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-rw-r--r--lib/asn1/doc/src/asn1ct.xml9
-rw-r--r--lib/asn1/src/asn1ct_gen.erl111
-rw-r--r--lib/asn1/test/asn1_SUITE.erl20
-rw-r--r--lib/asn1/test/testPrim.erl44
-rw-r--r--lib/asn1/test/test_undecoded_rest.erl37
5 files changed, 151 insertions, 70 deletions
diff --git a/lib/asn1/doc/src/asn1ct.xml b/lib/asn1/doc/src/asn1ct.xml
index 23d122f69a..fcd77e9dc6 100644
--- a/lib/asn1/doc/src/asn1ct.xml
+++ b/lib/asn1/doc/src/asn1ct.xml
@@ -66,7 +66,7 @@
<v>Option = ber | per | uper | der | compact_bit_string |
legacy_bit_string |
noobj | {n2n, EnumTypeName} |{outdir, Dir} | {i, IncludeDir} |
- asn1config | undec_rest |
+ asn1config | undec_rest | no_ok_wrapper |
{macro_name_prefix, Prefix} | {record_name_prefix, Prefix} | verbose | warnings_as_errors</v>
<v>OldOption = ber | per</v>
<v>Reason = term()</v>
@@ -238,6 +238,13 @@ File3.asn </pre>
list or a binary. Earlier versions of the compiler ignored
those following bytes.</p>
</item>
+ <tag><c>no_ok_wrapper</c></tag>
+ <item>
+ <p>If this option is given, the generated <c>encode/2</c>
+ and <c>decode/2</c> functions will not wrap a successful
+ return value in an <c>{ok,...}</c> tuple. If any error
+ occurs, there will be an exception.</p>
+ </item>
<tag><c>{macro_name_prefix, Prefix}</c></tag>
<item>
<p>All macro names generated by the compiler are prefixed with
diff --git a/lib/asn1/src/asn1ct_gen.erl b/lib/asn1/src/asn1ct_gen.erl
index ad2c7d9fb7..3452d29085 100644
--- a/lib/asn1/src/asn1ct_gen.erl
+++ b/lib/asn1/src/asn1ct_gen.erl
@@ -909,41 +909,45 @@ pgen_dispatcher(Erules,_Module,{[],_Values,_,_,_Objects,_ObjectSets}) ->
pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) ->
emit(["-export([encode/2,decode/2]).",nl,nl]),
gen_info_functions(Erules),
- NoFinalPadding = lists:member(no_final_padding,get(encoding_options)),
- {Call,BytesAsBinary} =
- case Erules of
- per ->
- asn1ct_func:need({Erules,complete,1}),
- {["complete(encode_disp(Type, Data))"],"Bytes"};
- ber ->
- {"encode_disp(Type,Data)","iolist_to_binary(Bytes)"};
- uper when NoFinalPadding == true ->
- asn1ct_func:need({Erules,complete_NFP,1}),
- {"complete_NFP(encode_disp(Type, Data))","Bytes"};
- uper ->
- asn1ct_func:need({Erules,complete,1}),
- {["complete(encode_disp(Type, Data))"],"Bytes"}
- end,
- emit(["encode(Type,Data) ->",nl,
- "try ",Call," of",nl,
- case erule(Erules) of
- ber ->
- [" {Bytes,_Len} ->",nl,
- " {ok,",BytesAsBinary,"}",nl];
- per ->
- [" Bytes ->",nl,
- " {ok,",BytesAsBinary,"}",nl]
- end,
- try_catch(),nl,nl]),
-
- Return_rest = lists:member(undec_rest,get(encoding_options)),
+
+ Options = get(encoding_options),
+ NoFinalPadding = lists:member(no_final_padding, Options),
+ NoOkWrapper = proplists:get_bool(no_ok_wrapper, Options),
+
+ Call = case Erules of
+ per ->
+ asn1ct_func:need({Erules,complete,1}),
+ "complete(encode_disp(Type, Data))";
+ ber ->
+ "iolist_to_binary(element(1, encode_disp(Type, Data)))";
+ uper when NoFinalPadding == true ->
+ asn1ct_func:need({Erules,complete_NFP,1}),
+ "complete_NFP(encode_disp(Type, Data))";
+ uper ->
+ asn1ct_func:need({Erules,complete,1}),
+ "complete(encode_disp(Type, Data))"
+ end,
+
+ emit(["encode(Type, Data) ->",nl]),
+ case NoOkWrapper of
+ true ->
+ emit([" ",Call,"."]);
+ false ->
+ emit(["try ",Call," of",nl,
+ " Bytes ->",nl,
+ " {ok,Bytes}",nl,
+ try_catch()])
+ end,
+ emit([nl,nl]),
+
+ Return_rest = proplists:get_bool(undec_rest, Options),
Data = case {Erules,Return_rest} of
{ber,true} -> "Data0";
_ -> "Data"
end,
emit(["decode(Type,",Data,") ->",nl]),
- DecAnonymous =
+ DecWrap =
case {Erules,Return_rest} of
{ber,false} ->
asn1ct_func:need({ber,ber_decode_nif,1}),
@@ -955,28 +959,26 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) ->
_ ->
"Data"
end,
- DecWrap = case Erules of
- ber ->
- DecAnonymous;
- _ -> "Data"
- end,
-
- emit(["try decode_disp(Type, ",DecWrap,") of",nl]),
+ emit([case NoOkWrapper of
+ false -> "try";
+ true -> "case"
+ end, " decode_disp(Type, ",DecWrap,") of",nl]),
case erule(Erules) of
ber ->
- emit([" Result ->",nl,
- case Return_rest of
- false -> " {ok,Result}";
- true -> " {ok,Result,Rest}"
- end,nl]);
+ emit([" Result ->",nl]);
per ->
- emit([" {Result,Rest} ->",nl,
- case Return_rest of
- false -> " {ok,Result}";
- true -> " {ok,Result,Rest}"
- end,nl])
+ emit([" {Result,Rest} ->",nl])
+ end,
+ case Return_rest of
+ false -> result_line(NoOkWrapper, ["Result"]);
+ true -> result_line(NoOkWrapper, ["Result","Rest"])
+ end,
+ case NoOkWrapper of
+ false ->
+ emit([nl,try_catch(),nl,nl]);
+ true ->
+ emit([nl,"end.",nl,nl])
end,
- emit([try_catch(),nl,nl]),
gen_decode_partial_incomplete(Erules),
@@ -989,8 +991,19 @@ pgen_dispatcher(Erules,_Module,{Types,_Values,_,_,_Objects,_ObjectSets}) ->
gen_dispatcher(Types,"encode_disp","enc_",""),
gen_dispatcher(Types,"decode_disp","dec_","")
end,
- emit([nl]),
- emit({nl,nl}).
+ emit([nl,nl]).
+
+result_line(NoOkWrapper, Items) ->
+ S = [" "|case NoOkWrapper of
+ false -> result_line_1(["ok"|Items]);
+ true -> result_line_1(Items)
+ end],
+ emit(lists:flatten(S)).
+
+result_line_1([SingleItem]) ->
+ SingleItem;
+result_line_1(Items) ->
+ ["{",string:join(Items, ","),"}"].
try_catch() ->
[" catch",nl,
diff --git a/lib/asn1/test/asn1_SUITE.erl b/lib/asn1/test/asn1_SUITE.erl
index a558a2941f..61b360ddf2 100644
--- a/lib/asn1/test/asn1_SUITE.erl
+++ b/lib/asn1/test/asn1_SUITE.erl
@@ -297,7 +297,15 @@ cover(_) ->
testPrim(Config) -> test(Config, fun testPrim/3).
testPrim(Config, Rule, Opts) ->
- asn1_test_lib:compile_all(["Prim", "Real"], Config, [Rule|Opts]),
+ Files = ["Prim","Real"],
+ asn1_test_lib:compile_all(Files, Config, [Rule|Opts]),
+ do_test_prim(Rule, false),
+ asn1_test_lib:compile_all(Files, Config, [no_ok_wrapper,Rule|Opts]),
+ do_test_prim(Rule, true).
+
+do_test_prim(Rule, NoOkWrapper) ->
+ io:format("No ok wrapper: ~p\n", [NoOkWrapper]),
+ put(no_ok_wrapper, NoOkWrapper),
testPrim:bool(Rule),
testPrim:int(Rule),
testPrim:enum(Rule),
@@ -925,10 +933,14 @@ testNortel(Config, Rule, Opts) ->
test_undecoded_rest(Config) -> test(Config, fun test_undecoded_rest/3).
test_undecoded_rest(Config, Rule, Opts) ->
+ do_test_undecoded_rest(Config, Rule, Opts),
+ do_test_undecoded_rest(Config, Rule, [no_ok_wrapper|Opts]),
+ do_test_undecoded_rest(Config, Rule, [undec_rest|Opts]),
+ do_test_undecoded_rest(Config, Rule, [no_ok_wrapper,undec_rest|Opts]).
+
+do_test_undecoded_rest(Config, Rule, Opts) ->
asn1_test_lib:compile("P-Record", Config, [Rule|Opts]),
- ok = test_undecoded_rest:test([], Config),
- asn1_test_lib:compile("P-Record", Config, [Rule,undec_rest|Opts]),
- test_undecoded_rest:test(undec_rest, Config).
+ test_undecoded_rest:test(Opts, Config).
testTcapsystem(Config) ->
test(Config, fun testTcapsystem/3).
diff --git a/lib/asn1/test/testPrim.erl b/lib/asn1/test/testPrim.erl
index 5e3890b175..e07379e634 100644
--- a/lib/asn1/test/testPrim.erl
+++ b/lib/asn1/test/testPrim.erl
@@ -36,8 +36,7 @@ bool(Rules) ->
case Rules of
ber ->
[begin
- {error,{asn1,{encode_boolean,517}}} =
- (catch 'Prim':encode(T, 517))
+ {error,{asn1,{encode_boolean,517}}} = enc_error(T, 517)
end || T <- Types],
ok;
_ ->
@@ -90,12 +89,12 @@ enum(Rules) ->
roundtrip('Enum', monday),
roundtrip('Enum', thursday),
- {error,{asn1,{_,4}}} = (catch 'Prim':encode('Enum', 4)),
+ {error,{asn1,{_,4}}} = enc_error('Enum', 4),
case Rules of
Per when Per =:= per; Per =:= uper ->
- {ok,<<0>>} = 'Prim':encode('SingleEnumVal', true),
- {ok,<<0>>} = 'Prim':encode('SingleEnumValExt', true);
+ <<0>> = roundtrip('SingleEnumVal', true),
+ <<0>> = roundtrip('SingleEnumValExt', true);
ber ->
ok
end,
@@ -132,10 +131,32 @@ null(_Rules) ->
ok.
roundtrip(T, V) ->
- asn1_test_lib:roundtrip_enc('Prim', T, V, V).
+ roundtrip(T, V, V).
roundtrip(Type, Value, ExpectedValue) ->
- asn1_test_lib:roundtrip_enc('Prim', Type, Value, ExpectedValue).
+ case get(no_ok_wrapper) of
+ false ->
+ asn1_test_lib:roundtrip_enc('Prim', Type, Value, ExpectedValue);
+ true ->
+ M = 'Prim',
+ Enc = M:encode(Type, Value),
+ ExpectedValue = M:decode(Type, Enc),
+ Enc
+ end.
+
+enc_error(T, V) ->
+ case get(no_ok_wrapper) of
+ false ->
+ 'Prim':encode(T, V);
+ true ->
+ try 'Prim':encode(T, V) of
+ _ ->
+ ?t:fail()
+ catch
+ _:Reason ->
+ Reason
+ end
+ end.
real(_Rules) ->
%%==========================================================
@@ -177,4 +198,11 @@ real_roundtrip(T, V) ->
real_roundtrip(T, V, V).
real_roundtrip(Type, Value, ExpectedValue) ->
- asn1_test_lib:roundtrip('Real', Type, Value, ExpectedValue).
+ case get(no_ok_wrapper) of
+ false ->
+ asn1_test_lib:roundtrip('Real', Type, Value, ExpectedValue);
+ true ->
+ M = 'Real',
+ ExpectedValue = M:decode(Type, M:encode(Type, Value)),
+ ok
+ end.
diff --git a/lib/asn1/test/test_undecoded_rest.erl b/lib/asn1/test/test_undecoded_rest.erl
index fe04178bb1..91e614d38a 100644
--- a/lib/asn1/test/test_undecoded_rest.erl
+++ b/lib/asn1/test/test_undecoded_rest.erl
@@ -26,21 +26,42 @@
%% testing OTP-5104
-test(Opt, Config) ->
+test(Opts, Config) ->
{ok,Msg} = asn1ct:value('P-Record', 'PersonnelRecord',
[{i,?config(case_dir, Config)}]),
- {ok,Bytes0} = 'P-Record':encode('PersonnelRecord', Msg),
+ Bytes0 = encode(Opts, 'PersonnelRecord', Msg),
Bytes1 = iolist_to_binary([Bytes0, <<55,55,55>>]),
- case Opt of
- undec_rest ->
- {ok,Msg,R} = 'P-Record':decode('PersonnelRecord', Bytes1),
+ case proplists:get_bool(undec_rest, Opts) of
+ true ->
+ {Msg,R} = decode(Opts, 'PersonnelRecord', Bytes1),
case R of
- <<55,55,55>> -> ok;
+ <<55,55,55>> ->
+ ok;
BStr when is_bitstring(BStr) ->
PadLen = (8 - (bit_size(BStr) rem 8)) rem 8,
<<0,55,55,55>> = <<0:PadLen, BStr/bitstring>>
end;
- _ ->
- {ok,Msg} = 'P-Record':decode('PersonnelRecord', Bytes1)
+ false ->
+ Msg = decode(Opts, 'PersonnelRecord', Bytes1)
end,
ok.
+
+encode(Opts, T, V) ->
+ M = 'P-Record',
+ case proplists:get_bool(no_ok_wrapper, Opts) of
+ false ->
+ {ok,Enc} = M:encode(T, V),
+ Enc;
+ true ->
+ Enc = M:encode(T, V),
+ true = is_binary(Enc),
+ Enc
+ end.
+
+decode(Opts, T, E) ->
+ M = 'P-Record',
+ case {proplists:get_bool(no_ok_wrapper, Opts),M:decode(T, E)} of
+ {false,{ok,Val}} -> Val;
+ {false,{ok,Val,Rest}} -> {Val,Rest};
+ {true,Result} -> Result
+ end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 10:35:57 +0000