2 * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright 2017 Ribose Inc. All Rights Reserved.
5 * Licensed under the Apache License 2.0 (the "License"). You may not use
6 * this file except in compliance with the License. You can obtain a copy
7 * in the file LICENSE in the source distribution or at
8 * https://www.openssl.org/source/license.html
11 #ifndef OSSL_CRYPTO_SM4_H
12 # define OSSL_CRYPTO_SM4_H
15 # include <openssl/opensslconf.h>
16 # include <openssl/e_os2.h>
18 # ifdef OPENSSL_NO_SM4
19 # error SM4 is disabled.
22 # define SM4_ENCRYPT 1
23 # define SM4_DECRYPT 0
25 # define SM4_BLOCK_SIZE 16
26 # define SM4_KEY_SCHEDULE 32
28 typedef struct SM4_KEY_st {
29 uint32_t rk[SM4_KEY_SCHEDULE];
32 int SM4_set_key(const uint8_t *key, SM4_KEY *ks);
34 void SM4_encrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks);
36 void SM4_decrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks);