private void DataArrival(CSS.IM.Library.Class.msgFile msg, CSS.IM.Library.Class.NatClass netClass, System.Net.IPAddress Ip, int Port)
{
switch (msg.InfoClass)
{
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.GetFileTransmitProxyID://����Լ��ӷ������ϻ����ת����ID
{
this.serverSelfID = msg.SendID;
if (this.serverOppositeID != -1)//����Ƿ��ͷ������ת����ID������߶Է���ʼ�ս��ļ�
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.TCP;//��ʶ��ǰͨ��Э��ΪTCP
//this._mtu = 1200;//�����������ļ�ʱ����MTUֵ����Ϊ1200ʹ·���������ǽת������
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolFileTransmit.BeginTransmit;
msg.SendID = this.serverSelfID;
msg.RecID = this.serverOppositeID;
this.sendData(msg);
}
else if (this.getFileProxyID != null)//����ǽ��շ��������ת����ID��֮�Է�
this.getFileProxyID(this, this.serverSelfID);
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.FileTransmit://����ļ���������
{
//Calculate.WirteLog("�����ļ����Է�");
this.sendFile((int)msg.pSendPos);//�����ļ����Է�
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.GetFileBlock :// ��öԷ�������ļ����ݰ�
{
//Calculate.WirteLog("�յ��ļ�����");
this.ReceivedFileBlock(msg);//�Է������ļ����ݹ���,�������ݵ��ļ�
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.BeginTransmit://�����Ѿ��������Է�Ҫ��ʼ�����ļ�
{
this.serverOppositeID = msg.SendID;//��öԷ�ID
if (netClass == CSS.IM.Library.Class.NatClass.Tcp)//�����TCPͨ��
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.TCP;//����TCPЭ�鴫���ļ�
}
else
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.WanNoProxyUDP;//����UDPЭ�鴫��
}
if (this.fileTransmitConnected != null)//����ͨ�ųɹ��¼������˳�ͨ�Ų���
this.fileTransmitConnected(this, this.netClass);
if (!this.IsSendState)//����ļ���û�п�ʼ���ͣ�����
this.sendRequestGetFileData();//�����ļ����Է�
//Calculate.WirteLog("�����Ѿ��������Է�Ҫ��ʼ�����ļ�");
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.FileTranstmitOver ://�ļ��������
{
this.onFileTransmitted();
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.HandshakeLAN://�յ��Է�������UDP��������
{
this.OppositeUDPIP = Ip;//�������öԷ��ľ�����IP
this.OppositeUDPPort = Port;//�������öԷ��ľ�����UDP�˿�
msg.InfoClass =(byte)CSS.IM.Library.Class.ProtocolFileTransmit.IsOppositeRecSelfLanUDPData;//���߶Է��յ�����������Ϣ
this.sockUDP1.Send(this.OppositeUDPIP, this.OppositeUDPPort, msg.getBytes());
//Calculate.WirteLog(this._IsSend.ToString()+ "�յ��Է�������UDP��������:"+ Ip.ToString() +":"+ Port.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.IsOppositeRecSelfLanUDPData://�Է��յ��Լ����͵ľ�����UDP��������
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.LanUDP;//��ʶ��Է�����������ͨ�ųɹ�
if (this._IsSend)//����Ƿ����ļ���һ�����ҶԷ���֮�յ��Լ����������ݣ���ͨ��ͨ����ͨ
{
//this._mtu = 1400;//�����������ļ�ʱ����MTUֵ����Ϊ5120��5k������ٶ�
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolFileTransmit.BeginTransmit;
msg.SendID = 0;
this.sendData(msg);//���߶Է���ʼ�����ļ�
}
//Calculate.WirteLog(Ip.ToString() + ":" + Port.ToString() + "�Է��յ��Լ����͵ľ�����UDP��������" + this._IsSend.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.HandshakeWAN ://�յ��Է�������UDP��������
{
this.OppositeUDPIP = Ip;//�������öԷ��Ĺ�����IP
this.OppositeUDPPort = Port;//�������öԷ��Ĺ�����UDP�˿�
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolFileTransmit.IsOppositeRecSelfWanUDPData ;//���߶Է��յ�����������Ϣ
this.sockUDP1.Send(this.OppositeUDPIP, this.OppositeUDPPort, msg.getBytes());
//Calculate.WirteLog(this._IsSend.ToString()+ "�յ��Է�������UDP��������:"+ Ip.ToString() +":"+ Port.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.IsOppositeRecSelfWanUDPData://�Է��յ��Լ����͵ľ�����UDP��������
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.WanNoProxyUDP;//��ʶ��Է�����������ֱ��ͨ�ųɹ�
if (this._IsSend)//����Ƿ����ļ���һ�����ҶԷ���֮�յ��Լ����������ݣ���ͨ��ͨ����ͨ
{
//this._mtu = 1200;//�����������ļ�ʱ����MTUֵ����Ϊ1200��1k�ٶ�
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolFileTransmit.BeginTransmit;
msg.SendID = 0;
this.sendData(msg);//���߶Է���ʼ�����ļ�
}
//Calculate.WirteLog(Ip.ToString() + ":" + Port.ToString() + "�Է��յ��Լ����͵ľ�����UDP��������" + this._IsSend.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolFileTransmit.GetUDPWANInfo://��÷��������ص��ļ��������ֹ�����UDP�˿�
{
this.selfUDPPort=msg.SendID;//�������öԷ��Ĺ�����UDP�˿�
if (!this.IsGetWanUDP && this.fileTransmitGetUDPPort != null)
{
this.IsGetWanUDP = true;//��ʶ�Ѿ�������WAN UDP�˿ڻ�ȡ�¼�
this.fileTransmitGetUDPPort(this, this.selfUDPPort, true);
}
//Calculate.WirteLog(this._IsSend.ToString() + "��÷��������ص��ļ��������ֹ�����UDP�˿�:" + this.selfUDPPort);
}
break;
}
}
private void DataArrival(CSS.IM.Library.Class.msgAV msg, CSS.IM.Library.Class.NatClass netClass, System.Net.IPAddress Ip, int Port)
{
switch (msg.InfoClass)
{
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.GetVideoData:// 获得对方传输的视频数据包
{
this.OnVideoData(msg.DataBlock);
//Calculate.WirteLog("收到v"+ msg.DataBlock.Length.ToString());
//this.ReceivedFileBlock(msg);//对方发送文件数据过来,保存数据到文件
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.GetAudioData:// 获得对方传输的音频数据包
{
this.OnAudioData(msg.DataBlock);
//Calculate.WirteLog("收到a"+ msg.DataBlock.Length.ToString());
//this.ReceivedFileBlock(msg);//对方发送文件数据过来,保存数据到文件
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.GetBITMAPINFOHEADER://获得对方视频图像头信息
{
this.OnGetBITMAPINFOHEADER(msg.DataBlock);
break;
}
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.GetAVTransmitProxyID://获得自己从服务器上获得中转服务ID
{
this.serverSelfID = msg.SendID;
if (this.serverOppositeID != -1)//如果已经获得对方中转服务ID,则告诉对方开始视频传输
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.TCP;//采用TCP协议传输文件
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolAVTransmit.BeginTransmit;
msg.SendID = this.serverSelfID;
msg.RecID = this.serverOppositeID;
this.sendData(msg);
}
else if (this.AVGetProxyID != null)//如果对方中转服务ID没有获得，则产生事件通知对方自己的ID//如果是接收方则触发获得中转服务ID
this.AVGetProxyID(this, this.serverSelfID);
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.BeginTransmit://连接已经建立，对方要求开始接收文件
{
this.serverOppositeID = msg.SendID;//获得对方ID
if (netClass == CSS.IM.Library.Class.NatClass.Tcp)//如果是TCP通信
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.TCP;//采用TCP协议传输文件
}
else
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.WanNoProxyUDP;//采用UDP协议传输
}
if (this.AVConnected != null)//触发通信成功事件，并退出通信测试
this.AVConnected(this, this.netClass);
//通信已经建立，开始传输数据
//Calculate.WirteLog("连接已经建立");
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.HandshakeLAN://收到对方局域网UDP握手数据
{
this._OppositeUserInfo.LocalIP = Ip;//重新设置对方的局域网IP
this.OppositeUDPPort = Port;//重新设置对方的局域网UDP端口
msg.InfoClass =(byte)CSS.IM.Library.Class.ProtocolAVTransmit.IsOppositeRecSelfLanUDPData;//告诉对方收到握手数据信息
this.sockUDP1.Send(this._OppositeUserInfo.LocalIP, this.OppositeUDPPort, msg.getBytes());
//Calculate.WirteLog(this._IsSend.ToString()+ "收到对方局域网UDP握手数据:"+ Ip.ToString() +":"+ Port.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.IsOppositeRecSelfLanUDPData://对方收到自己发送的局域网UDP握手数据
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.LanUDP;//标识与对方建立局域网通信成功
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolAVTransmit.BeginTransmit;
msg.SendID = 0;
this.sendData(msg);//告诉对方开始发送文件
//Lan通信已经建立，开始传输数据
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.HandshakeWAN://收到对方广域网UDP握手数据
{
this._OppositeUserInfo.IP = Ip;//重新设置对方的广域网IP
this.OppositeUDPPort = Port;//重新设置对方的广域网UDP端口
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolAVTransmit.IsOppositeRecSelfWanUDPData;//告诉对方收到握手数据信息
this.sockUDP1.Send(this._OppositeUserInfo.IP, this.OppositeUDPPort, msg.getBytes());
//Calculate.WirteLog(this._IsSend.ToString()+ "收到对方广域网UDP握手数据:"+ Ip.ToString() +":"+ Port.ToString());
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.IsOppositeRecSelfWanUDPData://对方收到自己发送的局域网UDP握手数据
{
this.netClass = CSS.IM.Library.Class.NetCommunicationClass.WanNoProxyUDP;//标识与对方建立广域网直接通信成功
msg.InfoClass = (byte)CSS.IM.Library.Class.ProtocolAVTransmit.BeginTransmit;
msg.SendID = 0;
this.sendData(msg);//告诉对方开始视频
//Wan通信已经建立，开始传输数据
}
break;
case (byte)CSS.IM.Library.Class.ProtocolAVTransmit.GetUDPWANInfo://获得服务器返回的文件传输套接字广域网UDP端口
{
this.selfUDPPort=msg.SendID;//重新设置对方的广域网UDP端口
if (!this.IsGetWanUDP && this.AVGetUDPPort != null)//如果自己还未与对方套接字建立通信则触发获得端口事件
{
this.IsGetWanUDP = true;
this.AVGetUDPPort(this, this.selfUDPPort, true);
}
}
break;
}
}