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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/sys_string_conversions.h"
#include <windows.h>
#include "base/string_piece.h"
namespace base {
// Do not assert in this function since it is used by the asssertion code!
std::wstring SysMultiByteToWide(const StringPiece& mb, uint32_t code_page) {
if (mb.empty()) return std::wstring();
int mb_length = static_cast<int>(mb.length());
// Compute the length of the buffer.
int charcount =
MultiByteToWideChar(code_page, 0, mb.data(), mb_length, NULL, 0);
if (charcount == 0) return std::wstring();
std::wstring wide;
wide.resize(charcount);
MultiByteToWideChar(code_page, 0, mb.data(), mb_length, &wide[0], charcount);
return wide;
}
// Do not assert in this function since it is used by the asssertion code!
std::string SysWideToMultiByte(const std::wstring& wide, uint32_t code_page) {
int wide_length = static_cast<int>(wide.length());
if (wide_length == 0) return std::string();
// Compute the length of the buffer we'll need.
int charcount = WideCharToMultiByte(code_page, 0, wide.data(), wide_length,
NULL, 0, NULL, NULL);
if (charcount == 0) return std::string();
std::string mb;
mb.resize(charcount);
WideCharToMultiByte(code_page, 0, wide.data(), wide_length, &mb[0], charcount,
NULL, NULL);
return mb;
}
// Do not assert in this function since it is used by the asssertion code!
std::string SysWideToUTF8(const std::wstring& wide) {
return SysWideToMultiByte(wide, CP_UTF8);
}
// Do not assert in this function since it is used by the asssertion code!
std::wstring SysUTF8ToWide(const StringPiece& utf8) {
return SysMultiByteToWide(utf8, CP_UTF8);
}
std::string SysWideToNativeMB(const std::wstring& wide) {
return SysWideToMultiByte(wide, CP_ACP);
}
std::wstring SysNativeMBToWide(const StringPiece& native_mb) {
return SysMultiByteToWide(native_mb, CP_ACP);
}
} // namespace base