xenia-canary/src/xenia/vfs/virtual_file_system.h

62 lines
2.0 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_VFS_VIRTUAL_FILE_SYSTEM_H_
#define XENIA_VFS_VIRTUAL_FILE_SYSTEM_H_
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
#include "xenia/base/mutex.h"
#include "xenia/vfs/device.h"
#include "xenia/vfs/entry.h"
#include "xenia/vfs/file.h"
namespace xe {
namespace vfs {
class VirtualFileSystem {
public:
VirtualFileSystem();
~VirtualFileSystem();
bool RegisterDevice(std::unique_ptr<Device> device);
bool UnregisterDevice(const std::string_view path);
bool RegisterSymbolicLink(const std::string_view path,
const std::string_view target);
bool UnregisterSymbolicLink(const std::string_view path);
bool FindSymbolicLink(const std::string_view path, std::string& target);
Entry* ResolvePath(const std::string_view path);
Entry* CreatePath(const std::string_view path, uint32_t attributes);
bool DeletePath(const std::string_view path);
X_STATUS OpenFile(Entry* root_entry, const std::string_view path,
FileDisposition creation_disposition,
uint32_t desired_access, bool is_directory,
bool is_non_directory, File** out_file,
FileAction* out_action);
private:
xe::global_critical_region global_critical_region_;
std::vector<std::unique_ptr<Device>> devices_;
std::unordered_map<std::string, std::string> symlinks_;
bool ResolveSymbolicLink(const std::string_view path, std::string& result);
};
} // namespace vfs
} // namespace xe
#endif // XENIA_VFS_VIRTUAL_FILE_SYSTEM_H_