/*	@(#)auth_des.h	2.2 88/07/29 4.0 RPCSRC; from 1.3 88/02/08 SMI */

/*	$FreeBSD: src/include/rpc/auth_des.h,v 1.3 2002/03/23 17:24:55 imp Exp $ */

/*

 * Copyright (c) 2009, Sun Microsystems, Inc.

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions are met:

 * - Redistributions of source code must retain the above copyright notice,

 *   this list of conditions and the following disclaimer.

 * - Redistributions in binary form must reproduce the above copyright notice,

 *   this list of conditions and the following disclaimer in the documentation

 *   and/or other materials provided with the distribution.

 * - Neither the name of Sun Microsystems, Inc. nor the names of its

 *   contributors may be used to endorse or promote products derived

 *   from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 * 

 *	from: @(#)auth_des.h 2.2 88/07/29 4.0 RPCSRC

 *	from: @(#)auth_des.h 1.14    94/04/25 SMI

 */

/*

 * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.

 */

/*

 * auth_des.h, Protocol for DES style authentication for RPC

 */

#ifndef _TI_AUTH_DES_

#define _TI_AUTH_DES_

#include <rpc/auth.h>

/*

 * There are two kinds of "names": fullnames and nicknames

 */

enum authdes_namekind {

	ADN_FULLNAME, 

	ADN_NICKNAME

};

/*

 * A fullname contains the network name of the client, 

 * a conversation key and the window

 */

struct authdes_fullname {

  char *name;		/* network name of client, up to MAXNETNAMELEN */

  union des_block key;		/* conversation key */

  /* u_long window;	*/ 

  u_int32_t window;	/* associated window */

};

/*

 * A credential 

 */

struct authdes_cred {

	enum authdes_namekind adc_namekind;

  	struct authdes_fullname adc_fullname;

  /*u_long adc_nickname;*/

 u_int32_t adc_nickname;

}; 

/*

 * A des authentication verifier 

 */

struct authdes_verf {

	union {

		struct timeval adv_ctime;	/* clear time */

	  	des_block adv_xtime;		/* crypt time */

	} adv_time_u;

  /*u_long adv_int_u;*/

  u_int32_t adv_int_u;

};

/*

 * des authentication verifier: client variety

 *

 * adv_timestamp is the current time.

 * adv_winverf is the credential window + 1.

 * Both are encrypted using the conversation key.

 */

#define adv_timestamp	adv_time_u.adv_ctime

#define adv_xtimestamp	adv_time_u.adv_xtime

#define adv_winverf	adv_int_u

/*

 * des authentication verifier: server variety

 *

 * adv_timeverf is the client's timestamp + client's window

 * adv_nickname is the server's nickname for the client.

 * adv_timeverf is encrypted using the conversation key.

 */

#define adv_timeverf	adv_time_u.adv_ctime

#define adv_xtimeverf	adv_time_u.adv_xtime

#define adv_nickname	adv_int_u

/*

 * Map a des credential into a unix cred.

 *

 */

#ifdef __cplusplus

extern "C" {

#endif

extern int authdes_getucred( struct authdes_cred *, uid_t *, gid_t *, int *, gid_t * );

#ifdef __cplusplus

}

#endif

#ifdef __cplusplus

extern "C" {

#endif

extern bool_t	xdr_authdes_cred(XDR *, struct authdes_cred *);

extern bool_t	xdr_authdes_verf(XDR *, struct authdes_verf *);

extern int	rtime(struct sockaddr_in *, struct timeval *,

		    struct timeval *);

extern void	kgetnetname(char *);

extern enum auth_stat _svcauth_des(struct svc_req *, struct rpc_msg *);

#ifdef __cplusplus

}

#endif

#endif /* ndef _TI_AUTH_DES_ */