mirror of
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104 lines
3 KiB
C++
104 lines
3 KiB
C++
/* Eliot */
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/* Copyright (C) 1999 Antoine Fraboulet */
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/* */
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/* This file is part of Eliot. */
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/* */
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/* Eliot is free software; you can redistribute it and/or modify */
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/* it under the terms of the GNU General Public License as published by */
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/* the Free Software Foundation; either version 2 of the License, or */
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/* (at your option) any later version. */
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/* */
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/* Eliot is distributed in the hope that it will be useful, */
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/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* GNU General Public License for more details. */
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/* */
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/* You should have received a copy of the GNU General Public License */
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/* along with this program; if not, write to the Free Software */
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/* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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/**
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* \file encoding.cpp
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* \brief Utility functions to ease manipulation of wide-character strings
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* \author Olivier Teuliere
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* \date 2005
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*/
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#include <stdlib.h>
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#include <stdarg.h>
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#include <wchar.h>
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#include <wctype.h>
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#include "encoding.h"
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int _wtoi(const wchar_t *iWStr)
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{
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int res = 0;
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while (iswdigit(iWStr[0]))
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{
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res = 10 * res + (iWStr[0] - '0');
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iWStr++;
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}
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return res;
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}
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int _swprintf(wchar_t *wcs, size_t maxlen, const wchar_t *format, ...)
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{
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int res;
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va_list argp;
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va_start(argp, format);
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#ifdef WIN32
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// Mingw32 does not take the maxlen argument
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res = vswprintf(wcs, format, argp);
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#else
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res = vswprintf(wcs, maxlen, format, argp);
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#endif
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va_end(argp);
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return res;
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}
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wstring convertToWc(const string& iStr)
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{
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// Get the needed length (we _can't_ use string::size())
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size_t len = mbstowcs(NULL, iStr.c_str(), 0);
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if (len == (size_t)-1)
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return L"";
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wchar_t *tmp = new wchar_t[len + 1];
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len = mbstowcs(tmp, iStr.c_str(), len + 1);
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wstring res = tmp;
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delete[] tmp;
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return res;
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}
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string convertToMb(const wstring& iWStr)
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{
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// Get the needed length (we _can't_ use wstring::size())
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size_t len = wcstombs(NULL, iWStr.c_str(), 0);
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if (len == (size_t)-1)
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return "";
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char *tmp = new char[len + 1];
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len = wcstombs(tmp, iWStr.c_str(), len + 1);
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string res = tmp;
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delete[] tmp;
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return res;
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}
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string convertToMb(wchar_t iWChar)
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{
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char res[MB_CUR_MAX + 1];
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int len = wctomb(res, iWChar);
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if (len == -1)
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return "";
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res[len] = '\0';
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return res;
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}
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