60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* $Id$
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*****************************************************************************
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*
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* File: sha1.h
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*
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* Purpose: Header for sha1.c
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*
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* sha - An implementation of the NIST SHA1 Message Digest
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* algorithm.
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*
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* Copyright (C) 2001 Rafael R. Sevilla <sevillar@team.ph.inter.net>
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*****************************************************************************
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*/
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#ifndef SHA1_H
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#define SHA1_H 1
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#include "fko_common.h"
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#ifdef WIN32
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#define BYTEORDER 1234
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#endif
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/* Truncate to 32 bits -- should be a null op on 32-bit machines
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*/
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#ifndef TRUNC32
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#define TRUNC32(x) ((x) & 0xffffffffL)
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#endif
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#define SHA1_BLOCKSIZE 64
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#define SHA1_DIGEST_LENGTH 20
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typedef struct {
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uint32_t digest[8];
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uint32_t count_lo, count_hi;
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uint8_t data[SHA1_BLOCKSIZE];
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int local;
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} SHA1_INFO;
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/* SHA1 prototypes.
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*/
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void sha1_init(SHA1_INFO *sha1_info);
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void sha1_update(SHA1_INFO *sha1_info, uint8_t *buffer, int count);
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void sha1_final(uint8_t digest[SHA1_DIGEST_LENGTH], SHA1_INFO *sha1_info);
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#endif /* SHA1_H */
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