PolarSSL v1.3.9
test_suite_cipher.camellia.c
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1 #if !defined(POLARSSL_CONFIG_FILE)
2 #include <polarssl/config.h>
3 #else
4 #include POLARSSL_CONFIG_FILE
5 #endif
6 
7 #ifdef POLARSSL_CIPHER_C
8 
9 #include <polarssl/cipher.h>
10 
11 #if defined(POLARSSL_GCM_C)
12 #include <polarssl/gcm.h>
13 #endif
14 #endif /* POLARSSL_CIPHER_C */
15 
16 
17 #if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
18 #include "polarssl/memory.h"
19 #endif
20 
21 #if defined(POLARSSL_PLATFORM_C)
22 #include "polarssl/platform.h"
23 #else
24 #define polarssl_malloc malloc
25 #define polarssl_free free
26 #endif
27 
28 #ifdef _MSC_VER
29 #include <basetsd.h>
30 typedef UINT32 uint32_t;
31 #else
32 #include <inttypes.h>
33 #endif
34 
35 #include <assert.h>
36 #include <stdlib.h>
37 #include <string.h>
38 
39 /*
40  * 32-bit integer manipulation macros (big endian)
41  */
42 #ifndef GET_UINT32_BE
43 #define GET_UINT32_BE(n,b,i) \
44 { \
45  (n) = ( (uint32_t) (b)[(i) ] << 24 ) \
46  | ( (uint32_t) (b)[(i) + 1] << 16 ) \
47  | ( (uint32_t) (b)[(i) + 2] << 8 ) \
48  | ( (uint32_t) (b)[(i) + 3] ); \
49 }
50 #endif
51 
52 #ifndef PUT_UINT32_BE
53 #define PUT_UINT32_BE(n,b,i) \
54 { \
55  (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
56  (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
57  (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
58  (b)[(i) + 3] = (unsigned char) ( (n) ); \
59 }
60 #endif
61 
62 static int unhexify(unsigned char *obuf, const char *ibuf)
63 {
64  unsigned char c, c2;
65  int len = strlen(ibuf) / 2;
66  assert(!(strlen(ibuf) %1)); // must be even number of bytes
67 
68  while (*ibuf != 0)
69  {
70  c = *ibuf++;
71  if( c >= '0' && c <= '9' )
72  c -= '0';
73  else if( c >= 'a' && c <= 'f' )
74  c -= 'a' - 10;
75  else if( c >= 'A' && c <= 'F' )
76  c -= 'A' - 10;
77  else
78  assert( 0 );
79 
80  c2 = *ibuf++;
81  if( c2 >= '0' && c2 <= '9' )
82  c2 -= '0';
83  else if( c2 >= 'a' && c2 <= 'f' )
84  c2 -= 'a' - 10;
85  else if( c2 >= 'A' && c2 <= 'F' )
86  c2 -= 'A' - 10;
87  else
88  assert( 0 );
89 
90  *obuf++ = ( c << 4 ) | c2;
91  }
92 
93  return len;
94 }
95 
96 static void hexify(unsigned char *obuf, const unsigned char *ibuf, int len)
97 {
98  unsigned char l, h;
99 
100  while (len != 0)
101  {
102  h = (*ibuf) / 16;
103  l = (*ibuf) % 16;
104 
105  if( h < 10 )
106  *obuf++ = '0' + h;
107  else
108  *obuf++ = 'a' + h - 10;
109 
110  if( l < 10 )
111  *obuf++ = '0' + l;
112  else
113  *obuf++ = 'a' + l - 10;
114 
115  ++ibuf;
116  len--;
117  }
118 }
119 
127 static unsigned char *zero_alloc( size_t len )
128 {
129  void *p;
130  size_t actual_len = len != 0 ? len : 1;
131 
132  p = polarssl_malloc( actual_len );
133  assert( p != NULL );
134 
135  memset( p, 0x00, actual_len );
136 
137  return( p );
138 }
139 
150 static unsigned char *unhexify_alloc( const char *ibuf, size_t *olen )
151 {
152  unsigned char *obuf;
153 
154  *olen = strlen(ibuf) / 2;
155 
156  if( *olen == 0 )
157  return( zero_alloc( *olen ) );
158 
159  obuf = polarssl_malloc( *olen );
160  assert( obuf != NULL );
161 
162  (void) unhexify( obuf, ibuf );
163 
164  return( obuf );
165 }
166 
176 static int rnd_std_rand( void *rng_state, unsigned char *output, size_t len )
177 {
178 #if !defined(__OpenBSD__)
179  size_t i;
180 
181  if( rng_state != NULL )
182  rng_state = NULL;
183 
184  for( i = 0; i < len; ++i )
185  output[i] = rand();
186 #else
187  if( rng_state != NULL )
188  rng_state = NULL;
189 
190  arc4random_buf( output, len );
191 #endif /* !OpenBSD */
192 
193  return( 0 );
194 }
195 
201 static int rnd_zero_rand( void *rng_state, unsigned char *output, size_t len )
202 {
203  if( rng_state != NULL )
204  rng_state = NULL;
205 
206  memset( output, 0, len );
207 
208  return( 0 );
209 }
210 
211 typedef struct
212 {
213  unsigned char *buf;
214  size_t length;
215 } rnd_buf_info;
216 
228 static int rnd_buffer_rand( void *rng_state, unsigned char *output, size_t len )
229 {
230  rnd_buf_info *info = (rnd_buf_info *) rng_state;
231  size_t use_len;
232 
233  if( rng_state == NULL )
234  return( rnd_std_rand( NULL, output, len ) );
235 
236  use_len = len;
237  if( len > info->length )
238  use_len = info->length;
239 
240  if( use_len )
241  {
242  memcpy( output, info->buf, use_len );
243  info->buf += use_len;
244  info->length -= use_len;
245  }
246 
247  if( len - use_len > 0 )
248  return( rnd_std_rand( NULL, output + use_len, len - use_len ) );
249 
250  return( 0 );
251 }
252 
260 typedef struct
261 {
262  uint32_t key[16];
263  uint32_t v0, v1;
265 
274 static int rnd_pseudo_rand( void *rng_state, unsigned char *output, size_t len )
275 {
276  rnd_pseudo_info *info = (rnd_pseudo_info *) rng_state;
277  uint32_t i, *k, sum, delta=0x9E3779B9;
278  unsigned char result[4], *out = output;
279 
280  if( rng_state == NULL )
281  return( rnd_std_rand( NULL, output, len ) );
282 
283  k = info->key;
284 
285  while( len > 0 )
286  {
287  size_t use_len = ( len > 4 ) ? 4 : len;
288  sum = 0;
289 
290  for( i = 0; i < 32; i++ )
291  {
292  info->v0 += (((info->v1 << 4) ^ (info->v1 >> 5)) + info->v1) ^ (sum + k[sum & 3]);
293  sum += delta;
294  info->v1 += (((info->v0 << 4) ^ (info->v0 >> 5)) + info->v0) ^ (sum + k[(sum>>11) & 3]);
295  }
296 
297  PUT_UINT32_BE( info->v0, result, 0 );
298  memcpy( out, result, use_len );
299  len -= use_len;
300  out += 4;
301  }
302 
303  return( 0 );
304 }
305 
306 
307 #include <stdio.h>
308 #include <string.h>
309 
310 #if defined(POLARSSL_PLATFORM_C)
311 #include "polarssl/platform.h"
312 #else
313 #define polarssl_printf printf
314 #define polarssl_malloc malloc
315 #define polarssl_free free
316 #endif
317 
318 static int test_errors = 0;
319 
320 #ifdef POLARSSL_CIPHER_C
321 
322 #define TEST_SUITE_ACTIVE
323 
324 static int test_assert( int correct, const char *test )
325 {
326  if( correct )
327  return( 0 );
328 
329  test_errors++;
330  if( test_errors == 1 )
331  printf( "FAILED\n" );
332  printf( " %s\n", test );
333 
334  return( 1 );
335 }
336 
337 #define TEST_ASSERT( TEST ) \
338  do { test_assert( (TEST) ? 1 : 0, #TEST ); \
339  if( test_errors) goto exit; \
340  } while (0)
341 
342 int verify_string( char **str )
343 {
344  if( (*str)[0] != '"' ||
345  (*str)[strlen( *str ) - 1] != '"' )
346  {
347  printf( "Expected string (with \"\") for parameter and got: %s\n", *str );
348  return( -1 );
349  }
350 
351  (*str)++;
352  (*str)[strlen( *str ) - 1] = '\0';
353 
354  return( 0 );
355 }
356 
357 int verify_int( char *str, int *value )
358 {
359  size_t i;
360  int minus = 0;
361  int digits = 1;
362  int hex = 0;
363 
364  for( i = 0; i < strlen( str ); i++ )
365  {
366  if( i == 0 && str[i] == '-' )
367  {
368  minus = 1;
369  continue;
370  }
371 
372  if( ( ( minus && i == 2 ) || ( !minus && i == 1 ) ) &&
373  str[i - 1] == '0' && str[i] == 'x' )
374  {
375  hex = 1;
376  continue;
377  }
378 
379  if( ! ( ( str[i] >= '0' && str[i] <= '9' ) ||
380  ( hex && ( ( str[i] >= 'a' && str[i] <= 'f' ) ||
381  ( str[i] >= 'A' && str[i] <= 'F' ) ) ) ) )
382  {
383  digits = 0;
384  break;
385  }
386  }
387 
388  if( digits )
389  {
390  if( hex )
391  *value = strtol( str, NULL, 16 );
392  else
393  *value = strtol( str, NULL, 10 );
394 
395  return( 0 );
396  }
397 
398  if( strcmp( str, "POLARSSL_CIPHER_CAMELLIA_128_CTR" ) == 0 )
399  {
401  return( 0 );
402  }
403  if( strcmp( str, "-1" ) == 0 )
404  {
405  *value = ( -1 );
406  return( 0 );
407  }
408  if( strcmp( str, "POLARSSL_CIPHER_CAMELLIA_192_CBC" ) == 0 )
409  {
411  return( 0 );
412  }
413  if( strcmp( str, "POLARSSL_PADDING_ZEROS_AND_LEN" ) == 0 )
414  {
415  *value = ( POLARSSL_PADDING_ZEROS_AND_LEN );
416  return( 0 );
417  }
418  if( strcmp( str, "POLARSSL_CIPHER_CAMELLIA_256_CBC" ) == 0 )
419  {
421  return( 0 );
422  }
423  if( strcmp( str, "POLARSSL_ERR_CIPHER_FULL_BLOCK_EXPECTED" ) == 0 )
424  {
426  return( 0 );
427  }
428  if( strcmp( str, "POLARSSL_CIPHER_CAMELLIA_128_CFB128" ) == 0 )
429  {
431  return( 0 );
432  }
433  if( strcmp( str, "POLARSSL_PADDING_NONE" ) == 0 )
434  {
435  *value = ( POLARSSL_PADDING_NONE );
436  return( 0 );
437  }
438  if( strcmp( str, "POLARSSL_CIPHER_CAMELLIA_128_CBC" ) == 0 )
439  {
441  return( 0 );
442  }
443  if( strcmp( str, "POLARSSL_PADDING_ZEROS" ) == 0 )
444  {
445  *value = ( POLARSSL_PADDING_ZEROS );
446  return( 0 );
447  }
448  if( strcmp( str, "POLARSSL_PADDING_ONE_AND_ZEROS" ) == 0 )
449  {
450  *value = ( POLARSSL_PADDING_ONE_AND_ZEROS );
451  return( 0 );
452  }
453 
454 
455  printf( "Expected integer for parameter and got: %s\n", str );
456  return( -1 );
457 }
458 
459 void test_suite_cipher_list( )
460 {
461  const int *cipher_type;
462 
463  for( cipher_type = cipher_list(); *cipher_type != 0; cipher_type++ )
464  TEST_ASSERT( cipher_info_from_type( *cipher_type ) != NULL );
465 
466 exit:
467  return;
468 }
469 
470 void test_suite_cipher_null_args( )
471 {
472  cipher_context_t ctx;
473  const cipher_info_t *info = cipher_info_from_type( *( cipher_list() ) );
474  unsigned char buf[1] = { 0 };
475  size_t olen;
476 
477  cipher_init( &ctx );
478 
479  TEST_ASSERT( cipher_get_block_size( NULL ) == 0 );
480  TEST_ASSERT( cipher_get_block_size( &ctx ) == 0 );
481 
484 
485  TEST_ASSERT( cipher_get_iv_size( NULL ) == 0 );
486  TEST_ASSERT( cipher_get_iv_size( &ctx ) == 0 );
487 
488  TEST_ASSERT( cipher_info_from_string( NULL ) == NULL );
489 
490  TEST_ASSERT( cipher_init_ctx( &ctx, NULL )
492  TEST_ASSERT( cipher_init_ctx( NULL, info )
494 
495  TEST_ASSERT( cipher_setkey( NULL, buf, 0, POLARSSL_ENCRYPT )
497  TEST_ASSERT( cipher_setkey( &ctx, buf, 0, POLARSSL_ENCRYPT )
499 
500  TEST_ASSERT( cipher_set_iv( NULL, buf, 0 )
502  TEST_ASSERT( cipher_set_iv( &ctx, buf, 0 )
504 
507 
508 #if defined(POLARSSL_GCM_C)
509  TEST_ASSERT( cipher_update_ad( NULL, buf, 0 )
511  TEST_ASSERT( cipher_update_ad( &ctx, buf, 0 )
513 #endif
514 
515  TEST_ASSERT( cipher_update( NULL, buf, 0, buf, &olen )
517  TEST_ASSERT( cipher_update( &ctx, buf, 0, buf, &olen )
519 
520  TEST_ASSERT( cipher_finish( NULL, buf, &olen )
522  TEST_ASSERT( cipher_finish( &ctx, buf, &olen )
524 
525 #if defined(POLARSSL_GCM_C)
526  TEST_ASSERT( cipher_write_tag( NULL, buf, olen )
528  TEST_ASSERT( cipher_write_tag( &ctx, buf, olen )
530 
531  TEST_ASSERT( cipher_check_tag( NULL, buf, olen )
533  TEST_ASSERT( cipher_check_tag( &ctx, buf, olen )
535 #endif
536 
537 exit:
538  return;
539 }
540 
541 void test_suite_enc_dec_buf( int cipher_id, char *cipher_string, int key_len,
542  int length_val, int pad_mode )
543 {
544  size_t length = length_val, outlen, total_len, i;
545  unsigned char key[32];
546  unsigned char iv[16];
547  unsigned char ad[13];
548  unsigned char tag[16];
549  unsigned char inbuf[64];
550  unsigned char encbuf[64];
551  unsigned char decbuf[64];
552 
553  const cipher_info_t *cipher_info;
554  cipher_context_t ctx_dec;
555  cipher_context_t ctx_enc;
556 
557  /*
558  * Prepare contexts
559  */
560  cipher_init( &ctx_dec );
561  cipher_init( &ctx_enc );
562 
563  memset( key, 0x2a, sizeof( key ) );
564 
565  /* Check and get info structures */
566  cipher_info = cipher_info_from_type( cipher_id );
567  TEST_ASSERT( NULL != cipher_info );
568  TEST_ASSERT( cipher_info_from_string( cipher_string ) == cipher_info );
569 
570  /* Initialise enc and dec contexts */
571  TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
572  TEST_ASSERT( 0 == cipher_init_ctx( &ctx_enc, cipher_info ) );
573 
574  TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, key_len, POLARSSL_DECRYPT ) );
575  TEST_ASSERT( 0 == cipher_setkey( &ctx_enc, key, key_len, POLARSSL_ENCRYPT ) );
576 
577 #if defined(POLARSSL_CIPHER_MODE_WITH_PADDING)
578  if( -1 != pad_mode )
579  {
580  TEST_ASSERT( 0 == cipher_set_padding_mode( &ctx_dec, pad_mode ) );
581  TEST_ASSERT( 0 == cipher_set_padding_mode( &ctx_enc, pad_mode ) );
582  }
583 #else
584  (void) pad_mode;
585 #endif /* POLARSSL_CIPHER_MODE_WITH_PADDING */
586 
587  /*
588  * Do a few encode/decode cycles
589  */
590  for( i = 0; i < 3; i++ )
591  {
592  memset( iv , 0x00 + i, sizeof( iv ) );
593  memset( ad, 0x10 + i, sizeof( ad ) );
594  memset( inbuf, 0x20 + i, sizeof( inbuf ) );
595 
596  memset( encbuf, 0, sizeof( encbuf ) );
597  memset( decbuf, 0, sizeof( decbuf ) );
598  memset( tag, 0, sizeof( tag ) );
599 
600  TEST_ASSERT( 0 == cipher_set_iv( &ctx_dec, iv, sizeof( iv ) ) );
601  TEST_ASSERT( 0 == cipher_set_iv( &ctx_enc, iv, sizeof( iv ) ) );
602 
603  TEST_ASSERT( 0 == cipher_reset( &ctx_dec ) );
604  TEST_ASSERT( 0 == cipher_reset( &ctx_enc ) );
605 
606 #if defined(POLARSSL_GCM_C)
607  TEST_ASSERT( 0 == cipher_update_ad( &ctx_dec, ad, sizeof( ad ) - i ) );
608  TEST_ASSERT( 0 == cipher_update_ad( &ctx_enc, ad, sizeof( ad ) - i ) );
609 #endif
610 
611  /* encode length number of bytes from inbuf */
612  TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf, length, encbuf, &outlen ) );
613  total_len = outlen;
614 
615  TEST_ASSERT( total_len == length ||
616  ( total_len % cipher_get_block_size( &ctx_enc ) == 0 &&
617  total_len < length &&
618  total_len + cipher_get_block_size( &ctx_enc ) > length ) );
619 
620  TEST_ASSERT( 0 == cipher_finish( &ctx_enc, encbuf + outlen, &outlen ) );
621  total_len += outlen;
622 
623 #if defined(POLARSSL_GCM_C)
624  TEST_ASSERT( 0 == cipher_write_tag( &ctx_enc, tag, sizeof( tag ) ) );
625 #endif
626 
627  TEST_ASSERT( total_len == length ||
628  ( total_len % cipher_get_block_size( &ctx_enc ) == 0 &&
629  total_len > length &&
630  total_len <= length + cipher_get_block_size( &ctx_enc ) ) );
631 
632  /* decode the previously encoded string */
633  TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, total_len, decbuf, &outlen ) );
634  total_len = outlen;
635 
636  TEST_ASSERT( total_len == length ||
637  ( total_len % cipher_get_block_size( &ctx_dec ) == 0 &&
638  total_len < length &&
639  total_len + cipher_get_block_size( &ctx_dec ) >= length ) );
640 
641  TEST_ASSERT( 0 == cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
642  total_len += outlen;
643 
644 #if defined(POLARSSL_GCM_C)
645  TEST_ASSERT( 0 == cipher_check_tag( &ctx_dec, tag, sizeof( tag ) ) );
646 #endif
647 
648  /* check result */
649  TEST_ASSERT( total_len == length );
650  TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
651  }
652 
653  /*
654  * Done
655  */
656 exit:
657  cipher_free( &ctx_dec );
658  cipher_free( &ctx_enc );
659 }
660 
661 void test_suite_enc_fail( int cipher_id, int pad_mode, int key_len,
662  int length_val, int ret )
663 {
664  size_t length = length_val;
665  unsigned char key[32];
666  unsigned char iv[16];
667 
668  const cipher_info_t *cipher_info;
669  cipher_context_t ctx;
670 
671  unsigned char inbuf[64];
672  unsigned char encbuf[64];
673 
674  size_t outlen = 0;
675 
676  memset( key, 0, 32 );
677  memset( iv , 0, 16 );
678 
679  cipher_init( &ctx );
680 
681  memset( inbuf, 5, 64 );
682  memset( encbuf, 0, 64 );
683 
684  /* Check and get info structures */
685  cipher_info = cipher_info_from_type( cipher_id );
686  TEST_ASSERT( NULL != cipher_info );
687 
688  /* Initialise context */
689  TEST_ASSERT( 0 == cipher_init_ctx( &ctx, cipher_info ) );
690  TEST_ASSERT( 0 == cipher_setkey( &ctx, key, key_len, POLARSSL_ENCRYPT ) );
691 #if defined(POLARSSL_CIPHER_MODE_WITH_PADDING)
692  TEST_ASSERT( 0 == cipher_set_padding_mode( &ctx, pad_mode ) );
693 #else
694  (void) pad_mode;
695 #endif /* POLARSSL_CIPHER_MODE_WITH_PADDING */
696  TEST_ASSERT( 0 == cipher_set_iv( &ctx, iv, 16 ) );
697  TEST_ASSERT( 0 == cipher_reset( &ctx ) );
698 #if defined(POLARSSL_GCM_C)
699  TEST_ASSERT( 0 == cipher_update_ad( &ctx, NULL, 0 ) );
700 #endif
701 
702  /* encode length number of bytes from inbuf */
703  TEST_ASSERT( 0 == cipher_update( &ctx, inbuf, length, encbuf, &outlen ) );
704  TEST_ASSERT( ret == cipher_finish( &ctx, encbuf + outlen, &outlen ) );
705 
706  /* done */
707 exit:
708  cipher_free( &ctx );
709 }
710 
711 void test_suite_dec_empty_buf()
712 {
713  unsigned char key[32];
714  unsigned char iv[16];
715 
716  cipher_context_t ctx_dec;
717  const cipher_info_t *cipher_info;
718 
719  unsigned char encbuf[64];
720  unsigned char decbuf[64];
721 
722  size_t outlen = 0;
723 
724  memset( key, 0, 32 );
725  memset( iv , 0, 16 );
726 
727  cipher_init( &ctx_dec );
728 
729  memset( encbuf, 0, 64 );
730  memset( decbuf, 0, 64 );
731 
732  /* Initialise context */
734  TEST_ASSERT( NULL != cipher_info);
735 
736  TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
737 
738  TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, 128, POLARSSL_DECRYPT ) );
739 
740  TEST_ASSERT( 0 == cipher_set_iv( &ctx_dec, iv, 16 ) );
741 
742  TEST_ASSERT( 0 == cipher_reset( &ctx_dec ) );
743 
744 #if defined(POLARSSL_GCM_C)
745  TEST_ASSERT( 0 == cipher_update_ad( &ctx_dec, NULL, 0 ) );
746 #endif
747 
748  /* decode 0-byte string */
749  TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, 0, decbuf, &outlen ) );
750  TEST_ASSERT( 0 == outlen );
752  &ctx_dec, decbuf + outlen, &outlen ) );
753  TEST_ASSERT( 0 == outlen );
754 
755 exit:
756  cipher_free( &ctx_dec );
757 }
758 
759 void test_suite_enc_dec_buf_multipart( int cipher_id, int key_len, int first_length_val,
760  int second_length_val )
761 {
762  size_t first_length = first_length_val;
763  size_t second_length = second_length_val;
764  size_t length = first_length + second_length;
765  unsigned char key[32];
766  unsigned char iv[16];
767 
768  cipher_context_t ctx_dec;
769  cipher_context_t ctx_enc;
770  const cipher_info_t *cipher_info;
771 
772  unsigned char inbuf[64];
773  unsigned char encbuf[64];
774  unsigned char decbuf[64];
775 
776  size_t outlen = 0;
777  size_t totaloutlen = 0;
778 
779  memset( key, 0, 32 );
780  memset( iv , 0, 16 );
781 
782  cipher_init( &ctx_dec );
783  cipher_init( &ctx_enc );
784 
785  memset( inbuf, 5, 64 );
786  memset( encbuf, 0, 64 );
787  memset( decbuf, 0, 64 );
788 
789  /* Initialise enc and dec contexts */
790  cipher_info = cipher_info_from_type( cipher_id );
791  TEST_ASSERT( NULL != cipher_info);
792 
793  TEST_ASSERT( 0 == cipher_init_ctx( &ctx_dec, cipher_info ) );
794  TEST_ASSERT( 0 == cipher_init_ctx( &ctx_enc, cipher_info ) );
795 
796  TEST_ASSERT( 0 == cipher_setkey( &ctx_dec, key, key_len, POLARSSL_DECRYPT ) );
797  TEST_ASSERT( 0 == cipher_setkey( &ctx_enc, key, key_len, POLARSSL_ENCRYPT ) );
798 
799  TEST_ASSERT( 0 == cipher_set_iv( &ctx_dec, iv, 16 ) );
800  TEST_ASSERT( 0 == cipher_set_iv( &ctx_enc, iv, 16 ) );
801 
802  TEST_ASSERT( 0 == cipher_reset( &ctx_dec ) );
803  TEST_ASSERT( 0 == cipher_reset( &ctx_enc ) );
804 
805 #if defined(POLARSSL_GCM_C)
806  TEST_ASSERT( 0 == cipher_update_ad( &ctx_dec, NULL, 0 ) );
807  TEST_ASSERT( 0 == cipher_update_ad( &ctx_enc, NULL, 0 ) );
808 #endif
809 
810  /* encode length number of bytes from inbuf */
811  TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf, first_length, encbuf, &outlen ) );
812  totaloutlen = outlen;
813  TEST_ASSERT( 0 == cipher_update( &ctx_enc, inbuf + first_length, second_length, encbuf + totaloutlen, &outlen ) );
814  totaloutlen += outlen;
815  TEST_ASSERT( totaloutlen == length ||
816  ( totaloutlen % cipher_get_block_size( &ctx_enc ) == 0 &&
817  totaloutlen < length &&
818  totaloutlen + cipher_get_block_size( &ctx_enc ) > length ) );
819 
820  TEST_ASSERT( 0 == cipher_finish( &ctx_enc, encbuf + totaloutlen, &outlen ) );
821  totaloutlen += outlen;
822  TEST_ASSERT( totaloutlen == length ||
823  ( totaloutlen % cipher_get_block_size( &ctx_enc ) == 0 &&
824  totaloutlen > length &&
825  totaloutlen <= length + cipher_get_block_size( &ctx_enc ) ) );
826 
827  /* decode the previously encoded string */
828  TEST_ASSERT( 0 == cipher_update( &ctx_dec, encbuf, totaloutlen, decbuf, &outlen ) );
829  totaloutlen = outlen;
830 
831  TEST_ASSERT( totaloutlen == length ||
832  ( totaloutlen % cipher_get_block_size( &ctx_dec ) == 0 &&
833  totaloutlen < length &&
834  totaloutlen + cipher_get_block_size( &ctx_dec ) >= length ) );
835 
836  TEST_ASSERT( 0 == cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
837  totaloutlen += outlen;
838 
839  TEST_ASSERT( totaloutlen == length );
840 
841  TEST_ASSERT( 0 == memcmp(inbuf, decbuf, length) );
842 
843 exit:
844  cipher_free( &ctx_dec );
845  cipher_free( &ctx_enc );
846 }
847 
848 void test_suite_decrypt_test_vec( int cipher_id, int pad_mode,
849  char *hex_key, char *hex_iv,
850  char *hex_cipher, char *hex_clear,
851  char *hex_ad, char *hex_tag,
852  int finish_result, int tag_result )
853 {
854  unsigned char key[50];
855  unsigned char iv[50];
856  unsigned char cipher[200];
857  unsigned char clear[200];
858  unsigned char ad[200];
859  unsigned char tag[20];
860  size_t key_len, iv_len, cipher_len, clear_len;
861 #if defined(POLARSSL_GCM_C)
862  size_t ad_len, tag_len;
863 #endif
864  cipher_context_t ctx;
865  unsigned char output[200];
866  size_t outlen, total_len;
867 
868  cipher_init( &ctx );
869 
870  memset( key, 0x00, sizeof( key ) );
871  memset( iv, 0x00, sizeof( iv ) );
872  memset( cipher, 0x00, sizeof( cipher ) );
873  memset( clear, 0x00, sizeof( clear ) );
874  memset( ad, 0x00, sizeof( ad ) );
875  memset( tag, 0x00, sizeof( tag ) );
876  memset( output, 0x00, sizeof( output ) );
877 
878  key_len = unhexify( key, hex_key );
879  iv_len = unhexify( iv, hex_iv );
880  cipher_len = unhexify( cipher, hex_cipher );
881  clear_len = unhexify( clear, hex_clear );
882 #if defined(POLARSSL_GCM_C)
883  ad_len = unhexify( ad, hex_ad );
884  tag_len = unhexify( tag, hex_tag );
885 #else
886  ((void) hex_ad);
887  ((void) hex_tag);
888 #endif
889 
890  /* Prepare context */
891  TEST_ASSERT( 0 == cipher_init_ctx( &ctx,
892  cipher_info_from_type( cipher_id ) ) );
893  TEST_ASSERT( 0 == cipher_setkey( &ctx, key, 8 * key_len, POLARSSL_DECRYPT ) );
894 #if defined(POLARSSL_CIPHER_MODE_WITH_PADDING)
895  if( pad_mode != -1 )
896  TEST_ASSERT( 0 == cipher_set_padding_mode( &ctx, pad_mode ) );
897 #else
898  (void) pad_mode;
899 #endif /* POLARSSL_CIPHER_MODE_WITH_PADDING */
900  TEST_ASSERT( 0 == cipher_set_iv( &ctx, iv, iv_len ) );
901  TEST_ASSERT( 0 == cipher_reset( &ctx ) );
902 #if defined(POLARSSL_GCM_C)
903  TEST_ASSERT( 0 == cipher_update_ad( &ctx, ad, ad_len ) );
904 #endif
905 
906  /* decode buffer and check tag */
907  total_len = 0;
908  TEST_ASSERT( 0 == cipher_update( &ctx, cipher, cipher_len, output, &outlen ) );
909  total_len += outlen;
910  TEST_ASSERT( finish_result == cipher_finish( &ctx, output + outlen,
911  &outlen ) );
912  total_len += outlen;
913 #if defined(POLARSSL_GCM_C)
914  TEST_ASSERT( tag_result == cipher_check_tag( &ctx, tag, tag_len ) );
915 #endif
916 
917  /* check plaintext only if everything went fine */
918  if( 0 == finish_result && 0 == tag_result )
919  {
920  TEST_ASSERT( total_len == clear_len );
921  TEST_ASSERT( 0 == memcmp( output, clear, clear_len ) );
922  }
923 
924 exit:
925  cipher_free( &ctx );
926 }
927 
928 #ifdef POLARSSL_CIPHER_MODE_AEAD
929 void test_suite_auth_crypt_tv( int cipher_id, char *hex_key, char *hex_iv,
930  char *hex_ad, char *hex_cipher,
931  char *hex_tag, char *hex_clear )
932 {
933  int ret;
934  unsigned char key[50];
935  unsigned char iv[50];
936  unsigned char cipher[200];
937  unsigned char clear[200];
938  unsigned char ad[200];
939  unsigned char tag[20];
940  unsigned char my_tag[20];
941  size_t key_len, iv_len, cipher_len, clear_len, ad_len, tag_len;
942  cipher_context_t ctx;
943  unsigned char output[200];
944  size_t outlen;
945 
946  cipher_init( &ctx );
947 
948  memset( key, 0x00, sizeof( key ) );
949  memset( iv, 0x00, sizeof( iv ) );
950  memset( cipher, 0x00, sizeof( cipher ) );
951  memset( clear, 0x00, sizeof( clear ) );
952  memset( ad, 0x00, sizeof( ad ) );
953  memset( tag, 0x00, sizeof( tag ) );
954  memset( my_tag, 0xFF, sizeof( my_tag ) );
955  memset( output, 0xFF, sizeof( output ) );
956 
957  key_len = unhexify( key, hex_key );
958  iv_len = unhexify( iv, hex_iv );
959  cipher_len = unhexify( cipher, hex_cipher );
960  ad_len = unhexify( ad, hex_ad );
961  tag_len = unhexify( tag, hex_tag );
962 
963  /* Prepare context */
964  TEST_ASSERT( 0 == cipher_init_ctx( &ctx,
965  cipher_info_from_type( cipher_id ) ) );
966  TEST_ASSERT( 0 == cipher_setkey( &ctx, key, 8 * key_len, POLARSSL_DECRYPT ) );
967 
968  /* decode buffer and check tag */
969  ret = cipher_auth_decrypt( &ctx, iv, iv_len, ad, ad_len,
970  cipher, cipher_len, output, &outlen,
971  tag, tag_len );
972 
973  /* make sure we didn't overwrite */
974  TEST_ASSERT( output[outlen + 0] == 0xFF );
975  TEST_ASSERT( output[outlen + 1] == 0xFF );
976 
977  /* make sure the message is rejected if it should be */
978  if( strcmp( hex_clear, "FAIL" ) == 0 )
979  {
981  goto exit;
982  }
983 
984  /* otherwise, make sure it was decrypted properly */
985  TEST_ASSERT( ret == 0 );
986 
987  clear_len = unhexify( clear, hex_clear );
988  TEST_ASSERT( outlen == clear_len );
989  TEST_ASSERT( memcmp( output, clear, clear_len ) == 0 );
990 
991  /* then encrypt the clear and make sure we get the same ciphertext and tag */
992  memset( output, 0xFF, sizeof( output ) );
993  outlen = 0;
994 
995  ret = cipher_auth_encrypt( &ctx, iv, iv_len, ad, ad_len,
996  clear, clear_len, output, &outlen,
997  my_tag, tag_len );
998  TEST_ASSERT( ret == 0 );
999 
1000  TEST_ASSERT( outlen == clear_len );
1001  TEST_ASSERT( memcmp( output, cipher, clear_len ) == 0 );
1002  TEST_ASSERT( memcmp( my_tag, tag, tag_len ) == 0 );
1003 
1004  /* make sure we didn't overwrite */
1005  TEST_ASSERT( output[outlen + 0] == 0xFF );
1006  TEST_ASSERT( output[outlen + 1] == 0xFF );
1007  TEST_ASSERT( my_tag[tag_len + 0] == 0xFF );
1008  TEST_ASSERT( my_tag[tag_len + 1] == 0xFF );
1009 
1010 
1011 exit:
1012  cipher_free( &ctx );
1013 }
1014 #endif /* POLARSSL_CIPHER_MODE_AEAD */
1015 
1016 void test_suite_test_vec_ecb( int cipher_id, int operation, char *hex_key,
1017  char *hex_input, char *hex_result,
1018  int finish_result )
1019 {
1020  unsigned char key[50];
1021  unsigned char input[16];
1022  unsigned char result[16];
1023  size_t key_len;
1024  cipher_context_t ctx;
1025  unsigned char output[32];
1026  size_t outlen;
1027 
1028  cipher_init( &ctx );
1029 
1030  memset( key, 0x00, sizeof( key ) );
1031  memset( input, 0x00, sizeof( input ) );
1032  memset( result, 0x00, sizeof( result ) );
1033  memset( output, 0x00, sizeof( output ) );
1034 
1035  /* Prepare context */
1036  TEST_ASSERT( 0 == cipher_init_ctx( &ctx,
1037  cipher_info_from_type( cipher_id ) ) );
1038 
1039  key_len = unhexify( key, hex_key );
1040  TEST_ASSERT( unhexify( input, hex_input ) ==
1041  (int) cipher_get_block_size( &ctx ) );
1042  TEST_ASSERT( unhexify( result, hex_result ) ==
1043  (int) cipher_get_block_size( &ctx ) );
1044 
1045  TEST_ASSERT( 0 == cipher_setkey( &ctx, key, 8 * key_len, operation ) );
1046 
1047  TEST_ASSERT( 0 == cipher_update( &ctx, input,
1048  cipher_get_block_size( &ctx ),
1049  output, &outlen ) );
1050  TEST_ASSERT( outlen == cipher_get_block_size( &ctx ) );
1051  TEST_ASSERT( finish_result == cipher_finish( &ctx, output + outlen,
1052  &outlen ) );
1053  TEST_ASSERT( 0 == outlen );
1054 
1055  /* check plaintext only if everything went fine */
1056  if( 0 == finish_result )
1057  TEST_ASSERT( 0 == memcmp( output, result,
1058  cipher_get_block_size( &ctx ) ) );
1059 
1060 exit:
1061  cipher_free( &ctx );
1062 }
1063 
1064 #ifdef POLARSSL_CIPHER_MODE_WITH_PADDING
1065 void test_suite_set_padding( int cipher_id, int pad_mode, int ret )
1066 {
1067  const cipher_info_t *cipher_info;
1068  cipher_context_t ctx;
1069 
1070  cipher_init( &ctx );
1071 
1072  cipher_info = cipher_info_from_type( cipher_id );
1073  TEST_ASSERT( NULL != cipher_info );
1074  TEST_ASSERT( 0 == cipher_init_ctx( &ctx, cipher_info ) );
1075 
1076  TEST_ASSERT( ret == cipher_set_padding_mode( &ctx, pad_mode ) );
1077 
1078 exit:
1079  cipher_free( &ctx );
1080 }
1081 #endif /* POLARSSL_CIPHER_MODE_WITH_PADDING */
1082 
1083 #ifdef POLARSSL_CIPHER_MODE_CBC
1084 void test_suite_check_padding( int pad_mode, char *input_str, int ret, int dlen_check )
1085 {
1086  cipher_info_t cipher_info;
1087  cipher_context_t ctx;
1088  unsigned char input[16];
1089  size_t ilen, dlen;
1090 
1091  /* build a fake context just for getting access to get_padding */
1092  cipher_init( &ctx );
1093  cipher_info.mode = POLARSSL_MODE_CBC;
1094  ctx.cipher_info = &cipher_info;
1095 
1096  TEST_ASSERT( 0 == cipher_set_padding_mode( &ctx, pad_mode ) );
1097 
1098  ilen = unhexify( input, input_str );
1099 
1100  TEST_ASSERT( ret == ctx.get_padding( input, ilen, &dlen ) );
1101  if( 0 == ret )
1102  TEST_ASSERT( dlen == (size_t) dlen_check );
1103 
1104 exit:
1105  return;
1106 }
1107 #endif /* POLARSSL_CIPHER_MODE_CBC */
1108 
1109 #ifdef POLARSSL_SELF_TEST
1110 void test_suite_cipher_selftest()
1111 {
1112  TEST_ASSERT( cipher_self_test( 0 ) == 0 );
1113 
1114 exit:
1115  return;
1116 }
1117 #endif /* POLARSSL_SELF_TEST */
1118 
1119 
1120 #endif /* POLARSSL_CIPHER_C */
1121 
1122 
1123 int dep_check( char *str )
1124 {
1125  if( str == NULL )
1126  return( 1 );
1127 
1128  if( strcmp( str, "POLARSSL_CIPHER_MODE_CFB" ) == 0 )
1129  {
1130 #if defined(POLARSSL_CIPHER_MODE_CFB)
1131  return( 0 );
1132 #else
1133  return( 1 );
1134 #endif
1135  }
1136  if( strcmp( str, "POLARSSL_CIPHER_PADDING_PKCS7" ) == 0 )
1137  {
1138 #if defined(POLARSSL_CIPHER_PADDING_PKCS7)
1139  return( 0 );
1140 #else
1141  return( 1 );
1142 #endif
1143  }
1144  if( strcmp( str, "POLARSSL_CIPHER_MODE_CTR" ) == 0 )
1145  {
1146 #if defined(POLARSSL_CIPHER_MODE_CTR)
1147  return( 0 );
1148 #else
1149  return( 1 );
1150 #endif
1151  }
1152  if( strcmp( str, "POLARSSL_CAMELLIA_C" ) == 0 )
1153  {
1154 #if defined(POLARSSL_CAMELLIA_C)
1155  return( 0 );
1156 #else
1157  return( 1 );
1158 #endif
1159  }
1160  if( strcmp( str, "POLARSSL_CIPHER_MODE_CBC" ) == 0 )
1161  {
1162 #if defined(POLARSSL_CIPHER_MODE_CBC)
1163  return( 0 );
1164 #else
1165  return( 1 );
1166 #endif
1167  }
1168 
1169 
1170  return( 1 );
1171 }
1172 
1173 int dispatch_test(int cnt, char *params[50])
1174 {
1175  int ret;
1176  ((void) cnt);
1177  ((void) params);
1178 
1179 #if defined(TEST_SUITE_ACTIVE)
1180  if( strcmp( params[0], "cipher_list" ) == 0 )
1181  {
1182 
1183 
1184  if( cnt != 1 )
1185  {
1186  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 1 );
1187  return( 2 );
1188  }
1189 
1190 
1191  test_suite_cipher_list( );
1192  return ( 0 );
1193 
1194  return ( 3 );
1195  }
1196  else
1197  if( strcmp( params[0], "cipher_null_args" ) == 0 )
1198  {
1199 
1200 
1201  if( cnt != 1 )
1202  {
1203  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 1 );
1204  return( 2 );
1205  }
1206 
1207 
1208  test_suite_cipher_null_args( );
1209  return ( 0 );
1210 
1211  return ( 3 );
1212  }
1213  else
1214  if( strcmp( params[0], "enc_dec_buf" ) == 0 )
1215  {
1216 
1217  int param1;
1218  char *param2 = params[2];
1219  int param3;
1220  int param4;
1221  int param5;
1222 
1223  if( cnt != 6 )
1224  {
1225  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 6 );
1226  return( 2 );
1227  }
1228 
1229  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1230  if( verify_string( &param2 ) != 0 ) return( 2 );
1231  if( verify_int( params[3], &param3 ) != 0 ) return( 2 );
1232  if( verify_int( params[4], &param4 ) != 0 ) return( 2 );
1233  if( verify_int( params[5], &param5 ) != 0 ) return( 2 );
1234 
1235  test_suite_enc_dec_buf( param1, param2, param3, param4, param5 );
1236  return ( 0 );
1237 
1238  return ( 3 );
1239  }
1240  else
1241  if( strcmp( params[0], "enc_fail" ) == 0 )
1242  {
1243 
1244  int param1;
1245  int param2;
1246  int param3;
1247  int param4;
1248  int param5;
1249 
1250  if( cnt != 6 )
1251  {
1252  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 6 );
1253  return( 2 );
1254  }
1255 
1256  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1257  if( verify_int( params[2], &param2 ) != 0 ) return( 2 );
1258  if( verify_int( params[3], &param3 ) != 0 ) return( 2 );
1259  if( verify_int( params[4], &param4 ) != 0 ) return( 2 );
1260  if( verify_int( params[5], &param5 ) != 0 ) return( 2 );
1261 
1262  test_suite_enc_fail( param1, param2, param3, param4, param5 );
1263  return ( 0 );
1264 
1265  return ( 3 );
1266  }
1267  else
1268  if( strcmp( params[0], "dec_empty_buf" ) == 0 )
1269  {
1270 
1271 
1272  if( cnt != 1 )
1273  {
1274  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 1 );
1275  return( 2 );
1276  }
1277 
1278 
1279  test_suite_dec_empty_buf( );
1280  return ( 0 );
1281 
1282  return ( 3 );
1283  }
1284  else
1285  if( strcmp( params[0], "enc_dec_buf_multipart" ) == 0 )
1286  {
1287 
1288  int param1;
1289  int param2;
1290  int param3;
1291  int param4;
1292 
1293  if( cnt != 5 )
1294  {
1295  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 5 );
1296  return( 2 );
1297  }
1298 
1299  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1300  if( verify_int( params[2], &param2 ) != 0 ) return( 2 );
1301  if( verify_int( params[3], &param3 ) != 0 ) return( 2 );
1302  if( verify_int( params[4], &param4 ) != 0 ) return( 2 );
1303 
1304  test_suite_enc_dec_buf_multipart( param1, param2, param3, param4 );
1305  return ( 0 );
1306 
1307  return ( 3 );
1308  }
1309  else
1310  if( strcmp( params[0], "decrypt_test_vec" ) == 0 )
1311  {
1312 
1313  int param1;
1314  int param2;
1315  char *param3 = params[3];
1316  char *param4 = params[4];
1317  char *param5 = params[5];
1318  char *param6 = params[6];
1319  char *param7 = params[7];
1320  char *param8 = params[8];
1321  int param9;
1322  int param10;
1323 
1324  if( cnt != 11 )
1325  {
1326  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 11 );
1327  return( 2 );
1328  }
1329 
1330  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1331  if( verify_int( params[2], &param2 ) != 0 ) return( 2 );
1332  if( verify_string( &param3 ) != 0 ) return( 2 );
1333  if( verify_string( &param4 ) != 0 ) return( 2 );
1334  if( verify_string( &param5 ) != 0 ) return( 2 );
1335  if( verify_string( &param6 ) != 0 ) return( 2 );
1336  if( verify_string( &param7 ) != 0 ) return( 2 );
1337  if( verify_string( &param8 ) != 0 ) return( 2 );
1338  if( verify_int( params[9], &param9 ) != 0 ) return( 2 );
1339  if( verify_int( params[10], &param10 ) != 0 ) return( 2 );
1340 
1341  test_suite_decrypt_test_vec( param1, param2, param3, param4, param5, param6, param7, param8, param9, param10 );
1342  return ( 0 );
1343 
1344  return ( 3 );
1345  }
1346  else
1347  if( strcmp( params[0], "auth_crypt_tv" ) == 0 )
1348  {
1349  #ifdef POLARSSL_CIPHER_MODE_AEAD
1350 
1351  int param1;
1352  char *param2 = params[2];
1353  char *param3 = params[3];
1354  char *param4 = params[4];
1355  char *param5 = params[5];
1356  char *param6 = params[6];
1357  char *param7 = params[7];
1358 
1359  if( cnt != 8 )
1360  {
1361  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 8 );
1362  return( 2 );
1363  }
1364 
1365  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1366  if( verify_string( &param2 ) != 0 ) return( 2 );
1367  if( verify_string( &param3 ) != 0 ) return( 2 );
1368  if( verify_string( &param4 ) != 0 ) return( 2 );
1369  if( verify_string( &param5 ) != 0 ) return( 2 );
1370  if( verify_string( &param6 ) != 0 ) return( 2 );
1371  if( verify_string( &param7 ) != 0 ) return( 2 );
1372 
1373  test_suite_auth_crypt_tv( param1, param2, param3, param4, param5, param6, param7 );
1374  return ( 0 );
1375  #endif /* POLARSSL_CIPHER_MODE_AEAD */
1376 
1377  return ( 3 );
1378  }
1379  else
1380  if( strcmp( params[0], "test_vec_ecb" ) == 0 )
1381  {
1382 
1383  int param1;
1384  int param2;
1385  char *param3 = params[3];
1386  char *param4 = params[4];
1387  char *param5 = params[5];
1388  int param6;
1389 
1390  if( cnt != 7 )
1391  {
1392  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 7 );
1393  return( 2 );
1394  }
1395 
1396  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1397  if( verify_int( params[2], &param2 ) != 0 ) return( 2 );
1398  if( verify_string( &param3 ) != 0 ) return( 2 );
1399  if( verify_string( &param4 ) != 0 ) return( 2 );
1400  if( verify_string( &param5 ) != 0 ) return( 2 );
1401  if( verify_int( params[6], &param6 ) != 0 ) return( 2 );
1402 
1403  test_suite_test_vec_ecb( param1, param2, param3, param4, param5, param6 );
1404  return ( 0 );
1405 
1406  return ( 3 );
1407  }
1408  else
1409  if( strcmp( params[0], "set_padding" ) == 0 )
1410  {
1411  #ifdef POLARSSL_CIPHER_MODE_WITH_PADDING
1412 
1413  int param1;
1414  int param2;
1415  int param3;
1416 
1417  if( cnt != 4 )
1418  {
1419  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 4 );
1420  return( 2 );
1421  }
1422 
1423  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1424  if( verify_int( params[2], &param2 ) != 0 ) return( 2 );
1425  if( verify_int( params[3], &param3 ) != 0 ) return( 2 );
1426 
1427  test_suite_set_padding( param1, param2, param3 );
1428  return ( 0 );
1429  #endif /* POLARSSL_CIPHER_MODE_WITH_PADDING */
1430 
1431  return ( 3 );
1432  }
1433  else
1434  if( strcmp( params[0], "check_padding" ) == 0 )
1435  {
1436  #ifdef POLARSSL_CIPHER_MODE_CBC
1437 
1438  int param1;
1439  char *param2 = params[2];
1440  int param3;
1441  int param4;
1442 
1443  if( cnt != 5 )
1444  {
1445  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 5 );
1446  return( 2 );
1447  }
1448 
1449  if( verify_int( params[1], &param1 ) != 0 ) return( 2 );
1450  if( verify_string( &param2 ) != 0 ) return( 2 );
1451  if( verify_int( params[3], &param3 ) != 0 ) return( 2 );
1452  if( verify_int( params[4], &param4 ) != 0 ) return( 2 );
1453 
1454  test_suite_check_padding( param1, param2, param3, param4 );
1455  return ( 0 );
1456  #endif /* POLARSSL_CIPHER_MODE_CBC */
1457 
1458  return ( 3 );
1459  }
1460  else
1461  if( strcmp( params[0], "cipher_selftest" ) == 0 )
1462  {
1463  #ifdef POLARSSL_SELF_TEST
1464 
1465 
1466  if( cnt != 1 )
1467  {
1468  fprintf( stderr, "\nIncorrect argument count (%d != %d)\n", cnt, 1 );
1469  return( 2 );
1470  }
1471 
1472 
1473  test_suite_cipher_selftest( );
1474  return ( 0 );
1475  #endif /* POLARSSL_SELF_TEST */
1476 
1477  return ( 3 );
1478  }
1479  else
1480 
1481  {
1482  fprintf( stdout, "FAILED\nSkipping unknown test function '%s'\n", params[0] );
1483  fflush( stdout );
1484  return( 1 );
1485  }
1486 #else
1487  return( 3 );
1488 #endif
1489  return( ret );
1490 }
1491 
1492 int get_line( FILE *f, char *buf, size_t len )
1493 {
1494  char *ret;
1495 
1496  ret = fgets( buf, len, f );
1497  if( ret == NULL )
1498  return( -1 );
1499 
1500  if( strlen( buf ) && buf[strlen(buf) - 1] == '\n' )
1501  buf[strlen(buf) - 1] = '\0';
1502  if( strlen( buf ) && buf[strlen(buf) - 1] == '\r' )
1503  buf[strlen(buf) - 1] = '\0';
1504 
1505  return( 0 );
1506 }
1507 
1508 int parse_arguments( char *buf, size_t len, char *params[50] )
1509 {
1510  int cnt = 0, i;
1511  char *cur = buf;
1512  char *p = buf, *q;
1513 
1514  params[cnt++] = cur;
1515 
1516  while( *p != '\0' && p < buf + len )
1517  {
1518  if( *p == '\\' )
1519  {
1520  p++;
1521  p++;
1522  continue;
1523  }
1524  if( *p == ':' )
1525  {
1526  if( p + 1 < buf + len )
1527  {
1528  cur = p + 1;
1529  params[cnt++] = cur;
1530  }
1531  *p = '\0';
1532  }
1533 
1534  p++;
1535  }
1536 
1537  // Replace newlines, question marks and colons in strings
1538  for( i = 0; i < cnt; i++ )
1539  {
1540  p = params[i];
1541  q = params[i];
1542 
1543  while( *p != '\0' )
1544  {
1545  if( *p == '\\' && *(p + 1) == 'n' )
1546  {
1547  p += 2;
1548  *(q++) = '\n';
1549  }
1550  else if( *p == '\\' && *(p + 1) == ':' )
1551  {
1552  p += 2;
1553  *(q++) = ':';
1554  }
1555  else if( *p == '\\' && *(p + 1) == '?' )
1556  {
1557  p += 2;
1558  *(q++) = '?';
1559  }
1560  else
1561  *(q++) = *(p++);
1562  }
1563  *q = '\0';
1564  }
1565 
1566  return( cnt );
1567 }
1568 
1569 int main()
1570 {
1571  int ret, i, cnt, total_errors = 0, total_tests = 0, total_skipped = 0;
1572  const char *filename = "/builddir/build/BUILD/polarssl-1.3.9/tests/suites/test_suite_cipher.camellia.data";
1573  FILE *file;
1574  char buf[5000];
1575  char *params[50];
1576 
1577 #if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
1578  unsigned char alloc_buf[1000000];
1579  memory_buffer_alloc_init( alloc_buf, sizeof(alloc_buf) );
1580 #endif
1581 
1582  file = fopen( filename, "r" );
1583  if( file == NULL )
1584  {
1585  fprintf( stderr, "Failed to open\n" );
1586  return( 1 );
1587  }
1588 
1589  while( !feof( file ) )
1590  {
1591  int skip = 0;
1592 
1593  if( ( ret = get_line( file, buf, sizeof(buf) ) ) != 0 )
1594  break;
1595  fprintf( stdout, "%s%.66s", test_errors ? "\n" : "", buf );
1596  fprintf( stdout, " " );
1597  for( i = strlen( buf ) + 1; i < 67; i++ )
1598  fprintf( stdout, "." );
1599  fprintf( stdout, " " );
1600  fflush( stdout );
1601 
1602  total_tests++;
1603 
1604  if( ( ret = get_line( file, buf, sizeof(buf) ) ) != 0 )
1605  break;
1606  cnt = parse_arguments( buf, strlen(buf), params );
1607 
1608  if( strcmp( params[0], "depends_on" ) == 0 )
1609  {
1610  for( i = 1; i < cnt; i++ )
1611  if( dep_check( params[i] ) != 0 )
1612  skip = 1;
1613 
1614  if( ( ret = get_line( file, buf, sizeof(buf) ) ) != 0 )
1615  break;
1616  cnt = parse_arguments( buf, strlen(buf), params );
1617  }
1618 
1619  if( skip == 0 )
1620  {
1621  test_errors = 0;
1622  ret = dispatch_test( cnt, params );
1623  }
1624 
1625  if( skip == 1 || ret == 3 )
1626  {
1627  total_skipped++;
1628  fprintf( stdout, "----\n" );
1629  fflush( stdout );
1630  }
1631  else if( ret == 0 && test_errors == 0 )
1632  {
1633  fprintf( stdout, "PASS\n" );
1634  fflush( stdout );
1635  }
1636  else if( ret == 2 )
1637  {
1638  fprintf( stderr, "FAILED: FATAL PARSE ERROR\n" );
1639  fclose(file);
1640  exit( 2 );
1641  }
1642  else
1643  total_errors++;
1644 
1645  if( ( ret = get_line( file, buf, sizeof(buf) ) ) != 0 )
1646  break;
1647  if( strlen(buf) != 0 )
1648  {
1649  fprintf( stderr, "Should be empty %d\n", (int) strlen(buf) );
1650  return( 1 );
1651  }
1652  }
1653  fclose(file);
1654 
1655  fprintf( stdout, "\n----------------------------------------------------------------------------\n\n");
1656  if( total_errors == 0 )
1657  fprintf( stdout, "PASSED" );
1658  else
1659  fprintf( stdout, "FAILED" );
1660 
1661  fprintf( stdout, " (%d / %d tests (%d skipped))\n",
1662  total_tests - total_errors, total_tests, total_skipped );
1663 
1664 #if defined(POLARSSL_MEMORY_BUFFER_ALLOC_C)
1665 #if defined(POLARSSL_MEMORY_DEBUG)
1666  memory_buffer_alloc_status();
1667 #endif
1669 #endif
1670 
1671  return( total_errors != 0 );
1672 }
1673 
1674 
#define POLARSSL_ERR_CIPHER_BAD_INPUT_DATA
Bad input parameters to function.
Definition: cipher.h:58
int cipher_finish(cipher_context_t *ctx, unsigned char *output, size_t *olen)
Generic cipher finalisation function.
Memory allocation layer (Deprecated to platform layer)
static int cipher_get_iv_size(const cipher_context_t *ctx)
Returns the size of the cipher's IV/NONCE in bytes.
Definition: cipher.h:418
Generic cipher context.
Definition: cipher.h:258
static unsigned char * zero_alloc(size_t len)
Allocate and zeroize a buffer.
Info structure for the pseudo random function.
void cipher_init(cipher_context_t *ctx)
Initialize a cipher_context (as NONE)
void memory_buffer_alloc_free(void)
Free the mutex for thread-safety and clear remaining memory.
static cipher_mode_t cipher_get_cipher_mode(const cipher_context_t *ctx)
Returns the mode of operation for the cipher.
Definition: cipher.h:401
int cipher_write_tag(cipher_context_t *ctx, unsigned char *tag, size_t tag_len)
Write tag for AEAD ciphers.
Cipher information.
Definition: cipher.h:226
zero padding (not reversible!)
Definition: cipher.h:150
const cipher_info_t * cipher_info_from_type(const cipher_type_t cipher_type)
Returns the cipher information structure associated with the given cipher type.
static unsigned int cipher_get_block_size(const cipher_context_t *ctx)
Returns the block size of the given cipher.
Definition: cipher.h:384
const cipher_info_t * cipher_info_from_string(const char *cipher_name)
Returns the cipher information structure associated with the given cipher name.
static int rnd_pseudo_rand(void *rng_state, unsigned char *output, size_t len)
This function returns random based on a pseudo random function.
int(* get_padding)(unsigned char *input, size_t ilen, size_t *data_len)
Definition: cipher.h:270
Configuration options (set of defines)
int get_line(FILE *f, char *buf, size_t len)
PolarSSL Platform abstraction layer.
static int test_assert(int correct, const char *test)
ISO/IEC 7816-4 padding.
Definition: cipher.h:148
int parse_arguments(char *buf, size_t len, char *params[50])
int memory_buffer_alloc_init(unsigned char *buf, size_t len)
Initialize use of stack-based memory allocator.
const cipher_info_t * cipher_info
Information about the associated cipher.
Definition: cipher.h:260
#define TEST_ASSERT(TEST)
int dispatch_test(int cnt, char *params[50])
int cipher_update_ad(cipher_context_t *ctx, const unsigned char *ad, size_t ad_len)
Add additional data (for AEAD ciphers).
int cipher_set_iv(cipher_context_t *ctx, const unsigned char *iv, size_t iv_len)
Set the initialization vector (IV) or nonce.
int cipher_auth_encrypt(cipher_context_t *ctx, const unsigned char *iv, size_t iv_len, const unsigned char *ad, size_t ad_len, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen, unsigned char *tag, size_t tag_len)
Generic autenticated encryption (AEAD ciphers).
int cipher_update(cipher_context_t *ctx, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen)
Generic cipher update function.
static int unhexify(unsigned char *obuf, const char *ibuf)
int cipher_auth_decrypt(cipher_context_t *ctx, const unsigned char *iv, size_t iv_len, const unsigned char *ad, size_t ad_len, const unsigned char *input, size_t ilen, unsigned char *output, size_t *olen, const unsigned char *tag, size_t tag_len)
Generic autenticated decryption (AEAD ciphers).
static int test_errors
#define POLARSSL_ERR_CIPHER_FULL_BLOCK_EXPECTED
Decryption of block requires a full block.
Definition: cipher.h:61
static int rnd_std_rand(void *rng_state, unsigned char *output, size_t len)
This function just returns data from rand().
Generic cipher wrapper.
#define PUT_UINT32_BE(n, b, i)
int cipher_reset(cipher_context_t *ctx)
Finish preparation of the given context.
void cipher_free(cipher_context_t *ctx)
Free and clear the cipher-specific context of ctx.
int cipher_set_padding_mode(cipher_context_t *ctx, cipher_padding_t mode)
Set padding mode, for cipher modes that use padding.
cipher_mode_t mode
Cipher mode (e.g.
Definition: cipher.h:231
int cipher_init_ctx(cipher_context_t *ctx, const cipher_info_t *cipher_info)
Initialises and fills the cipher context structure with the appropriate values.
int cipher_setkey(cipher_context_t *ctx, const unsigned char *key, int key_length, const operation_t operation)
Set the key to use with the given context.
int verify_string(char **str)
static int rnd_zero_rand(void *rng_state, unsigned char *output, size_t len)
This function only returns zeros.
static void hexify(unsigned char *obuf, const unsigned char *ibuf, int len)
static int rnd_buffer_rand(void *rng_state, unsigned char *output, size_t len)
This function returns random based on a buffer it receives.
never pad (full blocks only)
Definition: cipher.h:151
Galois/Counter mode for 128-bit block ciphers.
unsigned char * buf
const int * cipher_list(void)
Returns the list of ciphers supported by the generic cipher module.
#define polarssl_malloc
ANSI X.923 padding.
Definition: cipher.h:149
static unsigned char * unhexify_alloc(const char *ibuf, size_t *olen)
Allocate and fill a buffer from hex data.
int dep_check(char *str)
cipher_type_t cipher
int verify_int(char *str, int *value)
int cipher_self_test(int verbose)
Checkup routine.
int cipher_check_tag(cipher_context_t *ctx, const unsigned char *tag, size_t tag_len)
Check tag for AEAD ciphers.
#define POLARSSL_ERR_CIPHER_AUTH_FAILED
Authentication failed (for AEAD modes).
Definition: cipher.h:62