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