public StatusCode SetNotification(Notification callback)
{
if (notification == null)
{
if (callback == null)
{
return(StatusCode.OK);
}
gch = GCHandle.Alloc(this);
var ctx = new SCNetworkReachabilityContext(GCHandle.ToIntPtr(gch));
lock (typeof(NetworkReachability)){
if (callouth == null)
{
callouth = Callback;
}
}
if (!SCNetworkReachabilitySetCallback(handle, callouth, ref ctx))
{
return(StatusCodeError.SCError());
}
}
else
{
if (callback == null)
{
this.notification = null;
callouth = null;
if (!SCNetworkReachabilitySetCallback(handle, null, IntPtr.Zero))
{
return(StatusCodeError.SCError());
}
return(StatusCode.OK);
}
}
this.notification = callback;
return(StatusCode.OK);
}
public MacNetworkChange()
{
var sockaddr = sockaddr_in.Create();
handle = SCNetworkReachabilityCreateWithAddress(IntPtr.Zero, ref sockaddr);
if (handle == IntPtr.Zero)
{
throw new Exception("SCNetworkReachabilityCreateWithAddress returned NULL");
}
callback = new SCNetworkReachabilityCallback(HandleCallback);
var info = new SCNetworkReachabilityContext {
info = GCHandle.ToIntPtr(GCHandle.Alloc(this))
};
SCNetworkReachabilitySetCallback(handle, callback, ref info);
scheduledWithRunLoop =
LoadRunLoopMode() &&
SCNetworkReachabilityScheduleWithRunLoop(handle, CFRunLoopGetMain(), runLoopMode);
SCNetworkReachabilityGetFlags(handle, out flags);
}
static extern bool SCNetworkReachabilitySetCallback(IntPtr reachability, SCNetworkReachabilityCallback callback, ref SCNetworkReachabilityContext context);
public MacNetworkChange ()
{
var sockaddr = sockaddr_in.Create ();
handle = SCNetworkReachabilityCreateWithAddress (IntPtr.Zero, ref sockaddr);
if (handle == IntPtr.Zero)
throw new Exception ("SCNetworkReachabilityCreateWithAddress returned NULL");
callback = new SCNetworkReachabilityCallback (HandleCallback);
var info = new SCNetworkReachabilityContext {
info = GCHandle.ToIntPtr (GCHandle.Alloc (this))
};
SCNetworkReachabilitySetCallback (handle, callback, ref info);
scheduledWithRunLoop =
LoadRunLoopMode () &&
SCNetworkReachabilityScheduleWithRunLoop (handle, CFRunLoopGetMain (), runLoopMode);
SCNetworkReachabilityGetFlags (handle, out flags);
}
static extern bool SCNetworkReachabilitySetCallback (IntPtr reachability, SCNetworkReachabilityCallback callback, ref SCNetworkReachabilityContext context);
static extern /* Boolean */ bool SCNetworkReachabilitySetCallback(
/* SCNetworkReachabilityRef __nonnull */ IntPtr handle,
/* __nullable */ SCNetworkReachabilityCallBack callout,
/* __nullable */ ref SCNetworkReachabilityContext context);
public StatusCode SetNotification (Notification callback)
{
if (notification == null){
if (callback == null)
return StatusCode.OK;
gch = GCHandle.Alloc (this);
var ctx = new SCNetworkReachabilityContext (GCHandle.ToIntPtr (gch));
lock (typeof (NetworkReachability)){
if (callouth == null)
callouth = Callback;
}
if (!SCNetworkReachabilitySetCallback (handle, callouth, ref ctx))
return StatusCodeError.SCError ();
} else {
if (callback == null){
this.notification = null;
callouth = null;
if (!SCNetworkReachabilitySetCallback (handle, null, IntPtr.Zero))
return StatusCodeError.SCError ();
return StatusCode.OK;
}
}
this.notification = callback;
return StatusCode.OK;
}
static extern /* Boolean */ bool SCNetworkReachabilitySetCallback ( /* SCNetworkReachabilityRef __nonnull */ IntPtr handle, /* __nullable */ SCNetworkReachabilityCallBack callout, /* __nullable */ ref SCNetworkReachabilityContext context);
