Diff: hc128.h

Revision:

0:5045d2638c29

diff -r 000000000000 -r 5045d2638c29 hc128.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hc128.h	Sat Feb 05 01:09:17 2011 +0000
@@ -0,0 +1,57 @@
+/* hc128.h
+ *
+ * Copyright (C) 2006-2009 Sawtooth Consulting Ltd.
+ *
+ * This file is part of CyaSSL.
+ *
+ * CyaSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * CyaSSL 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+
+#ifndef NO_HC128
+
+#ifndef CTAO_CRYPT_HC128_H
+#define CTAO_CRYPT_HC128_H
+
+#include "types.h"
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+
+
+/* HC-128 stream cipher */
+typedef struct HC128 {
+    word32 T[1024];             /* P[i] = T[i];  Q[i] = T[1024 + i ]; */
+    word32 X[16];
+    word32 Y[16];
+    word32 counter1024;         /* counter1024 = i mod 1024 at the ith step */
+    word32 key[8];
+    word32 iv[8];
+} HC128;
+
+
+void Hc128_Process(HC128*, byte*, const byte*, word32);
+void Hc128_SetKey(HC128*, const byte* key, const byte* iv);
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* CTAO_CRYPT_HC128_H */
+
+#endif /* NO_HC128 */