set.mitm: Parse settings from SD card (closes #268)

stratosphere/set_mitm/source/setsys_settings_items.hpp

@@ -0,0 +1,36 @@
+/*
+ * 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/>.
+ */
+ 
+#pragma once
+#include <switch.h>
+#include <stratosphere.hpp>
+
+
+class SettingsItemManager {
+    public:
+        static constexpr size_t MaxNameLength = 64; 
+        static constexpr size_t MaxKeyLength = 64;
+    public:
+        static Result ValidateName(const char *name, size_t max_size);
+        static Result ValidateName(const char *name);
+        
+        static Result ValidateKey(const char *key, size_t max_size);
+        static Result ValidateKey(const char *key);
+
+        static void RefreshConfiguration();
+        static Result GetValueSize(const char *name, const char *key, u64 *out_size);
+        static Result GetValue(const char *name, const char *key, void *out, size_t max_size, u64 *out_size);
+};