1 /* $FreeBSD$ */ 2 /* $OpenBSD: skipjack.h,v 1.3 2002/03/14 01:26:51 millert Exp $ */ 3 4 /*- 5 * Further optimized test implementation of SKIPJACK algorithm 6 * Mark Tillotson <markt@chaos.org.uk>, 25 June 98 7 * Optimizations suit RISC (lots of registers) machine best. 8 * 9 * based on unoptimized implementation of 10 * Panu Rissanen <bande@lut.fi> 960624 11 * 12 * SKIPJACK and KEA Algorithm Specifications 13 * Version 2.0 14 * 29 May 1998 15 */ 16 17 #ifndef _SKIPJACK_H_ 18 #define _SKIPJACK_H_ 19 20 extern void skipjack_forwards(u_int8_t *plain, u_int8_t *cipher, u_int8_t **key); 21 extern void skipjack_backwards(u_int8_t *cipher, u_int8_t *plain, u_int8_t **key); 22 extern void subkey_table_gen(u_int8_t *key, u_int8_t **key_tables); 23 24 #endif 25