SCNetworkReachabilityCreateWithAddressPair(_:_:_:)
Creates a reachability reference to the specified network address.
Declaration
func SCNetworkReachabilityCreateWithAddressPair(_ allocator: CFAllocator?, _ localAddress: UnsafePointer<sockaddr>?, _ remoteAddress: UnsafePointer<sockaddr>?) -> SCNetworkReachability?Parameters
- allocator:
The allocator to use. Pass
NULLor Kcfallocatordefault to use the default allocator. - localAddress:
The local address associated with a network connection. If
NULL, only the remote address is of interest. The value of this parameter is copied into the new object. - remoteAddress:
The remote address associated with a network connection. If
NULL, only the local address is of interest. 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.