private void ReadTcp(IAsyncResult ar)
{
RelationTcp relation = (RelationTcp)ar.AsyncState;
if (relation.readSs.CanRead)
{
int length = 0;
try
{
length = relation.readSs.EndRead(ar);
}
catch { }
if (length > 0)
{
if (relation.writeSs.CanWrite)
{
try
{
relation.writeSs.Write(relation.buffer.Take(length).ToArray());
StartRead(relation);
return;
}
catch
{
Console.WriteLine("连接中断");
}
}
}
}
relation.readSs.Close(3000);
relation.writeSs.Close(3000);
relation.readTcp.Close();
relation.writeTcp.Close();
}
private void bindTcpClient(TcpClient readClient, TcpClient writeClient)
{
try
{
NetworkStream readSs = readClient.GetStream();
NetworkStream writeSs = writeClient.GetStream();
RelationTcp romrRelation = new RelationTcp()
{
readTcp = readClient, readSs = readSs, writeTcp = writeClient, writeSs = writeSs, buffer = new byte[1452]
};
RelationTcp toRelation = new RelationTcp()
{
readTcp = writeClient, readSs = writeSs, writeTcp = readClient, writeSs = readSs, buffer = new byte[1452]
};
StartRead(romrRelation);
StartRead(toRelation);
}
catch
{
try
{
readClient.Close();
}
catch { }
try
{
writeClient.Close();
}
catch { }
return;
}
}
private void StartRead(RelationTcp tcp)
{
tcp.readTcp.GetStream().BeginRead(tcp.buffer, 0, tcp.buffer.Length, ReadTcp, tcp);
}
