* bits/libc-tsd.h (__libc_tsd_define, __libc_tsd_address,
[glibc/pb-stable.git] / sunrpc / auth_none.c
blobf459520a2c51ba35d1f00871561d6bde11b6757f
1 /*
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.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
30 * Copyright (C) 1984, Sun Microsystems, Inc.
33 * auth_none.c
34 * Creates a client authentication handle for passing "null"
35 * credentials and verifiers to remote systems.
38 #include <rpc/rpc.h>
39 #include <bits/libc-lock.h>
41 #define MAX_MARSHAL_SIZE 20
44 * Authenticator operations routines
46 static void authnone_verf (AUTH *);
47 static void authnone_destroy (AUTH *);
48 static bool_t authnone_marshal (AUTH *, XDR *);
49 static bool_t authnone_validate (AUTH *, struct opaque_auth *);
50 static bool_t authnone_refresh (AUTH *);
52 static const struct auth_ops ops = {
53 authnone_verf,
54 authnone_marshal,
55 authnone_validate,
56 authnone_refresh,
57 authnone_destroy
60 /* Internal data and routines */
62 struct authnone_private_s {
63 AUTH no_client;
64 char marshalled_client[MAX_MARSHAL_SIZE];
65 u_int mcnt;
68 static struct authnone_private_s authnone_private;
69 __libc_once_define(static, authnone_private_guard);
71 static void authnone_create_once (void);
73 static void
74 authnone_create_once (void)
76 struct authnone_private_s *ap;
77 XDR xdr_stream;
78 XDR *xdrs;
80 ap = &authnone_private;
82 ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth;
83 ap->no_client.ah_ops = (struct auth_ops *) &ops;
84 xdrs = &xdr_stream;
85 INTUSE(xdrmem_create) (xdrs, ap->marshalled_client,
86 (u_int) MAX_MARSHAL_SIZE, XDR_ENCODE);
87 (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_cred);
88 (void) INTUSE(xdr_opaque_auth) (xdrs, &ap->no_client.ah_verf);
89 ap->mcnt = XDR_GETPOS (xdrs);
90 XDR_DESTROY (xdrs);
93 AUTH *
94 authnone_create (void)
96 __libc_once (authnone_private_guard, authnone_create_once);
97 return &authnone_private.no_client;
99 INTDEF (authnone_create)
101 static bool_t
102 authnone_marshal (AUTH *client, XDR *xdrs)
104 struct authnone_private_s *ap;
106 /* authnone_create returned authnone_private->no_client, which is
107 the first field of struct authnone_private_s. */
108 ap = (struct authnone_private_s *) client;
109 if (ap == NULL)
110 return FALSE;
111 return (*xdrs->x_ops->x_putbytes) (xdrs, ap->marshalled_client, ap->mcnt);
114 static void
115 authnone_verf (AUTH *auth)
119 static bool_t
120 authnone_validate (AUTH *auth, struct opaque_auth *oa)
122 return TRUE;
125 static bool_t
126 authnone_refresh (AUTH *auth)
128 return FALSE;
131 static void
132 authnone_destroy (AUTH *auth)