Serial Port Sniffer ActiveX Control - OnReadData Event
The OnReadData event occurs when other application reads data from the sniffed port. (See OnRead event)
| OnReadData( | ||
| BYTE *Buf | // Pointer to the buffer | |
| LONG *Count | // Length of the buffer that receives data | |
| ); | ||
Parameters
Buf [in, out] Pointer to the buffer that contains information that has been read Count [in, out] Pointer to buffer length.
Remarks
Additionally you can change these values. See example.
Example:
void OnReadData (BYTE* Buf, LONG* Count)
{
| delete[] Buf ; | ||
| Buf = new Buf[10]; | ||
| FillMemory (Buf, 10, 10); | ||
| *Count = 10 |
}
See also
OnWrite event, OnRead event, OnWriteData event