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