diff options
Diffstat (limited to 'lib/asn1/src/asn1ct_gen_per.erl')
| -rw-r--r-- | lib/asn1/src/asn1ct_gen_per.erl | 553 |
1 files changed, 225 insertions, 328 deletions
diff --git a/lib/asn1/src/asn1ct_gen_per.erl b/lib/asn1/src/asn1ct_gen_per.erl index fac233532b..30c9ab9365 100644 --- a/lib/asn1/src/asn1ct_gen_per.erl +++ b/lib/asn1/src/asn1ct_gen_per.erl @@ -26,28 +26,16 @@ %-compile(export_all). -export([gen_dec_imm/2]). --export([pgen/4,gen_dec_prim/3,gen_encode_prim/4]). +-export([gen_dec_prim/3,gen_encode_prim/3]). -export([gen_obj_code/3,gen_objectset_code/2]). -export([gen_decode/2, gen_decode/3]). -export([gen_encode/2, gen_encode/3]). --export([is_already_generated/2,more_genfields/1,get_class_fields/1, - get_object_field/2]). +-export([gen_dec_external/2]). -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 -%% .hrl file is only generated if necessary -%% Erules = per | ber -%% Module = atom() -%% TypeOrVal = {TypeList,ValueList} -%% TypeList = ValueList = [atom()] - -pgen(OutFile,Erules,Module,TypeOrVal) -> - asn1ct_gen:pgen_module(OutFile,Erules,Module,TypeOrVal,[],true). - %% Generate ENCODING ****************************** %%****************************************x @@ -96,36 +84,44 @@ gen_encode_user(Erules,D) when is_record(D,typedef) -> emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}), case asn1ct_gen:type(InnerType) of {primitive,bif} -> - gen_encode_prim(Erules,Def,"false"), + gen_encode_prim(Erules, Def), emit({".",nl}); 'ASN1_OPEN_TYPE' -> - gen_encode_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"false"), + gen_encode_prim(Erules, Def#type{def='ASN1_OPEN_TYPE'}), emit({".",nl}); {constructed,bif} -> asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,D); #'Externaltypereference'{module=CurrMod,type=Etype} -> emit({"'enc_",Etype,"'(Val).",nl,nl}); #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'enc_",Etype,"'(Val).",nl,nl}); - #typereference{val=Ename} -> - emit({"'enc_",Ename,"'(Val).",nl,nl}); - {notype,_} -> - emit({"'enc_",InnerType,"'(Val).",nl,nl}) + emit({"'",Emod,"':'enc_",Etype,"'(Val).",nl,nl}) end. -gen_encode_prim(Erules,D,DoTag) -> - Value = case asn1ct_name:active(val) of - true -> - asn1ct_gen:mk_var(asn1ct_name:curr(val)); - false -> - "Val" - end, - gen_encode_prim(Erules,D,DoTag,Value). - -gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> +gen_encode_prim(Erules, D) -> + Value = asn1ct_gen:mk_var(asn1ct_name:curr(val)), + gen_encode_prim(Erules, D, Value). + +gen_encode_prim(Erules, #type{def={'ENUMERATED',{N1,N2}}}, Value) -> + NewList = [{0,X} || {X,_} <- N1] ++ ['EXT_MARK'] ++ + [{1,X} || {X,_} <- N2], + NewC = {0,length(N1)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); +gen_encode_prim(Erules, #type{def={'ENUMERATED',NNL}}, Value) -> + NewList = [X || {X,_} <- NNL], + NewC = {0,length(NewList)-1}, + emit(["case ",Value," of",nl]), + emit_enc_enumerated_cases(Erules, NewC, NewList, 0); +gen_encode_prim(per=Erules, D, Value) -> + asn1ct_gen_per_rt2ct:gen_encode_prim(Erules, D, Value); +gen_encode_prim(Erules, #type{}=D, Value) -> Constraint = D#type.constraint, - asn1ct_name:new(enumval), + SizeConstr = asn1ct_imm:effective_constraint(bitstring, Constraint), + Pa = case lists:keyfind('PermittedAlphabet', 1, Constraint) of + false -> no; + {_,Pa0} -> Pa0 + end, case D#type.def of 'INTEGER' -> Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, @@ -135,23 +131,10 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> Args = [{asis,asn1ct_imm:effective_constraint(integer,Constraint)}, Value,{asis,NamedNumberList}], call(Erules, encode_integer, Args); - {'ENUMERATED',{Nlist1,Nlist2}} -> - 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 = {0,length(NewList)-1}, - emit(["case ",Value," of",nl]), - emit_enc_enumerated_cases(Erules, NewC, NewList, 0); - 'REAL' -> emit_enc_real(Erules, Value); {'BIT STRING',NamedNumberList} -> - SizeConstr = get_constraint(Constraint, 'SizeConstraint'), call(Erules, encode_bit_string, [{asis,SizeConstr},Value, {asis,NamedNumberList}]); @@ -167,7 +150,7 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> 'BOOLEAN' -> call(Erules, encode_boolean, [Value]); 'OCTET STRING' -> - case get_constraint(Constraint, 'SizeConstraint') of + case SizeConstr of 0 -> emit("[]"); no -> @@ -176,34 +159,40 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> call(Erules, encode_octet_string, [{asis,C},Value]) end; 'NumericString' -> - call(Erules, encode_NumericString, [{asis,Constraint},Value]); + call(Erules, encode_NumericString, [{asis,SizeConstr}, + {asis,Pa},Value]); TString when TString == 'TeletexString'; TString == 'T61String' -> call(Erules, encode_TeletexString, [{asis,Constraint},Value]); 'VideotexString' -> call(Erules, encode_VideotexString, [{asis,Constraint},Value]); 'UTCTime' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GeneralizedTime' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GraphicString' -> call(Erules, encode_GraphicString, [{asis,Constraint},Value]); 'VisibleString' -> - call(Erules, encode_VisibleString, [{asis,Constraint},Value]); + call(Erules, encode_VisibleString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'GeneralString' -> call(Erules, encode_GeneralString, [{asis,Constraint},Value]); 'PrintableString' -> - call(Erules, encode_PrintableString, [{asis,Constraint},Value]); + call(Erules, encode_PrintableString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'IA5String' -> - call(Erules, encode_IA5String, [{asis,Constraint},Value]); + call(Erules, encode_IA5String, [{asis,SizeConstr}, + {asis,Pa},Value]); 'BMPString' -> - call(Erules, encode_BMPString, [{asis,Constraint},Value]); + call(Erules, encode_BMPString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'UniversalString' -> - call(Erules, encode_UniversalString, [{asis,Constraint},Value]); + call(Erules, encode_UniversalString, [{asis,SizeConstr}, + {asis,Pa},Value]); 'UTF8String' -> call(Erules, encode_UTF8String, [Value]); - 'ANY' -> - call(Erules, encode_open_type, [Value]); 'ASN1_OPEN_TYPE' -> NewValue = case Constraint of [#'Externaltypereference'{type=Tname}] -> @@ -215,18 +204,11 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) -> io_lib:format( "complete(enc_~s(~s))", [Tname,Value]); - _ -> Value + _ -> + io_lib:format("iolist_to_binary(~s)", + [Value]) end, - call(Erules, encode_open_type, [NewValue]); - #'ObjectClassFieldType'{} -> - case asn1ct_gen:get_inner(D#type.def) of - {fixedtypevaluefield,_,InnerType} -> - gen_encode_prim(Erules,InnerType,DoTag,Value); - T -> %% 'ASN1_OPEN_TYPE' - gen_encode_prim(Erules,D#type{def=T},DoTag,Value) - end; - XX -> - exit({asn1_error,nyi,XX}) + call(Erules, encode_open_type, [NewValue]) end. emit_enc_real(Erules, Real) -> @@ -271,16 +253,6 @@ 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 %% ------------------------------------------------ @@ -301,17 +273,16 @@ gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) -> gen_encode_constr_type(Erules,EncConstructed), emit(nl), DecConstructed = - gen_decode_objectfields(ClassName,get_class_fields(Class), - ObjName,Fields,[]), + gen_decode_objectfields(Erules, ClassName, get_class_fields(Class), + ObjName, Fields, []), emit(nl), gen_decode_constr_type(Erules,DecConstructed), - emit(nl); -gen_obj_code(_,_,Obj) when is_record(Obj,pobjectdef) -> - ok. + emit(nl). -gen_encode_objectfields(Erule,ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> +gen_encode_objectfields(Erule, ClassName, + [{typefield,Name,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> EmitFuncClause = fun(V) -> emit(["'enc_",ObjName,"'(",{asis,Name}, @@ -329,18 +300,24 @@ gen_encode_objectfields(Erule,ClassName,[{typefield,Name,OptOrMand}|Rest], case Erule of uper -> emit(" Val"); - _ -> - emit(" [{octets,Val}]") + per -> + emit([" if",nl, + " is_list(Val) ->",nl, + " NewVal = list_to_binary(Val),",nl, + " [20,byte_size(NewVal),NewVal];",nl, + " is_binary(Val) ->",nl, + " [20,byte_size(Val),Val]",nl, + " end"]) end, []; {false,{'DEFAULT',DefaultType}} -> EmitFuncClause("Val"), - gen_encode_default_call(ClassName,Name,DefaultType); + gen_encode_default_call(Erule, ClassName, Name, DefaultType); {{Name,TypeSpec},_} -> %% A specified field owerwrites any 'DEFAULT' or %% 'OPTIONAL' field in the class EmitFuncClause("Val"), - gen_encode_field_call(ObjName,Name,TypeSpec) + gen_encode_field_call(Erule, ObjName, Name, TypeSpec) end, case more_genfields(Rest) of true -> @@ -416,7 +393,7 @@ gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) -> gen_encode_constr_type(_,[]) -> ok. -gen_encode_field_call(_ObjName,_FieldName, +gen_encode_field_call(_Erules, _ObjName, _FieldName, #'Externaltypereference'{module=M,type=T}) -> CurrentMod = get(currmod), if @@ -427,12 +404,11 @@ gen_encode_field_call(_ObjName,_FieldName, emit({" '",M,"':'enc_",T,"'(Val)"}), [] end; -gen_encode_field_call(ObjName,FieldName,Type) -> +gen_encode_field_call(Erules, ObjName, FieldName, Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_encode_prim(uper,Def,"false", - "Val"), + gen_encode_prim(Erules, Def, "Val"), []; {constructed,bif} -> emit({" 'enc_",ObjName,'_',FieldName, @@ -448,7 +424,7 @@ gen_encode_field_call(ObjName,FieldName,Type) -> [] end. -gen_encode_default_call(ClassName,FieldName,Type) -> +gen_encode_default_call(Erules, ClassName, FieldName, Type) -> CurrentMod = get(currmod), InnerType = asn1ct_gen:get_inner(Type#type.def), case asn1ct_gen:type(InnerType) of @@ -459,7 +435,7 @@ gen_encode_default_call(ClassName,FieldName,Type) -> [#typedef{name=[FieldName,ClassName], typespec=Type}]; {primitive,bif} -> - gen_encode_prim(per,Type,"false","Val"), + gen_encode_prim(Erules, Type, "Val"), []; #'Externaltypereference'{module=CurrentMod,type=Etype} -> emit([" 'enc_",Etype,"'(Val)",nl]), @@ -470,8 +446,9 @@ gen_encode_default_call(ClassName,FieldName,Type) -> end. -gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> +gen_decode_objectfields(Erules, ClassName, + [{typefield,Name,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> EmitFuncClause = fun(Bytes) -> emit(["'dec_",ObjName,"'(",{asis,Name},",",Bytes, @@ -488,12 +465,13 @@ gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], []; {false,{'DEFAULT',DefaultType}} -> EmitFuncClause("Bytes"), - gen_decode_default_call(ClassName,Name,"Bytes",DefaultType); + gen_decode_default_call(Erules, ClassName, Name, "Bytes", + DefaultType); {{Name,TypeSpec},_} -> %% A specified field owerwrites any 'DEFAULT' or %% 'OPTIONAL' field in the class EmitFuncClause("Bytes"), - gen_decode_field_call(ObjName,Name,"Bytes",TypeSpec) + gen_decode_field_call(Erules, ObjName, Name, "Bytes", TypeSpec) end, case more_genfields(Rest) of true -> @@ -501,9 +479,11 @@ gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest], false -> emit([".",nl]) end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,MaybeConstr++ConstrAcc); -gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], - ObjName,ObjectFields,ConstrAcc) -> + gen_decode_objectfields(Erules, ClassName, Rest, ObjName, + ObjectFields, MaybeConstr++ConstrAcc); +gen_decode_objectfields(Erules, ClassName, + [{objectfield,Name,_,_,OptOrMand}|Rest], + ObjName, ObjectFields, ConstrAcc) -> CurrentMod = get(currmod), EmitFuncClause = fun(Attrs) -> @@ -546,30 +526,25 @@ gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest], false -> emit([".",nl]) end, - gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc); -gen_decode_objectfields(CN,[_C|Cs],O,OF,CAcc) -> - gen_decode_objectfields(CN,Cs,O,OF,CAcc); -gen_decode_objectfields(_,[],_,_,CAcc) -> + gen_decode_objectfields(Erules, ClassName, Rest, ObjName, + ObjectFields, ConstrAcc); +gen_decode_objectfields(Erules, CN, [_C|Cs], O, OF, CAcc) -> + gen_decode_objectfields(Erules, CN, Cs, O, OF, CAcc); +gen_decode_objectfields(_, _, [], _, _, CAcc) -> CAcc. -gen_decode_field_call(_ObjName,_FieldName,Bytes, - #'Externaltypereference'{module=M,type=T}) -> - CurrentMod = get(currmod), - if - M == CurrentMod -> - emit([" 'dec_",T,"'(",Bytes,", telltype)"]), - []; - true -> - emit([" '",M,"':'dec_",T,"'(",Bytes,", telltype)"]), - [] - end; -gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> +gen_decode_field_call(_Erules, _ObjName, _FieldName, Bytes, + #'Externaltypereference'{}=Etype) -> + emit(" "), + gen_dec_external(Etype, Bytes), + []; +gen_decode_field_call(Erules, ObjName, FieldName, Bytes, Type) -> Def = Type#typedef.typespec, case Type#typedef.name of {primitive,bif} -> - gen_dec_prim(uper, Def, Bytes), + gen_dec_prim(Erules, Def, Bytes), []; {constructed,bif} -> emit({" 'dec_",ObjName,'_',FieldName, @@ -585,8 +560,7 @@ gen_decode_field_call(ObjName,FieldName,Bytes,Type) -> [] end. -gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> - CurrentMod = get(currmod), +gen_decode_default_call(Erules, ClassName, FieldName, Bytes, Type) -> InnerType = asn1ct_gen:get_inner(Type#type.def), case asn1ct_gen:type(InnerType) of {constructed,bif} -> @@ -595,13 +569,10 @@ gen_decode_default_call(ClassName,FieldName,Bytes,Type) -> [#typedef{name=[FieldName,ClassName], typespec=Type}]; {primitive,bif} -> - gen_dec_prim(per,Type,Bytes), + gen_dec_prim(Erules, Type, Bytes), []; - #'Externaltypereference'{module=CurrentMod,type=Etype} -> - emit([" 'dec_",Etype,"'(",Bytes,", telltype)",nl]), - []; - #'Externaltypereference'{module=Emod,type=Etype} -> - emit([" '",Emod,"':'dec_",Etype,"'(",Bytes,", telltype)",nl]), + #'Externaltypereference'{}=Etype -> + asn1ct_gen_per:gen_dec_external(Etype, Bytes), [] end. @@ -657,7 +628,7 @@ gen_objset_code(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassDef)-> ClassFields = (ClassDef#classdef.typespec)#objectclass.fields, InternalFuncs= gen_objset_enc(Erules,ObjSetName,UniqueFName,Set,ClassName,ClassFields,1,[]), - gen_objset_dec(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 @@ -665,67 +636,56 @@ 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(Erule,ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest], - ClName,ClFields,NthObj,Acc)-> - emit({"'getenc_",ObjSName,"'(",{asis,UniqueName},",",{asis,Val}, - ") ->",nl}), +gen_objset_enc(Erule, 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(Erule,Fields,ClFields,ObjSName,NthObj); + gen_inlined_enc_funs(Erule, Fields, ClFields, + ObjSetName, NthObj); {CurrMod,Name} -> emit({" fun 'enc_",Name,"'/3"}), {[],0}; {ModName,Name} -> emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), {[],0}; _Other -> emit({" fun 'enc_",ObjName,"'/3"}), {[],0} end, emit({";",nl}), - gen_objset_enc(Erule,ObjSName,UniqueName,[T|Rest],ClName,ClFields, - NewNthObj,InternalFunc ++ Acc); -gen_objset_enc(Erule,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(Erule,Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit({" fun 'enc_",Name,"'/3"}), - {[],NthObj}; - {ModName,Name} -> - emit_ext_encfun(ModName,Name), -% emit([" {'",ModName,"', 'enc_",Name,"'}"]), - {[],NthObj}; - _Other -> - emit({" fun 'enc_",ObjName,"'/3"}), - {[],NthObj} - end, - emit([";",nl]), - emit_default_getenc(ObjSetName,UniqueName), - emit({".",nl,nl}), - InternalFunc++Acc; -gen_objset_enc(Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName, - _ClFields,_NthObj,Acc) -> + gen_objset_enc(Erule, ObjSetName, UniqueName, T, ClName, ClFields, + NewNthObj, InternalFunc ++ Acc); +gen_objset_enc(uper, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj, Acc) -> emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(_, Val, _) ->",nl}), - case Erule of - uper -> - emit([indent(6),"Val",nl]); - _ -> - emit([indent(6),"[{octets,Val}]",nl]) - end, - emit({indent(3),"end.",nl,nl}), + emit([indent(6),"Val",nl, + indent(3),"end.",nl,nl]), + Acc; +gen_objset_enc(per, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj, Acc) -> + emit(["'getenc_",ObjSetName,"'(_, _) ->",nl, + indent(3),"fun(_, Val, _) ->",nl, + indent(6),"BinVal = if",nl, + indent(9),"is_list(Val) -> list_to_binary(Val);",nl, + indent(9),"true -> Val",nl, + indent(6),"end,",nl, + indent(6),"Size = byte_size(BinVal),",nl, + indent(6),"if",nl, + indent(9),"Size < 256 ->",nl, + indent(12),"[20,Size,BinVal];",nl, + indent(9),"true ->",nl, + indent(12),"[21,<<Size:16>>,Val]",nl, + indent(6),"end",nl, + indent(3),"end.",nl,nl]), Acc; -gen_objset_enc(_,_,_,[],_,_,_,Acc) -> +gen_objset_enc(_, ObjSetName, UniqueName, [], _, _, _, Acc) -> + emit_default_getenc(ObjSetName, UniqueName), + emit([".",nl,nl]), Acc. emit_ext_encfun(ModuleName,Name) -> @@ -740,97 +700,70 @@ emit_default_getenc(ObjSetName,UniqueName) -> %% 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(Erule,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, _) ->",nl, - indent(6),"case Type of",nl}), - {Ret,N}=emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {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}), - {Ret,N} = emit_inner_of_fun(Type,InternalDefFunName), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+N,Ret); - {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),"'enc_",T,"'(Val)"]), -% {Ret,N} = emit_inner_of_fun(TDef,InternalDefFunName), - gen_inlined_enc_funs1(Erule,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,"'",":'enc_",T,"'(Val)"]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false when Erule =:= uper -> - emit([indent(3),"fun(Type,Val,_) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," -> Val",nl]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]); - false -> - emit([indent(3),"fun(Type,Val,_) ->",nl, - indent(6),"case Type of",nl, - indent(9),{asis,Name}," -> [{octets,Val}]",nl]), - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[]) - end; +gen_inlined_enc_funs(Erule, Fields, [{typefield,_,_}|_]=T, + ObjSetName, NthObj) -> + emit([indent(3),"fun(Type, Val, _) ->",nl, + indent(6),"case Type of",nl]), + gen_inlined_enc_funs1(Erule, Fields, T, ObjSetName, [], NthObj, []); gen_inlined_enc_funs(Erule,Fields,[_H|Rest],ObjSetName,NthObj) -> gen_inlined_enc_funs(Erule,Fields,Rest,ObjSetName,NthObj); gen_inlined_enc_funs(_,_,[],_,NthObj) -> {[],NthObj}. -gen_inlined_enc_funs1(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName, - NthObj,Acc) -> +gen_inlined_enc_funs1(Erule, Fields, [{typefield,Name,_}|Rest], ObjSetName, + Sep0, NthObj, Acc0) -> + emit(Sep0), + Sep = [";",nl], CurrentMod = 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=CurrentMod,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'enc_",T,"'(Val)"]), - {Acc,0}; - {value,{_,#'Externaltypereference'{module=M,type=T}}} -> - emit({";",nl,indent(9),{asis,Name}," ->",nl}), - emit([indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), - {Acc,0}; + {Acc,NAdd} = + case lists:keyfind(Name, 1, Fields) of + {_,#type{}=Type} -> + {Ret,N} = emit_inner_of_fun(Erule, Type, InternalDefFunName), + {Ret++Acc0,N}; + {_,#typedef{}=Type} -> + emit([indent(9),{asis,Name}," ->",nl]), + {Ret,N} = emit_inner_of_fun(Erule, Type, InternalDefFunName), + {Ret++Acc0,N}; + {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'enc_",T,"'(Val)"]), + {Acc0,0}; + {_,#'Externaltypereference'{module=M,type=T}} -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"'",M,"'",":'enc_",T,"'(Val)"]), + {Acc0,0}; false when Erule =:= uper -> - emit([";",nl, - indent(9),{asis,Name}," -> ",nl, - "Val",nl]), - {Acc,0}; - false -> - emit([";",nl, - indent(9),{asis,Name}," -> ",nl, - "[{octets,Val}]",nl]), - {Acc,0} + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"Val",nl]), + {Acc0,0}; + false when Erule =:= per -> + emit([indent(9),{asis,Name}," ->",nl, + indent(12),"Size = case Val of",nl, + indent(15),"B when is_binary(B) -> size(B);",nl, + indent(15),"_ -> length(Val)",nl, + indent(12),"end,",nl, + indent(12),"if",nl, + indent(15),"Size < 256 -> [20,Size,Val];",nl, + indent(15),"true -> [21,<<Size:16>>,Val]",nl, + indent(12),"end"]), + {Acc0,0} end, - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+NAdd,Acc2); -gen_inlined_enc_funs1(Erule,Fields,[_H|Rest],ObjSetName,NthObj,Acc)-> - gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,Acc); -gen_inlined_enc_funs1(_,_,[],_,NthObj,Acc) -> - emit({nl,indent(6),"end",nl}), - emit({indent(3),"end"}), + gen_inlined_enc_funs1(Erule, Fields, Rest, ObjSetName, Sep, + NthObj+NAdd, Acc); +gen_inlined_enc_funs1(Erule, Fields, [_|T], ObjSetName, Sep, NthObj, Acc)-> + gen_inlined_enc_funs1(Erule, Fields, T, ObjSetName, Sep, NthObj, Acc); +gen_inlined_enc_funs1(_, _, [], _, _, NthObj, Acc) -> + emit([nl,indent(6),"end",nl, + indent(3),"end"]), {Acc,NthObj}. -emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, +emit_inner_of_fun(Erule, #typedef{name={ExtMod,Name},typespec=Type}=TDef, InternalDefFunName) -> case {ExtMod,Name} of {primitive,bif} -> emit(indent(12)), - gen_encode_prim(uper,Type,dotag,"Val"), + gen_encode_prim(Erule, Type, "Val"), {[],0}; {constructed,bif} -> emit([indent(12),"'enc_", @@ -840,18 +773,15 @@ emit_inner_of_fun(TDef=#typedef{name={ExtMod,Name},typespec=Type}, emit({indent(12),"'",ExtMod,"':'enc_",Name,"'(Val)"}), {[],0} end; -emit_inner_of_fun(#typedef{name=Name},_) -> +emit_inner_of_fun(_Erule, #typedef{name=Name}, _) -> emit({indent(12),"'enc_",Name,"'(Val)"}), {[],0}; -emit_inner_of_fun(Type,_) when is_record(Type,type) -> +emit_inner_of_fun(Erule, #type{}=Type, _) -> CurrMod = get(currmod), case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - gen_encode_prim(erules,Type,dotag,"Val"); - TRef when is_record(TRef,typereference) -> - T = TRef#typereference.val, - emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); + gen_encode_prim(Erule, Type, "Val"); #'Externaltypereference'{module=CurrMod,type=T} -> emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"}); #'Externaltypereference'{module=ExtMod,type=T} -> @@ -864,62 +794,42 @@ indent(N) -> lists:duplicate(N,32). % 32 = space -gen_objset_dec(_,{unique,undefined},_,_,_,_) -> +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(ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest],ClName, - ClFields,NthObj)-> - +gen_objset_dec(Erule, 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(Erule, Fields, ClFields, + ObjSName, NthObj); {CurrMod,Name} -> emit([" fun 'dec_",Name,"'/4"]), NthObj; {ModName,Name} -> emit_ext_decfun(ModName,Name), -% emit([" {'",ModName,"', 'dec_",Name,"'}"]), NthObj; _Other -> emit({" fun 'dec_",ObjName,"'/4"}), NthObj end, emit({";",nl}), - gen_objset_dec(ObjSName,UniqueName,[T|Rest],ClName,ClFields,NewNthObj); -gen_objset_dec(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(Fields,ClFields,ObjSetName,NthObj); - {CurrMod,Name} -> - emit([" fun 'dec_",Name,"'/4"]); - {ModName,Name} -> - emit_ext_decfun(ModName,Name); -% emit([" {'",ModName,"', 'dec_",Name,"'}"]); - _Other -> - emit({" fun 'dec_",ObjName,"'/4"}) - end, - emit([";",nl]), - emit_default_getdec(ObjSetName,UniqueName), - emit({".",nl,nl}), - ok; -gen_objset_dec(ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName,_ClFields, - _NthObj) -> + gen_objset_dec(Erule, ObjSName, UniqueName, T, ClName, ClFields, NewNthObj); +gen_objset_dec(_Erule, ObjSetName, _UniqueName, ['EXTENSIONMARK'], + _ClName, _ClFields, _NthObj) -> emit({"'getdec_",ObjSetName,"'(_, _) ->",nl}), emit({indent(3),"fun(Attr1, Bytes, _,_) ->",nl}), emit({indent(6),"{Bytes,Attr1}",nl}), emit({indent(3),"end.",nl,nl}), ok; -gen_objset_dec(_,_,[],_,_,_) -> +gen_objset_dec(_Erule, ObjSetName, UniqueName, [], _, _, _) -> + emit_default_getdec(ObjSetName, UniqueName), + emit([".",nl,nl]), ok. emit_ext_decfun(ModuleName,Name) -> @@ -931,49 +841,46 @@ 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, List, ObjSetName, NthObj0) -> +gen_inlined_dec_funs(Erule, 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), + NthObj = gen_inlined_dec_funs1(Erule, Fields, List, + ObjSetName, "", NthObj0), emit([nl,indent(6),"end",nl, indent(3),"end"]), NthObj. -gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest], +gen_inlined_dec_funs1(Erule, Fields, [{typefield,Name,_}|Rest], ObjSetName, Sep0, NthObj) -> - CurrentMod = get(currmod), InternalDefFunName = [NthObj,Name,ObjSetName], emit(Sep0), Sep = [";",nl], N = case lists:keyfind(Name, 1, Fields) of {_,#type{}=Type} -> - emit_inner_of_decfun(Type, InternalDefFunName); + emit_inner_of_decfun(Erule, Type, InternalDefFunName); {_,#typedef{}=Type} -> emit([indent(9),{asis,Name}," ->",nl]), - emit_inner_of_decfun(Type, InternalDefFunName); - {_,#'Externaltypereference'{module=CurrentMod,type=T}} -> + emit_inner_of_decfun(Erule, Type, InternalDefFunName); + {_,#'Externaltypereference'{}=Etype} -> 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)"]), + indent(12)]), + gen_dec_external(Etype, "Val"), 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. + gen_inlined_dec_funs1(Erule, Fields, Rest, ObjSetName, Sep, NthObj+N); +gen_inlined_dec_funs1(Erule, Fields, [_|Rest], ObjSetName, Sep, NthObj) -> + gen_inlined_dec_funs1(Erule, Fields, Rest, ObjSetName, Sep, NthObj); +gen_inlined_dec_funs1(_, _, [], _, _, NthObj) -> NthObj. -emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, +emit_inner_of_decfun(Erule, #typedef{name={ExtName,Name},typespec=Type}, InternalDefFunName) -> case {ExtName,Name} of {primitive,bif} -> emit(indent(12)), - gen_dec_prim(uper, Type, "Val"), + gen_dec_prim(Erule, Type, "Val"), 0; {constructed,bif} -> emit({indent(12),"'dec_", @@ -983,18 +890,15 @@ emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type}, emit({indent(12),"'",ExtName,"':'dec_",Name,"'(Val, telltype)"}), 0 end; -emit_inner_of_decfun(#typedef{name=Name},_) -> +emit_inner_of_decfun(_Erule, #typedef{name=Name}, _) -> emit({indent(12),"'dec_",Name,"'(Val, telltype)"}), 0; -emit_inner_of_decfun(Type,_) when is_record(Type,type) -> +emit_inner_of_decfun(Erule, #type{}=Type, _) -> CurrMod = get(currmod), case Type#type.def of Def when is_atom(Def) -> emit({indent(9),Def," ->",nl,indent(12)}), - 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)"}); + gen_dec_prim(Erule, Type, "Val"); #'Externaltypereference'{module=CurrMod,type=T} -> emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"}); #'Externaltypereference'{module=ExtMod,type=T} -> @@ -1017,7 +921,6 @@ gen_internal_funcs(Erules,[TypeDef|Rest]) -> %% DECODING ***************************** %%*************************************** - gen_decode(Erules,Type) when is_record(Type,typedef) -> D = Type, emit({nl,nl}), @@ -1054,7 +957,6 @@ dbdec(Type) -> demit({"io:format(\"decoding: ",{asis,Type},"~w~n\",[Bytes]),",nl}). gen_decode_user(Erules,D) when is_record(D,typedef) -> - CurrMod = get(currmod), Typename = [D#typedef.name], Def = D#typedef.typespec, InnerType = asn1ct_gen:get_inner(Def#type.def), @@ -1067,17 +969,21 @@ gen_decode_user(Erules,D) when is_record(D,typedef) -> emit({".",nl,nl}); {constructed,bif} -> asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,D); - #typereference{val=Dname} -> - emit({"'dec_",Dname,"'(Bytes,telltype)"}), - emit({".",nl,nl}); - #'Externaltypereference'{module=CurrMod,type=Etype} -> - emit({"'dec_",Etype,"'(Bytes,telltype).",nl,nl}); - #'Externaltypereference'{module=Emod,type=Etype} -> - emit({"'",Emod,"':'dec_",Etype,"'(Bytes,telltype).",nl,nl}); + #'Externaltypereference'{}=Etype -> + gen_dec_external(Etype, "Bytes"), + emit([".",nl,nl]); Other -> exit({error,{asn1,{unknown,Other}}}) end. +gen_dec_external(Ext, BytesVar) -> + CurrMod = get(currmod), + #'Externaltypereference'{module=Mod,type=Type} = Ext, + emit([case CurrMod of + Mod -> []; + _ -> ["'",Mod,"':"] + end,"'dec_",Type,"'(",BytesVar,",telltype)"]). + gen_dec_imm(Erule, #type{def=Name,constraint=C}) -> Aligned = case Erule of uper -> false; @@ -1087,10 +993,8 @@ gen_dec_imm(Erule, #type{def=Name,constraint=C}) -> 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'), + Constr = asn1ct_imm:effective_constraint(bitstring, Constr0), Imm = asn1ct_imm:per_dec_raw_bitstring(Constr, Aligned), case NNL of [] -> @@ -1143,7 +1047,7 @@ gen_dec_imm_1('UTCTime', 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'), + SzConstr = asn1ct_imm:effective_constraint(bitstring, Constraint), Imm = asn1ct_imm:per_dec_octet_string(SzConstr, Aligned), {convert,binary_to_list,Imm}; gen_dec_imm_1('TeletexString', _Constraint, Aligned) -> @@ -1173,14 +1077,7 @@ gen_dec_imm_1('RELATIVE-OID', _Constraint, 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. + asn1ct_imm:per_dec_real(Aligned). gen_dec_bit_string(F, Imm) -> D = fun(V, Buf) -> |