/*
 * This software may now be redistributed outside the US.
 *
 * $Source$
 *
 * $Locker$
 */

/* 
  Copyright (C) 1989 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
or implied warranty.

  */

/*
 *
 * $Log$
 *
 */

#include "krb_locl.h"

#include <krb.h>
#include <prot.h>

/*
 * This routine creates a packet to type AUTH_MSG_DIE which is sent to
 * the Kerberos server to make it shut down.  It is used only in the
 * development environment.
 *
 * It takes a string "a_name" which is sent in the packet.  A pointer
 * to the packet is returned.
 *
 * The format of the killer packet is:
 *
 * type			variable		data
 *			or constant
 * ----			-----------		----
 *
 * unsigned char	KRB_PROT_VERSION	protocol version number
 * 
 * unsigned char	AUTH_MSG_DIE		message type
 * 
 * [least significant	HOST_BYTE_ORDER		byte order of sender
 *  bit of above field]
 * 
 * string		a_name			presumably, name of
 * 						principal sending killer
 * 						packet
 */

#ifdef DEBUG
KTEXT
krb_create_death_packet(a_name)
    char *a_name;
{
    static KTEXT_ST pkt_st;
    KTEXT pkt = &pkt_st;

    unsigned char *v =  pkt->dat;
    unsigned char *t =  (pkt->dat+1);
    *v = (unsigned char) KRB_PROT_VERSION;
    *t = (unsigned char) AUTH_MSG_DIE;
    *t |= HOST_BYTE_ORDER;
    (void) strcpy((char *) (pkt->dat+2),a_name);
    pkt->length = 3 + strlen(a_name);
    return pkt;
}
#endif /* DEBUG */
