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      1 /*	$NetBSD: bm.h,v 1.7 2016/01/22 22:27:01 dholland Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1994
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This code is derived from software contributed to Berkeley by
      8  * Andrew Hume of AT&T Bell Laboratories.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. Neither the name of the University nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  *
     34  *	@(#)bm.h	8.6 (Berkeley) 6/21/94
     35  */
     36 
     37 #ifndef _BM_H_
     38 #define	_BM_H_
     39 
     40 #include <stddef.h>
     41 
     42 typedef struct {
     43 	unsigned char *pat;		/* pattern */
     44 	size_t	 patlen;		/* pattern length */
     45 	size_t	*delta;			/* skip delta */
     46 	int	 rarec;			/* rare character */
     47 	size_t	 rareoff;		/* rare offset */
     48 	size_t	 md2;			/* mini delta */
     49 } bm_pat;
     50 
     51 #include <sys/cdefs.h>
     52 
     53 __BEGIN_DECLS
     54 bm_pat	*bm_comp(unsigned char const *, size_t, unsigned char const *);
     55 unsigned char *bm_exec(bm_pat *, unsigned char *, size_t);
     56 void	 bm_free(bm_pat *);
     57 __END_DECLS
     58 
     59 #endif /* !_BM_H_ */
     60