void AbstractSshChannel::handleOpenSuccess(quint32 remoteChannelId,
quint32 remoteWindowSize, quint32 remoteMaxPacketSize)
{
if (m_state != SessionRequested) {
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Invalid SSH_MSG_CHANNEL_OPEN_CONFIRMATION packet.");
}
m_timeoutTimer->stop();
if (remoteMaxPacketSize < MinMaxPacketSize) {
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Maximum packet size too low.");
}
#ifdef CREATOR_SSH_DEBUG
qDebug("Channel opened. remote channel id: %u, remote window size: %u, "
"remote max packet size: %u",
remoteChannelId, remoteWindowSize, remoteMaxPacketSize);
#endif
m_remoteChannel = remoteChannelId;
m_remoteWindowSize = remoteWindowSize;
m_remoteMaxPacketSize = remoteMaxPacketSize - sizeof(quint32) - sizeof m_remoteChannel - 1;
// Original value includes packet type, channel number and length field for string.
setChannelState(SessionEstablished);
handleOpenSuccessInternal();
}
void AbstractSshChannel::handleOpenSuccess(quint32 remoteChannelId,
quint32 remoteWindowSize, quint32 remoteMaxPacketSize)
{
const ChannelState oldState = m_state;
switch (oldState) {
case CloseRequested: // closeChannel() was called while we were in SessionRequested state
case SessionRequested:
break; // Ok, continue.
default:
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Unexpected SSH_MSG_CHANNEL_OPEN_CONFIRMATION packet.");
}
m_timeoutTimer.stop();
if (remoteMaxPacketSize < MinMaxPacketSize) {
throw SSH_SERVER_EXCEPTION(SSH_DISCONNECT_PROTOCOL_ERROR,
"Maximum packet size too low.");
}
#ifdef CREATOR_SSH_DEBUG
qDebug("Channel opened. remote channel id: %u, remote window size: %u, "
"remote max packet size: %u",
remoteChannelId, remoteWindowSize, remoteMaxPacketSize);
#endif
m_remoteChannel = remoteChannelId;
m_remoteWindowSize = remoteWindowSize;
m_remoteMaxPacketSize = remoteMaxPacketSize;
setChannelState(SessionEstablished);
if (oldState == CloseRequested)
closeChannel();
else
handleOpenSuccessInternal();
}
