diff options
Diffstat (limited to 'lib/asn1/src/asn1rtt_ber.erl')
| -rw-r--r-- | lib/asn1/src/asn1rtt_ber.erl | 68 |
1 files changed, 34 insertions, 34 deletions
diff --git a/lib/asn1/src/asn1rtt_ber.erl b/lib/asn1/src/asn1rtt_ber.erl index bfa4253b3d..c4cd872368 100644 --- a/lib/asn1/src/asn1rtt_ber.erl +++ b/lib/asn1/src/asn1rtt_ber.erl @@ -721,45 +721,46 @@ encode_unnamed_bit_string(Bits, TagIn) -> Bin = <<Unused,Bits/bitstring,0:Unused>>, encode_tags(TagIn, Bin, byte_size(Bin)). -encode_unnamed_bit_string(C, Bits, TagIn) -> +encode_unnamed_bit_string(MaxBits, Bits, TagIn) -> NumBits = bit_size(Bits), Unused = (8 - (NumBits band 7)) band 7, Bin = <<Unused,Bits/bitstring,0:Unused>>, - case C of - {_Min,Max} -> - if - NumBits > Max -> - exit({error,{asn1, - {bitstring_length, - {{was,NumBits},{maximum,Max}}}}}); - true -> - ok - end; - Size -> - if NumBits =< Size -> - ok; - true -> - exit({error,{asn1, - {bitstring_length, - {{was,NumBits},{should_be,Size}}}}}) - end - end, - encode_tags(TagIn, Bin, byte_size(Bin)). + if + NumBits > MaxBits -> + exit({error,{asn1, + {bitstring_length, + {{was,NumBits},{maximum,MaxBits}}}}}); + true -> + encode_tags(TagIn, Bin, byte_size(Bin)) + end. encode_named_bit_string([H|_]=Bits, NamedBitList, TagIn) when is_atom(H) -> - encode_bit_string_named([], Bits, NamedBitList, TagIn); + do_encode_named_bit_string(Bits, NamedBitList, TagIn); encode_named_bit_string([{bit,_}|_]=Bits, NamedBitList, TagIn) -> - encode_bit_string_named([], Bits, NamedBitList, TagIn); + do_encode_named_bit_string(Bits, NamedBitList, TagIn); encode_named_bit_string(Bits, _NamedBitList, TagIn) when is_bitstring(Bits) -> encode_unnamed_bit_string(Bits, TagIn). encode_named_bit_string(C, [H|_]=Bits, NamedBitList, TagIn) when is_atom(H) -> - encode_bit_string_named(C, Bits, NamedBitList, TagIn); + do_encode_named_bit_string(C, Bits, NamedBitList, TagIn); encode_named_bit_string(C, [{bit,_}|_]=Bits, NamedBitList, TagIn) -> - encode_bit_string_named(C, Bits, NamedBitList, TagIn); + do_encode_named_bit_string(C, Bits, NamedBitList, TagIn); encode_named_bit_string(C, Bits, _NamedBitList, TagIn) when is_bitstring(Bits) -> encode_unnamed_bit_string(C, Bits, TagIn). +do_encode_named_bit_string([FirstVal | RestVal], NamedBitList, TagIn) -> + ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), + Size = lists:max(ToSetPos) + 1, + BitList = make_and_set_list(Size, ToSetPos, 0), + {Len,Unused,OctetList} = encode_bitstring(BitList), + encode_tags(TagIn, [Unused|OctetList],Len+1). + +do_encode_named_bit_string(Size, [FirstVal | RestVal], NamedBitList, TagIn) -> + ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), + BitList = make_and_set_list(Size, ToSetPos, 0), + {Len, Unused, OctetList} = encode_bitstring(BitList), + encode_tags(TagIn, [Unused|OctetList], Len+1). + %%============================================================================ %% Bitstring value, ITU_T X.690 Chapter 8.6 %% @@ -859,15 +860,14 @@ remove_unused_then_dotag(TagIn,Unused,BinBits) -> encode_bit_string_named(C, [FirstVal | RestVal], NamedBitList, TagIn) -> ToSetPos = get_all_bitposes([FirstVal | RestVal], NamedBitList, []), - Size = - case C of - [] -> - lists:max(ToSetPos)+1; - {_Min,Max} -> - Max; - TSize -> - TSize - end, + Size = case C of + [] -> + lists:max(ToSetPos) + 1; + {_Min,Max} -> + Max; + TSize -> + TSize + end, BitList = make_and_set_list(Size, ToSetPos, 0), {Len, Unused, OctetList} = encode_bitstring(BitList), encode_tags(TagIn, [Unused|OctetList],Len+1). |