A Discrete-Event Network Simulator
API
ipv6-flow-classifier.h
Go to the documentation of this file.
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 //
3 // Copyright (c) 2009 INESC Porto
4 //
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License version 2 as
7 // published by the Free Software Foundation;
8 //
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with this program; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 //
18 // Author: Gustavo J. A. M. Carneiro <gjc@inescporto.pt> <gjcarneiro@gmail.com>
19 // Modifications: Tommaso Pecorella <tommaso.pecorella@unifi.it>
20 //
21 
22 #ifndef IPV6_FLOW_CLASSIFIER_H
23 #define IPV6_FLOW_CLASSIFIER_H
24 
25 #include <stdint.h>
26 #include <map>
27 
28 #include "ns3/ipv6-header.h"
29 #include "ns3/flow-classifier.h"
30 
31 namespace ns3 {
32 
33 class Packet;
34 
40 {
41 public:
42 
44  struct FiveTuple
45  {
48  uint8_t protocol;
49  uint16_t sourcePort;
50  uint16_t destinationPort;
51  };
52 
54 
65  bool Classify (const Ipv6Header &ipHeader, Ptr<const Packet> ipPayload,
66  uint32_t *out_flowId, uint32_t *out_packetId);
67 
71  FiveTuple FindFlow (FlowId flowId) const;
72 
75  {
76  public:
81  bool operator() (std::pair<Ipv6Header::DscpType, uint32_t> left,
82  std::pair<Ipv6Header::DscpType, uint32_t> right);
83  };
84 
90  std::vector<std::pair<Ipv6Header::DscpType, uint32_t> > GetDscpCounts (FlowId flowId) const;
91 
92  virtual void SerializeToXmlStream (std::ostream &os, uint16_t indent) const;
93 
94 private:
95 
97  std::map<FiveTuple, FlowId> m_flowMap;
99  std::map<FlowId, FlowPacketId> m_flowPktIdMap;
101  std::map<FlowId, std::map<Ipv6Header::DscpType, uint32_t> > m_flowDscpMap;
102 
103 };
104 
113 
122 
123 
124 } // namespace ns3
125 
126 #endif /* IPV6_FLOW_CLASSIFIER_H */
Packet header for IPv6.
Definition: ipv6-header.h:34
Ipv6Address destinationAddress
Destination address.
bool Classify(const Ipv6Header &ipHeader, Ptr< const Packet > ipPayload, uint32_t *out_flowId, uint32_t *out_packetId)
try to classify the packet into flow-id and packet-id
bool operator<(const EventId &a, const EventId &b)
Definition: event-id.h:153
def indent(source, debug, level)
Definition: check-style.py:424
virtual void SerializeToXmlStream(std::ostream &os, uint16_t indent) const
Serializes the results to an std::ostream in XML format.
std::map< FlowId, std::map< Ipv6Header::DscpType, uint32_t > > m_flowDscpMap
Map FlowIds to (DSCP value, packet count) pairs.
std::map< FiveTuple, FlowId > m_flowMap
Map to Flows Identifiers to FlowIds.
bool operator()(std::pair< Ipv6Header::DscpType, uint32_t > left, std::pair< Ipv6Header::DscpType, uint32_t > right)
Comparator function.
Ipv6Address sourceAddress
Source address.
std::map< FlowId, FlowPacketId > m_flowPktIdMap
Map to FlowIds to FlowPacketId.
FiveTuple FindFlow(FlowId flowId) const
Searches for the FiveTuple corresponding to the given flowId.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Classifies packets by looking at their IP and TCP/UDP headers.
Describes an IPv6 address.
Definition: ipv6-address.h:49
bool operator==(const EventId &a, const EventId &b)
Definition: event-id.h:135
std::vector< std::pair< Ipv6Header::DscpType, uint32_t > > GetDscpCounts(FlowId flowId) const
get the DSCP values of the packets belonging to the flow with the given FlowId, sorted in decreasing ...
Comparator used to sort the vector of DSCP values.
uint16_t destinationPort
Destination port.
Structure to classify a packet.
uint32_t FlowId
Abstract identifier of a packet flow.
Provides a method to translate raw packet data into abstract flow identifier and packet identifier pa...