44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
// Copyright 2017 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_FILES_PLATFORM_FILE_H_
|
|
#define BASE_FILES_PLATFORM_FILE_H_
|
|
|
|
#include "base/files/scoped_file.h"
|
|
#include "build/build_config.h"
|
|
|
|
#if defined(OS_WIN)
|
|
#include "base/win/scoped_handle.h"
|
|
#include "base/win/windows_types.h"
|
|
#endif
|
|
|
|
// This file defines platform-independent types for dealing with
|
|
// platform-dependent files. If possible, use the higher-level base::File class
|
|
// rather than these primitives.
|
|
|
|
namespace base {
|
|
|
|
#if defined(OS_WIN)
|
|
|
|
using PlatformFile = HANDLE;
|
|
using ScopedPlatformFile = ::base::win::ScopedHandle;
|
|
|
|
// It would be nice to make this constexpr but INVALID_HANDLE_VALUE is a
|
|
// ((void*)(-1)) which Clang rejects since reinterpret_cast is technically
|
|
// disallowed in constexpr. Visual Studio accepts this, however.
|
|
const PlatformFile kInvalidPlatformFile = INVALID_HANDLE_VALUE;
|
|
|
|
#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
|
|
|
|
using PlatformFile = int;
|
|
using ScopedPlatformFile = ::base::ScopedFD;
|
|
|
|
constexpr PlatformFile kInvalidPlatformFile = -1;
|
|
|
|
#endif
|
|
|
|
} // namespace
|
|
|
|
#endif // BASE_FILES_PLATFORM_FILE_H_
|