Atmosphere-libs/libstratosphere/source/sf/hipc/sf_hipc_mitm_query_api.cpp
2020-04-15 11:54:59 -07:00

80 lines
3.1 KiB
C++

/*
* Copyright (c) 2018-2020 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/>.
*/
#include <stratosphere.hpp>
#include "sf_hipc_mitm_query_api.hpp"
namespace ams::sf::hipc::impl {
namespace {
class MitmQueryService : public IServiceObject {
private:
enum class CommandId {
ShouldMitm = 65000,
};
private:
ServerManagerBase::MitmQueryFunction query_function;
public:
MitmQueryService(ServerManagerBase::MitmQueryFunction qf) : query_function(qf) { /* ... */ }
void ShouldMitm(sf::Out<bool> out, const sm::MitmProcessInfo &client_info) {
out.SetValue(this->query_function(client_info));
}
public:
DEFINE_SERVICE_DISPATCH_TABLE {
MAKE_SERVICE_COMMAND_META(ShouldMitm),
};
};
/* Globals. */
os::Mutex g_query_server_lock(false);
bool g_constructed_server = false;
bool g_registered_any = false;
void QueryServerProcessThreadMain(void *query_server) {
reinterpret_cast<ServerManagerBase *>(query_server)->LoopProcess();
}
constexpr size_t QueryServerProcessThreadStackSize = 0x4000;
constexpr s32 QueryServerProcessThreadPriority = -1;
alignas(os::ThreadStackAlignment) u8 g_server_process_thread_stack[QueryServerProcessThreadStackSize];
os::ThreadType g_query_server_process_thread;
constexpr size_t MaxServers = 0;
TYPED_STORAGE(sf::hipc::ServerManager<MaxServers>) g_query_server_storage;
}
void RegisterMitmQueryHandle(Handle query_handle, ServerManagerBase::MitmQueryFunction query_func) {
std::scoped_lock lk(g_query_server_lock);
if (AMS_UNLIKELY(!g_constructed_server)) {
new (GetPointer(g_query_server_storage)) sf::hipc::ServerManager<MaxServers>();
g_constructed_server = true;
}
R_ABORT_UNLESS(GetPointer(g_query_server_storage)->RegisterSession(query_handle, cmif::ServiceObjectHolder(std::make_shared<MitmQueryService>(query_func))));
if (AMS_UNLIKELY(!g_registered_any)) {
R_ABORT_UNLESS(os::CreateThread(std::addressof(g_query_server_process_thread), &QueryServerProcessThreadMain, GetPointer(g_query_server_storage), g_server_process_thread_stack, sizeof(g_server_process_thread_stack), QueryServerProcessThreadPriority));
os::StartThread(std::addressof(g_query_server_process_thread));
g_registered_any = true;
}
}
}