FtVspcGetInQueueBytes Function

Retrieves the number of bytes in buffer.

BOOL FtVspcGetInQueueBytes(
	FTVSPCHANDLE hPort,
	size_t* lpcbInQueue 
	);

Parameters

hPort

[in] Port handle. Refer to FtVspcAttach.

lpcbInQueue

[out] A pointer to the variable where the number of bytes in buffer is returned.

Return Value

If the function succeeds, the return value is TRUE. Otherwise, use FtVspcGetLastError to get the error code (FtVspc_ErrorCode).

Errors

ftvspcErrorFailed 1 The operation has not been completed.
ftvspcErrorInvalidParameter 2 Invalid parameter.

See Also

FtVspcAttach