PortClose

cCall   [pPortClose], hPort
or      eax, eax
jz      error_handler

Called by the _VCOMM_CloseComm service to close a port. Uses the C calling convention.

• Returns TRUE if successful, FALSE otherwise.

hPort

Address of a _PORTINFORMATION structure returned by the PortOpen function.

If the PortOpen function calls the _VCOMM_Acquire_Port service, the PortClose function must call the _VCOMM_Release_Port service.

See also _PORTINFORMATION, PortOpen, _VCOMM_CloseComm