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lte-pdcp-tag.cc
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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  * Nicola Baldo <nbaldo@cttc.es>
20  */
21 
22 #include "lte-pdcp-tag.h"
23 #include "ns3/tag.h"
24 #include "ns3/uinteger.h"
25 
26 namespace ns3 {
27 
28 NS_OBJECT_ENSURE_REGISTERED (PdcpTag);
29 
30 PdcpTag::PdcpTag ()
31  : m_senderTimestamp (Seconds (0))
32 {
33  // Nothing to do here
34 }
35 
36 
37 PdcpTag::PdcpTag (Time senderTimestamp)
38  : m_senderTimestamp (senderTimestamp)
39 
40 {
41  // Nothing to do here
42 }
43 
44 TypeId
45 PdcpTag::GetTypeId (void)
46 {
47  static TypeId tid = TypeId ("ns3::PdcpTag")
48  .SetParent<Tag> ()
49  .AddConstructor<PdcpTag> ();
50  return tid;
51 }
52 
53 TypeId
54 PdcpTag::GetInstanceTypeId (void) const
55 {
56  return GetTypeId ();
57 }
58 
59 uint32_t
60 PdcpTag::GetSerializedSize (void) const
61 {
62  return sizeof(Time);
63 }
64 
65 void
66 PdcpTag::Serialize (TagBuffer i) const
67 {
68  int64_t senderTimestamp = m_senderTimestamp.GetNanoSeconds ();
69  i.Write ((const uint8_t *)&senderTimestamp, sizeof(int64_t));
70 }
71 
72 void
73 PdcpTag::Deserialize (TagBuffer i)
74 {
75  int64_t senderTimestamp;
76  i.Read ((uint8_t *)&senderTimestamp, 8);
77  m_senderTimestamp = NanoSeconds (senderTimestamp);
78 
79 }
80 
81 void
82 PdcpTag::Print (std::ostream &os) const
83 {
84  os << m_senderTimestamp;
85 }
86 
87 Time
88 PdcpTag::GetSenderTimestamp (void) const
89 {
90  return m_senderTimestamp;
91 }
92 
93 void
94 PdcpTag::SetSenderTimestamp (Time senderTimestamp)
95 {
96  this->m_senderTimestamp = senderTimestamp;
97 }
98 
99 
100 } // namespace ns3
101