rpm/librsync/checksum.h

31 lines
1.2 KiB
C

/*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*-
*
* librsync -- the library for network deltas
* Id: checksum.h,v 1.17 2001/03/18 10:56:39 mbp Exp
*
* Copyright (C) 2000, 2001 by Martin Pool <mbp@samba.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
rs_weak_sum_t rs_calc_weak_sum(void const *buf1, int len);
void rs_calc_strong_sum(void const *buf, size_t buf_len, rs_strong_sum_t *);
/* We should make this something other than zero to improve the
* checksum algorithm: tridge suggests a prime number. */
#define RS_CHAR_OFFSET 31