/*
- regexpr.h
+ silcregex.h
- Author: Tatu Ylonen <ylo@ngs.fi>
+ Author: Pekka Riikonen <priikone@silcnet.org>
- Copyright (c) 1991 Tatu Ylonen, Espoo, Finland
+ Copyright (C) 2007 Pekka Riikonen
- Permission to use, copy, modify, distribute, and sell this software
- and its documentation is hereby granted without fee, provided that the
- above copyright notice appears in all source code copies, the name of
- Tatu Ylonen is not used to advertise products containing this software
- or a derivation thereof, and all modified versions are clearly marked
- as such.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
- This software is provided "as is" without express or implied warranty.
-
- Created: Thu Sep 26 17:15:36 1991 ylo
- Last modified: Fri Jan 3 12:05:45 1992 ylo
-
- The SILC Regex API by Pekka Riikonen, under the same license as the original
- code.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
*/
*
***/
typedef struct SilcRegexObject {
- char *buffer; /* compiled pattern */
- int allocated; /* allocated size of compiled pattern */
- int used; /* actual length of compiled pattern */
+ SilcStack rstack; /* Stack for fast allocations */
+ unsigned char *buffer; /* compiled pattern */
char *fastmap; /* fastmap[ch] is true if ch can start pattern */
char *translate; /* translation to apply during comp/match */
+ int allocated; /* allocated size of compiled pattern */
+ int used; /* actual length of compiled pattern */
+ int num_registers; /* number of registers used */
char fastmap_accurate; /* true if fastmap is valid */
char can_be_null; /* true if can match empty string */
char uses_registers; /* registers used and need to be initialized */
* SOURCE
*/
typedef enum {
- SILC_REGEX_FLAG_DEFAULT = 0,
+ SILC_REGEX_DEFAULT = 0x00000000,
+
+ /* The following flags can be used with silc_regex_match */
+
+ /* The beginning-of-line (^) always fails to match. This can be useful
+ when beginning of a string should not be interpreted as the beginning
+ of line. */
+ SILC_REGEX_NOTBOL = 0x00010000,
+
+ /* The end-of-line ($) always fails to match. */
+ SILC_REGEX_NOTEOL = 0x00020000,
} SilcRegexFlags;
/***/