xref: /illumos-gate/usr/src/uts/common/sys/iscsit/radius_protocol.h (revision a6d42e7d71324c5193c3b94d57d96ba2925d52e1)
1*a6d42e7dSPeter Dunlap /*
2*a6d42e7dSPeter Dunlap  * CDDL HEADER START
3*a6d42e7dSPeter Dunlap  *
4*a6d42e7dSPeter Dunlap  * The contents of this file are subject to the terms of the
5*a6d42e7dSPeter Dunlap  * Common Development and Distribution License (the "License").
6*a6d42e7dSPeter Dunlap  * You may not use this file except in compliance with the License.
7*a6d42e7dSPeter Dunlap  *
8*a6d42e7dSPeter Dunlap  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*a6d42e7dSPeter Dunlap  * or http://www.opensolaris.org/os/licensing.
10*a6d42e7dSPeter Dunlap  * See the License for the specific language governing permissions
11*a6d42e7dSPeter Dunlap  * and limitations under the License.
12*a6d42e7dSPeter Dunlap  *
13*a6d42e7dSPeter Dunlap  * When distributing Covered Code, include this CDDL HEADER in each
14*a6d42e7dSPeter Dunlap  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*a6d42e7dSPeter Dunlap  * If applicable, add the following below this CDDL HEADER, with the
16*a6d42e7dSPeter Dunlap  * fields enclosed by brackets "[]" replaced with your own identifying
17*a6d42e7dSPeter Dunlap  * information: Portions Copyright [yyyy] [name of copyright owner]
18*a6d42e7dSPeter Dunlap  *
19*a6d42e7dSPeter Dunlap  * CDDL HEADER END
20*a6d42e7dSPeter Dunlap  */
21*a6d42e7dSPeter Dunlap /*
22*a6d42e7dSPeter Dunlap  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23*a6d42e7dSPeter Dunlap  * Use is subject to license terms.
24*a6d42e7dSPeter Dunlap  */
25*a6d42e7dSPeter Dunlap 
26*a6d42e7dSPeter Dunlap #ifndef	_RADIUS_PROTOCOL_H
27*a6d42e7dSPeter Dunlap #define	_RADIUS_PROTOCOL_H
28*a6d42e7dSPeter Dunlap 
29*a6d42e7dSPeter Dunlap #ifdef __cplusplus
30*a6d42e7dSPeter Dunlap extern "C" {
31*a6d42e7dSPeter Dunlap #endif
32*a6d42e7dSPeter Dunlap 
33*a6d42e7dSPeter Dunlap /* Packet type. RFC 2865 section 4. */
34*a6d42e7dSPeter Dunlap #define	RAD_ACCESS_REQ		1	/* Authentication Request */
35*a6d42e7dSPeter Dunlap #define	RAD_ACCESS_ACPT		2	/* Authentication Accepted */
36*a6d42e7dSPeter Dunlap #define	RAD_ACCESS_REJ		3	/* Authentication Rejected */
37*a6d42e7dSPeter Dunlap 
38*a6d42e7dSPeter Dunlap /* RADIUS Attribute Types. RFC 2865 section 5. */
39*a6d42e7dSPeter Dunlap #define	RAD_USER_NAME		1
40*a6d42e7dSPeter Dunlap #define	RAD_CHAP_PASSWORD	3
41*a6d42e7dSPeter Dunlap #define	RAD_CHAP_CHALLENGE	60
42*a6d42e7dSPeter Dunlap 
43*a6d42e7dSPeter Dunlap /* RFC 2865 Section 3. The Identifier field is one octet. */
44*a6d42e7dSPeter Dunlap #define	RAD_IDENTIFIER_LEN	1
45*a6d42e7dSPeter Dunlap 
46*a6d42e7dSPeter Dunlap /* RFC 2865 Section 5.3. The String field is 16 octets. */
47*a6d42e7dSPeter Dunlap #define	RAD_CHAP_PASSWD_STR_LEN	16
48*a6d42e7dSPeter Dunlap 
49*a6d42e7dSPeter Dunlap /* RFC 2865 Section 3. Authenticator field is 16 octets. */
50*a6d42e7dSPeter Dunlap #define	RAD_AUTHENTICATOR_LEN	16
51*a6d42e7dSPeter Dunlap 
52*a6d42e7dSPeter Dunlap /* RFC 2865 Section 5: 1-253 octets */
53*a6d42e7dSPeter Dunlap #define	MAX_RAD_ATTR_VALUE_LEN	253
54*a6d42e7dSPeter Dunlap 
55*a6d42e7dSPeter Dunlap /* RFC 2865 Section 3. Minimum length 20 octets. */
56*a6d42e7dSPeter Dunlap #define	MIN_RAD_PACKET_LEN	20
57*a6d42e7dSPeter Dunlap 
58*a6d42e7dSPeter Dunlap /* RFC 2865 Section 3. Maximum length 4096 octets. */
59*a6d42e7dSPeter Dunlap #define	MAX_RAD_PACKET_LEN	4096
60*a6d42e7dSPeter Dunlap 
61*a6d42e7dSPeter Dunlap /* Maximum RADIUS shared secret length (in fact there is no defined limit) */
62*a6d42e7dSPeter Dunlap #define	MAX_RAD_SHARED_SECRET_LEN	128
63*a6d42e7dSPeter Dunlap 
64*a6d42e7dSPeter Dunlap /* RFC 2865 Section 3. Minimum RADIUS shared secret length */
65*a6d42e7dSPeter Dunlap #define	MIN_RAD_SHARED_SECRET_LEN	16
66*a6d42e7dSPeter Dunlap 
67*a6d42e7dSPeter Dunlap /* Raw RADIUS packet. RFC 2865 section 3. */
68*a6d42e7dSPeter Dunlap typedef struct radius_packet {
69*a6d42e7dSPeter Dunlap 	uint8_t	code;		/* RADIUS code, section 3, RFC 2865 */
70*a6d42e7dSPeter Dunlap 	uint8_t	identifier;	/* 1 octet in length. RFC 2865 section 3 */
71*a6d42e7dSPeter Dunlap 	uint8_t	length[2];	/* 2 octets, or sizeof (u_short) */
72*a6d42e7dSPeter Dunlap 	uint8_t	authenticator[RAD_AUTHENTICATOR_LEN];
73*a6d42e7dSPeter Dunlap 	uint8_t	data[1];
74*a6d42e7dSPeter Dunlap } radius_packet_t;
75*a6d42e7dSPeter Dunlap 
76*a6d42e7dSPeter Dunlap /* Length of a RADIUS packet minus the payload */
77*a6d42e7dSPeter Dunlap #define	RAD_PACKET_HDR_LEN		20
78*a6d42e7dSPeter Dunlap 
79*a6d42e7dSPeter Dunlap #ifdef __cplusplus
80*a6d42e7dSPeter Dunlap }
81*a6d42e7dSPeter Dunlap #endif
82*a6d42e7dSPeter Dunlap 
83*a6d42e7dSPeter Dunlap #endif /* _RADIUS_PROTOCOL_H */
84