sm: Add sm:dmnt query extension

stratosphere/sm/source/sm_dmnt_service.cpp

@@ -0,0 +1,33 @@
+/*
+ * 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 <stratosphere.hpp>
+#include "sm_dmnt_service.hpp"
+#include "sm_registration.hpp"
+
+Result DmntService::AtmosphereGetRecord(Out<SmServiceRecord> record, SmServiceName service) {
+    return Registration::GetServiceRecord(smEncodeName(service.name), record.GetPointer());
+}
+
+void DmntService::AtmosphereListRecords(OutBuffer<SmServiceRecord> records, Out<u64> out_count, u64 offset) {
+    Registration::ListServiceRecords(offset, records.num_elements, records.buffer, out_count.GetPointer());
+}
+
+void DmntService::AtmosphereGetRecordSize(Out<u64> record_size) {
+    record_size.SetValue(sizeof(SmServiceRecord));
+}
+