moved some files

thirdparty/libcsp/include/csp/crypto/csp_xtea.h

@@ -0,0 +1,52 @@
+/*
+Cubesat Space Protocol - A small network-layer protocol designed for Cubesats
+Copyright (C) 2012 GomSpace ApS (http://www.gomspace.com)
+Copyright (C) 2012 AAUSAT3 Project (http://aausat3.space.aau.dk)
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef _CSP_XTEA_H_
+#define _CSP_XTEA_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define CSP_XTEA_IV_LENGTH	8
+
+/**
+ * XTEA encrypt byte array
+ * @param plain Pointer to plain text
+ * @param len Length of plain text
+ * @param iv Initialization vector
+ */
+int csp_xtea_encrypt(uint8_t * plain, const uint32_t len, uint32_t iv[2]);
+
+/**
+ * Decrypt XTEA encrypted byte array
+ * @param cipher Pointer to cipher text
+ * @param len Length of plain text
+ * @param iv Initialization vector
+ */
+int csp_xtea_decrypt(uint8_t * cipher, const uint32_t len, uint32_t iv[2]);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif // _CSP_XTEA_H_