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ipv6-packet-info-tag.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2010 Hajime Tazaki
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  * Authors: Hajime Tazaki <tazaki@sfc.wide.ad.jp>
19  */
20 
21 #ifndef IPV6_PACKET_INFO_TAG_H
22 #define IPV6_PACKET_INFO_TAG_H
23 
24 #include "ns3/tag.h"
25 #include "ns3/ipv6-address.h"
26 
27 namespace ns3 {
28 
29 
30 class Node;
31 class Packet;
32 
44 class Ipv6PacketInfoTag : public Tag
45 {
46 public:
48 
53  static TypeId GetTypeId (void);
54 
60  void SetAddress (Ipv6Address addr);
61 
67  Ipv6Address GetAddress (void) const;
68 
74  void SetRecvIf (uint32_t ifindex);
75 
81  uint32_t GetRecvIf (void) const;
82 
88  void SetHoplimit (uint8_t ttl);
89 
95  uint8_t GetHoplimit (void) const;
96 
102  void SetTrafficClass (uint8_t tclass);
103 
109  uint8_t GetTrafficClass (void) const;
110 
111  // inherited functions, no doc necessary
112  virtual TypeId GetInstanceTypeId (void) const;
113  virtual uint32_t GetSerializedSize (void) const;
114  virtual void Serialize (TagBuffer i) const;
115  virtual void Deserialize (TagBuffer i);
116  virtual void Print (std::ostream &os) const;
117 
118 private:
119  /*
120  * RFC 3542 includes
121  * for outgoing packet,
122  * 1. the source IPv6 address,
123  * 2. the outgoing interface index,
124  * 3. the outgoing hop limit,
125  * 4. the next hop address, and
126  * 5. the outgoing traffic class value.
127  *
128  * for incoming packet,
129  * 1. the destination IPv6 address,
130  * 2. the arriving interface index,
131  * 3. the arriving hop limit, and
132  * 4. the arriving traffic class value.
133  */
135  uint8_t m_ifindex;
136  uint8_t m_hoplimit;
137  uint8_t m_tclass;
138 };
139 } // namespace ns3
140 
141 #endif /* IPV6_PACKET_INFO_TAG_H */
142 
Ipv6Address m_addr
the packet address (src or dst)
void SetAddress(Ipv6Address addr)
Set the tag's address.
void SetTrafficClass(uint8_t tclass)
Set the tag's Traffic Class.
virtual TypeId GetInstanceTypeId(void) const
virtual void Print(std::ostream &os) const
uint8_t m_ifindex
the Interface index
uint8_t m_hoplimit
the Hop Limit
uint8_t GetHoplimit(void) const
Get the tag's Hop Limit.
virtual uint32_t GetSerializedSize(void) const
Ipv6Address GetAddress(void) const
Get the tag's address.
void SetHoplimit(uint8_t ttl)
Set the tag's Hop Limit.
tag a set of bytes in a packet
Definition: tag.h:36
virtual void Serialize(TagBuffer i) const
uint8_t m_tclass
the Traffic Class
uint8_t GetTrafficClass(void) const
Get the tag's Traffic Class.
Describes an IPv6 address.
Definition: ipv6-address.h:46
read and write tag data
Definition: tag-buffer.h:51
uint32_t GetRecvIf(void) const
Get the tag's receiving interface.
This class implements a tag that carries socket ancillary data to the socket interface.
a unique identifier for an interface.
Definition: type-id.h:49
void SetRecvIf(uint32_t ifindex)
Set the tag's receiving interface.
virtual void Deserialize(TagBuffer i)
static TypeId GetTypeId(void)
Get the type ID.