eden-emu/mbedtls
14
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Adapt asn1_write_algorithm_identifier() to params

Browse source
This commit is contained in:
Manuel Pégourié-Gonnard 2013-09-12 02:17:54 +02:00 • committed by Paul Bakker
parent 3837daec9e
commit edda9041fc
5 changed files with 41 additions and 36 deletions
Download patch file Download diff file Expand all files Collapse all files

12
library/asn1write.c
View file

@ -158,17 +158,17 @@ int asn1_write_oid( unsigned char **p, unsigned char *start,
}
int asn1_write_algorithm_identifier( unsigned char **p, unsigned char *start,
const char *oid, size_t oid_len )
const char *oid, size_t oid_len,
size_t par_len )
{
int ret;
size_t len = 0;
// Write NULL
//
ASN1_CHK_ADD( len, asn1_write_null( p, start ) );
if( par_len == 0 )
ASN1_CHK_ADD( len, asn1_write_null( p, start ) );
else
len += par_len;
// Write OID
//
ASN1_CHK_ADD( len, asn1_write_oid( p, start, oid, oid_len ) );
ASN1_CHK_ADD( len, asn1_write_len( p, start, len ) );

1
library/oid.c
View file

@ -368,6 +368,7 @@ static const oid_pk_alg_t oid_pk_alg[] =
FN_OID_TYPED_FROM_ASN1(oid_pk_alg_t, pk_alg, oid_pk_alg);
FN_OID_GET_ATTR1(oid_get_pk_alg, oid_pk_alg_t, pk_alg, pk_type_t, pk_alg);
FN_OID_GET_OID_BY_ATTR1(oid_get_oid_by_pk_alg, oid_pk_alg_t, oid_pk_alg, pk_type_t, pk_alg);
#if defined(POLARSSL_ECP_C)
/*

42
library/x509write.c
View file

@ -172,8 +172,8 @@ static int x509_write_ec_pubkey( unsigned char **p, unsigned char *start,
* namedCurve OBJECT IDENTIFIER
* }
*/
static int x509_write_ec_algparam( unsigned char **p, unsigned char *start,
ecp_keypair *ec )
static int x509_write_ec_param( unsigned char **p, unsigned char *start,
ecp_keypair *ec )
{
int ret;
size_t len = 0;
@ -489,7 +489,8 @@ int x509write_pubkey_der( pk_context *key, unsigned char *buf, size_t size )
{
int ret;
unsigned char *c;
size_t len = 0;
size_t len = 0, par_len = 0, oid_len;
const char *oid;
c = buf + size;
@ -519,32 +520,21 @@ int x509write_pubkey_der( pk_context *key, unsigned char *buf, size_t size )
ASN1_CHK_ADD( len, asn1_write_len( &c, buf, len ) );
ASN1_CHK_ADD( len, asn1_write_tag( &c, buf, ASN1_BIT_STRING ) );
#if defined(POLARSSL_RSA_C)
if( pk_get_type( key ) == POLARSSL_PK_RSA )
ASN1_CHK_ADD( len, asn1_write_algorithm_identifier( &c, buf,
OID_PKCS1_RSA, OID_SIZE( OID_PKCS1_RSA ) ) );
else
#endif
if( ( ret = oid_get_oid_by_pk_alg( pk_get_type( key ),
&oid, &oid_len ) ) != 0 )
{
return( ret );
}
#if defined(POLARSSL_ECP_C)
if( pk_get_type( key ) == POLARSSL_PK_ECKEY )
{
size_t alg_len = 0;
ASN1_CHK_ADD( alg_len, x509_write_ec_algparam( &c, buf,
pk_ec( *key ) ) );
ASN1_CHK_ADD( alg_len, asn1_write_oid( &c, buf,
OID_EC_ALG_UNRESTRICTED, OID_SIZE( OID_EC_ALG_UNRESTRICTED ) ) );
ASN1_CHK_ADD( alg_len, asn1_write_len( &c, buf, alg_len ) );
ASN1_CHK_ADD( alg_len, asn1_write_tag( &c, buf,
ASN1_CONSTRUCTED | ASN1_SEQUENCE ) );
len += alg_len;
ASN1_CHK_ADD( par_len, x509_write_ec_param( &c, buf, pk_ec( *key ) ) );
}
else
#endif
return( POLARSSL_ERR_X509_FEATURE_UNAVAILABLE );
ASN1_CHK_ADD( len, asn1_write_algorithm_identifier( &c, buf, oid, oid_len,
par_len ) );
ASN1_CHK_ADD( len, asn1_write_len( &c, buf, len ) );
ASN1_CHK_ADD( len, asn1_write_tag( &c, buf, ASN1_CONSTRUCTED | ASN1_SEQUENCE ) );
@ -689,7 +679,7 @@ static int x509_write_sig( unsigned char **p, unsigned char *start,
// Write OID
//
ASN1_CHK_ADD( len, asn1_write_algorithm_identifier( p, start, oid,
oid_len ) );
oid_len, 0 ) );
return( len );
}
@ -937,7 +927,7 @@ int x509write_crt_der( x509write_cert *ctx, unsigned char *buf, size_t size )
* Signature ::= AlgorithmIdentifier
*/
ASN1_CHK_ADD( len, asn1_write_algorithm_identifier( &c, tmp_buf,
sig_oid, strlen( sig_oid ) ) );
sig_oid, strlen( sig_oid ), 0 ) );
/*
* Serial ::= INTEGER