1 /* $OpenBSD: patterns.h,v 1.3 2015/12/12 19:59:43 mmcc Exp $ */ 2 3 /* 4 * Copyright (c) 2015 Reyk Floeter <reyk@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #ifndef PATTERNS_H 20 #define PATTERNS_H 21 22 #include <sys/types.h> 23 24 #define MAXCAPTURES 32 /* Max no. of allowed captures in pattern */ 25 #define MAXCCALLS 200 /* Max recusion depth in pattern matching */ 26 #define MAXREPETITION 0xfffff /* Max for repetition items */ 27 28 struct str_find { 29 off_t sm_so; /* start offset of match */ 30 off_t sm_eo; /* end offset of match */ 31 }; 32 33 struct str_match { 34 char **sm_match; /* allocated array of matched strings */ 35 unsigned int sm_nmatch; /* number of elements in array */ 36 }; 37 38 __BEGIN_DECLS 39 int str_find(const char *, const char *, struct str_find *, size_t, 40 const char **); 41 int str_match(const char *, const char *, struct str_match *, 42 const char **); 43 void str_match_free(struct str_match *); 44 __END_DECLS 45 46 #endif /* PATTERNS_H */ 47