1/* BEGIN_HEADER */
2#include "mbedtls/x509.h"
3#include "mbedtls/x509_crt.h"
4#include "mbedtls/x509_crl.h"
5#include "mbedtls/x509_csr.h"
6#include "mbedtls/pem.h"
7#include "mbedtls/oid.h"
8#include "mbedtls/base64.h"
9
10const mbedtls_x509_crt_profile compat_profile =
11{
12    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA1 ) |
13    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_RIPEMD160 ) |
14    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA224 ) |
15    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA256 ) |
16    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA384 ) |
17    MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA512 ),
18    0xFFFFFFF, /* Any PK alg    */
19    0xFFFFFFF, /* Any curve     */
20    1024,
21};
22
23int verify_none( void *data, mbedtls_x509_crt *crt, int certificate_depth, uint32_t *flags )
24{
25    ((void) data);
26    ((void) crt);
27    ((void) certificate_depth);
28    *flags |= MBEDTLS_X509_BADCERT_OTHER;
29
30    return 0;
31}
32
33int verify_all( void *data, mbedtls_x509_crt *crt, int certificate_depth, uint32_t *flags )
34{
35    ((void) data);
36    ((void) crt);
37    ((void) certificate_depth);
38    *flags = 0;
39
40    return 0;
41}
42
43/* strsep() not available on Windows */
44char *mystrsep(char **stringp, const char *delim)
45{
46    const char *p;
47    char *ret = *stringp;
48
49    if( *stringp == NULL )
50        return( NULL );
51
52    for( ; ; (*stringp)++ )
53    {
54        if( **stringp == '\0' )
55        {
56            *stringp = NULL;
57            goto done;
58        }
59
60        for( p = delim; *p != '\0'; p++ )
61            if( **stringp == *p )
62            {
63                **stringp = '\0';
64                (*stringp)++;
65                goto done;
66            }
67    }
68
69done:
70    return( ret );
71}
72
73#if defined(MBEDTLS_X509_CRT_PARSE_C)
74typedef struct {
75    char buf[512];
76    char *p;
77} verify_print_context;
78
79void verify_print_init( verify_print_context *ctx )
80{
81    memset( ctx, 0, sizeof( verify_print_context ) );
82    ctx->p = ctx->buf;
83}
84
85int verify_print( void *data, mbedtls_x509_crt *crt, int certificate_depth, uint32_t *flags )
86{
87    int ret;
88    verify_print_context *ctx = (verify_print_context *) data;
89    char *p = ctx->p;
90    size_t n = ctx->buf + sizeof( ctx->buf ) - ctx->p;
91    ((void) flags);
92
93    ret = mbedtls_snprintf( p, n, "depth %d - serial ", certificate_depth );
94    MBEDTLS_X509_SAFE_SNPRINTF;
95
96    ret = mbedtls_x509_serial_gets( p, n, &crt->serial );
97    MBEDTLS_X509_SAFE_SNPRINTF;
98
99    ret = mbedtls_snprintf( p, n, " - subject " );
100    MBEDTLS_X509_SAFE_SNPRINTF;
101
102    ret = mbedtls_x509_dn_gets( p, n, &crt->subject );
103    MBEDTLS_X509_SAFE_SNPRINTF;
104
105    ret = mbedtls_snprintf( p, n, "\n" );
106    MBEDTLS_X509_SAFE_SNPRINTF;
107
108    ctx->p = p;
109
110    return( 0 );
111}
112#endif /* MBEDTLS_X509_CRT_PARSE_C */
113/* END_HEADER */
114
115/* BEGIN_DEPENDENCIES
116 * depends_on:MBEDTLS_BIGNUM_C
117 * END_DEPENDENCIES
118 */
119
120/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
121void x509_cert_info( char *crt_file, char *result_str )
122{
123    mbedtls_x509_crt   crt;
124    char buf[2000];
125    int res;
126
127    mbedtls_x509_crt_init( &crt );
128    memset( buf, 0, 2000 );
129
130    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
131    res = mbedtls_x509_crt_info( buf, 2000, "", &crt );
132
133    TEST_ASSERT( res != -1 );
134    TEST_ASSERT( res != -2 );
135
136    TEST_ASSERT( strcmp( buf, result_str ) == 0 );
137
138exit:
139    mbedtls_x509_crt_free( &crt );
140}
141/* END_CASE */
142
143/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRL_PARSE_C */
144void mbedtls_x509_crl_info( char *crl_file, char *result_str )
145{
146    mbedtls_x509_crl   crl;
147    char buf[2000];
148    int res;
149
150    mbedtls_x509_crl_init( &crl );
151    memset( buf, 0, 2000 );
152
153    TEST_ASSERT( mbedtls_x509_crl_parse_file( &crl, crl_file ) == 0 );
154    res = mbedtls_x509_crl_info( buf, 2000, "", &crl );
155
156    TEST_ASSERT( res != -1 );
157    TEST_ASSERT( res != -2 );
158
159    TEST_ASSERT( strcmp( buf, result_str ) == 0 );
160
161exit:
162    mbedtls_x509_crl_free( &crl );
163}
164/* END_CASE */
165
166/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CSR_PARSE_C */
167void mbedtls_x509_csr_info( char *csr_file, char *result_str )
168{
169    mbedtls_x509_csr   csr;
170    char buf[2000];
171    int res;
172
173    mbedtls_x509_csr_init( &csr );
174    memset( buf, 0, 2000 );
175
176    TEST_ASSERT( mbedtls_x509_csr_parse_file( &csr, csr_file ) == 0 );
177    res = mbedtls_x509_csr_info( buf, 2000, "", &csr );
178
179    TEST_ASSERT( res != -1 );
180    TEST_ASSERT( res != -2 );
181
182    TEST_ASSERT( strcmp( buf, result_str ) == 0 );
183
184exit:
185    mbedtls_x509_csr_free( &csr );
186}
187/* END_CASE */
188
189/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C */
190void x509_verify_info( int flags, char *prefix, char *result_str )
191{
192    char buf[2000];
193    int res;
194
195    memset( buf, 0, sizeof( buf ) );
196
197    res = mbedtls_x509_crt_verify_info( buf, sizeof( buf ), prefix, flags );
198
199    TEST_ASSERT( res >= 0 );
200
201    TEST_ASSERT( strcmp( buf, result_str ) == 0 );
202}
203/* END_CASE */
204
205/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_CRL_PARSE_C */
206void x509_verify( char *crt_file, char *ca_file, char *crl_file,
207                  char *cn_name_str, int result, int flags_result,
208                  char *verify_callback )
209{
210    mbedtls_x509_crt   crt;
211    mbedtls_x509_crt   ca;
212    mbedtls_x509_crl    crl;
213    uint32_t         flags = 0;
214    int         res;
215    int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *) = NULL;
216    char *      cn_name = NULL;
217
218    mbedtls_x509_crt_init( &crt );
219    mbedtls_x509_crt_init( &ca );
220    mbedtls_x509_crl_init( &crl );
221
222    if( strcmp( cn_name_str, "NULL" ) != 0 )
223        cn_name = cn_name_str;
224
225    if( strcmp( verify_callback, "NULL" ) == 0 )
226        f_vrfy = NULL;
227    else if( strcmp( verify_callback, "verify_none" ) == 0 )
228        f_vrfy = verify_none;
229    else if( strcmp( verify_callback, "verify_all" ) == 0 )
230        f_vrfy = verify_all;
231    else
232        TEST_ASSERT( "No known verify callback selected" == 0 );
233
234    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
235    TEST_ASSERT( mbedtls_x509_crt_parse_file( &ca, ca_file ) == 0 );
236    TEST_ASSERT( mbedtls_x509_crl_parse_file( &crl, crl_file ) == 0 );
237
238    res = mbedtls_x509_crt_verify_with_profile( &crt, &ca, &crl, &compat_profile, cn_name, &flags, f_vrfy, NULL );
239
240    TEST_ASSERT( res == ( result ) );
241    TEST_ASSERT( flags == (uint32_t)( flags_result ) );
242
243exit:
244    mbedtls_x509_crt_free( &crt );
245    mbedtls_x509_crt_free( &ca );
246    mbedtls_x509_crl_free( &crl );
247}
248/* END_CASE */
249
250/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
251void x509_verify_callback( char *crt_file, char *ca_file,
252                           int exp_ret, char *exp_vrfy_out )
253{
254    int ret;
255    mbedtls_x509_crt crt;
256    mbedtls_x509_crt ca;
257    uint32_t flags = 0;
258    verify_print_context vrfy_ctx;
259
260    mbedtls_x509_crt_init( &crt );
261    mbedtls_x509_crt_init( &ca );
262    verify_print_init( &vrfy_ctx );
263
264    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
265    TEST_ASSERT( mbedtls_x509_crt_parse_file( &ca, ca_file ) == 0 );
266
267    ret = mbedtls_x509_crt_verify( &crt, &ca, NULL, NULL, &flags,
268                                   verify_print, &vrfy_ctx );
269
270    TEST_ASSERT( ret == exp_ret );
271    TEST_ASSERT( strcmp( vrfy_ctx.buf, exp_vrfy_out ) == 0 );
272
273exit:
274    mbedtls_x509_crt_free( &crt );
275    mbedtls_x509_crt_free( &ca );
276}
277/* END_CASE */
278
279/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
280void mbedtls_x509_dn_gets( char *crt_file, char *entity, char *result_str )
281{
282    mbedtls_x509_crt   crt;
283    char buf[2000];
284    int res = 0;
285
286    mbedtls_x509_crt_init( &crt );
287    memset( buf, 0, 2000 );
288
289    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
290    if( strcmp( entity, "subject" ) == 0 )
291        res =  mbedtls_x509_dn_gets( buf, 2000, &crt.subject );
292    else if( strcmp( entity, "issuer" ) == 0 )
293        res =  mbedtls_x509_dn_gets( buf, 2000, &crt.issuer );
294    else
295        TEST_ASSERT( "Unknown entity" == 0 );
296
297    TEST_ASSERT( res != -1 );
298    TEST_ASSERT( res != -2 );
299
300    TEST_ASSERT( strcmp( buf, result_str ) == 0 );
301
302exit:
303    mbedtls_x509_crt_free( &crt );
304}
305/* END_CASE */
306
307/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
308void mbedtls_x509_time_is_past( char *crt_file, char *entity, int result )
309{
310    mbedtls_x509_crt   crt;
311
312    mbedtls_x509_crt_init( &crt );
313
314    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
315
316    if( strcmp( entity, "valid_from" ) == 0 )
317        TEST_ASSERT( mbedtls_x509_time_is_past( &crt.valid_from ) == result );
318    else if( strcmp( entity, "valid_to" ) == 0 )
319        TEST_ASSERT( mbedtls_x509_time_is_past( &crt.valid_to ) == result );
320    else
321        TEST_ASSERT( "Unknown entity" == 0 );
322
323exit:
324    mbedtls_x509_crt_free( &crt );
325}
326/* END_CASE */
327
328/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
329void mbedtls_x509_time_is_future( char *crt_file, char *entity, int result )
330{
331    mbedtls_x509_crt   crt;
332
333    mbedtls_x509_crt_init( &crt );
334
335    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
336
337    if( strcmp( entity, "valid_from" ) == 0 )
338        TEST_ASSERT( mbedtls_x509_time_is_future( &crt.valid_from ) == result );
339    else if( strcmp( entity, "valid_to" ) == 0 )
340        TEST_ASSERT( mbedtls_x509_time_is_future( &crt.valid_to ) == result );
341    else
342        TEST_ASSERT( "Unknown entity" == 0 );
343
344exit:
345    mbedtls_x509_crt_free( &crt );
346}
347/* END_CASE */
348
349/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_FS_IO */
350void x509parse_crt_file( char *crt_file, int result )
351{
352    mbedtls_x509_crt crt;
353
354    mbedtls_x509_crt_init( &crt );
355
356    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == result );
357
358exit:
359    mbedtls_x509_crt_free( &crt );
360}
361/* END_CASE */
362
363/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C */
364void x509parse_crt( char *crt_data, char *result_str, int result )
365{
366    mbedtls_x509_crt   crt;
367    unsigned char buf[2000];
368    unsigned char output[2000];
369    int data_len, res;
370
371    mbedtls_x509_crt_init( &crt );
372    memset( buf, 0, 2000 );
373    memset( output, 0, 2000 );
374
375    data_len = unhexify( buf, crt_data );
376
377    TEST_ASSERT( mbedtls_x509_crt_parse( &crt, buf, data_len ) == ( result ) );
378    if( ( result ) == 0 )
379    {
380        res = mbedtls_x509_crt_info( (char *) output, 2000, "", &crt );
381
382        TEST_ASSERT( res != -1 );
383        TEST_ASSERT( res != -2 );
384
385        TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
386    }
387
388exit:
389    mbedtls_x509_crt_free( &crt );
390}
391/* END_CASE */
392
393/* BEGIN_CASE depends_on:MBEDTLS_X509_CRL_PARSE_C */
394void x509parse_crl( char *crl_data, char *result_str, int result )
395{
396    mbedtls_x509_crl   crl;
397    unsigned char buf[2000];
398    unsigned char output[2000];
399    int data_len, res;
400
401    mbedtls_x509_crl_init( &crl );
402    memset( buf, 0, 2000 );
403    memset( output, 0, 2000 );
404
405    data_len = unhexify( buf, crl_data );
406
407    TEST_ASSERT( mbedtls_x509_crl_parse( &crl, buf, data_len ) == ( result ) );
408    if( ( result ) == 0 )
409    {
410        res = mbedtls_x509_crl_info( (char *) output, 2000, "", &crl );
411
412        TEST_ASSERT( res != -1 );
413        TEST_ASSERT( res != -2 );
414
415        TEST_ASSERT( strcmp( (char *) output, result_str ) == 0 );
416    }
417
418exit:
419    mbedtls_x509_crl_free( &crl );
420}
421/* END_CASE */
422
423/* BEGIN_CASE depends_on:MBEDTLS_X509_CSR_PARSE_C */
424void mbedtls_x509_csr_parse( char *csr_der_hex, char *ref_out, int ref_ret )
425{
426    mbedtls_x509_csr csr;
427    unsigned char *csr_der = NULL;
428    char my_out[1000];
429    size_t csr_der_len;
430    int my_ret;
431
432    mbedtls_x509_csr_init( &csr );
433    memset( my_out, 0, sizeof( my_out ) );
434    csr_der = unhexify_alloc( csr_der_hex, &csr_der_len );
435
436    my_ret = mbedtls_x509_csr_parse_der( &csr, csr_der, csr_der_len );
437    TEST_ASSERT( my_ret == ref_ret );
438
439    if( ref_ret == 0 )
440    {
441        size_t my_out_len = mbedtls_x509_csr_info( my_out, sizeof( my_out ), "", &csr );
442        TEST_ASSERT( my_out_len == strlen( ref_out ) );
443        TEST_ASSERT( strcmp( my_out, ref_out ) == 0 );
444    }
445
446exit:
447    mbedtls_x509_csr_free( &csr );
448    mbedtls_free( csr_der );
449}
450/* END_CASE */
451
452/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
453void mbedtls_x509_crt_parse_path( char *crt_path, int ret, int nb_crt )
454{
455    mbedtls_x509_crt chain, *cur;
456    int i;
457
458    mbedtls_x509_crt_init( &chain );
459
460    TEST_ASSERT( mbedtls_x509_crt_parse_path( &chain, crt_path ) == ret );
461
462    /* Check how many certs we got */
463    for( i = 0, cur = &chain; cur != NULL; cur = cur->next )
464        if( cur->raw.p != NULL )
465            i++;
466
467    TEST_ASSERT( i == nb_crt );
468
469exit:
470    mbedtls_x509_crt_free( &chain );
471}
472/* END_CASE */
473
474/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C */
475void mbedtls_x509_crt_verify_chain(  char *chain_paths, char *trusted_ca, int flags_result )
476{
477    char* act;
478    uint32_t flags;
479    int result, res;
480    mbedtls_x509_crt trusted, chain;
481
482    result= flags_result?MBEDTLS_ERR_X509_CERT_VERIFY_FAILED:0;
483
484    mbedtls_x509_crt_init( &chain );
485    mbedtls_x509_crt_init( &trusted );
486
487    while( ( act = mystrsep( &chain_paths, " " ) ) != NULL )
488        TEST_ASSERT( mbedtls_x509_crt_parse_file( &chain, act ) == 0 );
489    TEST_ASSERT( mbedtls_x509_crt_parse_file( &trusted, trusted_ca ) == 0 );
490
491    res = mbedtls_x509_crt_verify( &chain, &trusted, NULL, NULL, &flags, NULL, NULL );
492
493    TEST_ASSERT( res == ( result ) );
494    TEST_ASSERT( flags == (uint32_t)( flags_result ) );
495
496exit:
497    mbedtls_x509_crt_free( &trusted );
498    mbedtls_x509_crt_free( &chain );
499}
500/* END_CASE */
501
502/* BEGIN_CASE depends_on:MBEDTLS_X509_USE_C */
503void x509_oid_desc( char *oid_str, char *ref_desc )
504{
505    mbedtls_x509_buf oid;
506    const char *desc = NULL;
507    unsigned char buf[20];
508    int ret;
509
510    memset( buf, 0, sizeof buf );
511
512    oid.tag = MBEDTLS_ASN1_OID;
513    oid.len = unhexify( buf, oid_str );
514    oid.p   = buf;
515
516    ret = mbedtls_oid_get_extended_key_usage( &oid, &desc );
517
518    if( strcmp( ref_desc, "notfound" ) == 0 )
519    {
520        TEST_ASSERT( ret != 0 );
521        TEST_ASSERT( desc == NULL );
522    }
523    else
524    {
525        TEST_ASSERT( ret == 0 );
526        TEST_ASSERT( desc != NULL );
527        TEST_ASSERT( strcmp( desc, ref_desc ) == 0 );
528    }
529}
530/* END_CASE */
531
532/* BEGIN_CASE depends_on:MBEDTLS_X509_USE_C */
533void x509_oid_numstr( char *oid_str, char *numstr, int blen, int ret )
534{
535    mbedtls_x509_buf oid;
536    unsigned char oid_buf[20];
537    char num_buf[100];
538
539    memset( oid_buf, 0x00, sizeof oid_buf );
540    memset( num_buf, 0x2a, sizeof num_buf );
541
542    oid.tag = MBEDTLS_ASN1_OID;
543    oid.len = unhexify( oid_buf, oid_str );
544    oid.p   = oid_buf;
545
546    TEST_ASSERT( (size_t) blen <= sizeof num_buf );
547
548    TEST_ASSERT( mbedtls_oid_get_numeric_string( num_buf, blen, &oid ) == ret );
549
550    if( ret >= 0 )
551    {
552        TEST_ASSERT( num_buf[ret] == 0 );
553        TEST_ASSERT( strcmp( num_buf, numstr ) == 0 );
554    }
555}
556/* END_CASE */
557
558/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_CHECK_KEY_USAGE */
559void x509_check_key_usage( char *crt_file, int usage, int ret )
560{
561    mbedtls_x509_crt crt;
562
563    mbedtls_x509_crt_init( &crt );
564
565    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
566
567    TEST_ASSERT( mbedtls_x509_crt_check_key_usage( &crt, usage ) == ret );
568
569exit:
570    mbedtls_x509_crt_free( &crt );
571}
572/* END_CASE */
573
574/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_CHECK_EXTENDED_KEY_USAGE */
575void x509_check_extended_key_usage( char *crt_file, char *usage_hex, int ret )
576{
577    mbedtls_x509_crt crt;
578    char oid[50];
579    size_t len;
580
581    mbedtls_x509_crt_init( &crt );
582
583    len = unhexify( (unsigned char *) oid, usage_hex );
584
585    TEST_ASSERT( mbedtls_x509_crt_parse_file( &crt, crt_file ) == 0 );
586
587    TEST_ASSERT( mbedtls_x509_crt_check_extended_key_usage( &crt, oid, len ) == ret );
588
589exit:
590    mbedtls_x509_crt_free( &crt );
591}
592/* END_CASE */
593
594/* BEGIN_CASE depends_on:MBEDTLS_X509_USE_C */
595void x509_get_time( int tag,  char *time_str, int ret,
596                    int year, int mon, int day,
597                    int hour, int min, int sec )
598{
599    mbedtls_x509_time time;
600    unsigned char buf[17];
601    unsigned char* start = buf;
602    unsigned char* end = buf;
603
604    memset( &time, 0x00, sizeof( time ) );
605    *end = (unsigned char)tag; end++;
606    if( tag == MBEDTLS_ASN1_UTC_TIME )
607        *end = 13;
608    else
609        *end = 15;
610    end++;
611    memcpy( end, time_str, (size_t)*(end - 1) );
612    end += *(end - 1);
613
614    TEST_ASSERT( mbedtls_x509_get_time( &start, end, &time ) == ret );
615    if( ret == 0 )
616    {
617        TEST_ASSERT( year == time.year );
618        TEST_ASSERT( mon  == time.mon  );
619        TEST_ASSERT( day  == time.day  );
620        TEST_ASSERT( hour == time.hour );
621        TEST_ASSERT( min  == time.min  );
622        TEST_ASSERT( sec  == time.sec  );
623    }
624}
625/* END_CASE */
626
627/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_X509_RSASSA_PSS_SUPPORT */
628void x509_parse_rsassa_pss_params( char *hex_params, int params_tag,
629                                   int ref_msg_md, int ref_mgf_md,
630                                   int ref_salt_len, int ref_ret )
631{
632    int my_ret;
633    mbedtls_x509_buf params;
634    mbedtls_md_type_t my_msg_md, my_mgf_md;
635    int my_salt_len;
636
637    params.p = unhexify_alloc( hex_params, &params.len );
638    params.tag = params_tag;
639
640    my_ret = mbedtls_x509_get_rsassa_pss_params( &params, &my_msg_md, &my_mgf_md,
641                                         &my_salt_len );
642
643    TEST_ASSERT( my_ret == ref_ret );
644
645    if( ref_ret == 0 )
646    {
647        TEST_ASSERT( my_msg_md == (mbedtls_md_type_t) ref_msg_md );
648        TEST_ASSERT( my_mgf_md == (mbedtls_md_type_t) ref_mgf_md );
649        TEST_ASSERT( my_salt_len == ref_salt_len );
650    }
651
652exit:
653    mbedtls_free( params.p );
654}
655/* END_CASE */
656
657/* BEGIN_CASE depends_on:MBEDTLS_X509_CRT_PARSE_C:MBEDTLS_SELF_TEST */
658void x509_selftest()
659{
660    TEST_ASSERT( mbedtls_x509_self_test( 1 ) == 0 );
661}
662/* END_CASE */
663