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1 | /* | |
2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
6 | * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights | |
7 | * Reserved. This file contains Original Code and/or Modifications of | |
8 | * Original Code as defined in and that are subject to the Apple Public | |
9 | * Source License Version 1.1 (the "License"). You may not use this file | |
10 | * except in compliance with the License. Please obtain a copy of the | |
11 | * License at http://www.apple.com/publicsource and read it before using | |
12 | * this file. | |
13 | * | |
14 | * The Original Code and all software distributed under the License are | |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the | |
19 | * License for the specific language governing rights and limitations | |
20 | * under the License. | |
21 | * | |
22 | * @APPLE_LICENSE_HEADER_END@ | |
23 | */ | |
24 | /* | |
25 | * Sun RPC is a product of Sun Microsystems, Inc. and is provided for | |
26 | * unrestricted use provided that this legend is included on all tape | |
27 | * media and as a part of the software program in whole or part. Users | |
28 | * may copy or modify Sun RPC without charge, but are not authorized | |
29 | * to license or distribute it to anyone else except as part of a product or | |
30 | * program developed by the user. | |
31 | * | |
32 | * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE | |
33 | * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR | |
34 | * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. | |
35 | * | |
36 | * Sun RPC is provided with no support and without any obligation on the | |
37 | * part of Sun Microsystems, Inc. to assist in its use, correction, | |
38 | * modification or enhancement. | |
39 | * | |
40 | * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE | |
41 | * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC | |
42 | * OR ANY PART THEREOF. | |
43 | * | |
44 | * In no event will Sun Microsystems, Inc. be liable for any lost revenue | |
45 | * or profits or other special, indirect and consequential damages, even if | |
46 | * Sun has been advised of the possibility of such damages. | |
47 | * | |
48 | * Sun Microsystems, Inc. | |
49 | * 2550 Garcia Avenue | |
50 | * Mountain View, California 94043 | |
51 | */ | |
52 | ||
53 | #if defined(LIBC_SCCS) && !defined(lint) | |
54 | /*static char *sccsid = "from: @(#)auth_none.c 1.19 87/08/11 Copyr 1984 Sun Micro";*/ | |
55 | /*static char *sccsid = "from: @(#)auth_none.c 2.1 88/07/29 4.0 RPCSRC";*/ | |
56 | static char *rcsid = "$Id: auth_none.c,v 1.3 2002/02/19 20:36:22 epeyton Exp $"; | |
57 | #endif | |
58 | ||
59 | /* | |
60 | * auth_none.c | |
61 | * Creates a client authentication handle for passing "null" | |
62 | * credentials and verifiers to remote systems. | |
63 | * | |
64 | * Copyright (C) 1984, Sun Microsystems, Inc. | |
65 | */ | |
66 | ||
67 | #include <stdlib.h> | |
68 | #include <sys/types.h> | |
69 | #include <netinet/in.h> | |
70 | #include <rpc/types.h> | |
71 | #include <rpc/xdr.h> | |
72 | #include <rpc/auth.h> | |
73 | #define MAX_MARSHEL_SIZE 20 | |
74 | ||
75 | extern bool_t xdr_opaque_auth(); | |
76 | ||
77 | /* | |
78 | * Authenticator operations routines | |
79 | */ | |
80 | static void authnone_verf(); | |
81 | static void authnone_destroy(); | |
82 | static bool_t authnone_marshal(); | |
83 | static bool_t authnone_validate(); | |
84 | static bool_t authnone_refresh(); | |
85 | ||
86 | static struct auth_ops ops = { | |
87 | authnone_verf, | |
88 | authnone_marshal, | |
89 | authnone_validate, | |
90 | authnone_refresh, | |
91 | authnone_destroy | |
92 | }; | |
93 | ||
94 | static struct authnone_private { | |
95 | AUTH no_client; | |
96 | char marshalled_client[MAX_MARSHEL_SIZE]; | |
97 | u_int mcnt; | |
98 | } *authnone_private; | |
99 | ||
100 | AUTH * | |
101 | authnone_create() | |
102 | { | |
103 | register struct authnone_private *ap = authnone_private; | |
104 | XDR xdr_stream; | |
105 | register XDR *xdrs; | |
106 | ||
107 | if (ap == 0) { | |
108 | ap = (struct authnone_private *)calloc(1, sizeof (*ap)); | |
109 | if (ap == 0) | |
110 | return (0); | |
111 | authnone_private = ap; | |
112 | } | |
113 | if (!ap->mcnt) { | |
114 | ap->no_client.ah_cred = ap->no_client.ah_verf = _null_auth; | |
115 | ap->no_client.ah_ops = &ops; | |
116 | xdrs = &xdr_stream; | |
117 | xdrmem_create(xdrs, ap->marshalled_client, (u_int)MAX_MARSHEL_SIZE, | |
118 | XDR_ENCODE); | |
119 | (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_cred); | |
120 | (void)xdr_opaque_auth(xdrs, &ap->no_client.ah_verf); | |
121 | ap->mcnt = XDR_GETPOS(xdrs); | |
122 | XDR_DESTROY(xdrs); | |
123 | } | |
124 | return (&ap->no_client); | |
125 | } | |
126 | ||
127 | /*ARGSUSED*/ | |
128 | static bool_t | |
129 | authnone_marshal(client, xdrs) | |
130 | AUTH *client; | |
131 | XDR *xdrs; | |
132 | { | |
133 | register struct authnone_private *ap = authnone_private; | |
134 | ||
135 | if (ap == 0) | |
136 | return (0); | |
137 | return ((*xdrs->x_ops->x_putbytes)(xdrs, | |
138 | ap->marshalled_client, ap->mcnt)); | |
139 | } | |
140 | ||
141 | static void | |
142 | authnone_verf() | |
143 | { | |
144 | } | |
145 | ||
146 | static bool_t | |
147 | authnone_validate() | |
148 | { | |
149 | ||
150 | return (TRUE); | |
151 | } | |
152 | ||
153 | static bool_t | |
154 | authnone_refresh() | |
155 | { | |
156 | ||
157 | return (FALSE); | |
158 | } | |
159 | ||
160 | static void | |
161 | authnone_destroy() | |
162 | { | |
163 | } |