Adding rijndael code for udp connection id calculation

1 files changed, 20 insertions, 0 deletions

diff --git a/ot_rijndael.h b/ot_rijndael.h
new file mode 100644
index 0000000..7f57b3f
--- /dev/null
+++ b/ot_rijndael.h
@@ -0,0 +1,20 @@
+/* This software was written by Dirk Engling <erdgeist@erdgeist.org>
+   It is considered beerware. Prost. Skol. Cheers or whatever.
+
+   The rijndael implementation was taken from
+
+     http://www.cs.ucdavis.edu/~rogaway/ocb/ocb-ref/rijndael-alg-fst.c
+
+   and modified to work with 128 bits (this is 10 rounds) only.
+
+   $id$ */
+
+#ifndef __OT_RIJNDAEL_H__
+#define __OT_RIJNDAEL_H__
+
+#include <stdint.h>
+
+int rijndaelKeySetupEnc128(uint32_t rk[44], const uint8_t cipherKey[] );
+void rijndaelEncrypt128(const uint32_t rk[44], const uint8_t pt[16], uint8_t ct[16]);
+
+#endif