private static System.IntPtr Initialize(IOMachPort masterPort, NSMutableDictionary serialServices)
{
System.IntPtr iterator;
var result = NativeMethods.IOServicesMatchingDictionary(masterPort.Handle, serialServices, out iterator);
if (result != NativeMethods.Success)
{
throw new System.InvalidOperationException();
}
return(iterator);
}
/// <inheritdoc/>
internal override void StartInThread()
{
NotificationPort = new IONotificationPort();
Interop.NativeMethods.CFRunLoopAddSource(CFRunLoop.Current, NotificationPort.RunLoopSource, (NSString)CFRunLoop.ModeDefault);
var systemPowerDelegate = new IOServiceInterestCallback(SystemPowerInterestCallback);
IOConnectionPort = IOConnect.CreateSystemPowerMonitorConnection(systemPowerDelegate, this);
Interop.NativeMethods.CFRunLoopAddSource(CFRunLoop.Current, IOConnectionPort.NotificationPort.RunLoopSource, (NSString)CFRunLoop.ModeCommon);
var servicesDictionary = IOMachPort.GetRS232SerialMatchDictionary();
#if __UNIFIED__
servicesDictionary.DangerousRetain(); // retain an extra time because we're using it twice
#else
servicesDictionary.Retain(); // retain an extra time because we're using it twice
#endif // __UNIFIED__
var publishDelegate = new IONotificationPortCallback(FirstMatchNotification);
var callback = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(publishDelegate);
IntPtr iterator;
var result = NativeMethods.IOServiceAddMatchingNotification(NotificationPort.Handle, KIOFirstMatchNotification, servicesDictionary.Handle, callback, IntPtr.Zero, out iterator);
System.Diagnostics.Debug.Assert(result == NativeMethods.Success, "IOService.IOKitNotificationPort: Failed to add notification.");
if (result == NativeMethods.Success)
{
PublishNotificationIterator = new IOIterator(iterator);
var terminateDelegate = new IONotificationPortCallback(TerminateNotification);
callback = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(terminateDelegate);
result = NativeMethods.IOServiceAddMatchingNotification(NotificationPort.Handle, KIOTerminatedNotification, servicesDictionary.Handle, callback, IntPtr.Zero, out iterator);
TerminateNotificationIterator = new IOIterator(iterator);
// The iterators returned when adding the matching notifications must be iterated to
// completion in order to arm the notifications. Otherwise, they will never fire.
PublishNotificationIterator.EnumerateSerialPorts(null);
TerminateNotificationIterator.EnumerateSerialPorts(null);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="INTV.Shared.Interop.IOKit.IOIterator"/> class.
/// </summary>
/// <param name="masterPort">The master port.</param>
/// <param name="serialServices">The serial services.</param>
public IOIterator(IOMachPort masterPort, NSMutableDictionary serialServices)
: base(() => Initialize(masterPort, serialServices))
{
}
