48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
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/*
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* Parse a regular expression, and extract a static suffix.
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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_SUFFIX_H
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#define REGEX_SUFFIX_H
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#include "regex/regex.h"
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struct regex_list {
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char *pattern;
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regex_t *preg;
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struct regex_list *nxt;
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};
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typedef cl_error_t (*suffix_callback)(void *cbdata, const char *suffix, size_t len, const struct regex_list *regex);
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/**
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* @brief Build a suffix tree given a regex pattern
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*
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* @param pattern The regex pattern
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* @param pregs
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* @param cb
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* @param cbdata
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* @return cl_error_t May return a clam error type or may return a regex error integer.
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* TODO: separate regex error code from clam error code into out param.
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*/
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cl_error_t cli_regex2suffix(const char *pattern, regex_t *preg, suffix_callback cb, void *cbdata);
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#endif
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