improving present

[arm-crypto-lib.git] / present / present80.h

diff --git a/present/present80.h b/present/present80.h
new file mode 100644 (file)
index 0000000..9fb73e4
--- /dev/null
+++ b/present/present80.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 PRESENT80_COMMON_H_
+#define PRESENT80_COMMON_H_
+
+#include <stdint.h>
+
+typedef struct __attribute__((packed)) present80_ctx_st {
+       uint8_t fwd_key[10];
+       uint8_t rev_key[10];
+} present80_ctx_t;
+
+
+void present80_init(const uint8_t* key, uint8_t keysize_b, present80_ctx_t* ctx);
+void present80_enc(void* buffer, present80_ctx_t* ctx);
+void present80_dec(void* buffer, present80_ctx_t* ctx);
+
+#endif /*PRESENT80_H_*/