yuzu/src/core/file_sys/archive_sdmc.h
2014-11-24 15:09:11 -08:00

120 lines
3.5 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/archive.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
/// File system interface to the SDMC archive
class Archive_SDMC final : public Archive {
public:
Archive_SDMC(const std::string& mount_point);
~Archive_SDMC() override;
/**
* Initialize the archive.
* @return true if it initialized successfully
*/
bool Initialize();
/**
* Get the IdCode of the archive (e.g. RomFS, SaveData, etc.)
* @return IdCode of the archive
*/
IdCode GetIdCode() const override { return IdCode::SDMC; }
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<File> OpenFile(const Path& path, const Mode mode) const override;
/**
* Delete a file specified by its path
* @param path Path relative to the archive
* @return Whether the file could be deleted
*/
bool DeleteFile(const FileSys::Path& path) const override;
/**
* Rename a File specified by its path
* @param src_path Source path relative to the archive
* @param dest_path Destination path relative to the archive
* @return Whether rename succeeded
*/
bool RenameFile(const FileSys::Path& src_path, const FileSys::Path& dest_path) const override;
/**
* Delete a directory specified by its path
* @param path Path relative to the archive
* @return Whether the directory could be deleted
*/
bool DeleteDirectory(const FileSys::Path& path) const override;
/**
* Create a directory specified by its path
* @param path Path relative to the archive
* @return Whether the directory could be created
*/
bool CreateDirectory(const Path& path) const override;
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<Directory> OpenDirectory(const Path& path) const override;
/**
* Read data from the archive
* @param offset Offset in bytes to start reading archive from
* @param length Length in bytes to read data from archive
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
/**
* Write data to the archive
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to archive
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t Write(const u64 offset, const u32 length, const u32 flush, u8* buffer) override;
/**
* Get the size of the archive in bytes
* @return Size of the archive in bytes
*/
size_t GetSize() const override;
/**
* Set the size of the archive in bytes
*/
void SetSize(const u64 size) override;
/**
* Getter for the path used for this Archive
* @return Mount point of that passthrough archive
*/
std::string GetMountPoint() const;
private:
std::string mount_point;
};
} // namespace FileSys