/*
 * This software may now be redistributed outside the US.
 *
 * $Source: /cvs/OpenBSD/src/kerberosIV/krb/Attic/pkt_clen.c,v $
 *
 * $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.

  */

#if defined(horrible_function_using_global_variable_had_to_be_inlined)

#include "krb_locl.h"

/*
 * Given a pointer to an AUTH_MSG_KDC_REPLY packet, return the length of
 * its ciphertext portion.  The external variable "swap_bytes" is assumed
 * to have been set to indicate whether or not the packet is in local
 * byte order.  pkt_clen() takes this into account when reading the
 * ciphertext length out of the packet.
 */

int
pkt_clen(pkt)
	KTEXT pkt;
{
    static unsigned short temp,temp2;
    int clen = 0;

    /* Start of ticket list */
    unsigned char *ptr = pkt_a_realm(pkt) + 10
	+ strlen((char *)pkt_a_realm(pkt));

    /* Finally the length */
    bcopy((char *)(++ptr),(char *)&temp,2); /* alignment */
    if (swap_bytes) {
        /* assume a short is 2 bytes?? */
        swab((char *)&temp,(char *)&temp2,2);
        temp = temp2;
    }

    clen = (int) temp;

    if (krb_debug)
	printf("Clen is %d\n",clen);
    return(clen);
}

#endif /* defined(horrible_function_using_global_variable_had_to_be_inlined) */