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/*
* This file has been modified for the cdrkit suite.
*
* The behaviour and appearence of the program code below can differ to a major
* extent from the version distributed by the original author(s).
*
* For details, see Changelog file distributed with the cdrkit package. If you
* received this file from another source then ask the distributing person for
* a log of modifications.
*
*/
/* @(#)sha.h 1.4 03/06/28 Copyright 1998,1999 Heiko Eissfeldt */
/*____________________________________________________________________________
//
// CD Index - The Internet CD Index
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id: sha.h,v 1.1.1.2 1999/04/29 00:53:34 marc Exp $
//____________________________________________________________________________
*/
#ifndef SHA_H
#define SHA_H
/* NIST Secure Hash Algorithm */
/* heavily modified by Uwe Hollerbach <uh@alumni.caltech edu> */
/* from Peter C. Gutmann's implementation as found in */
/* Applied Cryptography by Bruce Schneier */
/* This code is in the public domain */
/* Useful defines & typedefs */
typedef unsigned char BYTE; /* 8-bit quantity */
typedef unsigned long ULONG; /* 32-or-more-bit quantity */
#define SHA_BLOCKSIZE 64
#define SHA_DIGESTSIZE 20
typedef struct {
ULONG digest[5]; /* message digest */
ULONG count_lo, count_hi; /* 64-bit bit count */
BYTE data[SHA_BLOCKSIZE]; /* SHA data buffer */
int local; /* unprocessed amount in data */
} SHA_INFO;
void sha_init(SHA_INFO *);
void sha_update(SHA_INFO *, BYTE *, int);
void sha_final(unsigned char [20], SHA_INFO *);
#ifdef SHA_FOR_C
#include <mconfig.h>
#include <stdxlib.h>
#include <stdio.h>
void sha_stream(unsigned char [20], SHA_INFO *, FILE *);
void sha_print(unsigned char [20]);
char *sha_version(void);
#endif /* SHA_FOR_C */
#define SHA_VERSION 1
#ifndef WIN32
#ifdef WORDS_BIGENDIAN
# if SIZEOF_UNSIGNED_LONG_INT == 4
# define SHA_BYTE_ORDER 4321
# else
# if SIZEOF_UNSIGNED_LONG_INT == 8
# define SHA_BYTE_ORDER 87654321
# endif
# endif
#else
# if SIZEOF_UNSIGNED_LONG_INT == 4
# define SHA_BYTE_ORDER 1234
# else
# if SIZEOF_UNSIGNED_LONG_INT == 8
# define SHA_BYTE_ORDER 12345678
# endif
# endif
#endif
#else
#define SHA_BYTE_ORDER 1234
#endif
#endif /* SHA_H */
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