From 2a206d87470fc61656dcfc67e428fd61cb8ee39c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= Date: Wed, 15 Feb 2017 14:04:25 +0100 Subject: PER: Slightly improve error reporting for encoding Generate slightly better error reasons when encoding of INTEGER, ENUMERATED, or BOOLEAN fails. --- lib/asn1/src/asn1ct_imm.erl | 11 ++++---- lib/asn1/src/asn1rtt_per_common.erl | 2 ++ lib/asn1/test/asn1_SUITE_data/Prim.asn1 | 2 ++ lib/asn1/test/testPrim.erl | 46 +++++++++++++++++++++------------ 4 files changed, 40 insertions(+), 21 deletions(-) (limited to 'lib/asn1') diff --git a/lib/asn1/src/asn1ct_imm.erl b/lib/asn1/src/asn1ct_imm.erl index 2ab848652e..1e15748e35 100644 --- a/lib/asn1/src/asn1ct_imm.erl +++ b/lib/asn1/src/asn1ct_imm.erl @@ -216,7 +216,8 @@ per_enc_legacy_bit_string(Val0, NNL0, Constraint0, Aligned) -> per_enc_boolean(Val0, _Aligned) -> {B,[Val]} = mk_vars(Val0, []), B++build_cond([[{eq,Val,false},{put_bits,0,1,[1]}], - [{eq,Val,true},{put_bits,1,1,[1]}]]). + [{eq,Val,true},{put_bits,1,1,[1]}], + ['_',{error,{illegal_boolean,Val}}]]). per_enc_choice(Val0, Cs0, _Aligned) -> {B,[Val]} = mk_vars(Val0, []), @@ -237,7 +238,7 @@ per_enc_enumerated(Val0, Root, Aligned) -> B++[{'cond',Cs++enumerated_error(Val)}]. enumerated_error(Val) -> - [['_',{error,Val}]]. + [['_',{error,{illegal_enumerated,Val}}]]. per_enc_integer(Val0, Constraint0, Aligned) -> {B,[Val]} = mk_vars(Val0, []), @@ -1107,7 +1108,7 @@ per_enc_integer_1(Val0, [{{_,_}=Constr,[]}], Aligned) -> per_enc_integer_1(Val0, [Constr], Aligned) -> {Prefix,Check,Action} = per_enc_integer_2(Val0, Constr, Aligned), Prefix++build_cond([[Check|Action], - ['_',{error,Val0}]]). + ['_',{error,{illegal_integer,Val0}}]]). per_enc_integer_2(Val, {'SingleValue',Sv}, Aligned) when is_integer(Sv) -> per_enc_constrained(Val, Sv, Sv, Aligned); @@ -2353,9 +2354,9 @@ enc_cg({'cond',Cs}) -> enc_cg_cond(Cs); enc_cg({error,Error}) when is_function(Error, 0) -> Error(); -enc_cg({error,Var0}) -> +enc_cg({error,{Tag,Var0}}) -> Var = mk_val(Var0), - emit(["exit({error,{asn1,{illegal_value,",Var,"}}})"]); + emit(["exit({error,{asn1,{",Tag,",",Var,"}}})"]); enc_cg({integer,Int}) -> emit(mk_val(Int)); enc_cg({lc,Body,Var,List}) -> diff --git a/lib/asn1/src/asn1rtt_per_common.erl b/lib/asn1/src/asn1rtt_per_common.erl index 3896cb7fa5..e7edfb1ee0 100644 --- a/lib/asn1/src/asn1rtt_per_common.erl +++ b/lib/asn1/src/asn1rtt_per_common.erl @@ -140,6 +140,8 @@ encode_relative_oid(Val) when is_tuple(Val) -> encode_relative_oid(Val) when is_list(Val) -> list_to_binary([e_object_element(X)||X <- Val]). +encode_unconstrained_number(Val) when not is_integer(Val) -> + exit({error,{asn1,{illegal_integer,Val}}}); encode_unconstrained_number(Val) when Val >= 0 -> if Val < 16#80 -> diff --git a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 index 4fe0901683..91c8696e61 100644 --- a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 +++ b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 @@ -18,6 +18,8 @@ BEGIN IntExpPri ::= [PRIVATE 51] EXPLICIT INTEGER IntExpApp ::= [APPLICATION 52] EXPLICIT INTEGER + IntConstrained ::= INTEGER (0..255) + IntEnum ::= INTEGER {first(1),last(31)} Enum ::= ENUMERATED {monday(1),tuesday(2),wednesday(3),thursday(4), diff --git a/lib/asn1/test/testPrim.erl b/lib/asn1/test/testPrim.erl index 96a2dd6c79..14546ff41c 100644 --- a/lib/asn1/test/testPrim.erl +++ b/lib/asn1/test/testPrim.erl @@ -34,15 +34,12 @@ bool(Rules) -> Types = ['Bool','BoolCon','BoolPri','BoolApp', 'BoolExpCon','BoolExpPri','BoolExpApp'], [roundtrip(T, V) || T <- Types, V <- [true,false]], - case Rules of - ber -> - [begin - {error,{asn1,{encode_boolean,517}}} = enc_error(T, 517) - end || T <- Types], - ok; - _ -> - ok - end. + Tag = case Rules of + ber -> encode_boolean; + _ -> illegal_boolean + end, + [{Tag,517} = enc_error(T, 517) || T <- Types], + ok. int(Rules) -> @@ -60,10 +57,22 @@ int(Rules) -> 123456789,12345678901234567890, -1,-2,-3,-4,-100,-127,-255,-256,-257, -1234567890,-2147483648], - [roundtrip(T, V) || - T <- ['Int','IntCon','IntPri','IntApp', - 'IntExpCon','IntExpPri','IntExpApp'], - V <- [1|Values]], + Types = ['Int','IntCon','IntPri','IntApp', + 'IntExpCon','IntExpPri','IntExpApp'], + _ = [roundtrip(T, V) || T <- Types, V <- [1|Values]], + Tag = case Rules of + ber -> encode_integer; + _ -> illegal_integer + end, + _ = [{Tag,V} = enc_error(T, V) || + T <- Types, V <- [atom,42.0,{a,b,c}]], + case Rules of + ber -> + ok; + _ -> + _ = [{Tag,V} = enc_error('IntConstrained', V) || + V <- [atom,-1,256,42.0]] + end, %%========================================================== %% IntEnum ::= INTEGER {first(1),last(31)} @@ -119,7 +128,11 @@ enum(Rules) -> roundtrip('Enum', monday), roundtrip('Enum', thursday), - {error,{asn1,{_,4}}} = enc_error('Enum', 4), + Tag = case Rules of + ber -> enumerated_not_in_range; + _ -> illegal_enumerated + end, + {Tag,4} = enc_error('Enum', 4), case Rules of Per when Per =:= per; Per =:= uper -> @@ -182,13 +195,14 @@ roundtrip(Type, Value, ExpectedValue) -> enc_error(T, V) -> case get(no_ok_wrapper) of false -> - 'Prim':encode(T, V); + {error,{asn1,Reason}} = 'Prim':encode(T, V), + Reason; true -> try 'Prim':encode(T, V) of _ -> ?t:fail() catch - _:Reason -> + _:{error,{asn1,Reason}} -> Reason end end. -- cgit v1.2.3