public bool SendPacket(Mule.Network.Packet packet, bool delpacket, Mule.Network.ServerSocket to)
{
if (to != null)
{
if (IsConnected)
{
connectedSocket_.SendPacket(packet, delpacket, true);
}
else
{
return(false);
}
}
else
{
to.SendPacket(packet, delpacket, true);
}
return(true);
}
public void DestroySocket(Mule.Network.ServerSocket pSck)
{
if (pSck == null)
{
return;
}
// remove socket from list of opened sockets
foreach (ServerSocket pTestSck in openSockets_)
{
if (pTestSck == pSck)
{
openSockets_.Remove(pTestSck);
break;
}
}
if (pSck != null)
{ // deadlake PROXYSUPPORT - changed to AsyncSocketEx
pSck.Close();
}
}
public void ConnectionFailed(Mule.Network.ServerSocket sender)
{
if (!IsConnecting && sender != connectedSocket_)
{
// just return, cleanup is done by the socket itself
return;
}
ED2KServer pServer = MuleApplication.Instance.ServerList.GetServerByAddress(sender.CurrentServer.Address, sender.CurrentServer.Port);
switch (sender.ConnectionState)
{
case ConnectionStateEnum.CS_FATALERROR:
//TODO:Log
break;
case ConnectionStateEnum.CS_DISCONNECTED:
MuleApplication.Instance.SharedFiles.ClearED2KPublishInfo();
break;
case ConnectionStateEnum.CS_SERVERDEAD:
if (pServer != null)
{
pServer.AddFailedCount();
}
break;
case ConnectionStateEnum.CS_ERROR:
break;
case ConnectionStateEnum.CS_SERVERFULL:
break;
case ConnectionStateEnum.CS_NOTCONNECTED:
break;
}
// IMPORTANT: mark this socket not to be deleted in StopConnectionTry(),
// because it will delete itself after this function!
sender.IsDeleting = true;
switch (sender.ConnectionState)
{
case ConnectionStateEnum.CS_FATALERROR:
{
bool autoretry = !IsSingleConnect;
StopConnectionTry();
if (MuleApplication.Instance.Preference.IsReconnect && autoretry &&
retryTimer_ == null)
{
// There are situations where we may get Winsock error codes which indicate
// that the network is down, although it is not. Those error codes may get
// thrown only for particular IPs. If the first server in our list has such
// an IP and will therefor throw such an error we would never connect to
// any server at all. To circumvent that, start the next auto-connection
// attempt with a different server (use the next server in the list).
startAutoConnectPos_ = 0; // default: start at 0
if (pServer != null)
{
// If possible, use the "next" server.
int iPosInList =
MuleApplication.Instance.ServerList.GetPositionOfServer(pServer);
if (iPosInList >= 0)
{
startAutoConnectPos_ = (uint)((iPosInList + 1) %
MuleApplication.Instance.ServerList.ServerCount);
}
}
retryTimer_ =
new Timer(new TimerCallback(RetryConnectTimer),
this, 0,
MuleConstants.ONE_SEC_MS * MuleConstants.CS_RETRYCONNECTTIME);
}
break;
}
case ConnectionStateEnum.CS_DISCONNECTED:
{
MuleApplication.Instance.SharedFiles.ClearED2KPublishInfo();
IsConnected = false;
if (connectedSocket_ != null)
{
connectedSocket_.Close();
connectedSocket_ = null;
}
MuleApplication.Instance.Statistics.ServerConnectTime = 0;
MuleApplication.Instance.Statistics.Add2TotalServerDuration();
if (MuleApplication.Instance.Preference.IsReconnect && !IsConnecting)
{
ConnectToAnyServer();
}
break;
}
case ConnectionStateEnum.CS_ERROR:
case ConnectionStateEnum.CS_NOTCONNECTED:
{
if (!IsConnecting)
{
break;
}
}
goto case ConnectionStateEnum.CS_SERVERDEAD;
case ConnectionStateEnum.CS_SERVERDEAD:
case ConnectionStateEnum.CS_SERVERFULL:
{
if (!IsConnecting)
{
break;
}
if (IsSingleConnect)
{
if (pServer != null && sender.IsServerCryptEnabledConnection &&
!MuleApplication.Instance.Preference.IsClientCryptLayerRequired)
{
// try reconnecting without obfuscation
ConnectToServer(pServer, false, true);
break;
}
StopConnectionTry();
break;
}
Dictionary <ulong, ServerSocket> .Enumerator pos = connectionAttemps_.GetEnumerator();
while (pos.MoveNext())
{
if (pos.Current.Value == sender)
{
connectionAttemps_.Remove(pos.Current.Key);
break;
}
}
TryAnotherConnectionRequest();
}
break;
}
}
public void ConnectionEstablished(Mule.Network.ServerSocket sender)
{
if (!IsConnecting)
{
// we are already IsConnected to another server
DestroySocket(sender);
return;
}
InitLocalIP();
if (sender.ConnectionState == ConnectionStateEnum.CS_WAITFORLOGIN)
{
ED2KServer pServer =
MuleApplication.Instance.ServerList.GetServerByAddress(sender.CurrentServer.Address,
sender.CurrentServer.Port);
if (pServer != null)
{
pServer.ResetFailedCount();
}
// Send login packet
SafeMemFile data = MpdObjectManager.CreateSafeMemFile(256);
data.WriteHash16(MuleApplication.Instance.Preference.UserHash);
data.WriteUInt32(ClientID);
data.WriteUInt16(MuleApplication.Instance.Preference.Port);
uint tagcount = 4;
data.WriteUInt32(tagcount);
Tag tagName = MpdObjectManager.CreateTag(TagTypeEnum.CT_NAME,
MuleApplication.Instance.Preference.UserNick);
tagName.WriteTagToFile(data);
Tag tagVersion = MpdObjectManager.CreateTag(TagTypeEnum.CT_VERSION, VersionsEnum.EDONKEYVERSION);
tagVersion.WriteTagToFile(data);
ServerFlagsEnum dwCryptFlags = 0;
if (MuleApplication.Instance.Preference.IsClientCryptLayerSupported)
{
dwCryptFlags |= ServerFlagsEnum.SRVCAP_SUPPORTCRYPT;
}
if (MuleApplication.Instance.Preference.IsClientCryptLayerRequested)
{
dwCryptFlags |= ServerFlagsEnum.SRVCAP_REQUESTCRYPT;
}
if (MuleApplication.Instance.Preference.IsClientCryptLayerRequired)
{
dwCryptFlags |= ServerFlagsEnum.SRVCAP_REQUIRECRYPT;
}
Tag tagFlags = MpdObjectManager.CreateTag(TagTypeEnum.CT_SERVER_FLAGS,
ServerFlagsEnum.SRVCAP_ZLIB | ServerFlagsEnum.SRVCAP_NEWTAGS |
ServerFlagsEnum.SRVCAP_LARGEFILES |
ServerFlagsEnum.SRVCAP_UNICODE | dwCryptFlags);
tagFlags.WriteTagToFile(data);
// eMule Version (14-Mar-2004: requested by lugdunummaster (need for LowID clients which have no chance
// to send an Hello packet to the server during the callback test))
Tag tagMuleVersion = MpdObjectManager.CreateTag(TagTypeEnum.CT_EMULE_VERSION,
(MuleApplication.Instance.Version.Major << 17) |
(MuleApplication.Instance.Version.Minor << 10) |
(MuleApplication.Instance.Version.Build << 7));
tagMuleVersion.WriteTagToFile(data);
Packet packet = MuleApplication.Instance.NetworkObjectManager.CreatePacket(data);
packet.OperationCode = OperationCodeEnum.OP_LOGINREQUEST;
MuleApplication.Instance.Statistics.AddUpDataOverheadServer(packet.Size);
SendPacket(packet, true, sender);
}
else if (sender.ConnectionState == ConnectionStateEnum.CS_CONNECTED)
{
MuleApplication.Instance.Statistics.Reconnects++;
MuleApplication.Instance.Statistics.ServerConnectTime = MpdUtilities.GetTickCount();
IsConnected = true;
connectedSocket_ = sender;
StopConnectionTry();
MuleApplication.Instance.SharedFiles.ClearED2KPublishInfo();
MuleApplication.Instance.SharedFiles.SendListToServer();
if (MuleApplication.Instance.Preference.DoesAddServersFromServer)
{
Packet packet =
MuleApplication.Instance.NetworkObjectManager.CreatePacket(
OperationCodeEnum.OP_GETSERVERLIST, 0);
MuleApplication.Instance.Statistics.AddUpDataOverheadServer(packet.Size);
SendPacket(packet, true);
}
}
}
