private void SendData(FrameKind fk, byte frameNb, byte frameExpected, Packet[] buffer)
{
Packet data = null;
if (fk == FrameKind.Data)
{
data = buffer[frameNb % _NR_BUFS];
}
else
{
data = new Packet {
Data = new byte[1] {
(byte)0
}
}
}; //envoie packet de 0. Pas utilise par application
if (fk == FrameKind.Nak)
{
_no_nak = false;
}
// Construct and send a data frame.
Frame frame = new Frame
{
/* insert packet into frame */
Kind = fk,
Info = data,
/* insert sequence number into frame */
Seq = frameNb,
/* piggyback ack */
Ack = (byte)((frameExpected + _MAX_SEQ) % (_MAX_SEQ + 1))
};
//Encode frame with Hamming protocol
Frame frameEncoded = Hamming.encodeHamming(frame);
/* transmit the frame */
ToPhysicalLayer(frameEncoded);
/* start the timer running */
if (fk == FrameKind.Data)
{
StartTimer(frameNb % _NR_BUFS);
}
StopAckTimer();
}
#endregion
}
private void SendData(byte frameNb, byte frameExpected, Packet[] buffer)
{
// Construct and send a data frame.
Frame frame = new Frame
{
/* insert packet into frame */
Info = buffer[frameNb],
/* insert sequence number into frame */
Seq = frameNb,
/* piggyback ack */
Ack = (byte)((frameExpected + _MAX_SEQ) % (_MAX_SEQ + 1))
};
//Encode frame with Hamming protocol
Frame frameEncoded = Hamming.encodeHamming(frame);
/* transmit the frame */
//ToPhysicalLayer(frame);
ToPhysicalLayer(frameEncoded);
/* start the timer running */
StartTimer(frameNb);
}
