DeviceDiscoveryExtension iOS xcode14.0 beta4

#DeviceDiscoveryExtension.framework https://github.com/xamarin/xamarin-macios/pull/15741

diff -ruN /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDDevice.h /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDDevice.h
--- /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDDevice.h	2022-06-30 22:00:07.000000000 -0400
+++ /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDDevice.h	2022-07-25 15:37:29.000000000 -0400
@@ -31,9 +31,9 @@
 
 typedef NS_ENUM( NSInteger, DDDeviceProtocol )
  {
-	DDDeviceProtocolInvalid											= 0,	/// Invalid protocol.
-	DDDeviceProtocolDIAL NS_SWIFT_NAME(DDDeviceProtocol.dial)		= 1,	/// DIAL protocol.
- };
+	DDDeviceProtocolInvalid NS_SWIFT_NAME(invalid)					= 0,	/// Invalid protocol.
+	DDDeviceProtocolDIAL NS_SWIFT_NAME(dial)						= 1,	/// DIAL protocol.
+ } NS_SWIFT_NAME(DDDevice.Protocol);
 
 /// Converts a device protocol type to a string for logging, etc.
 DD_EXTERN
@@ -74,6 +74,20 @@
 NSString * DDDeviceStateToString( DDDeviceState inValue );
 
 //===========================================================================================================================
+/// State of media playback on the device.
+typedef NS_ENUM( NSInteger, DDDeviceMediaPlaybackState )
+{
+	DDDeviceMediaPlaybackStateNoContent		= 0, /// Not playing any media content.
+	DDDeviceMediaPlaybackStatePaused		= 1, /// Media content playback is paused.
+	DDDeviceMediaPlaybackStatePlaying		= 2, /// Media content is playing.
+} NS_SWIFT_NAME(DDDevice.MediaPlaybackState);
+
+/// Converts a device media playback state to a string for logging, etc.
+DD_EXTERN
+API_AVAILABLE( ios( 16.0 ) )
+NSString * DDDeviceMediaPlaybackStateToString( DDDeviceMediaPlaybackState inValue );
+
+//===========================================================================================================================
 /// DeviceDiscoveryExtension device.
 DD_EXTERN
 API_AVAILABLE( ios( 16.0 ) )
@@ -118,6 +132,15 @@
 /// The URL must have a valid hostname, no query parameters, and a maximum size of 100 bytes.
 @property (readwrite, copy, nonatomic) NSURL *url;
 
+/// Current state of media playback on this device.
+@property (readwrite, assign, nonatomic) DDDeviceMediaPlaybackState mediaPlaybackState;
+
+/// Title of the media content being played.
+@property (readwrite, copy, nullable, nonatomic) NSString *mediaContentTitle;
+
+/// Subtitle of the media content being played. It can be used to display extra information about the content, such as the name of the artist.
+@property (readwrite, copy, nullable, nonatomic) NSString *mediaContentSubtitle;
+
 @end
 
 #ifdef __cplusplus
diff -ruN /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDEvent.h /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDEvent.h
--- /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDEvent.h	2022-06-30 22:11:10.000000000 -0400
+++ /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDEvent.h	2022-07-25 15:37:29.000000000 -0400
@@ -16,18 +16,17 @@
 #endif
 
 @class DDDevice;
-@class DDEvent;
+@class DDDeviceEvent;
 
 //===========================================================================================================================
 /// Type of event.
 typedef NS_ENUM( NSInteger, DDEventType )
 {
-	DDEventTypeUnknown					= 0,	/// Unknown event. Placeholder for initializing event types.
-	DDEventTypeDeviceFound				= 40,	/// [DDDeviceEvent] Device found.
-	DDEventTypeDeviceLost				= 41,	/// [DDDeviceEvent] Device lost.
-	DDEventTypeDeviceChanged			= 42,	/// [DDDeviceEvent] Device changed.
-	DDEventTypeDevicesPresentChanged	= 50,	/// [DDDeviceEvent] Device changed.
-};
+	DDEventTypeUnknown NS_SWIFT_NAME(unknown)								= 0,	/// Unknown event. Placeholder for initializing event types.
+	DDEventTypeDeviceFound NS_SWIFT_NAME(deviceFound)						= 40,	/// [DDDeviceEvent] Device found.
+	DDEventTypeDeviceLost NS_SWIFT_NAME(deviceLost)							= 41,	/// [DDDeviceEvent] Device lost.
+	DDEventTypeDeviceChanged NS_SWIFT_NAME(deviceChanged)					= 42,	/// [DDDeviceEvent] Device changed.
+} NS_SWIFT_NAME(DDDeviceEvent.EventType);
 
 /// Converts an event to a string for logging, etc.
 DD_EXTERN
@@ -35,24 +34,14 @@
 NSString * DDEventTypeToString( DDEventType inValue );
 
 /// Invoked when an event occurs.
-typedef void ( ^DDEventHandler )( DDEvent *inEvent );
-
-//===========================================================================================================================
-/// Event for status and other updates.
-DD_EXTERN
-@interface DDEvent : NSObject
-
-/// Type of event. Type may indicate the subclass of DAEvent to provide additional properties.
-@property (readonly, assign, nonatomic) DDEventType eventType;
-
-@end
+typedef void ( ^DDEventHandler )( DDDeviceEvent *inEvent );
 
 //===========================================================================================================================
 
 /// Device-related event (e.g. found, lost).
 DD_EXTERN
 API_AVAILABLE( ios( 16.0 ) )
-@interface DDDeviceEvent : DDEvent
+@interface DDDeviceEvent : NSObject
 
 /// Initializes a device event.
 - (instancetype) initWithEventType:(DDEventType) type device:(DDDevice *) device;
@@ -60,16 +49,8 @@
 /// Device found or lost.
 @property (readonly, strong, nonatomic) DDDevice *device;
 
-@end
-
-//===========================================================================================================================
-/// Reports the one or more devices are present changes.
-DD_EXTERN
-API_AVAILABLE( ios( 16.0 ) )
-@interface DDEventDevicesPresent : DDEvent
-
-/// One or more devices are present.
-@property (readonly, assign, nonatomic) BOOL devicesPresent;
+/// Type of event.
+@property (readonly, assign, nonatomic) DDEventType eventType;
 
 @end
 
diff -ruN /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDExtension.h /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDExtension.h
--- /Applications/Xcode_14.0.0-beta3.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDExtension.h	2022-06-24 14:54:34.000000000 -0400
+++ /Applications/Xcode_14.0.0-beta4.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/System/Library/Frameworks/DeviceDiscoveryExtension.framework/Headers/DDExtension.h	2022-07-17 18:39:58.000000000 -0400
@@ -23,7 +23,7 @@
 @interface DDDiscoverySession : NSObject
 
 /// Reports an event to the host.
-- (void) reportEvent:(DDEvent *) inEvent;
+- (void) reportEvent:(DDDeviceEvent *) inEvent;
 
 @end