//接收数据的回调函数
public void ReceiveCallback(IAsyncResult param)
{
if (param.IsCompleted)
{
UdpPacket udpp = null;
try
{
byte[] data = client.EndReceive(param, ref remotIpEnd);//接收数据,当Client端连接主机的时候，test就变成Cilent端的IP了
udpp = (UdpPacket)SerializationUnit.DeserializeObject(data);
}
catch (Exception ex)
{
//异常处理操作
}
finally
{
AsyncReceiveData();
}
if (udpp != null)//触发数据包收到事件
{
if (!RecListDic.ContainsKey(udpp.sequence))
{
RecListDic.Add(udpp.sequence, new RecDataList(udpp));
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
else
{
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
foreach (KeyValuePair <long, RecDataList> ss in RecListDic)//循环看看是否有哪一个满了
{
Msg m = ss.Value.show();
if (m != null)
{
if (ReceivedOk != null)
{
ReceivedOk(m, remotIpEnd);
}
RecListDic.Remove(ss.Value.sequence);
break;
}
}
PackageEventArgs arg = new PackageEventArgs(udpp, remotIpEnd);
OnPackageReceived(arg);
}
}
}
/// <summary>
/// 同步数据接收方法
/// </summary>
public void ReceiveData()
{
while (true)
{
IPEndPoint retip = null;
UdpPacket udpp = null;
try
{
byte[] data = client.Receive(ref retip);//接收数据,当Client端连接主机的时候，retip就变成Cilent端的IP了
udpp = (UdpPacket)SerializationUnit.DeserializeObject(data);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
//异常处理操作
}
if (udpp != null)
{
if (!RecListDic.ContainsKey(udpp.sequence))
{
RecListDic.Add(udpp.sequence, new RecDataList(udpp));
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
else
{
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
foreach (KeyValuePair <long, RecDataList> ss in RecListDic)//循环看看是否有哪一个满了
{
Msg m = ss.Value.show();
if (m != null)
{
if (ReceivedOk != null)
{
ReceivedOk(m, retip);
}
RecListDic.Remove(ss.Value.sequence);
break;
}
}
PackageEventArgs arg = new PackageEventArgs(udpp, retip);
OnPackageReceived(arg);//数据包收到触发事件
}
}
}
public Msg show()
{
if (RecudpPackets.Count == total)//表示已经收集满了
{
//重组数据
foreach (UdpPacket udpPacket in RecudpPackets)
{
//偏移量
int offset = (udpPacket.index - 1) * udpPacket.dataLength;
Buffer.BlockCopy(udpPacket.data, 0, DataBuffer, offset, udpPacket.data.Length);
}
Msg rmsg = (Msg)SerializationUnit.DeserializeObject(DataBuffer);
DataBuffer = null;
RecudpPackets.Clear();
return(rmsg);
}
else
{
return(null);
}
}
