/*

  *  Copyright (C) 2002 - 2005 Tomasz Kojm <tkojm@clamav.net>

  *
  *  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; either version 2 of the License, or
  *  (at your option) any later version.
  *
  *  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.
  *
  *  You should have received a copy of the GNU General Public License
  *  along with this program; if not, write to the Free Software

  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  *  MA 02110-1301, USA.

  */
 
 #ifndef __MATCHER_AC_H
 #define __MATCHER_AC_H
 
 #include "clamav.h"

 #include "matcher.h"

 #include "filetypes.h"

 #include "cltypes.h"

 #define AC_DEFAULT_DEPTH 2

 #define AC_DEFAULT_TRACKLEN 8
 
 struct cli_ac_data {
     unsigned int partsigs;
     unsigned int *partcnt;
     unsigned int **partoff;

     uint8_t *offcnt;
     uint8_t *offidx;

     int *maxshift;
 };

 int cli_ac_addpatt(struct cli_matcher *root, struct cli_ac_patt *pattern);

 int cli_ac_initdata(struct cli_ac_data *data, unsigned int partsigs, unsigned int histlen);
 void cli_ac_freedata(struct cli_ac_data *data);

 int cli_ac_scanbuff(const unsigned char *buffer, unsigned int length, const char **virname, const struct cli_matcher *root, struct cli_ac_data *mdata, unsigned short otfrec, unsigned long int offset, cli_file_t ftype, int fd, struct cli_matched_type **ftoffset);

 int cli_ac_buildtrie(struct cli_matcher *root);
 void cli_ac_free(struct cli_matcher *root);

 void cli_ac_setdepth(unsigned int depth);

 
 #endif