diff options
Diffstat (limited to 'lib/asn1/src/asn1ct_check.erl')
-rw-r--r-- | lib/asn1/src/asn1ct_check.erl | 502 |
1 files changed, 178 insertions, 324 deletions
diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl index b80697f805..2955f55b60 100644 --- a/lib/asn1/src/asn1ct_check.erl +++ b/lib/asn1/src/asn1ct_check.erl @@ -747,6 +747,13 @@ check_pobjectset(S,PObjSet) -> PObjSet end. +-record(osi, %Object set information. + {st, + classref, + uniq, + ext + }). + check_object(_S,ObjDef,ObjSpec) when (ObjDef#typedef.checked == true) -> ObjSpec; check_object(S,_ObjDef,#'Object'{classname=ClassRef,def=ObjectDef}) -> @@ -791,15 +798,9 @@ check_object(S,_ObjDef,#'Object'{classname=ClassRef,def=ObjectDef}) -> Fields = (ClassDef#classdef.typespec)#objectclass.fields, Gen = gen_incl(S,NewObj#'Object'.def, Fields), NewObj#'Object'{classname=NewClassRef,gen=Gen}; - - -check_object(S, - _ObjSetDef, - ObjSet=#'ObjectSet'{class=ClassRef}) -> -%% io:format("check_object,SET: ~p~n",[ObjSet#'ObjectSet'.set]), - ?dbg("check_object set: ~p~n",[ObjSet#'ObjectSet'.set]), - {_,ClassDef} = get_referenced_type(S,ClassRef), - NewClassRef = check_externaltypereference(S,ClassRef), +check_object(S, _, #'ObjectSet'{class=ClassRef0,set=Set0}=ObjSet0) -> + {_,ClassDef} = get_referenced_type(S, ClassRef0), + ClassRef = check_externaltypereference(S, ClassRef0), {UniqueFieldName,UniqueInfo} = case (catch get_unique_fieldname(S,ClassDef)) of {error,'__undefined_',_} -> @@ -808,89 +809,172 @@ check_object(S, {'EXIT',Msg} -> error({class,{internal_error,Msg},S}); Other -> {element(1,Other),Other} end, - NewObjSet= - case prepare_objset(ObjSet#'ObjectSet'.set) of - {set,SET,EXT} -> - CheckedSet = check_object_list(S,NewClassRef,SET), - NewSet = get_unique_valuelist(S,CheckedSet,UniqueInfo), - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, - set=extensionmark(NewSet,EXT)}; - - {'SingleValue',ERef = #'Externalvaluereference'{}} -> - {RefedMod,ObjDef} = get_referenced_type(S,ERef), - #'Object'{def=CheckedObj} = - check_object(S, ObjDef, object_to_check(ObjDef)), - NewSet = get_unique_valuelist(S,[{{RefedMod,get_datastr_name(ObjDef)}, - CheckedObj}], - UniqueInfo), - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, - set=NewSet}; - ['EXTENSIONMARK'] -> - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, - set=['EXTENSIONMARK']}; - - OSref when is_record(OSref,'Externaltypereference') -> - {_,OS=#typedef{typespec=OSdef}} = get_referenced_type(S,OSref), - check_object(S,OS,OSdef); - - {Type,{'EXCEPT',Exclusion}} when is_record(Type,type) -> - {_,TDef} = get_referenced_type(S,Type#type.def), - OS = TDef#typedef.typespec, - NewSet = reduce_objectset(OS#'ObjectSet'.set,Exclusion), - NewOS = OS#'ObjectSet'{set=NewSet}, - check_object(S,TDef#typedef{typespec=NewOS}, - NewOS); - #type{def={pt,DefinedObjSet,ParamList}} -> - {_,PObjSetDef} = get_referenced_type(S,DefinedObjSet), - NewParamList = match_parameters(S, ParamList), - instantiate_pos(S,ClassRef,PObjSetDef,NewParamList); - - %% actually this is an ObjectSetFromObjects construct, it - %% is when the object set is retrieved from an object - %% field. - #type{def=#'ObjectClassFieldType'{classname=ObjName, - fieldname=FieldName}} -> - NewSet = check_ObjectSetFromObjects(S, ObjName, FieldName, []), - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, set=NewSet}; - {'ObjectSetFromObjects',{_,_,ObjName},FieldName} -> - NewSet = check_ObjectSetFromObjects(S, ObjName, FieldName, []), - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, set=NewSet}; - {'ObjectSetFromObjects',{_,ObjName},FieldName} -> - NewSet = check_ObjectSetFromObjects(S, ObjName, FieldName, []), - ObjSet#'ObjectSet'{uniquefname=UniqueFieldName, set=NewSet}; - {pos,{objectset,_,DefinedObjSet},Params} -> - {_,PObjSetDef} = get_referenced_type(S,DefinedObjSet), - NewParamList = match_parameters(S, Params), - instantiate_pos(S,ClassRef,PObjSetDef,NewParamList); - Unknown -> - exit({error,{unknown_object_set,Unknown},S}) - end, - NewSet2 = remove_duplicate_objects(S, NewObjSet#'ObjectSet'.set), - NewObjSet2 = NewObjSet#'ObjectSet'{set=NewSet2}, - Gen = gen_incl_set(S,NewObjSet2#'ObjectSet'.set, - ClassDef), - ?dbg("check_object done~n",[]), - NewObjSet2#'ObjectSet'{class=NewClassRef,gen=Gen}. + OSI0 = #osi{st=S,classref=ClassRef,uniq=UniqueInfo,ext=false}, + {Set1,OSI1} = if + is_list(Set0) -> + check_object_set_list(Set0, OSI0); + true -> + check_object_set(Set0, OSI0) + end, + Ext = case Set1 of + [] -> + %% FIXME: X420 does not compile unless we force + %% empty sets to be extensible. There should be + %% a better way. + true; + [_|_] -> + OSI1#osi.ext + end, + Set2 = remove_duplicate_objects(S, Set1), + Set = case Ext of + false -> Set2; + true -> Set2 ++ ['EXTENSIONMARK'] + end, + ObjSet = ObjSet0#'ObjectSet'{uniquefname=UniqueFieldName,set=Set}, + Gen = gen_incl_set(S, Set, ClassDef), + ObjSet#'ObjectSet'{class=ClassRef,gen=Gen}. + +check_object_set(#'Externaltypereference'{}=Ref, #osi{st=S}=OSI) -> + {_,#typedef{typespec=OSdef}=OS} = get_referenced_type(S, Ref), + ObjectSet = check_object(S, OS, OSdef), + check_object_set_objset(ObjectSet, OSI); +check_object_set(#'Externalvaluereference'{}=Ref, #osi{st=S}=OSI) -> + {RefedMod,ObjName,#'Object'{def=Def}} = check_referenced_object(S, Ref), + ObjList = check_object_set_mk(RefedMod, ObjName, Def, OSI), + {ObjList,OSI}; +check_object_set({'EXCEPT',Incl0,Excl0}, OSI) -> + {Incl1,_} = check_object_set(Incl0, OSI), + {Excl1,_} = check_object_set(Excl0, OSI), + Exclude = sofs:set([N || {N,_} <- Excl1], [name]), + Incl2 = [{Name,Obj} || {Name,_,_}=Obj <- Incl1], + Incl3 = sofs:relation(Incl2, [{name,object}]), + Incl4 = sofs:drestriction(Incl3, Exclude), + Incl5 = sofs:to_external(Incl4), + Incl = [Obj || {_,Obj} <- Incl5], + {Incl,OSI}; +check_object_set('EXTENSIONMARK', OSI) -> + {[],OSI#osi{ext=true}}; +check_object_set({object,_,_}=Obj0, OSI) -> + #osi{st=S,classref=ClassRef} = OSI, + #'Object'{def=Def} = + check_object(S, #typedef{typespec=Obj0}, + #'Object'{classname=ClassRef,def=Obj0}), + ObjList = check_object_set_mk(Def, OSI), + {ObjList,OSI}; +check_object_set(#'ObjectClassFieldType'{classname=ObjName, + fieldname=FieldNames}, + #osi{st=S}=OSI) -> + Set = check_ObjectSetFromObjects(S, ObjName, FieldNames), + check_object_set_objset_list(Set, OSI); +check_object_set({'ObjectSetFromObjects',Obj,FieldNames}, #osi{st=S}=OSI) -> + ObjName = element(tuple_size(Obj), Obj), + Set = check_ObjectSetFromObjects(S, ObjName, FieldNames), + check_object_set_objset_list(Set, OSI); +check_object_set({pt,DefinedObjSet,ParamList0}, OSI) -> + #osi{st=S,classref=ClassRef} = OSI, + {_,PObjSetDef} = get_referenced_type(S, DefinedObjSet), + ParamList = match_parameters(S, ParamList0), + ObjectSet = instantiate_pos(S, ClassRef, PObjSetDef, ParamList), + check_object_set_objset(ObjectSet, OSI); +check_object_set({pos,{objectset,_,DefinedObjSet},Params0}, OSI) -> + #osi{st=S,classref=ClassRef} = OSI, + {_,PObjSetDef} = get_referenced_type(S, DefinedObjSet), + Params = match_parameters(S, Params0), + ObjectSet = instantiate_pos(S, ClassRef, PObjSetDef, Params), + check_object_set_objset(ObjectSet, OSI); +check_object_set({pv,{simpledefinedvalue,DefinedObject},Params}=PV, OSI) -> + #osi{st=S,classref=ClassRef} = OSI, + Args = match_parameters(S, Params), + #'Object'{def=Def} = + check_object(S, PV, + #'Object'{classname=ClassRef , + def={po,{object,DefinedObject},Args}}), + ObjList = check_object_set_mk(Def, OSI), + {ObjList,OSI}; +check_object_set({'SingleValue',Set}, OSI) when is_list(Set) -> + check_object_set_list(Set, OSI); +check_object_set({'SingleValue',Val}, OSI) -> + check_object_set(Val, OSI); +check_object_set({{'SingleValue',Root},Ext}, OSI) -> + Set = merge_sets(Root, Ext), + check_object_set_list(Set, OSI#osi{ext=true}); +check_object_set({'ValueFromObject',{object,Object},FieldNames}, OSI) -> + #osi{st=S} = OSI, + case extract_field(S, Object, FieldNames) of + #'Object'{def=Def} -> + ObjList = check_object_set_mk(Def, OSI), + {ObjList,OSI}; + _ -> + asn1_error(S, illegal_object) + end; +check_object_set(#type{def=Def}, OSI) -> + check_object_set(Def, OSI); +check_object_set(union, OSI) -> + {[],OSI}; +check_object_set({Root,Ext}, OSI) -> + Set = merge_sets(Root, Ext), + check_object_set_list(Set, OSI#osi{ext=true}). + +check_object_set_list([H|T], OSI0) -> + {Set0,OSI1} = check_object_set(H, OSI0), + {Set1,OSI2} = check_object_set_list(T, OSI1), + {Set0++Set1,OSI2}; +check_object_set_list([], OSI) -> + {[],OSI}. + +check_object_set_objset(#'ObjectSet'{set=Set}, OSI) -> + check_object_set_objset_list(Set, OSI). + +check_object_set_objset_list(Set, OSI) -> + check_object_set_objset_list_1(Set, OSI, []). + +check_object_set_objset_list_1(['EXTENSIONMARK'|T], OSI, Acc) -> + check_object_set_objset_list_1(T, OSI#osi{ext=true}, Acc); +check_object_set_objset_list_1([H|T], OSI, Acc) -> + check_object_set_objset_list_1(T, OSI, [H|Acc]); +check_object_set_objset_list_1([], OSI, Acc) -> + {Acc,OSI}. + +check_object_set_mk(Fields, OSI) -> + check_object_set_mk(no_mod, no_name, Fields, OSI). + +check_object_set_mk(M, N, Def, #osi{uniq={unique,undefined}}) -> + {_,_,Fields} = Def, + [{{M,N},no_unique_value,Fields}]; +check_object_set_mk(M, N, Def, #osi{uniq={UniqField,_}}) -> + {_,_,Fields} = Def, + case lists:keyfind(UniqField, 1, Fields) of + {UniqField,#valuedef{value=Val}} -> + [{{M,N},Val,Fields}]; + false -> + case Fields of + [{_,#typedef{typespec=#'ObjectSet'{set=['EXTENSIONMARK']}}}] -> + %% FIXME: If object is missing the unique field and + %% only contains a reference to an empty object set, + %% we will remove the entire object as a workaround + %% to get X420 to compile. There should be a better + %% way. + []; + _ -> + [{{M,N},no_unique_value,Fields}] + end + end. %% remove_duplicate_objects/1 remove duplicates of objects. %% For instance may Set contain objects of same class from %% different object sets that in fact might be duplicates. remove_duplicate_objects(S, Set0) when is_list(Set0) -> - Set1 = lists:map(fun({_,Id,_}=Orig) -> - {{a,Id},Orig}; - ('EXTENSIONMARK'=Ext) -> - {{z,Ext},Ext} - end, Set0), + Set1 = [{Id,Orig} || {_,Id,_}=Orig <- Set0], Set2 = sofs:relation(Set1), Set3 = sofs:relation_to_family(Set2), Set = sofs:to_external(Set3), remove_duplicate_objects_1(S, Set). -remove_duplicate_objects_1(S, [{{a,no_unique_value},Objs}|T]) -> +remove_duplicate_objects_1(S, [{no_unique_value,Objs}|T]) -> Objs ++ remove_duplicate_objects_1(S, T); remove_duplicate_objects_1(S, [{_,[_]=Objs}|T]) -> Objs ++ remove_duplicate_objects_1(S, T); -remove_duplicate_objects_1(S, [{{_,Id},[_|_]=Objs}|T]) -> +remove_duplicate_objects_1(S, [{Id,[_|_]=Objs}|T]) -> MakeSortable = fun(What) -> sortable_type(S, What) end, Tagged = order_tag_set(Objs, MakeSortable), case lists:ukeysort(1, Tagged) of @@ -971,15 +1055,6 @@ traverse_seq_set_1([{'COMPONENTS OF', _} = CO0|Cs], Fun) -> traverse_seq_set_1([], _) -> []. -%% -extensionmark(L,true) -> - case lists:member('EXTENSIONMARK',L) of - true -> L; - _ -> L ++ ['EXTENSIONMARK'] - end; -extensionmark(L,_) -> - L. - object_to_check(#typedef{typespec=ObjDef}) -> ObjDef; object_to_check(#valuedef{type=ClassName,value=ObjectRef}) -> @@ -987,129 +1062,13 @@ object_to_check(#valuedef{type=ClassName,value=ObjectRef}) -> %% is parsed as a type #'Object'{classname=ClassName#type.def,def=ObjectRef}. -prepare_objset({'SingleValue',Set}) when is_list(Set) -> - {set,Set,false}; -prepare_objset(L=['EXTENSIONMARK']) -> - L; -prepare_objset(Set) when is_list(Set) -> - {set,Set,false}; -prepare_objset({{'SingleValue',Set},Ext}) -> - {set,merge_sets(Set,Ext),true}; -%%prepare_objset({Set,Ext}) when is_list(Set),is_list(Ext) -> -%% {set,lists:append([Set,Ext]),true}; -prepare_objset({Set,Ext}) when is_list(Set) -> - {set,merge_sets(Set,Ext),true}; -prepare_objset({{object,definedsyntax,_ObjFields}=Set,Ext}) -> - {set,merge_sets(Set, Ext),true}; -prepare_objset(ObjDef={object,definedsyntax,_ObjFields}) -> - {set,[ObjDef],false}; -prepare_objset({ObjDef=#type{},Ext}) when is_list(Ext) -> - {set,[ObjDef|Ext],true}; -prepare_objset({#type{}=Type,#type{}=Ext}) -> - {set,[Type,Ext],true}; -prepare_objset(Ret) -> - Ret. - -merge_sets(Root,{'SingleValue',Ext}) -> - merge_sets(Root,Ext); -merge_sets(Root,Ext) when is_list(Root),is_list(Ext) -> - Root ++ Ext; -merge_sets(Root,Ext) when is_list(Ext) -> - [Root|Ext]; -merge_sets(Root,Ext) when is_list(Root) -> - Root++[Ext]; -merge_sets(Root,Ext) -> - [Root]++[Ext]. - -reduce_objectset(ObjectSet,Exclusion) -> - case Exclusion of - {'SingleValue',#'Externalvaluereference'{value=Name}} -> - case lists:keysearch(Name,1,ObjectSet) of - {value,El} -> - lists:subtract(ObjectSet,[El]); - _ -> - ObjectSet - end +merge_sets(Root, Ext) -> + case {is_list(Root),is_list(Ext)} of + {false,false} -> [Root,Ext]; + {false,true} -> [Root|Ext]; + {true,false} -> Root ++ [Ext]; + {true,true} -> Root ++ Ext end. - -%% Checks a list of objects or object sets and returns a list of selected -%% information for the code generation. -check_object_list(S,ClassRef,ObjectList) -> - check_object_list(S,ClassRef,ObjectList,[]). - -check_object_list(S,ClassRef,[ObjOrSet|Objs],Acc) -> - ?dbg("check_object_list: ~p~n",[ObjOrSet]), - case ObjOrSet of - ObjDef when is_tuple(ObjDef),(element(1,ObjDef)==object) -> - Def = - check_object(S,#typedef{typespec=ObjDef}, -% #'Object'{classname={objectclassname,ClassRef}, - #'Object'{classname=ClassRef, - def=ObjDef}), - check_object_list(S,ClassRef,Objs,[{{no_mod,no_name},Def#'Object'.def}|Acc]); - {'SingleValue',Ref = #'Externalvaluereference'{}} -> - ?dbg("{SingleValue,Externalvaluereference}~n",[]), - {RefedMod,ObjName, - #'Object'{def=Def}} = check_referenced_object(S,Ref), - check_object_list(S,ClassRef,Objs,[{{RefedMod,ObjName},Def}|Acc]); - ObjRef when is_record(ObjRef,'Externalvaluereference') -> - ?dbg("Externalvaluereference~n",[]), - {RefedMod,ObjName, - #'Object'{def=Def}} = check_referenced_object(S,ObjRef), - check_object_list(S,ClassRef,Objs,[{{RefedMod,ObjName},Def}|Acc]); - {'ValueFromObject',{object,Object},FieldNames} -> - case extract_field(S, Object, FieldNames) of - #'Object'{def=Def} -> - check_object_list(S, ClassRef, Objs, - [{{no_mod,no_name},Def}|Acc]); - _ -> - asn1_error(S, illegal_object) - end; - ObjSet when is_record(ObjSet,type) -> - ObjSetDef = - case ObjSet#type.def of - Ref when is_record(Ref,'Externaltypereference') -> - {_,D} = get_referenced_type(S,ObjSet#type.def), - D; - Other -> - throw({asn1_error,{'unknown objecset',Other,S}}) - end, - #'ObjectSet'{set=ObjectsInSet} = - check_object(S,ObjSetDef,ObjSetDef#typedef.typespec), - AccList = transform_set_to_object_list(ObjectsInSet,[]), - check_object_list(S,ClassRef,Objs,AccList++Acc); - union -> - check_object_list(S,ClassRef,Objs,Acc); - {pos,{objectset,_,DefinedObjectSet},Params} -> - OSDef = #type{def={pt,DefinedObjectSet,Params}}, - #'ObjectSet'{set=Set} = - check_object(S,ObjOrSet,#'ObjectSet'{class=ClassRef, - set=OSDef}), - check_object_list(S,ClassRef,Objs,Set ++ Acc); - {pv,{simpledefinedvalue,DefinedObject},Params} -> - Args = match_parameters(S, Params), - #'Object'{def=Def} = - check_object(S,ObjOrSet, - #'Object'{classname=ClassRef , - def={po,{object,DefinedObject}, - Args}}), - check_object_list(S,ClassRef,Objs,[{{no_mod,no_name},Def}|Acc]); - {'ObjectSetFromObjects',Os,FieldName} when is_tuple(Os) -> - NewSet = - check_ObjectSetFromObjects(S, element(tuple_size(Os), Os), - FieldName,[]), - check_object_list(S,ClassRef,Objs,NewSet++Acc); - {{'ObjectSetFromObjects',Os,FieldName},InterSection} - when is_tuple(Os) -> - Set = check_ObjectSetFromObjects(S, element(tuple_size(Os), Os), - FieldName, InterSection), - check_object_list(S, ClassRef, Objs, Set++Acc) - end; -%% Finally reverse the accumulated list and if there are any extension -%% marks in the object set put one indicator of that in the end of the -%% list. -check_object_list(_,_,[],Acc) -> - lists:reverse(Acc). check_referenced_object(S,ObjRef) when is_record(ObjRef,'Externalvaluereference')-> @@ -1126,41 +1085,16 @@ check_referenced_object(S,ObjRef) check_object(update_state(S,RefedMod),ObjectDef,ObjectDef#typedef.typespec)} end. -check_ObjectSetFromObjects(S, ObjName, Fields, InterSection) -> +check_ObjectSetFromObjects(S, ObjName, Fields) -> {_,Obj0} = get_referenced_type(S, ObjName), - Objs = case check_object(S, Obj0, Obj0#typedef.typespec) of - #'ObjectSet'{}=Obj1 -> - get_fieldname_set(S, Obj1, Fields); - #'Object'{classname=Class, - def={object,_,ObjFs}} -> - ObjSet = #'ObjectSet'{class=Class, - set=[{'_','_',ObjFs}]}, - get_fieldname_set(S, ObjSet, Fields) - end, - InterSec = prepare_intersection(S, InterSection), - Set = osfo_intersection(InterSec, Objs), - remove_duplicate_objects(S, Set). - - -prepare_intersection(_S,[]) -> - []; -prepare_intersection(S,{'EXCEPT',ObjRef}) -> - except_names(S,ObjRef); -prepare_intersection(_S,T) -> - exit({error,{internal_error,not_implemented,object_set_from_objects,T}}). -except_names(_S,{'SingleValue',#'Externalvaluereference'{value=ObjName}}) -> - [{except,ObjName}]; -except_names(_,T) -> - exit({error,{internal_error,not_implemented,object_set_from_objects,T}}). - -osfo_intersection(InterSect,ObjList) -> - Res = [X|| X = {{_,N},_,_} <- ObjList, - lists:member({except,N},InterSect) == false], - case lists:member('EXTENSIONMARK',ObjList) of - true -> - Res ++ ['EXTENSIONMARK']; - _ -> - Res + case check_object(S, Obj0, Obj0#typedef.typespec) of + #'ObjectSet'{}=Obj1 -> + get_fieldname_set(S, Obj1, Fields); + #'Object'{classname=Class, + def={object,_,ObjFs}} -> + ObjSet = #'ObjectSet'{class=Class, + set=[{'_','_',ObjFs}]}, + get_fieldname_set(S, ObjSet, Fields) end. %% get_type_from_object(State, ObjectOrObjectSet, [{RefType,FieldName}]) -> @@ -1279,86 +1213,6 @@ check_fieldname_element_1(S, Eref) {_,TDef} = get_referenced_type(S, Eref), check_fieldname_element_1(S, TDef). -transform_set_to_object_list([{Name,_UVal,Fields}|Objs],Acc) -> - transform_set_to_object_list(Objs,[{Name,{object,generatesyntax,Fields}}|Acc]); -transform_set_to_object_list(['EXTENSIONMARK'|Objs],Acc) -> -%% transform_set_to_object_list(Objs,['EXTENSIONMARK'|Acc]); - transform_set_to_object_list(Objs,Acc); -transform_set_to_object_list([],Acc) -> - Acc. - -get_unique_valuelist(_S,ObjSet,{unique,undefined}) -> % no unique field in object - lists:map(fun({N,{_,_,F}})->{N,no_unique_value,F}; - (V={_,_,_}) ->V; - ({A,B}) -> {A,no_unique_value,B} - end, ObjSet); -get_unique_valuelist(S,ObjSet,{UFN,Opt}) -> - get_unique_vlist(S,ObjSet,UFN,Opt,[]). - - -get_unique_vlist(_S,[],_,_,[]) -> - ['EXTENSIONMARK']; -get_unique_vlist(_, [], _, _Opt, Acc) -> - lists:reverse(Acc); -get_unique_vlist(S,['EXTENSIONMARK'|Rest],UniqueFieldName,Opt,Acc) -> - get_unique_vlist(S,Rest,UniqueFieldName,Opt,Acc); -get_unique_vlist(S,[{ObjName,Obj}|Rest],UniqueFieldName,Opt,Acc) -> - {_,_,Fields} = Obj, - NewObjInf = - case get_unique_value(S,Fields,UniqueFieldName) of - #valuedef{value=V} -> [{ObjName,V,Fields}]; - [] -> []; % maybe the object only was a reference to an - % empty object set. - no_unique_value -> [{ObjName,no_unique_value,Fields}] - end, - get_unique_vlist(S,Rest,UniqueFieldName,Opt,NewObjInf++Acc); - -get_unique_vlist(S,[V={_,_,_}|Rest],UniqueFieldName,Opt,Acc) -> - get_unique_vlist(S,Rest,UniqueFieldName,Opt,[V|Acc]). - -get_unique_value(S,Fields,UniqueFieldName) -> - Module = S#state.mname, - case lists:keysearch(UniqueFieldName,1,Fields) of - {value,Field} -> - case element(2,Field) of - VDef when is_record(VDef,valuedef) -> - VDef; - {'ValueFromObject',Object,Name} -> - case Object of - {object,Ext} when is_record(Ext,'Externaltypereference') -> - OtherModule = Ext#'Externaltypereference'.module, - ExtObjName = Ext#'Externaltypereference'.type, - ObjDef = asn1_db:dbget(OtherModule,ExtObjName), - ObjSpec = ObjDef#typedef.typespec, - get_unique_value(OtherModule,element(3,ObjSpec),Name); - {object,{_,_,ObjName}} -> - ObjDef = asn1_db:dbget(Module,ObjName), - ObjSpec = ObjDef#typedef.typespec, - get_unique_value(Module,element(3,ObjSpec),Name); - {po,Object,_Params} -> - exit({error,{'parameterized object not implemented yet', - Object},S}) - end; - Value when is_atom(Value);is_number(Value) -> - #valuedef{value=Value,module=Module}; - {'CHOICE',{C,Value}} when is_atom(C) -> - %% #valuedef{value=normalize_value(S,element(3,Field),VDef,[])} - case Value of - Scalar when is_atom(Scalar);is_number(Scalar) -> - #valuedef{value=Value,module=Module}; - Eref = #'Externalvaluereference'{} -> - element(2,get_referenced_type(S,Eref)) - end - end; - false -> - case Fields of - [{_,#typedef{typespec=#'ObjectSet'{set=['EXTENSIONMARK']}}}] -> - []; - _ -> - no_unique_value - end - end. - %% instantiate_po/4 %% ClassDef is the class of Object, %% Object is the Parameterized object, which is referenced, |