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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_SMB_CLIENT_SMB_FILE_SYSTEM_H_
#define CHROME_BROWSER_ASH_SMB_CLIENT_SMB_FILE_SYSTEM_H_
#include <stdint.h>
#include <map>
#include <string>
#include <vector>
#include "base/files/file.h"
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ash/file_system_provider/abort_callback.h"
#include "chrome/browser/ash/file_system_provider/provided_file_system_info.h"
#include "chrome/browser/ash/file_system_provider/provided_file_system_interface.h"
#include "chrome/browser/ash/file_system_provider/watcher.h"
#include "chrome/browser/ash/smb_client/smb_service.h"
#include "chromeos/ash/components/dbus/smbprovider/smb_provider_client.h"
#include "storage/browser/file_system/async_file_util.h"
#include "storage/browser/file_system/watcher_manager.h"
#include "url/gurl.h"
namespace net {
class IOBuffer;
} // namespace net
namespace ash {
namespace file_system_manager {
class OperationRequestManager;
} // namespace file_system_manager
namespace smb_client {
// SMB provided file system implementation. For communication with SMB
// filesystems.
// SMB is an application level protocol used by Windows and Samba fileservers.
// Allows Files App to mount SMB filesystems.
class SmbFileSystem : public file_system_provider::ProvidedFileSystemInterface {
public:
explicit SmbFileSystem(
const file_system_provider::ProvidedFileSystemInfo& file_system_info);
SmbFileSystem(const SmbFileSystem&) = delete;
SmbFileSystem& operator=(const SmbFileSystem&) = delete;
~SmbFileSystem() override;
// ProvidedFileSystemInterface overrides.
file_system_provider::AbortCallback RequestUnmount(
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback GetMetadata(
const base::FilePath& entry_path,
ProvidedFileSystemInterface::MetadataFieldMask fields,
ProvidedFileSystemInterface::GetMetadataCallback callback) override;
file_system_provider::AbortCallback GetActions(
const std::vector<base::FilePath>& entry_paths,
GetActionsCallback callback) override;
file_system_provider::AbortCallback ExecuteAction(
const std::vector<base::FilePath>& entry_paths,
const std::string& action_id,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback ReadDirectory(
const base::FilePath& directory_path,
storage::AsyncFileUtil::ReadDirectoryCallback callback) override;
file_system_provider::AbortCallback OpenFile(
const base::FilePath& file_path,
file_system_provider::OpenFileMode mode,
OpenFileCallback callback) override;
file_system_provider::AbortCallback CloseFile(
int file_handle,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback ReadFile(
int file_handle,
net::IOBuffer* buffer,
int64_t offset,
int length,
ReadChunkReceivedCallback callback) override;
file_system_provider::AbortCallback CreateDirectory(
const base::FilePath& directory_path,
bool recursive,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback CreateFile(
const base::FilePath& file_path,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback DeleteEntry(
const base::FilePath& entry_path,
bool recursive,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback CopyEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback MoveEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback Truncate(
const base::FilePath& file_path,
int64_t length,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback WriteFile(
int file_handle,
net::IOBuffer* buffer,
int64_t offset,
int length,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback FlushFile(
int file_handle,
storage::AsyncFileUtil::StatusCallback callback) override;
file_system_provider::AbortCallback AddWatcher(
const GURL& origin,
const base::FilePath& entry_path,
bool recursive,
bool persistent,
storage::AsyncFileUtil::StatusCallback callback,
storage::WatcherManager::NotificationCallback notification_callback)
override;
void RemoveWatcher(const GURL& origin,
const base::FilePath& entry_path,
bool recursive,
storage::AsyncFileUtil::StatusCallback callback) override;
const file_system_provider::ProvidedFileSystemInfo& GetFileSystemInfo()
const override;
file_system_provider::OperationRequestManager* GetRequestManager() override;
file_system_provider::Watchers* GetWatchers() override;
const file_system_provider::OpenedFiles& GetOpenedFiles() const override;
void AddObserver(
file_system_provider::ProvidedFileSystemObserver* observer) override;
void RemoveObserver(
file_system_provider::ProvidedFileSystemObserver* observer) override;
void Notify(
const base::FilePath& entry_path,
bool recursive,
storage::WatcherManager::ChangeType change_type,
std::unique_ptr<file_system_provider::ProvidedFileSystemObserver::Changes>
changes,
const std::string& tag,
storage::AsyncFileUtil::StatusCallback callback) override;
void Configure(storage::AsyncFileUtil::StatusCallback callback) override;
base::WeakPtr<ProvidedFileSystemInterface> GetWeakPtr() override;
std::unique_ptr<file_system_provider::ScopedUserInteraction>
StartUserInteraction() override;
private:
const file_system_provider::ProvidedFileSystemInfo file_system_info_;
// opened_files_ is marked const since is currently unsupported.
const file_system_provider::OpenedFiles opened_files_;
base::WeakPtrFactory<SmbFileSystem> weak_ptr_factory_{this};
};
} // namespace smb_client
} // namespace ash
#endif // CHROME_BROWSER_ASH_SMB_CLIENT_SMB_FILE_SYSTEM_H_
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