iOSからBonjourを見つけるためのコード

iOSからBonjourを見つけるためのコード.m

- (void)netServiceBrowser:(NSNetServiceBrowser *)aNetServiceBrowser 
           didFindService:(NSNetService *)aNetService 
               moreComing:(BOOL)moreComing
{
    // HTTPサービスのうちCocoaHTTPServerという名前のサービスだけを探す
    if (!_desktopServer && [aNetService.name isEqualToString:@"CocoaHTTPServer"]) {
        _desktopServer = [[NSNetService alloc] initWithDomain:[aNetService domain] 
                                                         type:[aNetService type] 
                                                         name:[aNetService name]];
        [_desktopServer resolveWithTimeout:30];
        _desktopServer.delegate = self;
        self.statusLabel.text = @"Resolving CocoaHTTPServer...";
        NSLog(@"%@", _desktopServer);
    }
    else {
        NSLog(@"ignoring %@", aNetService);
    }
}