_check(OutDir,T). outfiles1() -> - ["mymerge.erl","mymerge.beam","MyMerge.asn1db","MyMerge.beam", + ["MyMerge.asn1db","MyMerge.beam", "MyMerge.erl","MyMerge.hrl"]. outfiles2() -> - ["MyMerge.beam","mymerge.erl","MyMerge.asn1db","MyMerge.erl", - "mymerge.beam"]. + ["MyMerge.beam","MyMerge.asn1db","MyMerge.erl"]. outfiles_remove(OutDir) -> lists:foreach(fun(F)-> file:delete(filename:join([OutDir,F])) end, diff --git a/lib/asn1/test/test_inline.erl b/lib/asn1/test/test_inline.erl deleted file mode 100644 index 62625572e3..0000000000 --- a/lib/asn1/test/test_inline.erl +++ /dev/null @@ -1,270 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2004-2012. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% -%% --module(test_inline). - --export([compile/2,main/2,inline1/3,performance/1,performance2/0]). --export([mvrasn_inlined_encdec/2,mvrasn_encdec/2, - mi_encdec/2,m_encdec/2]). - --include_lib("test_server/include/test_server.hrl"). --define(times, 5000). --define(times2, 50000). - -compile(Config, Options) -> - CaseDir = ?config(case_dir, Config), - asn1_test_lib:compile("Mvrasn.set.asn", Config, [{inline, mvrasn_inlined}|Options]), - asn1_test_lib:compile("Mod.set.asn", Config, [{inline, m}|Options]), - ok = remove_inlined_files(CaseDir, [filename:join([CaseDir, X])||X<-["m.erl", "m.beam"]]), - asn1_test_lib:compile("Mod.set.asn", Config, [inline|Options]), - ok = remove_inlined_files(CaseDir, []). - -inline1(Config, Rule, Opt) -> - CaseDir = ?config(case_dir, Config), - - asn1_test_lib:compile("P-Record", Config, [{inline, 'inlined_P_Record'}|Opt]), - test_inline1(), - - ok=remove_inlined_files2(CaseDir, ber_bin_v2), - - case Rule of - ber_bin_v2 -> - asn1_test_lib:compile("P-Record", Config, - [ber_bin, inline, asn1config, optimize|Opt]), - test_inline2(Rule, 'P-Record'), - remove_inlined_files3(CaseDir, Rule), - asn1_test_lib:compile("p_record.set.asn", Config, - [ber_bin, inline, asn1config, optimize|Opt]), - test_inline2(Rule, 'p_record'), - remove_inlined_files4(CaseDir, Rule); - _ -> - ok - end. - -main(Config, _Erule) -> - Val = val(Config), - ?line {ok,Bytes}=asn1_wrapper:encode(mvrasn_inlined,'InsertSubscriberDataArg',Val), - ?line {ok,_Val2}=asn1_wrapper:decode(mvrasn_inlined,'InsertSubscriberDataArg',Bytes). - -test_inline1() -> - PRecMsg = {'PersonnelRecord',{'Name',"Sven","S","Svensson"}, - "manager",123,"20000202",{'Name',"Inga","K","Svensson"}, - asn1_DEFAULT}, - ?line {ok,Bytes}=asn1_wrapper:encode('inlined_P_Record','PersonnelRecord', - PRecMsg), - ?line {ok,_}=asn1_wrapper:decode('inlined_P_Record', - 'PersonnelRecord',Bytes). - -test_inline2(ber_bin_v2,Mod) -> - PRecMsg = {'PersonnelRecord',{'Name',"Sven","S","Svensson"}, - "manager",123,"20000202",{'Name',"Inga","K","Svensson"}, - asn1_DEFAULT}, - ?line {ok,Bytes} = Mod:encode('PersonnelRecord',PRecMsg), - ?line {ok,_} = Mod:sel_dec(list_to_binary(Bytes)); -test_inline2(_,_) -> - ok. - -val(Config) -> - {ok,Val} = asn1ct:value('Mvrasn','InsertSubscriberDataArg', - [{i, ?config(case_dir, Config)}]), - Val. - -performance(Config) -> - Val = val(Config), - %% warm up - timer:tc(?MODULE,mvrasn_inlined_encdec,[2,Val]), - %% performance test - ?line {Time1,ok}=timer:tc(?MODULE,mvrasn_inlined_encdec,[?times,Val]), - %% warm up - timer:tc(?MODULE,mvrasn_encdec,[2,Val]), - %% performance test - ?line {Time2,ok}=timer:tc(?MODULE,mvrasn_encdec,[?times,Val]), - - ?line Comment = "inlined_code: "++ - integer_to_list(round(Time1/?times))++ - " micro,<br>original_code: "++ - integer_to_list(round(Time2/?times))++ -% " micro,~ninlined_code[inline]: "++ -% integer_to_list(round(Time3/?times))++ - " micro", - {comment,Comment}. - - -mvrasn_inlined_encdec(0,_) -> - ok; -mvrasn_inlined_encdec(N,V) -> - ?line {ok,B}=mvrasn_inlined:encode('InsertSubscriberDataArg',V), - ?line {ok,_R}=mvrasn_inlined:decode('InsertSubscriberDataArg',B), - mvrasn_inlined_encdec(N-1,V). - -mvrasn_encdec(0,_) -> - ok; -mvrasn_encdec(N,V) -> - ?line {ok,B}='Mvrasn-11-6':encode('InsertSubscriberDataArg',V), - ?line {ok,_R}='Mvrasn-11-6':decode('InsertSubscriberDataArg',B), - mvrasn_encdec(N-1,V). - -%% mvrasn_inlined_i_encdec(0,_) -> -%% ok; -%% mvrasn_inlined_i_encdec(N,V) -> -%% {ok,B}=mvrasn_inlined_i:encode('InsertSubscriberDataArg',V), -%% {ok,_R}=mvrasn_inlined_i:decode('InsertSubscriberDataArg',B), -%% mvrasn_inlined_i_encdec(N-1,V). - -performance2() -> - Val = mval(), - %% warm up - timer:tc(?MODULE,mi_encdec,[?times,Val]), - %% performance test - {Time1,_R1}=timer:tc(?MODULE,mi_encdec,[?times2,Val]), - %% warm up - timer:tc(?MODULE,m_encdec,[?times,Val]), - %% performance test - {Time2,_R2}=timer:tc(?MODULE,m_encdec,[?times2,Val]), - ?line Comment = "inlined_code: "++ - integer_to_list(round(Time1/?times2))++ - " micro,<br>original_code: "++ - integer_to_list(round(Time2/?times2))++ - " micro<br>"++ - "The inlined code was "++ - integer_to_list(round(((Time2-Time1)/Time2)*100))++ - " % faster than the original code.", - {comment,Comment}. - -mi_encdec(0,_) -> - ok; -mi_encdec(N,Val) -> - {ok,B}=m:encode('L',Val), - {ok,_R}=m:decode('L',B), -% io:format("a"), - mi_encdec(N-1,Val). - -m_encdec(0,_) -> - ok; -m_encdec(N,Val) -> - {ok,B}='Mod':encode('L',Val), - {ok,_R}='Mod':decode('L',B), - m_encdec(N-1,Val). - - --record('L', {country, region, name}). --record('OtherName', {locationName, thingName}). --record('FamilyName', {prefix, secondname}). --record('Lang', {l}). --record('Inhabitant', {name, country}). --record('Country', {name, language}). --record('PersonName', {name1, name2}). --record('LocName', {region, name}). --record('Reg', {name, inhabitants}). - - -mval() -> - 'L'(). -'L'() -> - #'L'{ - country='Co'(), - region='Reg'(), - name='Name'(othername)}. -'Co'() -> - 'Country'(). -'Country'()-> - #'Country'{name='Name'(othername), - language='Lang'()}. -'Lang'()-> - #'Lang'{l="englsh"}. -'Reg'() -> - #'Reg'{ - name='Name'(othername), - inhabitants='Inhabitants'()}. -'Inhabitants'()-> - lists:duplicate(5,'Inhabitant'()). -'Inhabitant'()-> - #'Inhabitant'{name='Name'(person), - country='Country'()}. -'Name'(person) -> - {person,'PersonName'()}; -'Name'(othername) -> - {othername,'OtherName'()}. -'PersonName'()-> - #'PersonName'{name1='FirstName'(firstname), - name2='FamilyName'()}. -'OtherName'()-> - #'OtherName'{locationName='LocName'(), - thingName='ThingName'()}. -'FirstName'(firstname)-> - {firstname,"Henry"}; -'FirstName'(nickname) -> - {nickname,"nick"}. -'FamilyName'() -> - #'FamilyName'{prefix=none, - secondname="Lloyd"}. -'ThingName'()-> - "Enkoping". -'LocName'()-> - #'LocName'{ - region=svealand, - name="Enkoping"}. - -remove_inlined_files(Dir,Files) -> - ModList=[filename:join([Dir,X])||X<-["Mod"]], - FileList=Files++ mods2files(ModList,".asn1db")++ - mods2files(ModList,".beam")++ - mods2files(ModList,".erl")++mods2files(ModList,".hrl"), - lists:foreach(fun(X) -> - io:format("X: ~p~n",[X]), - ?line ok=file:delete(X) - end,FileList), - ok. -mods2files(ModList,Extension) -> - [X++Extension||X<-ModList]. - - -remove_inlined_files2(Dir,Rule) -> - ?line ok=remove_inlined_files3(Dir,Rule), - TargetErl=filename:join([Dir,"inlined_P_Record.erl"]), - TargetBeam=filename:join([Dir,"inlined_P_Record.beam"]), - lists:foreach(fun(X) -> - ?line ok=file:delete(X) - end,[TargetErl,TargetBeam]), - ok. -remove_inlined_files3(Dir,ber_bin_v2) -> - Erl=filename:join([Dir,"P-Record.erl"]), - Beam=filename:join([Dir,"P-Record.beam"]), - Asn1DB=filename:join([Dir,"P-Record.asn1db"]), - Hrl=filename:join([Dir,"P-Record.hrl"]), - lists:foreach(fun(X) -> - ?line ok=file:delete(X) - end,[Erl,Beam,Asn1DB,Hrl]), - ok; -remove_inlined_files3(_,_) -> - ok. - -remove_inlined_files4(Dir,ber_bin_v2) -> - Erl=filename:join([Dir,"p_record.erl"]), - Beam=filename:join([Dir,"p_record.beam"]), - Asn1DB=filename:join([Dir,"p_record.asn1db"]), - Hrl=filename:join([Dir,"p_record.hrl"]), - ErlBak=filename:join([Dir,"p_record.erl.bak"]), - file:delete(ErlBak), - lists:foreach(fun(X) -> - ?line ok=file:delete(X) - end,[Erl,Beam,Asn1DB,Hrl]), - ok; -remove_inlined_files4(_,_) -> - ok. diff --git a/lib/asn1/test/test_modified_x420.erl b/lib/asn1/test/test_modified_x420.erl index ae9d1989fb..a525fd6ae1 100644 --- a/lib/asn1/test/test_modified_x420.erl +++ b/lib/asn1/test/test_modified_x420.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2012. All Rights Reserved. +%% Copyright Ericsson AB 2008-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in diff --git a/lib/asn1/test/test_partial_incomplete_decode.erl b/lib/asn1/test/test_partial_incomplete_decode.erl index df56c27115..8ede06938d 100644 --- a/lib/asn1/test/test_partial_incomplete_decode.erl +++ b/lib/asn1/test/test_partial_incomplete_decode.erl @@ -188,7 +188,7 @@ decode_parts('S1_2',PartDecMsg) -> msg('F') -> - {'F',{fb,{'E',35,[{'D',3,true},{'D',4,false},{'D',5,true},{'D',6,true},{'D',7,false},{'D',8,true},{'D',9,true},{'D',10,false},{'D',11,true},{'D',12,true},{'D',13,false},{'D',14,true}],false,{da,[{'A',16,{'D',17,true}}]}}}}; + {fb,{'E',35,[{'D',3,true},{'D',4,false},{'D',5,true},{'D',6,true},{'D',7,false},{'D',8,true},{'D',9,true},{'D',10,false},{'D',11,true},{'D',12,true},{'D',13,false},{'D',14,true}],false,{da,[{'A',16,{'D',17,true}}]}}}; msg('F3') -> {fb,{'E',10,[{'D',11,true},{'D',12,false}],false,{dc,{'E_d_dc',13,true,{'E_d_dc_dcc',14,15}}}}}; diff --git a/lib/asn1/test/test_selective_decode.erl b/lib/asn1/test/test_selective_decode.erl index bb348611da..ebe1296cf3 100644 --- a/lib/asn1/test/test_selective_decode.erl +++ b/lib/asn1/test/test_selective_decode.erl @@ -53,7 +53,7 @@ test() -> msg('F') -> - {'F',{fb,{'E',35,[{'D',3,true},{'D',4,false},{'D',5,true},{'D',6,true},{'D',7,false},{'D',8,true},{'D',9,true},{'D',10,false},{'D',11,true},{'D',12,true},{'D',13,false},{'D',14,true}],false,{da,[{'A',16,{'D',17,true}}]}}}}; + {fb,{'E',35,[{'D',3,true},{'D',4,false},{'D',5,true},{'D',6,true},{'D',7,false},{'D',8,true},{'D',9,true},{'D',10,false},{'D',11,true},{'D',12,true},{'D',13,false},{'D',14,true}],false,{da,[{'A',16,{'D',17,true}}]}}}; msg('E') -> {'E',10,[{'D',11,true},{'D',12,false}],false,{dc,{'E_d_dc',13,true,{'E_d_dc_dcc',14,15}}}}; diff --git a/lib/asn1/test/test_special_decode_performance.erl b/lib/asn1/test/test_special_decode_performance.erl index 4ac0ff2b27..7dfab1f25a 100644 --- a/lib/asn1/test/test_special_decode_performance.erl +++ b/lib/asn1/test/test_special_decode_performance.erl @@ -31,9 +31,9 @@ go(all) -> {Time_S_c,Time_MGC_c}). go(N,Mod) -> - ?line Val = val(Mod), - ?line {ok,B} = Mod:encode(element(1,Val),Val), - ?line go(Mod,list_to_binary(B),N). + {Type,Val} = val(Mod), + {ok,B} = Mod:encode(Type, Val), + ?line go(Mod,B,N). go(Mod,Bin,N) -> ?line FsS = get_selective_funcs(Mod), @@ -92,7 +92,7 @@ val('PartialDecSeq') -> {'F',{fb,{'E',12,[{'D',13,true},{'D',14,false},{'D',15,true},{'D',16,false},{'D',13,true},{'D',14,false},{'D',15,true},{'D',16,false},{'D',13,true},{'D',14,false},{'D',15,true},{'D',16,false}],true,{da,[{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}},{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}},{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}},{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}},{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}},{'A',17,{'D',18,false}},{'A',19,{'D',20,true}},{'A',21,{'D',22,false}}]}}}}; val('MEDIA-GATEWAY-CONTROL') -> - {'MegacoMessage',asn1_NOVALUE,{'Message',1,{ip4Address,{'IP4Address',[125,125,125,111],55555}},{transactions,[{transactionReply,{'TransactionReply',50007,asn1_NOVALUE,{actionReplies,[{'ActionReply',0,asn1_NOVALUE,asn1_NOVALUE,[{auditValueReply,{auditResult,{'AuditResult',{'TerminationID',[],[255,255,255]},[{mediaDescriptor,{'MediaDescriptor',asn1_NOVALUE,{multiStream,[{'StreamDescriptor',1,{'StreamParms',{'LocalControlDescriptor',sendRecv,asn1_NOVALUE,asn1_NOVALUE,[{'PropertyParm',[0,11,0,7],[[52,48]],asn1_NOVALUE}]},{'LocalRemoteDescriptor',[[{'PropertyParm',[0,0,176,1],[[48]],asn1_NOVALUE},{'PropertyParm',[0,0,176,8],[[73,78,32,73,80,52,32,49,50,53,46,49,50,53,46,49,50,53,46,49,49,49]],asn1_NOVALUE},{'PropertyParm',[0,0,176,15],[[97,117,100,105,111,32,49,49,49,49,32,82,84,80,47,65,86,80,32,32,52]],asn1_NOVALUE},{'PropertyParm',[0,0,176,12],[[112,116,105,109,101,58,51,48]],asn1_NOVALUE}]]},{'LocalRemoteDescriptor',[[{'PropertyParm',[0,0,176,1],[[48]],asn1_NOVALUE},{'PropertyParm',[0,0,176,8],[[73,78,32,73,80,52,32,49,50,52,46,49,50,52,46,49,50,52,46,50,50,50]],asn1_NOVALUE},{'PropertyParm',[0,0,176,15],[[97,117,100,105,111,32,50,50,50,50,32,82,84,80,47,65,86,80,32,32,52]],asn1_NOVALUE},{'PropertyParm',[0,0,176,12],[[112,116,105,109,101,58,51,48]],asn1_NOVALUE}]]}}}]}}},{packagesDescriptor,[{'PackagesItem',[0,11],1},{'PackagesItem',[0,11],1}]},{statisticsDescriptor,[{'StatisticsParameter',[0,12,0,4],[[49,50,48,48]]},{'StatisticsParameter',[0,11,0,2],[[54,50,51,48,48]]},{'StatisticsParameter',[0,12,0,5],[[55,48,48]]},{'StatisticsParameter',[0,11,0,3],[[52,53,49,48,48]]},{'StatisticsParameter',[0,12,0,6],[[48,46,50]]},{'StatisticsParameter',[0,12,0,7],[[50,48]]},{'StatisticsParameter',[0,12,0,8],[[52,48]]}]}]}}}]}]}}}]}}}. + {'MegacoMessage',{'MegacoMessage',asn1_NOVALUE,{'Message',1,{ip4Address,{'IP4Address',[125,125,125,111],55555}},{transactions,[{transactionReply,{'TransactionReply',50007,asn1_NOVALUE,{actionReplies,[{'ActionReply',0,asn1_NOVALUE,asn1_NOVALUE,[{auditValueReply,{auditResult,{'AuditResult',{'TerminationID',[],[255,255,255]},[{mediaDescriptor,{'MediaDescriptor',asn1_NOVALUE,{multiStream,[{'StreamDescriptor',1,{'StreamParms',{'LocalControlDescriptor',sendRecv,asn1_NOVALUE,asn1_NOVALUE,[{'PropertyParm',[0,11,0,7],[[52,48]],asn1_NOVALUE}]},{'LocalRemoteDescriptor',[[{'PropertyParm',[0,0,176,1],[[48]],asn1_NOVALUE},{'PropertyParm',[0,0,176,8],[[73,78,32,73,80,52,32,49,50,53,46,49,50,53,46,49,50,53,46,49,49,49]],asn1_NOVALUE},{'PropertyParm',[0,0,176,15],[[97,117,100,105,111,32,49,49,49,49,32,82,84,80,47,65,86,80,32,32,52]],asn1_NOVALUE},{'PropertyParm',[0,0,176,12],[[112,116,105,109,101,58,51,48]],asn1_NOVALUE}]]},{'LocalRemoteDescriptor',[[{'PropertyParm',[0,0,176,1],[[48]],asn1_NOVALUE},{'PropertyParm',[0,0,176,8],[[73,78,32,73,80,52,32,49,50,52,46,49,50,52,46,49,50,52,46,50,50,50]],asn1_NOVALUE},{'PropertyParm',[0,0,176,15],[[97,117,100,105,111,32,50,50,50,50,32,82,84,80,47,65,86,80,32,32,52]],asn1_NOVALUE},{'PropertyParm',[0,0,176,12],[[112,116,105,109,101,58,51,48]],asn1_NOVALUE}]]}}}]}}},{packagesDescriptor,[{'PackagesItem',[0,11],1},{'PackagesItem',[0,11],1}]},{statisticsDescriptor,[{'StatisticsParameter',[0,12,0,4],[[49,50,48,48]]},{'StatisticsParameter',[0,11,0,2],[[54,50,51,48,48]]},{'StatisticsParameter',[0,12,0,5],[[55,48,48]]},{'StatisticsParameter',[0,11,0,3],[[52,53,49,48,48]]},{'StatisticsParameter',[0,12,0,6],[[48,46,50]]},{'StatisticsParameter',[0,12,0,7],[[50,48]]},{'StatisticsParameter',[0,12,0,8],[[52,48]]}]}]}}}]}]}}}]}}}}. %% val('PartialDecSeq') -> %% {'F',{fb,{'E',35,[{'D',3,true},{'D',4,false},{'D',5,true},{'D',6,true},{'D',7,false},{'D',8,true},{'D',9,true},{'D',10,false},{'D',11,true},{'D',12,true},{'D',13,false},{'D',14,true}],false,{dc,{'E_d_dc',15,true,{'E_d_dc_dcc',17,4711}}}}}}. diff --git a/lib/asn1/vsn.mk b/lib/asn1/vsn.mk index b4b4e0b431..3c4f3ff122 100644 --- a/lib/asn1/vsn.mk +++ b/lib/asn1/vsn.mk @@ -1,2 +1,2 @@ #next version number to use is 2.0 -ASN1_VSN = 1.8.1 +ASN1_VSN = 2.0.1.1 |