1/*** 2 This file is part of avahi. 3 4 avahi is free software; you can redistribute it and/or modify it 5 under the terms of the GNU Lesser General Public License as 6 published by the Free Software Foundation; either version 2.1 of the 7 License, or (at your option) any later version. 8 9 avahi is distributed in the hope that it will be useful, but WITHOUT 10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 11 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General 12 Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with avahi; if not, write to the Free Software 16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 17 USA. 18***/ 19 20#ifdef HAVE_CONFIG_H 21#include <config.h> 22#endif 23 24#include <stdio.h> 25#include <assert.h> 26 27#include <avahi-client/client.h> 28#include <avahi-client/lookup.h> 29#include <avahi-common/error.h> 30#include <avahi-common/simple-watch.h> 31#include <avahi-common/malloc.h> 32 33static void hexdump(const void* p, size_t size) { 34 const uint8_t *c = p; 35 assert(p); 36 37 printf("Dumping %lu bytes from %p:\n", (unsigned long) size, p); 38 39 while (size > 0) { 40 unsigned i; 41 42 for (i = 0; i < 16; i++) { 43 if (i < size) 44 printf("%02x ", c[i]); 45 else 46 printf(" "); 47 } 48 49 for (i = 0; i < 16; i++) { 50 if (i < size) 51 printf("%c", c[i] >= 32 && c[i] < 127 ? c[i] : '.'); 52 else 53 printf(" "); 54 } 55 56 printf("\n"); 57 58 c += 16; 59 60 if (size <= 16) 61 break; 62 63 size -= 16; 64 } 65} 66 67static void callback( 68 AVAHI_GCC_UNUSED AvahiRecordBrowser *r, 69 AVAHI_GCC_UNUSED AvahiIfIndex interface, 70 AVAHI_GCC_UNUSED AvahiProtocol protocol, 71 AvahiBrowserEvent event, 72 const char *name, 73 uint16_t clazz, 74 uint16_t type, 75 const void *rdata, 76 size_t rdata_size, 77 AVAHI_GCC_UNUSED AvahiLookupResultFlags flags, 78 AVAHI_GCC_UNUSED void *userdata) { 79 80 fprintf(stderr, "%i name=%s class=%u type=%u\n", event, name, clazz, type); 81 82 if (rdata) 83 hexdump(rdata, rdata_size); 84} 85 86int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) { 87 88 AvahiSimplePoll *simple_poll; 89 const AvahiPoll *poll_api; 90 AvahiClient *client; 91 AvahiRecordBrowser *r; 92 93 simple_poll = avahi_simple_poll_new(); 94 assert(simple_poll); 95 96 poll_api = avahi_simple_poll_get(simple_poll); 97 assert(poll_api); 98 99 client = avahi_client_new(poll_api, 0, NULL, NULL, NULL); 100 assert(client); 101 102 r = avahi_record_browser_new(client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "ecstasy.local", AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_HINFO, 0, callback, simple_poll); 103 assert(r); 104 105 avahi_simple_poll_loop(simple_poll); 106 107 avahi_client_free(client); 108 avahi_simple_poll_free(simple_poll); 109 110 return 0; 111} 112