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https://github.com/Atmosphere-NX/Atmosphere-libs.git
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107 lines
3.6 KiB
C++
107 lines
3.6 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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#include <stratosphere.hpp>
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#include "htcs_manager.hpp"
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#include "htcs_manager_impl.hpp"
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namespace ams::htcs::impl {
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HtcsMonitor::HtcsMonitor(mem::StandardAllocator *allocator, htc::server::driver::IDriver *drv, htc::server::rpc::RpcClient *rc, HtcsService *srv)
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: m_allocator(allocator),
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m_driver(drv),
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m_rpc_client(rc),
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m_service(srv),
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m_monitor_thread_stack(m_allocator->Allocate(os::MemoryPageSize, os::ThreadStackAlignment)),
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m_mutex(),
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m_cancel_event(os::EventClearMode_ManualClear),
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m_service_availability_event(os::EventClearMode_ManualClear),
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m_cancelled(false),
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m_is_service_available(false)
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{
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/* ... */
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}
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HtcsMonitor::~HtcsMonitor() {
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/* Free thread stack. */
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m_allocator->Free(m_monitor_thread_stack);
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}
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void HtcsMonitor::Start() {
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/* Create the monitor thread. */
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R_ABORT_UNLESS(os::CreateThread(std::addressof(m_monitor_thread), ThreadEntry, this, m_monitor_thread_stack, os::MemoryPageSize, AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtcsMonitor)));
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/* Set thread name. */
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os::SetThreadNamePointer(std::addressof(m_monitor_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtcsMonitor));
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/* Start the monitor thread. */
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os::StartThread(std::addressof(m_monitor_thread));
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}
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void HtcsMonitor::Cancel() {
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/* Cancel, and signal. */
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m_cancelled = true;
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m_cancel_event.Signal();
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}
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void HtcsMonitor::Wait() {
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/* Wait for the thread. */
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os::WaitThread(std::addressof(m_monitor_thread));
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os::DestroyThread(std::addressof(m_monitor_thread));
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}
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void HtcsMonitor::ThreadBody() {
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/* Loop so long as we're not cancelled. */
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while (!m_cancelled) {
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/* Open the rpc client. */
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m_rpc_client->Open();
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/* Ensure we close, if something goes wrong. */
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auto client_guard = SCOPE_GUARD { m_rpc_client->Close(); };
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/* Wait for the rpc server. */
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if (m_rpc_client->WaitAny(htclow::ChannelState_Connectable, m_cancel_event.GetBase()) != 0) {
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break;
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}
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/* Start the rpc client. */
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const Result start_result = m_rpc_client->Start();
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if (R_FAILED(start_result)) {
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/* DEBUG */
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R_ABORT_UNLESS(start_result);
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continue;
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}
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/* We're available! */
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this->SetServiceAvailability(true);
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client_guard.Cancel();
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/* We're available, so we want to cleanup when we're done. */
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ON_SCOPE_EXIT {
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m_rpc_client->Close();
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m_rpc_client->Cancel();
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m_rpc_client->Wait();
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this->SetServiceAvailability(false);
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};
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/* Wait to become disconnected. */
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if (m_rpc_client->WaitAny(htclow::ChannelState_Disconnected, m_cancel_event.GetBase()) != 0) {
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break;
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}
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}
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}
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}
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