htc: implement htclow listener thread

libraries/libstratosphere/source/htclow/mux/htclow_mux_task_manager.cpp

@@ -0,0 +1,50 @@
+/*
+ * 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 "htclow_mux_task_manager.hpp"
+
+namespace ams::htclow::mux {
+
+    void TaskManager::NotifyDisconnect(impl::ChannelInternalType channel) {
+        for (auto i = 0; i < MaxTaskCount; ++i) {
+            if (m_valid[i] && m_tasks[i].channel == channel) {
+                this->CompleteTask(i, EventTrigger_Disconnect);
+            }
+        }
+    }
+
+    void TaskManager::NotifyConnectReady() {
+        for (auto i = 0; i < MaxTaskCount; ++i) {
+            if (m_valid[i] && m_tasks[i].type == TaskType_Connect) {
+                this->CompleteTask(i, EventTrigger_ConnectReady);
+            }
+        }
+    }
+
+    void TaskManager::CompleteTask(int index, EventTrigger trigger) {
+        /* Check pre-conditions. */
+        AMS_ASSERT(0 <= index && index < MaxTaskCount);
+        AMS_ASSERT(m_valid[index]);
+
+        /* Complete the task. */
+        if (!m_tasks[index].has_event_trigger) {
+            m_tasks[index].has_event_trigger = true;
+            m_tasks[index].event_trigger     = trigger;
+            os::SignalEvent(std::addressof(m_tasks[index].event));
+        }
+    }
+
+}