usr/src/uts/common/sys/iscsit/radius_protocol.h

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