A Discrete-Event Network Simulator
API
lte-rlc-tag.cc
Go to the documentation of this file.
1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2011 CTTC
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: Jaume Nin <jaume.nin@cttc.es>
19  */
20 
21 #include "lte-rlc-tag.h"
22 #include "ns3/tag.h"
23 #include "ns3/uinteger.h"
24 
25 namespace ns3 {
26 
28 
30  : m_senderTimestamp (Seconds (0))
31 {
32  // Nothing to do here
33 }
34 
35 
36 RlcTag::RlcTag (Time senderTimestamp)
37  : m_senderTimestamp (senderTimestamp)
38 
39 {
40  // Nothing to do here
41 }
42 
43 TypeId
45 {
46  static TypeId tid = TypeId ("ns3::RlcTag")
47  .SetParent<Tag> ()
48  .SetGroupName("Lte")
49  .AddConstructor<RlcTag> ();
50  return tid;
51 }
52 
53 TypeId
55 {
56  return GetTypeId ();
57 }
58 
59 uint32_t
61 {
62  return sizeof(Time);
63 }
64 
65 void
67 {
68  int64_t senderTimestamp = m_senderTimestamp.GetNanoSeconds ();
69  i.Write ((const uint8_t *)&senderTimestamp, sizeof(int64_t));
70 }
71 
72 void
74 {
75  int64_t senderTimestamp;
76  i.Read ((uint8_t *)&senderTimestamp, 8);
77  m_senderTimestamp = NanoSeconds (senderTimestamp);
78 
79 }
80 
81 void
82 RlcTag::Print (std::ostream &os) const
83 {
84  os << m_senderTimestamp;
85 }
86 
87 } // namespace ns3
88 
Tag to calculate the per-PDU delay from eNb RLC to UE RLC.
Definition: lte-rlc-tag.h:37
Time m_senderTimestamp
sender timestamp
Definition: lte-rlc-tag.h:80
static TypeId GetTypeId(void)
Get the type ID.
Definition: lte-rlc-tag.cc:44
RlcTag()
Create an empty RLC tag.
Definition: lte-rlc-tag.cc:29
virtual void Serialize(TagBuffer i) const
Definition: lte-rlc-tag.cc:66
virtual void Deserialize(TagBuffer i)
Definition: lte-rlc-tag.cc:73
virtual void Print(std::ostream &os) const
Definition: lte-rlc-tag.cc:82
virtual uint32_t GetSerializedSize() const
Definition: lte-rlc-tag.cc:60
virtual TypeId GetInstanceTypeId(void) const
Get the most derived TypeId for this Object.
Definition: lte-rlc-tag.cc:54
read and write tag data
Definition: tag-buffer.h:52
void Read(uint8_t *buffer, uint32_t size)
Definition: tag-buffer.cc:176
void Write(const uint8_t *buffer, uint32_t size)
Definition: tag-buffer.cc:125
tag a set of bytes in a packet
Definition: tag.h:37
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:103
int64_t GetNanoSeconds(void) const
Get an approximation of the time stored in this instance in the indicated unit.
Definition: nstime.h:391
a unique identifier for an interface.
Definition: type-id.h:59
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Definition: type-id.cc:922
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:45
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1268
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1244
void(* Time)(Time oldValue, Time newValue)
TracedValue callback signature for Time.
Definition: nstime.h:793
Every class exported by the ns3 library is enclosed in the ns3 namespace.