Files
GmSSL/tools/sm4speed.c
Zhi Guan bcad2eb8dd update
2021-09-10 11:29:16 +08:00

54 lines
1.4 KiB
C

/*
* Copyright 2014-2021 The GmSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libgen.h>
#include <openmp.h>
#include <gmssl/sm4.h>
int main(int argc, char **argv)
{
SM4_KEY sm4_key;
unsigned char user_key[16] = {
0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88,
0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88,
};
size_t buflen = SM4_BLOCK_SIZE * 8 * 3 * 1000 * 1000;
unsigned char *buf = NULL;
unsigned char *p;
int i;
if (!(buf = (unsigned char *)malloc(buflen))) {
fprintf(stderr, "malloc failed\n");
return -1;
}
sm4_set_encrypt_key(&sm4_key, user_key);
#pragma omp parallel for
for (i = 0, p = buf; i < buflen/(SM4_BLOCK_SIZE * 16); i++, p += SM4_BLOCK_SIZE * 16) {
sm4_encrypt_16blocks(&sms4_key, p, p);
}
return 0;
}