void Widget::tcpProcessData(QByteArray data, QTcpSocket* socket)
{
// Login request (forwarded)
if (useRemoteLogin && tcpReceivedDatas->contains("commfunction=login&") && tcpReceivedDatas->contains("&version="))
{
logMessage("TCP: Remote login not implemented yet.");
// We need to add the client with his IP/port/passhash to tcpPlayers if he isn't already there
Player newPlayer;
newPlayer.IP = socket->peerAddress().toIPv4Address();
newPlayer.port = socket->peerPort();
QString passhash = QString(*tcpReceivedDatas);
passhash = passhash.mid(passhash.indexOf("passhash=")+9);
passhash.truncate(passhash.indexOf('&'));
newPlayer.passhash = passhash;
logMessage("IP:"+newPlayer.IP+", passhash:"+newPlayer.passhash);
// Then connect to the remote and forward the client's requests
if (!remoteLoginSock.isOpen())
{
remoteLoginSock.connectToHost(remoteLoginIP, remoteLoginPort);
remoteLoginSock.waitForConnected(remoteLoginTimeout);
if (!remoteLoginSock.isOpen())
{
win.logMessage("TCP: Can't connect to remote login server : timed out.");
return;
}
}
// We just blindly send everything that we're going to remove from tcpReceivedDatas at the end of tcpProcessData
QByteArray toSend = *tcpReceivedDatas;
toSend.left(toSend.indexOf(data) + data.size());
remoteLoginSock.write(toSend);
}
else if (useRemoteLogin && tcpReceivedDatas->contains("Server:")) // Login reply (forwarded)
{
logMessage("TCP: Remote login not implemented yet.");
// First we need to find a player matching the received passhash in tcpPlayers
// Use the player's IP/port to find a matching socket in tcpClientsList
// The login headers are all the same, so we can just use loginHeader.bin and send back data
}
else if (tcpReceivedDatas->contains("commfunction=login&") && tcpReceivedDatas->contains("&version=")) // Login request
{
QString postData = QString(*tcpReceivedDatas);
*tcpReceivedDatas = tcpReceivedDatas->right(postData.size()-postData.indexOf("version=")-8-4); // 4 : size of version number (ie:version=1344)
logMessage("TCP: Login request received :");
QFile file(QString(NETDATAPATH)+"/loginHeader.bin");
QFile fileServersList(SERVERSLISTFILEPATH);
QFile fileBadPassword(QString(NETDATAPATH)+"/loginWrongPassword.bin");
QFile fileAlready(QString(NETDATAPATH)+"/loginAlreadyConnected.bin");
QFile fileMaxRegistration(QString(NETDATAPATH)+"/loginMaxRegistered.bin");
QFile fileMaxConnected(QString(NETDATAPATH)+"/loginMaxConnected.bin");
if (!file.open(QIODevice::ReadOnly) || !fileBadPassword.open(QIODevice::ReadOnly)
|| !fileAlready.open(QIODevice::ReadOnly) || !fileMaxRegistration.open(QIODevice::ReadOnly)
|| !fileMaxConnected.open(QIODevice::ReadOnly) || !fileServersList.open(QIODevice::ReadOnly))
{
logStatusMessage("Error reading login data files");
stopServer();
}
else
{
bool ok=true;
postData = postData.right(postData.size()-postData.indexOf("username="******"passhash=")-9);
QString passhash = postData;
passhash.truncate(postData.indexOf('&'));
logMessage(QString("IP : ")+socket->peerAddress().toString());
logMessage(QString("Username : "******"Passhash : ")+passhash);
// Add player to the players list
Player* player = Player::findPlayer(tcpPlayers, username);
if (player->name != username) // Not found, create a new player
{
// Check max registered number
if (tcpPlayers.size() >= maxRegistered)
{
logMessage("TCP: Registration failed, too many players registered");
socket->write(fileMaxRegistration.readAll());
ok = false;
}
else
{
logMessage("TCP: Creating user "+username+" in database");
Player* newPlayer = new Player;
newPlayer->name = username;
newPlayer->passhash = passhash;
newPlayer->IP = socket->peerAddress().toString();
newPlayer->connected = false; // The connection checks are done by the game servers
tcpPlayers << newPlayer;
if (!Player::savePlayers(tcpPlayers))
ok = false;
}
}
else // Found, compare passhashes, check if already connected
{
if (player->passhash != passhash) // Bad password
{
logMessage("TCP: Login failed, wrong password");
socket->write(fileBadPassword.readAll());
ok=false;
}
/*
else if (newPlayer.connected) // Already connected
{
logMessage("TCP: Login failed, player already connected");
socket->write(fileAlready.readAll());
ok=false;
}
*/
else // Good password
{
/*
// Check too many connected
int n=0;
for (int i=0;i<tcpPlayers.size();i++)
if (tcpPlayers[i].connected)
n++;
if (n>=maxConnected)
{
logMessage("TCP: Login failed, too much players connected");
socket->write(fileMaxConnected.readAll());
ok=false;
}
else
*/
{
//player->reset();
player->IP = socket->peerAddress().toString();
player->lastPingTime = timestampNow();
player->connected = true;
}
}
}
if (ok) // Send servers list
{
QByteArray customData = file.readAll();
QByteArray data1 = QByteArray::fromHex("0D0A61757468726573706F6E73653A0A747275650A");
QByteArray sesskey = QCryptographicHash::hash(QString(passhash + saltPassword).toLatin1(), QCryptographicHash::Md5).toHex();
sesskey += passhash;
QByteArray data2 = QByteArray::fromHex("0A310A");
QByteArray serversList;
QByteArray line;
do {
line = fileServersList.readLine().trimmed();
serversList+=line;
serversList+=0x0A;
} while (!line.isEmpty());
serversList = serversList.trimmed();
QByteArray data3 = QByteArray::fromHex("0D0A300D0A0D0A");
int dataSize = data1.size() + sesskey.size() + data2.size() + serversList.size() - 2;
QString dataSizeStr = QString().setNum(dataSize, 16);
customData += dataSizeStr;
customData += data1;
customData += sesskey;
customData += data2;
customData += serversList;
customData += data3;
logMessage("TCP: Login successful, sending servers list");
socket->write(customData);
socket->close();
}
}
}
else if (data.contains("commfunction=removesession"))
{
logMessage("TCP: Session closed by client");
}
else // Unknown request, erase tcp buffer
{
// Display data
logMessage("TCP: Unknown request received : ");
logMessage(QString(data.data()));
}
}
void Widget::tcpProcessData(QByteArray data, QTcpSocket* socket)
{
if (tcpReceivedDatas->contains("commfunction=login&") && tcpReceivedDatas->contains("&version=")) // Login request
{
QString postData = QString(*tcpReceivedDatas);
*tcpReceivedDatas = tcpReceivedDatas->right(postData.size()-postData.indexOf("version=")-8-4); // 4 : size of version number (ie:version=1344)
logMessage("TCP: Login request received :");
QFile file(QString(NETDATAPATH)+"/loginHeader.bin");
QFile fileServersList(SERVERSLISTFILEPATH);
QFile fileBadPassword(QString(NETDATAPATH)+"/loginWrongPassword.bin");
QFile fileAlready(QString(NETDATAPATH)+"/loginAlreadyConnected.bin");
QFile fileMaxRegistration(QString(NETDATAPATH)+"/loginMaxRegistered.bin");
QFile fileMaxConnected(QString(NETDATAPATH)+"/loginMaxConnected.bin");
if (!file.open(QIODevice::ReadOnly) || !fileBadPassword.open(QIODevice::ReadOnly)
|| !fileAlready.open(QIODevice::ReadOnly) || !fileMaxRegistration.open(QIODevice::ReadOnly)
|| !fileMaxConnected.open(QIODevice::ReadOnly) || !fileServersList.open(QIODevice::ReadOnly))
{
logStatusMessage("Error reading login data files");
stopServer();
}
else
{
bool ok=true;
postData = postData.right(postData.size()-postData.indexOf("username="******"passhash=")-9);
QString passhash = postData;
passhash.truncate(postData.indexOf('&'));
logMessage(QString("IP : ")+socket->peerAddress().toString());
logMessage(QString("Username : "******"Passhash : ")+passhash);
// Add player to the players list
Player player = Player::findPlayer(tcpPlayers, username);
if (player.name != username) // Not found, create a new player
{
// Check max registered number
if (tcpPlayers.size() >= maxRegistered)
{
logMessage("TCP: Registration failed, too much players registered");
socket->write(fileMaxRegistration.readAll());
ok = false;
}
else
{
logMessage("TCP: Creating user in database");
Player newPlayer;
newPlayer.name = username;
newPlayer.passhash = passhash;
newPlayer.IP = socket->peerAddress().toString();
newPlayer.connected = false; // The connection checks are done by the game servers
tcpPlayers << newPlayer;
if (!Player::savePlayers(tcpPlayers))
ok = false;
}
}
else // Found, compare passhashes, check if already connected
{
if (player.passhash != passhash) // Bad password
{
logMessage("TCP: Login failed, wrong password");
socket->write(fileBadPassword.readAll());
ok=false;
}
/*
else if (newPlayer.connected) // Already connected
{
logMessage("TCP: Login failed, player already connected");
socket->write(fileAlready.readAll());
ok=false;
}
*/
else // Good password
{
/*
// Check too many connected
int n=0;
for (int i=0;i<tcpPlayers.size();i++)
if (tcpPlayers[i].connected)
n++;
if (n>=maxConnected)
{
logMessage("TCP: Login failed, too much players connected");
socket->write(fileMaxConnected.readAll());
ok=false;
}
else
*/
{
player.reset();
player.IP = socket->peerAddress().toString();
player.lastPingTime = timestampNow();
player.connected = true;
}
}
}
if (ok) // Send servers list
{
QByteArray customData = file.readAll();
QByteArray data1 = QByteArray::fromHex("0D0A61757468726573706F6E73653A0A747275650A");
QByteArray sesskey = QCryptographicHash::hash(QString(passhash + saltPassword).toLatin1(), QCryptographicHash::Md5).toHex();
sesskey += passhash;
QByteArray data2 = QByteArray::fromHex("0A310A");
QByteArray serversList;
QByteArray line;
do {
line = fileServersList.readLine().trimmed();
serversList+=line;
serversList+=0x0A;
} while (!line.isEmpty());
serversList = serversList.trimmed();
QByteArray data3 = QByteArray::fromHex("0D0A300D0A0D0A");
int dataSize = data1.size() + sesskey.size() + data2.size() + serversList.size() - 2;
QString dataSizeStr = QString().setNum(dataSize, 16);
customData += dataSizeStr;
customData += data1;
customData += sesskey;
customData += data2;
customData += serversList;
customData += data3;
logMessage("TCP: Login successful, sending servers list");
socket->write(customData);
}
}
}
else if (data.contains("commfunction=removesession"))
{
logMessage("TCP: Session closed by client");
}
else // Unknown request, erase tcp buffer
{
// Display data
logMessage("TCP: Unknow request received : ");
logMessage(QString(data.data()));
}
// Delete the processed message from the buffer
*tcpReceivedDatas = tcpReceivedDatas->right(tcpReceivedDatas->size() - tcpReceivedDatas->indexOf(data) - data.size());
}
