/// <summary>
/// 获取所需的Socket对象
/// </summary>
/// <param name="hostIPEndPoint">远程节点</param>
/// <param name="protocolType">协议类型</param>
/// <param name="packageSize">包大小</param>
/// <returns>创建的Socket对象</returns>
public Socket Get(IPEndPoint hostIPEndPoint, ProtocolType protocolType, int packageSize = 1024 *1024)
{
Socket client = null;
//try
//{
// client.Bind(localIPEndPoint);
//}
//catch (Exception er)
//{
//}
switch (protocolType)
{
case ProtocolType.Tcp:
{
client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
client.Blocking = true;
//client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveBuffer, packageSize);
//client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.SendBuffer, packageSize);
try
{
client.Connect(hostIPEndPoint);
}
catch (Exception e)
{
return(client);
}
if (client.Connected)
{
SocketPackage ssi = new SocketPackage()
{
Body = new byte[packageSize], Client = client
};
if (m_SetupReceiveEvent != null)
{
m_SetupReceiveEvent(this, ssi);
}
}
break;
}
case ProtocolType.Udp:
{
client = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
// client.Bind(localIPEndPoint);
break;
}
}
return(client);
}
private void ReceiveCallback(IAsyncResult asyResult)
{
SocketPackage ssi = asyResult.AsyncState as SocketPackage;
try
{
if (!ssi.Client.Connected)
{
return;
}
int readlength = ssi.Client.EndReceive(asyResult);
if (readlength > 0)
{
byte[] data = new byte[readlength];
Buffer.BlockCopy(ssi.Body, 0, data, 0, readlength);
//Task.Factory.StartNew(new Action<object>((o) => {
//IList<byte> t_data = o as IList<byte>;
PackageHandle(data.ToList());
//}), data.ToList());
// ssi.Package = data;
//if (OnReceived != null)
// OnReceived(this, ssi);
//if (DataHandler != null)
// DataHandler(data);
ssi.Body = new byte[m_packageSize];
ssi.Client.BeginReceive(ssi.Body, 0, ssi.Body.Length, SocketFlags.None, ReceiveCallback, ssi);
}
//else
//{
// if (OnReceived != null)
// OnReceived(this, ssi);
// ssi.Socket.Close();
// if (OnConnectionStateChanged != null)
// OnConnectionStateChanged(this, new EventArgs() { });
//}
}
catch
{
ssi.Client.Close();
if (OnConnectionStateChanged != null)
{
OnConnectionStateChanged(this, new EventArgs()
{
});
}
}
}
private void OnSetupReceiveEvent(object sender, SocketPackage e)
{
e.Client.BeginReceive(e.Body, 0, e.Body.Length, SocketFlags.None, new AsyncCallback((ar) =>
{
SocketPackage ssi = ar.AsyncState as SocketPackage;
try
{
if (!ssi.Client.Connected)
{
return;
}
int readlength = ssi.Client.EndReceive(ar);
if (readlength > 0)
{
byte[] data = new byte[readlength];
Buffer.BlockCopy(ssi.Body, 0, data, 0, readlength);
//ssi.Package = data;
//if (OnReceived != null)
// OnReceived(this, ssi);
//if (DataHandler!=null)
// DataHandler(data);
PackageHandle(data.ToList());
ssi.Body = new byte[m_packageSize];
ssi.Client.BeginReceive(ssi.Body, 0, ssi.Body.Length, SocketFlags.None, ReceiveCallback, ssi);
}
//else
//{
// ssi.Socket.Close();
// if (OnConnectionStateChanged != null)
// OnConnectionStateChanged(this, new EventArgs() { });
//}
}
catch
{
ssi.Client.Close();
if (OnConnectionStateChanged != null)
{
OnConnectionStateChanged(this, new EventArgs()
{
});
}
}
}), e);
}
//public Socket Get(int localPort,string hostIp, int hostPort,ProtocolType protocolType)
//{
// IList<IPAddress> localAdressList = NetHelper.GetLoaclAddressList().Where(o=>o.AddressFamily == AddressFamily.InterNetwork).ToList<IPAddress>();
// IPEndPoint hostIpEndPoint = new IPEndPoint(IPAddress.Parse(hostIp), hostPort);
// foreach (IPAddress address in localAdressList)
// {
// Socket client = Get(new IPEndPoint(address, localPort), hostIpEndPoint, protocolType);
// if (client.Connected)
// return client;
// }
// throw new Exception("本地所有IP和端口都不能连接服务地址{0}:{1}".FormatString(hostIp,hostPort.ToString()));
//}
/// <summary>
/// 异步获取所需的Socket对象
/// </summary>
/// <param name="localIPEndPoint">本地节点</param>
/// <param name="hostIPEndPoint">远程节点</param>
/// <param name="protocolType">协议类型</param>
/// <param name="packageSize">包大小</param>
/// <returns></returns>
public Socket AsyncGet(IPEndPoint localIPEndPoint, IPEndPoint hostIPEndPoint, ProtocolType protocolType, int packageSize = 1024 *1024)
{
Socket client = new Socket(localIPEndPoint.Address.AddressFamily, SocketType.Stream, protocolType);
//client.Blocking = true;
client.Bind(localIPEndPoint);
switch (protocolType)
{
case ProtocolType.Tcp:
{
client.BeginConnect(hostIPEndPoint, (ar) =>
{
Socket sk = (Socket)ar.AsyncState;
Socket s2 = sk.EndAccept(ar);
SocketPackage ssi = new SocketPackage()
{
Body = new byte[packageSize], Client = s2
};
try
{
if (sk.Connected)
{
m_SetupReceiveEvent(this, ssi);
}
}
catch
{
}
}, client);
break;
}
case ProtocolType.Udp:
{
break;
}
}
return(client);
}
