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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 2012 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
// DESCRIPTION:
// SHA-1 digest.
//
//-----------------------------------------------------------------------------
#ifndef __SHA1_H__
#define __SHA1_H__
#include "doomtype.h"
typedef struct sha1_context_s sha1_context_t;
typedef byte sha1_digest_t[20];
struct sha1_context_s {
uint32_t h0,h1,h2,h3,h4;
uint32_t nblocks;
byte buf[64];
int count;
};
void SHA1_Init(sha1_context_t *context);
void SHA1_Update(sha1_context_t *context, byte *buf, size_t len);
void SHA1_Final(sha1_digest_t digest, sha1_context_t *context);
void SHA1_UpdateInt32(sha1_context_t *context, unsigned int val);
void SHA1_UpdateString(sha1_context_t *context, char *str);
#endif /* #ifndef __SHA1_H__ */
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