+/* A5_1.h */
+/*
+ This file is part of the Crypto-avr-lib/microcrypt-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
#define PARITY_LOOKUP 0x96
typedef struct {
- uint32_t r1,r2,r3; /* the three regs, 19,22,23 bit in length */
+ /* 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, uint8_t *key, uint8_t length);
-bool a5_1_clock(a5_1_ctx_t *c);
-uint8_t a5_1_gen(a5_ 1_ctx_t *c);
+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