20 #include "ns3/queue.h"
21 #include "ns3/simulator.h"
22 #include "ns3/mac48-address.h"
23 #include "ns3/llc-snap-header.h"
24 #include "ns3/error-model.h"
25 #include "ns3/trace-source-accessor.h"
26 #include "ns3/uinteger.h"
27 #include "ns3/pointer.h"
41 static TypeId tid =
TypeId (
"ns3::PointToPointNetDevice")
43 .AddConstructor<PointToPointNetDevice> ()
44 .AddAttribute (
"Mtu",
"The MAC-level Maximum Transmission Unit",
48 MakeUintegerChecker<uint16_t> ())
49 .AddAttribute (
"Address",
50 "The MAC address of this device.",
53 MakeMac48AddressChecker ())
54 .AddAttribute (
"DataRate",
55 "The default data rate for point to point links",
58 MakeDataRateChecker ())
59 .AddAttribute (
"ReceiveErrorModel",
60 "The receiver error model used to simulate packet loss",
63 MakePointerChecker<ErrorModel> ())
64 .AddAttribute (
"InterframeGap",
65 "The time to wait between packet (frame) transmissions",
74 .AddAttribute (
"TxQueue",
75 "A queue to use as the transmit queue in the device.",
78 MakePointerChecker<Queue> ())
84 .AddTraceSource (
"MacTx",
85 "Trace source indicating a packet has arrived for transmission by this device",
87 .AddTraceSource (
"MacTxDrop",
88 "Trace source indicating a packet has been dropped by the device before transmission",
90 .AddTraceSource (
"MacPromiscRx",
91 "A packet has been received by this device, has been passed up from the physical layer "
92 "and is being forwarded up the local protocol stack. This is a promiscuous trace,",
94 .AddTraceSource (
"MacRx",
95 "A packet has been received by this device, has been passed up from the physical layer "
96 "and is being forwarded up the local protocol stack. This is a non-promiscuous trace,",
100 .AddTraceSource (
"MacRxDrop",
101 "Trace source indicating a packet was dropped before being forwarded up the stack",
108 .AddTraceSource (
"PhyTxBegin",
109 "Trace source indicating a packet has begun transmitting over the channel",
111 .AddTraceSource (
"PhyTxEnd",
112 "Trace source indicating a packet has been completely transmitted over the channel",
114 .AddTraceSource (
"PhyTxDrop",
115 "Trace source indicating a packet has been dropped by the device during transmission",
119 .AddTraceSource (
"PhyRxBegin",
120 "Trace source indicating a packet has begun being received by the device",
123 .AddTraceSource (
"PhyRxEnd",
124 "Trace source indicating a packet has been completely received by the device",
126 .AddTraceSource (
"PhyRxDrop",
127 "Trace source indicating a packet has been dropped by the device during reception",
135 .AddTraceSource (
"Sniffer",
136 "Trace source simulating a non-promiscuous packet sniffer attached to the device",
138 .AddTraceSource (
"PromiscSniffer",
139 "Trace source simulating a promiscuous packet sniffer attached to the device",
148 m_txMachineState (READY),
227 bool result =
m_channel->TransmitStart (p,
this, txTime);
307 uint16_t protocol = 0;
482 uint16_t protocolNumber)
533 uint16_t protocolNumber)
590 for (uint32_t i = 0; i <
m_channel->GetNDevices (); ++i)
595 return tmp->GetAddress ();
624 case 0x0021:
return 0x0800;
625 case 0x0057:
return 0x86DD;
626 default:
NS_ASSERT_MSG (
false,
"PPP Protocol number not defined!");
637 case 0x0800:
return 0x0021;
638 case 0x86DD:
return 0x0057;
639 default:
NS_ASSERT_MSG (
false,
"PPP Protocol number not defined!");
uint32_t RemoveHeader(Header &header)
Deserialize and remove the header from the internal buffer.
void SetReceiveErrorModel(Ptr< ErrorModel > em)
Attach a receive ErrorModel to the PointToPointNetDevice.
PointToPointNetDevice()
Construct a PointToPointNetDevice.
Simulation virtual time values and global simulation resolution.
NetDevice::ReceiveCallback m_rxCallback
virtual bool IsLinkUp(void) const
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
static TypeId GetTypeId(void)
Ptr< Queue > GetQueue(void) const
Get a copy of the attached Queue.
The transmitter is busy transmitting a packet.
TracedCallback< Ptr< const Packet > > m_phyTxDropTrace
The trace source fired when the phy layer drops a packet before it tries to transmit it...
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register the class in the ns-3 factory.
uint32_t m_mtu
The Maximum Transmission Unit.
Address GetRemote(void) const
virtual bool SupportsSendFrom(void) const
virtual ~PointToPointNetDevice()
Destroy a PointToPointNetDevice.
static const uint16_t DEFAULT_MTU
TracedCallback< Ptr< const Packet > > m_phyRxEndTrace
The trace source fired when a packet ends the reception process from the medium.
TracedCallback< Ptr< const Packet > > m_phyRxDropTrace
The trace source fired when the phy layer drops a packet it has received.
uint64_t GetUid(void) const
Returns the packet's Uid.
bool IsNull(void) const
Check for null implementation.
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file...
TracedCallback< Ptr< const Packet > > m_phyTxBeginTrace
The trace source fired when a packet begins the transmission process on the medium.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Ptr< Packet > m_currentPkt
static uint16_t EtherToPpp(uint16_t protocol)
Ethernet to PPP protocol number mapping.
uint32_t GetSize(void) const
Returns the the size in bytes of the packet (including the zero-filled initial payload).
virtual void DoDispose(void)
This method is called by Object::Dispose or by the object's destructor, whichever comes first...
#define NS_LOG_FUNCTION_NOARGS()
Output the name of the function.
virtual Ptr< Node > GetNode(void) const
static EventId Schedule(Time const &time, MEM mem_ptr, OBJ obj)
Schedule an event to expire at the relative time "time" is reached.
TracedCallback< Ptr< const Packet > > m_macRxTrace
The trace source fired for packets successfully received by the device immediately before being forwa...
The transmitter is ready to begin transmission of a packet.
bool ProcessHeader(Ptr< Packet > p, uint16_t ¶m)
Removes, from a packet of data, all headers and trailers that relate to the protocol implemented by t...
a polymophic address class
virtual Address GetMulticast(Ipv4Address multicastGroup) const
Make and return a MAC multicast address using the provided multicast group.
Ptr< const AttributeChecker > MakeTimeChecker(const Time min, const Time max)
Helper to make a Time checker with bounded range.
static uint16_t PppToEther(uint16_t protocol)
PPP to Ethernet protocol number mapping.
Class for representing data rates.
virtual bool IsPointToPoint(void) const
Return true if the net device is on a point-to-point link.
double GetSeconds(void) const
Get an approximation of the time stored in this instance in the indicated unit.
double CalculateTxTime(uint32_t bytes) const
Calculate transmission time.
virtual void SetPromiscReceiveCallback(PromiscReceiveCallback cb)
virtual void SetAddress(Address address)
Set the address of this interface.
Attribute for objects of type ns3::Time.
Hold an unsigned integer type.
void TransmitComplete(void)
Stop Sending a Packet Down the Wire and Begin the Interframe Gap.
TracedCallback m_linkChangeCallbacks
TracedCallback< Ptr< const Packet > > m_snifferTrace
A trace source that emulates a non-promiscuous protocol sniffer connected to the device.
bool TransmitStart(Ptr< Packet > p)
Start Sending a Packet Down the Wire.
void SetInterframeGap(Time t)
Set the interframe gap used to separate packets.
NetDevice::PromiscReceiveCallback m_promiscCallback
#define NS_LOG_LOGIC(msg)
Use NS_LOG to output a message of level LOG_LOGIC.
Time m_tInterframeGap
The interframe gap that the Net Device uses to throttle packet transmission.
virtual void AddLinkChangeCallback(Callback< void > callback)
static Mac48Address ConvertFrom(const Address &address)
virtual bool NeedsArp(void) const
Ptr< Packet > Copy(void) const
performs a COW copy of the packet.
virtual void SetReceiveCallback(NetDevice::ReceiveCallback cb)
virtual uint32_t GetIfIndex(void) const
virtual Ptr< Channel > GetChannel(void) const
Ptr< const TraceSourceAccessor > MakeTraceSourceAccessor(T a)
virtual Address GetAddress(void) const
virtual bool IsBridge(void) const
Return true if the net device is acting as a bridge.
void DoMpiReceive(Ptr< Packet > p)
DataRate m_bps
The data rate that the Net Device uses to simulate packet transmission timing.
Ptr< PointToPointChannel > m_channel
The PointToPointChannel to which this PointToPointNetDevice has been attached.
TracedCallback< Ptr< const Packet > > m_promiscSnifferTrace
A trace source that emulates a promiscuous mode protocol sniffer connected to the device...
Ptr< ErrorModel > m_receiveErrorModel
Error model for receive packet events.
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
virtual bool SendFrom(Ptr< Packet > packet, const Address &source, const Address &dest, uint16_t protocolNumber)
virtual bool Send(Ptr< Packet > packet, const Address &dest, uint16_t protocolNumber)
Describes an IPv6 address.
Ipv4 addresses are stored in host order in this class.
TracedCallback< Ptr< const Packet > > m_macPromiscRxTrace
The trace source fired for packets successfully received by the device immediately before being forwa...
TracedCallback< Ptr< const Packet > > m_phyRxBeginTrace
The trace source fired when a packet begins the reception process from the medium – when the simulat...
void ConnectWithoutContext(const CallbackBase &callback)
TxMachineState m_txMachineState
The state of the Net Device transmit state machine.
TracedCallback< Ptr< const Packet > > m_macTxDropTrace
The trace source fired when packets coming into the "top" of the device at the L3/L2 transition are d...
Network layer to device interface.
virtual bool SetMtu(const uint16_t mtu)
virtual void SetIfIndex(const uint32_t index)
hold objects of type ns3::DataRate
hold objects of type ns3::Mac48Address
void SetDataRate(DataRate bps)
Set the Data Rate used for transmission of packets.
TracedCallback< Ptr< const Packet > > m_macRxDropTrace
The trace source fired for packets successfully received by the device but are dropped before being f...
void Receive(Ptr< Packet > p)
Receive a packet from a connected PointToPointChannel.
virtual bool IsBroadcast(void) const
Time Seconds(double value)
Construct a Time in the indicated unit.
bool Attach(Ptr< PointToPointChannel > ch)
Attach the device to a channel.
Ptr< Queue > m_queue
The Queue which this PointToPointNetDevice uses as a packet source.
virtual void DoDispose(void)
This method is called by Object::Dispose or by the object's destructor, whichever comes first...
virtual void SetNode(Ptr< Node > node)
void AddHeader(Ptr< Packet > p, uint16_t protocolNumber)
Adds the necessary headers and trailers to a packet of data in order to respect the protocol implemen...
virtual uint16_t GetMtu(void) const
virtual bool IsMulticast(void) const
a unique identifier for an interface.
TracedCallback< Ptr< const Packet > > m_macTxTrace
The trace source fired when packets come into the "top" of the device at the L3/L2 transition...
TypeId SetParent(TypeId tid)
virtual Address GetBroadcast(void) const
void AddHeader(const Header &header)
Add header to this packet.
void SetQueue(Ptr< Queue > queue)
Attach a queue to the PointToPointNetDevice.
TracedCallback< Ptr< const Packet > > m_phyTxEndTrace
The trace source fired when a packet ends the transmission process on the medium. ...