esp-open-rtos/examples/tests/hmac_test_vectors/main.c
2015-06-02 17:15:00 +10:00

125 lines
4.7 KiB
C

/*
*
* Test program to verify HMAC test vectors from RFC2202
* http://www.rfc-editor.org/rfc/rfc2202.txt
*
* Currently only does MD5 vectors not SHA1.
*
* This sample code is in the public domain.,
*/
#include "espressif/esp_common.h"
#include "espressif/sdk_private.h"
#include "FreeRTOS.h"
#include "ssl.h"
struct test_vector {
const uint8_t *key;
const uint8_t key_len;
const uint8_t *data;
const uint8_t data_len;
const uint8_t *digest;
};
static const uint8_t aa_80_times[] = {0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa};
/* NOTE: Vectors 6 & 7 currently cause a fault as the axTLS
routines don't support keys longer than the block size. */
const uint8_t NUM_MD5_VECTORS = 5;
static const struct test_vector md5_vectors[] = {
{ /* vector 1*/
.key = (const uint8_t *)"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
.key_len = 16,
.data = (const uint8_t *)"Hi There",
.data_len = 8,
.digest = (const uint8_t *)"\x92\x94\x72\x7a\x36\x38\xbb\x1c\x13\xf4\x8e\xf8\x15\x8b\xfc\x9d",
},
{ /* vector 2 */
.key = (const uint8_t *)"Jefe",
.key_len = 4,
.data = (const uint8_t *)"what do ya want for nothing?",
.data_len = 28,
.digest = (const uint8_t *)"\x75\x0c\x78\x3e\x6a\xb0\xb5\x03\xea\xa8\x6e\x31\x0a\x5d\xb7\x38",
},
{ /* vector 3 */
.key = (const uint8_t *)"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa",
.key_len = 16,
.data = (const uint8_t *)"\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd\xdd",
.data_len = 50,
.digest = (const uint8_t *)"\x56\xbe\x34\x52\x1d\x14\x4c\x88\xdb\xb8\xc7\x33\xf0\xe8\xb3\xf6",
},
{ /* vector 4*/
.key = (const uint8_t *)"\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19",
.key_len = 25,
.data = (const uint8_t *)"\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd",
.data_len = 50,
.digest = (const uint8_t *)"\x69\x7e\xaf\x0a\xca\x3a\x3a\xea\x3a\x75\x16\x47\x46\xff\xaa\x79",
},
{ /* test case 5 */
.key = (const uint8_t *)"\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c",
.key_len = 16,
.data = (const uint8_t *)"Test With Truncation",
.data_len = 20,
.digest = (const uint8_t *)"\x56\x46\x1e\xf2\x34\x2e\xdc\x00\xf9\xba\xb9\x95\x69\x0e\xfd\x4c",
},
{ /* test case 6 */
.key = aa_80_times,
.key_len = 80,
.data = (const uint8_t *)"Test Using Larger Than Block-Size Key - Hash Key First",
.data_len = 54,
.digest = (const uint8_t *)"\x6b\x1a\xb7\xfe\x4b\xd7\xbf\x8f\x0b\x62\xe6\xce\x61\xb9\xd0\xcd",
},
{
/* test case 7 */
.key = aa_80_times,
.key_len = 80,
.data = (const uint8_t *)"Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data",
.data_len = 73,
.digest = (const uint8_t *)"\x6f\x63\x0f\xad\x67\xcd\xa0\xee\x1f\xb1\xf5\x62\xdb\x3a\xa5\x3e",
},
};
static void test_md5(void)
{
printf("\r\nTesting MD5 vectors...\r\n");
uint8_t test_digest[16];
for(int i = 0; i < NUM_MD5_VECTORS; i++) {
const struct test_vector *vector = &md5_vectors[i];
printf("Test case %d: ", i+1);
hmac_md5(vector->data, vector->data_len, vector->key, vector->key_len, test_digest);
if(memcmp(test_digest, vector->digest, 16)) {
uint8_t first = 0;
for(first = 0; first < 16; first++) {
if(test_digest[first] != vector->digest[first]) {
break;
}
}
printf("FAIL, first difference at byte %d\r\n", first);
print_blob("key", vector->key, vector->key_len);
print_blob("data", vector->data, vector->data_len);
print_blob("expected digest", vector->digest, 16);
print_blob("actual digest", test_digest, 16);
}
else {
printf("PASS\r\n");
}
}
}
void user_init(void)
{
sdk_uart_div_modify(0, UART_CLK_FREQ / 115200);
test_md5();
printf("Done.\r\n");
while(1) {
}
}