2 * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #include "cipher_sm4.h"
12 static int cipher_hw_sm4_initkey(PROV_CIPHER_CTX *ctx,
13 const unsigned char *key, size_t keylen)
15 PROV_SM4_CTX *sctx = (PROV_SM4_CTX *)ctx;
16 SM4_KEY *ks = &sctx->ks.ks;
21 || (ctx->mode != EVP_CIPH_ECB_MODE
22 && ctx->mode != EVP_CIPH_CBC_MODE))
23 ctx->block = (block128_f)SM4_encrypt;
25 ctx->block = (block128_f)SM4_decrypt;
29 IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_sm4_copyctx, PROV_SM4_CTX)
31 # define PROV_CIPHER_HW_sm4_mode(mode) \
32 static const PROV_CIPHER_HW sm4_##mode = { \
33 cipher_hw_sm4_initkey, \
34 cipher_hw_chunked_##mode, \
35 cipher_hw_sm4_copyctx \
37 const PROV_CIPHER_HW *PROV_CIPHER_HW_sm4_##mode(size_t keybits) \
42 PROV_CIPHER_HW_sm4_mode(cbc)
43 PROV_CIPHER_HW_sm4_mode(ecb)
44 PROV_CIPHER_HW_sm4_mode(ofb128)
45 PROV_CIPHER_HW_sm4_mode(cfb128)
46 PROV_CIPHER_HW_sm4_mode(ctr)