1 /* $FreeBSD: src/sys/opencrypto/skipjack.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $ */ 2 /* $DragonFly: src/sys/opencrypto/skipjack.h,v 1.2 2003/06/17 04:28:54 dillon Exp $ */ 3 /* $OpenBSD: skipjack.h,v 1.3 2002/03/14 01:26:51 millert Exp $ */ 4 5 /* 6 * Further optimized test implementation of SKIPJACK algorithm 7 * Mark Tillotson <markt@chaos.org.uk>, 25 June 98 8 * Optimizations suit RISC (lots of registers) machine best. 9 * 10 * based on unoptimized implementation of 11 * Panu Rissanen <bande@lut.fi> 960624 12 * 13 * SKIPJACK and KEA Algorithm Specifications 14 * Version 2.0 15 * 29 May 1998 16 */ 17 18 extern void skipjack_forwards(u_int8_t *plain, u_int8_t *cipher, u_int8_t **key); 19 extern void skipjack_backwards(u_int8_t *cipher, u_int8_t *plain, u_int8_t **key); 20 extern void subkey_table_gen(u_int8_t *key, u_int8_t **key_tables); 21