xref: /openbsd/include/rpc/auth_unix.h (revision cb7760d1)
1 /*	$OpenBSD: auth_unix.h,v 1.5 2010/09/01 14:43:34 millert Exp $	*/
2 /*	$NetBSD: auth_unix.h,v 1.4 1994/10/26 00:56:56 cgd Exp $	*/
3 
4 /*
5  * Copyright (c) 2010, Oracle America, Inc.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are
9  * met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above
14  *       copyright notice, this list of conditions and the following
15  *       disclaimer in the documentation and/or other materials
16  *       provided with the distribution.
17  *     * Neither the name of the "Oracle America, Inc." nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
26  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
28  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
31  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33  *
34  *	from: @(#)auth_unix.h 1.8 88/02/08 SMI
35  *	@(#)auth_unix.h	2.2 88/07/29 4.0 RPCSRC
36  */
37 
38 /*
39  * auth_unix.h, Protocol for UNIX style authentication parameters for RPC
40  */
41 
42 /*
43  * The system is very weak.  The client uses no encryption for  it
44  * credentials and only sends null verifiers.  The server sends backs
45  * null verifiers or optionally a verifier that suggests a new short hand
46  * for the credentials.
47  */
48 
49 #ifndef _RPC_AUTH_UNIX_H
50 #define _RPC_AUTH_UNIX_H
51 #include <sys/cdefs.h>
52 
53 /* The machine name is part of a credential; it may not exceed 255 bytes */
54 #define MAX_MACHINE_NAME 255
55 
56 /* gids compose part of a credential; there may not be more than 16 of them */
57 #define NGRPS 16
58 
59 /*
60  * Unix style credentials.
61  */
62 struct authunix_parms {
63 	unsigned long	 aup_time;
64 	char		*aup_machname;
65 	int	 	 aup_uid;
66 	int	 	 aup_gid;
67 	unsigned int	 aup_len;
68 	int		*aup_gids;
69 };
70 
71 __BEGIN_DECLS
72 extern bool_t xdr_authunix_parms(XDR *, struct authunix_parms *);
73 __END_DECLS
74 
75 /*
76  * If a response verifier has flavor AUTH_SHORT,
77  * then the body of the response verifier encapsulates the following structure;
78  * again it is serialized in the obvious fashion.
79  */
80 struct short_hand_verf {
81 	struct opaque_auth new_cred;
82 };
83 
84 #endif /* !_RPC_AUTH_UNIX_H */
85