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qos-tag.h
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 MIRKO BANCHI
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: Mirko Banchi <mk.banchi@gmail.com>
19  */
20 #ifndef QOS_TAG_H
21 #define QOS_TAG_H
22 
23 #include "ns3/packet.h"
24 
25 namespace ns3 {
26 
27 class Tag;
28 
29 
40 {
41  UP_BK = 1,
42  UP_BE = 0,
43  UP_EE = 3,
44  UP_CL = 4,
45  UP_VI = 5,
46  UP_VO = 6,
47  UP_NC = 7
48 };
49 
50 
51 
61 class QosTag : public Tag
62 {
63 public:
64  static TypeId GetTypeId (void);
65  virtual TypeId GetInstanceTypeId (void) const;
66 
70  QosTag ();
71 
77  QosTag (uint8_t tid);
78 
86  void SetTid (uint8_t tid);
87 
98  void SetUserPriority (UserPriority up);
99 
100  virtual void Serialize (TagBuffer i) const;
101  virtual void Deserialize (TagBuffer i);
102  virtual uint32_t GetSerializedSize () const;
103  virtual void Print (std::ostream &os) const;
104 
110  uint8_t GetTid (void) const;
111 
112 private:
113  uint8_t m_tid;
114 };
115 
116 } // namespace ns3
117 
118 #endif /* QOS_TAG_H */
void SetUserPriority(UserPriority up)
Set the TID to the value that corresponds to the requested UserPriority.
Definition: qos-tag.cc:65
virtual void Deserialize(TagBuffer i)
Definition: qos-tag.cc:83
controlled load
Definition: qos-tag.h:44
void SetTid(uint8_t tid)
Set the TID to the given value.
Definition: qos-tag.cc:59
best effort (default)
Definition: qos-tag.h:42
virtual uint32_t GetSerializedSize() const
Definition: qos-tag.cc:71
virtual void Serialize(TagBuffer i) const
Definition: qos-tag.cc:77
network control
Definition: qos-tag.h:47
The aim of the QosTag is to provide means for an Application to specify the TID which will be used by...
Definition: qos-tag.h:61
virtual TypeId GetInstanceTypeId(void) const
Definition: qos-tag.cc:44
virtual void Print(std::ostream &os) const
Definition: qos-tag.cc:95
tag a set of bytes in a packet
Definition: tag.h:36
static TypeId GetTypeId(void)
Definition: qos-tag.cc:30
UserPriority
As per IEEE Std.
Definition: qos-tag.h:39
QosTag()
Create a QosTag with the default TID = 0 (best effort traffic)
Definition: qos-tag.cc:49
read and write tag data
Definition: tag-buffer.h:51
uint8_t m_tid
Traffic ID.
Definition: qos-tag.h:113
background
Definition: qos-tag.h:41
a unique identifier for an interface.
Definition: type-id.h:49
voice, < 10ms latency and jitter
Definition: qos-tag.h:46
uint8_t GetTid(void) const
Return the Type ID.
Definition: qos-tag.cc:89
video, < 100ms latency and jitter
Definition: qos-tag.h:45
excellent effort
Definition: qos-tag.h:43