160 lines
4.0 KiB
C++
160 lines
4.0 KiB
C++
/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2008 INRIA
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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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#ifndef ICMPV4_H
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#define ICMPV4_H
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#include "ns3/header.h"
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#include "ns3/ptr.h"
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#include "ns3/ipv4-header.h"
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#include <stdint.h>
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namespace ns3 {
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class Packet;
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class Icmpv4Header : public Header
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{
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public:
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enum {
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ECHO_REPLY = 0,
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DEST_UNREACH = 3,
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ECHO = 8,
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TIME_EXCEEDED = 11
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};
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void EnableChecksum (void);
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void SetType (uint8_t type);
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void SetCode (uint8_t code);
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uint8_t GetType (void) const;
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uint8_t GetCode (void) const;
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static TypeId GetTypeId (void);
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Icmpv4Header ();
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virtual ~Icmpv4Header ();
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virtual TypeId GetInstanceTypeId (void) const;
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virtual uint32_t GetSerializedSize (void) const;
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virtual void Serialize (Buffer::Iterator start) const;
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virtual uint32_t Deserialize (Buffer::Iterator start);
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virtual void Print (std::ostream &os) const;
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private:
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uint8_t m_type;
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uint8_t m_code;
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bool m_calcChecksum;
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};
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class Icmpv4Echo : public Header
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{
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public:
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void SetIdentifier (uint16_t id);
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void SetSequenceNumber (uint16_t seq);
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void SetData (Ptr<const Packet> data);
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uint16_t GetIdentifier (void) const;
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uint16_t GetSequenceNumber (void) const;
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uint32_t GetDataSize (void) const;
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uint32_t GetData (uint8_t payload[]) const;
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static TypeId GetTypeId (void);
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Icmpv4Echo ();
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virtual ~Icmpv4Echo ();
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virtual TypeId GetInstanceTypeId (void) const;
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virtual uint32_t GetSerializedSize (void) const;
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virtual void Serialize (Buffer::Iterator start) const;
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virtual uint32_t Deserialize (Buffer::Iterator start);
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virtual void Print (std::ostream &os) const;
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private:
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uint16_t m_identifier;
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uint16_t m_sequence;
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uint8_t *m_data;
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uint32_t m_dataSize;
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};
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class Icmpv4DestinationUnreachable : public Header
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{
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public:
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enum {
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NET_UNREACHABLE = 0,
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HOST_UNREACHABLE = 1,
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PROTOCOL_UNREACHABLE = 2,
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PORT_UNREACHABLE = 3,
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FRAG_NEEDED = 4,
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SOURCE_ROUTE_FAILED = 5
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};
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static TypeId GetTypeId (void);
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Icmpv4DestinationUnreachable ();
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virtual ~Icmpv4DestinationUnreachable ();
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void SetNextHopMtu (uint16_t mtu);
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uint16_t GetNextHopMtu (void) const;
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void SetData (Ptr<const Packet> data);
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void SetHeader (Ipv4Header header);
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void GetData (uint8_t payload[8]) const;
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Ipv4Header GetHeader (void) const;
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private:
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virtual TypeId GetInstanceTypeId (void) const;
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virtual uint32_t GetSerializedSize (void) const;
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virtual void Serialize (Buffer::Iterator start) const;
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virtual uint32_t Deserialize (Buffer::Iterator start);
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virtual void Print (std::ostream &os) const;
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private:
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uint16_t m_nextHopMtu;
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Ipv4Header m_header;
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uint8_t m_data[8];
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};
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class Icmpv4TimeExceeded : public Header
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{
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public:
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enum {
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TIME_TO_LIVE = 0,
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FRAGMENT_REASSEMBLY = 1
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};
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void SetData (Ptr<const Packet> data);
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void SetHeader (Ipv4Header header);
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void GetData (uint8_t payload[8]) const;
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Ipv4Header GetHeader (void) const;
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static TypeId GetTypeId (void);
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Icmpv4TimeExceeded ();
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virtual ~Icmpv4TimeExceeded ();
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virtual TypeId GetInstanceTypeId (void) const;
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virtual uint32_t GetSerializedSize (void) const;
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virtual void Serialize (Buffer::Iterator start) const;
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virtual uint32_t Deserialize (Buffer::Iterator start);
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virtual void Print (std::ostream &os) const;
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private:
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Ipv4Header m_header;
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uint8_t m_data[8];
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};
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} // namespace ns3
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#endif /* ICMPV4_H */
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