void networkinterface_received(NetworkInterface* interface) {
MAGIC_ASSERT(interface);
/* we just finished receiving some packets */
interface->flags &= ~NIF_RECEIVING;
/* decide how much delay we get to absorb based on the passed time */
SimulationTime now = worker_getCurrentTime();
SimulationTime absorbInterval = now - interface->lastTimeReceived;
if(absorbInterval > 0) {
/* decide how much delay we get to absorb based on the passed time */
gdouble newConsumed = interface->receiveNanosecondsConsumed - absorbInterval;
interface->receiveNanosecondsConsumed = MAX(0, newConsumed);
}
interface->lastTimeReceived = now;
/* now try to receive the next ones */
_networkinterface_scheduleNextReceive(interface);
}
void networkinterface_packetArrived(NetworkInterface* interface, Packet* packet) {
MAGIC_ASSERT(interface);
/* a packet arrived. lets try to receive or buffer it */
guint length = packet_getPayloadLength(packet) + packet_getHeaderSize(packet);
gssize space = interface->inBufferSize - interface->inBufferLength;
g_assert(space >= 0);
if(length <= space) {
/* we have space to buffer it */
g_queue_push_tail(interface->inBuffer, packet);
interface->inBufferLength += length;
/* we need a trigger if we are not currently receiving */
if(!(interface->flags & NIF_RECEIVING)) {
_networkinterface_scheduleNextReceive(interface);
}
} else {
/* buffers are full, drop packet */
_networkinterface_dropInboundPacket(interface, packet);
}
}
void networkinterface_packetArrived(NetworkInterface* interface, Packet* packet) {
MAGIC_ASSERT(interface);
/* a packet arrived. lets try to receive or buffer it */
guint length = packet_getPayloadLength(packet) + packet_getHeaderSize(packet);
gssize space = interface->inBufferSize - interface->inBufferLength;
utility_assert(space >= 0);
if(length <= space) {
/* we have space to buffer it */
packet_ref(packet);
g_queue_push_tail(interface->inBuffer, packet);
interface->inBufferLength += length;
packet_addDeliveryStatus(packet, PDS_RCV_INTERFACE_BUFFERED);
/* we need a trigger if we are not currently receiving */
if(!(interface->flags & NIF_RECEIVING)) {
_networkinterface_scheduleNextReceive(interface);
}
} else {
/* buffers are full, drop packet */
packet_addDeliveryStatus(packet, PDS_RCV_INTERFACE_DROPPED);
}
}
