A Discrete-Event Network Simulator
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flame-header.cc
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2009 IITP RAS
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Kirill Andreev <andreev@iitp.ru>
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*/
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#include "ns3/assert.h"
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#include "ns3/address-utils.h"
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#include "ns3/packet.h"
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#include "flame-header.h"
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namespace
ns3 {
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namespace
flame {
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NS_OBJECT_ENSURE_REGISTERED (FlameHeader);
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FlameHeader::FlameHeader () :
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m_cost (0), m_seqno (0), m_origDst (Mac48Address ()), m_origSrc (Mac48Address ())
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{
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}
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FlameHeader::~FlameHeader ()
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{
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}
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TypeId
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FlameHeader::GetTypeId (
void
)
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{
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static
TypeId tid = TypeId (
"ns3::flame::FlameHeader"
)
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.SetParent<Header> ()
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.AddConstructor<FlameHeader> ();
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return
tid;
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}
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TypeId
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FlameHeader::GetInstanceTypeId
(
void
)
const
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{
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return
GetTypeId ();
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}
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void
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FlameHeader::Print
(std::ostream &os)
const
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{
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os <<
"Cost = "
<< (uint16_t) m_cost << std::endl <<
"Sequence number = "
<< m_seqno
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<< std::endl <<
"Orig Destination = "
<< m_origDst << std::endl <<
"Orig Source = "
<< m_origSrc << std::endl;
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}
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uint32_t
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FlameHeader::GetSerializedSize
(
void
)
const
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{
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return
1
// Reserved
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+ 1
// Cost
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+ 2
// Seqno
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+ 6
// Orig Dst
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+ 6
// Orig Src
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+ 2
// Flame Port
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;
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}
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void
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FlameHeader::Serialize
(
Buffer::Iterator
start)
const
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{
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Buffer::Iterator
i = start;
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i.
WriteU8
(0);
//Reserved
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i.
WriteU8
(m_cost);
//Cost
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i.
WriteHtonU16
(m_seqno);
//Seqno
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WriteTo (i, m_origDst);
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WriteTo (i, m_origSrc);
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i.
WriteHtonU16
(m_protocol);
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}
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uint32_t
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FlameHeader::Deserialize
(
Buffer::Iterator
start)
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{
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Buffer::Iterator
i = start;
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i.
Next
(1);
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m_cost = i.
ReadU8
();
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m_seqno = i.
ReadNtohU16
();
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ReadFrom (i, m_origDst);
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ReadFrom (i, m_origSrc);
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m_protocol = i.
ReadNtohU16
();
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return
i.
GetDistanceFrom
(start);
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}
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void
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FlameHeader::AddCost (uint8_t cost)
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{
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m_cost = (((uint16_t) cost + (uint16_t) m_cost) > 255) ? 255 : cost + m_cost;
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}
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uint8_t
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FlameHeader::GetCost ()
const
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{
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return
m_cost;
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}
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void
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FlameHeader::SetSeqno (uint16_t seqno)
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{
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m_seqno = seqno;
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}
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uint16_t
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FlameHeader::GetSeqno ()
const
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{
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return
m_seqno;
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}
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void
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FlameHeader::SetOrigDst (Mac48Address dst)
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{
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m_origDst = dst;
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}
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Mac48Address
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FlameHeader::GetOrigDst ()
const
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{
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return
m_origDst;
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}
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void
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FlameHeader::SetOrigSrc (Mac48Address src)
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{
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m_origSrc = src;
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}
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Mac48Address
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FlameHeader::GetOrigSrc ()
const
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{
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return
m_origSrc;
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}
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void
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FlameHeader::SetProtocol (uint16_t protocol)
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{
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m_protocol = protocol;
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}
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uint16_t
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FlameHeader::GetProtocol ()
const
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{
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return
m_protocol;
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}
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bool
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operator== (
const
FlameHeader & a,
const
FlameHeader & b)
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{
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return
((a.m_cost == b.m_cost) && (a.m_seqno == b.m_seqno) && (a.m_origDst == b.m_origDst) && (a.m_origSrc
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== b.m_origSrc) && (a.m_protocol == b.m_protocol));
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}
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}
// namespace flame
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}
// namespace ns3
ns3::flame::FlameHeader::GetSerializedSize
virtual uint32_t GetSerializedSize(void) const
Definition:
flame-header.cc:58
ns3::Buffer::Iterator::GetDistanceFrom
uint32_t GetDistanceFrom(Iterator const &o) const
Definition:
buffer.cc:807
ns3::Buffer::Iterator
iterator in a Buffer instance
Definition:
buffer.h:98
ns3::flame::FlameHeader::Print
virtual void Print(std::ostream &os) const
Definition:
flame-header.cc:52
ns3::Buffer::Iterator::WriteHtonU16
void WriteHtonU16(uint16_t data)
Definition:
buffer.h:726
ns3::Buffer::Iterator::Next
void Next(void)
Definition:
buffer.h:666
ns3::flame::FlameHeader::GetInstanceTypeId
virtual TypeId GetInstanceTypeId(void) const
Definition:
flame-header.cc:47
ns3::Buffer::Iterator::WriteU8
void WriteU8(uint8_t data)
Definition:
buffer.h:690
ns3::flame::FlameHeader::Serialize
virtual void Serialize(Buffer::Iterator start) const
Definition:
flame-header.cc:69
ns3::Buffer::Iterator::ReadU8
uint8_t ReadU8(void)
Definition:
buffer.h:819
ns3::Buffer::Iterator::ReadNtohU16
uint16_t ReadNtohU16(void)
Definition:
buffer.h:767
ns3::flame::FlameHeader::Deserialize
virtual uint32_t Deserialize(Buffer::Iterator start)
Definition:
flame-header.cc:80
src
mesh
model
flame
flame-header.cc
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