contiki/examples/cc2538-common/crypto/sha256-test.c

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/*
* 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-sha256-test cc2538 SHA-256 Test Project
*
* SHA-256 access example for CC2538-based platforms
*
* This example shows how SHA-256 should be used. The example also verifies
* the SHA-256 functionality.
*
* @{
*
* \file
* Example demonstrating SHA-256
*/
#include "contiki.h"
#include "sys/rtimer.h"
#include "dev/rom-util.h"
#include "dev/sha256.h"
#include <stddef.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
/*---------------------------------------------------------------------------*/
PROCESS(sha256_test_process, "sha256 test process");
AUTOSTART_PROCESSES(&sha256_test_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(sha256_test_process, ev, data)
{
static const char *const str_res[] = {
"success",
"invalid param",
"NULL error",
"resource in use",
"DMA bus error"
};
static const struct {
const char *data[3];
uint8_t sha256[32];
} vectors[] = {
{ /* Simple */
{
"abc",
NULL,
NULL
}, {
0xba, 0x78, 0x16, 0xbf, 0x8f, 0x01, 0xcf, 0xea,
0x41, 0x41, 0x40, 0xde, 0x5d, 0xae, 0x22, 0x23,
0xb0, 0x03, 0x61, 0xa3, 0x96, 0x17, 0x7a, 0x9c,
0xb4, 0x10, 0xff, 0x61, 0xf2, 0x00, 0x15, 0xad
}
}, { /* Simple */
{
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
NULL,
NULL,
}, {
0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8,
0xe5, 0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39,
0xa3, 0x3c, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67,
0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1
}
}, { /* Message of length 130 */
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklabcd"
"efghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmn",
NULL,
NULL
}, {
0x15, 0xd2, 0x3e, 0xea, 0x57, 0xb3, 0xd4, 0x61,
0xbf, 0x38, 0x91, 0x12, 0xab, 0x4c, 0x43, 0xce,
0x85, 0xe1, 0x68, 0x23, 0x8a, 0xaa, 0x54, 0x8e,
0xc8, 0x6f, 0x0c, 0x9d, 0x65, 0xf9, 0xb9, 0x23
}
}, { /* Message of length 128 */
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklabcd"
"efghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl",
NULL,
NULL
}, {
0xf8, 0xa3, 0xf2, 0x26, 0xfc, 0x42, 0x10, 0xe9,
0x0d, 0x13, 0x0c, 0x7f, 0x41, 0xf2, 0xbe, 0x66,
0x45, 0x53, 0x85, 0xd2, 0x92, 0x0a, 0xda, 0x78,
0x15, 0xf8, 0xf7, 0x95, 0xd9, 0x44, 0x90, 0x5f
}
}, { /* Message of length 64 */
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl",
NULL,
NULL
}, {
0x2f, 0xcd, 0x5a, 0x0d, 0x60, 0xe4, 0xc9, 0x41,
0x38, 0x1f, 0xcc, 0x4e, 0x00, 0xa4, 0xbf, 0x8b,
0xe4, 0x22, 0xc3, 0xdd, 0xfa, 0xfb, 0x93, 0xc8,
0x09, 0xe8, 0xd1, 0xe2, 0xbf, 0xff, 0xae, 0x8e
}
}, { /* Message of length 66 */
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmn",
NULL,
NULL
}, {
0x92, 0x90, 0x1c, 0x85, 0x82, 0xe3, 0x1c, 0x05,
0x69, 0xb5, 0x36, 0x26, 0x9c, 0xe2, 0x2c, 0xc8,
0x30, 0x8b, 0xa4, 0x17, 0xab, 0x36, 0xc1, 0xbb,
0xaf, 0x08, 0x4f, 0xf5, 0x8b, 0x18, 0xdc, 0x6a
}
}, {
{
"abcdbcdecdefde",
"fgefghfghighijhijkijkljklmklmnlmnomnopnopq",
NULL
}, {
0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8,
0xe5, 0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39,
0xa3, 0x3c, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67,
0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1
}
}, {
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl",
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl",
NULL
}, {
0xf8, 0xa3, 0xf2, 0x26, 0xfc, 0x42, 0x10, 0xe9,
0x0d, 0x13, 0x0c, 0x7f, 0x41, 0xf2, 0xbe, 0x66,
0x45, 0x53, 0x85, 0xd2, 0x92, 0x0a, 0xda, 0x78,
0x15, 0xf8, 0xf7, 0x95, 0xd9, 0x44, 0x90, 0x5f
}
}, {
{
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefgh",
"ijkl",
"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl"
}, {
0xf8, 0xa3, 0xf2, 0x26, 0xfc, 0x42, 0x10, 0xe9,
0x0d, 0x13, 0x0c, 0x7f, 0x41, 0xf2, 0xbe, 0x66,
0x45, 0x53, 0x85, 0xd2, 0x92, 0x0a, 0xda, 0x78,
0x15, 0xf8, 0xf7, 0x95, 0xd9, 0x44, 0x90, 0x5f
}
}
};
static sha256_state_t state;
static uint8_t sha256[32];
static int i, j;
static uint8_t ret;
static rtimer_clock_t total_time;
rtimer_clock_t time;
size_t len;
PROCESS_BEGIN();
puts("-----------------------------------------\n"
"Initializing cryptoprocessor...");
crypto_init();
for(i = 0; i < sizeof(vectors) / sizeof(vectors[0]); i++) {
printf("-----------------------------------------\n"
"Test vector #%d:\n", i);
time = RTIMER_NOW();
ret = sha256_init(&state);
time = RTIMER_NOW() - time;
total_time = time;
printf("sha256_init(): %s, %lu us\n", str_res[ret],
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
PROCESS_PAUSE();
if(ret != CRYPTO_SUCCESS) {
continue;
}
for(j = 0; j < sizeof(vectors[i].data) / sizeof(vectors[i].data[0]) &&
vectors[i].data[j] != NULL; j++) {
len = strlen(vectors[i].data[j]);
printf("Buffer #%d (length: %u):\n", j, len);
time = RTIMER_NOW();
ret = sha256_process(&state, vectors[i].data[j], len);
time = RTIMER_NOW() - time;
total_time += time;
printf("sha256_process(): %s, %lu us\n", str_res[ret],
(uint32_t)((uint64_t)time * 1000000 / RTIMER_SECOND));
PROCESS_PAUSE();
if(ret != CRYPTO_SUCCESS) {
break;
}
}
if(ret != CRYPTO_SUCCESS) {
continue;
}
time = RTIMER_NOW();
ret = sha256_done(&state, sha256);
time = RTIMER_NOW() - time;
total_time += time;
printf("sha256_done(): %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(sha256, vectors[i].sha256, sizeof(sha256))) {
puts("Computed SHA-256 hash does not match expected hash");
} else {
puts("Computed SHA-256 hash 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();
}
/*---------------------------------------------------------------------------*/
/**
* @}
* @}
*/