/// <summary>
/// Xamarin.iOS only: returns the list of NSBonjourServices from Info.plist
/// </summary>
/// <param name="domain">Optional domain (example: "local.") to append to each service; null = no domain appended; non-null must terminate with "."</param>
/// <returns></returns>
public static IReadOnlyList <string> GetiOSInfoPlistServices(string domain = null)
{
var serviceList = new List <string>();
#if __IOS__
if (UIDevice.CurrentDevice.CheckSystemVersion(14, 5) && !UseBSDSocketsZeroconfOniOS)
{
serviceList.AddRange(BonjourBrowser.GetNSBonjourServices(domain));
}
#endif
return(serviceList);
}
static internal async Task <ILookup <string, string> > BrowseDomainsAsync(BrowseDomainsOptions options,
Action <string, string> callback = null,
CancellationToken cancellationToken = default(CancellationToken),
System.Net.NetworkInformation.NetworkInterface[] netInterfacesToSendRequestOn = null)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (netInterfacesToSendRequestOn != null)
{
throw new NotImplementedException($"iOS NSNetServiceBrowser/NSNetService does not support per-network interface requests");
}
var browseDomainProtocolList = BonjourBrowser.GetNSBonjourServices();
ResolveOptions resolveOptions = new ResolveOptions(browseDomainProtocolList);
var zeroconfResults = await ResolveAsync(resolveOptions, callback : null, cancellationToken, netInterfacesToSendRequestOn);
List <IntermediateResult> resultsList = new List <IntermediateResult>();
foreach (var host in zeroconfResults)
{
foreach (var service in host.Services)
{
foreach (var ipAddr in host.IPAddresses)
{
IntermediateResult b = new IntermediateResult();
b.ServiceNameAndDomain = service.Key;
b.HostIPAndService = $"{ipAddr}: {BonjourBrowser.GetServiceType(service.Value.Name, includeTcpUdpDelimiter: false)}";
resultsList.Add(b);
// Simpleminded callback implementation
if (callback != null)
{
callback(service.Key, ipAddr);
}
}
}
}
ILookup <string, string> results = resultsList.ToLookup(k => k.ServiceNameAndDomain, h => h.HostIPAndService);
return(results);
}
