extensions/spellcheck/hunspell/src/hashmgr.hxx

   1 /******* BEGIN LICENSE BLOCK *******
   2  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   3  *
   4  * The contents of this file are subject to the Mozilla Public License Version
   5  * 1.1 (the "License"); you may not use this file except in compliance with
   6  * the License. You may obtain a copy of the License at
   7  * http://www.mozilla.org/MPL/
   8  *
   9  * Software distributed under the License is distributed on an "AS IS" basis,
  10  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  11  * for the specific language governing rights and limitations under the
  12  * License.
  13  *
  14  * The Initial Developers of the Original Code are Kevin Hendricks (MySpell)
  15  * and László Németh (Hunspell). Portions created by the Initial Developers
  16  * are Copyright (C) 2002-2005 the Initial Developers. All Rights Reserved.
  17  *
  18  * Contributor(s): Kevin Hendricks (kevin.hendricks@sympatico.ca)
  19  *                 David Einstein (deinst@world.std.com)
  20  *                 László Németh (nemethl@gyorsposta.hu)
  21  *                 Davide Prina
  22  *                 Giuseppe Modugno
  23  *                 Gianluca Turconi
  24  *                 Simon Brouwer
  25  *                 Noll Janos
  26  *                 Biro Arpad
  27  *                 Goldman Eleonora
  28  *                 Sarlos Tamas
  29  *                 Bencsath Boldizsar
  30  *                 Halacsy Peter
  31  *                 Dvornik Laszlo
  32  *                 Gefferth Andras
  33  *                 Nagy Viktor
  34  *                 Varga Daniel
  35  *                 Chris Halls
  36  *                 Rene Engelhard
  37  *                 Bram Moolenaar
  38  *                 Dafydd Jones
  39  *                 Harri Pitkanen
  40  *                 Andras Timar
  41  *                 Tor Lillqvist
  42  *
  43  * Alternatively, the contents of this file may be used under the terms of
  44  * either the GNU General Public License Version 2 or later (the "GPL"), or
  45  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  46  * in which case the provisions of the GPL or the LGPL are applicable instead
  47  * of those above. If you wish to allow use of your version of this file only
  48  * under the terms of either the GPL or the LGPL, and not to allow others to
  49  * use your version of this file under the terms of the MPL, indicate your
  50  * decision by deleting the provisions above and replace them with the notice
  51  * and other provisions required by the GPL or the LGPL. If you do not delete
  52  * the provisions above, a recipient may use your version of this file under
  53  * the terms of any one of the MPL, the GPL or the LGPL.
  54  *
  55  ******* END LICENSE BLOCK *******/
  56
  57 #ifndef _HASHMGR_HXX_
  58 #define _HASHMGR_HXX_
  59
  60 #ifndef MOZILLA_CLIENT
  61 #include <cstdio>
  62 #else
  63 #include <stdio.h>
  64 #endif
  65
  66 #include "filemgr.hxx"
  67 #include "htypes.hxx"
  68
  69 enum flag { FLAG_CHAR, FLAG_LONG, FLAG_NUM, FLAG_UNI };
  70
  71 class HashMgr
  72 {
  73   int               tablesize;
  74   struct hentry **  tableptr;
  75   int               userword;
  76   flag              flag_mode;
  77   int               complexprefixes;
  78   int               utf8;
  79   unsigned short    forbiddenword;
  80   int               langnum;
  81   char *            enc;
  82   char *            lang;
  83   struct cs_info *  csconv;
  84   char *            ignorechars;
  85   unsigned short *  ignorechars_utf16;
  86   int               ignorechars_utf16_len;
  87   int               numaliasf; // flag vector `compression' with aliases
  88   unsigned short ** aliasf;
  89   unsigned short *  aliasflen;
  90   int               numaliasm; // morphological desciption `compression' with aliases
  91   char **           aliasm;
  92
  93
  94 public:
  95   HashMgr(const char * tpath, const char * apath, const char * key = NULL);
  96   ~HashMgr();
  97
  98   struct hentry * lookup(const char *) const;
  99   int hash(const char *) const;
 100   struct hentry * walk_hashtable(int & col, struct hentry * hp) const;
 101
 102   int add(const char * word);
 103   int add_with_affix(const char * word, const char * pattern);
 104   int remove(const char * word);
 105   int decode_flags(unsigned short ** result, char * flags, FileMgr * af);
 106   unsigned short        decode_flag(const char * flag);
 107   char *                encode_flag(unsigned short flag);
 108   int is_aliasf();
 109   int get_aliasf(int index, unsigned short ** fvec, FileMgr * af);
 110   int is_aliasm();
 111   char * get_aliasm(int index);
 112
 113 private:
 114   int get_clen_and_captype(const char * word, int wbl, int * captype);
 115   int load_tables(const char * tpath, const char * key);
 116   int add_word(const char * word, int wbl, int wcl, unsigned short * ap,
 117     int al, const char * desc, bool onlyupcase);
 118   int load_config(const char * affpath, const char * key);
 119   int parse_aliasf(char * line, FileMgr * af);
 120   int add_hidden_capitalized_word(char * word, int wbl, int wcl,
 121     unsigned short * flags, int al, char * dp, int captype);
 122   int parse_aliasm(char * line, FileMgr * af);
 123   int remove_forbidden_flag(const char * word);
 124
 125 };
 126
 127 #endif