--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2018 Merlok
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// crypto commands
+//-----------------------------------------------------------------------------
+
+#ifndef LIBPCRYPTO_H
+#define LIBPCRYPTO_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+extern int aes_encode(uint8_t *iv, uint8_t *key, uint8_t *input, uint8_t *output, int length);
+extern int aes_decode(uint8_t *iv, uint8_t *key, uint8_t *input, uint8_t *output, int length);
+
+#endif /* libpcrypto.h */