mirror of
https://github.com/libretro/ppsspp.git
synced 2024-11-26 01:40:24 +00:00
96 lines
2.8 KiB
C++
96 lines
2.8 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0 or later versions.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official git repository and contact information can be found at
|
|
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
|
|
|
|
#pragma once
|
|
|
|
#include <map>
|
|
#include <list>
|
|
|
|
#include "FileSystem.h"
|
|
|
|
#include "BlockDevices.h"
|
|
|
|
|
|
class ISOFileSystem : public IFileSystem
|
|
{
|
|
public:
|
|
ISOFileSystem(IHandleAllocator *_hAlloc, BlockDevice *_blockDevice, std::string _restrictPath = "");
|
|
~ISOFileSystem();
|
|
void DoState(PointerWrap &p);
|
|
std::vector<PSPFileInfo> GetDirListing(std::string path);
|
|
u32 OpenFile(std::string filename, FileAccess access);
|
|
void CloseFile(u32 handle);
|
|
size_t ReadFile(u32 handle, u8 *pointer, s64 size);
|
|
size_t SeekFile(u32 handle, s32 position, FileMove type);
|
|
PSPFileInfo GetFileInfo(std::string filename);
|
|
bool OwnsHandle(u32 handle);
|
|
|
|
size_t WriteFile(u32 handle, const u8 *pointer, s64 size);
|
|
bool GetHostPath(const std::string &inpath, std::string &outpath) {return false;}
|
|
virtual bool MkDir(const std::string &dirname) {return false;}
|
|
virtual bool RmDir(const std::string &dirname) {return false;}
|
|
virtual bool RenameFile(const std::string &from, const std::string &to) {return false;}
|
|
virtual bool RemoveFile(const std::string &filename) {return false;}
|
|
|
|
private:
|
|
struct TreeEntry
|
|
{
|
|
TreeEntry(){}
|
|
~TreeEntry()
|
|
{
|
|
for (size_t i = 0; i < children.size(); ++i)
|
|
delete children[i];
|
|
children.clear();
|
|
}
|
|
|
|
std::string name;
|
|
u32 flags;
|
|
u32 startingPosition;
|
|
s64 size;
|
|
bool isDirectory;
|
|
bool isBlockSectorMode; // "umd:" mode: all sizes and offsets are in 2048 byte chunks
|
|
|
|
TreeEntry *parent;
|
|
std::vector<TreeEntry*> children;
|
|
};
|
|
|
|
struct OpenFileEntry
|
|
{
|
|
TreeEntry *file;
|
|
unsigned int seekPos; // TODO: Make 64-bit?
|
|
bool isRawSector; // "/sce_lbn" mode
|
|
u32 sectorStart;
|
|
u32 openSize;
|
|
};
|
|
|
|
|
|
typedef std::map<u32,OpenFileEntry> EntryMap;
|
|
EntryMap entries;
|
|
IHandleAllocator *hAlloc;
|
|
TreeEntry *treeroot;
|
|
BlockDevice *blockDevice;
|
|
|
|
TreeEntry entireISO;
|
|
|
|
// Don't use this in the emu, not savestated.
|
|
std::vector<std::string> restrictTree;
|
|
|
|
void ReadDirectory(u32 startsector, u32 dirsize, TreeEntry *root, size_t level);
|
|
TreeEntry *GetFromPath(std::string path, bool catchError=true);
|
|
std::string EntryFullPath(TreeEntry *e);
|
|
};
|