fatal: Implement fatal:p, fatal:u stub.

stratosphere/fatal/source/fatal_event_manager.cpp

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2018 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 <switch.h>
+#include "fatal_event_manager.hpp"
+
+FatalEventManager::FatalEventManager() {
+    /* Just create all the events. */
+    for (size_t i = 0; i < FatalEventManager::NumFatalEvents; i++) {
+        if (R_FAILED(eventCreate(&this->events[i], true))) {
+            std::abort();
+        }
+    }
+}
+
+Result FatalEventManager::GetEvent(Handle *out) {
+    std::scoped_lock<HosMutex> lk{this->lock};
+    
+    /* Only allow GetEvent to succeed NumFatalEvents times. */
+    if (this->events_gotten >= FatalEventManager::NumFatalEvents) {
+        return 0x8A3;
+    }
+    
+    *out = this->events[this->events_gotten++].revent;
+    return 0;
+}
+
+void FatalEventManager::SignalEvents() {
+    for (size_t i = 0; i < FatalEventManager::NumFatalEvents; i++) {
+        eventFire(&this->events[i]);
+    }
+}