xref: /dragonfly/sys/netproto/smb/netbios.h (revision c9c5aa9e)
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: src/sys/netsmb/netbios.h,v 1.1.2.2 2002/04/22 04:24:25 bp Exp $
33  */
34 
35 #ifndef _NETSMB_NETBIOS_H_
36 #define	_NETSMB_NETBIOS_H_
37 
38 /*
39  * make this file dirty...
40  */
41 #include <sys/types.h>
42 #ifndef _NETINET_IN_H_
43 #include <netinet/in.h>
44 #endif
45 
46 #define	NBPROTO_TCPSSN	1		/* NETBIOS session over TCP */
47 
48 #define NB_NAMELEN	16
49 #define	NB_ENCNAMELEN	NB_NAMELEN * 2
50 #define	NB_MAXLABLEN	63
51 
52 #define	NB_MINSALEN	(sizeof(struct sockaddr_nb))
53 
54 /*
55  * name types
56  */
57 #define	NBT_WKSTA		0x00
58 #define	NBT_MESSENGER		0x03
59 #define	NBT_RAS_SERVER		0x06
60 #define	NBT_DOMAIN_MASTER_BROWSER	0x1B
61 #define	NBT_DOMAIN_CONTROLLER	0x1C
62 #define	NBT_MASTER_BROWSER	0x1D
63 #define	NBT_NETDDE		0x1F
64 #define	NBT_SERVER		0x20
65 #define	NBT_RAS_CLIENT		0x21
66 
67 /*
68  * Session packet types
69  */
70 #define	NB_SSN_MESSAGE		0x0
71 #define	NB_SSN_REQUEST		0x81
72 #define	NB_SSN_POSRESP		0x82
73 #define	NB_SSN_NEGRESP		0x83
74 #define	NB_SSN_RTGRESP		0x84
75 #define	NB_SSN_KEEPALIVE	0x85
76 
77 /*
78  * resolver: Opcodes
79  */
80 #define	NBNS_OPCODE_QUERY	0x00
81 #define	NBNS_OPCODE_REGISTER	0x05
82 #define	NBNS_OPCODE_RELEASE	0x06
83 #define	NBNS_OPCODE_WACK	0x07
84 #define	NBNS_OPCODE_REFRESH	0x08
85 #define	NBNS_OPCODE_RESPONSE	0x10	/* or'ed with other opcodes */
86 
87 /*
88  * resolver: NM_FLAGS
89  */
90 #define	NBNS_NMFLAG_BCAST	0x01
91 #define	NBNS_NMFLAG_RA		0x08	/* recursion available */
92 #define	NBNS_NMFLAG_RD		0x10	/* recursion desired */
93 #define	NBNS_NMFLAG_TC		0x20	/* truncation occured */
94 #define	NBNS_NMFLAG_AA		0x40	/* authoritative answer */
95 
96 /*
97  * resolver: Question types
98  */
99 #define	NBNS_QUESTION_TYPE_NB		0x0020
100 #define NBNS_QUESTION_TYPE_NBSTAT	0x0021
101 
102 /*
103  * resolver: Question class
104  */
105 #define NBNS_QUESTION_CLASS_IN	0x0001
106 
107 /*
108  * resolver: Limits
109  */
110 #define	NBNS_MAXREDIRECTS	3	/* maximum number of accepted redirects */
111 #define	NBDG_MAXSIZE		576	/* maximum nbns datagram size */
112 
113 /*
114  * NETBIOS addressing
115  */
116 union nb_tran {
117 	struct sockaddr_in	x_in;
118 };
119 
120 struct nb_name {
121 	u_int		nn_type;
122 	u_char		nn_name[NB_NAMELEN + 1];
123 	u_char *	nn_scope;
124 };
125 
126 /*
127  * Socket address
128  */
129 struct sockaddr_nb {
130 	u_char		snb_len;
131 	u_char		snb_family;
132 	union nb_tran	snb_tran;		/* transport */
133 	u_char		snb_name[1 + NB_ENCNAMELEN + 1];	/* encoded */
134 };
135 
136 #define	snb_addrin	snb_tran.x_in
137 
138 #endif /* !_NETSMB_NETBIOS_H_ */
139