tests/suites/test_suite_x509parse.function - mirror/mbed-tls - TrustedFirmware Git Browser

 /* BEGIN_HEADER */
 #include <polarssl/x509_crt.h>
 #include <polarssl/x509_crl.h>
 #include <polarssl/x509_csr.h>
 #include <polarssl/pem.h>
 #include <polarssl/oid.h>
 #include <polarssl/base64.h>

 int verify_none( void *data, x509_crt *crt, int certificate_depth, int *flags )
 {
     ((void) data);
     ((void) crt);
     ((void) certificate_depth);
     *flags |= BADCERT_OTHER;

     return 0;
 }

 int verify_all( void *data, x509_crt *crt, int certificate_depth, int *flags )
 {
     ((void) data);
     ((void) crt);
     ((void) certificate_depth);
     *flags = 0;

     return 0;
 }

 /* END_HEADER */

 /* BEGIN_DEPENDENCIES
  * depends_on:POLARSSL_BIGNUM_C
  * END_DEPENDENCIES
  */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C */
 void x509_cert_info( char *crt_file, char *result_str )
 {
     x509_crt   crt;
     char buf[2000];
     int res;

     x509_crt_init( &crt );
     memset( buf, 0, 2000 );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
     res = x509_crt_info( buf, 2000, "", &crt );

     TEST_ASSERT( res != -1 );
     TEST_ASSERT( res != -2 );

     TEST_ASSERT( strcmp( buf, result_str ) == 0 );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRL_PARSE_C */
 void x509_crl_info( char *crl_file, char *result_str )
 {
     x509_crl   crl;
     char buf[2000];
     int res;

     x509_crl_init( &crl );
     memset( buf, 0, 2000 );

     TEST_ASSERT( x509_crl_parse_file( &crl, crl_file ) == 0 );
     res = x509_crl_info( buf, 2000, "", &crl );

     TEST_ASSERT( res != -1 );
     TEST_ASSERT( res != -2 );

     TEST_ASSERT( strcmp( buf, result_str ) == 0 );

 exit:
     x509_crl_free( &crl );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CSR_PARSE_C */
 void x509_csr_info( char *csr_file, char *result_str )
 {
     x509_csr   csr;
     char buf[2000];
     int res;

     x509_csr_init( &csr );
     memset( buf, 0, 2000 );

     TEST_ASSERT( x509_csr_parse_file( &csr, csr_file ) == 0 );
     res = x509_csr_info( buf, 2000, "", &csr );

     TEST_ASSERT( res != -1 );
     TEST_ASSERT( res != -2 );

     TEST_ASSERT( strcmp( buf, result_str ) == 0 );

 exit:
     x509_csr_free( &csr );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CRL_PARSE_C */
 void x509_verify( char *crt_file, char *ca_file, char *crl_file,
                   char *cn_name_str, int result, int flags_result,
                   char *verify_callback )
 {
     x509_crt   crt;
     x509_crt   ca;
     x509_crl    crl;
     int         flags = 0;
     int         res;
     int (*f_vrfy)(void *, x509_crt *, int, int *) = NULL;
     char *      cn_name = NULL;

     x509_crt_init( &crt );
     x509_crt_init( &ca );
     x509_crl_init( &crl );

     if( strcmp( cn_name_str, "NULL" ) != 0 )
         cn_name = cn_name_str;

     if( strcmp( verify_callback, "NULL" ) == 0 )
         f_vrfy = NULL;
     else if( strcmp( verify_callback, "verify_none" ) == 0 )
         f_vrfy = verify_none;
     else if( strcmp( verify_callback, "verify_all" ) == 0 )
         f_vrfy = verify_all;
     else
         TEST_ASSERT( "No known verify callback selected" == 0 );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
     TEST_ASSERT( x509_crt_parse_file( &ca, ca_file ) == 0 );
     TEST_ASSERT( x509_crl_parse_file( &crl, crl_file ) == 0 );

     res = x509_crt_verify( &crt, &ca, &crl, cn_name, &flags, f_vrfy, NULL );

     TEST_ASSERT( res == ( result ) );
     TEST_ASSERT( flags == ( flags_result ) );

 exit:
     x509_crt_free( &crt );
     x509_crt_free( &ca );
     x509_crl_free( &crl );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
 void x509_dn_gets( char *crt_file, char *entity, char *result_str )
 {
     x509_crt   crt;
     char buf[2000];
     int res = 0;

     x509_crt_init( &crt );
     memset( buf, 0, 2000 );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
     if( strcmp( entity, "subject" ) == 0 )
         res =  x509_dn_gets( buf, 2000, &crt.subject );
     else if( strcmp( entity, "issuer" ) == 0 )
         res =  x509_dn_gets( buf, 2000, &crt.issuer );
     else
         TEST_ASSERT( "Unknown entity" == 0 );

     TEST_ASSERT( res != -1 );
     TEST_ASSERT( res != -2 );

     TEST_ASSERT( strcmp( buf, result_str ) == 0 );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
 void x509_time_expired( char *crt_file, char *entity, int result )
 {
     x509_crt   crt;

     x509_crt_init( &crt );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

     if( strcmp( entity, "valid_from" ) == 0 )
         TEST_ASSERT( x509_time_expired( &crt.valid_from ) == result );
     else if( strcmp( entity, "valid_to" ) == 0 )
         TEST_ASSERT( x509_time_expired( &crt.valid_to ) == result );
     else
         TEST_ASSERT( "Unknown entity" == 0 );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
 void x509_time_future( char *crt_file, char *entity, int result )
 {
     x509_crt   crt;

     x509_crt_init( &crt );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

     if( strcmp( entity, "valid_from" ) == 0 )
         TEST_ASSERT( x509_time_future( &crt.valid_from ) == result );
     else if( strcmp( entity, "valid_to" ) == 0 )
         TEST_ASSERT( x509_time_future( &crt.valid_to ) == result );
     else
         TEST_ASSERT( "Unknown entity" == 0 );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_FS_IO */
 void x509parse_crt_file( char *crt_file, int result )
 {
     x509_crt crt;

     x509_crt_init( &crt );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == result );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C */
 void x509parse_crt( char *crt_data, char *result_str, int result )
 {
     x509_crt   crt;
     unsigned char buf[2000];
     unsigned char output[2000];
     int data_len, res;

     x509_crt_init( &crt );
     memset( buf, 0, 2000 );
     memset( output, 0, 2000 );

     data_len = unhexify( buf, crt_data );

     TEST_ASSERT( x509_crt_parse( &crt, buf, data_len ) == ( result ) );
     if( ( result ) == 0 )
     {
         res = x509_crt_info( (char *) output, 2000, "", &crt );

         TEST_ASSERT( res != -1 );
         TEST_ASSERT( res != -2 );

         TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
     }

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CRL_PARSE_C */
 void x509parse_crl( char *crl_data, char *result_str, int result )
 {
     x509_crl   crl;
     unsigned char buf[2000];
     unsigned char output[2000];
     int data_len, res;

     x509_crl_init( &crl );
     memset( buf, 0, 2000 );
     memset( output, 0, 2000 );

     data_len = unhexify( buf, crl_data );

     TEST_ASSERT( x509_crl_parse( &crl, buf, data_len ) == ( result ) );
     if( ( result ) == 0 )
     {
         res = x509_crl_info( (char *) output, 2000, "", &crl );

         TEST_ASSERT( res != -1 );
         TEST_ASSERT( res != -2 );

         TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
     }

 exit:
     x509_crl_free( &crl );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CSR_PARSE_C */
 void x509_csr_parse( char *csr_der_hex, char *ref_out, int ref_ret )
 {
     x509_csr csr;
     unsigned char *csr_der = NULL;
     char my_out[1000];
     size_t csr_der_len;
     int my_ret;

     x509_csr_init( &csr );
     memset( my_out, 0, sizeof( my_out ) );
     csr_der = unhexify_alloc( csr_der_hex, &csr_der_len );

     my_ret = x509_csr_parse_der( &csr, csr_der, csr_der_len );
     TEST_ASSERT( my_ret == ref_ret );

     if( ref_ret == 0 )
     {
         size_t my_out_len = x509_csr_info( my_out, sizeof( my_out ), "", &csr );
         TEST_ASSERT( my_out_len == strlen( ref_out ) );
         TEST_ASSERT( strcmp( my_out, ref_out ) == 0 );
     }

 exit:
     x509_csr_free( &csr );
     polarssl_free( csr_der );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C */
 void x509_crt_parse_path( char *crt_path, int ret, int nb_crt )
 {
     x509_crt chain, *cur;
     int i;

     x509_crt_init( &chain );

     TEST_ASSERT( x509_crt_parse_path( &chain, crt_path ) == ret );

     /* Check how many certs we got */
     for( i = 0, cur = &chain; cur != NULL; cur = cur->next )
         if( cur->raw.p != NULL )
             i++;

     TEST_ASSERT( i == nb_crt );

 exit:
     x509_crt_free( &chain );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_USE_C */
 void x509_oid_desc( char *oid_str, char *ref_desc )
 {
     x509_buf oid;
     const char *desc;
     unsigned char buf[20];

     memset( buf, 0, sizeof buf );

     oid.tag = ASN1_OID;
     oid.len = unhexify( buf, oid_str );
     oid.p   = buf;

     desc = x509_oid_get_description( &oid );

     if( strcmp( ref_desc, "notfound" ) == 0 )
         TEST_ASSERT( desc == NULL );
     else
     {
         TEST_ASSERT( desc != NULL );
         TEST_ASSERT( strcmp( desc, ref_desc ) == 0 );
     }
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_USE_C */
 void x509_oid_numstr( char *oid_str, char *numstr, int blen, int ret )
 {
     x509_buf oid;
     unsigned char oid_buf[20];
     char num_buf[100];

     memset( oid_buf, 0x00, sizeof oid_buf );
     memset( num_buf, 0x2a, sizeof num_buf );

     oid.tag = ASN1_OID;
     oid.len = unhexify( oid_buf, oid_str );
     oid.p   = oid_buf;

     TEST_ASSERT( (size_t) blen <= sizeof num_buf );

     TEST_ASSERT( x509_oid_get_numeric_string( num_buf, blen, &oid ) == ret );

     if( ret >= 0 )
     {
         TEST_ASSERT( num_buf[ret] == 0 );
         TEST_ASSERT( strcmp( num_buf, numstr ) == 0 );
     }
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CHECK_KEY_USAGE */
 void x509_check_key_usage( char *crt_file, int usage, int ret )
 {
     x509_crt crt;

     x509_crt_init( &crt );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

     TEST_ASSERT( x509_crt_check_key_usage( &crt, usage ) == ret );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE */
 void x509_check_extended_key_usage( char *crt_file, char *usage_hex, int ret )
 {
     x509_crt crt;
     char oid[50];
     size_t len;

     x509_crt_init( &crt );

     len = unhexify( (unsigned char *) oid, usage_hex );

     TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

     TEST_ASSERT( x509_crt_check_extended_key_usage( &crt, oid, len ) == ret );

 exit:
     x509_crt_free( &crt );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_RSASSA_PSS_SUPPORT */
 void x509_parse_rsassa_pss_params( char *hex_params, int params_tag,
                                    int ref_msg_md, int ref_mgf_md,
                                    int ref_salt_len, int ref_ret )
 {
     int my_ret;
     x509_buf params;
     md_type_t my_msg_md, my_mgf_md;
     int my_salt_len;

     params.p = unhexify_alloc( hex_params, &params.len );
     params.tag = params_tag;

     my_ret = x509_get_rsassa_pss_params( &params, &my_msg_md, &my_mgf_md,
                                          &my_salt_len );

     if( my_ret != ref_ret ) printf( "\n%04X\n", - my_ret );

     TEST_ASSERT( my_ret == ref_ret );

     if( ref_ret == 0 )
     {
         TEST_ASSERT( my_msg_md == (md_type_t) ref_msg_md );
         TEST_ASSERT( my_mgf_md == (md_type_t) ref_mgf_md );
         TEST_ASSERT( my_salt_len == ref_salt_len );
     }

 exit:
     polarssl_free( params.p );
 }
 /* END_CASE */

 /* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_SELF_TEST */
 void x509_selftest()
 {
     TEST_ASSERT( x509_self_test( 0 ) == 0 );
 }
 /* END_CASE */
	/* BEGIN_HEADER */
	#include <polarssl/x509_crt.h>
	#include <polarssl/x509_crl.h>
	#include <polarssl/x509_csr.h>
	#include <polarssl/pem.h>
	#include <polarssl/oid.h>
	#include <polarssl/base64.h>

	int verify_none( void data, x509_crt crt, int certificate_depth, int *flags )
	{
	((void) data);
	((void) crt);
	((void) certificate_depth);
	*flags \|= BADCERT_OTHER;

	return 0;
	}

	int verify_all( void data, x509_crt crt, int certificate_depth, int *flags )
	{
	((void) data);
	((void) crt);
	((void) certificate_depth);
	*flags = 0;

	return 0;
	}

	/* END_HEADER */

	/* BEGIN_DEPENDENCIES
	* depends_on:POLARSSL_BIGNUM_C
	* END_DEPENDENCIES
	*/

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C */
	void x509_cert_info( char crt_file, char result_str )
	{
	x509_crt crt;
	char buf[2000];
	int res;

	x509_crt_init( &crt );
	memset( buf, 0, 2000 );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
	res = x509_crt_info( buf, 2000, "", &crt );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( buf, result_str ) == 0 );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRL_PARSE_C */
	void x509_crl_info( char crl_file, char result_str )
	{
	x509_crl crl;
	char buf[2000];
	int res;

	x509_crl_init( &crl );
	memset( buf, 0, 2000 );

	TEST_ASSERT( x509_crl_parse_file( &crl, crl_file ) == 0 );
	res = x509_crl_info( buf, 2000, "", &crl );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( buf, result_str ) == 0 );

	exit:
	x509_crl_free( &crl );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CSR_PARSE_C */
	void x509_csr_info( char csr_file, char result_str )
	{
	x509_csr csr;
	char buf[2000];
	int res;

	x509_csr_init( &csr );
	memset( buf, 0, 2000 );

	TEST_ASSERT( x509_csr_parse_file( &csr, csr_file ) == 0 );
	res = x509_csr_info( buf, 2000, "", &csr );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( buf, result_str ) == 0 );

	exit:
	x509_csr_free( &csr );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CRL_PARSE_C */
	void x509_verify( char crt_file, char ca_file, char *crl_file,
	char *cn_name_str, int result, int flags_result,
	char *verify_callback )
	{
	x509_crt crt;
	x509_crt ca;
	x509_crl crl;
	int flags = 0;
	int res;
	int (f_vrfy)(void , x509_crt , int, int ) = NULL;
	char * cn_name = NULL;

	x509_crt_init( &crt );
	x509_crt_init( &ca );
	x509_crl_init( &crl );

	if( strcmp( cn_name_str, "NULL" ) != 0 )
	cn_name = cn_name_str;

	if( strcmp( verify_callback, "NULL" ) == 0 )
	f_vrfy = NULL;
	else if( strcmp( verify_callback, "verify_none" ) == 0 )
	f_vrfy = verify_none;
	else if( strcmp( verify_callback, "verify_all" ) == 0 )
	f_vrfy = verify_all;
	else
	TEST_ASSERT( "No known verify callback selected" == 0 );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
	TEST_ASSERT( x509_crt_parse_file( &ca, ca_file ) == 0 );
	TEST_ASSERT( x509_crl_parse_file( &crl, crl_file ) == 0 );

	res = x509_crt_verify( &crt, &ca, &crl, cn_name, &flags, f_vrfy, NULL );

	TEST_ASSERT( res == ( result ) );
	TEST_ASSERT( flags == ( flags_result ) );

	exit:
	x509_crt_free( &crt );
	x509_crt_free( &ca );
	x509_crl_free( &crl );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
	void x509_dn_gets( char crt_file, char entity, char *result_str )
	{
	x509_crt crt;
	char buf[2000];
	int res = 0;

	x509_crt_init( &crt );
	memset( buf, 0, 2000 );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );
	if( strcmp( entity, "subject" ) == 0 )
	res = x509_dn_gets( buf, 2000, &crt.subject );
	else if( strcmp( entity, "issuer" ) == 0 )
	res = x509_dn_gets( buf, 2000, &crt.issuer );
	else
	TEST_ASSERT( "Unknown entity" == 0 );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( buf, result_str ) == 0 );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
	void x509_time_expired( char crt_file, char entity, int result )
	{
	x509_crt crt;

	x509_crt_init( &crt );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

	if( strcmp( entity, "valid_from" ) == 0 )
	TEST_ASSERT( x509_time_expired( &crt.valid_from ) == result );
	else if( strcmp( entity, "valid_to" ) == 0 )
	TEST_ASSERT( x509_time_expired( &crt.valid_to ) == result );
	else
	TEST_ASSERT( "Unknown entity" == 0 );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_C */
	void x509_time_future( char crt_file, char entity, int result )
	{
	x509_crt crt;

	x509_crt_init( &crt );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

	if( strcmp( entity, "valid_from" ) == 0 )
	TEST_ASSERT( x509_time_future( &crt.valid_from ) == result );
	else if( strcmp( entity, "valid_to" ) == 0 )
	TEST_ASSERT( x509_time_future( &crt.valid_to ) == result );
	else
	TEST_ASSERT( "Unknown entity" == 0 );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_FS_IO */
	void x509parse_crt_file( char *crt_file, int result )
	{
	x509_crt crt;

	x509_crt_init( &crt );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == result );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C */
	void x509parse_crt( char crt_data, char result_str, int result )
	{
	x509_crt crt;
	unsigned char buf[2000];
	unsigned char output[2000];
	int data_len, res;

	x509_crt_init( &crt );
	memset( buf, 0, 2000 );
	memset( output, 0, 2000 );

	data_len = unhexify( buf, crt_data );

	TEST_ASSERT( x509_crt_parse( &crt, buf, data_len ) == ( result ) );
	if( ( result ) == 0 )
	{
	res = x509_crt_info( (char *) output, 2000, "", &crt );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
	}

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CRL_PARSE_C */
	void x509parse_crl( char crl_data, char result_str, int result )
	{
	x509_crl crl;
	unsigned char buf[2000];
	unsigned char output[2000];
	int data_len, res;

	x509_crl_init( &crl );
	memset( buf, 0, 2000 );
	memset( output, 0, 2000 );

	data_len = unhexify( buf, crl_data );

	TEST_ASSERT( x509_crl_parse( &crl, buf, data_len ) == ( result ) );
	if( ( result ) == 0 )
	{
	res = x509_crl_info( (char *) output, 2000, "", &crl );

	TEST_ASSERT( res != -1 );
	TEST_ASSERT( res != -2 );

	TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
	}

	exit:
	x509_crl_free( &crl );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CSR_PARSE_C */
	void x509_csr_parse( char csr_der_hex, char ref_out, int ref_ret )
	{
	x509_csr csr;
	unsigned char *csr_der = NULL;
	char my_out[1000];
	size_t csr_der_len;
	int my_ret;

	x509_csr_init( &csr );
	memset( my_out, 0, sizeof( my_out ) );
	csr_der = unhexify_alloc( csr_der_hex, &csr_der_len );

	my_ret = x509_csr_parse_der( &csr, csr_der, csr_der_len );
	TEST_ASSERT( my_ret == ref_ret );

	if( ref_ret == 0 )
	{
	size_t my_out_len = x509_csr_info( my_out, sizeof( my_out ), "", &csr );
	TEST_ASSERT( my_out_len == strlen( ref_out ) );
	TEST_ASSERT( strcmp( my_out, ref_out ) == 0 );
	}

	exit:
	x509_csr_free( &csr );
	polarssl_free( csr_der );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C */
	void x509_crt_parse_path( char *crt_path, int ret, int nb_crt )
	{
	x509_crt chain, *cur;
	int i;

	x509_crt_init( &chain );

	TEST_ASSERT( x509_crt_parse_path( &chain, crt_path ) == ret );

	/* Check how many certs we got */
	for( i = 0, cur = &chain; cur != NULL; cur = cur->next )
	if( cur->raw.p != NULL )
	i++;

	TEST_ASSERT( i == nb_crt );

	exit:
	x509_crt_free( &chain );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_USE_C */
	void x509_oid_desc( char oid_str, char ref_desc )
	{
	x509_buf oid;
	const char *desc;
	unsigned char buf[20];

	memset( buf, 0, sizeof buf );

	oid.tag = ASN1_OID;
	oid.len = unhexify( buf, oid_str );
	oid.p = buf;

	desc = x509_oid_get_description( &oid );

	if( strcmp( ref_desc, "notfound" ) == 0 )
	TEST_ASSERT( desc == NULL );
	else
	{
	TEST_ASSERT( desc != NULL );
	TEST_ASSERT( strcmp( desc, ref_desc ) == 0 );
	}
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_USE_C */
	void x509_oid_numstr( char oid_str, char numstr, int blen, int ret )
	{
	x509_buf oid;
	unsigned char oid_buf[20];
	char num_buf[100];

	memset( oid_buf, 0x00, sizeof oid_buf );
	memset( num_buf, 0x2a, sizeof num_buf );

	oid.tag = ASN1_OID;
	oid.len = unhexify( oid_buf, oid_str );
	oid.p = oid_buf;

	TEST_ASSERT( (size_t) blen <= sizeof num_buf );

	TEST_ASSERT( x509_oid_get_numeric_string( num_buf, blen, &oid ) == ret );

	if( ret >= 0 )
	{
	TEST_ASSERT( num_buf[ret] == 0 );
	TEST_ASSERT( strcmp( num_buf, numstr ) == 0 );
	}
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CHECK_KEY_USAGE */
	void x509_check_key_usage( char *crt_file, int usage, int ret )
	{
	x509_crt crt;

	x509_crt_init( &crt );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

	TEST_ASSERT( x509_crt_check_key_usage( &crt, usage ) == ret );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_FS_IO:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE */
	void x509_check_extended_key_usage( char crt_file, char usage_hex, int ret )
	{
	x509_crt crt;
	char oid[50];
	size_t len;

	x509_crt_init( &crt );

	len = unhexify( (unsigned char *) oid, usage_hex );

	TEST_ASSERT( x509_crt_parse_file( &crt, crt_file ) == 0 );

	TEST_ASSERT( x509_crt_check_extended_key_usage( &crt, oid, len ) == ret );

	exit:
	x509_crt_free( &crt );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_X509_RSASSA_PSS_SUPPORT */
	void x509_parse_rsassa_pss_params( char *hex_params, int params_tag,
	int ref_msg_md, int ref_mgf_md,
	int ref_salt_len, int ref_ret )
	{
	int my_ret;
	x509_buf params;
	md_type_t my_msg_md, my_mgf_md;
	int my_salt_len;

	params.p = unhexify_alloc( hex_params, &params.len );
	params.tag = params_tag;

	my_ret = x509_get_rsassa_pss_params( &params, &my_msg_md, &my_mgf_md,
	&my_salt_len );

	if( my_ret != ref_ret ) printf( "\n%04X\n", - my_ret );

	TEST_ASSERT( my_ret == ref_ret );

	if( ref_ret == 0 )
	{
	TEST_ASSERT( my_msg_md == (md_type_t) ref_msg_md );
	TEST_ASSERT( my_mgf_md == (md_type_t) ref_mgf_md );
	TEST_ASSERT( my_salt_len == ref_salt_len );
	}

	exit:
	polarssl_free( params.p );
	}
	/* END_CASE */

	/* BEGIN_CASE depends_on:POLARSSL_X509_CRT_PARSE_C:POLARSSL_SELF_TEST */
	void x509_selftest()
	{
	TEST_ASSERT( x509_self_test( 0 ) == 0 );
	}
	/* END_CASE */