suricata
util-mpm-hs-cache.h
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1 /* Copyright (C) 2024 Open Information Security Foundation
2  *
3  * You can copy, redistribute or modify this Program under the terms of
4  * the GNU General Public License version 2 as published by the Free
5  * Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * version 2 along with this program; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15  * 02110-1301, USA.
16  */
17 
18 /**
19  * \file
20  *
21  * \author Lukas Sismis <lsismis@oisf.net>
22  *
23  * Hyperscan caching logic for faster database compilation.
24  */
25 
26 #ifndef SURICATA_UTIL_MPM_HS_CACHE__H
27 #define SURICATA_UTIL_MPM_HS_CACHE__H
28 
29 #include "util-mpm-hs-core.h"
30 
31 #ifdef BUILD_HYPERSCAN
32 
33 struct HsIteratorData {
34  PatternDatabaseCache *pd_stats;
35  const char *cache_path;
36 };
37 
38 int HSLoadCache(hs_database_t **hs_db, uint64_t hs_db_hash, const char *dirpath);
39 uint64_t HSHashDb(const PatternDatabase *pd);
40 void HSSaveCacheIterator(void *data, void *aux);
41 #endif /* BUILD_HYPERSCAN */
42 
43 #endif /* SURICATA_UTIL_MPM_HS_CACHE__H */
util-mpm-hs-core.h