void C4Network2ClientListBox::ConnectionListItem::Update()
{
C4Network2IOConnection *pConn = GetConnection();
if (!pConn)
{
// No connection: Shouldn't happen
pDesc->SetText("???");
pPing->SetText("???");
return;
}
// update connection ping
int iPing = pConn->getLag();
pPing->SetText(FormatString("%d ms", iPing).getData());
// update description
// get connection usage
const char *szConnType;
C4Network2Client *pNetClient = ::Network.Clients.GetClientByID(iClientID);
if (pNetClient->getDataConn() == pNetClient->getMsgConn())
szConnType = "Data/Msg";
else if (iConnID)
szConnType = "Msg";
else
szConnType = "Data";
// display info
pDesc->SetText(FormatString("%s: %s (%s l%d)",
szConnType,
::Network.NetIO.getNetIOName(pConn->getNetClass()),
pConn->getPeerAddr().ToString().getData(),
pConn->getPacketLoss()).getData());
}
C4Network2IOConnection *C4Network2IO::GetConnection(const C4NetIO::addr_t &addr, C4NetIO *pNetIO) // by both
{
CStdLock ConnListLock(&ConnListCSec);
// search
for (C4Network2IOConnection *pConn = pConnList; pConn; pConn = pConn->pNext)
if (pConn->getNetClass() == pNetIO && AddrEqual(pConn->getPeerAddr(), addr))
return pConn;
return NULL;
}
bool C4Network2IO::doAutoAccept(const C4ClientCore &CCore, const C4Network2IOConnection &Conn)
{
CStdLock AALock(&AutoAcceptCSec);
// check if connection with the given client should be allowed
for (AutoAccept *pAcc = pAutoAcceptList; pAcc; pAcc = pAcc->Next)
// core match?
if (CCore.getDiffLevel(pAcc->CCore) <= C4ClientCoreDL_IDMatch)
{
// check: already got another connection for this client? Peer IP must match, then.
for (C4Network2IOConnection *pConn = pConnList; pConn; pConn = pConn->pNext)
if (pConn->isAccepted() &&
pConn->getCCore().getDiffLevel(CCore) <= C4ClientCoreDL_IDMatch &&
pConn->getPeerAddr().sin_addr.s_addr != Conn.getPeerAddr().sin_addr.s_addr)
return false;
// not found or IP matches? Let pass
return true;
}
return false;
}
void C4Network2IO::CheckTimeout()
{
// acquire lock
CStdLock ConnListLock(&ConnListCSec);
// check all connections for timeout (use deletion-safe iteration method just in case)
for (C4Network2IOConnection *pConn = pConnList, *pNext; pConn; pConn = pNext)
{
pNext = pConn->pNext;
// status timeout
if (!pConn->isClosed() && !pConn->isAccepted())
if (difftime(time(NULL), pConn->getTimestamp()) > C4NetAcceptTimeout)
{
Application.InteractiveThread.ThreadLogS("Network: connection accept timeout to %s:%d", inet_ntoa(pConn->getPeerAddr().sin_addr), htons(pConn->getPeerAddr().sin_port));
pConn->Close();
}
// ping timeout
if (pConn->isAccepted())
if ((pConn->getLag() != -1 ? pConn->getLag() : 1000 * difftime(time(NULL), pConn->getTimestamp()))
> C4NetPingTimeout)
{
Application.InteractiveThread.ThreadLogS("%d %d %d", (int)pConn->getLag(), (int)time(NULL), (int)pConn->getTimestamp());
Application.InteractiveThread.ThreadLogS("Network: ping timeout to %s:%d", inet_ntoa(pConn->getPeerAddr().sin_addr), htons(pConn->getPeerAddr().sin_port));
pConn->Close();
}
// delayed connection removal
if (pConn->isClosed())
if (difftime(time(NULL), pConn->getTimestamp()) > C4NetAcceptTimeout)
RemoveConnection(pConn);
}
}