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Print key_usage in x509_crt_info()

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This commit is contained in:
Manuel Pégourié-Gonnard
2014-04-01 14:12:11 +02:00
parent bce2b30855
commit 65c2ddc318
2 changed files with 62 additions and 3 deletions
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55
library/x509_crt.c
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@@ -1186,6 +1186,55 @@ static int x509_info_cert_type( char **buf, size_t *size,
return( 0 );
}
static int x509_info_key_usage( char **buf, size_t *size,
unsigned char key_usage )
{
int ret;
size_t n = *size;
char *p = *buf;
if( key_usage & KU_DIGITAL_SIGNATURE )
{
ret = snprintf( p, n, " digitalSignature" );
SAFE_SNPRINTF();
}
if( key_usage & KU_NON_REPUDIATION )
{
ret = snprintf( p, n, " nonRepudiation" );
SAFE_SNPRINTF();
}
if( key_usage & KU_KEY_ENCIPHERMENT )
{
ret = snprintf( p, n, " keyEncipherment" );
SAFE_SNPRINTF();
}
if( key_usage & KU_DATA_ENCIPHERMENT )
{
ret = snprintf( p, n, " dataEncipherment" );
SAFE_SNPRINTF();
}
if( key_usage & KU_KEY_AGREEMENT )
{
ret = snprintf( p, n, " keyAgreement" );
SAFE_SNPRINTF();
}
if( key_usage & KU_KEY_CERT_SIGN )
{
ret = snprintf( p, n, " keyCertSign" );
SAFE_SNPRINTF();
}
if( key_usage & KU_CRL_SIGN )
{
ret = snprintf( p, n, " cRLSign" );
SAFE_SNPRINTF();
}
*size = n;
*buf = p;
return( 0 );
}
/*
* Return an informational string about the certificate.
*/
@@ -1296,9 +1345,11 @@ int x509_crt_info( char *buf, size_t size, const char *prefix,
if( crt->ext_types & EXT_KEY_USAGE )
{
ret = snprintf( p, n, "\n%skey usage : ", prefix );
ret = snprintf( p, n, "\n%skey usage :", prefix );
SAFE_SNPRINTF();
/* TODO */
if( ( ret = x509_info_key_usage( &p, &n, crt->key_usage ) ) != 0 )
return( ret );
}
if( crt->ext_types & EXT_EXTENDED_KEY_USAGE )