mirror of
https://git.suyu.dev/suyu/suyu
synced 2024-11-05 14:57:53 +00:00
b1657b8c6b
Makes use of the VirtualDir and VirtualFile aliases across the board instead of having a few isolated places that don't use it.
117 lines
4.4 KiB
C++
117 lines
4.4 KiB
C++
// Copyright 2018 yuzu emulator team
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#pragma once
|
|
|
|
#include <string_view>
|
|
#include <boost/container/flat_map.hpp>
|
|
#include "core/file_sys/mode.h"
|
|
#include "core/file_sys/vfs.h"
|
|
|
|
namespace Common::FS {
|
|
class IOFile;
|
|
}
|
|
|
|
namespace FileSys {
|
|
|
|
class RealVfsFilesystem : public VfsFilesystem {
|
|
public:
|
|
RealVfsFilesystem();
|
|
~RealVfsFilesystem() override;
|
|
|
|
std::string GetName() const override;
|
|
bool IsReadable() const override;
|
|
bool IsWritable() const override;
|
|
VfsEntryType GetEntryType(std::string_view path) const override;
|
|
VirtualFile OpenFile(std::string_view path, Mode perms = Mode::Read) override;
|
|
VirtualFile CreateFile(std::string_view path, Mode perms = Mode::ReadWrite) override;
|
|
VirtualFile CopyFile(std::string_view old_path, std::string_view new_path) override;
|
|
VirtualFile MoveFile(std::string_view old_path, std::string_view new_path) override;
|
|
bool DeleteFile(std::string_view path) override;
|
|
VirtualDir OpenDirectory(std::string_view path, Mode perms = Mode::Read) override;
|
|
VirtualDir CreateDirectory(std::string_view path, Mode perms = Mode::ReadWrite) override;
|
|
VirtualDir CopyDirectory(std::string_view old_path, std::string_view new_path) override;
|
|
VirtualDir MoveDirectory(std::string_view old_path, std::string_view new_path) override;
|
|
bool DeleteDirectory(std::string_view path) override;
|
|
|
|
private:
|
|
boost::container::flat_map<std::string, std::weak_ptr<Common::FS::IOFile>> cache;
|
|
};
|
|
|
|
// An implmentation of VfsFile that represents a file on the user's computer.
|
|
class RealVfsFile : public VfsFile {
|
|
friend class RealVfsDirectory;
|
|
friend class RealVfsFilesystem;
|
|
|
|
public:
|
|
~RealVfsFile() override;
|
|
|
|
std::string GetName() const override;
|
|
std::size_t GetSize() const override;
|
|
bool Resize(std::size_t new_size) override;
|
|
VirtualDir GetContainingDirectory() const override;
|
|
bool IsWritable() const override;
|
|
bool IsReadable() const override;
|
|
std::size_t Read(u8* data, std::size_t length, std::size_t offset) const override;
|
|
std::size_t Write(const u8* data, std::size_t length, std::size_t offset) override;
|
|
bool Rename(std::string_view name) override;
|
|
|
|
private:
|
|
RealVfsFile(RealVfsFilesystem& base, std::shared_ptr<Common::FS::IOFile> backing,
|
|
const std::string& path, Mode perms = Mode::Read);
|
|
|
|
bool Close();
|
|
|
|
RealVfsFilesystem& base;
|
|
std::shared_ptr<Common::FS::IOFile> backing;
|
|
std::string path;
|
|
std::string parent_path;
|
|
std::vector<std::string> path_components;
|
|
std::vector<std::string> parent_components;
|
|
Mode perms;
|
|
};
|
|
|
|
// An implementation of VfsDirectory that represents a directory on the user's computer.
|
|
class RealVfsDirectory : public VfsDirectory {
|
|
friend class RealVfsFilesystem;
|
|
|
|
public:
|
|
~RealVfsDirectory() override;
|
|
|
|
VirtualFile GetFileRelative(std::string_view path) const override;
|
|
VirtualDir GetDirectoryRelative(std::string_view path) const override;
|
|
VirtualFile GetFile(std::string_view name) const override;
|
|
VirtualDir GetSubdirectory(std::string_view name) const override;
|
|
VirtualFile CreateFileRelative(std::string_view path) override;
|
|
VirtualDir CreateDirectoryRelative(std::string_view path) override;
|
|
bool DeleteSubdirectoryRecursive(std::string_view name) override;
|
|
std::vector<VirtualFile> GetFiles() const override;
|
|
std::vector<VirtualDir> GetSubdirectories() const override;
|
|
bool IsWritable() const override;
|
|
bool IsReadable() const override;
|
|
std::string GetName() const override;
|
|
VirtualDir GetParentDirectory() const override;
|
|
VirtualDir CreateSubdirectory(std::string_view name) override;
|
|
VirtualFile CreateFile(std::string_view name) override;
|
|
bool DeleteSubdirectory(std::string_view name) override;
|
|
bool DeleteFile(std::string_view name) override;
|
|
bool Rename(std::string_view name) override;
|
|
std::string GetFullPath() const override;
|
|
std::map<std::string, VfsEntryType, std::less<>> GetEntries() const override;
|
|
|
|
private:
|
|
RealVfsDirectory(RealVfsFilesystem& base, const std::string& path, Mode perms = Mode::Read);
|
|
|
|
template <typename T, typename R>
|
|
std::vector<std::shared_ptr<R>> IterateEntries() const;
|
|
|
|
RealVfsFilesystem& base;
|
|
std::string path;
|
|
std::string parent_path;
|
|
std::vector<std::string> path_components;
|
|
std::vector<std::string> parent_components;
|
|
Mode perms;
|
|
};
|
|
|
|
} // namespace FileSys
|