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support for constraints 

git-svn-id: https://asn1c.svn.sourceforge.net/svnroot/asn1c/trunk@247 59561ff5-6e30-0410-9f3c-9617f08c8826
This commit is contained in:
vlm 2004-09-05 10:37:18 +00:00
parent 7614245854
commit ff3a677824
3 changed files with 42 additions and 8 deletions
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2
tests/19-param-OK.asn1
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@ -14,7 +14,7 @@ BEGIN
SIGNED { ToBeSigned } ::= SEQUENCE {
toBeSigned ToBeSigned,
algorithm OBJECT IDENTIFIER,
signature BIT STRING
signature BIT STRING SIZE(0..256)
}
Certificate ::= SIGNED { SEQUENCE {

6
tests/19-param-OK.asn1.-EF
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@ -1,5 +1,5 @@
ModuleTestParam {iso(-1) org(3) dod(6) internet(1) private(4)
ModuleTestParam {iso org(3) dod(6) internet(1) private(4)
enterprise(1) spelio(9363) software(1) asn1c(5) test(1)
19 }
DEFINITIONS ::=
@ -8,7 +8,7 @@ BEGIN
SIGNED{ToBeSigned} ::= SEQUENCE {
toBeSigned ToBeSigned,
algorithm OBJECT IDENTIFIER,
signature BIT STRING
signature BIT STRING SIZE(0..256)
}
Certificate ::= SEQUENCE {
@ -18,7 +18,7 @@ Certificate ::= SEQUENCE {
issuer Name
},
algorithm OBJECT IDENTIFIER,
signature BIT STRING
signature BIT STRING SIZE(0..256)
}
Name ::= SEQUENCE OF RelativeDistinguishedName

42
tests/19-param-OK.asn1.-P
View File

@ -30,6 +30,40 @@ typedef struct Certificate {
ber_dec_ctx_t _ber_dec_ctx;
} Certificate_t;
/*** <<< CODE [Certificate] >>> ***/
static int
memb_signature_1_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,
asn_app_consume_bytes_f *app_errlog, void *app_key) {
const BIT_STRING_t *st = sptr;
size_t size;
if(!sptr) {
_ASN_ERRLOG(app_errlog, app_key,
"%s: value not given (%s:%d)",
td->name, __FILE__, __LINE__);
return -1;
}
if(st->size > 0) {
/* Size in bits */
size = 8 * (st->size - 1) - (st->buf[0] & 0x7);
} else {
size = 0;
}
if((size <= 256)) {
/* Constraint check succeeded */
return 0;
} else {
_ASN_ERRLOG(app_errlog, app_key,
"%s: constraint failed (%s:%d)",
td->name, __FILE__, __LINE__);
return -1;
}
}
/*** <<< STAT-DEFS [Certificate] >>> ***/
static asn1_TYPE_member_t asn1_MBR_toBeSigned[] = {
@ -108,7 +142,7 @@ static asn1_TYPE_member_t asn1_MBR_Certificate[] = {
.tag = (ASN_TAG_CLASS_UNIVERSAL | (3 << 2)),
.tag_mode = 0,
.type = (void *)&asn1_DEF_BIT_STRING,
.memb_constraints = 0, /* Defer to actual type */
.memb_constraints = memb_signature_1_constraint,
.name = "signature"
},
};
@ -116,7 +150,7 @@ static ber_tlv_tag_t asn1_DEF_Certificate_tags[] = {
(ASN_TAG_CLASS_UNIVERSAL | (16 << 2))
};
static asn1_TYPE_tag2member_t asn1_DEF_Certificate_tag2el[] = {
{ (ASN_TAG_CLASS_UNIVERSAL | (3 << 2)), 2, 0, 0 }, /* signature at 18 */
{ (ASN_TAG_CLASS_UNIVERSAL | (3 << 2)), 2, 0, 0 }, /* signature at 17 */
{ (ASN_TAG_CLASS_UNIVERSAL | (6 << 2)), 1, 0, 0 }, /* algorithm at 16 */
{ (ASN_TAG_CLASS_UNIVERSAL | (16 << 2)), 0, 0, 0 }, /* toBeSigned at 21 */
};
@ -255,7 +289,7 @@ static int check_permitted_alphabet_1(const void *sptr) {
/*** <<< CODE [RelativeDistinguishedName] >>> ***/
static int
memb_IA5String_1_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,
memb_IA5String_2_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,
asn_app_consume_bytes_f *app_errlog, void *app_key) {
const IA5String_t *st = sptr;
@ -286,7 +320,7 @@ static asn1_TYPE_member_t asn1_MBR_RelativeDistinguishedName[] = {
.tag = (ASN_TAG_CLASS_UNIVERSAL | (22 << 2)),
.tag_mode = 0,
.type = (void *)&asn1_DEF_IA5String,
.memb_constraints = memb_IA5String_1_constraint,
.memb_constraints = memb_IA5String_2_constraint,
.name = ""
},
};