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/*
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
// Conversion functions for UTF-8 and UTF-16 strings on Windows.
// Duplicated from talk/base/win32.h.
#ifndef WEBRTC_SYSTEM_WRAPPERS_INCLUDE_UTF_UTIL_H_
#define WEBRTC_SYSTEM_WRAPPERS_INCLUDE_UTF_UTIL_H_
#ifdef WIN32
#include <windows.h>
#include <string>
#include "webrtc/base/scoped_ptr.h"
namespace webrtc {
inline std::wstring ToUtf16(const char* utf8, size_t len) {
int len16 = ::MultiByteToWideChar(CP_UTF8, 0, utf8, static_cast<int>(len),
NULL, 0);
rtc::scoped_ptr<wchar_t[]> ws(new wchar_t[len16]);
::MultiByteToWideChar(CP_UTF8, 0, utf8, static_cast<int>(len), ws.get(),
len16);
return std::wstring(ws.get(), len16);
}
inline std::wstring ToUtf16(const std::string& str) {
return ToUtf16(str.data(), str.length());
}
inline std::string ToUtf8(const wchar_t* wide, size_t len) {
int len8 = ::WideCharToMultiByte(CP_UTF8, 0, wide, static_cast<int>(len),
NULL, 0, NULL, NULL);
rtc::scoped_ptr<char[]> ns(new char[len8]);
::WideCharToMultiByte(CP_UTF8, 0, wide, static_cast<int>(len), ns.get(), len8,
NULL, NULL);
return std::string(ns.get(), len8);
}
inline std::string ToUtf8(const wchar_t* wide) {
return ToUtf8(wide, wcslen(wide));
}
inline std::string ToUtf8(const std::wstring& wstr) {
return ToUtf8(wstr.data(), wstr.length());
}
} // namespace webrtc
#endif // WIN32
#endif // WEBRTC_SYSTEM_WRAPPERS_INCLUDE_UTF_UTIL_H_
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