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/* -*- 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.
#ifndef BASE_PLATFORM_FILE_H_
#define BASE_PLATFORM_FILE_H_
#if defined(XP_WIN)
# include <windows.h>
#endif
#include <string>
namespace base {
#if defined(XP_WIN)
typedef HANDLE PlatformFile;
const PlatformFile kInvalidPlatformFileValue = INVALID_HANDLE_VALUE;
#else
typedef int PlatformFile;
const PlatformFile kInvalidPlatformFileValue = -1;
#endif
enum PlatformFileFlags {
PLATFORM_FILE_OPEN = 1,
PLATFORM_FILE_CREATE = 2,
PLATFORM_FILE_OPEN_ALWAYS = 4, // May create a new file.
PLATFORM_FILE_CREATE_ALWAYS = 8, // May overwrite an old file.
PLATFORM_FILE_READ = 16,
PLATFORM_FILE_WRITE = 32,
PLATFORM_FILE_EXCLUSIVE_READ = 64, // EXCLUSIVE is opposite of Windows SHARE
PLATFORM_FILE_EXCLUSIVE_WRITE = 128,
PLATFORM_FILE_ASYNC = 256
};
// Creates or open the given file. If PLATFORM_FILE_OPEN_ALWAYS is used, and
// |created| is provided, |created| will be set to true if the file was created
// or to false in case the file was just opened.
PlatformFile CreatePlatformFile(const std::wstring& name, int flags,
bool* created);
} // namespace base
#endif // BASE_PLATFORM_FILE_H_
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