10139N/A AvahiSServiceBrowserCallback callback;
10139N/A+ AvahiTimeEvent *browse_error_event;
10139N/A+ AvahiTimeEvent *all_for_now_event;
10139N/A AVAHI_LLIST_FIELDS(AvahiSServiceBrowser, browser);
10392N/A+static void browse_reply(DNSServiceRef client, const DNSServiceFlags flags, uint32_t IfIndex, DNSServiceErrorType errorCode,
10139N/A+ const char *name, const char *type, const char *domain, void *context) {
10139N/A+ AvahiSServiceBrowser *b = context;
10139N/A+ char *op = (flags &kDNSServiceFlagsAdd) ? "Add" : "Rmv";
10139N/A+ interface = (IfIndex == kDNSServiceInterfaceIndexAny) ? AVAHI_IF_UNSPEC : IfIndex;
10139N/A+ event = (flags &kDNSServiceFlagsAdd) ? AVAHI_BROWSER_NEW : AVAHI_BROWSER_REMOVE;
10139N/A+ b->callback(b, interface, AVAHI_PROTO_UNSPEC, event, name, type, domain, 0, b->userdata);
10139N/A+static void browse_socket_event(AvahiWatch *w, int fd, AvahiWatchEvent events, void *userdata) {
10139N/A+ AvahiSServiceBrowser *b = userdata;
10392N/A+ assert(events & AVAHI_WATCH_IN);
10139N/A+ assert (fd == DNSServiceRefSockFD(b->client));
10139N/A+ ret = DNSServiceProcessResult(b->client);
10139N/A+ if (ret != kDNSServiceErr_NoError) {
10139N/A+ b->server->poll_api->watch_free(b->watch);
10139N/A+ DNSServiceRefDeallocate(b->client);
+ avahi_server_set_errno(b->server, AVAHI_ERR_DISCONNECTED);
+static void all_for_now_callback(AvahiTimeEvent *e, void* userdata) {
+ AvahiSServiceBrowser *b = userdata;
+ avahi_time_event_free(b->all_for_now_event);
+ b->all_for_now_event = NULL;
+ AVAHI_BROWSER_ALL_FOR_NOW,
+static void browse_error_callback(AvahiTimeEvent *e, void *userdata) {
+ AvahiSServiceBrowser *b = userdata;
+ if (b->browse_error_event) {
+ avahi_time_event_free(b->browse_error_event);
+ b->browse_error_event = NULL;
+ avahi_server_set_errno(b->server, AVAHI_ERR_FAILURE);
+static void avahi_browse_service_start(AvahiSServiceBrowser *b) {
+ DNSServiceErrorType ret;
+ ret = DNSServiceBrowse(&b->client,
+ b->interface == AVAHI_IF_UNSPEC ?
+ kDNSServiceInterfaceIndexAny :
+ if (ret != kDNSServiceErr_NoError || !b->client) {
+ b->browse_error_event = avahi_time_event_new(b->server->time_event_queue,
+NULL, browse_error_callback, b);
+ b->watch = b->server->poll_api->watch_new(b->server->poll_api, DNSServiceRefSockFD(b->client), AVAHI_WATCH_IN, browse_socket_event, b);
+ gettimeofday(&tv, NULL);
+ avahi_timeval_add(&tv, 1000000);
+ b->all_for_now_event = avahi_time_event_new(b->server->time_event_queue, &tv, all_for_now_callback, b);
static void record_browser_callback(
AVAHI_CHECK_VALIDITY_RETURN_NULL(server, AVAHI_IF_VALID(interface), AVAHI_ERR_INVALID_INTERFACE);
AVAHI_CHECK_VALIDITY_RETURN_NULL(server, AVAHI_PROTO_VALID(protocol), AVAHI_ERR_INVALID_PROTOCOL);
AVAHI_CHECK_VALIDITY_RETURN_NULL(server, !domain || avahi_is_valid_domain_name(domain), AVAHI_ERR_INVALID_DOMAIN_NAME);
+ AVAHI_CHECK_VALIDITY_RETURN_NULL(server, AVAHI_FLAGS_VALID(flags, AVAHI_LOOKUP_USE_MULTICAST), AVAHI_ERR_INVALID_FLAGS);
AVAHI_CHECK_VALIDITY_RETURN_NULL(server, AVAHI_FLAGS_VALID(flags, AVAHI_LOOKUP_USE_WIDE_AREA|AVAHI_LOOKUP_USE_MULTICAST), AVAHI_ERR_INVALID_FLAGS);
AVAHI_CHECK_VALIDITY_RETURN_NULL(server, avahi_is_valid_service_type_generic(service_type), AVAHI_ERR_INVALID_SERVICE_TYPE);
+ b->protocol = protocol;
+ b->interface = interface;
+ b->browse_error_event = NULL;
+ b->all_for_now_event = NULL;
+ avahi_browse_service_start(b);
if (!(k = avahi_key_new(n, AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_PTR))) {
avahi_server_set_errno(server, AVAHI_ERR_NO_MEMORY);
avahi_free(b->domain_name);
avahi_free(b->service_type);
+ if (b->browse_error_event) {
+ avahi_time_event_free(b->browse_error_event);
+ b->browse_error_event = NULL;
+ if (b->all_for_now_event) {
+ avahi_time_event_free(b->all_for_now_event);
+ b->all_for_now_event = NULL;
+ b->server->poll_api->watch_free(b->watch);
+ DNSServiceRefDeallocate (b->client);