Change the jump target label of a jump DCL.
- macOS 10.1+
- UIKit for Mac 13.0+Beta
The local isoch port interface to use.
kIOReturnSuccess on success. Will return an error if 'inJump' does not point to a valid jump DCL or 'inLabel' does not point to a valid label DCL.
Use this function to change the flow of a DCL program. Works whether the DCL program is currently running or not.
The method is called when the port should configure its associated hardware to prepare to send or receive isochronous data on the channel number and at the speed specified.
Get reference value associated with this port.
The method is called to determine which FireWire isochronous channels and speed this port supports.
The method is called to release the hardware after the channel has been stopped.
Set reference value associated with this port.
The method is called when the port is to begin talking or listening.
The method is called when the port is to stop talking or listening.
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