8#ifndef NET_DEVICE_QUEUE_INTERFACE_H
9#define NET_DEVICE_QUEUE_INTERFACE_H
11#include "ns3/callback.h"
13#include "ns3/net-device.h"
14#include "ns3/object-factory.h"
15#include "ns3/object.h"
17#include "ns3/simulator.h"
26class NetDeviceQueueInterface;
152 template <
typename QueueType>
167 template <
typename QueueType>
182 template <
typename QueueType>
193 template <
typename QueueType>
311template <
typename QueueType>
317 queue->TraceConnectWithoutContext(
320 queue->TraceConnectWithoutContext(
323 queue->TraceConnectWithoutContext(
328template <
typename QueueType>
341 if (queue->WouldOverflow(1,
m_device->GetMtu()))
343 NS_LOG_DEBUG(
"The device queue is being stopped (" << queue->GetCurrentSize()
349template <
typename QueueType>
364 if (!queue->WouldOverflow(1,
m_device->GetMtu()))
371template <
typename QueueType>
382 NS_LOG_ERROR(
"BUG! No room in the device queue for the received packet! ("
383 << queue->GetCurrentSize() <<
" inside)");
Network device transmission queue.
bool m_stoppedByQueueLimits
True if the queue has been stopped by a queue limits object.
void ConnectQueueTraces(Ptr< QueueType > queue)
Connect the traced callbacks of a queue to the methods providing support for flow control and dynamic...
virtual void Stop()
Called by the device to stop this device transmission queue.
void NotifyAggregatedObject(Ptr< NetDeviceQueueInterface > ndqi)
Notify this NetDeviceQueue that the NetDeviceQueueInterface was aggregated to an object.
void PacketDiscarded(QueueType *queue, Ptr< const typename QueueType::ItemType > item)
Perform the actions required by flow control and dynamic queue limits when a packet is dropped before...
Ptr< QueueLimits > GetQueueLimits()
Get queue limits to this queue.
Ptr< QueueLimits > m_queueLimits
Queue limits object.
virtual void Wake()
Called by the device to wake the queue disc associated with this device transmission queue.
virtual bool IsStopped() const
Get the status of the device transmission queue.
void SetQueueLimits(Ptr< QueueLimits > ql)
Set queue limits to this queue.
NS_LOG_TEMPLATE_DECLARE
redefinition of the log component
void PacketDequeued(QueueType *queue, Ptr< const typename QueueType::ItemType > item)
Perform the actions required by flow control and dynamic queue limits when a packet is dequeued (or d...
~NetDeviceQueue() override
void ResetQueueLimits()
Reset queue limits state.
virtual void Start()
Called by the device to start this device transmission queue.
virtual void NotifyTransmittedBytes(uint32_t bytes)
Called by the netdevice to report the number of bytes it is going to transmit.
virtual void NotifyQueuedBytes(uint32_t bytes)
Called by the netdevice to report the number of bytes queued to the device queue.
Ptr< NetDevice > m_device
the netdevice aggregated to the NetDeviceQueueInterface
WakeCallback m_wakeCallback
Wake callback.
Callback< void > WakeCallback
Callback invoked by netdevices to wake upper layers.
bool m_stoppedByDevice
True if the queue has been stopped by the device.
static TypeId GetTypeId()
Get the type ID.
virtual void SetWakeCallback(WakeCallback cb)
Set the wake callback.
void PacketEnqueued(QueueType *queue, Ptr< const typename QueueType::ItemType > item)
Perform the actions required by flow control and dynamic queue limits when a packet is enqueued in th...
Network device transmission queue interface.
SelectQueueCallback m_selectQueueCallback
Select queue callback.
std::vector< Ptr< NetDeviceQueue > > m_txQueuesVector
Device transmission queues.
std::size_t GetNTxQueues() const
Get the number of device transmission queues.
Ptr< NetDeviceQueue > GetTxQueue(std::size_t i) const
Get the i-th transmission queue of the device.
std::function< std::size_t(Ptr< QueueItem >)> SelectQueueCallback
Callback invoked to determine the tx queue selected for a given packet.
ObjectFactory m_txQueues
Device transmission queues TypeId.
void SetSelectQueueCallback(SelectQueueCallback cb)
Set the select queue callback.
void DoDispose() override
Dispose of the object.
SelectQueueCallback GetSelectQueueCallback() const
Get the select queue callback.
~NetDeviceQueueInterface() override
NetDeviceQueueInterface()
Constructor.
void SetTxQueuesType(TypeId type)
Set the type of device transmission queues to create.
void SetNTxQueues(std::size_t numTxQueues)
Set the number of device transmission queues to create.
void NotifyNewAggregate() override
Notify that an object was aggregated.
static TypeId GetTypeId()
Get the type ID.
Instantiate subclasses of ns3::Object.
A base class which provides memory management and object aggregation.
Smart pointer class similar to boost::intrusive_ptr.
static EventId ScheduleNow(FUNC f, Ts &&... args)
Schedule an event to expire Now.
a unique identifier for an interface.
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
#define NS_LOG_ERROR(msg)
Use NS_LOG to output a message of level LOG_ERROR.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Every class exported by the ns3 library is enclosed in the ns3 namespace.
U * PeekPointer(const Ptr< U > &p)
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...