2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
25 * Sun Microsystems, Inc.
27 * Mountain View, California 94043
29 * @(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro
30 * @(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC
31 * $NetBSD: auth_none.c,v 1.13 2000/01/22 22:19:17 mycroft Exp $
32 * $FreeBSD: src/lib/libc/rpc/auth_none.c,v 1.14 2006/02/27 22:10:58 deischen Exp $
33 * $DragonFly: src/lib/libc/rpc/auth_none.c,v 1.4 2005/11/13 12:27:04 swildner Exp $
38 * Creates a client authentication handle for passing "null"
39 * credentials and verifiers to remote systems.
41 * Copyright (C) 1984, Sun Microsystems, Inc.
44 #include "namespace.h"
45 #include "reentrant.h"
48 #include <rpc/types.h>
51 #include "un-namespace.h"
54 #define MAX_MARSHAL_SIZE 20
57 * Authenticator operations routines
60 static bool_t authnone_marshal(AUTH *, XDR *);
61 static void authnone_verf(AUTH *);
62 static bool_t authnone_validate(AUTH *, struct opaque_auth *);
63 static bool_t authnone_refresh(AUTH *, void *);
64 static void authnone_destroy(AUTH *);
66 static struct auth_ops *authnone_ops(void);
68 static struct authnone_private {
70 char marshalled_client[MAX_MARSHAL_SIZE];
77 struct authnone_private *ap = authnone_private;
81 mutex_lock(&authnone_lock);
83 ap = (struct authnone_private *)calloc(1, sizeof (*ap));
85 mutex_unlock(&authnone_lock);
88 authnone_private = ap;
91 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
92 ap->no_client.ah_ops = authnone_ops();
94 xdrmem_create(xdrs, ap->marshalled_client,
95 (u_int)MAX_MARSHAL_SIZE, XDR_ENCODE);
96 xdr_opaque_auth(xdrs, &ap->no_client.ah_cred);
97 xdr_opaque_auth(xdrs, &ap->no_client.ah_verf);
98 ap->mcnt = XDR_GETPOS(xdrs);
101 mutex_unlock(&authnone_lock);
102 return (&ap->no_client);
107 authnone_marshal(AUTH *client, XDR *xdrs)
109 struct authnone_private *ap;
112 assert(xdrs != NULL);
114 ap = authnone_private;
116 mutex_unlock(&authnone_lock);
119 dummy = (*xdrs->x_ops->x_putbytes)(xdrs,
120 ap->marshalled_client, ap->mcnt);
121 mutex_unlock(&authnone_lock);
125 /* All these unused parameters are required to keep ANSI-C from grumbling */
128 authnone_verf(AUTH *client)
134 authnone_validate(AUTH *client, struct opaque_auth *opaque)
142 authnone_refresh(AUTH *client, void *dummy)
150 authnone_destroy(AUTH *client)
154 static struct auth_ops *
157 static struct auth_ops ops;
159 /* VARIABLES PROTECTED BY ops_lock: ops */
161 mutex_lock(&ops_lock);
162 if (ops.ah_nextverf == NULL) {
163 ops.ah_nextverf = authnone_verf;
164 ops.ah_marshal = authnone_marshal;
165 ops.ah_validate = authnone_validate;
166 ops.ah_refresh = authnone_refresh;
167 ops.ah_destroy = authnone_destroy;
169 mutex_unlock(&ops_lock);