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comparison: ipc/chromium/src/base/sys_string_conversions_win.cc
ipc/chromium/src/base/sys_string_conversions_win.cc
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| -1:000000000000 | 0:df14a1ce7cfc |
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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/sys_string_conversions.h" | |
| 6 | |
| 7 #include <windows.h> | |
| 8 | |
| 9 #include "base/string_piece.h" | |
| 10 | |
| 11 namespace base { | |
| 12 | |
| 13 // Do not assert in this function since it is used by the asssertion code! | |
| 14 std::string SysWideToUTF8(const std::wstring& wide) { | |
| 15 return SysWideToMultiByte(wide, CP_UTF8); | |
| 16 } | |
| 17 | |
| 18 // Do not assert in this function since it is used by the asssertion code! | |
| 19 std::wstring SysUTF8ToWide(const StringPiece& utf8) { | |
| 20 return SysMultiByteToWide(utf8, CP_UTF8); | |
| 21 } | |
| 22 | |
| 23 std::string SysWideToNativeMB(const std::wstring& wide) { | |
| 24 return SysWideToMultiByte(wide, CP_ACP); | |
| 25 } | |
| 26 | |
| 27 std::wstring SysNativeMBToWide(const StringPiece& native_mb) { | |
| 28 return SysMultiByteToWide(native_mb, CP_ACP); | |
| 29 } | |
| 30 | |
| 31 // Do not assert in this function since it is used by the asssertion code! | |
| 32 std::wstring SysMultiByteToWide(const StringPiece& mb, uint32_t code_page) { | |
| 33 if (mb.empty()) | |
| 34 return std::wstring(); | |
| 35 | |
| 36 int mb_length = static_cast<int>(mb.length()); | |
| 37 // Compute the length of the buffer. | |
| 38 int charcount = MultiByteToWideChar(code_page, 0, | |
| 39 mb.data(), mb_length, NULL, 0); | |
| 40 if (charcount == 0) | |
| 41 return std::wstring(); | |
| 42 | |
| 43 std::wstring wide; | |
| 44 wide.resize(charcount); | |
| 45 MultiByteToWideChar(code_page, 0, mb.data(), mb_length, &wide[0], charcount); | |
| 46 | |
| 47 return wide; | |
| 48 } | |
| 49 | |
| 50 // Do not assert in this function since it is used by the asssertion code! | |
| 51 std::string SysWideToMultiByte(const std::wstring& wide, uint32_t code_page) { | |
| 52 int wide_length = static_cast<int>(wide.length()); | |
| 53 if (wide_length == 0) | |
| 54 return std::string(); | |
| 55 | |
| 56 // Compute the length of the buffer we'll need. | |
| 57 int charcount = WideCharToMultiByte(code_page, 0, wide.data(), wide_length, | |
| 58 NULL, 0, NULL, NULL); | |
| 59 if (charcount == 0) | |
| 60 return std::string(); | |
| 61 | |
| 62 std::string mb; | |
| 63 mb.resize(charcount); | |
| 64 WideCharToMultiByte(code_page, 0, wide.data(), wide_length, | |
| 65 &mb[0], charcount, NULL, NULL); | |
| 66 | |
| 67 return mb; | |
| 68 } | |
| 69 | |
| 70 } // namespace base |
