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40 lines
959 B
C
40 lines
959 B
C
/*
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* Copyright 2017-2021 The OpenSSL Project Authors. All Rights Reserved.
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* Copyright 2017 Ribose Inc. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_CRYPTO_SM4_H
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#define OSSL_CRYPTO_SM4_H
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#pragma once
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#include <openssl/opensslconf.h>
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#include <openssl/e_os2.h>
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#ifdef OPENSSL_NO_SM4
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# error SM4 is disabled.
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#endif
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#define SM4_ENCRYPT 1
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#define SM4_DECRYPT 0
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#define SM4_BLOCK_SIZE 16
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#define SM4_KEY_SCHEDULE 32
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typedef struct SM4_KEY_st
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{
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uint32_t rk[SM4_KEY_SCHEDULE];
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} SM4_KEY;
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int ossl_sm4_set_key(const uint8_t *key, SM4_KEY *ks);
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void ossl_sm4_encrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks);
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void ossl_sm4_decrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks);
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#endif
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