moving of A5/1

[avr-crypto-lib.git] / A5_1.h

diff --git a/A5_1.h b/A5_1.h
deleted file mode 100644 (file)
index fab0171..0000000
--- a/A5_1.h
+++ /dev/null
@@ -1,65 +0,0 @@
-/* A5_1.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/>.
-*/
-/* 
- * File:    A5_1.h
- * Author:  Daniel Otte
- * Date:    24.06.2006
- * License: GPL
- * Description: Implementation of the A5/1 stream cipher algorithm, as used in GSM.
- * ! Warning, this is weak crypto !
- * 
- */
-#ifndef A5_1_H_
-#define A5_1_H_
-
-#include <stdint.h>
-
-#define R1_LENGTH 19
-#define R2_LENGTH 22
-#define R3_LENGTH 23
-#define R1_CLK 11
-#define R2_CLK 12
-#define R3_CLK 13
-
-/* 3-Bit word parity lookup table (Byte) 
- * 0: 0
- * 1: 1
- * 2: 1
- * 3: 0
- * 4: 1
- * 5: 0
- * 6: 0
- * 7: 1
- * => 1001.0110 = 0x96
- * 
- */
-
-#define PARITY_LOOKUP 0x96
-
-typedef struct {
-       /* we are wasting one byte here but this allows a much faster implementation */
-       uint8_t r1[3], r2[3], r3[3]; /* the three regs, 19,22,23 bit in length  */
-} a5_1_ctx_t;
- 
-
-void           a5_1_init(a5_1_ctx_t *c, void* key, uint8_t keylength_b, void* iv, uint8_t ivlength_b);
-uint8_t                a5_1_clock(a5_1_ctx_t *c);
-uint8_t        a5_1_gen(a5_1_ctx_t *c);
-
-#endif