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-rw-r--r--lib/asn1/src/asn1ct_check.erl56
-rw-r--r--lib/asn1/test/asn1_SUITE.erl18
-rw-r--r--lib/asn1/test/asn1_SUITE_data/ParamBasic.asn122
-rw-r--r--lib/asn1/test/testParamBasic.erl3
4 files changed, 53 insertions, 46 deletions
diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl
index e457e79c81..1fea80506e 100644
--- a/lib/asn1/src/asn1ct_check.erl
+++ b/lib/asn1/src/asn1ct_check.erl
@@ -549,14 +549,10 @@ check_class(S = #state{mname=M,tname=T},ClassSpec)
#objectclass{fields=Def}; % in case of recursive definitions
Tref = #'Externaltypereference'{type=TName} ->
{MName,RefType} = get_referenced_type(S,Tref),
- case is_class(S,RefType) of
- true ->
- NewState = update_state(S#state{type=RefType,
- tname=TName},MName),
- check_class(NewState,get_class_def(S,RefType));
- _ ->
- error({class,{internal_error,RefType},S})
- end;
+ #classdef{} = CD = get_class_def(S, RefType),
+ NewState = update_state(S#state{type=RefType,
+ tname=TName}, MName),
+ check_class(NewState, CD);
{pt,ClassRef,Params} ->
%% parameterized class
{_,PClassDef} = get_referenced_type(S,ClassRef),
@@ -3003,9 +2999,9 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) ->
{TmpRefMod,TmpRefDef} ->
{TmpRefMod,TmpRefDef,false}
end,
- case is_class(S,RefTypeDef) of
- true -> throw({asn1_class,RefTypeDef});
- _ -> ok
+ case get_class_def(S, RefTypeDef) of
+ none -> ok;
+ #classdef{} -> throw({asn1_class,RefTypeDef})
end,
Ct = TestFun(Ext),
{RefType,ExtRef} =
@@ -3386,23 +3382,17 @@ get_type_from_object(S,Object,TypeField)
ObjSpec = check_object(S,ObjectDef,ObjectDef#typedef.typespec),
get_fieldname_element(S,ObjectDef#typedef{typespec=ObjSpec},TypeField).
-is_class(_S,#classdef{}) ->
- true;
-is_class(S,#typedef{typespec=#type{def=Eref}})
- when is_record(Eref,'Externaltypereference')->
- is_class(S,Eref);
-is_class(S,Eref) when is_record(Eref,'Externaltypereference')->
- {_,NextDef} = get_referenced_type(S,Eref),
- is_class(S,NextDef);
-is_class(_,_) ->
- false.
-
-get_class_def(_S,CD=#classdef{}) ->
+%% get_class_def(S, Type) -> #classdef{} | 'none'.
+get_class_def(S, #typedef{typespec=#type{def=#'Externaltypereference'{}=Eref}}) ->
+ {_,NextDef} = get_referenced_type(S, Eref),
+ get_class_def(S, NextDef);
+get_class_def(S, #'Externaltypereference'{}=Eref) ->
+ {_,NextDef} = get_referenced_type(S, Eref),
+ get_class_def(S, NextDef);
+get_class_def(_S, #classdef{}=CD) ->
CD;
-get_class_def(S,#typedef{typespec=#type{def=Eref}})
- when is_record(Eref,'Externaltypereference') ->
- {_,NextDef} = get_referenced_type(S,Eref),
- get_class_def(S,NextDef).
+get_class_def(_S, _) ->
+ none.
maybe_illicit_implicit_tag(Kind,Tag) ->
case Tag of
@@ -3644,18 +3634,16 @@ governor_category(S,#type{def=Eref})
governor_category(S,Eref);
governor_category(_S,#type{}) ->
type;
-governor_category(S,Ref) when is_record(Ref,'Externaltypereference') ->
- case is_class(S,Ref) of
- true ->
- {class,Ref};
- _ ->
+governor_category(S, #'Externaltypereference'{}=Ref) ->
+ case get_class_def(S, Ref) of
+ #classdef{pos=Pos,module=Mod,name=Name} ->
+ {class,#'Externaltypereference'{pos=Pos,module=Mod,type=Name}};
+ none ->
type
end;
governor_category(_,Class)
when Class == 'TYPE-IDENTIFIER'; Class == 'ABSTRACT-SYNTAX' ->
class.
-%% governor_category(_,_) ->
-%% absent.
%% parameter_name_style(Param,Data) -> Result
%% gets the Parameter and the name of the Data and if it exists tells
diff --git a/lib/asn1/test/asn1_SUITE.erl b/lib/asn1/test/asn1_SUITE.erl
index 11d1b82fb4..888339a4d2 100644
--- a/lib/asn1/test/asn1_SUITE.erl
+++ b/lib/asn1/test/asn1_SUITE.erl
@@ -134,14 +134,13 @@ groups() ->
testChoiceIndefinite,
per_open_type,
testInfObjectClass,
- testParameterizedInfObj,
+ testParam,
testFragmented,
testMergeCompile,
testobj,
testDeepTConstr,
testExport,
testImport,
- testParamBasic,
testDER,
testDEFAULT,
testMvrasn6,
@@ -520,12 +519,6 @@ testSetDefault(Config, Rule, Opts) ->
asn1_test_lib:compile("SetDefault", Config, [Rule|Opts]),
testSetDefault:main(Rule).
-testParamBasic(Config) ->
- test(Config, fun testParamBasic/3, [ber,{ber,[der]},per,uper]).
-testParamBasic(Config, Rule, Opts) ->
- asn1_test_lib:compile("ParamBasic", Config, [Rule|Opts]),
- testParamBasic:main(Rule).
-
testSetOptional(Config) -> test(Config, fun testSetOptional/3).
testSetOptional(Config, Rule, Opts) ->
asn1_test_lib:compile("SetOptional", Config, [Rule|Opts]),
@@ -758,11 +751,12 @@ testInfObjectClass(Config, Rule, Opts) ->
testInfObjectClass:main(Rule),
testInfObj:main(Rule).
-testParameterizedInfObj(Config) ->
- test(Config, fun testParameterizedInfObj/3).
-testParameterizedInfObj(Config, Rule, Opts) ->
- Files = ["Param","Param2"],
+testParam(Config) ->
+ test(Config, fun testParam/3, [ber,{ber,[der]},per,uper]).
+testParam(Config, Rule, Opts) ->
+ Files = ["ParamBasic","Param","Param2"],
asn1_test_lib:compile_all(Files, Config, [Rule|Opts]),
+ testParamBasic:main(Rule),
testParameterizedInfObj:main(Config, Rule),
asn1_test_lib:compile("Param", Config,
[legacy_erlang_types,Rule|Opts]),
diff --git a/lib/asn1/test/asn1_SUITE_data/ParamBasic.asn1 b/lib/asn1/test/asn1_SUITE_data/ParamBasic.asn1
index 491bdf8956..68fc782f33 100644
--- a/lib/asn1/test/asn1_SUITE_data/ParamBasic.asn1
+++ b/lib/asn1/test/asn1_SUITE_data/ParamBasic.asn1
@@ -20,4 +20,26 @@ T21 ::= General2{PrintableString}
T22 ::= General2{BIT STRING}
+
+--
+-- Test a class parameter that is the governor for another parameter.
+--
+
+AlgorithmIdentifier{ALGORITHM-TYPE, ALGORITHM-TYPE:AlgorithmSet} ::=
+ SEQUENCE {
+ algorithm ALGORITHM-TYPE.&id ({AlgorithmSet}),
+ type ALGORITHM-TYPE.&Type ({AlgorithmSet}{@algorithm})
+ }
+
+AnAlgorithm ::= AlgorithmIdentifier{ SIGNATURE-ALGORITHM,
+ { {KEY 1 CONTAINING INTEGER} |
+ {KEY 2 CONTAINING BOOLEAN} } }
+
+SIGNATURE-ALGORITHM ::= CLASS {
+ &id INTEGER UNIQUE,
+ &Type
+} WITH SYNTAX {
+ KEY &id CONTAINING &Type
+}
+
END
diff --git a/lib/asn1/test/testParamBasic.erl b/lib/asn1/test/testParamBasic.erl
index 3db89ca174..39f7947e8d 100644
--- a/lib/asn1/test/testParamBasic.erl
+++ b/lib/asn1/test/testParamBasic.erl
@@ -43,6 +43,9 @@ main(Rules) ->
#'T12'{number=11,string = <<10:4>>});
_ -> ok
end,
+ roundtrip('AnAlgorithm', {'AnAlgorithm',1,42}),
+ roundtrip('AnAlgorithm', {'AnAlgorithm',2,true}),
+ roundtrip('AnAlgorithm', {'AnAlgorithm',2,false}),
ok.
roundtrip(Type, Value) ->