DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Mercurial (4b332005f925)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68
/* -*- 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