include/bm.h

   1 /*      $NetBSD: bm.h,v 1.4 2003/08/07 09:44:09 agc 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 typedef struct {
  41         u_char  *pat;                   /* pattern */
  42         size_t   patlen;                /* pattern length */
  43         size_t  *delta;                 /* skip delta */
  44         int      rarec;                 /* rare character */
  45         size_t   rareoff;               /* rare offset */
  46         size_t   md2;                   /* mini delta */
  47 } bm_pat;
  48
  49 #include <sys/cdefs.h>
  50
  51 __BEGIN_DECLS
  52 bm_pat  *bm_comp(u_char const *, size_t, u_char const *);
  53 u_char  *bm_exec(bm_pat *, u_char *, size_t);
  54 void     bm_free(bm_pat *);
  55 __END_DECLS
  56
  57 #endif /* !_BM_H_ */