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 37 static int hostmode (char const *arg, int brief); 38 static int protomode (char const *arg, int brief); 39 static void usage (void); 40 41 int 42 main(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 72 static int 73 hostmode(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 } 106 107 static int 108 protomode(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 } 135 136 static void 137 usage(void) 138 { 139 fprintf(stdout, "Usage: bthost [-b -h -p] host_or_protocol\n"); 140 exit(255); 141 } 142 143