Structs



IOStorageCompletion

struct  IOStorageCompletion
{
  void  *  target;
  IOStorageCompletionAction  action;
  void  *  parameter;
};

The IOStorageCompletion structure describes the C (or C++) completion routine that is called once an asynchronous storage operation completes. The values passed for the target and parameter fields will be passed to the routine when it is called.

Fields

NameDescription
targetOpaque client-supplied pointer (or an instance pointer for a C++ callback).
actionCompletion routine to call on completion of the data transfer.
parameterOpaque client-supplied pointer.

© 2000 Apple Computer, Inc. — (Last Updated 2/23/2000)