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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef STORAGE_BROWSER_FILE_SYSTEM_NATIVE_FILE_UTIL_H_
#define STORAGE_BROWSER_FILE_SYSTEM_NATIVE_FILE_UTIL_H_
#include <stdint.h>
#include <memory>
#include "base/component_export.h"
#include "base/files/file.h"
#include "base/files/file_path.h"
#include "storage/browser/file_system/file_system_file_util.h"
namespace base {
class Time;
}
namespace storage {
// A thin wrapper class for accessing the OS native filesystem.
// This performs common error checks necessary to implement FileUtil family
// in addition to perform native filesystem operations.
//
// For the error checks it performs please see the comment for
// FileSystemFileUtil interface
// (storage/browser/file_system/file_system_file_util.h).
//
// Note that all the methods of this class are static and this does NOT
// inherit from FileSystemFileUtil.
class COMPONENT_EXPORT(STORAGE_BROWSER) NativeFileUtil {
public:
enum CopyOrMoveMode { COPY_NOSYNC, COPY_SYNC, MOVE };
NativeFileUtil() = delete;
NativeFileUtil(const NativeFileUtil&) = delete;
NativeFileUtil& operator=(const NativeFileUtil&) = delete;
static CopyOrMoveMode CopyOrMoveModeForDestination(
const FileSystemURL& dest_url,
bool copy);
static base::File CreateOrOpen(const base::FilePath& path,
uint32_t file_flags);
static base::File::Error EnsureFileExists(const base::FilePath& path,
bool* created);
static base::File::Error CreateDirectory(const base::FilePath& path,
bool exclusive,
bool recursive);
static base::File::Error GetFileInfo(const base::FilePath& path,
base::File::Info* file_info);
static std::unique_ptr<FileSystemFileUtil::AbstractFileEnumerator>
CreateFileEnumerator(const base::FilePath& root_path, bool recursive);
static base::File::Error Touch(const base::FilePath& path,
const base::Time& last_access_time,
const base::Time& last_modified_time);
static base::File::Error Truncate(const base::FilePath& path, int64_t length);
static bool PathExists(const base::FilePath& path);
static bool DirectoryExists(const base::FilePath& path);
static base::File::Error CopyOrMoveFile(
const base::FilePath& src_path,
const base::FilePath& dest_path,
FileSystemOperation::CopyOrMoveOptionSet options,
CopyOrMoveMode mode);
static base::File::Error DeleteFile(const base::FilePath& path);
static base::File::Error DeleteDirectory(const base::FilePath& path);
};
} // namespace storage
#endif // STORAGE_BROWSER_FILE_SYSTEM_NATIVE_FILE_UTIL_H_
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