xref: /freebsd/include/rpc/auth_unix.h (revision 485ac45a536e186a26411277af1fe98ef0d17c2b)
1 /*-
2  * Copyright (c) 2009, Sun Microsystems, Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  * - Redistributions of source code must retain the above copyright notice,
8  *   this list of conditions and the following disclaimer.
9  * - Redistributions in binary form must reproduce the above copyright notice,
10  *   this list of conditions and the following disclaimer in the documentation
11  *   and/or other materials provided with the distribution.
12  * - Neither the name of Sun Microsystems, Inc. nor the names of its
13  *   contributors may be used to endorse or promote products derived
14  *   from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  *
28  *	from: @(#)auth_unix.h 1.8 88/02/08 SMI
29  *	from: @(#)auth_unix.h	2.2 88/07/29 4.0 RPCSRC
30  * $FreeBSD$
31  */
32 
33 /*
34  * auth_unix.h, Protocol for UNIX style authentication parameters for RPC
35  *
36  * Copyright (C) 1984, Sun Microsystems, Inc.
37  */
38 
39 /*
40  * The system is very weak.  The client uses no encryption for  it
41  * credentials and only sends null verifiers.  The server sends backs
42  * null verifiers or optionally a verifier that suggests a new short hand
43  * for the credentials.
44  */
45 
46 #ifndef _RPC_AUTH_UNIX_H
47 #define _RPC_AUTH_UNIX_H
48 #include <sys/cdefs.h>
49 
50 /* The machine name is part of a credential; it may not exceed 255 bytes */
51 #define MAX_MACHINE_NAME 255
52 
53 /* gids compose part of a credential; there may not be more than 16 of them */
54 #define NGRPS 16
55 
56 /*
57  * Unix style credentials.
58  */
59 struct authunix_parms {
60 	u_long	 aup_time;
61 	char	*aup_machname;
62 	u_int	 aup_uid;
63 	u_int	 aup_gid;
64 	u_int	 aup_len;
65 	u_int	*aup_gids;
66 };
67 
68 #define authsys_parms authunix_parms
69 
70 __BEGIN_DECLS
71 extern bool_t xdr_authunix_parms(XDR *, struct authunix_parms *);
72 __END_DECLS
73 
74 /*
75  * If a response verifier has flavor AUTH_SHORT,
76  * then the body of the response verifier encapsulates the following structure;
77  * again it is serialized in the obvious fashion.
78  */
79 struct short_hand_verf {
80 	struct opaque_auth new_cred;
81 };
82 
83 #endif /* !_RPC_AUTH_UNIX_H */
84