mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
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71 lines
3.7 KiB
C++
71 lines
3.7 KiB
C++
/*
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* Copyright (c) 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 <stratosphere/fs/fs_common.hpp>
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#include <stratosphere/fs/fsa/fs_ifile.hpp>
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#include <stratosphere/fs/fsa/fs_idirectory.hpp>
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#include <stratosphere/fs/fsa/fs_ifilesystem.hpp>
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#include <stratosphere/fs/impl/fs_newable.hpp>
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namespace ams::fssystem {
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/* ACCURATE_TO_VERSION: 13.4.0.0 */
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class DirectorySaveDataFileSystem : public fs::fsa::IFileSystem, public fs::impl::Newable {
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NON_COPYABLE(DirectorySaveDataFileSystem);
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private:
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std::unique_ptr<fs::fsa::IFileSystem> m_unique_fs;
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fs::fsa::IFileSystem * const m_base_fs;
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os::SdkMutex m_accessor_mutex = {};
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s32 m_open_writable_files = 0;
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bool m_is_journaling_supported = false;
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bool m_is_multi_commit_supported = false;
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bool m_is_journaling_enabled = false;
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/* Extension member to ensure proper savedata locking. */
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std::unique_ptr<fs::fsa::IFile> m_lock_file = nullptr;
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public:
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DirectorySaveDataFileSystem(std::unique_ptr<fs::fsa::IFileSystem> fs) : m_unique_fs(std::move(fs)), m_base_fs(m_unique_fs.get()) { /* ... */ }
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DirectorySaveDataFileSystem(fs::fsa::IFileSystem *fs) : m_unique_fs(), m_base_fs(fs) { /* ... */ }
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Result Initialize(bool journaling_supported, bool multi_commit_enabled, bool journaling_enabled);
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private:
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Result SynchronizeDirectory(const fs::Path &dst, const fs::Path &src);
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Result ResolvePath(fs::Path *out, const fs::Path &path);
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Result AcquireLockFile();
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public:
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void DecrementWriteOpenFileCount();
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public:
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virtual Result DoCreateFile(const fs::Path &path, s64 size, int option) override;
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virtual Result DoDeleteFile(const fs::Path &path) override;
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virtual Result DoCreateDirectory(const fs::Path &path) override;
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virtual Result DoDeleteDirectory(const fs::Path &path) override;
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virtual Result DoDeleteDirectoryRecursively(const fs::Path &path) override;
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virtual Result DoRenameFile(const fs::Path &old_path, const fs::Path &new_path) override;
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virtual Result DoRenameDirectory(const fs::Path &old_path, const fs::Path &new_path) override;
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virtual Result DoGetEntryType(fs::DirectoryEntryType *out, const fs::Path &path) override;
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virtual Result DoOpenFile(std::unique_ptr<fs::fsa::IFile> *out_file, const fs::Path &path, fs::OpenMode mode) override;
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virtual Result DoOpenDirectory(std::unique_ptr<fs::fsa::IDirectory> *out_dir, const fs::Path &path, fs::OpenDirectoryMode mode) override;
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virtual Result DoCommit() override;
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virtual Result DoGetFreeSpaceSize(s64 *out, const fs::Path &path) override;
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virtual Result DoGetTotalSpaceSize(s64 *out, const fs::Path &path) override;
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virtual Result DoCleanDirectoryRecursively(const fs::Path &path) override;
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/* These aren't accessible as commands. */
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virtual Result DoCommitProvisionally(s64 counter) override;
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virtual Result DoRollback() override;
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};
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}
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