Method SendQuickAck

libi2pd/Streaming.cpp:1134–1287

	}

	void Stream::SendQuickAck ()
	{
		int32_t lastReceivedSeqn = m_LastReceivedSequenceNumber;
		// for limit inbound speed
		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
		int numPackets = 0;
		bool lostPackets = false;
		int64_t passedTime = m_PacketACKInterval * INITIAL_WINDOW_SIZE; // in microseconds // while m_LastACKSendTime == 0
		if (m_LastACKSendTime)
			passedTime = (ts - m_LastACKSendTime)*1000; // in microseconds
		numPackets = (passedTime + m_PacketACKIntervalRem) / m_PacketACKInterval;
		m_PacketACKIntervalRem = (passedTime + m_PacketACKIntervalRem) - (numPackets * m_PacketACKInterval);
		if (m_LastConfirmedReceivedSequenceNumber + numPackets < m_LastReceivedSequenceNumber)
		{
			lastReceivedSeqn = m_LastConfirmedReceivedSequenceNumber + numPackets;
			if (!m_IsAckSendScheduled)
			{
				auto ackTimeout = m_RTT/10;
				if (ackTimeout > m_AckDelay) ackTimeout = m_AckDelay;
				ScheduleAck (ackTimeout);
			}
		}
		if (numPackets == 0) return;
		// for limit inbound speed
		if (!m_SavedPackets.empty ())
		{
			for (auto it: m_SavedPackets)
			{
				auto seqn = it->GetSeqn ();
				// for limit inbound speed
				if (m_LastConfirmedReceivedSequenceNumber + numPackets < int(seqn))
				{
					if (!m_IsAckSendScheduled)
					{
						auto ackTimeout = m_RTT/10;
						if (ackTimeout > m_AckDelay) ackTimeout = m_AckDelay;
						ScheduleAck (ackTimeout);
					}
					if (lostPackets)
						break;
					else
						return;
				}
				// for limit inbound speed
				if ((int)seqn > lastReceivedSeqn)
				{
					lastReceivedSeqn = seqn;
					lostPackets = true;	// for limit inbound speed
				}
			}
		}
		if (lastReceivedSeqn < 0)
		{
			LogPrint (eLogError, "Streaming: No packets have been received yet");
			if (m_SequenceNumber == 0)
			{
				if (m_NumResendAttempts > 1)
				{