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/*
 * lib/krb5/krb/rd_req_sim.c
 *
 * Copyright 1990,1991 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.  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.
 * 
 *
 * krb5_rd_req_simple()
 */

#include "k5-int.h"

/*
 *  Parses a KRB_AP_REQ message, returning its contents.
 * 
 *  server specifies the expected server's name for the ticket.
 * 
 *  sender_addr specifies the address(es) expected to be present in the
 *  ticket.
 * 
 *  A replay cache name derived from the first component of the service name
 *  is used.
 * 
 *  The default key store is consulted to find the service key.
 *
 * authdat isset to point at allocated structures; the caller should
 * free it when finished. 
 * 
 *  returns system errors, encryption errors, replay errors
 */

krb5_error_code INTERFACE
krb5_rd_req_simple(context, inbuf, server, sender_addr, authdat)
    krb5_context context;
    const krb5_data *inbuf;
    krb5_const_principal server;
    const krb5_address *sender_addr;
    krb5_tkt_authent **authdat;
{
    krb5_error_code retval;
    krb5_rcache rcache = 0;

    if (server) {
	retval = krb5_get_server_rcache(context, 
				krb5_princ_component(context, server, 0),
					&rcache);
	if (retval)
	    goto cleanup;
    }

    retval = krb5_rd_req(context, inbuf, server, sender_addr, 0, 0, 0,
			 rcache, authdat);
cleanup:
    if (rcache)
	krb5_rc_close(context, rcache);
    return retval;
}