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authorBjörn Gustavsson <[email protected]>2012-11-16 07:41:44 +0100
committerBjörn Gustavsson <[email protected]>2012-12-06 14:22:36 +0100
commit51733b718f3f57726951177e69eea4d5ad9266c4 (patch)
tree949b4464c734857c72926a662049ea100c075174 /lib/asn1/src
parent81d6790acf9d55a63575efd93bdba1629c101b62 (diff)
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Optimize encoding/decoding of NULL in the per and uper back-ends
Don't waste time calling a trivial function in the run-time library for encoding and decoding of NULL values.
Diffstat (limited to 'lib/asn1/src')
-rw-r--r--lib/asn1/src/asn1ct_gen_per.erl5
-rw-r--r--lib/asn1/src/asn1ct_gen_per_rt2ct.erl5
-rw-r--r--lib/asn1/src/asn1rt_per_bin_rt2ct.erl11
-rw-r--r--lib/asn1/src/asn1rt_uper_bin.erl7
4 files changed, 4 insertions, 24 deletions
diff --git a/lib/asn1/src/asn1ct_gen_per.erl b/lib/asn1/src/asn1ct_gen_per.erl
index 3e100fc833..e82c389afc 100644
--- a/lib/asn1/src/asn1ct_gen_per.erl
+++ b/lib/asn1/src/asn1ct_gen_per.erl
@@ -184,7 +184,7 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) ->
{asis,Constraint},",",Value,",",
{asis,NamedNumberList},")"});
'NULL' ->
- emit({"?RT_PER:encode_null(",Value,")"});
+ emit("[]");
'OBJECT IDENTIFIER' ->
emit({"?RT_PER:encode_object_identifier(",Value,")"});
'RELATIVE-OID' ->
@@ -1256,8 +1256,7 @@ gen_dec_prim(Erules,Att,BytesVar) ->
{asis,NamedNumberList},")"})
end;
'NULL' ->
- emit({"?RT_PER:decode_null(",
- BytesVar,")"});
+ emit({"{'NULL',",BytesVar,"}"});
'OBJECT IDENTIFIER' ->
emit({"?RT_PER:decode_object_identifier(",
BytesVar,")"});
diff --git a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
index 16eec92847..603699e4af 100644
--- a/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
+++ b/lib/asn1/src/asn1ct_gen_per_rt2ct.erl
@@ -176,7 +176,7 @@ gen_encode_prim(Erules,D,DoTag,Value) when is_record(D,type) ->
{asis,NamedNumberList},")"})
end;
'NULL' ->
- emit({"?RT_PER:encode_null(",Value,")"});
+ emit("[]");
'OBJECT IDENTIFIER' ->
emit({"?RT_PER:encode_object_identifier(",Value,")"});
'RELATIVE-OID' ->
@@ -1612,8 +1612,7 @@ gen_dec_prim(Erules,Att,BytesVar) ->
{asis,NamedNumberList},")"})
end;
'NULL' ->
- emit({"?RT_PER:decode_null(",
- BytesVar,")"});
+ emit({"{'NULL',",BytesVar,"}"});
'OBJECT IDENTIFIER' ->
emit({"?RT_PER:decode_object_identifier(",
BytesVar,")"});
diff --git a/lib/asn1/src/asn1rt_per_bin_rt2ct.erl b/lib/asn1/src/asn1rt_per_bin_rt2ct.erl
index 01e1cb23d7..dfe03f9c5d 100644
--- a/lib/asn1/src/asn1rt_per_bin_rt2ct.erl
+++ b/lib/asn1/src/asn1rt_per_bin_rt2ct.erl
@@ -34,7 +34,6 @@
-export([decode_enumerated/3,
encode_bit_string/3, decode_bit_string/3 ]).
-export([encode_octet_string/2, decode_octet_string/2,
- encode_null/1, decode_null/1,
encode_object_identifier/1, decode_object_identifier/1,
encode_real/1, decode_real/1,
encode_relative_oid/1, decode_relative_oid/1,
@@ -1543,16 +1542,6 @@ chars_decode2(Bytes,{Min,Max,CharInTab},NumBits,Len,Acc) ->
chars_decode2(Bytes2,{Min,Max,CharInTab},NumBits,Len -1,[element(Char+1,CharInTab)|Acc]).
- % X.691:17
-encode_null(_Val) -> []. % encodes to nothing
-%encode_null({Name,Val}) when is_atom(Name) ->
-% encode_null(Val).
-
-decode_null(Bytes) ->
- {'NULL',Bytes}.
-
-
-
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% encode_UTF8String(Val) -> CompleteList
%% Val -> <<utf8encoded binary>>
diff --git a/lib/asn1/src/asn1rt_uper_bin.erl b/lib/asn1/src/asn1rt_uper_bin.erl
index e1f96416a9..6f6bfa195e 100644
--- a/lib/asn1/src/asn1rt_uper_bin.erl
+++ b/lib/asn1/src/asn1rt_uper_bin.erl
@@ -36,7 +36,6 @@
-export([decode_enumerated/3,
encode_bit_string/3, decode_bit_string/3 ]).
-export([encode_octet_string/2, decode_octet_string/2,
- encode_null/1, decode_null/1,
encode_relative_oid/1, decode_relative_oid/1,
encode_object_identifier/1, decode_object_identifier/1,
encode_real/1, decode_real/1,
@@ -1427,12 +1426,6 @@ decode_UTF8String(Bytes) ->
getoctets_as_bin(Bytes2,Len).
- % X.691:17
-encode_null(_) -> []. % encodes to nothing
-
-decode_null(Bytes) ->
- {'NULL',Bytes}.
-
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% encode_object_identifier(Val) -> CompleteList
%% encode_object_identifier({Name,Val}) -> CompleteList