Foundation/NSSwiftRuntime.swift - third_party/swift-corelibs-foundation - Git at Google

 // This source file is part of the Swift.org open source project
 //
 // Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
 // Licensed under Apache License v2.0 with Runtime Library Exception
 //
 // See http://swift.org/LICENSE.txt for license information
 // See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
 //


 import CoreFoundation

 // Re-export Darwin and Glibc by importing Foundation
 // This mimics the behavior of the swift sdk overlay on Darwin
 #if os(macOS) || os(iOS) || os(tvOS) || os(watchOS)
 @_exported import Darwin
 #elseif os(Linux) || os(Android) || CYGWIN
 @_exported import Glibc
 #elseif os(Windows)
 @_exported import MSVCRT
 #endif

 @_exported import Dispatch

 #if os(Windows)
 import WinSDK
 #endif

 #if !_runtime(_ObjC)
 /// The Objective-C BOOL type.
 ///
 /// On 64-bit iOS, the Objective-C BOOL type is a typedef of C/C++
 /// bool. Elsewhere, it is "signed char". The Clang importer imports it as
 /// ObjCBool.
 @frozen
 public struct ObjCBool : ExpressibleByBooleanLiteral {
     #if os(macOS) || (os(iOS) && (arch(i386) || arch(arm)))
     // On macOS and 32-bit iOS, Objective-C's BOOL type is a "signed char".
     var _value: Int8

     init(_ value: Int8) {
         self._value = value
     }

     public init(_ value: Bool) {
         self._value = value ? 1 : 0
     }

     #else
     // Everywhere else it is C/C++'s "Bool"
     var _value: Bool

     public init(_ value: Bool) {
         self._value = value
     }
     #endif

     /// The value of `self`, expressed as a `Bool`.
     public var boolValue: Bool {
         #if os(macOS) || (os(iOS) && (arch(i386) || arch(arm)))
         return _value != 0
         #else
         return _value
         #endif
     }

     /// Create an instance initialized to `value`.
     @_transparent
     public init(booleanLiteral value: Bool) {
         self.init(value)
     }
 }

 extension ObjCBool : CustomReflectable {
     /// Returns a mirror that reflects `self`.
     public var customMirror: Mirror {
         return Mirror(reflecting: boolValue)
     }
 }

 extension ObjCBool : CustomStringConvertible {
     /// A textual representation of `self`.
     public var description: String {
         return self.boolValue.description
     }
 }
 #endif

 @usableFromInline
 internal class __NSCFType : NSObject {
     private var _cfinfo : _CFInfo

     override init() {
         // This is not actually called; _CFRuntimeCreateInstance will initialize _cfinfo
         _cfinfo = _CFInfo(typeID: 0)
     }

     override var hash: Int {
         return Int(bitPattern: CFHash(self))
     }

     override func isEqual(_ value: Any?) -> Bool {
         guard let other = value as? NSObject else { return false }
         return CFEqual(self, other)
     }

     override var description: String {
         return CFCopyDescription(unsafeBitCast(self, to: CFTypeRef.self))._swiftObject
     }

     deinit {
         _CFDeinit(self)
     }
 }


 internal func _CFSwiftGetTypeID(_ cf: AnyObject) -> CFTypeID {
     return (cf as! NSObject)._cfTypeID
 }


 internal func _CFSwiftCopyWithZone(_ cf: CFTypeRef, _ zone: CFTypeRef?) -> Unmanaged<CFTypeRef> {
     return Unmanaged<CFTypeRef>.passRetained((cf as! NSObject).copy() as! NSObject)
 }


 internal func _CFSwiftGetHash(_ cf: AnyObject) -> CFHashCode {
     return CFHashCode(bitPattern: (cf as! NSObject).hash)
 }


 internal func _CFSwiftIsEqual(_ cf1: AnyObject, cf2: AnyObject) -> Bool {
     return (cf1 as! NSObject).isEqual(cf2)
 }

 // Ivars in _NSCF* types must be zeroed via an unsafe accessor to avoid deinit of potentially unsafe memory to access as an object/struct etc since it is stored via a foreign object graph
 internal func _CFZeroUnsafeIvars<T>(_ arg: inout T) {
     withUnsafeMutablePointer(to: &arg) { (ptr: UnsafeMutablePointer<T>) -> Void in
         memset(UnsafeMutableRawPointer(ptr), 0, MemoryLayout<T>.size)
     }
 }

 @usableFromInline
 @_cdecl("__CFSwiftGetBaseClass")
 internal func __CFSwiftGetBaseClass() -> UnsafeRawPointer {
     return unsafeBitCast(__NSCFType.self, to:UnsafeRawPointer.self)
 }

 @usableFromInline
 @_cdecl("__CFInitializeSwift")
 internal func __CFInitializeSwift() {
 #if os(Windows)
     __CFSocketInitializeWinSock()
 #endif

     _CFRuntimeBridgeTypeToClass(CFStringGetTypeID(), unsafeBitCast(_NSCFString.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFArrayGetTypeID(), unsafeBitCast(_NSCFArray.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFDictionaryGetTypeID(), unsafeBitCast(_NSCFDictionary.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFSetGetTypeID(), unsafeBitCast(_NSCFSet.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFBooleanGetTypeID(), unsafeBitCast(__NSCFBoolean.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFNumberGetTypeID(), unsafeBitCast(NSNumber.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFDataGetTypeID(), unsafeBitCast(NSData.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFDateGetTypeID(), unsafeBitCast(NSDate.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFURLGetTypeID(), unsafeBitCast(NSURL.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFCalendarGetTypeID(), unsafeBitCast(NSCalendar.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFLocaleGetTypeID(), unsafeBitCast(NSLocale.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFTimeZoneGetTypeID(), unsafeBitCast(NSTimeZone.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFCharacterSetGetTypeID(), unsafeBitCast(_NSCFCharacterSet.self, to: UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(_CFKeyedArchiverUIDGetTypeID(), unsafeBitCast(_NSKeyedArchiverUID.self, to: UnsafeRawPointer.self))

 //    _CFRuntimeBridgeTypeToClass(CFErrorGetTypeID(), unsafeBitCast(NSError.self, UnsafeRawPointer.self))
     _CFRuntimeBridgeTypeToClass(CFAttributedStringGetTypeID(), unsafeBitCast(NSMutableAttributedString.self, to: UnsafeRawPointer.self))
 //    _CFRuntimeBridgeTypeToClass(CFReadStreamGetTypeID(), unsafeBitCast(InputStream.self, UnsafeRawPointer.self))
 //    _CFRuntimeBridgeTypeToClass(CFWriteStreamGetTypeID(), unsafeBitCast(OutputStream.self, UnsafeRawPointer.self))
    //_CFRuntimeBridgeTypeToClass(CFRunLoopTimerGetTypeID(), unsafeBitCast(Timer.self, to: UnsafeRawPointer.self))

     __CFSwiftBridge.NSObject.isEqual = _CFSwiftIsEqual
     __CFSwiftBridge.NSObject.hash = _CFSwiftGetHash
     __CFSwiftBridge.NSObject._cfTypeID = _CFSwiftGetTypeID
     __CFSwiftBridge.NSObject.copyWithZone = _CFSwiftCopyWithZone

     __CFSwiftBridge.NSSet.count = _CFSwiftSetGetCount
     __CFSwiftBridge.NSSet.countForKey = _CFSwiftSetGetCountOfValue
     __CFSwiftBridge.NSSet.containsObject = _CFSwiftSetContainsValue
     __CFSwiftBridge.NSSet.__getValue = _CFSwiftSetGetValue
     __CFSwiftBridge.NSSet.getValueIfPresent = _CFSwiftSetGetValueIfPresent
     __CFSwiftBridge.NSSet.getObjects = _CFSwiftSetGetValues
     __CFSwiftBridge.NSSet.copy = _CFSwiftSetCreateCopy
     __CFSwiftBridge.NSSet.__apply = _CFSwiftSetApplyFunction
     __CFSwiftBridge.NSSet.member = _CFSwiftSetMember

     __CFSwiftBridge.NSMutableSet.addObject = _CFSwiftSetAddValue
     __CFSwiftBridge.NSMutableSet.replaceObject = _CFSwiftSetReplaceValue
     __CFSwiftBridge.NSMutableSet.setObject = _CFSwiftSetSetValue
     __CFSwiftBridge.NSMutableSet.removeObject = _CFSwiftSetRemoveValue
     __CFSwiftBridge.NSMutableSet.removeAllObjects = _CFSwiftSetRemoveAllValues

     __CFSwiftBridge.NSArray.count = _CFSwiftArrayGetCount
     __CFSwiftBridge.NSArray.objectAtIndex = _CFSwiftArrayGetValueAtIndex
     __CFSwiftBridge.NSArray.getObjects = _CFSwiftArrayGetValues
     __CFSwiftBridge.NSArray.isSubclassOfNSMutableArray = _CFSwiftArrayIsSubclassOfNSMutableArray

     __CFSwiftBridge.NSMutableArray.addObject = _CFSwiftArrayAppendValue
     __CFSwiftBridge.NSMutableArray.setObject = _CFSwiftArraySetValueAtIndex
     __CFSwiftBridge.NSMutableArray.replaceObjectAtIndex = _CFSwiftArrayReplaceValueAtIndex
     __CFSwiftBridge.NSMutableArray.insertObject = _CFSwiftArrayInsertValueAtIndex
     __CFSwiftBridge.NSMutableArray.exchangeObjectAtIndex = _CFSwiftArrayExchangeValuesAtIndices
     __CFSwiftBridge.NSMutableArray.removeObjectAtIndex = _CFSwiftArrayRemoveValueAtIndex
     __CFSwiftBridge.NSMutableArray.removeAllObjects = _CFSwiftArrayRemoveAllValues
     __CFSwiftBridge.NSMutableArray.replaceObjectsInRange = _CFSwiftArrayReplaceValues

     __CFSwiftBridge.NSDictionary.count = _CFSwiftDictionaryGetCount
     __CFSwiftBridge.NSDictionary.countForKey = _CFSwiftDictionaryGetCountOfKey
     __CFSwiftBridge.NSDictionary.containsKey = _CFSwiftDictionaryContainsKey
     __CFSwiftBridge.NSDictionary.objectForKey = _CFSwiftDictionaryGetValue
     __CFSwiftBridge.NSDictionary._getValueIfPresent = _CFSwiftDictionaryGetValueIfPresent
     __CFSwiftBridge.NSDictionary.containsObject = _CFSwiftDictionaryContainsValue
     __CFSwiftBridge.NSDictionary.countForObject = _CFSwiftDictionaryGetCountOfValue
     __CFSwiftBridge.NSDictionary.getObjects = _CFSwiftDictionaryGetValuesAndKeys
     __CFSwiftBridge.NSDictionary.__apply = _CFSwiftDictionaryApplyFunction
     __CFSwiftBridge.NSDictionary.copy = _CFSwiftDictionaryCreateCopy

     __CFSwiftBridge.NSMutableDictionary.__addObject = _CFSwiftDictionaryAddValue
     __CFSwiftBridge.NSMutableDictionary.replaceObject = _CFSwiftDictionaryReplaceValue
     __CFSwiftBridge.NSMutableDictionary.__setObject = _CFSwiftDictionarySetValue
     __CFSwiftBridge.NSMutableDictionary.removeObjectForKey = _CFSwiftDictionaryRemoveValue
     __CFSwiftBridge.NSMutableDictionary.removeAllObjects = _CFSwiftDictionaryRemoveAllValues

     __CFSwiftBridge.NSString._createSubstringWithRange = _CFSwiftStringCreateWithSubstring
     __CFSwiftBridge.NSString.copy = _CFSwiftStringCreateCopy
     __CFSwiftBridge.NSString.mutableCopy = _CFSwiftStringCreateMutableCopy
     __CFSwiftBridge.NSString.length = _CFSwiftStringGetLength
     __CFSwiftBridge.NSString.characterAtIndex = _CFSwiftStringGetCharacterAtIndex
     __CFSwiftBridge.NSString.getCharacters = _CFSwiftStringGetCharacters
     __CFSwiftBridge.NSString.__getBytes = _CFSwiftStringGetBytes
     __CFSwiftBridge.NSString._fastCStringContents = _CFSwiftStringFastCStringContents
     __CFSwiftBridge.NSString._fastCharacterContents = _CFSwiftStringFastContents
     __CFSwiftBridge.NSString._getCString = _CFSwiftStringGetCString
     __CFSwiftBridge.NSString._encodingCantBeStoredInEightBitCFString = _CFSwiftStringIsUnicode

     __CFSwiftBridge.NSMutableString.insertString = _CFSwiftStringInsert
     __CFSwiftBridge.NSMutableString.deleteCharactersInRange = _CFSwiftStringDelete
     __CFSwiftBridge.NSMutableString.replaceCharactersInRange = _CFSwiftStringReplace
     __CFSwiftBridge.NSMutableString.setString = _CFSwiftStringReplaceAll
     __CFSwiftBridge.NSMutableString.appendString = _CFSwiftStringAppend
     __CFSwiftBridge.NSMutableString.appendCharacters = _CFSwiftStringAppendCharacters
     __CFSwiftBridge.NSMutableString._cfAppendCString = _CFSwiftStringAppendCString

     __CFSwiftBridge.NSRunLoop._new = _NSRunLoopNew

     __CFSwiftBridge.NSCharacterSet._expandedCFCharacterSet = _CFSwiftCharacterSetExpandedCFCharacterSet
     __CFSwiftBridge.NSCharacterSet._retainedBitmapRepresentation = _CFSwiftCharacterSetRetainedBitmapRepresentation
     __CFSwiftBridge.NSCharacterSet.characterIsMember = _CFSwiftCharacterSetCharacterIsMember
     __CFSwiftBridge.NSCharacterSet.mutableCopy = _CFSwiftCharacterSetMutableCopy
     __CFSwiftBridge.NSCharacterSet.longCharacterIsMember = _CFSwiftCharacterSetLongCharacterIsMember
     __CFSwiftBridge.NSCharacterSet.hasMemberInPlane = _CFSwiftCharacterSetHasMemberInPlane
     __CFSwiftBridge.NSCharacterSet.invertedSet = _CFSwiftCharacterSetInverted

     __CFSwiftBridge.NSMutableCharacterSet.addCharactersInRange = _CFSwiftMutableSetAddCharactersInRange
     __CFSwiftBridge.NSMutableCharacterSet.removeCharactersInRange = _CFSwiftMutableSetRemoveCharactersInRange
     __CFSwiftBridge.NSMutableCharacterSet.addCharactersInString = _CFSwiftMutableSetAddCharactersInString
     __CFSwiftBridge.NSMutableCharacterSet.removeCharactersInString = _CFSwiftMutableSetRemoveCharactersInString
     __CFSwiftBridge.NSMutableCharacterSet.formUnionWithCharacterSet = _CFSwiftMutableSetFormUnionWithCharacterSet
     __CFSwiftBridge.NSMutableCharacterSet.formIntersectionWithCharacterSet = _CFSwiftMutableSetFormIntersectionWithCharacterSet
     __CFSwiftBridge.NSMutableCharacterSet.invert = _CFSwiftMutableSetInvert

     __CFSwiftBridge.NSNumber._cfNumberGetType = _CFSwiftNumberGetType
     __CFSwiftBridge.NSNumber._getValue = _CFSwiftNumberGetValue
     __CFSwiftBridge.NSNumber.boolValue = _CFSwiftNumberGetBoolValue

     __CFSwiftBridge.NSData.copy = _CFSwiftDataCreateCopy
     __CFSwiftBridge.NSData.length = _CFSwiftDataGetLength
     __CFSwiftBridge.NSData.bytes = _CFSwiftDataGetBytesPtr
     __CFSwiftBridge.NSData.mutableBytes = _CFSwiftDataGetMutableBytesPtr
     __CFSwiftBridge.NSData.getBytes = _CFSwiftDataGetBytes
     __CFSwiftBridge.NSData.setLength = _CFSwiftDataSetLength
     __CFSwiftBridge.NSData.increaseLengthBy = _CFSwiftDataIncreaseLength
     __CFSwiftBridge.NSData.appendBytes = _CFSwiftDataAppendBytes
     __CFSwiftBridge.NSData.replaceBytes = _CFSwiftDataReplaceBytes

     __CFSwiftBridge.NSCalendar.calendarIdentifier = _CFSwiftCalendarGetCalendarIdentifier
     __CFSwiftBridge.NSCalendar.copyLocale = _CFSwiftCalendarCopyLocale
     __CFSwiftBridge.NSCalendar.setLocale = _CFSwiftCalendarSetLocale
     __CFSwiftBridge.NSCalendar.copyTimeZone = _CFSwiftCalendarCopyTimeZone
     __CFSwiftBridge.NSCalendar.setTimeZone = _CFSwiftCalendarSetTimeZone
     __CFSwiftBridge.NSCalendar.firstWeekday = _CFSwiftCalendarGetFirstWeekday
     __CFSwiftBridge.NSCalendar.setFirstWeekday = _CFSwiftCalendarSetFirstWeekday
     __CFSwiftBridge.NSCalendar.minimumDaysInFirstWeek = _CFSwiftCalendarGetMinimumDaysInFirstWeek
     __CFSwiftBridge.NSCalendar.setMinimumDaysInFirstWeek = _CFSwiftCalendarSetMinimumDaysInFirstWeek
     __CFSwiftBridge.NSCalendar.copyGregorianStartDate = _CFSwiftCalendarCopyGregorianStartDate
     __CFSwiftBridge.NSCalendar.setGregorianStartDate = _CFSwiftCalendarSetGregorianStartDate

 //    __CFDefaultEightBitStringEncoding = UInt32(kCFStringEncodingUTF8)

     __CFSwiftBridge.NSURL.copyResourcePropertyForKey = _CFSwiftURLCopyResourcePropertyForKey
     __CFSwiftBridge.NSURL.copyResourcePropertiesForKeys = _CFSwiftURLCopyResourcePropertiesForKeys
     __CFSwiftBridge.NSURL.setResourcePropertyForKey = _CFSwiftURLSetResourcePropertyForKey
     __CFSwiftBridge.NSURL.setResourcePropertiesForKeys = _CFSwiftURLSetResourcePropertiesForKeys
     __CFSwiftBridge.NSURL.clearResourcePropertyCacheForKey = _CFSwiftURLClearResourcePropertyCacheForKey
     __CFSwiftBridge.NSURL.clearResourcePropertyCache = _CFSwiftURLClearResourcePropertyCache
     __CFSwiftBridge.NSURL.setTemporaryResourceValueForKey = _CFSwiftSetTemporaryResourceValueForKey
     __CFSwiftBridge.NSURL.resourceIsReachable = _CFSwiftURLResourceIsReachable
 }

 public func === (lhs: AnyClass, rhs: AnyClass) -> Bool {
     return unsafeBitCast(lhs, to: UnsafeRawPointer.self) == unsafeBitCast(rhs, to: UnsafeRawPointer.self)
 }

 /// Swift extensions for common operations in Foundation that use unsafe things...


 extension NSObject {
     static func unretainedReference<R: NSObject>(_ value: UnsafeRawPointer) -> R {
         return unsafeBitCast(value, to: R.self)
     }

     static func unretainedReference<R: NSObject>(_ value: UnsafeMutableRawPointer) -> R {
         return unretainedReference(UnsafeRawPointer(value))
     }

     static func releaseReference(_ value: UnsafeRawPointer) {
         _CFSwiftRelease(UnsafeMutableRawPointer(mutating: value))
     }

     static func releaseReference(_ value: UnsafeMutableRawPointer) {
         _CFSwiftRelease(value)
     }

     func withRetainedReference<T, R>(_ work: (UnsafePointer<T>) -> R) -> R {
         let selfPtr = Unmanaged.passRetained(self).toOpaque().assumingMemoryBound(to: T.self)
         return work(selfPtr)
     }

     func withRetainedReference<T, R>(_ work: (UnsafeMutablePointer<T>) -> R) -> R {
         let selfPtr = Unmanaged.passRetained(self).toOpaque().assumingMemoryBound(to: T.self)
         return work(selfPtr)
     }

     func withUnretainedReference<T, R>(_ work: (UnsafePointer<T>) -> R) -> R {
         let selfPtr = Unmanaged.passUnretained(self).toOpaque().assumingMemoryBound(to: T.self)
         return work(selfPtr)
     }

     func withUnretainedReference<T, R>(_ work: (UnsafeMutablePointer<T>) -> R) -> R {
         let selfPtr = Unmanaged.passUnretained(self).toOpaque().assumingMemoryBound(to: T.self)
         return work(selfPtr)
     }
 }

 extension Array {
     internal mutating func withUnsafeMutablePointerOrAllocation<R>(_ count: Int, fastpath: UnsafeMutablePointer<Element>? = nil, body: (UnsafeMutablePointer<Element>) -> R) -> R {
         if let fastpath = fastpath {
             return body(fastpath)
         } else if self.count > count {
             let buffer = UnsafeMutablePointer<Element>.allocate(capacity: count)
             let res = body(buffer)
             buffer.deinitialize(count: count)
             buffer.deallocate()
             return res
         } else {
             return withUnsafeMutableBufferPointer() { (bufferPtr: inout UnsafeMutableBufferPointer<Element>) -> R in
                 return body(bufferPtr.baseAddress!)
             }
         }
     }
 }


 #if os(macOS) || os(iOS)
     internal typealias _DarwinCompatibleBoolean = DarwinBoolean
 #else
     internal typealias _DarwinCompatibleBoolean = Bool
 #endif

 public protocol _NSNonfileURLContentLoading: AnyObject {
     init()
     func contentsOf(url: URL) throws -> (result: NSData, textEncodingNameIfAvailable: String?)
 }


 internal enum _NSNonfileURLContentLoader {
     static private(set) var external: _NSNonfileURLContentLoading?

     static var current: _NSNonfileURLContentLoading {
         if let external = _NSNonfileURLContentLoader.external {
             return external
         } else {
             guard let type = _typeByName(_SwiftFoundationNetworkingModuleName + "._NSNonfileURLContentLoader") as? _NSNonfileURLContentLoading.Type else {
                 fatalError("You must link or load module \(_SwiftFoundationNetworkingModuleName) to load non-file: URL content using String(contentsOf:…), Data(contentsOf:…), etc.")
             }

             let result = type.init()
             _NSNonfileURLContentLoader.external = result
             return result
         }
     }
 }

 public func _GetNSCFXMLBridge() -> _NSCFXMLBridge {
   return __NSCFXMLBridge
 }
	// This source file is part of the Swift.org open source project
	//
	// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
	// Licensed under Apache License v2.0 with Runtime Library Exception
	//
	// See http://swift.org/LICENSE.txt for license information
	// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
	//


	import CoreFoundation

	// Re-export Darwin and Glibc by importing Foundation
	// This mimics the behavior of the swift sdk overlay on Darwin
	#if os(macOS) \|\| os(iOS) \|\| os(tvOS) \|\| os(watchOS)
	@_exported import Darwin
	#elseif os(Linux) \|\| os(Android) \|\| CYGWIN
	@_exported import Glibc
	#elseif os(Windows)
	@_exported import MSVCRT
	#endif

	@_exported import Dispatch

	#if os(Windows)
	import WinSDK
	#endif

	#if !_runtime(_ObjC)
	/// The Objective-C BOOL type.
	///
	/// On 64-bit iOS, the Objective-C BOOL type is a typedef of C/C++
	/// bool. Elsewhere, it is "signed char". The Clang importer imports it as
	/// ObjCBool.
	@frozen
	public struct ObjCBool : ExpressibleByBooleanLiteral {
	#if os(macOS) \|\| (os(iOS) && (arch(i386) \|\| arch(arm)))
	// On macOS and 32-bit iOS, Objective-C's BOOL type is a "signed char".
	var _value: Int8

	init(_ value: Int8) {
	self._value = value
	}

	public init(_ value: Bool) {
	self._value = value ? 1 : 0
	}

	#else
	// Everywhere else it is C/C++'s "Bool"
	var _value: Bool

	public init(_ value: Bool) {
	self._value = value
	}
	#endif

	/// The value of `self`, expressed as a `Bool`.
	public var boolValue: Bool {
	#if os(macOS) \|\| (os(iOS) && (arch(i386) \|\| arch(arm)))
	return _value != 0
	#else
	return _value
	#endif
	}

	/// Create an instance initialized to `value`.
	@_transparent
	public init(booleanLiteral value: Bool) {
	self.init(value)
	}
	}

	extension ObjCBool : CustomReflectable {
	/// Returns a mirror that reflects `self`.
	public var customMirror: Mirror {
	return Mirror(reflecting: boolValue)
	}
	}

	extension ObjCBool : CustomStringConvertible {
	/// A textual representation of `self`.
	public var description: String {
	return self.boolValue.description
	}
	}
	#endif

	@usableFromInline
	internal class __NSCFType : NSObject {
	private var _cfinfo : _CFInfo

	override init() {
	// This is not actually called; _CFRuntimeCreateInstance will initialize _cfinfo
	_cfinfo = _CFInfo(typeID: 0)
	}

	override var hash: Int {
	return Int(bitPattern: CFHash(self))
	}

	override func isEqual(_ value: Any?) -> Bool {
	guard let other = value as? NSObject else { return false }
	return CFEqual(self, other)
	}

	override var description: String {
	return CFCopyDescription(unsafeBitCast(self, to: CFTypeRef.self))._swiftObject
	}

	deinit {
	_CFDeinit(self)
	}
	}


	internal func _CFSwiftGetTypeID(_ cf: AnyObject) -> CFTypeID {
	return (cf as! NSObject)._cfTypeID
	}



	internal func _CFSwiftCopyWithZone(_ cf: CFTypeRef, _ zone: CFTypeRef?) -> Unmanaged<CFTypeRef> {
	return Unmanaged<CFTypeRef>.passRetained((cf as! NSObject).copy() as! NSObject)
	}


	internal func _CFSwiftGetHash(_ cf: AnyObject) -> CFHashCode {
	return CFHashCode(bitPattern: (cf as! NSObject).hash)
	}


	internal func _CFSwiftIsEqual(_ cf1: AnyObject, cf2: AnyObject) -> Bool {
	return (cf1 as! NSObject).isEqual(cf2)
	}

	// Ivars in _NSCF* types must be zeroed via an unsafe accessor to avoid deinit of potentially unsafe memory to access as an object/struct etc since it is stored via a foreign object graph
	internal func _CFZeroUnsafeIvars<T>(_ arg: inout T) {
	withUnsafeMutablePointer(to: &arg) { (ptr: UnsafeMutablePointer<T>) -> Void in
	memset(UnsafeMutableRawPointer(ptr), 0, MemoryLayout<T>.size)
	}
	}

	@usableFromInline
	@_cdecl("__CFSwiftGetBaseClass")
	internal func __CFSwiftGetBaseClass() -> UnsafeRawPointer {
	return unsafeBitCast(__NSCFType.self, to:UnsafeRawPointer.self)
	}

	@usableFromInline
	@_cdecl("__CFInitializeSwift")
	internal func __CFInitializeSwift() {
	#if os(Windows)
	__CFSocketInitializeWinSock()
	#endif

	_CFRuntimeBridgeTypeToClass(CFStringGetTypeID(), unsafeBitCast(_NSCFString.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFArrayGetTypeID(), unsafeBitCast(_NSCFArray.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFDictionaryGetTypeID(), unsafeBitCast(_NSCFDictionary.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFSetGetTypeID(), unsafeBitCast(_NSCFSet.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFBooleanGetTypeID(), unsafeBitCast(__NSCFBoolean.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFNumberGetTypeID(), unsafeBitCast(NSNumber.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFDataGetTypeID(), unsafeBitCast(NSData.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFDateGetTypeID(), unsafeBitCast(NSDate.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFURLGetTypeID(), unsafeBitCast(NSURL.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFCalendarGetTypeID(), unsafeBitCast(NSCalendar.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFLocaleGetTypeID(), unsafeBitCast(NSLocale.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFTimeZoneGetTypeID(), unsafeBitCast(NSTimeZone.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFCharacterSetGetTypeID(), unsafeBitCast(_NSCFCharacterSet.self, to: UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(_CFKeyedArchiverUIDGetTypeID(), unsafeBitCast(_NSKeyedArchiverUID.self, to: UnsafeRawPointer.self))

	// _CFRuntimeBridgeTypeToClass(CFErrorGetTypeID(), unsafeBitCast(NSError.self, UnsafeRawPointer.self))
	_CFRuntimeBridgeTypeToClass(CFAttributedStringGetTypeID(), unsafeBitCast(NSMutableAttributedString.self, to: UnsafeRawPointer.self))
	// _CFRuntimeBridgeTypeToClass(CFReadStreamGetTypeID(), unsafeBitCast(InputStream.self, UnsafeRawPointer.self))
	// _CFRuntimeBridgeTypeToClass(CFWriteStreamGetTypeID(), unsafeBitCast(OutputStream.self, UnsafeRawPointer.self))
	//_CFRuntimeBridgeTypeToClass(CFRunLoopTimerGetTypeID(), unsafeBitCast(Timer.self, to: UnsafeRawPointer.self))

	__CFSwiftBridge.NSObject.isEqual = _CFSwiftIsEqual
	__CFSwiftBridge.NSObject.hash = _CFSwiftGetHash
	__CFSwiftBridge.NSObject._cfTypeID = _CFSwiftGetTypeID
	__CFSwiftBridge.NSObject.copyWithZone = _CFSwiftCopyWithZone

	__CFSwiftBridge.NSSet.count = _CFSwiftSetGetCount
	__CFSwiftBridge.NSSet.countForKey = _CFSwiftSetGetCountOfValue
	__CFSwiftBridge.NSSet.containsObject = _CFSwiftSetContainsValue
	__CFSwiftBridge.NSSet.__getValue = _CFSwiftSetGetValue
	__CFSwiftBridge.NSSet.getValueIfPresent = _CFSwiftSetGetValueIfPresent
	__CFSwiftBridge.NSSet.getObjects = _CFSwiftSetGetValues
	__CFSwiftBridge.NSSet.copy = _CFSwiftSetCreateCopy
	__CFSwiftBridge.NSSet.__apply = _CFSwiftSetApplyFunction
	__CFSwiftBridge.NSSet.member = _CFSwiftSetMember

	__CFSwiftBridge.NSMutableSet.addObject = _CFSwiftSetAddValue
	__CFSwiftBridge.NSMutableSet.replaceObject = _CFSwiftSetReplaceValue
	__CFSwiftBridge.NSMutableSet.setObject = _CFSwiftSetSetValue
	__CFSwiftBridge.NSMutableSet.removeObject = _CFSwiftSetRemoveValue
	__CFSwiftBridge.NSMutableSet.removeAllObjects = _CFSwiftSetRemoveAllValues

	__CFSwiftBridge.NSArray.count = _CFSwiftArrayGetCount
	__CFSwiftBridge.NSArray.objectAtIndex = _CFSwiftArrayGetValueAtIndex
	__CFSwiftBridge.NSArray.getObjects = _CFSwiftArrayGetValues
	__CFSwiftBridge.NSArray.isSubclassOfNSMutableArray = _CFSwiftArrayIsSubclassOfNSMutableArray

	__CFSwiftBridge.NSMutableArray.addObject = _CFSwiftArrayAppendValue
	__CFSwiftBridge.NSMutableArray.setObject = _CFSwiftArraySetValueAtIndex
	__CFSwiftBridge.NSMutableArray.replaceObjectAtIndex = _CFSwiftArrayReplaceValueAtIndex
	__CFSwiftBridge.NSMutableArray.insertObject = _CFSwiftArrayInsertValueAtIndex
	__CFSwiftBridge.NSMutableArray.exchangeObjectAtIndex = _CFSwiftArrayExchangeValuesAtIndices
	__CFSwiftBridge.NSMutableArray.removeObjectAtIndex = _CFSwiftArrayRemoveValueAtIndex
	__CFSwiftBridge.NSMutableArray.removeAllObjects = _CFSwiftArrayRemoveAllValues
	__CFSwiftBridge.NSMutableArray.replaceObjectsInRange = _CFSwiftArrayReplaceValues

	__CFSwiftBridge.NSDictionary.count = _CFSwiftDictionaryGetCount
	__CFSwiftBridge.NSDictionary.countForKey = _CFSwiftDictionaryGetCountOfKey
	__CFSwiftBridge.NSDictionary.containsKey = _CFSwiftDictionaryContainsKey
	__CFSwiftBridge.NSDictionary.objectForKey = _CFSwiftDictionaryGetValue
	__CFSwiftBridge.NSDictionary._getValueIfPresent = _CFSwiftDictionaryGetValueIfPresent
	__CFSwiftBridge.NSDictionary.containsObject = _CFSwiftDictionaryContainsValue
	__CFSwiftBridge.NSDictionary.countForObject = _CFSwiftDictionaryGetCountOfValue
	__CFSwiftBridge.NSDictionary.getObjects = _CFSwiftDictionaryGetValuesAndKeys
	__CFSwiftBridge.NSDictionary.__apply = _CFSwiftDictionaryApplyFunction
	__CFSwiftBridge.NSDictionary.copy = _CFSwiftDictionaryCreateCopy

	__CFSwiftBridge.NSMutableDictionary.__addObject = _CFSwiftDictionaryAddValue
	__CFSwiftBridge.NSMutableDictionary.replaceObject = _CFSwiftDictionaryReplaceValue
	__CFSwiftBridge.NSMutableDictionary.__setObject = _CFSwiftDictionarySetValue
	__CFSwiftBridge.NSMutableDictionary.removeObjectForKey = _CFSwiftDictionaryRemoveValue
	__CFSwiftBridge.NSMutableDictionary.removeAllObjects = _CFSwiftDictionaryRemoveAllValues

	__CFSwiftBridge.NSString._createSubstringWithRange = _CFSwiftStringCreateWithSubstring
	__CFSwiftBridge.NSString.copy = _CFSwiftStringCreateCopy
	__CFSwiftBridge.NSString.mutableCopy = _CFSwiftStringCreateMutableCopy
	__CFSwiftBridge.NSString.length = _CFSwiftStringGetLength
	__CFSwiftBridge.NSString.characterAtIndex = _CFSwiftStringGetCharacterAtIndex
	__CFSwiftBridge.NSString.getCharacters = _CFSwiftStringGetCharacters
	__CFSwiftBridge.NSString.__getBytes = _CFSwiftStringGetBytes
	__CFSwiftBridge.NSString._fastCStringContents = _CFSwiftStringFastCStringContents
	__CFSwiftBridge.NSString._fastCharacterContents = _CFSwiftStringFastContents
	__CFSwiftBridge.NSString._getCString = _CFSwiftStringGetCString
	__CFSwiftBridge.NSString._encodingCantBeStoredInEightBitCFString = _CFSwiftStringIsUnicode

	__CFSwiftBridge.NSMutableString.insertString = _CFSwiftStringInsert
	__CFSwiftBridge.NSMutableString.deleteCharactersInRange = _CFSwiftStringDelete
	__CFSwiftBridge.NSMutableString.replaceCharactersInRange = _CFSwiftStringReplace
	__CFSwiftBridge.NSMutableString.setString = _CFSwiftStringReplaceAll
	__CFSwiftBridge.NSMutableString.appendString = _CFSwiftStringAppend
	__CFSwiftBridge.NSMutableString.appendCharacters = _CFSwiftStringAppendCharacters
	__CFSwiftBridge.NSMutableString._cfAppendCString = _CFSwiftStringAppendCString

	__CFSwiftBridge.NSRunLoop._new = _NSRunLoopNew

	__CFSwiftBridge.NSCharacterSet._expandedCFCharacterSet = _CFSwiftCharacterSetExpandedCFCharacterSet
	__CFSwiftBridge.NSCharacterSet._retainedBitmapRepresentation = _CFSwiftCharacterSetRetainedBitmapRepresentation
	__CFSwiftBridge.NSCharacterSet.characterIsMember = _CFSwiftCharacterSetCharacterIsMember
	__CFSwiftBridge.NSCharacterSet.mutableCopy = _CFSwiftCharacterSetMutableCopy
	__CFSwiftBridge.NSCharacterSet.longCharacterIsMember = _CFSwiftCharacterSetLongCharacterIsMember
	__CFSwiftBridge.NSCharacterSet.hasMemberInPlane = _CFSwiftCharacterSetHasMemberInPlane
	__CFSwiftBridge.NSCharacterSet.invertedSet = _CFSwiftCharacterSetInverted

	__CFSwiftBridge.NSMutableCharacterSet.addCharactersInRange = _CFSwiftMutableSetAddCharactersInRange
	__CFSwiftBridge.NSMutableCharacterSet.removeCharactersInRange = _CFSwiftMutableSetRemoveCharactersInRange
	__CFSwiftBridge.NSMutableCharacterSet.addCharactersInString = _CFSwiftMutableSetAddCharactersInString
	__CFSwiftBridge.NSMutableCharacterSet.removeCharactersInString = _CFSwiftMutableSetRemoveCharactersInString
	__CFSwiftBridge.NSMutableCharacterSet.formUnionWithCharacterSet = _CFSwiftMutableSetFormUnionWithCharacterSet
	__CFSwiftBridge.NSMutableCharacterSet.formIntersectionWithCharacterSet = _CFSwiftMutableSetFormIntersectionWithCharacterSet
	__CFSwiftBridge.NSMutableCharacterSet.invert = _CFSwiftMutableSetInvert

	__CFSwiftBridge.NSNumber._cfNumberGetType = _CFSwiftNumberGetType
	__CFSwiftBridge.NSNumber._getValue = _CFSwiftNumberGetValue
	__CFSwiftBridge.NSNumber.boolValue = _CFSwiftNumberGetBoolValue

	__CFSwiftBridge.NSData.copy = _CFSwiftDataCreateCopy
	__CFSwiftBridge.NSData.length = _CFSwiftDataGetLength
	__CFSwiftBridge.NSData.bytes = _CFSwiftDataGetBytesPtr
	__CFSwiftBridge.NSData.mutableBytes = _CFSwiftDataGetMutableBytesPtr
	__CFSwiftBridge.NSData.getBytes = _CFSwiftDataGetBytes
	__CFSwiftBridge.NSData.setLength = _CFSwiftDataSetLength
	__CFSwiftBridge.NSData.increaseLengthBy = _CFSwiftDataIncreaseLength
	__CFSwiftBridge.NSData.appendBytes = _CFSwiftDataAppendBytes
	__CFSwiftBridge.NSData.replaceBytes = _CFSwiftDataReplaceBytes

	__CFSwiftBridge.NSCalendar.calendarIdentifier = _CFSwiftCalendarGetCalendarIdentifier
	__CFSwiftBridge.NSCalendar.copyLocale = _CFSwiftCalendarCopyLocale
	__CFSwiftBridge.NSCalendar.setLocale = _CFSwiftCalendarSetLocale
	__CFSwiftBridge.NSCalendar.copyTimeZone = _CFSwiftCalendarCopyTimeZone
	__CFSwiftBridge.NSCalendar.setTimeZone = _CFSwiftCalendarSetTimeZone
	__CFSwiftBridge.NSCalendar.firstWeekday = _CFSwiftCalendarGetFirstWeekday
	__CFSwiftBridge.NSCalendar.setFirstWeekday = _CFSwiftCalendarSetFirstWeekday
	__CFSwiftBridge.NSCalendar.minimumDaysInFirstWeek = _CFSwiftCalendarGetMinimumDaysInFirstWeek
	__CFSwiftBridge.NSCalendar.setMinimumDaysInFirstWeek = _CFSwiftCalendarSetMinimumDaysInFirstWeek
	__CFSwiftBridge.NSCalendar.copyGregorianStartDate = _CFSwiftCalendarCopyGregorianStartDate
	__CFSwiftBridge.NSCalendar.setGregorianStartDate = _CFSwiftCalendarSetGregorianStartDate

	// __CFDefaultEightBitStringEncoding = UInt32(kCFStringEncodingUTF8)

	__CFSwiftBridge.NSURL.copyResourcePropertyForKey = _CFSwiftURLCopyResourcePropertyForKey
	__CFSwiftBridge.NSURL.copyResourcePropertiesForKeys = _CFSwiftURLCopyResourcePropertiesForKeys
	__CFSwiftBridge.NSURL.setResourcePropertyForKey = _CFSwiftURLSetResourcePropertyForKey
	__CFSwiftBridge.NSURL.setResourcePropertiesForKeys = _CFSwiftURLSetResourcePropertiesForKeys
	__CFSwiftBridge.NSURL.clearResourcePropertyCacheForKey = _CFSwiftURLClearResourcePropertyCacheForKey
	__CFSwiftBridge.NSURL.clearResourcePropertyCache = _CFSwiftURLClearResourcePropertyCache
	__CFSwiftBridge.NSURL.setTemporaryResourceValueForKey = _CFSwiftSetTemporaryResourceValueForKey
	__CFSwiftBridge.NSURL.resourceIsReachable = _CFSwiftURLResourceIsReachable
	}

	public func === (lhs: AnyClass, rhs: AnyClass) -> Bool {
	return unsafeBitCast(lhs, to: UnsafeRawPointer.self) == unsafeBitCast(rhs, to: UnsafeRawPointer.self)
	}

	/// Swift extensions for common operations in Foundation that use unsafe things...


	extension NSObject {
	static func unretainedReference<R: NSObject>(_ value: UnsafeRawPointer) -> R {
	return unsafeBitCast(value, to: R.self)
	}

	static func unretainedReference<R: NSObject>(_ value: UnsafeMutableRawPointer) -> R {
	return unretainedReference(UnsafeRawPointer(value))
	}

	static func releaseReference(_ value: UnsafeRawPointer) {
	_CFSwiftRelease(UnsafeMutableRawPointer(mutating: value))
	}

	static func releaseReference(_ value: UnsafeMutableRawPointer) {
	_CFSwiftRelease(value)
	}

	func withRetainedReference<T, R>(_ work: (UnsafePointer<T>) -> R) -> R {
	let selfPtr = Unmanaged.passRetained(self).toOpaque().assumingMemoryBound(to: T.self)
	return work(selfPtr)
	}

	func withRetainedReference<T, R>(_ work: (UnsafeMutablePointer<T>) -> R) -> R {
	let selfPtr = Unmanaged.passRetained(self).toOpaque().assumingMemoryBound(to: T.self)
	return work(selfPtr)
	}

	func withUnretainedReference<T, R>(_ work: (UnsafePointer<T>) -> R) -> R {
	let selfPtr = Unmanaged.passUnretained(self).toOpaque().assumingMemoryBound(to: T.self)
	return work(selfPtr)
	}

	func withUnretainedReference<T, R>(_ work: (UnsafeMutablePointer<T>) -> R) -> R {
	let selfPtr = Unmanaged.passUnretained(self).toOpaque().assumingMemoryBound(to: T.self)
	return work(selfPtr)
	}
	}

	extension Array {
	internal mutating func withUnsafeMutablePointerOrAllocation<R>(_ count: Int, fastpath: UnsafeMutablePointer<Element>? = nil, body: (UnsafeMutablePointer<Element>) -> R) -> R {
	if let fastpath = fastpath {
	return body(fastpath)
	} else if self.count > count {
	let buffer = UnsafeMutablePointer<Element>.allocate(capacity: count)
	let res = body(buffer)
	buffer.deinitialize(count: count)
	buffer.deallocate()
	return res
	} else {
	return withUnsafeMutableBufferPointer() { (bufferPtr: inout UnsafeMutableBufferPointer<Element>) -> R in
	return body(bufferPtr.baseAddress!)
	}
	}
	}
	}


	#if os(macOS) \|\| os(iOS)
	internal typealias _DarwinCompatibleBoolean = DarwinBoolean
	#else
	internal typealias _DarwinCompatibleBoolean = Bool
	#endif

	public protocol _NSNonfileURLContentLoading: AnyObject {
	init()
	func contentsOf(url: URL) throws -> (result: NSData, textEncodingNameIfAvailable: String?)
	}


	internal enum _NSNonfileURLContentLoader {
	static private(set) var external: _NSNonfileURLContentLoading?

	static var current: _NSNonfileURLContentLoading {
	if let external = _NSNonfileURLContentLoader.external {
	return external
	} else {
	guard let type = _typeByName(_SwiftFoundationNetworkingModuleName + "._NSNonfileURLContentLoader") as? _NSNonfileURLContentLoading.Type else {
	fatalError("You must link or load module \(_SwiftFoundationNetworkingModuleName) to load non-file: URL content using String(contentsOf:…), Data(contentsOf:…), etc.")
	}

	let result = type.init()
	_NSNonfileURLContentLoader.external = result
	return result
	}
	}
	}

	public func _GetNSCFXMLBridge() -> _NSCFXMLBridge {
	return __NSCFXMLBridge
	}