A Discrete-Event Network Simulator
API
timestamp-tag.cc
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License version 2 as
4  * published by the Free Software Foundation;
5  *
6  * This program is distributed in the hope that it will be useful,
7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9  * GNU General Public License for more details.
10  *
11  * You should have received a copy of the GNU General Public License
12  * along with this program; if not, write to the Free Software
13  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
14  *
15  * Authors: Joe Kopena <tjkopena@cs.drexel.edu>
16  */
17 
18 #include "timestamp-tag.h"
19 
20 #include "ns3/nstime.h"
21 #include "ns3/tag-buffer.h"
22 #include "ns3/tag.h"
23 #include "ns3/type-id.h"
24 #include "ns3/uinteger.h"
25 
26 namespace ns3
27 {
28 
29 NS_OBJECT_ENSURE_REGISTERED(TimestampTag);
30 
31 TimestampTag::TimestampTag() = default;
32 
34  : m_timestamp(timestamp)
35 {
36 }
37 
38 TypeId
40 {
41  static TypeId tid = TypeId("ns3::TimestampTag")
42  .SetParent<Tag>()
43  .SetGroupName("Network")
44  .AddConstructor<TimestampTag>();
45  return tid;
46 }
47 
48 TypeId
50 {
51  return GetTypeId();
52 }
53 
54 uint32_t
56 {
57  return 8;
58 }
59 
60 void
62 {
64 }
65 
66 void
68 {
69  m_timestamp = TimeStep(i.ReadU64());
70 }
71 
72 void
73 TimestampTag::Print(std::ostream& os) const
74 {
75  os << "timestamp=" << m_timestamp.As(Time::S);
76 }
77 
78 Time
80 {
81  return m_timestamp;
82 }
83 
84 void
86 {
87  m_timestamp = timestamp;
88 }
89 
90 } // namespace ns3
read and write tag data
Definition: tag-buffer.h:52
void WriteU64(uint64_t v)
Definition: tag-buffer.cc:104
uint64_t ReadU64()
Definition: tag-buffer.cc:139
tag a set of bytes in a packet
Definition: tag.h:39
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:105
TimeWithUnit As(const Unit unit=Time::AUTO) const
Attach a unit to a Time, to facilitate output in a specific unit.
Definition: time.cc:415
@ S
second
Definition: nstime.h:116
int64_t GetTimeStep() const
Get the raw time value, in the current resolution unit.
Definition: nstime.h:445
Timestamp tag for associating a timestamp with a packet.
Definition: timestamp-tag.h:39
void Deserialize(TagBuffer i) override
Time m_timestamp
Timestamp.
Definition: timestamp-tag.h:77
void SetTimestamp(Time timestamp)
Set the Timestamp object.
void Print(std::ostream &os) const override
uint32_t GetSerializedSize() const override
static TypeId GetTypeId()
Get the type ID.
void Serialize(TagBuffer i) const override
TypeId GetInstanceTypeId() const override
Get the most derived TypeId for this Object.
TimestampTag()
Construct a new TimestampTag object.
Time GetTimestamp() const
Get the Timestamp object.
a unique identifier for an interface.
Definition: type-id.h:59
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Definition: type-id.cc:931
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:46
Every class exported by the ns3 library is enclosed in the ns3 namespace.