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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// 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/win_util.h"
#include <map>
#include <sddl.h>
#include "base/logging.h"
#include "base/singleton.h"
#include "base/string_util.h"
namespace win_util {
std::wstring FormatMessage(unsigned messageid) {
wchar_t* string_buffer = NULL;
unsigned string_length = ::FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS, NULL, messageid, 0,
reinterpret_cast<wchar_t *>(&string_buffer), 0, NULL);
std::wstring formatted_string;
if (string_buffer) {
formatted_string = string_buffer;
LocalFree(reinterpret_cast<HLOCAL>(string_buffer));
} else {
// The formating failed. simply convert the message value into a string.
SStringPrintf(&formatted_string, L"message number %d", messageid);
}
return formatted_string;
}
std::wstring FormatLastWin32Error() {
return FormatMessage(GetLastError());
}
} // namespace win_util
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