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113 lines
5.2 KiB
C
113 lines
5.2 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 SPECK_H
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#define SPECK_H
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#define SPECK_TYPE16 uint16_t
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#define SPECK_ROUNDS16 22
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#define SPECK_KEY_LEN16 4
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#define SPECK_TYPE32 uint32_t
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#define SPECK_ROUNDS32 27
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#define SPECK_KEY_LEN32 4
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#define SPECK_TYPE64 uint64_t
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#define SPECK_ROUNDS64 34
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#define SPECK_KEY_LEN64 4
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#define ROR16(x, r) ((x >> r) | (x << ((sizeof(SPECK_TYPE16) * 8) - r)))//循环右移
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#define ROL16(x, r) ((x << r) | (x >> ((sizeof(SPECK_TYPE16) * 8) - r)))//循环左移
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#define ROR32(x, r) ((x >> r) | (x << ((sizeof(SPECK_TYPE32) * 8) - r)))//循环右移
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#define ROL32(x, r) ((x << r) | (x >> ((sizeof(SPECK_TYPE32) * 8) - r)))//循环左移
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#define ROR64(x, r) ((x >> r) | (x << ((sizeof(SPECK_TYPE64) * 8) - r)))//循环右移
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#define ROL64(x, r) ((x << r) | (x >> ((sizeof(SPECK_TYPE64) * 8) - r)))//循环左移
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#define R16(x, y, k) (x = ROR16(x, 7), x += y, x ^= k, y = ROL16(y, 2), y ^= x)
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#define RR16(x, y, k) (y ^= x, y = ROR16(y, 2), x ^= k, x -= y, x = ROL16(x, 7))
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#define R32(x, y, k) (x = ROR32(x, 8), x += y, x ^= k, y = ROL32(y, 3), y ^= x)
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#define RR32(x, y, k) (y ^= x, y = ROR32(y, 3), x ^= k, x -= y, x = ROL32(x, 8))
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#define R64(x, y, k) (x = ROR64(x, 8), x += y, x ^= k, y = ROL64(y, 3), y ^= x)
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#define RR64(x, y, k) (y ^= x, y = ROR64(y, 3), x ^= k, x -= y, x = ROL64(x, 8))
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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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void speck_set_encrypt_key16(SPECK_TYPE16 const user[SPECK_KEY_LEN16], SPECK_TYPE16 key[SPECK_ROUNDS16]);
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void speck_set_decrypt_key16(SPECK_TYPE16 const user[SPECK_KEY_LEN16], SPECK_TYPE16 key[SPECK_ROUNDS16]);
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void speck_expand16(SPECK_TYPE16 const K[SPECK_KEY_LEN16], SPECK_TYPE16 S[SPECK_ROUNDS16]);
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void speck_encrypt16(SPECK_TYPE16 const pt[2], SPECK_TYPE16 ct[2], SPECK_TYPE16 const K[SPECK_ROUNDS16]);
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void speck_decrypt16(SPECK_TYPE16 const ct[2], SPECK_TYPE16 pt[2], SPECK_TYPE16 const K[SPECK_ROUNDS16]);
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void speck_set_encrypt_key32(SPECK_TYPE32 const user[SPECK_KEY_LEN32], SPECK_TYPE32 key[SPECK_ROUNDS32]);
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void speck_set_decrypt_key32(SPECK_TYPE32 const user[SPECK_KEY_LEN32], SPECK_TYPE32 key[SPECK_ROUNDS32]);
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void speck_expand32(SPECK_TYPE32 const K[SPECK_KEY_LEN32], SPECK_TYPE32 S[SPECK_ROUNDS32]);
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void speck_encrypt32(SPECK_TYPE32 const pt[2], SPECK_TYPE32 ct[2], SPECK_TYPE32 const K[SPECK_ROUNDS32]);
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void speck_decrypt32(SPECK_TYPE32 const ct[2], SPECK_TYPE32 pt[2], SPECK_TYPE32 const K[SPECK_ROUNDS32]);
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void speck_set_encrypt_key64(SPECK_TYPE64 const user[SPECK_KEY_LEN64], SPECK_TYPE64 key[SPECK_ROUNDS64]);
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void speck_set_decrypt_key64(SPECK_TYPE64 const user[SPECK_KEY_LEN64], SPECK_TYPE64 key[SPECK_ROUNDS64]);
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void speck_expand64(SPECK_TYPE64 const K[SPECK_KEY_LEN64], SPECK_TYPE64 S[SPECK_ROUNDS64]);
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void speck_encrypt64(SPECK_TYPE64 const pt[2], SPECK_TYPE64 ct[2], SPECK_TYPE64 const K[SPECK_ROUNDS64]);
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void speck_decrypt64(SPECK_TYPE64 const ct[2], SPECK_TYPE64 pt[2], SPECK_TYPE64 const K[SPECK_ROUNDS64]);
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#ifdef __cplusplus
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}
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#endif
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#endif
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