A Discrete-Event Network Simulator
API
seq-ts-size-header.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 INRIA
4  * Copyright (c) 2018 Natale Patriciello <natale.patriciello@gmail.com>
5  * (added timestamp and size fields)
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation;
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  */
21 
22 #include "ns3/log.h"
23 #include "seq-ts-size-header.h"
24 
25 namespace ns3 {
26 
27 NS_LOG_COMPONENT_DEFINE ("SeqTsSizeHeader");
28 
29 NS_OBJECT_ENSURE_REGISTERED (SeqTsSizeHeader);
30 
32  : SeqTsHeader ()
33 {
34  NS_LOG_FUNCTION (this);
35 }
36 
37 TypeId
39 {
40  static TypeId tid = TypeId ("ns3::SeqTsSizeHeader")
42  .SetGroupName ("Applications")
43  .AddConstructor<SeqTsSizeHeader> ()
44  ;
45  return tid;
46 }
47 
48 TypeId
50 {
51  return GetTypeId ();
52 }
53 
54 void
55 SeqTsSizeHeader::SetSize (uint64_t size)
56 {
57  m_size = size;
58 }
59 
60 uint64_t
62 {
63  return m_size;
64 }
65 
66 void
67 SeqTsSizeHeader::Print (std::ostream &os) const
68 {
69  NS_LOG_FUNCTION (this << &os);
70  os << "(size=" << m_size << ") AND ";
71  SeqTsHeader::Print (os);
72 }
73 
74 uint32_t
76 {
77  return SeqTsHeader::GetSerializedSize () + 8;
78 }
79 
80 void
82 {
83  NS_LOG_FUNCTION (this << &start);
85  i.WriteHtonU64 (m_size);
87 }
88 
89 uint32_t
91 {
92  NS_LOG_FUNCTION (this << &start);
94  m_size = i.ReadNtohU64 ();
96  return GetSerializedSize ();
97 }
98 
99 } // namespace ns3
iterator in a Buffer instance
Definition: buffer.h:99
void WriteHtonU64(uint64_t data)
Definition: buffer.cc:941
uint64_t ReadNtohU64(void)
Definition: buffer.cc:1044
virtual uint32_t Deserialize(Buffer::Iterator start)=0
Deserialize the object from a buffer iterator.
Packet header to carry sequence number and timestamp.
Definition: seq-ts-header.h:45
virtual void Serialize(Buffer::Iterator start) const
virtual uint32_t GetSerializedSize(void) const
virtual void Print(std::ostream &os) const
Header with a sequence, a timestamp, and a "size" attribute.
virtual TypeId GetInstanceTypeId(void) const override
Get the most derived TypeId for this Object.
virtual void Print(std::ostream &os) const override
virtual uint32_t GetSerializedSize(void) const override
virtual void Serialize(Buffer::Iterator start) const override
void SetSize(uint64_t size)
Set the size information that the header will carry.
uint64_t GetSize(void) const
Get the size information that the header is carrying.
static TypeId GetTypeId(void)
Get the type ID.
uint64_t m_size
The 'size' information that the header is carrying.
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_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:45
Every class exported by the ns3 library is enclosed in the ns3 namespace.
def start()
Definition: core.py:1853