xref: /freebsd/include/rpc/auth_des.h (revision 4f29da19bd44f0e99f021510460a81bf754c21d2)
1 /*	@(#)auth_des.h	2.2 88/07/29 4.0 RPCSRC; from 1.3 88/02/08 SMI */
2 /*	$FreeBSD$ */
3 /*
4  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5  * unrestricted use provided that this legend is included on all tape
6  * media and as a part of the software program in whole or part.  Users
7  * may copy or modify Sun RPC without charge, but are not authorized
8  * to license or distribute it to anyone else except as part of a product or
9  * program developed by the user.
10  *
11  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14  *
15  * Sun RPC is provided with no support and without any obligation on the
16  * part of Sun Microsystems, Inc. to assist in its use, correction,
17  * modification or enhancement.
18  *
19  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21  * OR ANY PART THEREOF.
22  *
23  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24  * or profits or other special, indirect and consequential damages, even if
25  * Sun has been advised of the possibility of such damages.
26  *
27  * Sun Microsystems, Inc.
28  * 2550 Garcia Avenue
29  * Mountain View, California  94043
30  *
31  *	from: @(#)auth_des.h 2.2 88/07/29 4.0 RPCSRC
32  *	from: @(#)auth_des.h 1.14    94/04/25 SMI
33  */
34 
35 /*
36  * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
37  */
38 
39 /*
40  * auth_des.h, Protocol for DES style authentication for RPC
41  */
42 
43 #ifndef _AUTH_DES_
44 #define _AUTH_DES_
45 
46 /*
47  * There are two kinds of "names": fullnames and nicknames
48  */
49 enum authdes_namekind {
50 	ADN_FULLNAME,
51 	ADN_NICKNAME
52 };
53 
54 /*
55  * A fullname contains the network name of the client,
56  * a conversation key and the window
57  */
58 struct authdes_fullname {
59 	char *name;		/* network name of client, up to MAXNETNAMELEN */
60 	des_block key;		/* conversation key */
61 	u_long window;		/* associated window */
62 };
63 
64 
65 /*
66  * A credential
67  */
68 struct authdes_cred {
69 	enum authdes_namekind adc_namekind;
70 	struct authdes_fullname adc_fullname;
71 	u_long adc_nickname;
72 };
73 
74 
75 
76 /*
77  * A des authentication verifier
78  */
79 struct authdes_verf {
80 	union {
81 		struct timeval adv_ctime;	/* clear time */
82 		des_block adv_xtime;		/* crypt time */
83 	} adv_time_u;
84 	u_long adv_int_u;
85 };
86 
87 /*
88  * des authentication verifier: client variety
89  *
90  * adv_timestamp is the current time.
91  * adv_winverf is the credential window + 1.
92  * Both are encrypted using the conversation key.
93  */
94 #define adv_timestamp	adv_time_u.adv_ctime
95 #define adv_xtimestamp	adv_time_u.adv_xtime
96 #define adv_winverf	adv_int_u
97 
98 /*
99  * des authentication verifier: server variety
100  *
101  * adv_timeverf is the client's timestamp + client's window
102  * adv_nickname is the server's nickname for the client.
103  * adv_timeverf is encrypted using the conversation key.
104  */
105 #define adv_timeverf	adv_time_u.adv_ctime
106 #define adv_xtimeverf	adv_time_u.adv_xtime
107 #define adv_nickname	adv_int_u
108 
109 /*
110  * Map a des credential into a unix cred.
111  *
112  */
113 __BEGIN_DECLS
114 extern int authdes_getucred( struct authdes_cred *, uid_t *, gid_t *, int *, gid_t * );
115 __END_DECLS
116 
117 __BEGIN_DECLS
118 extern bool_t	xdr_authdes_cred(XDR *, struct authdes_cred *);
119 extern bool_t	xdr_authdes_verf(XDR *, struct authdes_verf *);
120 extern int	rtime(dev_t, struct netbuf *, int, struct timeval *,
121 		    struct timeval *);
122 extern void	kgetnetname(char *);
123 extern enum auth_stat _svcauth_des(struct svc_req *, struct rpc_msg *);
124 __END_DECLS
125 
126 #endif /* ndef _AUTH_DES_ */
127