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Initial revision

/*
 * $Source: /var/lib/cvsd/repos/CSRG/43BSDReno/kerberosIV/krb/get_request.c,v $
 * $Author: root $
 *
 * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
 * of Technology.
 *
 * For copying and distribution information, please see the file
 * <mit-copyright.h>.
 */

#ifndef lint
static char *rcsid_get_request_c =
"$Header: /var/lib/cvsd/repos/CSRG/43BSDReno/kerberosIV/krb/get_request.c,v 1.1 2018/04/24 16:12:56 root Exp $";
#endif /* lint */

#include <mit-copyright.h>
#include <des.h>
#include <krb.h>
#include <prot.h>

/*
 * This procedure is obsolete.  It is used in the kerberos_slave
 * code for Version 3 tickets.
 *
 * This procedure sets s_name, and instance to point to
 * the corresponding fields from tne nth request in the packet.
 * it returns the lifetime requested.  Garbage will be returned
 * if there are less than n requests in the packet.
 */

get_request(pkt, n, s_name, instance)
    KTEXT pkt;			/* The packet itself */
    int n;			/* Which request do we want */
    char **s_name;		/* Service name to be filled in */
    char **instance;		/* Instance name to be filled in */
{
    /* Go to the beginning of the request list */
    char *ptr = (char *) pkt_a_realm(pkt) + 6 +
	strlen((char *)pkt_a_realm(pkt));

    /* Read requests until we hit the right one */
    while (n-- > 1) {
        ptr++;
        ptr += 1 + strlen(ptr);
        ptr += 1 + strlen(ptr);
    }

    /* Set the arguments to point to the right place */
    *s_name = 1 + ptr;
    *instance = 2 + ptr + strlen(*s_name);

    /* Return the requested lifetime */
    return((int) *ptr);
}

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