4 * A match-finder for Lempel-Ziv compression based on bottom-up construction and
5 * traversal of the Longest Common Prefix (LCP) interval tree.
7 * Copyright 2022 Eric Biggers
9 * Permission is hereby granted, free of charge, to any person
10 * obtaining a copy of this software and associated documentation
11 * files (the "Software"), to deal in the Software without
12 * restriction, including without limitation the rights to use,
13 * copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the
15 * Software is furnished to do so, subject to the following
18 * The above copyright notice and this permission notice shall be
19 * included in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
23 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
25 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
26 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
28 * OTHER DEALINGS IN THE SOFTWARE.
31 #ifndef _LCPIT_MATCHFINDER_H
32 #define _LCPIT_MATCHFINDER_H
34 #include "wimlib/types.h"
36 struct lcpit_matchfinder {
47 u32 orig_nice_match_len;
56 lcpit_matchfinder_get_needed_memory(size_t max_bufsize);
59 lcpit_matchfinder_init(struct lcpit_matchfinder *mf, size_t max_bufsize,
60 u32 min_match_len, u32 nice_match_len);
63 lcpit_matchfinder_load_buffer(struct lcpit_matchfinder *mf, const u8 *T, u32 n);
66 lcpit_matchfinder_get_matches(struct lcpit_matchfinder *mf,
67 struct lz_match *matches);
70 lcpit_matchfinder_skip_bytes(struct lcpit_matchfinder *mf, u32 count);
73 lcpit_matchfinder_destroy(struct lcpit_matchfinder *mf);
75 #endif /* _LCPIT_MATCHFINDER_H */