Function

SCNetworkReachabilityCreateWithName(_:_:)

Creates a reachability reference to the specified network host or node name.

Declaration

func SCNetworkReachabilityCreateWithName(_ allocator: CFAllocator?, _ nodename: UnsafePointer<Int8>) -> SCNetworkReachability?

Parameters

allocator: The allocator to use. Pass NULL or kCFAllocatorDefault to use the default allocator.
nodename: The node name of the desired host. This name is the same as that passed to the gethostbyname or getaddrinfo functions. The value of this parameter is copied into the new object.

Return Value

A new immutable reachability reference. You must release the returned value.

Discussion

You can use the reachability reference returned by this function to monitor the reachability of the target host.

See Also

Creating a Reachability Reference

func SCNetworkReachabilityCreateWithAddress(CFAllocator?, UnsafePointer<sockaddr>) -> SCNetworkReachability?

Creates a reachability reference to the specified network address.

func SCNetworkReachabilityCreateWithAddressPair(CFAllocator?, UnsafePointer<sockaddr>?, UnsafePointer<sockaddr>?) -> SCNetworkReachability?

Creates a reachability reference to the specified network address.