summaryrefslogtreecommitdiff
path: root/intl/chardet/tools/GenCyrillicClass.cpp
blob: 180651a49a8659bdd647c4e654347ba94f3a3c50 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsICharsetConverterManager.h"
#include <iostream.h>
#include "nsISupports.h"
#include "nsIComponentManager.h"
#include "nsIServiceManager.h"
#include "nsIUnicodeDecoder.h"
#include "nsIUnicodeEncoder.h"
#include "nsCRT.h"
#include <stdio.h>
#include <stdlib.h>
#if defined(XP_WIN)
#include <io.h>
#endif
#ifdef XP_UNIX
#include <unistd.h>
#endif

//---------------------------------------------------------------------------
void header()
{
char *header=
"#ifndef nsCyrillicClass_h__\n"
"#define nsCyrillicClass_h__\n"
"/* PLEASE DO NOT EDIT THIS FILE DIRECTLY. THIS FILE IS GENERATED BY \n"
"   GenCyrllicClass found in mozilla/intl/chardet/tools\n"
" */\n";
   printf(header);
}
//---------------------------------------------------------------------------
void footer()
{
   printf("#endif\n");
}
//---------------------------------------------------------------------------
void npl()
{
char *npl=
"/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */\n"
"/* This Source Code Form is subject to the terms of the Mozilla Public\n"
" * License, v. 2.0. If a copy of the MPL was not distributed with this\n"
" * file, You can obtain one at http://mozilla.org/MPL/2.0/. */\n";
   printf(npl);
}
//---------------------------------------------------------------------------
static nsIUnicodeEncoder* gKOI8REncoder = nullptr;
static nsICharsetConverterManager* gCCM = nullptr;

//---------------------------------------------------------------------------
uint8_t CyrillicClass(nsIUnicodeDecoder* decoder, uint8_t byte)
{
   char16_t ubuf[2];
   uint8_t bbuf[2];

   int32_t blen = 1;
   int32_t ulen = 1;
   nsresult res = decoder->Convert((char*)&byte, &blen, ubuf, &ulen);
   if(NS_SUCCEEDED(res) && (1 == ulen ))
   {
     ubuf[0] = nsCRT::ToUpper(ubuf[0]);
     blen=1;
     res = gKOI8REncoder->Convert(ubuf,&ulen,(char*)bbuf,&blen);
     if(NS_SUCCEEDED(res) && (1 == blen))
     {
        if(0xe0 <= bbuf[0])
        {
              return bbuf[0] - (uint8_t)0xdf;
        }
     }
   }
   return 0;
}
//---------------------------------------------------------------------------
void genCyrillicClass(const char* name, const char* charset)
{
   nsIUnicodeDecoder *decoder = nullptr;
   nsresult res = NS_OK;
   nsAutoString str(charset);
   res = gCCM->GetUnicodeDecoder(&str, &decoder);
   if(NS_FAILED(res))
   {
      printf("cannot locate %s Decoder\n", charset);
      return;
   }
   printf("static const uint8_t %sMap [128] = {\n",name);
   uint8_t i,j;
   for(i=0x80;i!=0x00;i+=0x10)
   {
     for(j=0;j<=0x0f;j++)
     {
        uint8_t cls = CyrillicClass(decoder, i+j);
        printf(" %2d, ",cls);
     }
     printf("\n");
   }
   printf("};\n");
   NS_IF_RELEASE(decoder);
}
//---------------------------------------------------------------------------


int main(int argc, char** argv) {
  nsresult res = nullptr;

  nsCOMPtr<nsICharsetConverterManager> gCCM = do_GetService(kCharsetConverterManagerCID, &res);

  if(NS_FAILED(res) && (nullptr != gCCM))
   {
      printf("cannot locate CharsetConverterManager\n");
      return(-1);
   }
   nsAutoString koi8r("KOI8-R");
   res = gCCM->GetUnicodeEncoder(&koi8r,&gKOI8REncoder);
   if(NS_FAILED(res) && (nullptr != gKOI8REncoder))
   {
      printf("cannot locate KOI8-R Encoder\n");
      return(-1);
   }


   npl();
   header();
   
     genCyrillicClass("KOI8", "KOI8-R");
     genCyrillicClass("CP1251", "windows-1251");
     genCyrillicClass("IBM866", "IBM866");
     genCyrillicClass("ISO88595", "ISO-8859-5");
     genCyrillicClass("MacCyrillic", "x-mac-cyrillic");
   footer();
   NS_IF_RELEASE(gKOI8REncoder);
   return(0);
};