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/*
* lib/krb4/cr_death_pkt.c
*
* Copyright 1985, 1986, 1987, 1988, 2000 by the Massachusetts
* Institute of Technology. All Rights Reserved.
*
* Export of this software from the United States of America may
* 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. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* 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.
*/
#include "krb.h"
#include "prot.h"
#include <string.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 *p;
size_t namelen;
p = pkt->dat;
*p++ = KRB_PROT_VERSION;
*p++ = AUTH_MSG_DIE;
namelen = strlen(a_name) + 1;
if (1 + 1 + namelen > sizeof(pkt->dat))
return NULL;
memcpy(p, a_name, namelen);
p += namelen;
pkt->length = p - pkt->dat;
return pkt;
}
#endif /* DEBUG */
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