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https://github.com/Atmosphere-NX/Atmosphere.git
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3d518759da
* fssystem: implement PartitionFileSystemMetaCore * fssystem: PartitionFileSystemMetaCore cleanup * fs: add IFile::DryWrite, update results * fssystem: implement PartitionFileSystemCore * fssystem: cleanup PartitionFileSystemCore * fssystem: implement Sha256PartitionFileSystem Co-authored-by: Michael Scire <SciresM@gmail.com>
73 lines
3.5 KiB
C++
73 lines
3.5 KiB
C++
/*
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* Copyright (c) 2018-2020 Adubbz, Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "fssystem_partition_file_system_meta.hpp"
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#include "../fs/fsa/fs_ifile.hpp"
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#include "../fs/fsa/fs_idirectory.hpp"
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#include "../fs/fsa/fs_ifilesystem.hpp"
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namespace ams::fssystem {
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template<typename MetaType>
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class PartitionFileSystemCore : public fs::impl::Newable, public fs::fsa::IFileSystem {
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NON_COPYABLE(PartitionFileSystemCore);
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NON_MOVEABLE(PartitionFileSystemCore);
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private:
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class PartitionFile;
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class PartitionDirectory;
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private:
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fs::IStorage *base_storage;
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MetaType *meta_data;
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bool initialized;
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size_t meta_data_size;
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std::unique_ptr<MetaType> unique_meta_data;
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std::shared_ptr<fs::IStorage> shared_storage;
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private:
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Result Initialize(fs::IStorage *base_storage, MemoryResource *allocator);
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public:
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PartitionFileSystemCore();
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virtual ~PartitionFileSystemCore() override;
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Result Initialize(std::unique_ptr<MetaType> &&meta_data, std::shared_ptr<fs::IStorage> base_storage);
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Result Initialize(MetaType *meta_data, std::shared_ptr<fs::IStorage> base_storage);
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Result Initialize(fs::IStorage *base_storage);
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Result Initialize(std::shared_ptr<fs::IStorage> base_storage);
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Result Initialize(std::shared_ptr<fs::IStorage> base_storage, MemoryResource *allocator);
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Result GetFileBaseOffset(s64 *out_offset, const char *path);
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virtual Result CreateFileImpl(const char *path, s64 size, int option) override;
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virtual Result DeleteFileImpl(const char *path) override;
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virtual Result CreateDirectoryImpl(const char *path) override;
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virtual Result DeleteDirectoryImpl(const char *path) override;
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virtual Result DeleteDirectoryRecursivelyImpl(const char *path) override;
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virtual Result RenameFileImpl(const char *old_path, const char *new_path) override;
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virtual Result RenameDirectoryImpl(const char *old_path, const char *new_path) override;
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virtual Result GetEntryTypeImpl(fs::DirectoryEntryType *out, const char *path) override;
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virtual Result OpenFileImpl(std::unique_ptr<fs::fsa::IFile> *out_file, const char *path, fs::OpenMode mode) override;
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virtual Result OpenDirectoryImpl(std::unique_ptr<fs::fsa::IDirectory> *out_dir, const char *path, fs::OpenDirectoryMode mode) override;
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virtual Result CommitImpl() override;
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virtual Result CleanDirectoryRecursivelyImpl(const char *path) override;
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/* These aren't accessible as commands. */
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virtual Result CommitProvisionallyImpl(s64 counter) override;
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};
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using PartitionFileSystem = PartitionFileSystemCore<PartitionFileSystemMeta>;
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using Sha256PartitionFileSystem = PartitionFileSystemCore<Sha256PartitionFileSystemMeta>;
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}
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