mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-19 03:05:14 +00:00
346 lines
12 KiB
C
346 lines
12 KiB
C
/*
|
|
* Original file:
|
|
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
|
|
* All rights reserved.
|
|
*
|
|
* Port to Contiki:
|
|
* Copyright (c) 2013, ADVANSEE - http://www.advansee.com/
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
* OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
/**
|
|
* \addtogroup cc2538-examples
|
|
* @{
|
|
*
|
|
* \defgroup cc2538-ccm-test cc2538dk AES-CCM Test Project
|
|
*
|
|
* AES-CCM access example for CC2538 on SmartRF06EB.
|
|
*
|
|
* This example shows how AES-CCM should be used. The example also verifies
|
|
* the AES-CCM functionality.
|
|
*
|
|
* @{
|
|
*
|
|
* \file
|
|
* Example demonstrating AES-CCM on the cc2538dk platform
|
|
*/
|
|
#include "contiki.h"
|
|
#include "sys/rtimer.h"
|
|
#include "dev/rom-util.h"
|
|
#include "dev/ccm.h"
|
|
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS(ccm_test_process, "ccm test process");
|
|
AUTOSTART_PROCESSES(&ccm_test_process);
|
|
/*---------------------------------------------------------------------------*/
|
|
PROCESS_THREAD(ccm_test_process, ev, data)
|
|
{
|
|
static const char *const str_res[] = {
|
|
"success",
|
|
"invalid param",
|
|
"NULL error",
|
|
"DMA bus error",
|
|
"keystore read error",
|
|
"keystore write error",
|
|
"authentication failed"
|
|
};
|
|
static struct {
|
|
bool encrypt;
|
|
uint8_t len_len;
|
|
uint8_t key[16];
|
|
uint8_t key_area;
|
|
uint8_t nonce[13];
|
|
uint8_t adata[26];
|
|
uint16_t adata_len;
|
|
uint8_t mdata[24];
|
|
uint16_t mdata_len;
|
|
uint8_t mic[8];
|
|
uint8_t mic_len;
|
|
uint8_t expected[24];
|
|
} vectors[] = {
|
|
{
|
|
true, /* encrypt */
|
|
2, /* len_len */
|
|
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* key */
|
|
0, /* key_area */
|
|
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
|
|
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
|
|
{}, /* adata */
|
|
0, /* adata_len */
|
|
{ 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03,
|
|
0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
|
|
0x0c, 0x0d, 0x0e, 0x0f }, /* mdata */
|
|
20, /* mdata_len */
|
|
{}, /* mic */
|
|
0, /* mic_len */
|
|
{ 0x92, 0xe8, 0xad, 0xca, 0x53, 0x81, 0xbf, 0xd0,
|
|
0x5b, 0xdd, 0xf3, 0x61, 0x09, 0x09, 0x82, 0xe6,
|
|
0x2c, 0x61, 0x01, 0x4e } /* expected */
|
|
}, {
|
|
true, /* encrypt */
|
|
2, /* len_len */
|
|
{ 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
|
|
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf }, /* key */
|
|
0, /* key_area */
|
|
{ 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01,
|
|
0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */
|
|
{ 0x08, 0xd0, 0x84, 0x21, 0x43, 0x01, 0x00, 0x00,
|
|
0x00, 0x00, 0x48, 0xde, 0xac, 0x02, 0x05, 0x00,
|
|
0x00, 0x00, 0x55, 0xcf, 0x00, 0x00, 0x51, 0x52,
|
|
0x53, 0x54 }, /* adata */
|
|
26, /* adata_len */
|
|
{}, /* mdata */
|
|
0, /* mdata_len */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
|
|
8, /* mic_len */
|
|
{ 0x22, 0x3b, 0xc1, 0xec, 0x84, 0x1a, 0xb5, 0x53 } /* expected */
|
|
}, {
|
|
true, /* encrypt */
|
|
2, /* len_len */
|
|
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* key */
|
|
0, /* key_area */
|
|
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
|
|
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
|
|
{ 0x69, 0x98, 0x03, 0x33, 0x63, 0xbb, 0xaa, 0x01,
|
|
0x00, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x03 }, /* adata */
|
|
15, /* adata_len */
|
|
{ 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03,
|
|
0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
|
|
0x0c, 0x0d, 0x0e, 0x0f }, /* mdata */
|
|
20, /* mdata_len */
|
|
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
|
|
4, /* mic_len */
|
|
{ 0x92, 0xe8, 0xad, 0xca, 0x53, 0x81, 0xbf, 0xd0,
|
|
0x5b, 0xdd, 0xf3, 0x61, 0x09, 0x09, 0x82, 0xe6,
|
|
0x2c, 0x61, 0x01, 0x4e, 0x7b, 0x34, 0x4f, 0x09 } /* expected */
|
|
}, {
|
|
false, /* decrypt */
|
|
2, /* len_len */
|
|
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* key */
|
|
0, /* key_area */
|
|
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
|
|
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
|
|
{}, /* adata */
|
|
0, /* adata_len */
|
|
{ 0x92, 0xe8, 0xad, 0xca, 0x53, 0x81, 0xbf, 0xd0,
|
|
0x5b, 0xdd, 0xf3, 0x61, 0x09, 0x09, 0x82, 0xe6,
|
|
0x2c, 0x61, 0x01, 0x4e }, /* mdata */
|
|
20, /* mdata_len */
|
|
{}, /* mic */
|
|
0, /* mic_len */
|
|
{ 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03,
|
|
0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
|
|
0x0c, 0x0d, 0x0e, 0x0f } /* expected */
|
|
}, {
|
|
false, /* decrypt */
|
|
2, /* len_len */
|
|
{ 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
|
|
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf }, /* key */
|
|
0, /* key_area */
|
|
{ 0xac, 0xde, 0x48, 0x00, 0x00, 0x00, 0x00, 0x01,
|
|
0x00, 0x00, 0x00, 0x05, 0x02 }, /* nonce */
|
|
{ 0x08, 0xd0, 0x84, 0x21, 0x43, 0x01, 0x00, 0x00,
|
|
0x00, 0x00, 0x48, 0xde, 0xac, 0x02, 0x05, 0x00,
|
|
0x00, 0x00, 0x55, 0xcf, 0x00, 0x00, 0x51, 0x52,
|
|
0x53, 0x54 }, /* adata */
|
|
26, /* adata_len */
|
|
{ 0x22, 0x3b, 0xc1, 0xec, 0x84, 0x1a, 0xb5, 0x53 }, /* mdata */
|
|
8, /* mdata_len */
|
|
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* mic */
|
|
8, /* mic_len */
|
|
{} /* expected */
|
|
}, {
|
|
false, /* decrypt */
|
|
2, /* len_len */
|
|
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, /* key */
|
|
0, /* key_area */
|
|
{ 0x00, 0x00, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0,
|
|
0x00, 0x00, 0x00, 0x00, 0x05 }, /* nonce */
|
|
{ 0x69, 0x98, 0x03, 0x33, 0x63, 0xbb, 0xaa, 0x01,
|
|
0x00, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x03 }, /* adata */
|
|
15, /* adata_len */
|
|
{ 0x92, 0xe8, 0xad, 0xca, 0x53, 0x81, 0xbf, 0xd0,
|
|
0x5b, 0xdd, 0xf3, 0x61, 0x09, 0x09, 0x82, 0xe6,
|
|
0x2c, 0x61, 0x01, 0x4e, 0x7b, 0x34, 0x4f, 0x09 }, /* mdata */
|
|
24, /* mdata_len */
|
|
{ 0x00, 0x00, 0x00, 0x00 }, /* mic */
|
|
4, /* mic_len */
|
|
{ 0x14, 0xaa, 0xbb, 0x00, 0x00, 0x01, 0x02, 0x03,
|
|
0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
|
|
0x0c, 0x0d, 0x0e, 0x0f } /* expected */
|
|
}
|
|
};
|
|
static int i;
|
|
static uint8_t ret;
|
|
static rtimer_clock_t time, time2, total_time;
|
|
|
|
PROCESS_BEGIN();
|
|
|
|
puts("-----------------------------------------\n"
|
|
"Initializing cryptoprocessor...");
|
|
crypto_init();
|
|
|
|
for(i = 0; i < sizeof(vectors) / sizeof(vectors[0]); i++) {
|
|
printf("-----------------------------------------\n"
|
|
"Test vector #%d: %s\n"
|
|
"len_len=%d key_area=%d\n"
|
|
"adata_len=%d mdata_len=%d mic_len=%d\n",
|
|
i, vectors[i].encrypt ? "encrypt" : "decrypt",
|
|
vectors[i].len_len, vectors[i].key_area,
|
|
vectors[i].adata_len, vectors[i].mdata_len, vectors[i].mic_len);
|
|
|
|
time = RTIMER_NOW();
|
|
ret = aes_load_key(vectors[i].key, vectors[i].key_area);
|
|
time = RTIMER_NOW() - time;
|
|
total_time = time;
|
|
printf("aes_load_key(): %s, %lu us\n", str_res[ret],
|
|
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
|
|
PROCESS_PAUSE();
|
|
if(ret != CRYPTO_SUCCESS) {
|
|
continue;
|
|
}
|
|
|
|
time = RTIMER_NOW();
|
|
if(vectors[i].encrypt) {
|
|
ret = ccm_auth_encrypt_start(vectors[i].len_len, vectors[i].key_area,
|
|
vectors[i].nonce, vectors[i].adata,
|
|
vectors[i].adata_len, vectors[i].mdata,
|
|
vectors[i].mdata_len, vectors[i].mic_len);
|
|
time2 = RTIMER_NOW();
|
|
time = time2 - time;
|
|
total_time += time;
|
|
if(ret == CRYPTO_SUCCESS) {
|
|
do {
|
|
PROCESS_PAUSE();
|
|
} while(!ccm_auth_encrypt_check_status());
|
|
time2 = RTIMER_NOW() - time2;
|
|
total_time += time2;
|
|
}
|
|
printf("ccm_auth_encrypt_start(): %s, %lu us\n", str_res[ret],
|
|
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
|
|
if(ret != CRYPTO_SUCCESS) {
|
|
PROCESS_PAUSE();
|
|
continue;
|
|
}
|
|
printf("ccm_auth_encrypt_check_status() wait: %lu us\n",
|
|
(uint32_t)((uint64_t)time2 * 1000000 / RTIMER_SECOND));
|
|
|
|
time = RTIMER_NOW();
|
|
ret = ccm_auth_encrypt_get_result(vectors[i].mic, vectors[i].mic_len);
|
|
time = RTIMER_NOW() - time;
|
|
total_time += time;
|
|
printf("ccm_auth_encrypt_get_result(): %s, %lu us\n", str_res[ret],
|
|
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
|
|
PROCESS_PAUSE();
|
|
if(ret != CRYPTO_SUCCESS) {
|
|
continue;
|
|
}
|
|
|
|
if(rom_util_memcmp(vectors[i].mdata, vectors[i].expected,
|
|
vectors[i].mdata_len)) {
|
|
puts("Encrypted message does not match expected one");
|
|
} else {
|
|
puts("Encrypted message OK");
|
|
}
|
|
|
|
if(rom_util_memcmp(vectors[i].mic,
|
|
vectors[i].expected + vectors[i].mdata_len,
|
|
vectors[i].mic_len)) {
|
|
puts("MIC does not match expected one");
|
|
} else {
|
|
puts("MIC OK");
|
|
}
|
|
} else {
|
|
ret = ccm_auth_decrypt_start(vectors[i].len_len, vectors[i].key_area,
|
|
vectors[i].nonce, vectors[i].adata,
|
|
vectors[i].adata_len, vectors[i].mdata,
|
|
vectors[i].mdata_len, vectors[i].mic_len);
|
|
time2 = RTIMER_NOW();
|
|
time = time2 - time;
|
|
total_time += time;
|
|
if(ret == CRYPTO_SUCCESS) {
|
|
do {
|
|
PROCESS_PAUSE();
|
|
} while(!ccm_auth_decrypt_check_status());
|
|
time2 = RTIMER_NOW() - time2;
|
|
total_time += time2;
|
|
}
|
|
printf("ccm_auth_decrypt_start(): %s, %lu us\n", str_res[ret],
|
|
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
|
|
if(ret != CRYPTO_SUCCESS) {
|
|
PROCESS_PAUSE();
|
|
continue;
|
|
}
|
|
printf("ccm_auth_decrypt_check_status() wait: %lu us\n",
|
|
(uint32_t)((uint64_t)time2 * 1000000 / RTIMER_SECOND));
|
|
|
|
time = RTIMER_NOW();
|
|
ret = ccm_auth_decrypt_get_result(vectors[i].mdata, vectors[i].mdata_len,
|
|
vectors[i].mic, vectors[i].mic_len);
|
|
time = RTIMER_NOW() - time;
|
|
total_time += time;
|
|
printf("ccm_auth_decrypt_get_result(): %s, %lu us\n", str_res[ret],
|
|
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
|
|
PROCESS_PAUSE();
|
|
if(ret != CRYPTO_SUCCESS) {
|
|
continue;
|
|
}
|
|
|
|
if(rom_util_memcmp(vectors[i].mdata, vectors[i].expected,
|
|
vectors[i].mdata_len - vectors[i].mic_len)) {
|
|
puts("Decrypted message does not match expected one");
|
|
} else {
|
|
puts("Decrypted message OK");
|
|
}
|
|
}
|
|
|
|
printf("Total duration: %lu us\n",
|
|
(uint32_t)((uint64_t)total_time * 1000000 / RTIMER_SECOND));
|
|
}
|
|
|
|
puts("-----------------------------------------\n"
|
|
"Disabling cryptoprocessor...");
|
|
crypto_disable();
|
|
|
|
puts("Done!");
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
/**
|
|
* @}
|
|
* @}
|
|
*/
|