A Discrete-Event Network Simulator
API
error-model.h
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50  * Contributed by the Daedalus Research Group, UC Berkeley
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53  * This code has been ported from ns-2 (queue/errmodel.{cc,h}
54  */
55 
56 /* BurstErrorModel additions
57  *
58  * Author: Truc Anh N. Nguyen <annguyen@ittc.ku.edu>
59  * ResiliNets Research Group http://wiki.ittc.ku.edu/resilinets
60  * James P.G. Sterbenz <jpgs@ittc.ku.edu>, director
61  */
62 
63 #ifndef ERROR_MODEL_H
64 #define ERROR_MODEL_H
65 
66 #include <list>
67 #include "ns3/object.h"
68 #include "ns3/random-variable-stream.h"
69 
70 namespace ns3 {
71 
72 class Packet;
73 
115 class ErrorModel : public Object
116 {
117 public:
122  static TypeId GetTypeId (void);
123 
124  ErrorModel ();
125  virtual ~ErrorModel ();
126 
134  bool IsCorrupt (Ptr<Packet> pkt);
138  void Reset (void);
142  void Enable (void);
146  void Disable (void);
150  bool IsEnabled (void) const;
151 
152 private:
158  virtual bool DoCorrupt (Ptr<Packet> p) = 0;
162  virtual void DoReset (void) = 0;
163 
164  bool m_enable;
165 };
166 
183 {
184 public:
189  static TypeId GetTypeId (void);
190 
191  RateErrorModel ();
192  virtual ~RateErrorModel ();
193 
198  {
202  };
203 
207  RateErrorModel::ErrorUnit GetUnit (void) const;
211  void SetUnit (enum ErrorUnit error_unit);
212 
216  double GetRate (void) const;
220  void SetRate (double rate);
221 
226 
235  int64_t AssignStreams (int64_t stream);
236 
237 private:
238  virtual bool DoCorrupt (Ptr<Packet> p);
244  virtual bool DoCorruptPkt (Ptr<Packet> p);
250  virtual bool DoCorruptByte (Ptr<Packet> p);
256  virtual bool DoCorruptBit (Ptr<Packet> p);
257  virtual void DoReset (void);
258 
260  double m_rate;
261 
263 };
264 
265 
299 {
300 public:
305  static TypeId GetTypeId (void);
306 
307  BurstErrorModel ();
308  virtual ~BurstErrorModel ();
309 
313  double GetBurstRate (void) const;
317  void SetBurstRate (double rate);
318 
323 
328 
337  int64_t AssignStreams (int64_t stream);
338 
339 private:
340  virtual bool DoCorrupt (Ptr<Packet> p);
341  virtual void DoReset (void);
342 
343  double m_burstRate;
346 
351  uint32_t m_counter;
352  uint32_t m_currentBurstSz;
353 
354 };
355 
356 
380 {
381 public:
386  static TypeId GetTypeId (void);
387  ListErrorModel ();
388  virtual ~ListErrorModel ();
389 
393  std::list<uint32_t> GetList (void) const;
399  void SetList (const std::list<uint32_t> &packetlist);
400 
401 private:
402  virtual bool DoCorrupt (Ptr<Packet> p);
403  virtual void DoReset (void);
404 
406  typedef std::list<uint32_t> PacketList;
408  typedef std::list<uint32_t>::const_iterator PacketListCI;
409 
410  PacketList m_packetList;
411 
412 };
413 
427 {
428 public:
433  static TypeId GetTypeId (void);
435  virtual ~ReceiveListErrorModel ();
436 
440  std::list<uint32_t> GetList (void) const;
446  void SetList (const std::list<uint32_t> &packetlist);
447 
448 private:
449  virtual bool DoCorrupt (Ptr<Packet> p);
450  virtual void DoReset (void);
451 
453  typedef std::list<uint32_t> PacketList;
455  typedef std::list<uint32_t>::const_iterator PacketListCI;
456 
457  PacketList m_packetList;
458  uint32_t m_timesInvoked;
459 
460 };
461 
462 
463 } // namespace ns3
464 #endif
bool m_enable
True if the error model is enabled.
Definition: error-model.h:164
virtual void DoReset(void)
Re-initialize any state.
Definition: error-model.cc:478
void SetRandomBurstSize(Ptr< RandomVariableStream > burstSz)
Definition: error-model.cc:346
virtual bool DoCorrupt(Ptr< Packet > p)=0
Corrupt a packet according to the specified model.
std::list< uint32_t > GetList(void) const
Definition: error-model.cc:441
PacketList m_packetList
container of sequence number of packets to corrupt
Definition: error-model.h:457
double m_rate
Error rate.
Definition: error-model.h:260
std::list< uint32_t > GetList(void) const
Definition: error-model.cc:513
static TypeId GetTypeId(void)
Get the type ID.
Definition: error-model.cc:490
PacketList m_packetList
container of Uid of packets to corrupt
Definition: error-model.h:410
General error model that can be used to corrupt packets.
Definition: error-model.h:115
virtual void DoReset(void)
Re-initialize any state.
Definition: error-model.cc:405
virtual void DoReset(void)=0
Re-initialize any state.
static TypeId GetTypeId(void)
Get the type ID.
Definition: error-model.cc:151
virtual ~RateErrorModel()
Definition: error-model.cc:181
std::list< uint32_t >::const_iterator PacketListCI
Typedef: packet sequence number list const iterator.
Definition: error-model.h:455
bool IsEnabled(void) const
Definition: error-model.cc:139
virtual bool DoCorruptBit(Ptr< Packet > p)
Corrupt a packet (bit unit).
Definition: error-model.cc:269
Ptr< RandomVariableStream > m_burstStart
the error decision variable
Definition: error-model.h:344
std::list< uint32_t > PacketList
Typedef: packet Uid list.
Definition: error-model.h:406
int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model...
Definition: error-model.cc:353
void SetRate(double rate)
Definition: error-model.cc:208
Ptr< RandomVariableStream > m_burstSize
the number of packets being flagged as errored
Definition: error-model.h:345
Provide a list of Packet uids to corrupt.
Definition: error-model.h:379
virtual bool DoCorrupt(Ptr< Packet > p)
Corrupt a packet according to the specified model.
Definition: error-model.cc:527
enum ErrorUnit m_unit
Error rate unit.
Definition: error-model.h:259
virtual void DoReset(void)
Re-initialize any state.
Definition: error-model.cc:278
virtual bool DoCorruptByte(Ptr< Packet > p)
Corrupt a packet (Byte unit).
Definition: error-model.cc:260
Ptr< RandomVariableStream > m_ranvar
rng stream
Definition: error-model.h:262
uint32_t m_counter
keep track of the number of packets being errored until it reaches m_burstSize
Definition: error-model.h:351
void Disable(void)
Disable the error model.
Definition: error-model.cc:132
virtual bool DoCorrupt(Ptr< Packet > p)
Corrupt a packet according to the specified model.
Definition: error-model.cc:362
virtual ~BurstErrorModel()
Definition: error-model.cc:319
uint32_t m_timesInvoked
number of times the error model has been invoked
Definition: error-model.h:458
virtual ~ListErrorModel()
Definition: error-model.cc:435
double GetRate(void) const
Definition: error-model.cc:201
static TypeId GetTypeId(void)
Get the type ID.
Definition: error-model.cc:291
Every class exported by the ns3 library is enclosed in the ns3 namespace.
virtual bool DoCorrupt(Ptr< Packet > p)
Corrupt a packet according to the specified model.
Definition: error-model.cc:230
void SetRandomVariable(Ptr< RandomVariableStream > ranVar)
Definition: error-model.cc:339
void SetList(const std::list< uint32_t > &packetlist)
Definition: error-model.cc:520
void Reset(void)
Reset any state associated with the error model.
Definition: error-model.cc:118
virtual void DoReset(void)
Re-initialize any state.
Definition: error-model.cc:547
void SetUnit(enum ErrorUnit error_unit)
Definition: error-model.cc:194
static TypeId GetTypeId(void)
Get the type ID.
Definition: error-model.cc:420
double GetBurstRate(void) const
Definition: error-model.cc:325
virtual bool DoCorrupt(Ptr< Packet > p)
Corrupt a packet according to the specified model.
Definition: error-model.cc:458
virtual bool DoCorruptPkt(Ptr< Packet > p)
Corrupt a packet (packet unit).
Definition: error-model.cc:253
Determine which bursts of packets are errored corresponding to an underlying distribution, burst rate, and burst size.
Definition: error-model.h:298
uint32_t m_currentBurstSz
the current burst size
Definition: error-model.h:352
Provide a list of Packets to corrupt.
Definition: error-model.h:426
std::list< uint32_t > PacketList
Typedef: packet sequence number list.
Definition: error-model.h:453
bool IsCorrupt(Ptr< Packet > pkt)
Note: Depending on the error model, this function may or may not alter the contents of the packet upo...
Definition: error-model.cc:107
void SetList(const std::list< uint32_t > &packetlist)
Definition: error-model.cc:448
void SetRandomVariable(Ptr< RandomVariableStream >)
Definition: error-model.cc:215
std::list< uint32_t >::const_iterator PacketListCI
Typedef: packet Uid list const iterator.
Definition: error-model.h:408
double m_burstRate
the burst error event
Definition: error-model.h:343
static TypeId GetTypeId(void)
Get the type ID.
Definition: error-model.cc:82
int64_t AssignStreams(int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model...
Definition: error-model.cc:222
A base class which provides memory management and object aggregation.
Definition: object.h:87
Determine which packets are errored corresponding to an underlying distribution, rate, and unit.
Definition: error-model.h:182
virtual ~ErrorModel()
Definition: error-model.cc:101
RateErrorModel::ErrorUnit GetUnit(void) const
Definition: error-model.cc:187
a unique identifier for an interface.
Definition: type-id.h:58
void SetBurstRate(double rate)
Definition: error-model.cc:332
void Enable(void)
Enable the error model.
Definition: error-model.cc:125
ErrorUnit
Error unit.
Definition: error-model.h:197