[sensorkit] Update for Xcode 12 beta 2 (#9142)

src/Constants.iOS.cs.in

@@ -148,6 +148,7 @@ namespace ObjCRuntime {
 		public const string AccessibilityLibrary = "/System/Library/Frameworks/Accessibility.framework/Accessibility";
 		public const string AppClipLibrary = "/System/Library/Frameworks/AppClip.framework/AppClip";
 		public const string MediaSetupLibrary = "/System/Library/Frameworks/MediaSetup.framework/MediaSetup";
+		public const string SensorKitLibrary = "/System/Library/Frameworks/SensorKit.framework/SensorKit";
 		public const string UniformTypeIdentifiersLibrary = "/System/Library/Frameworks/UniformTypeIdentifiers.framework/UniformTypeIdentifiers";
 	}
 }

src/SensorKit/SRAbsoluteTime.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Runtime.InteropServices;
+using ObjCRuntime;
+
+#nullable enable
+
+namespace SensorKit {
+
+	[NoWatch, NoTV, NoMac]
+	[iOS (14,0)]
+	public static class SRAbsoluteTime {
+
+		[DllImport (Constants.SensorKitLibrary, EntryPoint = "SRAbsoluteTimeGetCurrent")]
+		public static extern /* SRAbsoluteTime */ double GetCurrent ();
+
+		[DllImport (Constants.SensorKitLibrary, EntryPoint = "SRAbsoluteTimeFromCFAbsoluteTime")]
+		public static extern /* SRAbsoluteTime */ double FromCFAbsoluteTime (/* CFAbsoluteTime */ double cfAbsoluteTime);
+
+		[DllImport (Constants.SensorKitLibrary, EntryPoint = "SRAbsoluteTimeToCFAbsoluteTime")]
+		public static extern /* CFAbsoluteTime */ double ToCFAbsoluteTime (double srAbsoluteTime);
+
+		[DllImport (Constants.SensorKitLibrary, EntryPoint = "SRAbsoluteTimeFromContinuousTime")]
+		public static extern /* SRAbsoluteTime */ double FromContinuousTime (ulong continuousTime);
+	}
+}

src/SensorKit/SRAmbientLightChromaticity.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Runtime.InteropServices;
+using ObjCRuntime;
+
+#nullable enable
+
+namespace SensorKit {
+
+	[NoWatch, NoTV, NoMac]
+	[iOS (14,0)]
+	[StructLayout (LayoutKind.Sequential)]
+	public struct SRAmbientLightChromaticity {
+		public float X;
+		public float Y;
+	}
+}

src/SensorKit/SRSensor.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Runtime.InteropServices;
+using ObjCRuntime;
+
+#nullable enable
+
+namespace SensorKit {
+
+	public partial class SRSensorExtensions {
+
+		[NoWatch, NoTV, NoMac]
+		[iOS (14,0)]
+		public static SRSensor GetSensorForDeletionRecords (this SRSensor self)
+		{
+			var constant = self.GetConstant ();
+			if (constant == null)
+				return SRSensor.Invalid;
+			return GetValue (constant._GetSensorForDeletionRecordsFromSensor ());
+		}
+	}
+}

src/foundation.cs

@@ -3746,6 +3746,24 @@ interface NSDate : NSSecureCoding, NSCopying, CKRecordValue {
 
 		[Export ("isEqualToDate:")]
 		bool IsEqualToDate (NSDate other);
+
+		// NSDate_SensorKit
+
+		[NoWatch, NoTV, NoMac]
+		[iOS (14,0)]
+		[Static]
+		[Export ("dateWithSRAbsoluteTime:")]
+		NSDate CreateFromSRAbsoluteTime (double time);
+
+		[NoWatch, NoTV, NoMac]
+		[iOS (14,0)]
+		[Export ("initWithSRAbsoluteTime:")]
+		IntPtr Constructor (double srAbsoluteTime);
+
+		[NoWatch, NoTV, NoMac]
+		[iOS (14,0)]
+		[Export ("srAbsoluteTime")]
+		double SrAbsoluteTime { get; }
 	}
 
 	[BaseType (typeof (NSObject))]

src/frameworks.sources

@@ -1430,6 +1430,15 @@ SECURITY_SOURCES = \
 	Security/SslConnection.cs \
 	Security/SslContext.cs \
 
+# SensorKit
+
+SENSORKIT_CORE_SOURCES = \
+	SensorKit/SRAmbientLightChromaticity.cs \
+
+SENSORKIT_SOURCES = \
+	SensorKit/SRAbsoluteTime.cs \
+	SensorKit/SRSensor.cs \
+
 # Social
 
 SOCIAL_CORE_SOURCES = \
@@ -1973,6 +1982,7 @@ IOS_FRAMEWORKS =         \
 	ReplayKit \
 	SafariServices \
 	Security \
+	SensorKit \
 	Social \
 	Speech \
 	SystemConfiguration \