gecko/intl/chardet/tools/GenCyrillicClass.cpp

136 lines
3.8 KiB
C++

/* -*- 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);
};