Browse Source
Merge pull request #288 from Subv/savedata_stuff
Merge pull request #288 from Subv/savedata_stuff
FS_U: Implemented the SaveData archivepull/15/merge
bunnei
11 years ago
25 changed files with 458 additions and 490 deletions
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1src/common/common_paths.h
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2src/common/file_util.cpp
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1src/common/file_util.h
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8src/core/CMakeLists.txt
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33src/core/file_sys/archive_savedata.cpp
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32src/core/file_sys/archive_savedata.h
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83src/core/file_sys/archive_sdmc.cpp
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66src/core/file_sys/archive_sdmc.h
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88src/core/file_sys/directory_sdmc.cpp
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55src/core/file_sys/directory_sdmc.h
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167src/core/file_sys/disk_archive.cpp
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101src/core/file_sys/disk_archive.h
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5src/core/file_sys/file_backend.h
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2src/core/file_sys/file_romfs.h
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110src/core/file_sys/file_sdmc.cpp
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75src/core/file_sys/file_sdmc.h
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1src/core/hle/kernel/kernel.cpp
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6src/core/hle/kernel/kernel.h
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2src/core/hle/result.h
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51src/core/hle/service/fs/archive.cpp
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6src/core/hle/service/fs/archive.h
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42src/core/hle/service/fs/fs_user.cpp
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1src/core/loader/loader.cpp
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4src/core/loader/ncch.cpp
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6src/core/loader/ncch.h
@ -0,0 +1,33 @@ |
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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 <sys/stat.h>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/archive_savedata.h"
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#include "core/file_sys/disk_archive.h"
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#include "core/settings.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys { |
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Archive_SaveData::Archive_SaveData(const std::string& mount_point, u64 program_id) |
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: DiskArchive(mount_point + Common::StringFromFormat("%016X", program_id) + DIR_SEP) { |
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LOG_INFO(Service_FS, "Directory %s set as SaveData.", this->mount_point.c_str()); |
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} |
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bool Archive_SaveData::Initialize() { |
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if (!FileUtil::CreateFullPath(mount_point)) { |
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LOG_ERROR(Service_FS, "Unable to create SaveData path."); |
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return false; |
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} |
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return true; |
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} |
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} // namespace FileSys
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@ -0,0 +1,32 @@ |
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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/file_sys/disk_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 SaveData archive |
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class Archive_SaveData final : public DiskArchive { |
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public: |
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Archive_SaveData(const std::string& mount_point, u64 program_id); |
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/** |
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* Initialize the archive. |
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* @return CreateSaveDataResult AlreadyExists if the SaveData folder already exists, |
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* Success if it was created properly and Failure if there was any error |
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*/ |
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bool Initialize(); |
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std::string GetName() const override { return "SaveData"; } |
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}; |
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} // namespace FileSys |
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@ -1,88 +0,0 @@ |
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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 <sys/stat.h>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/directory_sdmc.h"
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#include "core/file_sys/archive_sdmc.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys { |
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Directory_SDMC::Directory_SDMC(const Archive_SDMC* archive, const Path& path) { |
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// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
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// the root directory we set while opening the archive.
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// For example, opening /../../usr/bin can give the emulated program your installed programs.
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this->path = archive->GetMountPoint() + path.AsString(); |
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} |
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Directory_SDMC::~Directory_SDMC() { |
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Close(); |
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} |
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bool Directory_SDMC::Open() { |
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if (!FileUtil::IsDirectory(path)) |
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return false; |
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FileUtil::ScanDirectoryTree(path, directory); |
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children_iterator = directory.children.begin(); |
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return true; |
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} |
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/**
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* List files contained in the directory |
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* @param count Number of entries to return at once in entries |
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* @param entries Buffer to read data into |
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* @return Number of entries listed |
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*/ |
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u32 Directory_SDMC::Read(const u32 count, Entry* entries) { |
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u32 entries_read = 0; |
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while (entries_read < count && children_iterator != directory.children.cend()) { |
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const FileUtil::FSTEntry& file = *children_iterator; |
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const std::string& filename = file.virtualName; |
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Entry& entry = entries[entries_read]; |
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LOG_TRACE(Service_FS, "File %s: size=%llu dir=%d", filename.c_str(), file.size, file.isDirectory); |
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// TODO(Link Mauve): use a proper conversion to UTF-16.
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for (size_t j = 0; j < FILENAME_LENGTH; ++j) { |
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entry.filename[j] = filename[j]; |
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if (!filename[j]) |
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break; |
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} |
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FileUtil::SplitFilename83(filename, entry.short_name, entry.extension); |
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entry.is_directory = file.isDirectory; |
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entry.is_hidden = (filename[0] == '.'); |
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entry.is_read_only = 0; |
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entry.file_size = file.size; |
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// We emulate a SD card where the archive bit has never been cleared, as it would be on
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// most user SD cards.
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// Some homebrews (blargSNES for instance) are known to mistakenly use the archive bit as a
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// file bit.
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entry.is_archive = !file.isDirectory; |
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++entries_read; |
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++children_iterator; |
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} |
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return entries_read; |
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} |
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/**
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* Close the directory |
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* @return true if the directory closed correctly |
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*/ |
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bool Directory_SDMC::Close() const { |
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return true; |
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} |
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} // namespace FileSys
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@ -1,55 +0,0 @@ |
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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 "common/file_util.h" |
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#include "core/file_sys/directory_backend.h" |
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#include "core/file_sys/archive_sdmc.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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class Directory_SDMC final : public DirectoryBackend { |
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public: |
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Directory_SDMC(); |
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Directory_SDMC(const Archive_SDMC* archive, const Path& path); |
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~Directory_SDMC() override; |
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/** |
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* Open the directory |
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* @return true if the directory opened correctly |
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*/ |
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bool Open() override; |
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/** |
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* List files contained in the directory |
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* @param count Number of entries to return at once in entries |
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* @param entries Buffer to read data into |
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* @return Number of entries listed |
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*/ |
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u32 Read(const u32 count, Entry* entries) override; |
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/** |
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* Close the directory |
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* @return true if the directory closed correctly |
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*/ |
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bool Close() const override; |
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private: |
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std::string path; |
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u32 total_entries_in_directory; |
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FileUtil::FSTEntry directory; |
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// We need to remember the last entry we returned, so a subsequent call to Read will continue |
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// from the next one. This iterator will always point to the next unread entry. |
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std::vector<FileUtil::FSTEntry>::iterator children_iterator; |
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}; |
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} // namespace FileSys |
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@ -0,0 +1,167 @@ |
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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 <sys/stat.h>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/disk_archive.h"
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#include "core/settings.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys { |
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std::unique_ptr<FileBackend> DiskArchive::OpenFile(const Path& path, const Mode mode) const { |
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LOG_DEBUG(Service_FS, "called path=%s mode=%01X", path.DebugStr().c_str(), mode.hex); |
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DiskFile* file = new DiskFile(this, path, mode); |
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if (!file->Open()) |
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return nullptr; |
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return std::unique_ptr<FileBackend>(file); |
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} |
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bool DiskArchive::DeleteFile(const FileSys::Path& path) const { |
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return FileUtil::Delete(GetMountPoint() + path.AsString()); |
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} |
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bool DiskArchive::RenameFile(const FileSys::Path& src_path, const FileSys::Path& dest_path) const { |
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return FileUtil::Rename(GetMountPoint() + src_path.AsString(), GetMountPoint() + dest_path.AsString()); |
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} |
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bool DiskArchive::DeleteDirectory(const FileSys::Path& path) const { |
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return FileUtil::DeleteDir(GetMountPoint() + path.AsString()); |
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} |
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bool DiskArchive::CreateDirectory(const Path& path) const { |
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return FileUtil::CreateDir(GetMountPoint() + path.AsString()); |
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} |
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bool DiskArchive::RenameDirectory(const FileSys::Path& src_path, const FileSys::Path& dest_path) const { |
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return FileUtil::Rename(GetMountPoint() + src_path.AsString(), GetMountPoint() + dest_path.AsString()); |
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} |
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std::unique_ptr<DirectoryBackend> DiskArchive::OpenDirectory(const Path& path) const { |
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LOG_DEBUG(Service_FS, "called path=%s", path.DebugStr().c_str()); |
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DiskDirectory* directory = new DiskDirectory(this, path); |
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if (!directory->Open()) |
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return nullptr; |
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return std::unique_ptr<DirectoryBackend>(directory); |
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} |
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////////////////////////////////////////////////////////////////////////////////////////////////////
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DiskFile::DiskFile(const DiskArchive* archive, const Path& path, const Mode mode) { |
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// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
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// the root directory we set while opening the archive.
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// For example, opening /../../etc/passwd can give the emulated program your users list.
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this->path = archive->GetMountPoint() + path.AsString(); |
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this->mode.hex = mode.hex; |
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this->archive = archive; |
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} |
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bool DiskFile::Open() { |
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if (!mode.create_flag && !FileUtil::Exists(path)) { |
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LOG_ERROR(Service_FS, "Non-existing file %s can’t be open without mode create.", path.c_str()); |
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return false; |
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} |
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std::string mode_string; |
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if (mode.create_flag) |
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mode_string = "w+"; |
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else if (mode.write_flag) |
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mode_string = "r+"; // Files opened with Write access can be read from
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else if (mode.read_flag) |
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mode_string = "r"; |
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// Open the file in binary mode, to avoid problems with CR/LF on Windows systems
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mode_string += "b"; |
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file = new FileUtil::IOFile(path, mode_string.c_str()); |
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return true; |
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} |
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size_t DiskFile::Read(const u64 offset, const u32 length, u8* buffer) const { |
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file->Seek(offset, SEEK_SET); |
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return file->ReadBytes(buffer, length); |
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} |
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size_t DiskFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const { |
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file->Seek(offset, SEEK_SET); |
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size_t written = file->WriteBytes(buffer, length); |
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if (flush) |
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file->Flush(); |
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return written; |
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} |
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size_t DiskFile::GetSize() const { |
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return static_cast<size_t>(file->GetSize()); |
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} |
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bool DiskFile::SetSize(const u64 size) const { |
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file->Resize(size); |
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file->Flush(); |
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return true; |
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} |
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bool DiskFile::Close() const { |
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return file->Close(); |
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} |
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////////////////////////////////////////////////////////////////////////////////////////////////////
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DiskDirectory::DiskDirectory(const DiskArchive* archive, const Path& path) { |
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// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
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// the root directory we set while opening the archive.
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// For example, opening /../../usr/bin can give the emulated program your installed programs.
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this->path = archive->GetMountPoint() + path.AsString(); |
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this->archive = archive; |
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} |
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bool DiskDirectory::Open() { |
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if (!FileUtil::IsDirectory(path)) |
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return false; |
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FileUtil::ScanDirectoryTree(path, directory); |
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children_iterator = directory.children.begin(); |
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return true; |
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} |
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u32 DiskDirectory::Read(const u32 count, Entry* entries) { |
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u32 entries_read = 0; |
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while (entries_read < count && children_iterator != directory.children.cend()) { |
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const FileUtil::FSTEntry& file = *children_iterator; |
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const std::string& filename = file.virtualName; |
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Entry& entry = entries[entries_read]; |
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LOG_TRACE(Service_FS, "File %s: size=%llu dir=%d", filename.c_str(), file.size, file.isDirectory); |
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// TODO(Link Mauve): use a proper conversion to UTF-16.
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for (size_t j = 0; j < FILENAME_LENGTH; ++j) { |
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entry.filename[j] = filename[j]; |
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if (!filename[j]) |
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break; |
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} |
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FileUtil::SplitFilename83(filename, entry.short_name, entry.extension); |
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entry.is_directory = file.isDirectory; |
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entry.is_hidden = (filename[0] == '.'); |
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entry.is_read_only = 0; |
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entry.file_size = file.size; |
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// We emulate a SD card where the archive bit has never been cleared, as it would be on
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// most user SD cards.
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// Some homebrews (blargSNES for instance) are known to mistakenly use the archive bit as a
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// file bit.
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entry.is_archive = !file.isDirectory; |
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++entries_read; |
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++children_iterator; |
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} |
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return entries_read; |
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} |
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} // namespace FileSys
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@ -0,0 +1,101 @@ |
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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/file_sys/archive_backend.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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/** |
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* Helper which implements a backend accessing the host machine's filesystem. |
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* This should be subclassed by concrete archive types, which will provide the |
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* base directory on the host filesystem and override any required functionality. |
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*/ |
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class DiskArchive : public ArchiveBackend { |
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public: |
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DiskArchive(const std::string& mount_point_) : mount_point(mount_point_) {} |
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virtual std::string GetName() const = 0; |
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std::unique_ptr<FileBackend> OpenFile(const Path& path, const Mode mode) const override; |
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bool DeleteFile(const FileSys::Path& path) const override; |
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bool RenameFile(const FileSys::Path& src_path, const FileSys::Path& dest_path) const override; |
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bool DeleteDirectory(const FileSys::Path& path) const override; |
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bool CreateDirectory(const Path& path) const override; |
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bool RenameDirectory(const FileSys::Path& src_path, const FileSys::Path& dest_path) const override; |
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std::unique_ptr<DirectoryBackend> OpenDirectory(const Path& path) const override; |
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|
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/** |
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* Getter for the path used for this Archive |
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* @return Mount point of that passthrough archive |
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*/ |
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const std::string& GetMountPoint() const { |
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return mount_point; |
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} |
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protected: |
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std::string mount_point; |
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}; |
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|
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class DiskFile : public FileBackend { |
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public: |
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DiskFile(); |
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DiskFile(const DiskArchive* archive, const Path& path, const Mode mode); |
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|
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~DiskFile() override { |
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Close(); |
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} |
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|
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bool Open() override; |
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size_t Read(const u64 offset, const u32 length, u8* buffer) const override; |
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size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override; |
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size_t GetSize() const override; |
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bool SetSize(const u64 size) const override; |
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bool Close() const override; |
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|
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void Flush() const override { |
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file->Flush(); |
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} |
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|
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protected: |
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const DiskArchive* archive; |
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std::string path; |
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Mode mode; |
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FileUtil::IOFile* file; |
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}; |
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|
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class DiskDirectory : public DirectoryBackend { |
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public: |
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DiskDirectory(); |
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DiskDirectory(const DiskArchive* archive, const Path& path); |
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|
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~DiskDirectory() override { |
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Close(); |
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} |
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|
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bool Open() override; |
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u32 Read(const u32 count, Entry* entries) override; |
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|
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bool Close() const override { |
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return true; |
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} |
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|
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protected: |
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const DiskArchive* archive; |
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std::string path; |
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u32 total_entries_in_directory; |
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FileUtil::FSTEntry directory; |
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|
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// We need to remember the last entry we returned, so a subsequent call to Read will continue |
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// from the next one. This iterator will always point to the next unread entry. |
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std::vector<FileUtil::FSTEntry>::iterator children_iterator; |
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}; |
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|
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} // namespace FileSys |
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@ -1,110 +0,0 @@ |
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// Copyright 2014 Citra Emulator Project
|
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// Licensed under GPLv2
|
|||
// Refer to the license.txt file included.
|
|||
|
|||
#include <sys/stat.h>
|
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|
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#include "common/common_types.h"
|
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#include "common/file_util.h"
|
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|
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#include "core/file_sys/file_sdmc.h"
|
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#include "core/file_sys/archive_sdmc.h"
|
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|
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////////////////////////////////////////////////////////////////////////////////////////////////////
|
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// FileSys namespace
|
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|
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namespace FileSys { |
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|
|||
File_SDMC::File_SDMC(const Archive_SDMC* archive, const Path& path, const Mode mode) { |
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// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
|
|||
// the root directory we set while opening the archive.
|
|||
// For example, opening /../../etc/passwd can give the emulated program your users list.
|
|||
this->path = archive->GetMountPoint() + path.AsString(); |
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this->mode.hex = mode.hex; |
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} |
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|
|||
File_SDMC::~File_SDMC() { |
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Close(); |
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} |
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|
|||
/**
|
|||
* Open the file |
|||
* @return true if the file opened correctly |
|||
*/ |
|||
bool File_SDMC::Open() { |
|||
if (!mode.create_flag && !FileUtil::Exists(path)) { |
|||
LOG_ERROR(Service_FS, "Non-existing file %s can’t be open without mode create.", path.c_str()); |
|||
return false; |
|||
} |
|||
|
|||
std::string mode_string; |
|||
if (mode.create_flag) |
|||
mode_string = "w+"; |
|||
else if (mode.write_flag) |
|||
mode_string = "r+"; // Files opened with Write access can be read from
|
|||
else if (mode.read_flag) |
|||
mode_string = "r"; |
|||
|
|||
// Open the file in binary mode, to avoid problems with CR/LF on Windows systems
|
|||
mode_string += "b"; |
|||
|
|||
file = new FileUtil::IOFile(path, mode_string.c_str()); |
|||
return true; |
|||
} |
|||
|
|||
/**
|
|||
* Read data from the file |
|||
* @param offset Offset in bytes to start reading data from |
|||
* @param length Length in bytes of data to read from file |
|||
* @param buffer Buffer to read data into |
|||
* @return Number of bytes read |
|||
*/ |
|||
size_t File_SDMC::Read(const u64 offset, const u32 length, u8* buffer) const { |
|||
file->Seek(offset, SEEK_SET); |
|||
return file->ReadBytes(buffer, length); |
|||
} |
|||
|
|||
/**
|
|||
* Write data to the file |
|||
* @param offset Offset in bytes to start writing data to |
|||
* @param length Length in bytes of data to write to file |
|||
* @param flush The flush parameters (0 == do not flush) |
|||
* @param buffer Buffer to read data from |
|||
* @return Number of bytes written |
|||
*/ |
|||
size_t File_SDMC::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const { |
|||
file->Seek(offset, SEEK_SET); |
|||
size_t written = file->WriteBytes(buffer, length); |
|||
if (flush) |
|||
file->Flush(); |
|||
return written; |
|||
} |
|||
|
|||
/**
|
|||
* Get the size of the file in bytes |
|||
* @return Size of the file in bytes |
|||
*/ |
|||
size_t File_SDMC::GetSize() const { |
|||
return static_cast<size_t>(file->GetSize()); |
|||
} |
|||
|
|||
/**
|
|||
* Set the size of the file in bytes |
|||
* @param size New size of the file |
|||
* @return true if successful |
|||
*/ |
|||
bool File_SDMC::SetSize(const u64 size) const { |
|||
file->Resize(size); |
|||
file->Flush(); |
|||
return true; |
|||
} |
|||
|
|||
/**
|
|||
* Close the file |
|||
* @return true if the file closed correctly |
|||
*/ |
|||
bool File_SDMC::Close() const { |
|||
return file->Close(); |
|||
} |
|||
|
|||
} // namespace FileSys
|
|||
@ -1,75 +0,0 @@ |
|||
// Copyright 2014 Citra Emulator Project |
|||
// Licensed under GPLv2 |
|||
// Refer to the license.txt file included. |
|||
|
|||
#pragma once |
|||
|
|||
#include "common/common_types.h" |
|||
#include "common/file_util.h" |
|||
|
|||
#include "core/file_sys/file_backend.h" |
|||
#include "core/file_sys/archive_sdmc.h" |
|||
#include "core/loader/loader.h" |
|||
|
|||
//////////////////////////////////////////////////////////////////////////////////////////////////// |
|||
// FileSys namespace |
|||
|
|||
namespace FileSys { |
|||
|
|||
class File_SDMC final : public FileBackend { |
|||
public: |
|||
File_SDMC(); |
|||
File_SDMC(const Archive_SDMC* archive, const Path& path, const Mode mode); |
|||
~File_SDMC() override; |
|||
|
|||
/** |
|||
* Open the file |
|||
* @return true if the file opened correctly |
|||
*/ |
|||
bool Open() override; |
|||
|
|||
/** |
|||
* Read data from the file |
|||
* @param offset Offset in bytes to start reading data from |
|||
* @param length Length in bytes of data to read from file |
|||
* @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 file |
|||
* @param offset Offset in bytes to start writing data to |
|||
* @param length Length in bytes of data to write to file |
|||
* @param flush The flush parameters (0 == do not flush) |
|||
* @param buffer Buffer to read data from |
|||
* @return Number of bytes written |
|||
*/ |
|||
size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override; |
|||
|
|||
/** |
|||
* Get the size of the file in bytes |
|||
* @return Size of the file in bytes |
|||
*/ |
|||
size_t GetSize() const override; |
|||
|
|||
/** |
|||
* Set the size of the file in bytes |
|||
* @param size New size of the file |
|||
* @return true if successful |
|||
*/ |
|||
bool SetSize(const u64 size) const override; |
|||
|
|||
/** |
|||
* Close the file |
|||
* @return true if the file closed correctly |
|||
*/ |
|||
bool Close() const override; |
|||
|
|||
private: |
|||
std::string path; |
|||
Mode mode; |
|||
FileUtil::IOFile* file; |
|||
}; |
|||
|
|||
} // namespace FileSys |
|||
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