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/*
* Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2017 Ribose Inc. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/*
* Internal tests for the SM4 module.
*/
#include <string.h>
#include <openssl/opensslconf.h>
#include "testutil.h"
#ifndef OPENSSL_NO_SM4
# include "internal/sm4.h"
static int test_sm4_ecb(void)
{
static const uint8_t k[SM4_BLOCK_SIZE] = {
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10
};
static const uint8_t input[SM4_BLOCK_SIZE] = {
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10
};
/*
* This test vector comes from Example 1 of GB/T 32907-2016,
* and described in Internet Draft draft-ribose-cfrg-sm4-02.
*/
static const uint8_t expected[SM4_BLOCK_SIZE] = {
0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e,
0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46
};
/*
* This test vector comes from Example 2 from GB/T 32907-2016,
* and described in Internet Draft draft-ribose-cfrg-sm4-02.
* After 1,000,000 iterations.
*/
static const uint8_t expected_iter[SM4_BLOCK_SIZE] = {
0x59, 0x52, 0x98, 0xc7, 0xc6, 0xfd, 0x27, 0x1f,
0x04, 0x02, 0xf8, 0x04, 0xc3, 0x3d, 0x3f, 0x66
};
int i;
SM4_KEY key;
uint8_t block[SM4_BLOCK_SIZE];
SM4_set_key(k, &key);
memcpy(block, input, SM4_BLOCK_SIZE);
SM4_encrypt(block, block, &key);
if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, expected, SM4_BLOCK_SIZE))
return 0;
for (i = 0; i != 999999; ++i)
SM4_encrypt(block, block, &key);
if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, expected_iter, SM4_BLOCK_SIZE))
return 0;
for (i = 0; i != 1000000; ++i)
SM4_decrypt(block, block, &key);
if (!TEST_mem_eq(block, SM4_BLOCK_SIZE, input, SM4_BLOCK_SIZE))
return 0;
return 1;
}
#endif
int setup_tests(void)
{
#ifndef OPENSSL_NO_SM4
ADD_TEST(test_sm4_ecb);
#endif
return 1;
}
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