mirror of
https://github.com/Atmosphere-NX/Atmosphere
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102 lines
4.7 KiB
C++
102 lines
4.7 KiB
C++
/*
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* Copyright (c) 2018-2020 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.hpp>
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#include <stratosphere/fssrv/fssrv_interface_adapters.hpp>
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namespace ams::mitm::fs {
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using IStorageInterface = ams::fssrv::impl::StorageInterfaceAdapter;
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using IFileSystemInterface = ams::fssrv::impl::FileSystemInterfaceAdapter;
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/* TODO: Consider re-enabling the mitm flag logic. */
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class FsMitmService : public sf::IMitmServiceObject {
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private:
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enum class CommandId {
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OpenFileSystemDeprecated = 0,
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SetCurrentProcess = 1,
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OpenFileSystemWithPatch = 7,
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OpenFileSystemWithId = 8,
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OpenSdCardFileSystem = 18,
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OpenSaveDataFileSystem = 51,
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OpenBisStorage = 12,
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OpenDataStorageByCurrentProcess = 200,
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OpenDataStorageByDataId = 202,
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};
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public:
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NX_CONSTEXPR bool ShouldMitmProgramId(const ncm::ProgramId program_id) {
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/* We want to mitm everything that isn't a system-module. */
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if (!ncm::IsSystemProgramId(program_id)) {
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return true;
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}
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/* We want to mitm ns, to intercept SD card requests. */
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if (program_id == ncm::ProgramId::Ns) {
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return true;
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}
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/* We want to mitm sdb, to support sd-romfs redirection of common system archives (like system font, etc). */
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if (program_id == ncm::ProgramId::Sdb) {
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return true;
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}
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return false;
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}
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static bool ShouldMitm(const sm::MitmProcessInfo &client_info) {
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static std::atomic_bool has_launched_qlaunch = false;
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/* TODO: intercepting everything seems to cause issues with sleep mode, for some reason. */
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/* Figure out why, and address it. */
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/* TODO: This may be because pre-rewrite code really mismanaged domain objects in a way that would cause bad things. */
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/* Need to verify if this is fixed now. */
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if (client_info.program_id == ncm::ProgramId::AppletQlaunch || client_info.program_id == ncm::ProgramId::AppletMaintenanceMenu) {
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has_launched_qlaunch = true;
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}
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return has_launched_qlaunch || ShouldMitmProgramId(client_info.program_id);
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}
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public:
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SF_MITM_SERVICE_OBJECT_CTOR(FsMitmService) { /* ... */ }
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protected:
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/* Overridden commands. */
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Result OpenFileSystemWithPatch(sf::Out<std::shared_ptr<IFileSystemInterface>> out, ncm::ProgramId program_id, u32 _filesystem_type);
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Result OpenFileSystemWithId(sf::Out<std::shared_ptr<IFileSystemInterface>> out, const fssrv::sf::Path &path, ncm::ProgramId program_id, u32 _filesystem_type);
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Result OpenSdCardFileSystem(sf::Out<std::shared_ptr<IFileSystemInterface>> out);
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Result OpenSaveDataFileSystem(sf::Out<std::shared_ptr<IFileSystemInterface>> out, u8 space_id, const FsSaveDataAttribute &attribute);
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Result OpenBisStorage(sf::Out<std::shared_ptr<IStorageInterface>> out, u32 bis_partition_id);
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Result OpenDataStorageByCurrentProcess(sf::Out<std::shared_ptr<IStorageInterface>> out);
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Result OpenDataStorageByDataId(sf::Out<std::shared_ptr<IStorageInterface>> out, ncm::ProgramId /* TODO: ncm::DataId */ data_id, u8 storage_id);
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public:
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DEFINE_SERVICE_DISPATCH_TABLE {
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MAKE_SERVICE_COMMAND_META(OpenFileSystemWithPatch, hos::Version_200),
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MAKE_SERVICE_COMMAND_META(OpenFileSystemWithId, hos::Version_200),
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MAKE_SERVICE_COMMAND_META(OpenSdCardFileSystem),
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MAKE_SERVICE_COMMAND_META(OpenSaveDataFileSystem),
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MAKE_SERVICE_COMMAND_META(OpenBisStorage),
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MAKE_SERVICE_COMMAND_META(OpenDataStorageByCurrentProcess),
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MAKE_SERVICE_COMMAND_META(OpenDataStorageByDataId),
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};
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};
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}
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