pattern.h

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/*
 * $Id: pattern.h 12500 2006-11-26 10:53:21Z cbiere $
 *
 * Copyright (c) 2001-2003, Raphael Manfredi
 *
 *----------------------------------------------------------------------
 * This file is part of gtk-gnutella.
 *
 *  gtk-gnutella 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; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  gtk-gnutella 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with gtk-gnutella; if not, write to the Free Software
 *  Foundation, Inc.:
 *      59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *----------------------------------------------------------------------
 */

#ifndef _pattern_h_
#define _pattern_h_

#include "common.h"

#define ALPHA_SIZE  256         
typedef struct {                
    const gchar *pattern;       
    size_t len;                 
    size_t delta[ALPHA_SIZE];   
    gboolean duped;             
} cpattern_t;

typedef enum {
    qs_any = 0,                 
    qs_begin,                   
    qs_whole                    
} qsearch_mode_t;

void pattern_init(void);
void pattern_close(void);

cpattern_t *pattern_compile(const gchar *pattern);
cpattern_t *pattern_compile_fast(const gchar *pattern, size_t plen);
void pattern_free(cpattern_t *cpat);
const gchar *pattern_qsearch(cpattern_t *cpat,
    const gchar *text, size_t tlen, size_t toffset, qsearch_mode_t word);

#endif /* _pattern_h_ */

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