2 This file is part of GNUnet
3 (C) 2012 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
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11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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21 * @file include/gnunet_regex_lib.h
22 * @brief library to parse regular expressions into dfa
23 * @author Maximilian Szengel
27 #ifndef GNUNET_REGEX_LIB_H
28 #define GNUNET_REGEX_LIB_H
30 #include "gnunet_util_lib.h"
35 #if 0 /* keep Emacsens' auto-indent happy */
43 struct GNUNET_REGEX_Nfa;
46 * Construct an NFA data structure by parsing the regex string of
49 * @param regex regular expression string
50 * @param len length of the string
52 * @return NFA data structure. Needs to be freed using
53 * GNUNET_REGEX_destroy_nfa
55 struct GNUNET_REGEX_Nfa *
56 GNUNET_REGEX_construct_nfa(const char *regex, size_t len);
59 * Free the memory allocated by constructing the GNUNET_REGEX_Nfa
62 * @param n NFA to be destroyed
65 GNUNET_REGEX_destroy_nfa(struct GNUNET_REGEX_Nfa *n);
68 * Save the given NFA as a GraphViz dot file
70 * @param n NFA to be saved
71 * @param filename where to save the file
74 GNUNET_REGEX_save_nfa_graph(struct GNUNET_REGEX_Nfa *n,
75 const char *filename);
77 #if 0 /* keep Emacsens' auto-indent happy */
84 /* end of gnunet_regex_lib.h */