FileSys: Added preliminary support for applications reading the RomFS archive.
Archive: Fixed brace ugliness for neobrain :) FS: Commented out unused local variables to prevent warnings. ...But keeping them here for future use. archive_romfs: Removed unused #include.master
bunnei
bunnei
parent
82702fedb8
commit
17a6148f9d
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include "common/common_types.h"
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#include "core/hle/kernel/kernel.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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class Archive : NonCopyable {
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public:
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/// Supported archive types
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enum class IdCode : u32 {
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RomFS = 0x00000003,
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SaveData = 0x00000004,
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ExtSaveData = 0x00000006,
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SharedExtSaveData = 0x00000007,
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SystemSaveData = 0x00000008,
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SDMC = 0x00000009,
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SDMCWriteOnly = 0x0000000A,
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};
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Archive() { }
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virtual ~Archive() { }
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/**
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* Get the IdCode of the archive (e.g. RomFS, SaveData, etc.)
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* @return IdCode of the archive
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*/
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virtual IdCode GetIdCode() const = 0;
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/**
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* Read data from the archive
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* @param offset Offset in bytes to start reading archive from
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* @param length Length in bytes to read data from archive
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* @param buffer Buffer to read data into
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* @return Number of bytes read
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*/
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virtual size_t Read(const u64 offset, const u32 length, u8* buffer) const = 0;
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/**
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* Get the size of the archive in bytes
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* @return Size of the archive in bytes
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*/
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virtual size_t GetSize() const = 0;
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};
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} // namespace FileSys
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include "common/common_types.h"
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#include "core/file_sys/archive_romfs.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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Archive_RomFS::Archive_RomFS(Loader::AppLoader& app_loader) {
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// Load the RomFS from the app
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if (Loader::ResultStatus::Success != app_loader.ReadRomFS(raw_data)) {
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WARN_LOG(FILESYS, "Unable to read RomFS!");
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}
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}
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Archive_RomFS::~Archive_RomFS() {
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}
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/**
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* Read data from the archive
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* @param offset Offset in bytes to start reading archive from
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* @param length Length in bytes to read data from archive
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* @param buffer Buffer to read data into
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* @return Number of bytes read
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*/
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size_t Archive_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
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DEBUG_LOG(FILESYS, "called offset=%d, length=%d", offset, length);
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memcpy(buffer, &raw_data[(u32)offset], length);
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return length;
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}
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/**
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* Get the size of the archive in bytes
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* @return Size of the archive in bytes
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*/
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size_t Archive_RomFS::GetSize() const {
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ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
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return 0;
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}
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} // namespace FileSys
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#pragma once
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#include <vector>
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#include "common/common_types.h"
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#include "core/file_sys/archive.h"
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#include "core/loader/loader.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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/// File system interface to the RomFS archive
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class Archive_RomFS : public Archive {
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public:
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Archive_RomFS(Loader::AppLoader& app_loader);
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~Archive_RomFS();
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/**
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* Get the IdCode of the archive (e.g. RomFS, SaveData, etc.)
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* @return IdCode of the archive
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*/
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IdCode GetIdCode() const { return IdCode::RomFS; };
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/**
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* Read data from the archive
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* @param offset Offset in bytes to start reading archive from
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* @param length Length in bytes to read data from archive
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* @param buffer Buffer to read data into
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* @return Number of bytes read
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*/
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size_t Read(const u64 offset, const u32 length, u8* buffer) const;
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/**
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* Get the size of the archive in bytes
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* @return Size of the archive in bytes
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*/
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size_t GetSize() const;
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private:
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std::vector<u8> raw_data;
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};
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} // namespace FileSys
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@ -1,138 +0,0 @@
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// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include "common/common.h"
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#include "common/chunk_file.h"
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enum FileAccess {
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FILEACCESS_NONE=0,
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FILEACCESS_READ=1,
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FILEACCESS_WRITE=2,
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FILEACCESS_APPEND=4,
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FILEACCESS_CREATE=8
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};
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enum FileMove {
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FILEMOVE_BEGIN=0,
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FILEMOVE_CURRENT=1,
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FILEMOVE_END=2
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};
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enum FileType {
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FILETYPE_NORMAL=1,
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FILETYPE_DIRECTORY=2
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};
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class IHandleAllocator {
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public:
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virtual ~IHandleAllocator() {}
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virtual u32 GetNewHandle() = 0;
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virtual void FreeHandle(u32 handle) = 0;
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};
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class SequentialHandleAllocator : public IHandleAllocator {
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public:
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SequentialHandleAllocator() : handle_(1) {}
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virtual u32 GetNewHandle() { return handle_++; }
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virtual void FreeHandle(u32 handle) {}
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private:
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int handle_;
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};
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struct FileInfo {
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FileInfo()
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: size(0), access(0), exists(false), type(FILETYPE_NORMAL), isOnSectorSystem(false), startSector(0), numSectors(0) {}
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void DoState(PointerWrap &p) {
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auto s = p.Section("FileInfo", 1);
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if (!s)
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return;
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p.Do(name);
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p.Do(size);
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p.Do(access);
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p.Do(exists);
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p.Do(type);
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p.Do(atime);
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p.Do(ctime);
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p.Do(mtime);
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p.Do(isOnSectorSystem);
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p.Do(startSector);
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p.Do(numSectors);
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p.Do(sectorSize);
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}
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std::string name;
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s64 size;
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u32 access; //unix 777
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bool exists;
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FileType type;
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tm atime;
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tm ctime;
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tm mtime;
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bool isOnSectorSystem;
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u32 startSector;
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u32 numSectors;
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u32 sectorSize;
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};
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class IFileSystem {
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public:
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virtual ~IFileSystem() {}
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virtual void DoState(PointerWrap &p) = 0;
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virtual std::vector<FileInfo> GetDirListing(std::string path) = 0;
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virtual u32 OpenFile(std::string filename, FileAccess access, const char *devicename=NULL) = 0;
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virtual void CloseFile(u32 handle) = 0;
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virtual size_t ReadFile(u32 handle, u8 *pointer, s64 size) = 0;
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virtual size_t WriteFile(u32 handle, const u8 *pointer, s64 size) = 0;
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virtual size_t SeekFile(u32 handle, s32 position, FileMove type) = 0;
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virtual FileInfo GetFileInfo(std::string filename) = 0;
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virtual bool OwnsHandle(u32 handle) = 0;
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virtual bool MkDir(const std::string &dirname) = 0;
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virtual bool RmDir(const std::string &dirname) = 0;
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virtual int RenameFile(const std::string &from, const std::string &to) = 0;
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virtual bool RemoveFile(const std::string &filename) = 0;
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virtual bool GetHostPath(const std::string &inpath, std::string &outpath) = 0;
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};
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class EmptyFileSystem : public IFileSystem {
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public:
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virtual void DoState(PointerWrap &p) {}
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std::vector<FileInfo> GetDirListing(std::string path) {std::vector<FileInfo> vec; return vec;}
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u32 OpenFile(std::string filename, FileAccess access, const char *devicename=NULL) {return 0;}
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void CloseFile(u32 handle) {}
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size_t ReadFile(u32 handle, u8 *pointer, s64 size) {return 0;}
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size_t WriteFile(u32 handle, const u8 *pointer, s64 size) {return 0;}
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size_t SeekFile(u32 handle, s32 position, FileMove type) {return 0;}
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FileInfo GetFileInfo(std::string filename) {FileInfo f; return f;}
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bool OwnsHandle(u32 handle) {return false;}
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virtual bool MkDir(const std::string &dirname) {return false;}
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virtual bool RmDir(const std::string &dirname) {return false;}
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virtual int RenameFile(const std::string &from, const std::string &to) {return -1;}
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virtual bool RemoveFile(const std::string &filename) {return false;}
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virtual bool GetHostPath(const std::string &inpath, std::string &outpath) {return false;}
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};
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