///-------------------------------------------------------------------------------------------------
/// <summary> 由于打包器做了数据管理，所以直接丢打包器进来发送数据. </summary>
/// <exception cref="SocketException"> Thrown when a
/// Socket error
/// condition
/// occurs. </exception>
///
/// <param name="ipt2"> 打包器. </param>
///
/// <returns> 如果确实开始发送了则返回true，否则返回false. </returns>
///-------------------------------------------------------------------------------------------------
internal bool SendData(IPacket2 ipt2)
{
if (IsConnected)
{
#if !NEW_EVENT_AEGS
//拷贝数据到sendBuffer上
int sendLen = ipt2.WriteSendDataToBuffer(_sendBuffer, 0, _sendBuffer.Length);
if (sendLen == 0)//为0表示没有要发送的数据
{
return(false);
}
_sendArgs.SetBuffer(_sendBuffer, 0, sendLen);
#else
SocketAsyncEventArgs sendArgs = new SocketAsyncEventArgs();
sendArgs.UserToken = this.clientSocket;
sendArgs.RemoteEndPoint = this.hostEndPoint;
sendArgs.SetBuffer(data, 0, data.Length);
sendArgs.Completed += new EventHandler <SocketAsyncEventArgs>(OnSend);
#endif
PrepareSend(_clientSocket, _sendArgs);
_sendTime.WorkStart();
return(true);
}
else
{
throw new SocketException((int)SocketError.NotConnected);
}
}
/// <summary>
/// 构造函数： 创建出一个Socket对象
/// </summary>
internal SocketClient(string hostName, int port, IPacket2 packet2)
{
try
{
IPHostEntry host;
if (Regex.IsMatch(hostName, @"\d{1,3}[.]\d{1,3}[.]\d{1,3}[.]\d{1,3}"))
{
byte[] ipadr = new byte[4];
MatchCollection ms = Regex.Matches(hostName, @"\d{1,3}");
for (int i = 0; i < ms.Count; i++)
{
ipadr[i] = Convert.ToByte(hostName.Substring(ms[i].Index, ms[i].Length));
}
IPAddress address = new IPAddress(ipadr);
this._hostEndPoint = new IPEndPoint(address, port);
}
else
{
host = Dns.GetHostEntry(hostName);
IPAddress[] addressList = host.AddressList;
//实例化 endpoint 和 socket.
this._hostEndPoint = new IPEndPoint(addressList[addressList.Length - 1], port);
}
this._clientSocket = new Socket(this._hostEndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
//设置这个Timeout应该是无效的(是有效的，必须设置为0，否则自动断线)
_clientSocket.SendTimeout = 8 * 1000;
_clientSocket.ReceiveTimeout = 0;
}
catch (Exception e)
{
DxDebug.LogWarning("SocketClient.SocketClient():类构造函数错误: " + e.Message);
return;
}
if (_areConnectDone == null)
{
_areConnectDone = new AutoResetEvent(false);
}
if (_receiveBuffer == null)
{
_receiveBuffer = new byte[RECE_BUFFER_SIZE];
}
if (_sendBuffer == null)
{
_sendBuffer = new byte[SEND_BUFFER_SIZE];
}
_packet2 = packet2;
#if !NEW_EVENT_AEGS
_sendArgs = new SocketAsyncEventArgs();
_sendArgs.UserToken = this._clientSocket; //利用了Token
//_sendArgs.RemoteEndPoint = null;
_sendArgs.Completed += new EventHandler <SocketAsyncEventArgs>(ProcessSend);
_receiveArgs = new SocketAsyncEventArgs();
_receiveArgs.UserToken = this._clientSocket;//利用了Token
_receiveArgs.SetBuffer(_receiveBuffer, 0, _receiveBuffer.Length);
_receiveArgs.Completed += new EventHandler <SocketAsyncEventArgs>(ProcessReceive);
#endif
DxDebug.Log("SocketClient.SocketClient().SocketClient类构造对象成功！");
}
