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bm.h revision 1.2 
      1 /*-
      2  * Copyright (c) 1994
      3  *	The Regents of the University of California.  All rights reserved.
      4  *
      5  * This code is derived from software contributed to Berkeley by
      6  * Andrew Hume of AT&T Bell Laboratories.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	from: @(#)bm.h	8.6 (Berkeley) 6/21/94
     37  *	$Id: bm.h,v 1.2 1994/06/22 00:22:01 cgd Exp $
     38  */
     39 
     40 #ifndef _BM_H_
     41 #define	_BM_H_
     42 
     43 typedef struct {
     44 	u_char	*pat;			/* pattern */
     45 	size_t	 patlen;		/* pattern length */
     46 	size_t	*delta;			/* skip delta */
     47 	int	 rarec;			/* rare character */
     48 	size_t	 rareoff;		/* rare offset */
     49 	size_t	 md2;			/* mini delta */
     50 } bm_pat;
     51 
     52 #include <sys/cdefs.h>
     53 
     54 __BEGIN_DECLS
     55 bm_pat	*bm_comp __P((u_char const *, size_t, u_char const *));
     56 u_char	*bm_exec __P((bm_pat *, u_char *, size_t));
     57 void	 bm_free __P((bm_pat *));
     58 __END_DECLS
     59 
     60 #endif /* !_BM_H_ */
     61