/*	$OpenBSD: compress.h,v 1.4 2003/06/03 21:08:36 mickey Exp $	*/

/*
 * Copyright (c) 1997 Michael Shalayeff
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

/*
 * making it any bigger does not affect perfomance very much.
 * actually this value is just a little bit better than 8192.
 */
#define Z_BUFSIZE 16384

extern const char main_rcsid[], z_rcsid[], gz_rcsid[], pkzip_rcsid[],
    pack_rcsid[], lzh_rcsid[];

extern int z_check_header(int, struct stat *, const char *);
extern void *z_open(int, const char *, int);
extern FILE *zopen(const char *, const char *,int);
extern int zread(void *, char *, int);
extern int zwrite(void *, const char *, int);
extern int zclose(void *);

extern int gz_check_header(int, struct stat *, const char *);
extern void *gz_open(int, const char *, int);
extern int gz_read(void *, char *, int);
extern int gz_write(void *, const char *, int);
extern int gz_close(void *);
extern int gz_flush(void *, int);

extern int lzh_check_header(int, struct stat *, const char *);
extern void *lzh_open(int, const char *, int);
extern int lzh_read(void *, char *, int);
extern int lzh_write(void *, const char *, int);
extern int lzh_close(void *);
extern int lzh_flush(void *, int);