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-rw-r--r--lib/asn1/src/asn1ct_gen_per_rt2ct.erl878
1 files changed, 2 insertions, 876 deletions
diff --git a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
index d7c2a983bd..b0b0b37d47 100644
--- a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
+++ b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
@@ -19,88 +19,15 @@
%%
-module(asn1ct_gen_per_rt2ct).
-%% Generate erlang module which handles (PER) encode and decode for
-%% all types in an ASN.1 module
+%% Handle encoding of primitives for aligned PER.
-include("asn1_records.hrl").
-%-compile(export_all).
--export([gen_dec_prim/3,gen_encode_prim/4]).
--export([gen_obj_code/3,gen_objectset_code/2]).
--export([gen_decode/2, gen_decode/3]).
--export([gen_encode/2, gen_encode/3]).
--export([extaddgroup2sequence/1]).
+-export([gen_encode_prim/4]).
-import(asn1ct_gen, [emit/1,demit/1]).
--import(asn1ct_gen_per, [is_already_generated/2,more_genfields/1,
- get_class_fields/1,get_object_field/2]).
-import(asn1ct_func, [call/3]).
-
-%% Generate ENCODING ******************************
-%%****************************************x
-
-
-gen_encode(Erules,Type) when is_record(Type,typedef) ->
- gen_encode_user(Erules,Type).
-
-gen_encode(Erules,Typename,#'ComponentType'{name=Cname,typespec=Type}) ->
- NewTypename = [Cname|Typename],
- gen_encode(Erules,NewTypename,Type);
-
-gen_encode(Erules,Typename,Type) when is_record(Type,type) ->
- InnerType = asn1ct_gen:get_inner(Type#type.def),
- ObjFun =
- case lists:keysearch(objfun,1,Type#type.tablecinf) of
- {value,{_,_Name}} ->
- ", ObjFun";
- false ->
- ""
- end,
- case asn1ct_gen:type(InnerType) of
- {constructed,bif} ->
- emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val",ObjFun,
- ") ->",nl}),
- asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type);
- _ ->
- true
- end.
-
-
-gen_encode_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),
- emit({"'enc_",asn1ct_gen:list2name(Typename),"'(Val) ->",nl}),
- case asn1ct_gen:type(InnerType) of
- {primitive,bif} ->
- gen_encode_prim(Erules,Def,"false"),
- emit({".",nl});
- 'ASN1_OPEN_TYPE' ->
- gen_encode_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"false"),
- 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})
- end.
-
-
-gen_encode_prim(Erules,D,DoTag) ->
- Value = asn1ct_gen:mk_var(asn1ct_name:curr(val)),
- gen_encode_prim(Erules,D,DoTag,Value).
-
-
-
-
-
gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) ->
Constraint = D#type.constraint,
case D#type.def of
@@ -115,8 +42,6 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) ->
emit([" %%INTEGER with effective constraint: ",
{asis,EffectiveConstr},nl]),
emit_enc_integer_NNL(Erules,EffectiveConstr,Value,NamedNumberList);
- {'ENUMERATED',_} ->
- asn1ct_gen_per:gen_encode_prim(Erules, D, DoTag, Value);
'REAL' ->
emit_enc_real(Erules, Value);
@@ -547,802 +472,3 @@ no_bits(N) when N=<32 -> 5;
no_bits(N) when N=<64 -> 6;
no_bits(N) when N=<128 -> 7;
no_bits(N) when N=<255 -> 8.
-
-%% Object code generating for encoding and decoding
-%% ------------------------------------------------
-
-gen_obj_code(Erules,_Module,Obj) when is_record(Obj,typedef) ->
- ObjName = Obj#typedef.name,
- Def = Obj#typedef.typespec,
- #'Externaltypereference'{module=Mod,type=ClassName} =
- Def#'Object'.classname,
- Class = asn1_db:dbget(Mod,ClassName),
- {object,_,Fields} = Def#'Object'.def,
- emit({nl,nl,nl,"%%================================"}),
- emit({nl,"%% ",ObjName}),
- emit({nl,"%%================================",nl}),
- EncConstructed =
- gen_encode_objectfields(Erules,ClassName,get_class_fields(Class),
- ObjName,Fields,[]),
- emit(nl),
- gen_encode_constr_type(Erules,EncConstructed),
- emit(nl),
- DecConstructed =
- gen_decode_objectfields(ClassName,get_class_fields(Class),
- ObjName,Fields,[]),
- emit(nl),
- gen_decode_constr_type(Erules,DecConstructed),
- emit(nl);
-gen_obj_code(_Erules,_Module,Obj) when is_record(Obj,pobjectdef) ->
- ok.
-
-gen_encode_objectfields(Erules,ClassName,[{typefield,Name,OptOrMand}|Rest],
- ObjName,ObjectFields,ConstrAcc) ->
- EmitFuncClause =
- fun(V) ->
- emit(["'enc_",ObjName,"'(",{asis,Name},
- ",",V,",_RestPrimFieldName) ->",nl])
- end,
-
- 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([" 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"]),
- [];
- {false,{'DEFAULT',DefaultType}} ->
- EmitFuncClause("Val"),
- gen_encode_default_call(Erules,ClassName,Name,DefaultType);
- {{Name,TypeSpec},_} ->
- %% A specified field owerwrites any 'DEFAULT' or
- %% 'OPTIONAL' field in the class
- EmitFuncClause("Val"),
- gen_encode_field_call(Erules,ObjName,Name,TypeSpec)
- end,
- case more_genfields(Rest) of
- true ->
- emit([";",nl]);
- false ->
- emit([".",nl])
- end,
- gen_encode_objectfields(Erules,ClassName,Rest,ObjName,ObjectFields,
- MaybeConstr++ConstrAcc);
-gen_encode_objectfields(Erules,ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest],
- ObjName,ObjectFields,ConstrAcc) ->
- CurrentMod = get(currmod),
- EmitFuncClause =
- fun(Attrs) ->
- emit(["'enc_",ObjName,"'(",{asis,Name},
- ",",Attrs,") ->",nl])
- end,
-% 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},
- "}})"]);
- {false,{'DEFAULT',_DefaultObject}} ->
- exit({error,{asn1,{"not implemented yet",Name}}});
- {{Name,#'Externalvaluereference'{module=CurrentMod,
- value=TypeName}},_} ->
- EmitFuncClause(" Val, [H|T]"),
- emit({indent(3),"'enc_",TypeName,"'(H, Val, T)"});
- {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} ->
- EmitFuncClause(" Val, [H|T]"),
- emit({indent(3),"'",M,"':'enc_",TypeName,"'(H, Val, T)"});
- {{Name,TypeSpec},_} ->
- EmitFuncClause("Val,[H|T]"),
- case TypeSpec#typedef.name of
- {ExtMod,TypeName} ->
- emit({indent(3),"'",ExtMod,"':'enc_",TypeName,
- "'(H, Val, T)"});
- TypeName ->
- emit({indent(3),"'enc_",TypeName,"'(H, Val, T)"})
- end
- end,
- case more_genfields(Rest) of
- true ->
- emit([";",nl]);
- false ->
- emit([".",nl])
- end,
- gen_encode_objectfields(Erules,ClassName,Rest,ObjName,ObjectFields,ConstrAcc);
-gen_encode_objectfields(Erules,ClassName,[_C|Cs],O,OF,Acc) ->
- gen_encode_objectfields(Erules,ClassName,Cs,O,OF,Acc);
-gen_encode_objectfields(_Erules,_,[],_,_,Acc) ->
- Acc.
-
-
-
-gen_encode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) ->
- case is_already_generated(enc,TypeDef#typedef.name) of
- true -> ok;
- _ ->
- Name = lists:concat(["enc_",TypeDef#typedef.name]),
- emit({Name,"(Val) ->",nl}),
- Def = TypeDef#typedef.typespec,
- InnerType = asn1ct_gen:get_inner(Def#type.def),
- asn1ct_gen:gen_encode_constructed(Erules,Name,InnerType,Def),
- gen_encode_constr_type(Erules,Rest)
- end;
-gen_encode_constr_type(_,[]) ->
- ok.
-
-gen_encode_field_call(_Erule,_ObjName,_FieldName,
- #'Externaltypereference'{module=M,type=T}) ->
- CurrentMod = get(currmod),
- if
- M == CurrentMod ->
- emit({" 'enc_",T,"'(Val)"}),
- [];
- true ->
- emit({" '",M,"':'enc_",T,"'(Val)"}),
- []
- end;
-gen_encode_field_call(Erule,ObjName,FieldName,Type) ->
- Def = Type#typedef.typespec,
- case Type#typedef.name of
- {primitive,bif} ->
- gen_encode_prim(Erule,Def,"false",
- "Val"),
- [];
- {constructed,bif} ->
- emit({" 'enc_",ObjName,'_',FieldName,
- "'(Val)"}),
- [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}];
- {ExtMod,TypeName} ->
- emit({" '",ExtMod,"':'enc_",TypeName,
- "'(Val)"}),
- [];
- TypeName ->
- emit({" 'enc_",TypeName,"'(Val)"}),
- []
- end.
-
-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
- {constructed,bif} ->
-%% asn1ct_gen:gen_encode_constructed(Erules,Typename,InnerType,Type);
- emit([" 'enc_",ClassName,'_',FieldName,"'(Val)"]),
- [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])),
- typespec=Type}];
- {primitive,bif} ->
- gen_encode_prim(Erules,Type,"false","Val"),
- [];
- #'Externaltypereference'{module=CurrentMod,type=Etype} ->
- emit([" 'enc_",Etype,"'(Val)",nl]),
- [];
- #'Externaltypereference'{module=Emod,type=Etype} ->
- emit([" '",Emod,"':'enc_",Etype,"'(Val)",nl]),
- []
- end.
-
-
-
-gen_decode_objectfields(ClassName,[{typefield,Name,OptOrMand}|Rest],
- ObjName,ObjectFields,ConstrAcc) ->
- EmitFuncClause =
- fun(Bytes) ->
- emit(["'dec_",ObjName,"'(",{asis,Name},",",Bytes,
- ",_,_RestPrimFieldName) ->",nl])
- end,
-% emit(["'dec_",ObjName,"'(",{asis,Name},
-% ", 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,[]}"]),
- [];
- {false,{'DEFAULT',DefaultType}} ->
- EmitFuncClause("Bytes"),
- gen_decode_default_call(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)
- end,
- case more_genfields(Rest) of
- true ->
- emit([";",nl]);
- false ->
- emit([".",nl])
- end,
- gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,MaybeConstr++ConstrAcc);
-gen_decode_objectfields(ClassName,[{objectfield,Name,_,_,OptOrMand}|Rest],
- ObjName,ObjectFields,ConstrAcc) ->
- CurrentMod = get(currmod),
- EmitFuncClause =
- fun(Attrs) ->
- emit(["'dec_",ObjName,"'(",{asis,Name},
- ",",Attrs,") ->",nl])
- end,
-% emit(["'dec_",ObjName,"'(",{asis,Name},
-% ", Bytes,_,[H|T]) ->",nl]),
- case {get_object_field(Name,ObjectFields),OptOrMand} of
- {false,'MANDATORY'} ->
- exit({error,{asn1,{"missing mandatory field in object",
- ObjName}}});
- {false,'OPTIONAL'} ->
- EmitFuncClause("_,_,_"),
- emit([" exit({error,{'illegal use of missing field in object', ",{asis,Name},
- "}})"]);
- {false,{'DEFAULT',_DefaultObject}} ->
- exit({error,{asn1,{"not implemented yet",Name}}});
- {{Name,#'Externalvaluereference'{module=CurrentMod,
- value=TypeName}},_} ->
- EmitFuncClause("Bytes,_,[H|T]"),
- emit({indent(3),"'dec_",TypeName,"'(H, Bytes, telltype, T)"});
- {{Name,#'Externalvaluereference'{module=M,value=TypeName}},_} ->
- EmitFuncClause("Bytes,_,[H|T]"),
- emit({indent(3),"'",M,"':'dec_",TypeName,
- "'(H, Bytes, telltype, T)"});
- {{Name,TypeSpec},_} ->
- EmitFuncClause("Bytes,_,[H|T]"),
- case TypeSpec#typedef.name of
- {ExtMod,TypeName} ->
- emit({indent(3),"'",ExtMod,"':'dec_",TypeName,
- "'(H, Bytes, telltype, T)"});
- TypeName ->
- emit({indent(3),"'dec_",TypeName,"'(H, Bytes, telltype, T)"})
- end
- end,
- case more_genfields(Rest) of
- true ->
- emit([";",nl]);
- false ->
- emit([".",nl])
- end,
- gen_decode_objectfields(ClassName,Rest,ObjName,ObjectFields,ConstrAcc);
-gen_decode_objectfields(CN,[_C|Cs],O,OF,CAcc) ->
- gen_decode_objectfields(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) ->
- Def = Type#typedef.typespec,
- case Type#typedef.name of
- {primitive,bif} ->
- gen_dec_prim(per,Def,Bytes),
- [];
- {constructed,bif} ->
- emit({" 'dec_",ObjName,'_',FieldName,
- "'(",Bytes,",telltype)"}),
- [Type#typedef{name=list_to_atom(lists:concat([ObjName,'_',FieldName]))}];
- {ExtMod,TypeName} ->
- emit({" '",ExtMod,"':'dec_",TypeName,
- "'(",Bytes,", telltype)"}),
- [];
- TypeName ->
- emit({" 'dec_",TypeName,"'(",Bytes,", telltype)"}),
- []
- end.
-
-gen_decode_default_call(ClassName,FieldName,Bytes,Type) ->
- CurrentMod = get(currmod),
- InnerType = asn1ct_gen:get_inner(Type#type.def),
- case asn1ct_gen:type(InnerType) of
- {constructed,bif} ->
- emit([" 'dec_",ClassName,'_',FieldName,"'(",Bytes,", telltype)"]),
- [#typedef{name=list_to_atom(lists:concat([ClassName,'_',FieldName])),
- typespec=Type}];
- {primitive,bif} ->
- gen_dec_prim(per,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]),
- []
- end.
-
-%%%%%%%%%%%%%%%
-
-
-gen_decode_constr_type(Erules,[TypeDef|Rest]) when is_record(TypeDef,typedef) ->
- case is_already_generated(dec,TypeDef#typedef.name) of
- true -> ok;
- _ ->
- gen_decode(Erules,TypeDef)
- end,
- gen_decode_constr_type(Erules,Rest);
-gen_decode_constr_type(_,[]) ->
- ok.
-
-%% Object Set code generating for encoding and decoding
-%% ----------------------------------------------------
-gen_objectset_code(Erules,ObjSet) ->
- ObjSetName = ObjSet#typedef.name,
- Def = ObjSet#typedef.typespec,
-%% {ClassName,ClassDef} = Def#'ObjectSet'.class,
- #'Externaltypereference'{module=ClassModule,
- type=ClassName} = Def#'ObjectSet'.class,
- ClassDef = asn1_db:dbget(ClassModule,ClassName),
- UniqueFName = Def#'ObjectSet'.uniquefname,
- Set = Def#'ObjectSet'.set,
- emit({nl,nl,nl,"%%================================"}),
- emit({nl,"%% ",ObjSetName}),
- emit({nl,"%%================================",nl}),
- case ClassName of
- {_Module,ExtClassName} ->
- gen_objset_code(Erules,ObjSetName,UniqueFName,Set,
- ExtClassName,ClassDef);
- _ ->
- gen_objset_code(Erules,ObjSetName,UniqueFName,Set,
- ClassName,ClassDef)
- end,
- emit(nl).
-
-gen_objset_code(Erule,ObjSetName,UniqueFName,Set,ClassName,ClassDef)->
- ClassFields = (ClassDef#classdef.typespec)#objectclass.fields,
- InternalFuncs=
- gen_objset_enc(Erule,ObjSetName,UniqueFName,Set,ClassName,
- ClassFields,1,[]),
- gen_objset_dec(ObjSetName,UniqueFName,Set,ClassName,ClassFields,1),
- gen_internal_funcs(Erule,InternalFuncs).
-
-gen_objset_enc(_Erule,_,{unique,undefined},_,_,_,_,_) ->
- %% There is no unique field in the class of this object set
- %% don't bother about the constraint
- [];
-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,
- ObjSetName, NthObj);
- {CurrMod,Name} ->
- emit({" fun 'enc_",Name,"'/3"}),
- {[],NthObj};
- {ModName,Name} ->
- emit_ext_encfun(ModName,Name),
- {[],NthObj};
- _ ->
- emit({" fun 'enc_",ObjName,"'/3"}),
- {[],NthObj}
- end,
- emit({";",nl}),
- gen_objset_enc(Erule, ObjSetName, UniqueName, T, ClName, ClFields,
- NewNthObj, InternalFunc++Acc);
-gen_objset_enc(_Erule,ObjSetName,_UniqueName,['EXTENSIONMARK'],_ClName,
- _ClFields,_NthObj,Acc) ->
- emit({"'getenc_",ObjSetName,"'(_, _) ->",nl}),
- emit({indent(3),"fun(_, Val, _) ->",nl}),
- emit({indent(6),"BinVal = if",nl}),
- emit({indent(9),"is_list(Val) -> list_to_binary(Val);",nl}),
- emit({indent(9),"true -> Val",nl}),
- emit({indent(6),"end,",nl}),
- emit({indent(6),"Size = byte_size(BinVal),",nl}),
- emit({indent(6),"if",nl}),
- emit({indent(9),"Size < 256 ->",nl}),
- emit({indent(12),"[20,Size,BinVal];",nl}),
- emit({indent(9),"true ->",nl}),
- emit({indent(12),"[21,<<Size:16>>,Val]",nl}),
- emit({indent(6),"end",nl}),
- emit({indent(3),"end.",nl,nl}),
- Acc;
-gen_objset_enc(_Erule, ObjSetName, UniqueName, [], _, _, _, Acc) ->
- emit_default_getenc(ObjSetName, UniqueName),
- emit([".",nl,nl]),
- Acc.
-
-emit_ext_encfun(ModuleName,Name) ->
- emit([indent(4),"fun(T,V,O) -> '",ModuleName,"':'enc_",
- Name,"'(T,V,O) end"]).
-
-emit_default_getenc(ObjSetName,UniqueName) ->
- emit(["'getenc_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]),
- emit([indent(4),"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(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(Erule,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(Erule,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(Erule,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 ->
- emit([indent(3),"fun(Type, Val, _) ->",nl,
- indent(6),"case Type of",nl,
- 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"]),
- gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,[])
- end;
-gen_inlined_enc_funs(Erule,Fields,[_|Rest],ObjSetName,NthObj) ->
- gen_inlined_enc_funs(Erule,Fields,Rest,ObjSetName,NthObj);
-gen_inlined_enc_funs(_Erule,_,[],_,NthObj) ->
- {[],NthObj}.
-
-gen_inlined_enc_funs1(Erule,Fields,[{typefield,Name,_}|Rest],ObjSetName,
- NthObj,Acc) ->
- 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(Erule,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(Erule,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};
- false ->
- emit([";",nl,
- 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"]),
- {Acc,0}
- end,
- gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj+NAdd,Acc2);
-gen_inlined_enc_funs1(Erule,Fields,[_|Rest],ObjSetName,NthObj,Acc)->
- gen_inlined_enc_funs1(Erule,Fields,Rest,ObjSetName,NthObj,Acc);
-gen_inlined_enc_funs1(_Erule,_,[],_,NthObj,Acc) ->
- emit({nl,indent(6),"end",nl}),
- emit({indent(3),"end"}),
- {Acc,NthObj}.
-
-emit_inner_of_fun(Erule,TDef=#typedef{name={ExtMod,Name},typespec=Type},
- InternalDefFunName) ->
- case {ExtMod,Name} of
- {primitive,bif} ->
- emit(indent(12)),
- gen_encode_prim(Erule,Type,dotag,"Val"),
- {[],0};
- {constructed,bif} ->
- emit([indent(12),"'enc_",
- InternalDefFunName,"'(Val)"]),
- {[TDef#typedef{name=InternalDefFunName}],1};
- _ ->
- emit({indent(12),"'",ExtMod,"':'enc_",Name,"'(Val)"}),
- {[],0}
- end;
-emit_inner_of_fun(_Erule,#typedef{name=Name},_) ->
- emit({indent(12),"'enc_",Name,"'(Val)"}),
- {[],0};
-emit_inner_of_fun(Erule,Type,_) when is_record(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(Erule,Type,dotag,"Val");
- TRef when is_record(TRef,typereference) ->
- T = TRef#typereference.val,
- emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"});
- #'Externaltypereference'{module=CurrMod,type=T} ->
- emit({indent(9),T," ->",nl,indent(12),"'enc_",T,"'(Val)"});
- #'Externaltypereference'{module=ExtMod,type=T} ->
- emit({indent(9),T," ->",nl,indent(12),ExtMod,":'enc_",
- T,"'(Val)"})
- end,
- {[],0}.
-
-indent(N) ->
- lists:duplicate(N,32). % 32 = space
-
-
-gen_objset_dec(_,{unique,undefined},_,_,_,_) ->
- %% There is no unique field in the class of this object set
- %% don't bother about the constraint
- ok;
-gen_objset_dec(ObjSName,UniqueName,[{ObjName,Val,Fields},T|Rest],ClName,
- ClFields,NthObj)->
-
- emit({"'getdec_",ObjSName,"'(",{asis,UniqueName},",",
- {asis,Val},") ->",nl}),
- CurrMod = get(currmod),
- NewNthObj=
- case ObjName of
- {no_mod,no_name} ->
- gen_inlined_dec_funs(Fields,ClFields,ObjSName,NthObj);
- {CurrMod,Name} ->
- emit([" fun 'dec_",Name,"'/4"]),
- NthObj;
- {ModName,Name} ->
- emit_ext_decfun(ModName,Name),
-% emit([" {'",ModName,"', 'dec_",Name,"'}"]),
- NthObj;
- _ ->
- 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,"'}"]);
- _ ->
- emit({" fun 'dec_",ObjName,"'/4"})
- end,
- emit([";",nl]),
- emit_default_getdec(ObjSetName,UniqueName),
- emit({".",nl,nl}),
- ok;
-gen_objset_dec(ObjSetName,_,['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(_,_,[],_,_,_) ->
- ok.
-
-emit_ext_decfun(ModuleName,Name) ->
- emit([indent(3),"fun(T,V,O1,O2) -> '",ModuleName,"':'dec_",
- Name,"'(T,V,O1,O2) end"]).
-
-emit_default_getdec(ObjSetName,UniqueName) ->
- emit(["'getdec_",ObjSetName,"'(",{asis,UniqueName},", ErrV) ->",nl]),
- emit([indent(2), "fun(C,V,_,_) -> exit({{component,C},{value,V},{unique_name_and_value,",{asis,UniqueName},",ErrV}}) end"]).
-
-
-gen_inlined_dec_funs(Fields, List, ObjSetName, NthObj0) ->
- emit([indent(3),"fun(Type, Val, _, _) ->",nl,
- indent(6),"case Type of",nl]),
- NthObj = gen_inlined_dec_funs1(Fields, List, ObjSetName, "", NthObj0),
- emit([nl,indent(6),"end",nl,
- indent(3),"end"]),
- NthObj.
-
-gen_inlined_dec_funs1(Fields, [{typefield,Name,_}|Rest],
- ObjSetName, 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);
- {_,#typedef{}=Type} ->
- emit([indent(9),{asis,Name}," ->",nl]),
- emit_inner_of_decfun(Type, InternalDefFunName);
- {_,#'Externaltypereference'{module=CurrentMod,type=T}} ->
- emit([indent(9),{asis,Name}," ->",nl,
- indent(12),"'dec_",T,"'(Val,telltype)"]),
- 0;
- {_,#'Externaltypereference'{module=M,type=T}} ->
- emit([indent(9),{asis,Name}," ->",nl,
- indent(12),"'",M,"':'dec_",T,"'(Val,telltype)"]),
- 0;
- false ->
- emit([indent(9),{asis,Name}," -> {Val,Type}"]),
- 0
- end,
- gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj+N);
-gen_inlined_dec_funs1(Fields, [_|Rest], ObjSetName, Sep, NthObj) ->
- gen_inlined_dec_funs1(Fields, Rest, ObjSetName, Sep, NthObj);
-gen_inlined_dec_funs1(_, [], _, _, NthObj) -> NthObj.
-
-emit_inner_of_decfun(#typedef{name={ExtName,Name},typespec=Type},
- InternalDefFunName) ->
- case {ExtName,Name} of
- {primitive,bif} ->
- emit(indent(12)),
- gen_dec_prim(per,Type,"Val"),
- 0;
- {constructed,bif} ->
- emit({indent(12),"'dec_",
- asn1ct_gen:list2name(InternalDefFunName),"'(Val)"}),
- 1;
- _ ->
- emit({indent(12),"'",ExtName,"':'dec_",Name,
- "'(Val, telltype)"}),
- 0
- end;
-emit_inner_of_decfun(#typedef{name=Name},_) ->
- emit({indent(12),"'dec_",Name,"'(Val, telltype)"}),
- 0;
-emit_inner_of_decfun(Type,_) when is_record(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(per, Type, "Val");
- TRef when is_record(TRef,typereference) ->
- T = TRef#typereference.val,
- emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"});
- #'Externaltypereference'{module=CurrMod,type=T} ->
- emit({indent(9),T," ->",nl,indent(12),"'dec_",T,"'(Val)"});
- #'Externaltypereference'{module=ExtMod,type=T} ->
- emit({indent(9),T," ->",nl,indent(12),ExtMod,":'dec_",
- T,"'(Val)"})
- end,
- 0.
-
-
-gen_internal_funcs(_Erules,[]) ->
- ok;
-gen_internal_funcs(Erules,[TypeDef|Rest]) ->
- gen_encode_user(Erules,TypeDef),
- emit([nl,nl,"'dec_",TypeDef#typedef.name,"'(Bytes) ->",nl]),
- gen_decode_user(Erules,TypeDef),
- gen_internal_funcs(Erules,Rest).
-
-
-
-%% DECODING *****************************
-%%***************************************
-
-
-gen_decode(Erules,Type) when is_record(Type,typedef) ->
- D = Type,
- emit({nl,nl}),
- emit({"'dec_",Type#typedef.name,"'(Bytes,_) ->",nl}),
- dbdec(Type#typedef.name),
- gen_decode_user(Erules,D).
-
-gen_decode(Erules,Tname,#'ComponentType'{name=Cname,typespec=Type}) ->
- NewTname = [Cname|Tname],
- gen_decode(Erules,NewTname,Type);
-
-gen_decode(Erules,Typename,Type) when is_record(Type,type) ->
- InnerType = asn1ct_gen:get_inner(Type#type.def),
- case asn1ct_gen:type(InnerType) of
- {constructed,bif} ->
- ObjFun =
- case Type#type.tablecinf of
- [{objfun,_}|_R] ->
- ", ObjFun";
- _ ->
- ""
- end,
- emit({nl,"'dec_",asn1ct_gen:list2name(Typename),
- "'(Bytes,_",ObjFun,") ->",nl}),
- dbdec(Typename),
- asn1ct_gen:gen_decode_constructed(Erules,Typename,InnerType,Type);
- _ ->
- true
- end.
-
-dbdec(Type) when is_list(Type)->
- demit({"io:format(\"decoding: ",asn1ct_gen:list2name(Type),"~w~n\",[Bytes]),",nl});
-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),
- case asn1ct_gen:type(InnerType) of
- {primitive,bif} ->
- gen_dec_prim(Erules,Def,"Bytes"),
- emit({".",nl,nl});
- 'ASN1_OPEN_TYPE' ->
- gen_dec_prim(Erules,Def#type{def='ASN1_OPEN_TYPE'},"Bytes"),
- 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});
- Other ->
- exit({error,{asn1,{unknown,Other}}})
- end.
-
-
-
-gen_dec_prim(Erules, Att, BytesVar) ->
- asn1ct_gen_per:gen_dec_prim(Erules, Att, BytesVar).
-
-%% For PER the ExtensionAdditionGroup notation has significance for the encoding and decoding
-%% the components within the ExtensionAdditionGroup is treated in a similar way as if they
-%% have been specified within a SEQUENCE, therefore we construct a fake sequence type here
-%% so that we can generate code for it
-extaddgroup2sequence(ExtList) ->
- extaddgroup2sequence(ExtList,0,[]).
-
-extaddgroup2sequence([{'ExtensionAdditionGroup',Number0}|T],ExtNum,Acc) ->
- Number = case Number0 of undefined -> 1; _ -> Number0 end,
- {ExtGroupComps,['ExtensionAdditionGroupEnd'|T2]} =
- lists:splitwith(fun(Elem) -> is_record(Elem,'ComponentType') end,T),
- extaddgroup2sequence(T2,ExtNum+1,
- [#'ComponentType'{
- name=list_to_atom("ExtAddGroup"++
- integer_to_list(ExtNum+1)),
- typespec=#type{def=#'SEQUENCE'{
- extaddgroup=Number,
- components=ExtGroupComps}},
- prop='OPTIONAL'}|Acc]);
-extaddgroup2sequence([C|T],ExtNum,Acc) ->
- extaddgroup2sequence(T,ExtNum,[C|Acc]);
-extaddgroup2sequence([],_,Acc) ->
- lists:reverse(Acc).