public unsafe void BroadCastMsg(byte[] msg)
{
Console.WriteLine("Start broadcasting " + msg.Length + " bytes");
PrepareBroadcastFrame(msg);
numBroadcastBeginAcked = 0;
numBroadcastEndAcked = 0;
//Get the begin and end message
BroadcastBeginPar beginPar = new BroadcastBeginPar();
beginPar.frameNum = curBroadcastSeqNum;
beginPar.lastPacketPayload = curFrameLastPktSize;
beginPar.numPackets = curBroadcastFrame.Count;
beginPar.packetPayload = payloadSizeUDP;
BroadcastEndPar endPar = new BroadcastEndPar();
endPar.frameNum = curBroadcastSeqNum;
beginMsg = msgParser.getBroadcastBeginMsg(ref beginPar);
endMsg = msgParser.getBroadcastEndMsg(ref endPar);
//Send out the begin message
foreach (POIUser u in POIGlobalVar.UserProfiles.Values)
{
u.BroadcastCtrlHandler.resetStateVariables();
u.SendData(beginMsg, ConType.TCP_CONTROL);
}
myBroadcastState = BroadcastState.WaitForBeginAck;
}
public byte[] getBroadcastEndMsg(ref BroadcastEndPar par)
{
byte[] parBytes = new byte[POIMsgDefinition.POI_MAXPARAMETERSSIZE];
int offset = 0;
serializeInt32(parBytes, ref offset, par.frameNum);
parBytes = parBytes.Take(offset).ToArray();
return composePacket(POIMsgDefinition.POI_BROADCASTEND, parBytes);
}