forgotten directories

[avr-crypto-lib.git] / bcal / bcal-cfb_bit.h

diff --git a/bcal/bcal-cfb_bit.h b/bcal/bcal-cfb_bit.h
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+/* bcal-cfb_bit.h */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2010 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 BCALCFB_BIT_H_
+#define BCALCFB_BIT_H_
+
+#include <stdint.h>
+#include "bcal-basic.h"
+#include "blockcipher_descriptor.h"
+
+
+typedef struct{
+       bcdesc_t*    desc;
+       bcgen_ctx_t  cctx;
+       uint8_t*     in_block;
+       uint8_t      blocksize_B;
+       uint16_t     size_b;
+} bcal_cfb_b_ctx_t;
+
+
+uint8_t bcal_cfb_b_init(const bcdesc_t* desc, const void* key, uint16_t keysize_b, uint16_t size_b, bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_free(bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_loadIV(const void* iv, bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_encNext(void* block, uint8_t offset, bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_decNext(void* block, uint8_t offset, bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_encMsg(const void* iv, void* msg, uint8_t offset, uint32_t msg_blocks, bcal_cfb_b_ctx_t* ctx);
+void bcal_cfb_b_decMsg(const void* iv, void* msg, uint8_t offset, uint32_t msg_blocks, bcal_cfb_b_ctx_t* ctx);
+
+
+#endif /* BCALCFB_BIT_H_ */