186d7f5d3SJohn Marino /* $FreeBSD: src/sys/opencrypto/skipjack.h,v 1.2 2005/01/07 02:29:16 imp Exp $ */ 286d7f5d3SJohn Marino /* $OpenBSD: skipjack.h,v 1.3 2002/03/14 01:26:51 millert Exp $ */ 386d7f5d3SJohn Marino 486d7f5d3SJohn Marino /*- 586d7f5d3SJohn Marino * Further optimized test implementation of SKIPJACK algorithm 686d7f5d3SJohn Marino * Mark Tillotson <markt@chaos.org.uk>, 25 June 98 786d7f5d3SJohn Marino * Optimizations suit RISC (lots of registers) machine best. 886d7f5d3SJohn Marino * 986d7f5d3SJohn Marino * based on unoptimized implementation of 1086d7f5d3SJohn Marino * Panu Rissanen <bande@lut.fi> 960624 1186d7f5d3SJohn Marino * 1286d7f5d3SJohn Marino * SKIPJACK and KEA Algorithm Specifications 1386d7f5d3SJohn Marino * Version 2.0 1486d7f5d3SJohn Marino * 29 May 1998 1586d7f5d3SJohn Marino */ 1686d7f5d3SJohn Marino 1786d7f5d3SJohn Marino extern void skipjack_forwards(u_int8_t *plain, u_int8_t *cipher, u_int8_t **key); 1886d7f5d3SJohn Marino extern void skipjack_backwards(u_int8_t *cipher, u_int8_t *plain, u_int8_t **key); 1986d7f5d3SJohn Marino extern void subkey_table_gen(u_int8_t *key, u_int8_t **key_tables); 20