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Current File : //usr/local/lib/node_modules/mediasoup/worker/deps/libsrtp/srtp/crypto/test/stat_driver.c
/*
* stat-driver.c
*
* test driver for the stat_test functions
*
* David A. McGrew
* Cisco Systems, Inc.
*/
/*
*
* Copyright (c) 2001-2017, Cisco Systems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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.
*
* Neither the name of the Cisco Systems, Inc. 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 HOLDERS 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.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h> /* for printf() */
#include "err.h"
#include "stat.h"
#include "srtp.h"
#include "cipher.h"
#include "cipher_priv.h"
void err_check(srtp_err_status_t s)
{
if (s) {
printf("error (code %d)\n", s);
exit(1);
}
}
int main(int argc, char *argv[])
{
uint8_t buffer[2532];
unsigned int buf_len = 2500;
int i, j;
extern srtp_cipher_type_t srtp_aes_icm_128;
extern srtp_cipher_type_t srtp_aes_icm_256;
#ifdef GCM
extern srtp_cipher_type_t srtp_aes_gcm_128;
extern srtp_cipher_type_t srtp_aes_gcm_256;
#endif
srtp_cipher_t *c;
/* clang-format off */
uint8_t key[46] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x00, 0x01, 0x02, 0x03, 0x04, 0x05
};
/* clang-format on */
v128_t nonce;
int num_trials = 500;
int num_fail;
printf("statistical tests driver\n");
v128_set_to_zero(&nonce);
for (i = 0; i < 2500; i++)
buffer[i] = 0;
/* run tests */
printf("running stat_tests on all-null buffer, expecting failure\n");
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
srtp_cipher_rand_for_tests(buffer, 2500);
printf("running stat_tests on rand(), expecting success\n");
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
printf("running stat_tests on AES-128-ICM, expecting success\n");
/* set buffer to cipher output */
for (i = 0; i < 2500; i++)
buffer[i] = 0;
err_check(srtp_cipher_type_alloc(&srtp_aes_icm_128, &c,
SRTP_AES_ICM_128_KEY_LEN_WSALT, 0));
err_check(srtp_cipher_init(c, key));
err_check(srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
/* run tests on cipher outout */
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
printf("runs test (please be patient): ");
fflush(stdout);
num_fail = 0;
v128_set_to_zero(&nonce);
for (j = 0; j < num_trials; j++) {
for (i = 0; i < 2500; i++)
buffer[i] = 0;
nonce.v32[3] = i;
err_check(
srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
if (stat_test_runs(buffer)) {
num_fail++;
}
}
printf("%d failures in %d tests\n", num_fail, num_trials);
printf("(nota bene: a small fraction of stat_test failures does not \n"
"indicate that the random source is invalid)\n");
err_check(srtp_cipher_dealloc(c));
printf("running stat_tests on AES-256-ICM, expecting success\n");
/* set buffer to cipher output */
for (i = 0; i < 2500; i++)
buffer[i] = 0;
err_check(srtp_cipher_type_alloc(&srtp_aes_icm_256, &c,
SRTP_AES_ICM_256_KEY_LEN_WSALT, 0));
err_check(srtp_cipher_init(c, key));
err_check(srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
/* run tests on cipher outout */
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
printf("runs test (please be patient): ");
fflush(stdout);
num_fail = 0;
v128_set_to_zero(&nonce);
for (j = 0; j < num_trials; j++) {
for (i = 0; i < 2500; i++)
buffer[i] = 0;
nonce.v32[3] = i;
err_check(
srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
if (stat_test_runs(buffer)) {
num_fail++;
}
}
#ifdef GCM
{
printf("running stat_tests on AES-128-GCM, expecting success\n");
/* set buffer to cipher output */
for (i = 0; i < 2500; i++) {
buffer[i] = 0;
}
err_check(srtp_cipher_type_alloc(&srtp_aes_gcm_128, &c,
SRTP_AES_GCM_128_KEY_LEN_WSALT, 8));
err_check(srtp_cipher_init(c, key));
err_check(
srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
/* run tests on cipher outout */
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
fflush(stdout);
num_fail = 0;
v128_set_to_zero(&nonce);
for (j = 0; j < num_trials; j++) {
for (i = 0; i < 2500; i++) {
buffer[i] = 0;
}
nonce.v32[3] = i;
err_check(srtp_cipher_set_iv(c, (uint8_t *)&nonce,
srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
buf_len = 2500;
if (stat_test_runs(buffer)) {
num_fail++;
}
}
printf("running stat_tests on AES-256-GCM, expecting success\n");
/* set buffer to cipher output */
for (i = 0; i < 2500; i++) {
buffer[i] = 0;
}
err_check(srtp_cipher_type_alloc(&srtp_aes_gcm_256, &c,
SRTP_AES_GCM_256_KEY_LEN_WSALT, 16));
err_check(srtp_cipher_init(c, key));
err_check(
srtp_cipher_set_iv(c, (uint8_t *)&nonce, srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
/* run tests on cipher outout */
printf("monobit %d\n", stat_test_monobit(buffer));
printf("poker %d\n", stat_test_poker(buffer));
printf("runs %d\n", stat_test_runs(buffer));
fflush(stdout);
num_fail = 0;
v128_set_to_zero(&nonce);
for (j = 0; j < num_trials; j++) {
for (i = 0; i < 2500; i++) {
buffer[i] = 0;
}
nonce.v32[3] = i;
err_check(srtp_cipher_set_iv(c, (uint8_t *)&nonce,
srtp_direction_encrypt));
err_check(srtp_cipher_encrypt(c, buffer, &buf_len));
buf_len = 2500;
if (stat_test_runs(buffer)) {
num_fail++;
}
}
}
#endif
printf("%d failures in %d tests\n", num_fail, num_trials);
printf("(nota bene: a small fraction of stat_test failures does not \n"
"indicate that the random source is invalid)\n");
err_check(srtp_cipher_dealloc(c));
return 0;
}
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