/// <summary>
/// The remote host status.
/// </summary>
/// <param name="hostName">The host name.</param>
/// <returns>The <see cref="NetworkStatus" />.</returns>
public static NetworkStatus RemoteHostStatus(string hostName)
{
NetworkReachabilityFlags flags;
bool reachable;
if (remoteHostReachability == null)
{
remoteHostReachability = new NetworkReachability(hostName);
// Need to probe before we queue, or we wont get any meaningful values
// this only happens when you create NetworkReachability from a hostname
reachable = remoteHostReachability.TryGetFlags(out flags);
remoteHostReachability.SetCallback(OnChange);
remoteHostReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
else
{
reachable = remoteHostReachability.TryGetFlags(out flags);
}
if (!reachable)
{
return(NetworkStatus.NotReachable);
}
if (!IsReachableWithoutRequiringConnection(flags))
{
return(NetworkStatus.NotReachable);
}
return((flags & NetworkReachabilityFlags.IsWWAN) != 0
? NetworkStatus.ReachableViaCarrierDataNetwork
: NetworkStatus.ReachableViaWiFiNetwork);
}
static bool IsNetworkAvailable(out NetworkReachabilityFlags flags)
{
if (defaultRouteReachability == null)
{
defaultRouteReachability = new NetworkReachability(new IPAddress(0));
defaultRouteReachability.SetCallback(OnChange);
defaultRouteReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
return(defaultRouteReachability.TryGetFlags(out flags) && IsReachableWithoutRequiringConnection(flags));
}
static bool IsNetworkAvaialable (out NetworkReachabilityFlags flags)
{
if (defaultRouteReachability == null){
defaultRouteReachability = new NetworkReachability (new IPAddress (0));
defaultRouteReachability.SetCallback (OnChange);
defaultRouteReachability.Schedule (CFRunLoop.Current, CFRunLoop.ModeDefault);
}
if (defaultRouteReachability.TryGetFlags (out flags))
return false;
return IsReachableWithoutRequiringConnection (flags);
}
public static bool IsAdHocWiFiNetworkAvailable (out NetworkReachabilityFlags flags)
{
if (adHocWiFiNetworkReachability == null){
adHocWiFiNetworkReachability = new NetworkReachability (new IPAddress (new byte [] {169,254,0,0}));
adHocWiFiNetworkReachability.SetCallback (OnChange);
adHocWiFiNetworkReachability.Schedule (CFRunLoop.Current, CFRunLoop.ModeDefault);
}
if (!adHocWiFiNetworkReachability.TryGetFlags (out flags))
return false;
return IsReachableWithoutRequiringConnection (flags);
}
private static bool IsNetworkAvaialable(out NetworkReachabilityFlags flags)
{
if (defaultRouteReachability == null)
{
defaultRouteReachability = new NetworkReachability(new IPAddress(0));
#warning Need to look at SetNotification instead - ios6 change
defaultRouteReachability.SetCallback(OnChange);
defaultRouteReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
if (defaultRouteReachability.TryGetFlags(out flags))
{
return(false);
}
return(IsReachableWithoutRequiringConnection(flags));
}
public static bool IsAdHocWiFiNetworkAvailable(out NetworkReachabilityFlags flags)
{
if (adHocWiFiNetworkReachability == null)
{
adHocWiFiNetworkReachability = new NetworkReachability(new IPAddress(new byte [] { 169, 254, 0, 0 }));
adHocWiFiNetworkReachability.SetCallback(OnChange);
adHocWiFiNetworkReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
if (!adHocWiFiNetworkReachability.TryGetFlags(out flags))
{
return(false);
}
return(IsReachableWithoutRequiringConnection(flags));
}
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
imageCarrier = UIImage.FromFile ("WWAN5.png");
imageWiFi = UIImage.FromFile ("Airport.png");
imageStop = UIImage.FromFile ("stop-32.png");
nr = new NetworkReachability ("www.apple.com");
nr.SetCallback (ReachabilityChanged);
nr.Schedule (CFRunLoop.Current, CFRunLoop.ModeDefault);
AddTable ();
//UpdateStatus ();
//UpdateCarrierWarning ();
window.MakeKeyAndVisible ();
return true;
}
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
imageCarrier = UIImage.FromFile("WWAN5.png");
imageWiFi = UIImage.FromFile("Airport.png");
imageStop = UIImage.FromFile("stop-32.png");
nr = new NetworkReachability("www.apple.com");
nr.SetCallback(ReachabilityChanged);
nr.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
AddTable();
//UpdateStatus ();
//UpdateCarrierWarning ();
window.MakeKeyAndVisible();
return(true);
}
public static NetworkStatus RemoteHostStatus()
{
NetworkReachabilityFlags flags;
bool reachable;
if (remoteHostReachability == null)
{
remoteHostReachability = new NetworkReachability(HostName);
reachable = remoteHostReachability.TryGetFlags(out flags);
remoteHostReachability.SetCallback(OnChange);
remoteHostReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
else
{
reachable = remoteHostReachability.TryGetFlags(out flags);
}
if (!reachable)
{
return(NetworkStatus.NotReachable);
}
if (!IsReachableWithoutRequiringConnection(flags))
{
return(NetworkStatus.NotReachable);
}
if ((flags & NetworkReachabilityFlags.IsWWAN) != 0)
{
return(NetworkStatus.ReachableViaCarrierDataNetwork);
}
return(NetworkStatus.ReachableViaWiFiNetwork);
}
public static NetworkStatus RemoteHostStatus(string HostName)
{
NetworkReachabilityFlags flags;
bool reachable;
if (remoteHostReachability == null) {
remoteHostReachability = new NetworkReachability (HostName);
// Need to probe before we queue, or we wont get any meaningful values
// this only happens when you create NetworkReachability from a hostname
reachable = remoteHostReachability.TryGetFlags (out flags);
remoteHostReachability.SetCallback (OnChange);
remoteHostReachability.Schedule (CFRunLoop.Current, CFRunLoop.ModeDefault);
} else
reachable = remoteHostReachability.TryGetFlags (out flags);
if (!reachable)
return NetworkStatus.NotReachable;
if (!IsReachableWithoutRequiringConnection (flags))
return NetworkStatus.NotReachable;
if ((flags & NetworkReachabilityFlags.IsWWAN) != 0)
return NetworkStatus.ReachableViaCarrierDataNetwork;
return NetworkStatus.ReachableViaWiFiNetwork;
}
public static NetworkStatus RemoteHostStatus()
{
NetworkReachabilityFlags flags;
bool reachable;
if (remoteHostReachability == null)
{
remoteHostReachability = new NetworkReachability (HostName);
reachable = remoteHostReachability.TryGetFlags (out flags);
remoteHostReachability.SetCallback (OnChange);
remoteHostReachability.Schedule (CFRunLoop.Current, CFRunLoop.ModeDefault);
}
else
reachable = remoteHostReachability.TryGetFlags (out flags);
if (!reachable)
return NetworkStatus.NotReachable;
if (!IsReachableWithoutRequiringConnection (flags))
return NetworkStatus.NotReachable;
if ((flags & NetworkReachabilityFlags.IsWWAN) != 0)
return NetworkStatus.ReachableViaCarrierDataNetwork;
return NetworkStatus.ReachableViaWiFiNetwork;
}
/// <summary>
/// Initializes a new instance of the <see cref="Reachability.Reachability"/> class.
/// </summary>
/// <param name='reachability'>
/// NetworkReachability instance to use
/// </param>
/// <param name='hasWWAN'>
/// Platform has a WWAN interface
/// </param>
protected Reachability(NetworkReachability reachability, bool hasWWAN)
{
NetworkReachability = reachability;
HasWWAN = hasWWAN;
AllowWWAN = true;
NetworkReachability.SetCallback(OnReachabilityNotification);
NetworkReachability.Schedule(CFRunLoop.Current, CFRunLoop.ModeDefault);
}
