/* * Copyright (c) 2012 Martin Sucha * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup edit * @{ */ /** * @file */ #ifndef SEARCH_H__ #define SEARCH_H__ #include <str.h> #include <offset.h> struct search; typedef struct search search_t; typedef bool (*search_equals_fn)(const char32_t, const char32_t); typedef errno_t (*search_producer_fn)(void *, char32_t *); typedef errno_t (*search_mark_fn)(void *, void **); typedef void (*search_mark_free_fn)(void *); typedef struct match { aoff64_t length; void *end; } match_t; typedef struct search_ops { search_equals_fn equals; search_producer_fn producer; search_mark_fn mark; search_mark_free_fn mark_free; } search_ops_t; extern bool char_exact_equals(const char32_t, const char32_t); extern search_t *search_init(const char *, void *, search_ops_t, bool); extern errno_t search_next_match(search_t *, match_t *); extern void search_fini(search_t *); #endif /** @} */