diff options
Diffstat (limited to 'lib/asn1/src/asn1ct_gen_ber_bin_v2.erl')
| -rw-r--r-- | lib/asn1/src/asn1ct_gen_ber_bin_v2.erl | 578 |
1 files changed, 347 insertions, 231 deletions
diff --git a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl index 8ab49aec2c..b884d14b0d 100644 --- a/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl +++ b/lib/asn1/src/asn1ct_gen_ber_bin_v2.erl @@ -1,18 +1,19 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2013. All Rights Reserved. +%% Copyright Ericsson AB 2002-2016. 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/. +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at %% -%% 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. +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. %% %% %CopyrightEnd% %% @@ -24,14 +25,15 @@ -include("asn1_records.hrl"). --export([decode_class/1, decode_type/1]). +-export([decode_class/1]). -export([gen_encode/2,gen_encode/3,gen_decode/2,gen_decode/3]). -export([gen_encode_prim/4]). --export([gen_dec_prim/7]). +-export([gen_dec_prim/3]). -export([gen_objectset_code/2, gen_obj_code/3]). -export([encode_tag_val/3]). -export([gen_inc_decode/2,gen_decode_selected/3]). -export([extaddgroup2sequence/1]). +-export([dialyzer_suppressions/1]). -import(asn1ct_gen, [emit/1,demit/1]). @@ -65,6 +67,23 @@ %%=============================================================================== %%=============================================================================== +dialyzer_suppressions(_) -> + case asn1ct:use_legacy_types() of + false -> ok; + true -> suppress({ber,encode_bit_string,4}) + end, + suppress({ber,decode_selective,2}), + emit([" ok.",nl]). + +suppress({M,F,A}=MFA) -> + case asn1ct_func:is_used(MFA) of + false -> + ok; + true -> + Args = [lists:concat(["element(",I,", Arg)"]) || I <- lists:seq(1, A)], + emit([" ",{call,M,F,Args},com,nl]) + end. + %%=============================================================================== %% encode #{typedef, {pos, name, typespec}} %%=============================================================================== @@ -163,6 +182,12 @@ gen_encode_user(Erules, #typedef{}=D, Wrapper) -> gen_encode_prim(_Erules, #type{}=D, DoTag, Value) -> BitStringConstraint = get_size_constraint(D#type.constraint), + MaxBitStrSize = case BitStringConstraint of + [] -> none; + {_,'MAX'} -> none; + {_,Max} -> Max; + Max when is_integer(Max) -> Max + end, asn1ct_name:new(enumval), Type = case D#type.def of 'OCTET STRING' -> restricted_string; @@ -196,12 +221,42 @@ gen_encode_prim(_Erules, #type{}=D, DoTag, Value) -> emit(["case ",Value," of",nl]), emit_enc_enumerated_cases(NamedNumberList,DoTag); 'REAL' -> - emit([{call,ber,encode_tags, - [DoTag,{call,real_common,ber_encode_real,[Value]}]}]); + asn1ct_name:new(realval), + asn1ct_name:new(realsize), + emit(["begin",nl, + {curr,realval}," = ", + {call,real_common,ber_encode_real,[Value]},com,nl, + {curr,realsize}," = ", + {call,erlang,byte_size,[{curr,realval}]},com,nl, + {call,ber,encode_tags, + [DoTag,{curr,realval},{curr,realsize}]},nl, + "end"]); + {'BIT STRING',[]} -> + case asn1ct:use_legacy_types() of + false when MaxBitStrSize =:= none -> + call(encode_unnamed_bit_string, [Value,DoTag]); + false -> + call(encode_unnamed_bit_string, + [{asis,MaxBitStrSize},Value,DoTag]); + true -> + call(encode_bit_string, + [{asis,BitStringConstraint},Value, + {asis,[]},DoTag]) + end; {'BIT STRING',NamedNumberList} -> - call(encode_bit_string, - [{asis,BitStringConstraint},Value, - {asis,NamedNumberList},DoTag]); + case asn1ct:use_legacy_types() of + false when MaxBitStrSize =:= none -> + call(encode_named_bit_string, + [Value,{asis,NamedNumberList},DoTag]); + false -> + call(encode_named_bit_string, + [{asis,MaxBitStrSize},Value, + {asis,NamedNumberList},DoTag]); + true -> + call(encode_bit_string, + [{asis,BitStringConstraint},Value, + {asis,NamedNumberList},DoTag]) + end; 'NULL' -> call(encode_null, [Value,DoTag]); 'OBJECT IDENTIFIER' -> @@ -224,14 +279,34 @@ emit_enc_enumerated_cases(L, Tags) -> emit_enc_enumerated_cases(L, Tags, noext). emit_enc_enumerated_cases([{EnumName,EnumVal}|T], Tags, Ext) -> + {Bytes,Len} = encode_integer(EnumVal), emit([{asis,EnumName}," -> ", - {call,ber,encode_enumerated,[EnumVal,Tags]},";",nl]), + {call,ber,encode_tags,[Tags,{asis,Bytes},Len]},";",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"]). +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]). %%=============================================================================== %%=============================================================================== @@ -309,15 +384,11 @@ gen_decode_selected_type(_Erules,TypeDef) -> case asn1ct_gen:type(InnerType) of 'ASN1_OPEN_TYPE' -> asn1ct_name:new(len), - gen_dec_prim(ber, Def#type{def='ASN1_OPEN_TYPE'}, - BytesVar,Tag, [] , - ?PRIMITIVE,"OptOrMand"); -% emit({";",nl}); + gen_dec_prim(Def#type{def='ASN1_OPEN_TYPE'}, + BytesVar, Tag); {primitive,bif} -> asn1ct_name:new(len), - gen_dec_prim(ber, Def, BytesVar,Tag,[] , - ?PRIMITIVE,"OptOrMand"); -% emit([";",nl]); + gen_dec_prim(Def, BytesVar, Tag); {constructed,bif} -> TopType = case TypeDef#typedef.name of A when is_atom(A) -> [A]; @@ -431,14 +502,12 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> case asn1ct_gen:type(InnerType) of 'ASN1_OPEN_TYPE' -> asn1ct_name:new(len), - gen_dec_prim(ber, Def#type{def='ASN1_OPEN_TYPE'}, - BytesVar,{string,"TagIn"}, [] , - ?PRIMITIVE,"OptOrMand"), + gen_dec_prim(Def#type{def='ASN1_OPEN_TYPE'}, + BytesVar, {string,"TagIn"}), emit({".",nl,nl}); {primitive,bif} -> asn1ct_name:new(len), - gen_dec_prim(ber, Def, BytesVar,{string,"TagIn"},[] , - ?PRIMITIVE,"OptOrMand"), + gen_dec_prim(Def, BytesVar, {string,"TagIn"}), emit([".",nl,nl]); {constructed,bif} -> asn1ct:update_namelist(D#typedef.name), @@ -451,19 +520,11 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> end. -gen_dec_prim(_Erules, Att, BytesVar, DoTag, _TagIn, _Form, _OptOrMand) -> +gen_dec_prim(Att, BytesVar, DoTag) -> Typename = Att#type.def, -%% Currently not used for BER replaced with [] as place holder -%% Constraint = Att#type.constraint, -%% Constraint = [], Constraint = get_size_constraint(Att#type.constraint), IntConstr = int_constr(Att#type.constraint), - AsBin = case get(binary_strings) of - true -> "_as_bin"; - _ -> "" - end, NewTypeName = case Typename of - 'OCTET STRING' -> restricted_string; 'NumericString' -> restricted_string; 'TeletexString' -> restricted_string; 'T61String' -> restricted_string; @@ -476,85 +537,40 @@ gen_dec_prim(_Erules, Att, BytesVar, DoTag, _TagIn, _Form, _OptOrMand) -> 'ObjectDescriptor'-> restricted_string; 'UTCTime' -> restricted_string; 'GeneralizedTime' -> restricted_string; + 'OCTET STRING' -> + case asn1ct:use_legacy_types() of + true -> restricted_string; + false -> Typename + end; _ -> Typename end, - case NewTypeName of - 'BOOLEAN'-> - emit(["decode_boolean(",BytesVar,","]), - need(decode_boolean, 2); - 'INTEGER' -> - case IntConstr of - [] -> - emit(["decode_integer(",BytesVar,","]), - need(decode_integer, 2); - {_,_} -> - emit(["decode_integer(",BytesVar,",", - {asis,IntConstr},","]), - need(decode_integer, 3) - end; - {'INTEGER',NamedNumberList} -> - case IntConstr of - [] -> - emit(["decode_named_integer(",BytesVar,",", - {asis,NamedNumberList},","]), - need(decode_named_integer, 3); - {_,_} -> - emit(["decode_named_integer(",BytesVar,",", - {asis,IntConstr},",", - {asis,NamedNumberList},","]), - need(decode_named_integer, 4) - end; - {'ENUMERATED',NamedNumberList} -> - emit(["decode_enumerated(",BytesVar,",", - {asis,NamedNumberList},","]), - need(decode_enumerated, 3); - 'REAL' -> - ok; - {'BIT STRING',_NamedNumberList} -> - ok; - 'NULL' -> - emit(["decode_null(",BytesVar,","]), - need(decode_null, 2); - 'OBJECT IDENTIFIER' -> - emit(["decode_object_identifier(",BytesVar,","]), - need(decode_object_identifier, 2); - 'RELATIVE-OID' -> - emit(["decode_relative_oid(",BytesVar,","]), - need(decode_relative_oid, 2); - 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(["decode_universal_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","]), - need(decode_universal_string, 3); - 'UTF8String' -> - emit(["decode_UTF8_string",AsBin,"(", - BytesVar,","]), - need(decode_UTF8_string, 2); - 'BMPString' -> - emit(["decode_BMP_string",AsBin,"(", - BytesVar,",",{asis,Constraint},","]), - need(decode_BMP_string, 3); - 'ASN1_OPEN_TYPE' -> - emit(["decode_open_type_as_binary(", - BytesVar,","]), - need(decode_open_type_as_binary, 2) - end, - 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); + 'BOOLEAN'-> + call(decode_boolean, [BytesVar,TagStr]); + 'INTEGER' -> + check_constraint(decode_integer, [BytesVar,TagStr], + IntConstr, + identity, + identity); + {'INTEGER',NNL} -> + check_constraint(decode_integer, + [BytesVar,TagStr], + IntConstr, + identity, + fun(Val) -> + asn1ct_name:new(val), + emit([{curr,val}," = "]), + Val(), + emit([com,nl, + {call,ber,number2name, + [{curr,val},{asis,NNL}]}]) + end); + {'ENUMERATED',NNL} -> + gen_dec_enumerated(BytesVar, NNL, TagStr); 'REAL' -> asn1ct_name:new(tmpbuf), emit(["begin",nl, @@ -562,8 +578,36 @@ gen_dec_prim(_Erules, Att, BytesVar, DoTag, _TagIn, _Form, _OptOrMand) -> {call,ber,match_tags,[BytesVar,TagStr]},com,nl, {call,real_common,decode_real,[{curr,tmpbuf}]},nl, "end",nl]); - _ -> - emit([TagStr,")"]) + {'BIT STRING',NNL} -> + gen_dec_bit_string(BytesVar, Constraint, NNL, TagStr); + 'NULL' -> + call(decode_null, [BytesVar,TagStr]); + 'OBJECT IDENTIFIER' -> + call(decode_object_identifier, [BytesVar,TagStr]); + 'RELATIVE-OID' -> + call(decode_relative_oid, [BytesVar,TagStr]); + 'OCTET STRING' -> + check_constraint(decode_octet_string, [BytesVar,TagStr], + Constraint, {erlang,byte_size}, identity); + restricted_string -> + check_constraint(decode_restricted_string, [BytesVar,TagStr], + Constraint, + {erlang,byte_size}, + fun(Val) -> + emit("binary_to_list("), + Val(), + emit(")") + end); + 'UniversalString' -> + check_constraint(decode_universal_string, [BytesVar,TagStr], + Constraint, {erlang,length}, identity); + 'UTF8String' -> + call(decode_UTF8_string, [BytesVar,TagStr]); + 'BMPString' -> + check_constraint(decode_BMP_string, [BytesVar,TagStr], + Constraint, {erlang,length}, identity); + 'ASN1_OPEN_TYPE' -> + call(decode_open_type_as_binary, [BytesVar,TagStr]) end. %% Simplify an integer constraint so that we can efficiently test it. @@ -579,7 +623,7 @@ int_constr(C) -> [{'ValueRange',{_,_}=Range}] -> Range; [{'SingleValue',Sv}] -> - {Sv,Sv}; + Sv; [] -> [] end. @@ -590,16 +634,108 @@ gen_dec_bit_string(BytesVar, _Constraint, [_|_]=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]); + check_constraint(decode_compact_bit_string, + [BytesVar,TagStr], + Constraint, + {ber,compact_bit_string_size}, + identity); legacy -> - call(decode_legacy_bit_string, - [BytesVar,{asis,Constraint},TagStr]); + check_constraint(decode_native_bit_string, + [BytesVar,TagStr], + Constraint, + {erlang,bit_size}, + fun(Val) -> + asn1ct_name:new(val), + emit([{curr,val}," = "]), + Val(), + emit([com,nl, + {call,ber,native_to_legacy_bit_string, + [{curr,val}]}]) + end); bitstring -> - call(decode_native_bit_string, - [BytesVar,{asis,Constraint},TagStr]) + check_constraint(decode_native_bit_string, + [BytesVar,TagStr], + Constraint, + {erlang,bit_size}, + identity) + end. + +check_constraint(F, Args, Constr, PreConstr0, ReturnVal0) -> + PreConstr = case PreConstr0 of + identity -> + fun(V) -> V end; + {Mod,Name} -> + fun(V) -> + asn1ct_name:new(c), + emit([{curr,c}," = ", + {call,Mod,Name,[V]},com,nl]), + {curr,c} + end + end, + ReturnVal = case ReturnVal0 of + identity -> fun(Val) -> Val() end; + _ -> ReturnVal0 + end, + case Constr of + [] when ReturnVal0 =:= identity -> + %% No constraint, no complications. + call(F, Args); + [] -> + %% No constraint, but the return value could consist + %% of more than one statement. + emit(["begin",nl]), + ReturnVal(fun() -> call(F, Args) end), + emit([nl, + "end",nl]); + _ -> + %% There is a constraint. + asn1ct_name:new(val), + emit(["begin",nl, + {curr,val}," = ",{call,ber,F,Args},com,nl]), + PreVal0 = asn1ct_gen:mk_var(asn1ct_name:curr(val)), + PreVal = PreConstr(PreVal0), + emit("if "), + case Constr of + {Min,Max} -> + emit([{asis,Min}," =< ",PreVal,", ", + PreVal," =< ",{asis,Max}]); + Sv when is_integer(Sv) -> + emit([PreVal," =:= ",{asis,Sv}]) + end, + emit([" ->",nl]), + ReturnVal(fun() -> emit(PreVal0) end), + emit([";",nl, + "true ->",nl, + "exit({error,{asn1,bad_range}})",nl, + "end",nl, + "end"]) end. +gen_dec_enumerated(BytesVar, NNL0, TagStr) -> + asn1ct_name:new(enum), + emit(["case ", + {call,ber,decode_integer,[BytesVar,TagStr]}, + " of",nl]), + NNL = case NNL0 of + {L1,L2} -> + L1 ++ L2 ++ [accept]; + [_|_] -> + NNL0 ++ [error] + end, + gen_dec_enumerated_1(NNL), + emit("end"). + +gen_dec_enumerated_1([accept]) -> + asn1ct_name:new(default), + emit([{curr,default}," -> {asn1_enum,",{curr,default},"}",nl]); +gen_dec_enumerated_1([error]) -> + asn1ct_name:new(default), + emit([{curr,default}," -> exit({error,{asn1,{illegal_enumerated,", + {curr,default},"}}})",nl]); +gen_dec_enumerated_1([{V,K}|T]) -> + emit([{asis,K}," -> ",{asis,V},";",nl]), + gen_dec_enumerated_1(T). + %% Object code generating for encoding and decoding %% ------------------------------------------------ @@ -637,9 +773,6 @@ gen_encode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], % ", Val, 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("Val"), emit([" {Val,0}"]), @@ -672,9 +805,6 @@ gen_encode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], % emit(["'enc_",ObjName,"'(",{asis,Name}, % ", Val,[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}, @@ -807,9 +937,6 @@ gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], % ", Bytes, 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([" Bytes"]), @@ -844,9 +971,6 @@ gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], % ", Bytes,[H|T]) ->",nl]), % emit_tlv_format("Bytes"), 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}, @@ -956,9 +1080,8 @@ gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> Tag = [(decode_class(X#tag.class) bsl 10) + X#tag.number || X <- OTag], case Type#typedef.name of - {primitive,bif} -> %%tag should be the primitive tag - gen_dec_prim(ber,Def,Bytes,Tag,"TagIn",?PRIMITIVE, - opt_or_default), + {primitive,bif} -> + gen_dec_prim(Def, Bytes, Tag), []; {constructed,bif} -> emit({" 'dec_",ObjName,'_',FieldName, @@ -986,8 +1109,7 @@ gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> FieldName])), typespec=Type}]; {primitive,bif} -> - gen_dec_prim(ber,Type,Bytes,Tag,"TagIn", - ?PRIMITIVE,opt_or_default), + gen_dec_prim(Type, Bytes, Tag), []; #'Externaltypereference'{module=CurrentMod,type=Etype} -> emit([" 'dec_",Etype,"'(",Bytes, " ,",{asis,Tag},")",nl]), @@ -1072,36 +1194,35 @@ gen_objset_enc(_,_,{unique,undefined},_,_,_,_,_) -> gen_objset_enc(Erules, ObjSetName, UniqueName, [{ObjName,Val,Fields}|T], ClName, ClFields, NthObj,Acc)-> - emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl]), CurrMod = get(currmod), {InternalFunc,NewNthObj}= case ObjName of {no_mod,no_name} -> - gen_inlined_enc_funs(Fields,ClFields,ObjSetName,NthObj); + gen_inlined_enc_funs(Fields, ClFields, ObjSetName, Val, NthObj); {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), + emit(["'getenc_",ObjSetName,"'(",{asis,Val},") ->",nl, + " fun 'enc_",Name,"'/3;",nl]), {[],NthObj}; {ModuleName,Name} -> + emit(["'getenc_",ObjSetName,"'(",{asis,Val},") ->",nl]), emit_ext_fun(enc,ModuleName,Name), + emit([";",nl]), {[],NthObj}; _ -> - emit({" fun 'enc_",ObjName,"'/3"}), + emit(["'getenc_",ObjSetName,"'(",{asis,Val},") ->",nl, + " fun 'enc_",ObjName,"'/3;",nl]), {[],NthObj} end, - emit({";",nl}), gen_objset_enc(Erules, ObjSetName, UniqueName, T, ClName, ClFields, NewNthObj, 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(_, Val, _RestPrimFieldName) ->",nl}), - emit({indent(6),"Len = case Val of",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}), + emit(["'getenc_",ObjSetName,"'(_) ->",nl, + indent(2),"fun(_, Val, _RestPrimFieldName) ->",nl]), + emit_enc_open_type(4), + emit([nl, + indent(2),"end.",nl,nl]), Acc; gen_objset_enc(_, ObjSetName, UniqueName, [], _, _, _, Acc) -> emit_default_getenc(ObjSetName, UniqueName), @@ -1113,19 +1234,20 @@ emit_ext_fun(EncDec,ModuleName,Name) -> Name,"'(T,V,O) end"]). emit_default_getenc(ObjSetName,UniqueName) -> - emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), + emit(["'getenc_",ObjSetName,"'(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,_,_}|_]=T, ObjSetName, NthObj) -> - emit([indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, +gen_inlined_enc_funs(Fields, [{typefield,_,_}|_]=T, ObjSetName, Val, NthObj) -> + emit(["'getenc_",ObjSetName,"'(",{asis,Val},") ->",nl, + indent(3),"fun(Type, Val, _RestPrimFieldName) ->",nl, indent(6),"case Type of",nl]), gen_inlined_enc_funs1(Fields, T, ObjSetName, [], NthObj, []); -gen_inlined_enc_funs(Fields,[_|Rest],ObjSetName,NthObj) -> - gen_inlined_enc_funs(Fields,Rest,ObjSetName,NthObj); -gen_inlined_enc_funs(_,[],_,NthObj) -> +gen_inlined_enc_funs(Fields, [_|Rest], ObjSetName, Val, NthObj) -> + gen_inlined_enc_funs(Fields, Rest, ObjSetName, Val, NthObj); +gen_inlined_enc_funs(_, [], _, _, NthObj) -> {[],NthObj}. gen_inlined_enc_funs1(Fields, [{typefield,Name,_}|Rest], ObjSetName, @@ -1163,13 +1285,8 @@ gen_inlined_enc_funs1(Fields, [{typefield,Name,_}|Rest], ObjSetName, %% were no type in the table and we therefore generate %% code that returns the input for application %% treatment. - emit([indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Val of",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}"]), + emit([indent(9),{asis,Name}," ->",nl]), + emit_enc_open_type(11), {Acc0,0} end, gen_inlined_enc_funs1(Fields, Rest, ObjSetName, Sep, NthObj+NAdd, Acc); @@ -1177,9 +1294,28 @@ gen_inlined_enc_funs1(Fields,[_|Rest], ObjSetName, Sep, NthObj, Acc)-> gen_inlined_enc_funs1(Fields, Rest, ObjSetName, Sep, NthObj, Acc); gen_inlined_enc_funs1(_, [], _, _, NthObj, Acc) -> emit([nl,indent(6),"end",nl, - indent(3),"end"]), + indent(3),"end;",nl]), {Acc,NthObj}. +emit_enc_open_type(I) -> + Indent = indent(I), + S = [Indent, "case Val of",nl, + Indent,indent(2),"{asn1_OPENTYPE,Bin} when is_binary(Bin) ->",nl, + Indent,indent(4),"{Bin,byte_size(Bin)}"| + case asn1ct:use_legacy_types() of + false -> + [nl, + Indent,"end"]; + true -> + [";",nl, + Indent,indent(2),"Bin when is_binary(Bin) ->",nl, + Indent,indent(4),"{Bin,byte_size(Bin)};",nl, + Indent,indent(2),"_ ->",nl, + Indent,indent(4),"{Val,length(Val)}",nl, + Indent, "end"] + end], + emit(S). + emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, InternalDefFunName) -> OTag = Type#type.tag, @@ -1240,38 +1376,34 @@ gen_objset_dec(_,_,{unique,undefined},_,_,_,_) -> ok; gen_objset_dec(Erules, ObjSName, UniqueName, [{ObjName,Val,Fields}|T], 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(Fields,ClFields,ObjSName,NthObj); + gen_inlined_dec_funs(Fields,ClFields,ObjSName,Val,NthObj); {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/3"]), + emit(["'getdec_",ObjSName,"'(",{asis,Val},") ->",nl, + " fun 'dec_",Name,"'/3;", nl]), NthObj; {ModuleName,Name} -> + emit(["'getdec_",ObjSName,"'(",{asis,Val},") ->",nl]), emit_ext_fun(dec,ModuleName,Name), + emit([";",nl]), NthObj; _ -> - emit([" fun 'dec_",ObjName,"'/3"]), + emit(["'getdec_",ObjSName,"'(",{asis,Val},") ->",nl, + " fun 'dec_",ObjName,"'/3;", nl]), NthObj end, - emit([";",nl]), gen_objset_dec(Erules, ObjSName, UniqueName, T, ClName, ClFields, NewNthObj); gen_objset_dec(_,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, _ClFields,_NthObj) -> - emit(["'getdec_",ObjSetName,"'(_, _) ->",nl]), + emit(["'getdec_",ObjSetName,"'(_) ->",nl]), emit([indent(2),"fun(_,Bytes, _RestPrimFieldName) ->",nl]), - - 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]), + emit_dec_open_type(4), + emit([nl, + indent(2),"end.",nl,nl]), ok; gen_objset_dec(_, ObjSetName, UniqueName, [], _, _, _) -> emit_default_getdec(ObjSetName, UniqueName), @@ -1279,13 +1411,18 @@ gen_objset_dec(_, ObjSetName, UniqueName, [], _, _, _) -> ok. emit_default_getdec(ObjSetName,UniqueName) -> - emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]), + emit(["'getdec_",ObjSetName,"'(ErrV) ->",nl]), emit([indent(2), "fun(C,V,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},", ErrV}}) end"]). -gen_inlined_dec_funs(Fields, ClFields, ObjSetName, NthObj) -> +gen_inlined_dec_funs(Fields, [{typefield,_,_}|_]=ClFields, ObjSetName, Val, NthObj) -> + emit(["'getdec_",ObjSetName,"'(",{asis,Val},") ->",nl]), emit([indent(3),"fun(Type, Bytes, _RestPrimFieldName) ->",nl, indent(6),"case Type of",nl]), - gen_inlined_dec_funs1(Fields, ClFields, ObjSetName, "", NthObj). + gen_inlined_dec_funs1(Fields, ClFields, ObjSetName, "", NthObj); +gen_inlined_dec_funs(Fields, [_|ClFields], ObjSetName, Val, NthObj) -> + gen_inlined_dec_funs(Fields, ClFields, ObjSetName, Val, NthObj); +gen_inlined_dec_funs(_, _, _, _,NthObj) -> + NthObj. gen_inlined_dec_funs1(Fields, [{typefield,Name,Prop}|Rest], ObjSetName, Sep0, NthObj) -> @@ -1318,12 +1455,8 @@ gen_inlined_dec_funs1(Fields, [{typefield,Name,Prop}|Rest], end, 0; false -> - emit([indent(9),{asis,Name}," ->",nl, - indent(12),"Len = case Bytes of",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}"]), + emit([indent(9),{asis,Name}," ->",nl]), + emit_dec_open_type(11), 0 end, gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N); @@ -1331,10 +1464,31 @@ gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj)-> gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj); gen_inlined_dec_funs1(_, [], _, _, NthObj) -> emit([nl,indent(6),"end",nl, - indent(3),"end"]), + indent(3),"end;",nl]), NthObj. -emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type},Prop, +emit_dec_open_type(I) -> + Indent = indent(I), + S = case asn1ct:use_legacy_types() of + false -> + [Indent, "case Bytes of",nl, + Indent,indent(2),"Bin when is_binary(Bin) -> ",nl, + Indent,indent(4),"{asn1_OPENTYPE,Bin};",nl, + Indent,indent(2),"_ ->",nl, + Indent,indent(4),"{asn1_OPENTYPE,", + {call,ber,ber_encode,["Bytes"]},"}",nl, + Indent, "end"]; + true -> + [Indent, "case Bytes of",nl, + Indent,indent(2),"Bin when is_binary(Bin) -> ",nl, + Indent,indent(4),"Bin;",nl, + Indent,indent(2),"_ ->",nl, + Indent,indent(4),{call,ber,ber_encode,["Bytes"]},nl, + Indent, "end"] + end, + emit(S). + +emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, _Prop, InternalDefFunName) -> OTag = Type#type.tag, %% Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], @@ -1342,8 +1496,7 @@ emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type},Prop, case {ExtName,Name} of {primitive,bif} -> emit(indent(12)), - gen_dec_prim(ber,Type,"Bytes",Tag,"TagIn", - ?PRIMITIVE,Prop), + gen_dec_prim(Type, "Bytes", Tag), 0; {constructed,bif} -> emit([indent(12),"'dec_", @@ -1360,7 +1513,7 @@ emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type},Prop, emit_inner_of_decfun(#typedef{name=Name},_Prop,_) -> emit([indent(12),"'dec_",Name,"'(Bytes)"]), 0; -emit_inner_of_decfun(Type,Prop,_) when is_record(Type,type) -> +emit_inner_of_decfun(#type{}=Type, _Prop, _) -> OTag = Type#type.tag, %% Tag = [X#tag{class=decode_class(X#tag.class)}|| X <- OTag], Tag = [(decode_class(X#tag.class) bsl 10) + X#tag.number || X <- OTag], @@ -1371,8 +1524,7 @@ emit_inner_of_decfun(Type,Prop,_) when is_record(Type,type) -> case WhatKind of {primitive,bif} -> emit([indent(9),Def," ->",nl,indent(12)]), - gen_dec_prim(ber,Type,"Bytes",Tag,"TagIn", - ?PRIMITIVE,Prop); + gen_dec_prim(Type, "Bytes", Tag); #'Externaltypereference'{module=CurrMod,type=T} -> emit([indent(9),T," ->",nl,indent(12),"'dec_",T, % "'(Bytes, ",Prop,")"]); @@ -1407,39 +1559,6 @@ decode_class('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}}}). - mkfuncname(#'Externaltypereference'{module=Mod,type=EType}, DecOrEnc) -> CurrMod = get(currmod), case CurrMod of @@ -1509,6 +1628,3 @@ extaddgroup2sequence(ExtList) when is_list(ExtList) -> call(F, Args) -> asn1ct_func:call(ber, F, Args). - -need(F, Arity) -> - asn1ct_func:need({ber,F,Arity}). |