src/protocols/icq/cyrillic.c

   1 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2
   3 /*
   4  * $Id: cyrillic.c 2096 2001-07-31 01:00:39Z warmenhoven $
   5  *
   6  * Copyright (C) 1998-2001, Denis V. Dmitrienko <denis@null.net> and
   7  *                          Bill Soudan <soudan@kde.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  */
  24
  25 #include "icq.h"
  26 #include "icqlib.h"
  27
  28 BYTE kw[] = {128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  29              144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  30              160,161,162,184,186,165,179,191,168,169,170,171,172,180,174,175,
  31              176,177,178,168,170,181,178,175,184,185,170,187,188,165,190,169,
  32              254,224,225,246,228,229,244,227,245,232,233,234,235,236,237,238,
  33              239,255,240,241,242,243,230,226,252,251,231,248,253,249,247,250,
  34              222,192,193,214,196,197,212,195,213,200,201,202,203,204,205,206,
  35              207,223,208,209,210,211,198,194,220,219,199,216,221,217,215,218};
  36
  37 BYTE wk[] = {128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  38              144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  39              160,161,162,163,164,189,166,167,179,191,180,171,172,173,174,183,
  40              176,177,182,166,173,181,182,183,163,185,164,187,188,189,190,167,
  41              225,226,247,231,228,229,246,250,233,234,235,236,237,238,239,240,
  42              242,243,244,245,230,232,227,254,251,253,255,249,248,252,224,241,
  43              193,194,215,199,196,197,214,218,201,202,203,204,205,206,207,208,
  44              210,211,212,213,198,200,195,222,219,221,223,217,216,220,192,209};
  45
  46 /********************************************************
  47 Russian language ICQ fix.
  48 Usual Windows ICQ users do use Windows 1251 encoding but
  49 unix users do use koi8 encoding, so we need to convert it.
  50 This function will convert string from windows 1251 to koi8
  51 or from koi8 to windows 1251.
  52 Andrew Frolov dron@ilm.net
  53 *********************************************************/
  54
  55 extern int icq_Russian;
  56
  57 void icq_RusConv(const char to[4], char *t_in)
  58 {
  59   BYTE *table;
  60   int i;
  61
  62 /* 6-17-1998 by Linux_Dude
  63  * Moved initialization of table out front of 'if' block to prevent compiler
  64  * warning. Improved error message, and now return without performing string
  65  * conversion to prevent addressing memory out of range (table pointer would
  66  * previously have remained uninitialized (= bad)).
  67  */
  68
  69   table = wk;
  70   if(strcmp(to, "kw") == 0)
  71     table = kw;
  72   else if(strcmp(to, "wk") != 0)
  73   {
  74     icq_FmtLog(NULL, ICQ_LOG_ERROR, "Unknown option in call to Russian Convert\n");
  75     return;
  76   }
  77
  78 /* End Linux_Dude's changes ;) */
  79
  80   if(icq_Russian)
  81   {
  82     for(i=0;t_in[i]!=0;i++)
  83     {
  84       t_in[i] &= 0377;
  85       if(t_in[i] & 0200)
  86         t_in[i] = table[t_in[i] & 0177];
  87     }
  88   }
  89 }
  90
  91 void icq_RusConv_n(const char to[4], char *t_in, int len)
  92 {
  93   BYTE *table;
  94   int i;
  95
  96 /* 6-17-1998 by Linux_Dude
  97  * Moved initialization of table out front of 'if' block to prevent compiler
  98  * warning. Improved error message, and now return without performing string
  99  * conversion to prevent addressing memory out of range (table pointer would
 100  * previously have remained uninitialized (= bad)).
 101  */
 102
 103   table = wk;
 104   if(strcmp(to, "kw") == 0)
 105     table = kw;
 106   else if(strcmp(to, "wk") != 0)
 107   {
 108     icq_FmtLog(NULL, ICQ_LOG_ERROR, "Unknown option in call to Russian Convert\n");
 109     return;
 110   }
 111
 112 /* End Linux_Dude's changes ;) */
 113
 114   if(icq_Russian)
 115   {
 116     for(i=0;i < len;i++)
 117     {
 118       t_in[i] &= 0377;
 119       if(t_in[i] & 0200)
 120         t_in[i] = table[t_in[i] & 0177];
 121     }
 122   }
 123 }