/*      $NetBSD: bm.h,v 1.7 2016/01/22 22:27:01 dholland Exp $  */

/*-
* Copyright (c) 1994
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Andrew Hume of AT&T Bell Laboratories.
*
* 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.
* 3. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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.
*
*      @(#)bm.h        8.6 (Berkeley) 6/21/94
*/

#ifndef _BM_H_
#define _BM_H_

#include <stddef.h>

typedef struct {
       unsigned char *pat;             /* pattern */
       size_t   patlen;                /* pattern length */
       size_t  *delta;                 /* skip delta */
       int      rarec;                 /* rare character */
       size_t   rareoff;               /* rare offset */
       size_t   md2;                   /* mini delta */
} bm_pat;

#include <sys/cdefs.h>

__BEGIN_DECLS
bm_pat  *bm_comp(unsigned char const *, size_t, unsigned char const *);
unsigned char *bm_exec(bm_pat *, unsigned char *, size_t);
void     bm_free(bm_pat *);
__END_DECLS

#endif /* !_BM_H_ */