1/*
2 * bthost.c
3 *
4 * Copyright (c) 2003 Maksim Yevmenkin <m_evmenkin@yahoo.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $Id: bthost.c,v 1.5 2003/05/21 20:30:01 max Exp $
29 * $FreeBSD$
30 */
31
32#include <bluetooth.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <unistd.h>
36
37static int  hostmode  (char const *arg, int brief);
38static int  protomode (char const *arg, int brief);
39static void usage     (void);
40
41int
42main(int argc, char **argv)
43{
44	int	opt, brief = 0, proto = 0;
45
46	while ((opt = getopt(argc, argv, "bhp")) != -1) {
47		switch (opt) {
48		case 'b':
49			brief = 1;
50			break;
51
52		case 'p':
53			proto = 1;
54			break;
55
56		case 'h':
57		default:
58			usage();
59			/* NOT REACHED */
60		}
61	}
62
63	argc -= optind;
64	argv += optind;
65
66	if (argc < 1)
67		usage();
68
69	exit(proto? protomode(*argv, brief) : hostmode(*argv, brief));
70}
71
72static int
73hostmode(char const *arg, int brief)
74{
75	struct hostent	*he = NULL;
76	bdaddr_t	 ba;
77	char		 bastr[32];
78	int		 reverse;
79
80	if (bt_aton(arg, &ba) == 1) {
81		reverse = 1;
82		he = bt_gethostbyaddr((char const *) &ba, sizeof(ba),
83					AF_BLUETOOTH);
84	} else {
85		reverse = 0;
86		he = bt_gethostbyname(arg);
87	}
88
89	if (he == NULL) {
90		herror(reverse? bt_ntoa(&ba, bastr) : arg);
91		return (1);
92	}
93
94	if (brief)
95		printf("%s", reverse? he->h_name :
96				bt_ntoa((bdaddr_t *)(he->h_addr), bastr));
97	else
98		printf("Host %s has %s %s\n",
99			reverse? bt_ntoa(&ba, bastr) : arg,
100			reverse? "name" : "address",
101			reverse? he->h_name :
102				bt_ntoa((bdaddr_t *)(he->h_addr), bastr));
103
104	return (0);
105}
106
107static int
108protomode(char const *arg, int brief)
109{
110	struct protoent	*pe = NULL;
111	int		 proto;
112
113	if ((proto = atoi(arg)) != 0)
114		pe = bt_getprotobynumber(proto);
115	else
116		pe = bt_getprotobyname(arg);
117
118	if (pe == NULL) {
119		fprintf(stderr, "%s: Unknown Protocol/Service Multiplexor\n", arg);
120		return (1);
121	}
122
123	if (brief) {
124		if (proto)
125			printf("%s", pe->p_name);
126		else
127			printf("%d", pe->p_proto);
128	} else {
129		printf("Protocol/Service Multiplexor %s has number %d\n",
130			pe->p_name, pe->p_proto);
131	}
132
133	return (0);
134}
135
136static void
137usage(void)
138{
139	fprintf(stdout, "Usage: bthost [-b -h -p] host_or_protocol\n");
140	exit(255);
141}
142
143