Contents

updateOutputPlug

updates the value of an output plug (simulating a lock transaction).

Declaration

virtual IOReturn updateOutputPlug(
 UInt32plug,
 UInt32oldVal,
 UInt32newVal);

Parameters

  • plug:

    value returned by allocateOutputPlug.

  • oldVal:

    value returned by readOutputPlug.

  • newVal:

    new value to store in plug if it's current value is oldVal.

See Also

Miscellaneous