1 /* $FreeBSD: src/sys/opencrypto/skipjack.h,v 1.2 2005/01/07 02:29:16 imp Exp $ */
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 extern void skipjack_forwards(u_int8_t *plain, u_int8_t *cipher, u_int8_t **key);
18 extern void skipjack_backwards(u_int8_t *cipher, u_int8_t *plain, u_int8_t **key);
19 extern void subkey_table_gen(u_int8_t *key, u_int8_t **key_tables);
20
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