54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
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/* $OpenBSD: sm3.h,v 1.1 2018/11/11 06:53:31 tb Exp $ */
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/*
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* Copyright (c) 2018, Ribose Inc
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef HEADER_SM3_H
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#define HEADER_SM3_H
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#include <stddef.h>
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#include <openssl/opensslconf.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef OPENSSL_NO_SM3
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#error SM3 is disabled.
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#endif
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#define SM3_DIGEST_LENGTH 32
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#define SM3_WORD unsigned int
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#define SM3_CBLOCK 64
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#define SM3_LBLOCK (SM3_CBLOCK / 4)
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typedef struct SM3state_st {
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SM3_WORD A, B, C, D, E, F, G, H;
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SM3_WORD Nl, Nh;
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SM3_WORD data[SM3_LBLOCK];
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unsigned int num;
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} SM3_CTX;
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int SM3_Init(SM3_CTX *c);
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int SM3_Update(SM3_CTX *c, const void *data, size_t len);
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int SM3_Final(unsigned char *md, SM3_CTX *c);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HEADER_SM3_H */
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