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Libraries
asn1c
Commits
31c46d50
Commit
31c46d50
authored
Jun 26, 2007
by
Lev Walkin
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Plain Diff
counting overhead
parent
5ce11fde
Changes
2
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2 changed files
with
47 additions
and
40 deletions
+47
-40
skeletons/constr_SEQUENCE.c
skeletons/constr_SEQUENCE.c
+45
-40
skeletons/per_decoder.c
skeletons/per_decoder.c
+2
-0
No files found.
skeletons/constr_SEQUENCE.c
View file @
31c46d50
...
...
@@ -1069,9 +1069,10 @@ uper_ugot_refill(asn_per_data_t *pd) {
asn_per_data_t
*
oldpd
=
&
arg
->
oldpd
;
ASN_DEBUG
(
"REFILLING [from %d (%d->%d)] now [%d (%d->%d)] uncl %d"
,
oldpd
->
nbits
-
oldpd
->
nboff
,
oldpd
->
nboff
,
oldpd
->
nbits
,
pd
->
nbits
-
pd
->
nboff
,
pd
->
nboff
,
pd
->
nbits
,
arg
->
unclaimed
);
ASN_DEBUG
(
"REFILLING (%+db) [from %d (%d->%d)_%d] now [%d (%d->%d)_%d] uncl %d"
,
pd
->
buffer
-
oldpd
->
buffer
,
oldpd
->
nbits
-
oldpd
->
nboff
,
oldpd
->
nboff
,
oldpd
->
nbits
,
oldpd
->
moved
,
pd
->
nbits
-
pd
->
nboff
,
pd
->
nboff
,
pd
->
nbits
,
pd
->
moved
,
arg
->
unclaimed
);
/* Advance our position to where pd is */
oldpd
->
buffer
=
pd
->
buffer
;
...
...
@@ -1101,30 +1102,25 @@ uper_ugot_refill(asn_per_data_t *pd) {
}
next_chunk_bytes
=
uper_get_length
(
oldpd
,
-
1
,
&
arg
->
repeat
);
ASN_DEBUG
(
"Open type LENGTH %d bytes
, old %d (%d->%d)
repeat %d"
,
next_chunk_bytes
,
oldpd
->
nbits
-
oldpd
->
nboff
,
oldpd
->
nboff
,
oldpd
->
nbits
,
arg
->
repeat
);
ASN_DEBUG
(
"Open type LENGTH %d bytes
at off %d,
repeat %d"
,
next_chunk_bytes
,
oldpd
->
moved
,
arg
->
repeat
);
if
(
next_chunk_bytes
<
0
)
return
-
1
;
if
(
next_chunk_bytes
==
0
)
{
pd
->
refill
=
0
;
/* No more refills, naturally */
assert
(
!
arg
->
repeat
);
/* Implementation guarantee */
}
pd
->
buffer
=
oldpd
->
buffer
;
pd
->
nboff
=
oldpd
->
nboff
;
pd
->
nbits
=
oldpd
->
nbits
;
next_chunk_bits
=
next_chunk_bytes
<<
3
;
avail
=
pd
->
nbits
-
pd
->
nboff
;
ASN_DEBUG
(
"now at %d bits, want %d, avail %d"
,
((((
int
)
pd
->
buffer
)
&
0x7
)
<<
3
)
+
pd
->
nboff
,
next_chunk_bits
,
avail
);
avail
=
oldpd
->
nbits
-
oldpd
->
nboff
;
if
(
avail
>=
next_chunk_bits
)
{
pd
->
nbits
=
pd
->
nboff
+
next_chunk_bits
;
pd
->
nbits
=
old
pd
->
nboff
+
next_chunk_bits
;
arg
->
unclaimed
=
0
;
}
else
{
pd
->
nbits
=
oldpd
->
nbits
;
arg
->
unclaimed
=
next_chunk_bits
-
avail
;
ASN_DEBUG
(
"Parent has %d, require %d, will claim %d"
,
avail
,
next_chunk_bits
,
arg
->
unclaimed
);
}
ASN_DEBUG
(
"now at %d bits"
,
((((
int
)
pd
->
buffer
)
&
0x7
)
<<
3
)
+
pd
->
nboff
)
;
pd
->
buffer
=
oldpd
->
buffer
;
pd
->
nboff
=
oldpd
->
nboff
;
return
0
;
}
...
...
@@ -1144,36 +1140,48 @@ uper_get_open_type(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
arg
.
repeat
=
1
;
pd
->
refill
=
uper_ugot_refill
;
pd
->
refill_key
=
&
arg
;
pd
->
nbits
=
pd
->
nboff
;
/* 0 bits at this point, wait for refill */
pd
->
nbits
=
pd
->
nboff
;
/* 0 good bits at this point, will refill */
pd
->
moved
=
0
;
/* This now counts the open type size in bits */
rv
=
td
->
uper_decoder
(
opt_codec_ctx
,
td
,
constraints
,
sptr
,
pd
);
ASN_DEBUG
(
"Open type
unconsume
d unclaimed=%d, repeat=%d, nbdiff=%d (%d->%d, old=%d (%d->%d))"
,
arg
.
unclaimed
,
arg
.
repeat
,
ASN_DEBUG
(
"Open type
%s consumed %d off of %
d unclaimed=%d, repeat=%d, nbdiff=%d (%d->%d, old=%d (%d->%d))"
,
td
->
name
,
pd
->
moved
,
arg
.
oldpd
.
moved
,
arg
.
unclaimed
,
arg
.
repeat
,
pd
->
nbits
-
pd
->
nboff
,
pd
->
nboff
,
pd
->
nbits
,
arg
.
oldpd
.
nbits
-
arg
.
oldpd
.
nboff
,
arg
.
oldpd
.
nboff
,
arg
.
oldpd
.
nbits
);
ASN_DEBUG
(
"now at %d bits"
,
((((
int
)
pd
->
buffer
)
&
0x7
)
<<
3
)
+
pd
->
nboff
);
padding
=
pd
->
nbits
-
pd
->
nboff
;
if
(
padding
>
7
)
{
ASN_DEBUG
(
"Too large padding in open type %p (%d->%d) %d"
,
pd
->
buffer
,
pd
->
nboff
,
pd
->
nbits
,
padding
);
rv
.
code
=
RC_FAIL
;
return
rv
;
padding
=
pd
->
moved
%
8
;
if
(
padding
)
{
if
(
padding
>
7
)
{
ASN_DEBUG
(
"Too large padding %d in open type"
,
padding
);
rv
.
code
=
RC_FAIL
;
return
rv
;
}
ASN_DEBUG
(
"Getting padding of %d bits"
,
padding
);
switch
(
per_get_few_bits
(
pd
,
padding
))
{
case
-
1
:
ASN_DEBUG
(
"Padding skip failed"
);
_ASN_DECODE_FAILED
;
case
0
:
break
;
default:
ASN_DEBUG
(
"Non-blank padding"
);
_ASN_DECODE_FAILED
;
}
}
ASN_DEBUG
(
"nboff = %d, nbits %d, padding = %d, plus %d/%p"
,
pd
->
nboff
,
pd
->
nbits
,
padding
,
pd
->
buffer
-
arg
.
oldpd
.
buffer
,
arg
.
oldpd
.
buffer
);
ASN_DEBUG
(
"Getting padding of %d bits"
,
padding
);
switch
(
per_get_few_bits
(
pd
,
padding
))
{
case
-
1
:
ASN_DEBUG
(
"Padding skip failed"
);
_ASN_DECODE_FAILED
;
case
0
:
break
;
default:
ASN_DEBUG
(
"Non-blank padding"
);
_ASN_DECODE_FAILED
;
if
(
pd
->
nbits
!=
pd
->
nboff
)
{
ASN_DEBUG
(
"Open type container overhead of %d off %d bits!"
,
pd
->
nbits
-
pd
->
nboff
,
arg
.
oldpd
.
moved
+
pd
->
moved
);
if
(
0
)
_ASN_DECODE_FAILED
;
/* Ignore unwanted overheads */
arg
.
oldpd
.
moved
+=
pd
->
nbits
-
pd
->
nboff
;
//pd->moved += pd->nbits - pd->nboff;
pd
->
nboff
=
pd
->
nbits
;
}
arg
.
oldpd
.
nbits
-=
pd
->
moved
-
arg
.
ot_moved
;
arg
.
oldpd
.
moved
+=
pd
->
moved
-
arg
.
ot_moved
;
pd
->
nboff
=
arg
.
oldpd
.
nboff
;
pd
->
nbits
=
arg
.
oldpd
.
nbits
;
pd
->
moved
=
arg
.
oldpd
.
moved
;
pd
->
refill
=
arg
.
oldpd
.
refill
;
pd
->
refill_key
=
arg
.
oldpd
.
refill_key
;
...
...
@@ -1197,9 +1205,6 @@ uper_get_open_type(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
}
}
ASN_DEBUG
(
"now at %d bits"
,
((((
int
)
pd
->
buffer
)
&
0x7
)
<<
3
)
+
pd
->
nboff
);
if
(
arg
.
repeat
)
{
ASN_DEBUG
(
"Not consumed the whole thing"
);
rv
.
code
=
RC_FAIL
;
...
...
skeletons/per_decoder.c
View file @
31c46d50
...
...
@@ -47,6 +47,8 @@ uper_decode(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td, void **sp
/* Return the number of consumed bits */
rval
.
consumed
=
((
pd
.
buffer
-
(
const
uint8_t
*
)
buffer
)
<<
3
)
+
pd
.
nboff
-
skip_bits
;
ASN_DEBUG
(
"PER decoding consumed %d, counted %d"
,
rval
.
consumed
,
pd
.
moved
);
assert
(
rval
.
consumed
==
pd
.
moved
);
}
else
{
/* PER codec is not a restartable */
...
...
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