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review.trustedfirmware.org / mirror / mbed-tls / c34e8dd265ea312563b7e300df2e510aa263d0ea / . / tests / suites / test_suite_gcm.function
blob: 9d841dc12aee7b87dd3e2adb6d8126054ac652f1 [file] [log] [blame]
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]1/* BEGIN_HEADER */
Manuel Pégourié-Gonnard7f809972015-03-09 17:05:11 +0000[diff] [blame]2#include "mbedtls/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
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]6 * depends_on:MBEDTLS_GCM_C
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]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 */
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]11void gcm_encrypt_and_tag( int cipher_id,
12 char *hex_key_string, char *hex_src_string,
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]13 char *hex_iv_string, char *hex_add_string,
14 char *hex_dst_string, int tag_len_bits,
15 char *hex_tag_string, int init_result )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]16{
17 unsigned char key_str[128];
18 unsigned char src_str[128];
19 unsigned char dst_str[257];
20 unsigned char iv_str[128];
21 unsigned char add_str[128];
22 unsigned char tag_str[128];
23 unsigned char output[128];
24 unsigned char tag_output[16];
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]25 mbedtls_gcm_context ctx;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]26 unsigned int key_len;
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]27 size_t pt_len, iv_len, add_len, tag_len = tag_len_bits / 8;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]28
Manuel Pégourié-Gonnardc34e8dd2015-04-28 21:42:17 +0200[diff] [blame^]29 mbedtls_gcm_init( &ctx );
30
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]31 memset(key_str, 0x00, 128);
32 memset(src_str, 0x00, 128);
Paul Bakker68b6d882012-09-08 14:04:13 +0000[diff] [blame]33 memset(dst_str, 0x00, 257);
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]34 memset(iv_str, 0x00, 128);
35 memset(add_str, 0x00, 128);
36 memset(tag_str, 0x00, 128);
37 memset(output, 0x00, 128);
38 memset(tag_output, 0x00, 16);
39
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]40 key_len = unhexify( key_str, hex_key_string );
41 pt_len = unhexify( src_str, hex_src_string );
42 iv_len = unhexify( iv_str, hex_iv_string );
43 add_len = unhexify( add_str, hex_add_string );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]44
Manuel Pégourié-Gonnardc34e8dd2015-04-28 21:42:17 +0200[diff] [blame^]45 TEST_ASSERT( mbedtls_gcm_setkey( &ctx, cipher_id, key_str, key_len * 8 ) == init_result );
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]46 if( init_result == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]47 {
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]48 TEST_ASSERT( mbedtls_gcm_crypt_and_tag( &ctx, MBEDTLS_GCM_ENCRYPT, pt_len, iv_str, iv_len, add_str, add_len, src_str, output, tag_len, tag_output ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]49 hexify( dst_str, output, pt_len );
50 hexify( tag_str, tag_output, tag_len );
51
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]52 TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
53 TEST_ASSERT( strcmp( (char *) tag_str, hex_tag_string ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]54 }
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]55
Paul Bakkerbd51b262014-07-10 15:26:12 +0200[diff] [blame]56exit:
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]57 mbedtls_gcm_free( &ctx );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]58}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]59/* END_CASE */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]60
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]61/* BEGIN_CASE */
Manuel Pégourié-Gonnard083d6682013-10-24 12:06:54 +0200[diff] [blame]62void gcm_decrypt_and_verify( int cipher_id,
63 char *hex_key_string, char *hex_src_string,
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]64 char *hex_iv_string, char *hex_add_string,
65 int tag_len_bits, char *hex_tag_string,
66 char *pt_result, int init_result )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]67{
68 unsigned char key_str[128];
69 unsigned char src_str[128];
70 unsigned char dst_str[257];
71 unsigned char iv_str[128];
72 unsigned char add_str[128];
73 unsigned char tag_str[128];
74 unsigned char output[128];
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]75 mbedtls_gcm_context ctx;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]76 unsigned int key_len;
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]77 size_t pt_len, iv_len, add_len, tag_len = tag_len_bits / 8;
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]78 int ret;
79
Manuel Pégourié-Gonnardc34e8dd2015-04-28 21:42:17 +0200[diff] [blame^]80 mbedtls_gcm_init( &ctx );
81
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]82 memset(key_str, 0x00, 128);
83 memset(src_str, 0x00, 128);
Paul Bakker68b6d882012-09-08 14:04:13 +0000[diff] [blame]84 memset(dst_str, 0x00, 257);
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]85 memset(iv_str, 0x00, 128);
86 memset(add_str, 0x00, 128);
87 memset(tag_str, 0x00, 128);
88 memset(output, 0x00, 128);
89
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]90 key_len = unhexify( key_str, hex_key_string );
91 pt_len = unhexify( src_str, hex_src_string );
92 iv_len = unhexify( iv_str, hex_iv_string );
93 add_len = unhexify( add_str, hex_add_string );
94 unhexify( tag_str, hex_tag_string );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]95
Manuel Pégourié-Gonnardc34e8dd2015-04-28 21:42:17 +0200[diff] [blame^]96 TEST_ASSERT( mbedtls_gcm_setkey( &ctx, cipher_id, key_str, key_len * 8 ) == init_result );
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]97 if( init_result == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]98 {
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]99 ret = mbedtls_gcm_auth_decrypt( &ctx, pt_len, iv_str, iv_len, add_str, add_len, tag_str, tag_len, src_str, output );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]100
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]101 if( strcmp( "FAIL", pt_result ) == 0 )
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]102 {
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]103 TEST_ASSERT( ret == MBEDTLS_ERR_GCM_AUTH_FAILED );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]104 }
105 else
106 {
Manuel Pégourié-Gonnardf7ce67f2013-09-03 20:17:35 +0200[diff] [blame]107 TEST_ASSERT( ret == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]108 hexify( dst_str, output, pt_len );
109
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]110 TEST_ASSERT( strcmp( (char *) dst_str, pt_result ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]111 }
112 }
Manuel Pégourié-Gonnard4fe92002013-09-13 13:45:58 +0200[diff] [blame]113
Paul Bakkerbd51b262014-07-10 15:26:12 +0200[diff] [blame]114exit:
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]115 mbedtls_gcm_free( &ctx );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]116}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]117/* END_CASE */
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]118
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]119/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]120void gcm_selftest()
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]121{
Manuel Pégourié-Gonnard2cf5a7c2015-04-08 12:49:31 +0200[diff] [blame]122 TEST_ASSERT( mbedtls_gcm_self_test( 0 ) == 0 );
Paul Bakker89e80c92012-03-20 13:50:09 +0000[diff] [blame]123}
Paul Bakker33b43f12013-08-20 11:48:36 +0200[diff] [blame]124/* END_CASE */