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GetCommState (Serial Communications)
INtime SDK v7 > About INtime > Networking and I/O > Serial Communications (COMM) > GetCommState (Serial Communications)

Retrieves the current control settings for a specified communications device.

BOOLEAN GetCommState(
  COMMHANDLE hComm,  // handle to communications device
  LPDCB lpDCB        // device-control block
);

Parameters

hComm
[in] Handle to the communications device. OpenComm returns this handle.
lpDCB
[out] Pointer to a DCB structure that receives the control settings information.

Return Values

Non-zero
Success.
0 (zero)
Failure. To determine the status, call GetLastRtError.

Status

E_DISCONNECTED
COMM channel is closed
E_PARAM
Invalid parameter

Requirements

Versions Defined in Include Link to
INtime 3.1 intime/rt/include/comm.h comm.h comm.lib
See Also