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authorBjörn Gustavsson <bjorn@erlang.org>2012-11-14 09:21:25 +0100
committerBjörn Gustavsson <bjorn@erlang.org>2012-11-23 11:44:04 +0100
commit4e9c8b23c323c328fa823e2acf8e222f496896fe (patch)
tree1e2290a10d9c736b1f42b6f0261c9e171de2828d /lib
parent604c0ff955a9fb6d9055fec98cbafe8496c81936 (diff)
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Remove the unused asn1ct_constructed_ber module
Diffstat (limited to 'lib')
-rw-r--r--lib/asn1/src/Makefile1
-rw-r--r--lib/asn1/src/asn1ct_constructed_ber.erl1596
-rw-r--r--lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl23
3 files changed, 20 insertions, 1600 deletions
diff --git a/lib/asn1/src/Makefile b/lib/asn1/src/Makefile
index 76cfb2a20b..a4a2343dd4 100644
--- a/lib/asn1/src/Makefile
+++ b/lib/asn1/src/Makefile
@@ -52,7 +52,6 @@ CT_MODULES= \
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 \
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 55ac554fec..78cb9297d8 100644
--- a/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl
+++ b/lib/asn1/src/asn1ct_constructed_ber_bin_v2.erl
@@ -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).
@@ -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