xref: /freebsd/include/rpc/auth_des.h (revision 6ae1554a5d9b318f8ad53ccc39fa5a961403da73)
1 /*	@(#)auth_des.h	2.2 88/07/29 4.0 RPCSRC; from 1.3 88/02/08 SMI */
2 /*	$FreeBSD$ */
3 /*-
4  * Copyright (c) 2009, Sun Microsystems, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  * - Redistributions of source code must retain the above copyright notice,
10  *   this list of conditions and the following disclaimer.
11  * - Redistributions in binary form must reproduce the above copyright notice,
12  *   this list of conditions and the following disclaimer in the documentation
13  *   and/or other materials provided with the distribution.
14  * - Neither the name of Sun Microsystems, Inc. nor the names of its
15  *   contributors may be used to endorse or promote products derived
16  *   from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28  * POSSIBILITY OF SUCH DAMAGE.
29  *
30  *	from: @(#)auth_des.h 2.2 88/07/29 4.0 RPCSRC
31  *	from: @(#)auth_des.h 1.14    94/04/25 SMI
32  */
33 
34 /*
35  * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
36  */
37 
38 /*
39  * auth_des.h, Protocol for DES style authentication for RPC
40  */
41 
42 #ifndef _AUTH_DES_
43 #define _AUTH_DES_
44 
45 /*
46  * There are two kinds of "names": fullnames and nicknames
47  */
48 enum authdes_namekind {
49 	ADN_FULLNAME,
50 	ADN_NICKNAME
51 };
52 
53 /*
54  * A fullname contains the network name of the client,
55  * a conversation key and the window
56  */
57 struct authdes_fullname {
58 	char *name;		/* network name of client, up to MAXNETNAMELEN */
59 	des_block key;		/* conversation key */
60 	u_long window;		/* associated window */
61 };
62 
63 
64 /*
65  * A credential
66  */
67 struct authdes_cred {
68 	enum authdes_namekind adc_namekind;
69 	struct authdes_fullname adc_fullname;
70 	u_long adc_nickname;
71 };
72 
73 
74 
75 /*
76  * A des authentication verifier
77  */
78 struct authdes_verf {
79 	union {
80 		struct timeval adv_ctime;	/* clear time */
81 		des_block adv_xtime;		/* crypt time */
82 	} adv_time_u;
83 	u_long adv_int_u;
84 };
85 
86 /*
87  * des authentication verifier: client variety
88  *
89  * adv_timestamp is the current time.
90  * adv_winverf is the credential window + 1.
91  * Both are encrypted using the conversation key.
92  */
93 #define adv_timestamp	adv_time_u.adv_ctime
94 #define adv_xtimestamp	adv_time_u.adv_xtime
95 #define adv_winverf	adv_int_u
96 
97 /*
98  * des authentication verifier: server variety
99  *
100  * adv_timeverf is the client's timestamp + client's window
101  * adv_nickname is the server's nickname for the client.
102  * adv_timeverf is encrypted using the conversation key.
103  */
104 #define adv_timeverf	adv_time_u.adv_ctime
105 #define adv_xtimeverf	adv_time_u.adv_xtime
106 #define adv_nickname	adv_int_u
107 
108 /*
109  * Map a des credential into a unix cred.
110  *
111  */
112 __BEGIN_DECLS
113 extern int authdes_getucred( struct authdes_cred *, uid_t *, gid_t *, int *, gid_t * );
114 __END_DECLS
115 
116 __BEGIN_DECLS
117 extern bool_t	xdr_authdes_cred(XDR *, struct authdes_cred *);
118 extern bool_t	xdr_authdes_verf(XDR *, struct authdes_verf *);
119 extern int	rtime(dev_t, struct netbuf *, int, struct timeval *,
120 		    struct timeval *);
121 extern void	kgetnetname(char *);
122 extern enum auth_stat _svcauth_des(struct svc_req *, struct rpc_msg *);
123 __END_DECLS
124 
125 #endif /* ndef _AUTH_DES_ */
126