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