mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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463 lines
18 KiB
C++
463 lines
18 KiB
C++
/*
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* Copyright (c) 2018-2019 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 <switch.h>
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#include <stratosphere.hpp>
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#include "../utils.hpp"
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#include "fs_filesystem_types.hpp"
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#include "fs_path_utils.hpp"
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#include "fs_ifile.hpp"
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#include "fs_idirectory.hpp"
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class IFile;
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class IDirectory;
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class IFileSystem {
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public:
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virtual ~IFileSystem() {}
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Result CreateFile(const FsPath &path, uint64_t size, int flags) {
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return CreateFileImpl(path, size, flags);
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}
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Result CreateFile(const FsPath &path, uint64_t size) {
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return CreateFileImpl(path, size, 0);
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}
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Result DeleteFile(const FsPath &path) {
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return DeleteFileImpl(path);
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}
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Result CreateDirectory(const FsPath &path) {
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return CreateDirectoryImpl(path);
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}
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Result DeleteDirectory(const FsPath &path) {
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return DeleteDirectoryImpl(path);
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}
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Result DeleteDirectoryRecursively(const FsPath &path) {
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return DeleteDirectoryRecursivelyImpl(path);
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}
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Result RenameFile(const FsPath &old_path, const FsPath &new_path) {
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return RenameFileImpl(old_path, new_path);
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}
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Result RenameDirectory(const FsPath &old_path, const FsPath &new_path) {
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return RenameDirectoryImpl(old_path, new_path);
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}
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Result GetEntryType(DirectoryEntryType *out, const FsPath &path) {
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if (out == nullptr) {
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return ResultFsNullptrArgument;
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}
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return GetEntryTypeImpl(out, path);
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}
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Result OpenFile(std::unique_ptr<IFile> &out_file, const FsPath &path, OpenMode mode) {
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if (!(mode & OpenMode_ReadWrite)) {
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return ResultFsInvalidArgument;
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}
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if (mode & ~OpenMode_All) {
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return ResultFsInvalidArgument;
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}
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return OpenFileImpl(out_file, path, mode);
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}
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Result OpenDirectory(std::unique_ptr<IDirectory> &out_dir, const FsPath &path, DirectoryOpenMode mode) {
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if (!(mode & DirectoryOpenMode_All)) {
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return ResultFsInvalidArgument;
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}
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if (mode & ~DirectoryOpenMode_All) {
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return ResultFsInvalidArgument;
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}
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return OpenDirectoryImpl(out_dir, path, mode);
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}
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Result Commit() {
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return CommitImpl();
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}
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Result GetFreeSpaceSize(uint64_t *out, const FsPath &path) {
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if (out == nullptr) {
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return ResultFsNullptrArgument;
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}
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return GetFreeSpaceSizeImpl(out, path);
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}
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Result GetTotalSpaceSize(uint64_t *out, const FsPath &path) {
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if (out == nullptr) {
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return ResultFsNullptrArgument;
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}
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return GetTotalSpaceSizeImpl(out, path);
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}
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Result CleanDirectoryRecursively(const FsPath &path) {
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return CleanDirectoryRecursivelyImpl(path);
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}
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Result GetFileTimeStampRaw(FsTimeStampRaw *out, const FsPath &path) {
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if (out == nullptr) {
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return ResultFsNullptrArgument;
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}
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return GetFileTimeStampRawImpl(out, path);
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}
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Result QueryEntry(char *out, uint64_t out_size, const char *in, uint64_t in_size, int query, const FsPath &path) {
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return QueryEntryImpl(out, out_size, in, in_size, query, path);
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}
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protected:
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/* ...? */
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private:
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virtual Result CreateFileImpl(const FsPath &path, uint64_t size, int flags) = 0;
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virtual Result DeleteFileImpl(const FsPath &path) = 0;
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virtual Result CreateDirectoryImpl(const FsPath &path) = 0;
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virtual Result DeleteDirectoryImpl(const FsPath &path) = 0;
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virtual Result DeleteDirectoryRecursivelyImpl(const FsPath &path) = 0;
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virtual Result RenameFileImpl(const FsPath &old_path, const FsPath &new_path) = 0;
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virtual Result RenameDirectoryImpl(const FsPath &old_path, const FsPath &new_path) = 0;
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virtual Result GetEntryTypeImpl(DirectoryEntryType *out, const FsPath &path) = 0;
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virtual Result OpenFileImpl(std::unique_ptr<IFile> &out_file, const FsPath &path, OpenMode mode) = 0;
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virtual Result OpenDirectoryImpl(std::unique_ptr<IDirectory> &out_dir, const FsPath &path, DirectoryOpenMode mode) = 0;
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virtual Result CommitImpl() = 0;
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virtual Result GetFreeSpaceSizeImpl(uint64_t *out, const FsPath &path) {
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(void)(out);
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(void)(path);
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return ResultFsNotImplemented;
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}
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virtual Result GetTotalSpaceSizeImpl(uint64_t *out, const FsPath &path) {
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(void)(out);
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(void)(path);
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return ResultFsNotImplemented;
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}
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virtual Result CleanDirectoryRecursivelyImpl(const FsPath &path) = 0;
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virtual Result GetFileTimeStampRawImpl(FsTimeStampRaw *out, const FsPath &path) {
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(void)(out);
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(void)(path);
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return ResultFsNotImplemented;
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}
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virtual Result QueryEntryImpl(char *out, uint64_t out_size, const char *in, uint64_t in_size, int query, const FsPath &path) {
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(void)(out);
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(void)(out_size);
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(void)(in);
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(void)(in_size);
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(void)(query);
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(void)(path);
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return ResultFsNotImplemented;
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}
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};
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class IFileSystemInterface : public IServiceObject {
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private:
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enum class CommandId {
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/* 1.0.0+ */
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CreateFile = 0,
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DeleteFile = 1,
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CreateDirectory = 2,
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DeleteDirectory = 3,
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DeleteDirectoryRecursively = 4,
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RenameFile = 5,
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RenameDirectory = 6,
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GetEntryType = 7,
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OpenFile = 8,
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OpenDirectory = 9,
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Commit = 10,
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GetFreeSpaceSize = 11,
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GetTotalSpaceSize = 12,
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/* 3.0.0+ */
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CleanDirectoryRecursively = 13,
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GetFileTimeStampRaw = 14,
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/* 4.0.0+ */
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QueryEntry = 15,
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};
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private:
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std::unique_ptr<IFileSystem> unique_fs;
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std::shared_ptr<IFileSystem> shared_fs;
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IFileSystem *base_fs;
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public:
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IFileSystemInterface(IFileSystem *fs) : unique_fs(fs) {
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this->base_fs = this->unique_fs.get();
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};
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IFileSystemInterface(std::unique_ptr<IFileSystem> fs) : unique_fs(std::move(fs)) {
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this->base_fs = this->unique_fs.get();
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};
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IFileSystemInterface(std::shared_ptr<IFileSystem> fs) : shared_fs(fs) {
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this->base_fs = this->shared_fs.get();
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};
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private:
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/* Actual command API. */
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virtual Result CreateFile(InPointer<char> in_path, uint64_t size, int flags) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->CreateFile(path, size, flags);
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}
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virtual Result DeleteFile(InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->DeleteFile(path);
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}
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virtual Result CreateDirectory(InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->CreateDirectory(path);
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}
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virtual Result DeleteDirectory(InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->DeleteDirectory(path);
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}
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virtual Result DeleteDirectoryRecursively(InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->DeleteDirectoryRecursively(path);
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}
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virtual Result RenameFile(InPointer<char> in_old_path, InPointer<char> in_new_path) final {
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FsPath old_path;
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FsPath new_path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&old_path, in_old_path.pointer));
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&new_path, in_new_path.pointer));
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return this->base_fs->RenameFile(old_path, new_path);
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}
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virtual Result RenameDirectory(InPointer<char> in_old_path, InPointer<char> in_new_path) final {
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FsPath old_path;
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FsPath new_path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&old_path, in_old_path.pointer));
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&new_path, in_new_path.pointer));
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return this->base_fs->RenameDirectory(old_path, new_path);
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}
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virtual Result GetEntryType(Out<u32> out_type, InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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DirectoryEntryType type;
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R_TRY(this->base_fs->GetEntryType(&type, path));
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out_type.SetValue(type);
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return ResultSuccess;
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}
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virtual Result OpenFile(Out<std::shared_ptr<IFileInterface>> out_intf, InPointer<char> in_path, uint32_t mode) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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std::unique_ptr<IFile> out_file;
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R_TRY(this->base_fs->OpenFile(out_file, path, static_cast<OpenMode>(mode)));
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out_intf.SetValue(std::make_shared<IFileInterface>(std::move(out_file)));
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return ResultSuccess;
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}
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virtual Result OpenDirectory(Out<std::shared_ptr<IDirectoryInterface>> out_intf, InPointer<char> in_path, uint32_t mode) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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std::unique_ptr<IDirectory> out_dir;
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R_TRY(this->base_fs->OpenDirectory(out_dir, path, static_cast<DirectoryOpenMode>(mode)));
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out_intf.SetValue(std::make_shared<IDirectoryInterface>(std::move(out_dir)));
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return ResultSuccess;
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}
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virtual Result Commit() final {
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return this->base_fs->Commit();
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}
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virtual Result GetFreeSpaceSize(Out<uint64_t> out_size, InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->GetFreeSpaceSize(out_size.GetPointer(), path);
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}
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virtual Result GetTotalSpaceSize(Out<uint64_t> out_size, InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->GetTotalSpaceSize(out_size.GetPointer(), path);
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}
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virtual Result CleanDirectoryRecursively(InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->CleanDirectoryRecursively(path);
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}
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virtual Result GetFileTimeStampRaw(Out<FsTimeStampRaw> out_timestamp, InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->GetFileTimeStampRaw(out_timestamp.GetPointer(), path);
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}
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virtual Result QueryEntry(OutBuffer<char, BufferType_Type1> out_buffer, InBuffer<char, BufferType_Type1> in_buffer, int query, InPointer<char> in_path) final {
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FsPath path;
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R_TRY(FsPathUtils::ConvertPathForServiceObject(&path, in_path.pointer));
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return this->base_fs->QueryEntry(out_buffer.buffer, out_buffer.num_elements, in_buffer.buffer, in_buffer.num_elements, query, path);
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}
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public:
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DEFINE_SERVICE_DISPATCH_TABLE {
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/* 1.0.0- */
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, CreateFile),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, DeleteFile),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, CreateDirectory),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, DeleteDirectory),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, DeleteDirectoryRecursively),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, RenameFile),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, RenameDirectory),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, GetEntryType),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, OpenFile),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, OpenDirectory),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, Commit),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, GetFreeSpaceSize),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, GetTotalSpaceSize),
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/* 3.0.0- */
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, CleanDirectoryRecursively, FirmwareVersion_300),
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, GetFileTimeStampRaw, FirmwareVersion_300),
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/* 4.0.0- */
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MAKE_SERVICE_COMMAND_META(IFileSystemInterface, QueryEntry, FirmwareVersion_400),
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};
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};
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class ProxyFileSystem : public IFileSystem {
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private:
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std::unique_ptr<FsFileSystem> base_fs;
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public:
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ProxyFileSystem(FsFileSystem *fs) : base_fs(fs) {
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/* ... */
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}
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ProxyFileSystem(std::unique_ptr<FsFileSystem> fs) : base_fs(std::move(fs)) {
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/* ... */
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}
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ProxyFileSystem(FsFileSystem fs) {
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this->base_fs = std::make_unique<FsFileSystem>(fs);
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}
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virtual ~ProxyFileSystem() {
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fsFsClose(this->base_fs.get());
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}
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public:
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virtual Result CreateFileImpl(const FsPath &path, uint64_t size, int flags) {
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return fsFsCreateFile(this->base_fs.get(), path.str, size, flags);
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}
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virtual Result DeleteFileImpl(const FsPath &path) {
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return fsFsDeleteFile(this->base_fs.get(), path.str);
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}
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virtual Result CreateDirectoryImpl(const FsPath &path) {
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return fsFsCreateDirectory(this->base_fs.get(), path.str);
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}
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virtual Result DeleteDirectoryImpl(const FsPath &path) {
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return fsFsDeleteDirectory(this->base_fs.get(), path.str);
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}
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virtual Result DeleteDirectoryRecursivelyImpl(const FsPath &path) {
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return fsFsDeleteDirectoryRecursively(this->base_fs.get(), path.str);
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}
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virtual Result RenameFileImpl(const FsPath &old_path, const FsPath &new_path) {
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return fsFsRenameFile(this->base_fs.get(), old_path.str, new_path.str);
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}
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virtual Result RenameDirectoryImpl(const FsPath &old_path, const FsPath &new_path) {
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return fsFsRenameDirectory(this->base_fs.get(), old_path.str, new_path.str);
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}
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virtual Result GetEntryTypeImpl(DirectoryEntryType *out, const FsPath &path) {
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FsEntryType type;
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R_TRY(fsFsGetEntryType(this->base_fs.get(), path.str, &type));
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*out = static_cast<DirectoryEntryType>(static_cast<u32>(type));
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return ResultSuccess;
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}
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virtual Result OpenFileImpl(std::unique_ptr<IFile> &out_file, const FsPath &path, OpenMode mode) {
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FsFile f;
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R_TRY(fsFsOpenFile(this->base_fs.get(), path.str, static_cast<int>(mode), &f));
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out_file = std::make_unique<ProxyFile>(f);
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return ResultSuccess;
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}
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virtual Result OpenDirectoryImpl(std::unique_ptr<IDirectory> &out_dir, const FsPath &path, DirectoryOpenMode mode) {
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FsDir d;
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R_TRY(fsFsOpenDirectory(this->base_fs.get(), path.str, static_cast<int>(mode), &d));
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out_dir = std::make_unique<ProxyDirectory>(d);
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return ResultSuccess;
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}
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virtual Result CommitImpl() {
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return fsFsCommit(this->base_fs.get());
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}
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virtual Result GetFreeSpaceSizeImpl(uint64_t *out, const FsPath &path) {
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return fsFsGetFreeSpace(this->base_fs.get(), path.str, out);
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}
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virtual Result GetTotalSpaceSizeImpl(uint64_t *out, const FsPath &path) {
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return fsFsGetTotalSpace(this->base_fs.get(), path.str, out);
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}
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virtual Result CleanDirectoryRecursivelyImpl(const FsPath &path) {
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return fsFsCleanDirectoryRecursively(this->base_fs.get(), path.str);
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}
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virtual Result GetFileTimeStampRawImpl(FsTimeStampRaw *out, const FsPath &path) {
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return fsFsGetFileTimeStampRaw(this->base_fs.get(), path.str, out);
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}
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virtual Result QueryEntryImpl(char *out, uint64_t out_size, const char *in, uint64_t in_size, int query, const FsPath &path) {
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return fsFsQueryEntry(this->base_fs.get(), out, out_size, in, in_size, path.str,static_cast<FsFileSystemQueryType>(query));
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}
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}; |