bool CClientList::IncomingBuddy(Kademlia::CContact* contact, Kademlia::CUInt128* buddyID )
{
uint32 nContactIP = ntohl(contact->GetIPAddress());
//If eMule already knows this client, abort this.. It could cause conflicts.
//Although the odds of this happening is very small, it could still happen.
if (FindClientByIP(nContactIP, contact->GetTCPPort()))
return false;
else if (IsKadFirewallCheckIP(nContactIP)){ // doing a kad firewall check with this IP, abort
DEBUG_ONLY( DebugLogWarning(_T("KAD tcp Firewallcheck / Buddy request collosion for IP %s"), ipstr(nContactIP)) );
return false;
}
else if (theApp.serverconnect->GetLocalIP() == nContactIP && thePrefs.GetPort() == contact->GetTCPPort())
return false; // don't connect ourself
//Add client to the lists to be processed.
CUpDownClient* pNewClient = new CUpDownClient(0, contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, false );
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_INCOMING_BUDDY);
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(ID); //??
buddyID->ToByteArray(ID);
pNewClient->SetBuddyID(ID);
AddToKadList(pNewClient);
AddClient(pNewClient);
return true;
}
void CClientList::IncomingBuddy(Kademlia::CContact* contact, Kademlia::CUInt128* buddyID )
{
uint32 nContactIP = ntohl(contact->GetIPAddress());
//If eMule already knows this client, abort this.. It could cause conflicts.
//Although the odds of this happening is very small, it could still happen.
if (FindClientByIP(nContactIP, contact->GetTCPPort()))
{
return;
}
// don't connect ourself
if (theApp.serverconnect->GetLocalIP() == nContactIP && thePrefs.GetPort() == contact->GetTCPPort())
return;
//Add client to the lists to be processed.
CUpDownClient* pNewClient = new CUpDownClient(0, contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, false );
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_INCOMING_BUDDY);
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(ID);
buddyID->ToByteArray(ID);
pNewClient->SetBuddyID(ID);
AddToKadList(pNewClient);
AddClient(pNewClient);
}
void CClientList::RequestBuddy(Kademlia::CContact* contact, uint8 byConnectOptions)
{
uint32 nContactIP = ntohl(contact->GetIPAddress());
// don't connect ourself
if (theApp.serverconnect->GetLocalIP() == nContactIP && thePrefs.GetPort() == contact->GetTCPPort())
return;
CUpDownClient* pNewClient = FindClientByIP(nContactIP, contact->GetTCPPort());
if (!pNewClient)
pNewClient = new CUpDownClient(0, contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, false );
else if (pNewClient->GetKadState() != KS_NONE)
return; // already busy with this client in some way (probably fw stuff), don't mess with it
else if (IsKadFirewallCheckIP(nContactIP)){ // doing a kad firewall check with this IP, abort
DEBUG_ONLY( DebugLogWarning(_T("KAD tcp Firewallcheck / Buddy request collosion for IP %s"), ipstr(nContactIP)) );
return;
}
//Add client to the lists to be processed.
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_QUEUED_BUDDY);
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(ID);
pNewClient->SetConnectOptions(byConnectOptions, true, false);
AddToKadList(pNewClient);
//This method checks if this is a dup already.
AddClient(pNewClient);
}
bool CClientList::IncomingBuddy(Kademlia::CContact* contact, Kademlia::CUInt128* buddyID)
{
uint32_t nContactIP = wxUINT32_SWAP_ALWAYS(contact->GetIPAddress());
//If aMule already knows this client, abort this.. It could cause conflicts.
//Although the odds of this happening is very small, it could still happen.
if (FindClientByIP(nContactIP, contact->GetTCPPort())) {
return false;
} else if (IsKadFirewallCheckIP(nContactIP)) { // doing a kad firewall check with this IP, abort
AddDebugLogLineN(logKadMain, wxT("Kad TCP firewallcheck / Buddy request collision for IP ") + Uint32toStringIP(nContactIP));
return false;
}
if (theApp->GetPublicIP() == nContactIP && thePrefs::GetPort() == contact->GetTCPPort()) {
return false; // don't connect ourself
}
//Add client to the lists to be processed.
CUpDownClient* pNewClient = new CUpDownClient(contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, NULL, false, true );
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_INCOMING_BUDDY);
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(CMD4Hash(ID));
buddyID->ToByteArray(ID);
pNewClient->SetBuddyID(ID);
AddToKadList(pNewClient);
AddClient(pNewClient);
return true;
}
void CClientList::RequestBuddy(Kademlia::CContact* contact, uint8_t connectOptions)
{
uint32_t nContactIP = wxUINT32_SWAP_ALWAYS(contact->GetIPAddress());
// Don't connect to ourself
if (theApp->GetPublicIP() == nContactIP && thePrefs::GetPort() == contact->GetTCPPort()) {
return;
}
CUpDownClient* pNewClient = FindClientByIP(nContactIP, contact->GetTCPPort());
if (!pNewClient) {
pNewClient = new CUpDownClient(contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, NULL, false, true );
} else if (pNewClient->GetKadState() != KS_NONE) {
return; // already busy with this client in some way (probably fw stuff), don't mess with it
} else if (IsKadFirewallCheckIP(nContactIP)) { // doing a kad firewall check with this IP, abort
AddDebugLogLineN(logKadMain, wxT("Kad TCP firewallcheck / Buddy request collision for IP ") + Uint32toStringIP(nContactIP));
return;
}
//Add client to the lists to be processed.
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_QUEUED_BUDDY);
uint8_t ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(CMD4Hash(ID));
pNewClient->SetConnectOptions(connectOptions, true, false);
AddToKadList(pNewClient);
//This method checks if this is a dup already.
AddClient(pNewClient);
}
bool CClientList::RequestTCP(Kademlia::CContact* contact, uint8_t connectOptions)
{
uint32_t nContactIP = wxUINT32_SWAP_ALWAYS(contact->GetIPAddress());
// don't connect ourself
if (theApp->GetPublicIP() == nContactIP && thePrefs::GetPort() == contact->GetTCPPort()) {
return false;
}
CUpDownClient* pNewClient = FindClientByIP(nContactIP, contact->GetTCPPort());
if (!pNewClient) {
//#warning Do we actually have to check friendstate here?
pNewClient = new CUpDownClient(contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, NULL, false, true);
} else if (pNewClient->GetKadState() != KS_NONE) {
return false; // already busy with this client in some way (probably buddy stuff), don't mess with it
}
//Add client to the lists to be processed.
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_QUEUED_FWCHECK);
if (contact->GetClientID() != 0) {
uint8_t ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(CMD4Hash(ID));
pNewClient->SetConnectOptions(connectOptions, true, false);
}
AddToKadList(pNewClient); // This was a direct adding, but I like to check duplicates
//This method checks if this is a dup already.
AddClient(pNewClient);
return true;
}
bool CClientList::DoRequestFirewallCheckUDP(const Kademlia::CContact& contact){
// first make sure we don't know this IP already from somewhere
if (FindClientByIP(ntohl(contact.GetIPAddress())) != NULL)
return false;
// fine, justcreate the client object, set the state and wait
// TODO: We don't know the clients usershash, this means we cannot build an obfuscated connection, which
// again mean that the whole check won't work on "Require Obfuscation" setting, which is not a huge problem,
// but certainly not nice. Only somewhat acceptable way to solve this is to use the KadID instead.
CUpDownClient* pNewClient = new CUpDownClient(0, contact.GetTCPPort(), contact.GetIPAddress(), 0, 0, false );
pNewClient->SetKadState(KS_QUEUED_FWCHECK_UDP);
DebugLog(_T("Selected client for UDP Firewallcheck: %s"), ipstr(ntohl(contact.GetIPAddress())));
AddToKadList(pNewClient);
AddClient(pNewClient);
ASSERT( !pNewClient->SupportsDirectUDPCallback() );
return true;
}
bool CClientList::DoRequestFirewallCheckUDP(const Kademlia::CContact& contact)
{
// first make sure we don't know this IP already from somewhere
if (IsIPAlreadyKnown(wxUINT32_SWAP_ALWAYS(contact.GetIPAddress()))) {
return false;
}
// fine, just create the client object, set the state and wait
// TODO: We don't know the client's userhash, this means we cannot build an obfuscated connection, which
// again mean that the whole check won't work on "Require Obfuscation" setting, which is not a huge problem,
// but certainly not nice. Only somewhat acceptable way to solve this is to use the KadID instead.
CUpDownClient* pNewClient = new CUpDownClient(contact.GetTCPPort(), contact.GetIPAddress(), 0, 0, NULL, false, true);
pNewClient->SetKadState(KS_QUEUED_FWCHECK_UDP);
AddDebugLogLineN(logClient, wxT("Selected client for UDP Firewallcheck: ") + KadIPToString(contact.GetIPAddress()));
AddToKadList(pNewClient);
AddClient(pNewClient);
wxASSERT(!pNewClient->SupportsDirectUDPCallback());
return true;
}
bool CClientList::RequestTCP(Kademlia::CContact* contact, uint8 byConnectOptions)
{
uint32 nContactIP = ntohl(contact->GetIPAddress());
// don't connect ourself
if (theApp.serverconnect->GetLocalIP() == nContactIP && thePrefs.GetPort() == contact->GetTCPPort())
return false;
CUpDownClient* pNewClient = FindClientByIP(nContactIP, contact->GetTCPPort());
bool bNewClient = true; //MOPRH - Added by SiRoB, Fix adding multiple clientKnown with same ip port
if (!pNewClient)
pNewClient = new CUpDownClient(0, contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, false );
else if (pNewClient->GetKadState() != KS_NONE)
return false; // already busy with this client in some way (probably buddy stuff), don't mess with it
//MORPH START - Added by SiRoB, Fix adding multiple clientKnown with same ip port
else
bNewClient = false;
//MORPH END - Added by SiRoB, Fix adding multiple clientKnown with same ip port
//Add client to the lists to be processed.
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_QUEUED_FWCHECK);
if (contact->GetClientID() != 0){
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(ID);
pNewClient->SetConnectOptions(byConnectOptions, true, false);
}
//MORPH START - Changed by SiRoB, Optimization & Fix
/*
m_KadList.AddTail(pNewClient);
//This method checks if this is a dup already.
AddClient(pNewClient);
*/
if (bNewClient) {
m_KadList.AddTail(pNewClient);
AddClient(pNewClient, true);
} else
AddToKadList(pNewClient);
//MORPH END - Changed by SiRoB, Optimization & Fix
return true;
}
void CClientList::RequestBuddy(Kademlia::CContact* contact)
{
uint32 nContactIP = ntohl(contact->GetIPAddress());
// don't connect ourself
if (theApp.serverconnect->GetLocalIP() == nContactIP && thePrefs.GetPort() == contact->GetTCPPort())
return;
CUpDownClient* pNewClient = FindClientByIP(nContactIP, contact->GetTCPPort());
if (!pNewClient)
pNewClient = new CUpDownClient(0, contact->GetTCPPort(), contact->GetIPAddress(), 0, 0, false );
//Add client to the lists to be processed.
pNewClient->SetKadPort(contact->GetUDPPort());
pNewClient->SetKadState(KS_QUEUED_BUDDY);
byte ID[16];
contact->GetClientID().ToByteArray(ID);
pNewClient->SetUserHash(ID);
AddToKadList(pNewClient);
//This method checks if this is a dup already.
AddClient(pNewClient);
}
