Function WritePacketDataSize

library/cpp/netliba/v12/udp_socket.cpp:124–127

        return *(ui16*)(buf + UDP_PACKET_DATA_SIZE_OFFSET);
    }
    static void WritePacketDataSize(char* buf, const size_t size) {
        Y_ASSERT(size <= 1 << 16);
        *(ui16*)(buf + UDP_PACKET_DATA_SIZE_OFFSET) = (ui16)size;
    }

    static void WritePacketHeader(char* packet, const size_t packetSize, const sockaddr_in6& toAddress) {
        WriteVersion(packet);