public static void Register(BombplaneProto.Type type, CallBack method)
{
if (!_callBacks.ContainsKey(type))
{
_callBacks.Add(type, method);
}
else
{
Console.WriteLine("注册了相同的回调事件");
}
}
private static byte[] _Pack(BombplaneProto.Type type, byte[] data = null)
{
MessagePacker packer = new MessagePacker();
if (data != null)
{
packer.Add((ushort)(4 + data.Length)); //消息长度
packer.Add((ushort)type); //消息类型
packer.Add(data); //消息内容
}
else
{
packer.Add(4); //消息长度
packer.Add((ushort)type); //消息类型
}
return(packer.Package);
}
public static void _Receive()
{
Console.WriteLine("消息接收线程已经开启...");
// 持续接受消息
while (true)
{
byte[] data = new byte[2048];
Package package = new Package();
BombplaneProto.Type type = BombplaneProto.Type.Unknown;
// 接收消息长度
int receive = 0;
try
{
receive = _client_socket.Receive(data);
}
catch (Exception e)
{
Console.WriteLine("接收消息错误: " + e.ToString());
continue;
}
// 解析消息过程
try
{
package.head.len = IPAddress.NetworkToHostOrder(BitConverter.ToInt16(data, 0));
package.head.seq = IPAddress.NetworkToHostOrder(BitConverter.ToInt16(data, 2));
}
catch (Exception e)
{
Console.WriteLine("解析消息错误: " + e.ToString());
continue;
}
Console.WriteLine("收到的消息长度为" + package.head.len.ToString());
Console.WriteLine("收到的消息序列号为" + package.head.seq.ToString());
Console.WriteLine("此时期待的消息序列号为" + safe_seqs[seq_num.rseq]);
if (package.head.len == 4)
{
Console.WriteLine("收到一个ACK包，序号为" + package.head.seq.ToString());
if (package.head.seq == safe_seqs[seq_num.sack])
{
safe_seqs[seq_num.sack]++;
}
continue;
}
if (package.head.len == 11 && package.head.seq == 0)
{
SendAck(package.head.seq);
safe_seqs[seq_num.rseq]++;
continue;
}
if (package.head.seq == safe_seqs[seq_num.rseq])
{
if (package.head.len > 4)
{
SendAck(package.head.seq);
safe_seqs[seq_num.rseq]++;
}
}
else if (package.head.seq < safe_seqs[seq_num.rseq])
{
if (package.head.len > 4)
{
SendAck(package.head.seq);
}
continue;
}
if (package.head.len > 4)
{
//Console.WriteLine("收到一个数据包！");
byte[] content = new byte[package.head.len - 4];
Array.Copy(data, 4, content, 0, package.head.len - 4);
package.content = content;
//content.CopyTo(package.content, 0);
Message message = PackageUtils.PackageToMessage(package);
Console.WriteLine("接收到消息，类型为" + message.Type.ToString() + "，序号为" + package.head.seq.ToString());
type = message.Type;
// 执行回调事件
if (_callBacks.ContainsKey(type))
{
CallBack callBack = new CallBack(message, _callBacks[type]);
// 放入回调执行线程
_callBackQueue.Enqueue(callBack);
}
}
// 收到的包是ack包
else
{
Console.WriteLine("收到一个ACK包，序号为" + package.head.seq.ToString());
if (package.head.seq == safe_seqs[seq_num.sack])
{
safe_seqs[seq_num.sack]++;
}
//receive_seq++;
}
}
}
