зеркало из https://github.com/mozilla/gecko-dev.git
121 строка
3.8 KiB
C++
121 строка
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsICharsetConverterManager.h"
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#include <iostream.h>
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#include "nsISupports.h"
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#include "nsIComponentManager.h"
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#include "nsIServiceManager.h"
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#include "nsIUnicodeDecoder.h"
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#include "nsIUnicodeEncoder.h"
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#include "nsCRT.h"
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#include <stdio.h>
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#include <stdlib.h>
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#if defined(XP_WIN)
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# include <io.h>
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#endif
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#ifdef XP_UNIX
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# include <unistd.h>
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#endif
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//---------------------------------------------------------------------------
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void header() {
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char* header =
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"#ifndef nsCyrillicClass_h__\n"
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"#define nsCyrillicClass_h__\n"
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"/* PLEASE DO NOT EDIT THIS FILE DIRECTLY. THIS FILE IS GENERATED BY \n"
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" GenCyrllicClass found in mozilla/intl/chardet/tools\n"
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" */\n";
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printf(header);
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}
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//---------------------------------------------------------------------------
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void footer() { printf("#endif\n"); }
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//---------------------------------------------------------------------------
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void npl() {
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char* npl =
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"/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 "
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"-*- */\n"
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"/* This Source Code Form is subject to the terms of the Mozilla Public\n"
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" * License, v. 2.0. If a copy of the MPL was not distributed with this\n"
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" * file, You can obtain one at http://mozilla.org/MPL/2.0/. */\n";
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printf(npl);
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}
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//---------------------------------------------------------------------------
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static nsIUnicodeEncoder* gKOI8REncoder = nullptr;
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static nsICharsetConverterManager* gCCM = nullptr;
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//---------------------------------------------------------------------------
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uint8_t CyrillicClass(nsIUnicodeDecoder* decoder, uint8_t byte) {
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char16_t ubuf[2];
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uint8_t bbuf[2];
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int32_t blen = 1;
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int32_t ulen = 1;
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nsresult res = decoder->Convert((char*)&byte, &blen, ubuf, &ulen);
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if (NS_SUCCEEDED(res) && (1 == ulen)) {
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ubuf[0] = nsCRT::ToUpper(ubuf[0]);
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blen = 1;
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res = gKOI8REncoder->Convert(ubuf, &ulen, (char*)bbuf, &blen);
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if (NS_SUCCEEDED(res) && (1 == blen)) {
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if (0xe0 <= bbuf[0]) {
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return bbuf[0] - (uint8_t)0xdf;
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}
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}
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}
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return 0;
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}
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//---------------------------------------------------------------------------
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void genCyrillicClass(const char* name, const char* charset) {
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nsIUnicodeDecoder* decoder = nullptr;
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nsresult res = NS_OK;
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nsAutoString str(charset);
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res = gCCM->GetUnicodeDecoder(&str, &decoder);
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if (NS_FAILED(res)) {
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printf("cannot locate %s Decoder\n", charset);
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return;
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}
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printf("static const uint8_t %sMap [128] = {\n", name);
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uint8_t i, j;
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for (i = 0x80; i != 0x00; i += 0x10) {
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for (j = 0; j <= 0x0f; j++) {
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uint8_t cls = CyrillicClass(decoder, i + j);
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printf(" %2d, ", cls);
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}
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printf("\n");
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}
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printf("};\n");
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NS_IF_RELEASE(decoder);
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}
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//---------------------------------------------------------------------------
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int main(int argc, char** argv) {
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nsresult res = nullptr;
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nsCOMPtr<nsICharsetConverterManager> gCCM =
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do_GetService(kCharsetConverterManagerCID, &res);
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if (NS_FAILED(res) && (nullptr != gCCM)) {
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printf("cannot locate CharsetConverterManager\n");
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return (-1);
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}
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nsAutoString koi8r("KOI8-R");
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res = gCCM->GetUnicodeEncoder(&koi8r, &gKOI8REncoder);
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if (NS_FAILED(res) && (nullptr != gKOI8REncoder)) {
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printf("cannot locate KOI8-R Encoder\n");
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return (-1);
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}
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npl();
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header();
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genCyrillicClass("KOI8", "KOI8-R");
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genCyrillicClass("CP1251", "windows-1251");
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genCyrillicClass("IBM866", "IBM866");
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genCyrillicClass("ISO88595", "ISO-8859-5");
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genCyrillicClass("MacCyrillic", "x-mac-cyrillic");
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footer();
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NS_IF_RELEASE(gKOI8REncoder);
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return (0);
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};
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