htc: Implement (almost) all host-directory commands

libraries/libstratosphere/source/htcfs/htcfs_result_utils.hpp

@@ -0,0 +1,32 @@
+/*
+ * 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/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+
+namespace ams::htcfs {
+
+    inline Result ConvertToFsResult(Result result) {
+        R_TRY_CATCH(result) {
+            R_CONVERT(htcfs::ResultInvalidArgument,   fs::ResultInvalidArgument())
+            R_CONVERT(htcfs::ResultConnectionFailure, fs::ResultTargetNotFound())
+            R_CONVERT(htcfs::ResultOutOfHandle,       fs::ResultOpenCountLimit())
+            R_CONVERT(htcfs::ResultInternalError,     fs::ResultInternal())
+        } R_END_TRY_CATCH;
+
+        return result;
+    }
+
+}