sys/opencrypto/skipjack.h

   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 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);