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-rw-r--r--lib/asn1/src/asn1ct_check.erl101
-rw-r--r--lib/asn1/test/error_SUITE.erl36
2 files changed, 76 insertions, 61 deletions
diff --git a/lib/asn1/src/asn1ct_check.erl b/lib/asn1/src/asn1ct_check.erl
index 76166d4fd8..18275b57a4 100644
--- a/lib/asn1/src/asn1ct_check.erl
+++ b/lib/asn1/src/asn1ct_check.erl
@@ -3084,7 +3084,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) ->
merge_tags(Tag,?TAG_PRIMITIVE(?N_INTEGER))};
{'INTEGER',NamedNumberList} ->
- TempNewDef#newt{type={'INTEGER',check_integer(S,NamedNumberList,Constr)},
+ TempNewDef#newt{type={'INTEGER',check_integer(S,NamedNumberList)},
tag=
merge_tags(Tag,?TAG_PRIMITIVE(?N_INTEGER))};
'REAL' ->
@@ -3092,8 +3092,7 @@ check_type(S=#state{recordtopname=TopName},Type,Ts) when is_record(Ts,type) ->
TempNewDef#newt{tag=merge_tags(Tag,?TAG_PRIMITIVE(?N_REAL))};
{'BIT STRING',NamedNumberList} ->
- NewL = check_bitstring(S,NamedNumberList,Constr),
-%% erlang:display({asn1ct_check,NamedNumberList,NewL}),
+ NewL = check_bitstring(S, NamedNumberList),
TempNewDef#newt{type={'BIT STRING',NewL},
tag=
merge_tags(Tag,?TAG_PRIMITIVE(?N_BIT_STRING))};
@@ -4910,70 +4909,46 @@ imported1(Name,
end;
imported1(_Name,[]) ->
false.
-
-check_integer(_S,[],_C) ->
+%% Check the named number list for an INTEGER or a BIT STRING.
+check_named_number_list(_S, []) ->
[];
-check_integer(S,NamedNumberList,_C) ->
- case [X || X <- NamedNumberList, tuple_size(X) =:= 2] of
- NamedNumberList ->
- %% An already checked integer with NamedNumberList
- NamedNumberList;
- _ ->
- case check_unique(NamedNumberList,2) of
- [] ->
- check_int(S,NamedNumberList,[]);
- L when is_list(L) ->
- error({type,{duplicates,L},S}),
- unchanged
- end
+check_named_number_list(_S, [{_,_}|_]=NNL) ->
+ %% The named number list has already been checked.
+ NNL;
+check_named_number_list(S, NNL0) ->
+ %% Check that the names are unique.
+ T = S#state.type,
+ case check_unique(NNL0, 2) of
+ [] ->
+ NNL1 = [{Id,resolve_valueref(S, Val)} || {'NamedNumber',Id,Val} <- NNL0],
+ NNL = lists:keysort(2, NNL1),
+ case check_unique(NNL, 2) of
+ [] ->
+ NNL;
+ [Val|_] ->
+ asn1_error(S, T, {value_reused,Val})
+ end;
+ [H|_] ->
+ asn1_error(S, T, {namelist_redefinition,H})
end.
-
-check_int(S,[{'NamedNumber',Id,Num}|T],Acc) when is_integer(Num) ->
- check_int(S,T,[{Id,Num}|Acc]);
-check_int(S,[{'NamedNumber',Id,{'Externalvaluereference',_,Mod,Name}}|T],Acc) ->
- Val = dbget_ex(S,Mod,Name),
- check_int(S,[{'NamedNumber',Id,Val#valuedef.value}|T],Acc);
-check_int(_S,[],Acc) ->
- lists:keysort(2,Acc).
+resolve_valueref(S, #'Externalvaluereference'{module=Mod,value=Name}) ->
+ dbget_ex(S, Mod, Name);
+resolve_valueref(_, Val) when is_integer(Val) ->
+ Val.
-check_real(_S,_Constr) ->
- ok.
+check_integer(S, NNL) ->
+ check_named_number_list(S, NNL).
-check_bitstring(_S,[],_Constr) ->
- [];
-check_bitstring(S,NamedNumberList,_Constr) ->
- case check_unique(NamedNumberList,2) of
- [] ->
- check_bitstr(S,NamedNumberList,[]);
- L when is_list(L) ->
- error({type,{duplicates,L},S}),
- unchanged
- end.
+check_bitstring(S, NNL0) ->
+ NNL = check_named_number_list(S, NNL0),
+ _ = [asn1_error(S, S#state.type, {invalid_bit_number,Bit}) ||
+ {_,Bit} <- NNL, Bit < 0],
+ NNL.
-check_bitstr(S,[{'NamedNumber',Id,Num}|T],Acc)when is_integer(Num) ->
- check_bitstr(S,T,[{Id,Num}|Acc]);
-check_bitstr(S,[{'NamedNumber',Id,Name}|T],Acc) when is_atom(Name) ->
-%%check_bitstr(S,[{'NamedNumber',Id,{identifier,_,Name}}|T],Acc) ->
-%% io:format("asn1ct_check:check_bitstr/3 hej hop ~w~n",[Name]),
- Val = dbget_ex(S,S#state.mname,Name),
-%% io:format("asn1ct_check:check_bitstr/3: ~w~n",[Val]),
- check_bitstr(S,[{'NamedNumber',Id,Val#valuedef.value}|T],Acc);
-check_bitstr(S,[],Acc) ->
- case check_unique(Acc,2) of
- [] ->
- lists:keysort(2,Acc);
- L when is_list(L) ->
- error({type,{duplicate_values,L},S}),
- unchanged
- end;
-%% When a BIT STRING already is checked, for instance a COMPONENTS OF S
-%% where S is a sequence that has a component that is a checked BS, the
-%% NamedNumber list is a list of {atom(),integer()} elements.
-check_bitstr(S,[El={Id,Num}|Rest],Acc) when is_atom(Id),is_integer(Num) ->
- check_bitstr(S,Rest,[El|Acc]).
-
+check_real(_S,_Constr) ->
+ ok.
%% Check INSTANCE OF
%% check that DefinedObjectClass is of TYPE-IDENTIFIER class
@@ -6803,11 +6778,17 @@ format_error(illegal_octet_string_value) ->
"expecting a bstring or an hstring as value for an OCTET STRING";
format_error({invalid_fields,Fields,Obj}) ->
io_lib:format("invalid ~s in ~p", [format_fields(Fields),Obj]);
+format_error({invalid_bit_number,Bit}) ->
+ io_lib:format("the bit number '~p' is invalid", [Bit]);
format_error({missing_mandatory_fields,Fields,Obj}) ->
io_lib:format("missing mandatory ~s in ~p",
[format_fields(Fields),Obj]);
+format_error({namelist_redefinition,Name}) ->
+ io_lib:format("the name '~s' can not be redefined", [Name]);
format_error({undefined,Name}) ->
io_lib:format("'~s' is referenced, but is not defined", [Name]);
+format_error({value_reused,Val}) ->
+ io_lib:format("the value '~p' is used more than once", [Val]);
format_error(Other) ->
io_lib:format("~p", [Other]).
diff --git a/lib/asn1/test/error_SUITE.erl b/lib/asn1/test/error_SUITE.erl
index 930b44cea6..2e4863301f 100644
--- a/lib/asn1/test/error_SUITE.erl
+++ b/lib/asn1/test/error_SUITE.erl
@@ -19,7 +19,7 @@
-module(error_SUITE).
-export([suite/0,all/0,groups/0,
- already_defined/1,enumerated/1,objects/1,values/1]).
+ already_defined/1,bitstrings/1,enumerated/1,integers/1,objects/1,values/1]).
-include_lib("test_server/include/test_server.hrl").
@@ -31,7 +31,9 @@ all() ->
groups() ->
[{p,parallel(),
[already_defined,
+ bitstrings,
enumerated,
+ integers,
objects,
values]}].
@@ -70,6 +72,23 @@ already_defined(Config) ->
} = run(P, Config),
ok.
+bitstrings(Config) ->
+ M = 'Bitstrings',
+ P = {M,
+ <<"Bitstrings DEFINITIONS AUTOMATIC TAGS ::= BEGIN\n"
+ " Bs1 ::= BIT STRING {a(1), a(1)}\n"
+ " Bs2 ::= BIT STRING {a(1), b(2), a(3)}\n"
+ " Bs3 ::= BIT STRING {x(1), y(1)}\n"
+ " Bs4 ::= BIT STRING {x(-1), y(0)}\n"
+ "END\n">>},
+ {error,
+ [{structured_error,{M,2},asn1ct_check,{namelist_redefinition,a}},
+ {structured_error,{M,3},asn1ct_check,{namelist_redefinition,a}},
+ {structured_error,{M,4},asn1ct_check,{value_reused,1}},
+ {structured_error,{M,5},asn1ct_check,{invalid_bit_number,-1}}
+ ]} = run(P, Config),
+ ok.
+
enumerated(Config) ->
M = 'Enumerated',
P = {M,
@@ -98,6 +117,21 @@ enumerated(Config) ->
} = run(P, Config),
ok.
+integers(Config) ->
+ M = 'Integers',
+ P = {M,
+ <<"Integers DEFINITIONS AUTOMATIC TAGS ::= BEGIN\n"
+ " Int1 ::= INTEGER {a(1), a(1)}\n"
+ " Int2 ::= INTEGER {a(1), b(2), a(3)}\n"
+ " Int3 ::= INTEGER {x(1), y(1)}\n"
+ "END\n">>},
+ {error,
+ [{structured_error,{M,2},asn1ct_check,{namelist_redefinition,a}},
+ {structured_error,{M,3},asn1ct_check,{namelist_redefinition,a}},
+ {structured_error,{M,4},asn1ct_check,{value_reused,1}}
+ ]} = run(P, Config),
+ ok.
+
objects(Config) ->
M = 'Objects',
P = {M,
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 00:17:12 +0000