void Socket::sendPacket(const net::Packet& packet){
uint32_t payloadSize = packet.getPayload().getCapacity();
// send payload size
sendBfr(&payloadSize, sizeof(uint32_t));
// send the actual data
sendBfr(packet.getPayload().getData(), packet.getPayload().getCapacity());
}
void Socket::recvPacket(net::Packet& packet){
uint32_t payloadSize = 0;
// recieve payload size
recvBfr(&payloadSize, sizeof(uint32_t));
// initialize payload memory
packet.clear();
packet.getPayload().grow(payloadSize);
recvBfr(packet.getPayload().getData(), packet.getPayload().getCapacity());
}