netbios.h revision 150802 
1/*-
2 * Copyright (c) 2000-2001 Boris Popov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *    This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * $FreeBSD: head/sys/netsmb/netbios.h 150802 2005-10-02 08:32:49Z bp $
33 */
34#ifndef _NETSMB_NETBIOS_H_
35#define	_NETSMB_NETBIOS_H_
36
37/*
38 * make this file dirty...
39 */
40#ifndef _NETINET_IN_H_
41#include <netinet/in.h>
42#endif
43
44#ifndef _NETIPX_IPX_H_
45#include <netipx/ipx.h>
46#endif
47
48#define	NMB_TCP_PORT	137
49
50#define	NBPROTO_TCPSSN	1		/* NETBIOS session over TCP */
51#define	NBPROTO_IPXSSN	11		/* NETBIOS over IPX */
52
53#define NB_NAMELEN	16
54#define	NB_ENCNAMELEN	NB_NAMELEN * 2
55#define	NB_MAXLABLEN	63
56
57#define	NB_MINSALEN	(sizeof(struct sockaddr_nb))
58
59/*
60 * name types
61 */
62#define	NBT_WKSTA		0x00
63#define	NBT_MESSENGER		0x03
64#define	NBT_RAS_SERVER		0x06
65#define	NBT_DOMAIN_MASTER_BROWSER	0x1B
66#define	NBT_DOMAIN_CONTROLLER	0x1C
67#define	NBT_MASTER_BROWSER	0x1D
68#define	NBT_NETDDE		0x1F
69#define	NBT_SERVER		0x20
70#define	NBT_RAS_CLIENT		0x21
71
72/*
73 * Session packet types
74 */
75#define	NB_SSN_MESSAGE		0x0
76#define	NB_SSN_REQUEST		0x81
77#define	NB_SSN_POSRESP		0x82
78#define	NB_SSN_NEGRESP		0x83
79#define	NB_SSN_RTGRESP		0x84
80#define	NB_SSN_KEEPALIVE	0x85
81
82/*
83 * resolver: Opcodes
84 */
85#define	NBNS_OPCODE_QUERY	0x00
86#define	NBNS_OPCODE_REGISTER	0x05
87#define	NBNS_OPCODE_RELEASE	0x06
88#define	NBNS_OPCODE_WACK	0x07
89#define	NBNS_OPCODE_REFRESH	0x08
90#define	NBNS_OPCODE_RESPONSE	0x10	/* or'ed with other opcodes */
91
92/*
93 * resolver: NM_FLAGS
94 */
95#define	NBNS_NMFLAG_BCAST	0x01
96#define	NBNS_NMFLAG_RA		0x08	/* recursion available */
97#define	NBNS_NMFLAG_RD		0x10	/* recursion desired */
98#define	NBNS_NMFLAG_TC		0x20	/* truncation occurred */
99#define	NBNS_NMFLAG_AA		0x40	/* authoritative answer */
100
101/*
102 * resolver: Question types
103 */
104#define	NBNS_QUESTION_TYPE_NB		0x0020
105#define NBNS_QUESTION_TYPE_NBSTAT	0x0021
106
107/*
108 * resolver: Question class
109 */
110#define NBNS_QUESTION_CLASS_IN	0x0001
111
112/*
113 * resolver: Limits
114 */
115#define	NBNS_MAXREDIRECTS	3	/* maximum number of accepted redirects */
116#define	NBDG_MAXSIZE		576	/* maximum nbns datagram size */
117
118/*
119 * NETBIOS addressing
120 */
121union nb_tran {
122	struct sockaddr_in	x_in;
123	struct sockaddr_ipx	x_ipx;
124};
125
126struct nb_name {
127	u_int		nn_type;
128	u_char		nn_name[NB_NAMELEN + 1];
129	u_char *	nn_scope;
130};
131
132/*
133 * Socket address
134 */
135struct sockaddr_nb {
136	u_char		snb_len;
137	u_char		snb_family;
138	union nb_tran	snb_tran;		/* transport */
139	u_char		snb_name[1 + NB_ENCNAMELEN + 1];	/* encoded */
140};
141
142#define	snb_addrin	snb_tran.x_in
143
144#endif /* !_NETSMB_NETBIOS_H_ */
145