_VCOMM_SetupComm

include vcomm.inc

VxDcall _VCOMM_SetupComm, <hPort, <OFFSET32 RxQueue>, cbRxQueue, \
    <OFFSET32 TxQueue>, cbTxQueue>
or      eax, eax
jz      error_handler

Sets the receive and transmit queues for a communications resource. Any characters in the previous receive and transmit queues are discarded. Uses the C calling convention.

• Returns TRUE if successful, FALSE otherwise. For extended error information, use _VCOMM_GetLastError.

hPort

Handle of a communications resource.

RxQueue and cbRxQueue

Base address and size of the receive queue.

TxQueue and cbTxQueue

Base address and size of the transmit queue.

See also _VCOMM_GetLastError, _QSB