void AbstractSshChannel::handleChannelRequest(const SshIncomingPacket &packet)
{
checkChannelActive();
const QByteArray &requestType = packet.extractChannelRequestType();
if (requestType == SshIncomingPacket::ExitStatusType)
handleExitStatus(packet.extractChannelExitStatus());
else if (requestType == SshIncomingPacket::ExitSignalType)
handleExitSignal(packet.extractChannelExitSignal());
else if (requestType != "*****@*****.**") // Suppress warning for this one, as it's sent all the time.
qWarning("Ignoring unknown request type '%s'", requestType.data());
}
void AbstractSshChannel::handleWindowAdjust(quint32 bytesToAdd)
{
checkChannelActive();
const quint64 newValue = m_remoteWindowSize + bytesToAdd;
if (newValue > 0xffffffffu) {
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Illegal window size requested.");
}
m_remoteWindowSize = newValue;
flushSendBuffer();
}
int AbstractSshChannel::handleChannelOrExtendedChannelData(const QByteArray &data)
{
checkChannelActive();
const int bytesToDeliver = qMin<quint32>(data.size(), maxDataSize());
if (bytesToDeliver != data.size())
qWarning("Misbehaving server does not respect local window, clipping.");
m_localWindowSize -= bytesToDeliver;
if (m_localWindowSize < maxPacketSize()) {
m_localWindowSize += maxPacketSize();
m_sendFacility.sendWindowAdjustPacket(m_remoteChannel, maxPacketSize());
}
return bytesToDeliver;
}
void SftpChannelPrivate::handleServerVersion()
{
checkChannelActive();
if (m_sftpState != InitSent) {
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Unexpected SSH_FXP_VERSION packet.");
}
#ifdef CREATOR_SSH_DEBUG
qDebug("sftp init received");
#endif
const quint32 serverVersion = m_incomingPacket.extractServerVersion();
if (serverVersion != ProtocolVersion) {
emit initializationFailed(tr("Protocol version mismatch: Expected %1, got %2")
.arg(serverVersion).arg(ProtocolVersion));
closeChannel();
} else {
m_sftpState = Initialized;
emit initialized();
}
}
