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review.trustedfirmware.org / mirror / mbed-tls / fb18b6ccd2f7f33e893dbf5d299f232b51a7c41f / . / tests / suites / test_suite_gcm.function
blob: 267b39c8bce5f981dda677a4bc389e87620ffeca [file] [log] [blame]
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]1/* BEGIN_HEADER */
Rich Evansce2f2372015-02-06 13:57:42 +0000[diff] [blame]2#include "polarssl/gcm.h"
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]3/* END_HEADER */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]4
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]5/* BEGIN_DEPENDENCIES
6 * depends_on:POLARSSL_GCM_C
7 * END_DEPENDENCIES
8 */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]9
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]10/* BEGIN_CASE */
Ron Eldor4f1e64e2016-12-16 16:15:56 +0200[diff] [blame]11void gcm_bad_parameters( int cipher_id, int direction,
12 char *hex_key_string, char *hex_src_string,
13 char *hex_iv_string, char *hex_add_string,
14 int tag_len_bits, int gcm_result )
15{
16 unsigned char key_str[128];
17 unsigned char src_str[128];
18 unsigned char dst_str[257];
19 unsigned char iv_str[128];
20 unsigned char add_str[128];
21 unsigned char tag_str[128];
22 unsigned char output[128];
23 unsigned char tag_output[16];
24 gcm_context ctx;
25 unsigned int key_len ;
26 size_t pt_len, iv_len, add_len, tag_len = tag_len_bits / 8;
27
28 memset( key_str, 0x00, sizeof( key_str ) );
29 memset( src_str, 0x00, sizeof( src_str ) );
30 memset( dst_str, 0x00, sizeof( dst_str ) );
31 memset( iv_str, 0x00, sizeof( iv_str ) );
32 memset( add_str, 0x00, sizeof( add_str ) );
33 memset( tag_str, 0x00, sizeof( tag_str ) );
34 memset( output, 0x00, sizeof( output ) );
35 memset( tag_output, 0x00, sizeof( tag_output ) );
36
37 key_len = unhexify( key_str, hex_key_string );
38 pt_len = unhexify( src_str, hex_src_string );
39 iv_len = unhexify( iv_str, hex_iv_string );
40 add_len = unhexify( add_str, hex_add_string );
41
42 TEST_ASSERT( gcm_init( &ctx, cipher_id, key_str, key_len * 8 ) == 0 );
43
44 TEST_ASSERT( gcm_crypt_and_tag( &ctx, direction, pt_len, iv_str, iv_len,
45 add_str, add_len, src_str, output, tag_len, tag_output ) == gcm_result );
46
47exit:
48 gcm_free( &ctx );
49}
50/* END_CASE */
51
52/* BEGIN_CASE */
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]53void gcm_encrypt_and_tag( int cipher_id,
54 char *hex_key_string, char *hex_src_string,
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]55 char *hex_iv_string, char *hex_add_string,
56 char *hex_dst_string, int tag_len_bits,
57 char *hex_tag_string, int init_result )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]58{
59 unsigned char key_str[128];
60 unsigned char src_str[128];
61 unsigned char dst_str[257];
62 unsigned char iv_str[128];
63 unsigned char add_str[128];
64 unsigned char tag_str[128];
65 unsigned char output[128];
66 unsigned char tag_output[16];
67 gcm_context ctx;
68 unsigned int key_len;
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]69 size_t pt_len, iv_len, add_len, tag_len = tag_len_bits / 8;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]70
71 memset(key_str, 0x00, 128);
72 memset(src_str, 0x00, 128);
Paul Bakker68b6d882012-09-08 14:04:13 +0000[diff] [blame]73 memset(dst_str, 0x00, 257);
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]74 memset(iv_str, 0x00, 128);
75 memset(add_str, 0x00, 128);
76 memset(tag_str, 0x00, 128);
77 memset(output, 0x00, 128);
78 memset(tag_output, 0x00, 16);
79
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]80 key_len = unhexify( key_str, hex_key_string );
81 pt_len = unhexify( src_str, hex_src_string );
82 iv_len = unhexify( iv_str, hex_iv_string );
83 add_len = unhexify( add_str, hex_add_string );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]84
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]85 TEST_ASSERT( gcm_init( &ctx, cipher_id, key_str, key_len * 8 ) == init_result );
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]86 if( init_result == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]87 {
88 TEST_ASSERT( gcm_crypt_and_tag( &ctx, GCM_ENCRYPT, pt_len, iv_str, iv_len, add_str, add_len, src_str, output, tag_len, tag_output ) == 0 );
89 hexify( dst_str, output, pt_len );
90 hexify( tag_str, tag_output, tag_len );
91
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]92 TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
93 TEST_ASSERT( strcmp( (char *) tag_str, hex_tag_string ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]94 }
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]95
Paul Bakkerbd51b262014-07-10 15:26:12 +0200[diff] [blame]96exit:
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]97 gcm_free( &ctx );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]98}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]99/* END_CASE */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]100
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]101/* BEGIN_CASE */
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]102void gcm_decrypt_and_verify( int cipher_id,
103 char *hex_key_string, char *hex_src_string,
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]104 char *hex_iv_string, char *hex_add_string,
105 int tag_len_bits, char *hex_tag_string,
106 char *pt_result, int init_result )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]107{
108 unsigned char key_str[128];
109 unsigned char src_str[128];
110 unsigned char dst_str[257];
111 unsigned char iv_str[128];
112 unsigned char add_str[128];
113 unsigned char tag_str[128];
114 unsigned char output[128];
115 gcm_context ctx;
116 unsigned int key_len;
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]117 size_t pt_len, iv_len, add_len, tag_len = tag_len_bits / 8;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]118 int ret;
119
120 memset(key_str, 0x00, 128);
121 memset(src_str, 0x00, 128);
Paul Bakker68b6d882012-09-08 14:04:13 +0000[diff] [blame]122 memset(dst_str, 0x00, 257);
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]123 memset(iv_str, 0x00, 128);
124 memset(add_str, 0x00, 128);
125 memset(tag_str, 0x00, 128);
126 memset(output, 0x00, 128);
127
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]128 key_len = unhexify( key_str, hex_key_string );
129 pt_len = unhexify( src_str, hex_src_string );
130 iv_len = unhexify( iv_str, hex_iv_string );
131 add_len = unhexify( add_str, hex_add_string );
132 unhexify( tag_str, hex_tag_string );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]133
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]134 TEST_ASSERT( gcm_init( &ctx, cipher_id, key_str, key_len * 8 ) == init_result );
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]135 if( init_result == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]136 {
137 ret = gcm_auth_decrypt( &ctx, pt_len, iv_str, iv_len, add_str, add_len, tag_str, tag_len, src_str, output );
138
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]139 if( strcmp( "FAIL", pt_result ) == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]140 {
141 TEST_ASSERT( ret == POLARSSL_ERR_GCM_AUTH_FAILED );
142 }
143 else
144 {
Manuel Pégourié-Gonnardf7ce67f2013-09-03 20:17:35 +0200[diff] [blame]145 TEST_ASSERT( ret == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]146 hexify( dst_str, output, pt_len );
147
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]148 TEST_ASSERT( strcmp( (char *) dst_str, pt_result ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]149 }
150 }
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]151
Paul Bakkerbd51b262014-07-10 15:26:12 +0200[diff] [blame]152exit:
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]153 gcm_free( &ctx );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]154}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]155/* END_CASE */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]156
Manuel Pégourié-Gonnard20140162013-10-10 12:48:03 +0200[diff] [blame]157/* BEGIN_CASE depends_on:POLARSSL_SELF_TEST */
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]158void gcm_selftest()
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]159{
160 TEST_ASSERT( gcm_self_test( 0 ) == 0 );
161}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]162/* END_CASE */