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Libraries
asn1c
Commits
4118ccf9
Commit
4118ccf9
authored
Aug 02, 2017
by
Lev Walkin
Browse files
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Plain Diff
simplify numeric constraints checking in runtime
parent
5861e8a0
Changes
6
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Showing
6 changed files
with
257 additions
and
293 deletions
+257
-293
libasn1compiler/asn1c_C.c
libasn1compiler/asn1c_C.c
+117
-33
skeletons/INTEGER_oer.c
skeletons/INTEGER_oer.c
+41
-117
skeletons/NativeInteger_oer.c
skeletons/NativeInteger_oer.c
+0
-6
skeletons/OCTET_STRING_oer.c
skeletons/OCTET_STRING_oer.c
+7
-20
skeletons/oer_support.h
skeletons/oer_support.h
+6
-10
skeletons/tests/check-OER-INTEGER.c
skeletons/tests/check-OER-INTEGER.c
+86
-107
No files found.
libasn1compiler/asn1c_C.c
View file @
4118ccf9
...
...
@@ -41,6 +41,8 @@ static int expr_break_recursion(arg_t *arg, asn1p_expr_t *expr);
static
int
expr_as_xmlvaluelist
(
arg_t
*
arg
,
asn1p_expr_t
*
expr
);
static
int
expr_elements_count
(
arg_t
*
arg
,
asn1p_expr_t
*
expr
);
static
int
emit_single_member_OER_constraint
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
);
static
int
emit_single_member_OER_constraint_value
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
);
static
int
emit_single_member_OER_constraint_size
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
);
static
int
emit_single_member_PER_constraint
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
int
juscountvalues
,
char
*
type
);
static
int
emit_member_OER_constraints
(
arg_t
*
arg
,
asn1p_expr_t
*
expr
,
const
char
*
pfx
);
static
int
emit_member_PER_constraints
(
arg_t
*
arg
,
asn1p_expr_t
*
expr
,
const
char
*
pfx
);
...
...
@@ -1954,17 +1956,117 @@ PER_FROM_alphabet_characters(asn1cnst_range_t *range) {
return
numchars
;
}
static
void
emit_single_member_OER_constraint_comment
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
)
{
/*
* Print some courtesy debug information.
*/
if
(
range
&&
(
range
->
left
.
type
==
ARE_VALUE
||
range
->
right
.
type
==
ARE_VALUE
))
{
OUT
(
"
\t
/* "
);
if
(
type
)
OUT
(
"(%s"
,
type
);
OUT
(
"("
);
if
(
range
->
left
.
type
==
ARE_VALUE
)
OUT
(
"%"
PRIdASN
,
range
->
left
.
value
);
else
OUT
(
"MIN"
);
OUT
(
".."
);
if
(
range
->
right
.
type
==
ARE_VALUE
)
OUT
(
"%"
PRIdASN
,
range
->
right
.
value
);
else
OUT
(
"MAX"
);
if
(
range
->
extensible
)
OUT
(
",..."
);
if
(
type
)
OUT
(
")"
);
OUT
(
") */"
);
}
}
static
int
emit_single_member_OER_constraint
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
)
{
emit_single_member_OER_constraint
_value
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
)
{
if
(
!
range
)
{
/* oer_support.h: asn_oer_constraint_s */
OUT
(
"{ 0,
0, 0 }"
);
return
0
;
OUT
(
"{
0, 0 }"
);
return
0
;
}
if
(
range
->
incompatible
||
range
->
not_OER_visible
)
{
OUT
(
"{ 0, 0, 0 }"
);
}
else
{
OUT
(
"{ 0, 0 }"
);
}
else
if
(
range
->
left
.
type
==
ARE_VALUE
&&
range
->
right
.
type
==
ARE_VALUE
)
{
asn1c_integer_t
lb
=
range
->
left
.
value
;
asn1c_integer_t
ub
=
range
->
right
.
value
;
unsigned
width
=
0
;
unsigned
positive
=
0
;
if
(
lb
>=
0
)
{
/* X.969 08/2015 10.2(a) */
if
(
ub
<=
255
)
{
width
=
1
;
}
else
if
(
ub
<=
65535
)
{
width
=
2
;
}
else
if
(
ub
<=
4294967295UL
)
{
width
=
4
;
}
else
if
(
ub
<=
18446744073709551615ULL
)
{
width
=
8
;
}
positive
=
1
;
}
else
{
positive
=
0
;
/* X.969 08/2015 10.2(b) - no lower bound or negative lower bound */
if
(
lb
>=
-
128
&&
ub
<=
127
)
{
width
=
1
;
}
else
if
(
lb
>=
-
32768
&&
ub
<=
32767
)
{
width
=
2
;
}
else
if
(
lb
>=
-
2147483648L
&&
ub
<=
2147483647L
)
{
width
=
4
;
}
else
if
(
lb
>=
-
9223372036854775808LL
&&
ub
<=
9223372036854775807LL
)
{
width
=
8
;
}
}
OUT
(
"{ %u, %u }"
,
width
,
positive
);
}
else
{
OUT
(
"{ 0, 0 }"
);
}
return
0
;
}
static
int
emit_single_member_OER_constraint_size
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
)
{
if
(
!
range
)
{
/* oer_support.h: asn_oer_constraint_s */
OUT
(
"-1"
);
return
0
;
}
if
(
range
->
incompatible
||
range
->
not_OER_visible
)
{
OUT
(
"-1"
);
}
else
{
if
(
range
->
left
.
type
==
ARE_VALUE
&&
range
->
right
.
type
==
ARE_VALUE
&&
range
->
left
.
value
==
range
->
right
.
value
&&
range
->
left
.
value
>=
0
)
{
OUT
(
"%"
PRIdMAX
""
,
range
->
left
.
value
);
}
else
{
OUT
(
"-1"
);
}
}
return
0
;
}
static
int
emit_single_member_OER_constraint
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
char
*
type
)
{
if
(
!
range
)
{
/* oer_support.h: asn_oer_constraint_s */
OUT
(
"{ 0, 0, 0 }"
);
return
0
;
}
if
(
range
->
incompatible
||
range
->
not_OER_visible
)
{
OUT
(
"{ 0, 0, 0 }"
);
}
else
{
if
(
range
->
left
.
type
==
ARE_VALUE
)
{
if
(
range
->
right
.
type
==
ARE_VALUE
)
{
OUT
(
"{ AOC_HAS_LOWER_BOUND | AOC_HAS_UPPER_BOUND, %"
PRIdMAX
...
...
@@ -1985,39 +2087,17 @@ emit_single_member_OER_constraint(arg_t *arg, asn1cnst_range_t *range, char *typ
}
}
/*
* Print some courtesy debug information.
*/
if
(
range
->
left
.
type
==
ARE_VALUE
||
range
->
right
.
type
==
ARE_VALUE
)
{
OUT
(
"
\t
/* "
);
if
(
type
)
OUT
(
"(%s"
,
type
);
OUT
(
"("
);
if
(
range
->
left
.
type
==
ARE_VALUE
)
OUT
(
"%"
PRIdASN
,
range
->
left
.
value
);
else
OUT
(
"MIN"
);
OUT
(
".."
);
if
(
range
->
right
.
type
==
ARE_VALUE
)
OUT
(
"%"
PRIdASN
,
range
->
right
.
value
);
else
OUT
(
"MAX"
);
if
(
range
->
extensible
)
OUT
(
",..."
);
if
(
type
)
OUT
(
")"
);
OUT
(
") */"
);
}
return
0
;
}
static
int
emit_single_member_PER_constraint
(
arg_t
*
arg
,
asn1cnst_range_t
*
range
,
int
alphabetsize
,
char
*
type
)
{
if
(
!
range
||
range
->
incompatible
||
range
->
not_PER_visible
)
{
OUT
(
"{ APC_UNCONSTRAINED,
\t
-1, -1, 0, 0 }"
);
if
(
!
range
||
range
->
incompatible
||
range
->
not_PER_visible
)
{
OUT
(
"{ APC_UNCONSTRAINED,
\t
-1, -1, 0, 0 }"
);
return
0
;
}
}
if
(
range
->
left
.
type
==
ARE_VALUE
)
{
if
(
range
->
left
.
type
==
ARE_VALUE
)
{
if
(
range
->
right
.
type
==
ARE_VALUE
)
{
asn1c_integer_t
cover
=
1
;
asn1c_integer_t
r
=
1
+
range
->
right
.
value
...
...
@@ -2151,22 +2231,26 @@ emit_member_OER_constraints(arg_t *arg, asn1p_expr_t *expr, const char *pfx) {
INDENT
(
+
1
);
/* .value{.width,.positive} */
range
=
asn1constraint_compute_OER_range
(
expr
->
Identifier
,
etype
,
expr
->
combined_constraints
,
ACT_EL_RANGE
,
0
,
0
,
0
);
if
(
emit_single_member_OER_constraint
(
arg
,
range
,
0
))
{
if
(
emit_single_member_OER_constraint
_value
(
arg
,
range
,
0
))
{
return
-
1
;
}
emit_single_member_OER_constraint_comment
(
arg
,
range
,
0
);
asn1constraint_range_free
(
range
);
OUT
(
",
\n
"
);
/* .size */
range
=
asn1constraint_compute_OER_range
(
expr
->
Identifier
,
etype
,
expr
->
combined_constraints
,
ACT_CT_SIZE
,
0
,
0
,
0
);
if
(
emit_single_member_OER_constraint
(
arg
,
range
,
"SIZE"
))
{
if
(
emit_single_member_OER_constraint
_size
(
arg
,
range
,
"SIZE"
))
{
return
-
1
;
}
emit_single_member_OER_constraint_comment
(
arg
,
range
,
"SIZE"
);
asn1constraint_range_free
(
range
);
INDENT
(
-
1
);
...
...
skeletons/INTEGER_oer.c
View file @
4118ccf9
...
...
@@ -16,8 +16,8 @@ INTEGER_decode_oer(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
asn_INTEGER_specifics_t
*
specs
=
(
asn_INTEGER_specifics_t
*
)
td
->
specifics
;
asn_dec_rval_t
rval
=
{
RC_OK
,
0
};
INTEGER_t
*
st
=
(
INTEGER_t
*
)
*
sptr
;
asn_oer_constraint_t
*
ct
;
size_t
req_bytes
=
0
;
/* 0 = length determinant is required */
struct
asn_oer_constraint_number_s
ct
=
{
0
,
0
}
;
size_t
req_bytes
;
(
void
)
opt_codec_ctx
;
(
void
)
specs
;
...
...
@@ -32,41 +32,32 @@ INTEGER_decode_oer(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
st
->
size
=
0
;
if
(
!
constraints
)
constraints
=
td
->
oer_constraints
;
ct
=
constraints
?
&
constraints
->
value
:
0
;
if
(
constraints
)
ct
=
constraints
->
value
;
if
(
ct
&&
(
ct
->
flags
&
AOC_HAS_LOWER_BOUND
)
&&
ct
->
lower_bound
>=
0
)
{
/* X.969 08/2015 10.2(a) */
unsigned
msb
;
/* Most significant bit */
size_t
useful_size
;
if
(
ct
.
width
)
{
req_bytes
=
ct
.
width
;
}
else
{
/* No lower bound and no upper bound, effectively */
intmax_t
ub
=
ct
->
upper_bound
;
if
(
ct
->
flags
&
AOC_HAS_UPPER_BOUND
)
{
if
(
ub
<=
255
)
{
req_bytes
=
1
;
}
else
if
(
ub
<=
65535
)
{
req_bytes
=
2
;
}
else
if
(
ub
<=
4294967295UL
)
{
req_bytes
=
4
;
}
else
if
(
ub
<=
18446744073709551615ULL
)
{
req_bytes
=
8
;
}
ssize_t
consumed
=
oer_fetch_length
(
ptr
,
size
,
&
req_bytes
);
if
(
consumed
==
0
)
{
ASN__DECODE_STARVED
;
}
else
if
(
consumed
==
-
1
)
{
ASN__DECODE_FAILED
;
}
rval
.
consumed
+=
consumed
;
ptr
=
(
const
char
*
)
ptr
+
consumed
;
size
-=
consumed
;
}
if
(
req_bytes
==
0
)
{
/* #8.6, using length determinant */
ssize_t
consumed
=
oer_fetch_length
(
ptr
,
size
,
&
req_bytes
);
if
(
consumed
==
0
)
{
ASN__DECODE_STARVED
;
}
else
if
(
consumed
==
-
1
)
{
ASN__DECODE_FAILED
;
}
rval
.
consumed
+=
consumed
;
ptr
=
(
const
char
*
)
ptr
+
consumed
;
size
-=
consumed
;
}
if
(
req_bytes
>
size
)
{
ASN__DECODE_STARVED
;
}
if
(
req_bytes
>
size
)
{
ASN__DECODE_STARVED
;
}
if
(
ct
.
positive
)
{
/* X.969 08/2015 10.2(a) */
unsigned
msb
;
/* Most significant bit */
size_t
useful_size
;
/* Check most significant bit */
msb
=
*
(
const
uint8_t
*
)
ptr
>>
7
;
/* yields 0 or 1 */
...
...
@@ -87,55 +78,20 @@ INTEGER_decode_oer(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
rval
.
consumed
+=
req_bytes
;
return
rval
;
}
else
if
(
ct
&&
((
ct
->
flags
&
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
))
==
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
)))
{
/* X.969 08/2015 10.2(b) - no lower bound or negative lower bound */
intmax_t
lb
=
ct
->
lower_bound
;
intmax_t
ub
=
ct
->
upper_bound
;
if
(
lb
>=
-
128
&&
ub
<=
127
)
{
req_bytes
=
1
;
}
else
if
(
lb
>=
-
32768
&&
ub
<=
32767
)
{
req_bytes
=
2
;
}
else
if
(
lb
>=
-
2147483648L
&&
ub
<=
2147483647L
)
{
req_bytes
=
4
;
}
else
if
(
lb
>=
-
9223372036854775808LL
&&
ub
<=
9223372036854775807LL
)
{
req_bytes
=
8
;
}
}
/* No lower bound and no upper bound, effectively */
if
(
req_bytes
==
0
)
{
/* #8.6, using length determinant */
ssize_t
consumed
=
oer_fetch_length
(
ptr
,
size
,
&
req_bytes
);
if
(
consumed
==
0
)
{
ASN__DECODE_STARVED
;
}
else
if
(
consumed
==
-
1
)
{
}
else
{
/* X.969 08/2015 10.2(b) */
st
->
buf
=
(
uint8_t
*
)
MALLOC
(
req_bytes
+
1
);
if
(
!
st
->
buf
)
{
ASN__DECODE_FAILED
;
}
rval
.
consumed
+=
consumed
;
ptr
=
(
const
char
*
)
ptr
+
consumed
;
size
-=
consumed
;
}
if
(
req_bytes
>
size
)
{
ASN__DECODE_STARVED
;
}
memcpy
(
st
->
buf
,
ptr
,
req_bytes
);
st
->
buf
[
req_bytes
]
=
'\0'
;
/* Just in case, 0-terminate */
st
->
size
=
req_bytes
;
st
->
buf
=
(
uint8_t
*
)
MALLOC
(
req_bytes
+
1
);
if
(
!
st
->
buf
)
{
ASN__DECODE_FAILED
;
rval
.
consumed
+=
req_bytes
;
return
rval
;
}
memcpy
(
st
->
buf
,
ptr
,
req_bytes
);
st
->
buf
[
req_bytes
]
=
'\0'
;
/* Just in case, 0-terminate */
st
->
size
=
req_bytes
;
rval
.
consumed
+=
req_bytes
;
return
rval
;
}
/*
...
...
@@ -147,31 +103,27 @@ INTEGER_encode_oer(asn_TYPE_descriptor_t *td,
asn_app_consume_bytes_f
*
cb
,
void
*
app_key
)
{
const
INTEGER_t
*
st
=
sptr
;
asn_enc_rval_t
er
;
asn_oer_constraint_t
*
ct
;
struct
asn_oer_constraint_number_s
ct
=
{
0
,
0
}
;
const
uint8_t
*
buf
;
const
uint8_t
*
end
;
size_t
useful_bytes
;
size_t
req_bytes
=
0
;
int
encode_as_unsigned
;
int
sign
=
0
;
if
(
!
st
||
st
->
size
==
0
)
ASN__ENCODE_FAILED
;
if
(
!
constraints
)
constraints
=
td
->
oer_constraints
;
ct
=
constraints
?
&
constraints
->
value
:
0
;
if
(
constraints
)
ct
=
constraints
->
value
;
er
.
encoded
=
0
;
buf
=
st
->
buf
;
end
=
buf
+
st
->
size
;
encode_as_unsigned
=
ct
&&
(
ct
->
flags
&
AOC_HAS_LOWER_BOUND
)
&&
ct
->
lower_bound
>=
0
;
sign
=
(
buf
&&
buf
<
end
)
?
buf
[
0
]
&
0x80
:
0
;
/* Ignore 9 leading zeroes or ones */
if
(
encode_as_unsigned
)
{
if
(
ct
.
positive
)
{
if
(
sign
)
{
/* The value given is a signed value. Can't proceed. */
ASN__ENCODE_FAILED
;
...
...
@@ -192,46 +144,18 @@ INTEGER_encode_oer(asn_TYPE_descriptor_t *td,
}
useful_bytes
=
end
-
buf
;
if
(
encode_as_unsigned
)
{
intmax_t
ub
=
ct
->
upper_bound
;
if
(
ub
<=
255
)
{
req_bytes
=
1
;
}
else
if
(
ub
<=
65535
)
{
req_bytes
=
2
;
}
else
if
(
ub
<=
4294967295UL
)
{
req_bytes
=
4
;
}
else
if
(
ub
<=
18446744073709551615ULL
)
{
req_bytes
=
8
;
}
}
else
if
(
ct
&&
((
ct
->
flags
&
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
))
==
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
)))
{
/* X.969 08/2015 10.2(b) - no lower bound or negative lower bound */
intmax_t
lb
=
ct
->
lower_bound
;
intmax_t
ub
=
ct
->
upper_bound
;
if
(
lb
>=
-
128
&&
ub
<=
127
)
{
req_bytes
=
1
;
}
else
if
(
lb
>=
-
32768
&&
ub
<=
32767
)
{
req_bytes
=
2
;
}
else
if
(
lb
>=
-
2147483648L
&&
ub
<=
2147483647L
)
{
req_bytes
=
4
;
}
else
if
(
lb
>=
-
9223372036854775808LL
&&
ub
<=
9223372036854775807LL
)
{
req_bytes
=
8
;
}
}
if
(
req_bytes
==
0
)
{
if
(
ct
.
width
)
{
req_bytes
=
ct
.
width
;
}
else
{
ssize_t
r
=
oer_serialize_length
(
useful_bytes
,
cb
,
app_key
);
if
(
r
<
0
)
{
ASN__ENCODE_FAILED
;
}
er
.
encoded
+=
r
;
req_bytes
=
useful_bytes
;
}
else
if
(
req_bytes
<
useful_bytes
)
{
}
if
(
req_bytes
<
useful_bytes
)
{
ASN__ENCODE_FAILED
;
}
...
...
skeletons/NativeInteger_oer.c
View file @
4118ccf9
...
...
@@ -17,22 +17,16 @@ NativeInteger_decode_oer(asn_codec_ctx_t *opt_codec_ctx,
asn_INTEGER_specifics_t
*
specs
=
(
asn_INTEGER_specifics_t
*
)
td
->
specifics
;
asn_dec_rval_t
rval
=
{
RC_OK
,
0
};
long
*
native
=
(
long
*
)
*
nint_ptr
;
asn_oer_constraint_t
*
ct
;
INTEGER_t
tmpint
;
INTEGER_t
*
tmpintptr
=
&
tmpint
;
memset
(
&
tmpint
,
0
,
sizeof
(
tmpint
));
(
void
)
opt_codec_ctx
;
if
(
!
native
)
{
native
=
(
long
*
)(
*
nint_ptr
=
CALLOC
(
1
,
sizeof
(
*
native
)));
if
(
!
native
)
ASN__DECODE_FAILED
;
}
if
(
!
constraints
)
constraints
=
td
->
oer_constraints
;
ct
=
constraints
?
&
constraints
->
value
:
0
;
/*
* OPTIMIZATION: Encode directly rather than passing through INTEGER.
* Saves a memory allocation.
...
...
skeletons/OCTET_STRING_oer.c
View file @
4118ccf9
...
...
@@ -9,11 +9,6 @@
#include <OCTET_STRING.h>
#include <errno.h>
static
asn_oer_constraints_t
asn_DEF_OCTET_STRING_oer_constraints
=
{
{
0
,
0
,
0
},
{
AOC_HAS_LOWER_BOUND
,
0
,
0
}
};
asn_dec_rval_t
OCTET_STRING_decode_oer
(
asn_codec_ctx_t
*
opt_codec_ctx
,
asn_TYPE_descriptor_t
*
td
,
...
...
@@ -26,8 +21,7 @@ OCTET_STRING_decode_oer(asn_codec_ctx_t *opt_codec_ctx,
OCTET_STRING_t
*
st
=
(
OCTET_STRING_t
*
)
*
sptr
;
asn_oer_constraints_t
*
cts
=
constraints
?
constraints
:
td
->
oer_constraints
;
asn_oer_constraint_t
*
csiz
=
cts
?
&
cts
->
size
:
&
asn_DEF_OCTET_STRING_oer_constraints
.
size
;
ssize_t
ct_size
=
cts
?
cts
->
size
:
-
1
;
asn_dec_rval_t
rval
=
{
RC_OK
,
0
};
size_t
expected_length
=
0
;
...
...
@@ -57,11 +51,8 @@ OCTET_STRING_decode_oer(asn_codec_ctx_t *opt_codec_ctx,
if
(
!
st
)
ASN__DECODE_FAILED
;
}
if
((
csiz
->
flags
&
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
))
==
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
)
&&
csiz
->
lower_bound
==
csiz
->
upper_bound
)
{
expected_length
=
unit_bytes
*
csiz
->
lower_bound
;
if
(
ct_size
>=
0
)
{
expected_length
=
unit_bytes
*
ct_size
;
}
else
{
/*
* X.696 (08/2015) #27.2
...
...
@@ -120,18 +111,14 @@ OCTET_STRING_encode_oer(asn_TYPE_descriptor_t *td,
OCTET_STRING_t
*
st
=
(
OCTET_STRING_t
*
)
sptr
;
asn_oer_constraints_t
*
cts
=
constraints
?
constraints
:
td
->
oer_constraints
;
asn_oer_constraint_t
*
csiz
=
cts
?
&
cts
->
size
:
&
asn_DEF_OCTET_STRING_oer_constraints
.
size
;
ssize_t
ct_size
=
cts
?
cts
->
size
:
-
1
;
asn_enc_rval_t
er
=
{
0
,
0
,
0
};
if
(
!
st
)
ASN__ENCODE_FAILED
;
ASN_DEBUG
(
"Encoding %s %d as OCTET STRING"
,
td
?
td
->
name
:
""
,
st
->
size
);
if
((
csiz
->
flags
&
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
))
==
(
AOC_HAS_LOWER_BOUND
|
AOC_HAS_UPPER_BOUND
)
&&
csiz
->
lower_bound
==
csiz
->
upper_bound
)
{
if
(
ct_size
>=
0
)
{
/*
* Check that available data matches the constraint
*/
...
...
@@ -154,11 +141,11 @@ OCTET_STRING_encode_oer(asn_TYPE_descriptor_t *td,
break
;
}
if
(
st
->
size
!=
unit_bytes
*
c
siz
->
lower_bound
)
{
if
(
st
->
size
!=
unit_bytes
*
c
t_size
)
{
ASN_DEBUG
(
"Trying to encode %s (%zu bytes) which doesn't fit SIZE "
"constraint (%d)"
,
td
->
name
,
st
->
size
,
c
siz
->
lower_bound
);
td
->
name
,
st
->
size
,
c
t_size
);
ASN__ENCODE_FAILED
;
}
}
else
{
...
...
skeletons/oer_support.h
View file @
4118ccf9
...
...
@@ -15,17 +15,13 @@ extern "C" {
/*
* Pre-computed OER constraints.
*/
typedef
const
struct
asn_oer_constraint_s
{
enum
asn_oer_constraint_flags
{
AOC_HAS_LOWER_BOUND
=
0x01
,
AOC_HAS_UPPER_BOUND
=
0x02
}
flags
;
intmax_t
lower_bound
;
intmax_t
upper_bound
;
}
asn_oer_constraint_t
;
typedef
const
struct
asn_oer_constraint_number_s
{
unsigned
width
;
/* ±8,4,2,1 fixed bytes */
unsigned
positive
;
/* 1 for unsigned number, 0 for signed */
}
asn_oer_constraint_number_t
;
typedef
const
struct
asn_oer_constraints_s
{
struct
asn_oer_constraint_s
value
;
s
truct
asn_oer_constraint_s
size
;
asn_oer_constraint_number_t
value
;
s
size_t
size
;
/* -1 (no constraint) or >= 0 */
}
asn_oer_constraints_t
;
...
...
skeletons/tests/check-OER-INTEGER.c
View file @
4118ccf9
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