Atmosphere/stratosphere/ams_mitm/source/fs_mitm/fsmitm_service.hpp

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/*
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* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#include <stratosphere.hpp>
#include "fs_istorage.hpp"
#include "fs_ifilesystem.hpp"
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#include "../utils.hpp"
class FsMitmService : public IMitmServiceObject {
private:
enum class CommandId {
OpenFileSystemDeprecated = 0,
SetCurrentProcess = 1,
OpenFileSystemWithPatch = 7,
OpenFileSystemWithId = 8,
OpenSdCardFileSystem = 18,
OpenSaveDataFileSystem = 51,
OpenBisStorage = 12,
OpenDataStorageByCurrentProcess = 200,
OpenDataStorageByDataId = 202,
};
private:
static constexpr const char *AtmosphereHblWebContentDir = "/atmosphere/hbl_html";
private:
bool has_initialized = false;
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bool should_override_contents;
public:
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FsMitmService(std::shared_ptr<Service> s, u64 pid) : IMitmServiceObject(s, pid) {
if (Utils::HasSdDisableMitMFlag(this->title_id)) {
this->should_override_contents = false;
} else {
this->should_override_contents = (this->title_id >= TitleId_ApplicationStart || Utils::HasSdMitMFlag(this->title_id)) && Utils::HasOverrideButton(this->title_id);
}
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}
static bool ShouldMitm(u64 pid, u64 tid) {
/* Don't Mitm KIPs */
if (pid < 0x50) {
return false;
}
static std::atomic_bool has_launched_qlaunch = false;
/* TODO: intercepting everything seems to cause issues with sleep mode, for some reason. */
/* Figure out why, and address it. */
if (tid == TitleId_AppletQlaunch || tid == TitleId_AppletMaintenanceMenu) {
has_launched_qlaunch = true;
}
return has_launched_qlaunch || tid == TitleId_Ns || tid >= TitleId_ApplicationStart || Utils::HasSdMitMFlag(tid);
}
static void PostProcess(IMitmServiceObject *obj, IpcResponseContext *ctx);
private:
Result OpenHblWebContentFileSystem(Out<std::shared_ptr<IFileSystemInterface>> &out);
protected:
/* Overridden commands. */
Result OpenFileSystemWithPatch(Out<std::shared_ptr<IFileSystemInterface>> out, u64 title_id, u32 filesystem_type);
Result OpenFileSystemWithId(Out<std::shared_ptr<IFileSystemInterface>> out, InPointer<char> path, u64 title_id, u32 filesystem_type);
Result OpenSdCardFileSystem(Out<std::shared_ptr<IFileSystemInterface>> out);
Result OpenSaveDataFileSystem(Out<std::shared_ptr<IFileSystemInterface>> out, u8 space_id, FsSave save_struct);
Result OpenBisStorage(Out<std::shared_ptr<IStorageInterface>> out, u32 bis_partition_id);
Result OpenDataStorageByCurrentProcess(Out<std::shared_ptr<IStorageInterface>> out);
Result OpenDataStorageByDataId(Out<std::shared_ptr<IStorageInterface>> out, u64 data_id, u8 storage_id);
public:
DEFINE_SERVICE_DISPATCH_TABLE {
/* TODO MAKE_SERVICE_COMMAND_META(FsMitmService, OpenFileSystemDeprecated), */
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenFileSystemWithPatch, FirmwareVersion_200),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenFileSystemWithId, FirmwareVersion_200),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenSdCardFileSystem),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenSaveDataFileSystem),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenBisStorage),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenDataStorageByCurrentProcess),
MAKE_SERVICE_COMMAND_META(FsMitmService, OpenDataStorageByDataId),
};
};