void TryConnect(string szIP, int nPort, bool bDns)
{
try
{
if (!bDns && m_pGetHostAddressInterface == null)
{
bDns = true;
}
IPAddress[] ipa = bDns ? Dns.GetHostAddresses(szIP) : m_pGetHostAddressInterface(szIP);
if (ipa != null)
{
if (!m_bInitIPV6)
{
m_bInitIPV6 = true;
m_bIsIPV6 = CTcp.IsIPV6Net();
}
IPAddress pIPAddr = null;
for (int i = 0; i < ipa.Length; ++i)
{
pIPAddr = ipa[i];
if (pIPAddr.AddressFamily == AddressFamily.InterNetworkV6)
{
if (!m_bIsIPV6)
{
continue;
}
}
else
{
if (m_bIsIPV6)
{
continue;
}
}
IPEndPoint ipDns = new IPEndPoint(pIPAddr, nPort);
m_hSocket = new Socket(pIPAddr.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
m_hSocket.BeginConnect(ipDns, new AsyncCallback(ConnectCallback), m_hSocket);
m_szConnectAddr = pIPAddr.ToString();
break;
}
if (m_hSocket == null && ipa != null)
{
int nLen = ipa.Length;
int nIndex = CTcp.RandInt(ref m_nRandSeed, 0, nLen - 1); // 随机一个吧
m_hSocket = new Socket(ipa[nIndex].AddressFamily, SocketType.Stream, ProtocolType.Tcp);
m_hSocket.BeginConnect(ipa, nPort, new AsyncCallback(ConnectCallback), m_hSocket);
}
}
}
catch (Exception)
{
m_hSocket = null;
if (bDns)
{
++m_DnsExceptionCount;
}
}
}
void ThreadRun()
{
if (m_tcp != null)
{
m_tcp.Close();
}
else
{
m_tcp = new CTcp();
}
m_tcp.ConnectToServer(m_szConnectAddr, m_nConnectPort, m_nRandSeed);
if (m_tcp.IsConnect())
{
OnSucConnect();
}
else
{
OnFailedConect();
}
// 开始接收消息吧
BeginRecive();
}
private AssetDownloadCentral m_backgroundCentral; //后台下载
// 启动时测试一下我本地的IPV6环境, 请将这个域名修改你项目的CDN地址
public void StartTestIPV6(string szCDNUrl)
{
CTcp.StartTestIPV6(szCDNUrl);
}