71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
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/*
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* Match a string against a list of patterns/regexes.
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*
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* Copyright (C) 2013-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
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* Copyright (C) 2007-2013 Sourcefire, Inc.
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*
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* Authors: Török Edvin
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#ifndef _REGEX_LIST_H
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#define _REGEX_LIST_H
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#include "phishcheck.h"
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#include "readdb.h"
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#include "matcher.h"
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#include "filtering.h"
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#include "hashtab.h"
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#include <zlib.h> /* for gzFile */
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#include "mpool.h"
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struct regex_list_ht {
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struct regex_list* head;
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struct regex_list* tail;
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};
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struct regex_matcher {
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struct cli_hashtable suffix_hash;
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size_t suffix_cnt;
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struct regex_list_ht* suffix_regexes;
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size_t root_regex_idx;
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size_t regex_cnt;
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regex_t** all_pregs;
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struct cli_matcher suffixes;
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struct cli_matcher sha256_hashes;
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struct cli_hashset sha256_pfx_set;
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struct cli_matcher hostkey_prefix;
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struct filter filter;
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#ifdef USE_MPOOL
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mpool_t* mempool;
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#endif
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int list_inited : 2;
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int list_loaded : 2;
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int list_built : 2;
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};
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cl_error_t cli_build_regex_list(struct regex_matcher* matcher);
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cl_error_t regex_list_add_pattern(struct regex_matcher* matcher, char* pattern);
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cl_error_t regex_list_match(struct regex_matcher* matcher, char* real_url, const char* display_url, const struct pre_fixup_info* pre_fixup, int hostOnly, const char** info, int is_whitelist);
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cl_error_t init_regex_list(struct regex_matcher* matcher, uint8_t dconf_prefiltering);
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cl_error_t load_regex_matcher(struct cl_engine* engine, struct regex_matcher* matcher, FILE* fd, unsigned int* signo, unsigned int options, int is_whitelist, struct cli_dbio* dbio, uint8_t dconf_prefiltering);
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void regex_list_cleanup(struct regex_matcher* matcher);
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void regex_list_done(struct regex_matcher* matcher);
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int is_regex_ok(struct regex_matcher* matcher);
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#endif
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