improving present

[arm-crypto-lib.git] / present / present_speed.h

diff --git a/present/present_speed.h b/present/present_speed.h
new file mode 100644 (file)
index 0000000..320a1d8
--- /dev/null
+++ b/present/present_speed.h
@@ -0,0 +1,34 @@
+/* present.h */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+
+    This program 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 3 of the License, or
+    (at your option) any later version.
+
+    This program 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, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef PRESENT_H_
+#define PRESENT_H_
+
+#include <stdint.h>
+
+typedef struct present_ctx_st{
+       uint64_t k[32];
+} present_ctx_t;
+
+
+void present_init(const uint8_t* key, uint8_t keysize_b, present_ctx_t* ctx);
+void present_enc(void* buffer, present_ctx_t* ctx);
+void present_dec(void* buffer, present_ctx_t* ctx);
+
+
+#endif /*PRESENT_H_*/