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Added support for writing Key Usage and NS Cert Type extensions

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This commit is contained in:
Paul Bakker
2013-09-09 12:37:54 +02:00
parent cd35803684
commit 52be08c299
3 changed files with 100 additions and 7 deletions
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41
library/x509write.c
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@@ -389,6 +389,47 @@ int x509write_crt_set_authority_key_identifier( x509write_cert *ctx )
0, buf + sizeof(buf) - len, len );
}
int x509write_crt_set_key_usage( x509write_cert *ctx, unsigned char key_usage )
{
unsigned char buf[4];
unsigned char *c;
int ret;
c = buf + 4;
if( ( ret = asn1_write_bitstring( &c, buf, &key_usage, 7 ) ) != 4 )
return( ret );
ret = x509write_crt_set_extension( ctx, OID_KEY_USAGE,
OID_SIZE( OID_KEY_USAGE ),
1, buf, 4 );
if( ret != 0 )
return( ret );
return( 0 );
}
int x509write_crt_set_ns_cert_type( x509write_cert *ctx,
unsigned char ns_cert_type )
{
unsigned char buf[4];
unsigned char *c;
int ret;
c = buf + 4;
if( ( ret = asn1_write_bitstring( &c, buf, &ns_cert_type, 8 ) ) != 4 )
return( ret );
ret = x509write_crt_set_extension( ctx, OID_NS_CERT_TYPE,
OID_SIZE( OID_NS_CERT_TYPE ),
0, buf, 4 );
if( ret != 0 )
return( ret );
return( 0 );
}
int x509write_pubkey_der( rsa_context *rsa, unsigned char *buf, size_t size )
{
int ret;