1/*
2 * Copyright (c) 2000, 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 * $Id: nb_lib.h,v 1.2 2000/07/17 01:49:27 bp Exp $
33 * $FreeBSD$
34 */
35#ifndef _NETSMB_NB_LIB_H_
36#define	_NETSMB_NB_LIB_H_
37
38/*
39 * Error codes
40 */
41#define NBERR_INVALIDFORMAT	0x0001
42#define NBERR_SRVFAILURE	0x0002
43#define NBERR_NAMENOTFOUND	0x0003
44#define NBERR_IMP		0x0004
45#define NBERR_REFUSED		0x0005
46#define NBERR_ACTIVE		0x0006
47#define NBERR_HOSTNOTFOUND	0x0101
48#define NBERR_TOOMANYREDIRECTS	0x0102
49#define NBERR_INVALIDRESPONSE	0x0103
50#define NBERR_NAMETOOLONG	0x0104
51#define	NBERR_NOBCASTIFS	0x0105
52#define NBERR_MAX		0x0106
53#define NBERROR(e)		((e) |  SMB_NB_ERROR)
54
55#define	NBCF_RESOLVED	0x0001
56
57/*
58 * nb environment
59 */
60struct nb_ctx {
61	int		nb_flags;
62	int		nb_timo;
63	char *		nb_scope;	/* NetBIOS scope */
64	char *		nb_nsname;	/* name server */
65	struct sockaddr_in	nb_ns;	/* ip addr of name server */
66	struct sockaddr_in	nb_lastns;
67	long		nb_nmbtcpport;	/* default: NMB_TCP_PORT = 137 */
68	long		nb_smbtcpport;	/* default: SMB_TCP_PORT = 139 */
69};
70
71/*
72 * resource record
73 */
74struct nbns_rr {
75	u_char *	rr_name;	/* compressed NETBIOS name */
76	u_int16_t	rr_type;
77	u_int16_t	rr_class;
78	u_int32_t	rr_ttl;
79	u_int16_t	rr_rdlength;
80	u_char *	rr_data;
81};
82
83#define NBRQF_BROADCAST		0x0001
84/*
85 * nbns request
86 */
87struct nbns_rq {
88	int		nr_opcode;
89	int		nr_nmflags;
90	int		nr_rcode;
91	int		nr_qdcount;
92	int		nr_ancount;
93	int		nr_nscount;
94	int		nr_arcount;
95	struct nb_name*	nr_qdname;
96	u_int16_t	nr_qdtype;
97	u_int16_t	nr_qdclass;
98	struct sockaddr_in nr_dest;	/* receiver of query */
99	struct sockaddr_in nr_sender;	/* sender of response */
100	int		nr_rpnmflags;
101	int		nr_rprcode;
102	u_int16_t	nr_rpancount;
103	u_int16_t	nr_rpnscount;
104	u_int16_t	nr_rparcount;
105	u_int16_t	nr_trnid;
106	struct nb_ctx *	nr_nbd;
107	struct mbdata	nr_rq;
108	struct mbdata	nr_rp;
109	struct nb_ifdesc *nr_if;
110	int		nr_flags;
111	int		nr_fd;
112};
113
114struct nb_ifdesc {
115	int		id_flags;
116	struct in_addr	id_addr;
117	struct in_addr	id_mask;
118	char		id_name[16];	/* actually IFNAMSIZ */
119	struct nb_ifdesc * id_next;
120};
121
122struct sockaddr;
123
124__BEGIN_DECLS
125
126int nb_name_len(struct nb_name *);
127int nb_name_encode(struct nb_name *, u_char *);
128int nb_encname_len(const char *);
129
130int  nb_snballoc(int namelen, struct sockaddr_nb **);
131void nb_snbfree(struct sockaddr*);
132int  nb_sockaddr(struct sockaddr *, struct nb_name *, struct sockaddr_nb **);
133
134int  nb_resolvehost_in(const char *, struct sockaddr **, long);
135int  nbns_resolvename(const char *, struct nb_ctx *, struct sockaddr **);
136int  nb_getlocalname(char *name);
137int  nb_enum_if(struct nb_ifdesc **, int);
138
139const char *nb_strerror(int error);
140
141int  nb_ctx_create(struct nb_ctx **);
142void nb_ctx_done(struct nb_ctx *);
143int  nb_ctx_setns(struct nb_ctx *, const char *);
144int  nb_ctx_setscope(struct nb_ctx *, const char *);
145int  nb_ctx_resolve(struct nb_ctx *);
146int  nb_ctx_readrcsection(struct rcfile *, struct nb_ctx *, const char *, int);
147
148__END_DECLS
149
150#endif /* !_NETSMB_NB_LIB_H_ */
151