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134 lines
5.5 KiB
C
134 lines
5.5 KiB
C
/* ====================================================================
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* Copyright (c) 2014 - 2017 The GmSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the GmSSL Project.
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* (http://gmssl.org/)"
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*
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* 4. The name "GmSSL Project" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission. For written permission, please contact
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* guanzhi1980@gmail.com.
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*
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* 5. Products derived from this software may not be called "GmSSL"
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* nor may "GmSSL" appear in their names without prior written
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* permission of the GmSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the GmSSL Project
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* (http://gmssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#ifndef HEADER_SMS4_H
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#define HEADER_SMS4_H
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#include <openssl/opensslconf.h>
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#ifndef NO_GMSSL
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#define SMS4_KEY_LENGTH 16
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#define SMS4_BLOCK_SIZE 16
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#define SMS4_IV_LENGTH (SMS4_BLOCK_SIZE)
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#define SMS4_NUM_ROUNDS 32
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#include <sys/types.h>
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#include <stdint.h>
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#include <string.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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uint32_t rk[SMS4_NUM_ROUNDS];
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} sms4_key_t;
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void sms4_set_encrypt_key(sms4_key_t *key, const unsigned char *user_key);
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void sms4_set_decrypt_key(sms4_key_t *key, const unsigned char *user_key);
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void sms4_encrypt(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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#define sms4_decrypt(in,out,key) sms4_encrypt(in,out,key)
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void sms4_encrypt_init(sms4_key_t *key);
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void sms4_encrypt_8blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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void sms4_encrypt_16blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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void sms4_ecb_encrypt(const unsigned char *in, unsigned char *out,
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const sms4_key_t *key, int enc);
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void sms4_cbc_encrypt(const unsigned char *in, unsigned char *out,
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size_t len, const sms4_key_t *key, unsigned char *iv, int enc);
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void sms4_cfb128_encrypt(const unsigned char *in, unsigned char *out,
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size_t len, const sms4_key_t *key, unsigned char *iv, int *num, int enc);
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void sms4_ofb128_encrypt(const unsigned char *in, unsigned char *out,
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size_t len, const sms4_key_t *key, unsigned char *iv, int *num);
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void sms4_ctr128_encrypt(const unsigned char *in, unsigned char *out,
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size_t len, const sms4_key_t *key, unsigned char *iv,
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unsigned char ecount_buf[SMS4_BLOCK_SIZE], unsigned int *num);
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int sms4_wrap_key(sms4_key_t *key, const unsigned char *iv,
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unsigned char *out, const unsigned char *in, unsigned int inlen);
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int sms4_unwrap_key(sms4_key_t *key, const unsigned char *iv,
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unsigned char *out, const unsigned char *in, unsigned int inlen);
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/*
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void sms4_avx2_encrypt_init(sms4_key_t *key);
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void sms4_avx2_encrypt_8blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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void sms4_avx2_encrypt_16blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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void sms4_knc_encrypt_init(sms4_key_t *key);
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void sms4_knc_encrypt_8blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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void sms4_knc_encrypt_16blocks(const unsigned char *in, unsigned char *out, const sms4_key_t *key);
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#define SMS4_EDE_KEY_LENGTH 32
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typedef struct {
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sms4_key_t k1;
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sms4_key_t k2;
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} sms4_ede_key_t;
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void sms4_ede_set_encrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
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void sms4_ede_set_decrypt_key(sms4_ede_key_t *key, const unsigned char *user_key);
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void sms4_ede_encrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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void sms4_ede_encrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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void sms4_ede_encrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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void sms4_ede_decrypt(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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void sms4_ede_decrypt_8blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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void sms4_ede_decrypt_16blocks(sms4_ede_key_t *key, const unsigned char *in, unsigned char *out);
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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