* Copyright (c) 1991 The Regents of the University of California.
* %sccs.include.redist.c%
* @(#)key-proto.h 5.1 (Berkeley) %G%
* Copyright (C) 1990 by the Massachusetts Institute of Technology
* Export of this software from the United States of America is assumed
* to require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
int key_file_exists
P((void));
void key_lookup
P((unsigned char *, Block
));
void key_stream_init
P((Block
, Block
, int));
unsigned char key_stream
P((int, int));