Import ocb, needed for OCB-AES-128 encryption in UDP mode

The code is imported since there is no shared library available.
It can be retreived from:
  http://www.cs.ucdavis.edu/~rogaway/ocb/ocb-code.htm

1 files changed, 47 insertions, 0 deletions

diff --git a/src/ocb/rijndael-alg-fst.h b/src/ocb/rijndael-alg-fst.h
new file mode 100644
index 0000000..f093e5b
--- /dev/null
+++ b/src/ocb/rijndael-alg-fst.h
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+/**
+ * rijndael-alg-fst.h
+ *
+ * @version 3.0 (December 2000)
+ *
+ * Optimised ANSI C code for the Rijndael cipher (now AES)
+ *
+ * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
+ * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
+ * @author Paulo Barreto <paulo.barreto@terra.com.br>
+ *
+ * This code is hereby placed in the public domain.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef __RIJNDAEL_ALG_FST_H
+#define __RIJNDAEL_ALG_FST_H
+
+#define MAXKC	(256/32)
+#define MAXKB	(256/8)
+#define MAXNR	14
+
+typedef unsigned char	u8;	
+typedef unsigned short	u16;	
+typedef unsigned int	u32;
+
+int rijndaelKeySetupEnc(u32 rk[/*4*(Nr + 1)*/], const u8 cipherKey[], int keyBits);
+int rijndaelKeySetupDec(u32 rk[/*4*(Nr + 1)*/], const u8 cipherKey[], int keyBits);
+void rijndaelEncrypt(const u32 rk[/*4*(Nr + 1)*/], int Nr, const u8 pt[16], u8 ct[16]);
+void rijndaelDecrypt(const u32 rk[/*4*(Nr + 1)*/], int Nr, const u8 ct[16], u8 pt[16]);
+
+#ifdef INTERMEDIATE_VALUE_KAT
+void rijndaelEncryptRound(const u32 rk[/*4*(Nr + 1)*/], int Nr, u8 block[16], int rounds);
+void rijndaelDecryptRound(const u32 rk[/*4*(Nr + 1)*/], int Nr, u8 block[16], int rounds);
+#endif /* INTERMEDIATE_VALUE_KAT */
+
+#endif /* __RIJNDAEL_ALG_FST_H */