Function AddAcksToPacketQueue

library/cpp/netliba/v12/udp_host_protocol.h:761–773

by passing xfer we reduce number of hash map finds.

    // by passing xfer we reduce number of hash map finds.
    inline void AddAcksToPacketQueue(TUdpSocket& s, char* packetBuffer, const size_t packetBufferSize,
                                     TConnection* connection, const ui64 transferId, TUdpInTransfer* xfer) {
        char* pktData = packetBuffer;
        WriteAcksHeader(&pktData, ACK, connection, transferId);

        const size_t acks = WriteAck(xfer, (int*)pktData, (size_t)(packetBufferSize - (pktData - packetBuffer)) / SIZEOF_ACK);
        pktData += acks * SIZEOF_ACK;

        const size_t ackPacketSize = connection->GetSmallMtuUseXs() ? UDP_XSMALL_PACKET_SIZE : UDP_SMALL_PACKET_SIZE;

        s.AddPacketToQueue(pktData - packetBuffer, {connection->GetWinsockAddress(), connection->GetWinsockMyAddress()},
                           xfer->AckTos, ackPacketSize);
    }

    inline bool ReadAndSetAcks(const char* pktData, const char* pktEnd, const float deltaT, TAckTracker* ackTracker) {
        return ReadAcks((const int*)pktData, (pktEnd - pktData) / SIZEOF_ACK, deltaT, ackTracker);