2 * Copyright (c) 2009, Sun Microsystems, Inc.
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.
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
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26 * POSSIBILITY OF SUCH DAMAGE.
30 #if defined(LIBC_SCCS) && !defined(lint)
31 static char *sccsid = "@(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro";
32 static char *sccsid = "@(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC";
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD: src/lib/libc/rpc/auth_none.c,v 1.12 2002/03/22 23:18:35 obrien Exp $");
41 * Creates a client authentication handle for passing "null"
42 * credentials and verifiers to remote systems.
44 * Copyright (C) 1984, Sun Microsystems, Inc.
47 #include <reentrant.h>
50 #include <rpc/types.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 extern bool_t xdr_opaque_auth();
68 static struct auth_ops *authnone_ops();
70 static struct authnone_private {
72 char marshalled_client[MAX_MARSHAL_SIZE];
79 struct authnone_private *ap = authnone_private;
82 extern mutex_t authnone_lock;
84 mutex_lock(&authnone_lock);
86 ap = (struct authnone_private *)calloc(1, sizeof (*ap));
88 mutex_unlock(&authnone_lock);
91 authnone_private = ap;
94 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
95 ap->no_client.ah_ops = authnone_ops();
97 xdrmem_create(xdrs, ap->marshalled_client,
98 (u_int)MAX_MARSHAL_SIZE, XDR_ENCODE);
99 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_cred);
100 (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_verf);
101 ap->mcnt = XDR_GETPOS(xdrs);
104 mutex_unlock(&authnone_lock);
105 return (&ap->no_client);
110 authnone_marshal(AUTH *client, XDR *xdrs)
112 struct authnone_private *ap;
114 extern mutex_t authnone_lock;
116 assert(xdrs != NULL);
118 mutex_lock(&authnone_lock);
119 ap = authnone_private;
121 rv = (*xdrs->x_ops->x_putbytes)(xdrs, ap->marshalled_client,
124 mutex_unlock(&authnone_lock);
128 /* All these unused parameters are required to keep ANSI-C from grumbling */
131 authnone_verf(AUTH *client)
137 authnone_validate(AUTH *client, struct opaque_auth *opaque)
145 authnone_refresh(AUTH *client, void *dummy)
153 authnone_destroy(AUTH *client)
158 authnone_wrap(AUTH *auth, XDR *xdrs, xdrproc_t xfunc, caddr_t xwhere)
160 return ((*xfunc)(xdrs, xwhere));
163 static struct auth_ops *
166 static struct auth_ops ops;
167 extern mutex_t ops_lock;
169 /* VARIABLES PROTECTED BY ops_lock: ops */
171 mutex_lock(&ops_lock);
172 if (ops.ah_nextverf == NULL) {
173 ops.ah_nextverf = authnone_verf;
174 ops.ah_marshal = authnone_marshal;
175 ops.ah_validate = authnone_validate;
176 ops.ah_refresh = authnone_refresh;
177 ops.ah_destroy = authnone_destroy;
178 ops.ah_wrap = authnone_wrap;
179 ops.ah_unwrap = authnone_wrap;
181 mutex_unlock(&ops_lock);