thermosphere: "write" placeholder code

thermosphere/src/utils.c

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2018-2019 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 <string.h>
+#include "utils.h"
+
+__attribute__((noinline)) bool overlaps(u64 as, u64 ae, u64 bs, u64 be)
+{
+    if(as <= bs && bs < ae)
+        return true;
+    if(bs <= as && as < be)
+        return true;
+    return false;
+}