/usr/include/ns3.27/ns3/sll-header.h is in libns3-dev 3.27+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 | /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2015 Université Pierre et Marie Curie
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Matthieu Coudron <matthieu.coudron@lip6.fr>
*/
#ifndef SLL_HEADER_H
#define SLL_HEADER_H
#include "ns3/buffer.h"
#include "ns3/header.h"
#include <stdint.h>
namespace ns3 {
/**
* \ingroup packet
*
* \brief Protocol header serialization and deserialization.
*
* Libpcap sometimes add an additional header to provide information that would be
* lost otherwise due to the link-layer/capture mechanism, for instance when capturing from
* "nlmon" device on linux
*
* \see http://www.tcpdump.org/linktypes/LINKTYPE_LINUX_SLL.html
* \see https://wiki.wireshark.org/SLL
*
\verbatim
+---------------------------+
| Packet type |
| (2 Octets) |
+---------------------------+
| ARPHRD_ type |
| (2 Octets) |
+---------------------------+
| Link-layer address length |
| (2 Octets) |
+---------------------------+
| Link-layer address |
| (8 Octets) |
+---------------------------+
| Protocol type |
| (2 Octets) |
+---------------------------+
| Payload |
. .
. .
. .
\endverbatim
*/
class SllHeader : public Header
{
public:
/**
* Type of the packet.
*/
enum PacketType
{
UNICAST_FROM_PEER_TO_ME = 0, /**< the packet was specifically sent to us by somebody else */
BROADCAST_BY_PEER = 1, /**< packet was broadcast by somebody else */
MULTICAST_BY_PEER = 2, /**< packet was multicast, but not broadcast, by somebody else */
INTERCEPTED_PACKET = 3, /**< packet was sent to somebody else by somebody else **/
SENT_BY_US /**< the packet was sent by us */
};
/**
* \brief Get the type ID.
* \return the object TypeId
*/
static TypeId GetTypeId (void);
SllHeader ();
virtual ~SllHeader ();
/**
* \return ARP header type field in network byte order
* The ARPHRD_ type field is in network byte order; it contains a Linux ARPHRD_ value for the link-layer device type.
*/
uint16_t GetArpType () const;
/**
* \param arphdType ARP protocol hardware identifier
*/
void SetArpType (uint16_t arphdType);
/**
* \return Packet type
*/
enum PacketType GetPacketType () const;
/**
* \param type Depends on source and address of the packet
*/
void SetPacketType (PacketType type);
// Inherited from ObjectBase
virtual TypeId GetInstanceTypeId (void) const;
// Inherited from Header
virtual uint32_t GetSerializedSize (void) const;
virtual void Serialize (Buffer::Iterator start) const;
virtual uint32_t Deserialize (Buffer::Iterator start);
virtual void Print (std::ostream &os) const;
protected:
// declared in packet order
PacketType m_packetType; /**< Packet type */
uint16_t m_arphdType; /**< ARP protocol hardware identifier */
uint16_t m_addressLength; /**< Address length */
uint64_t m_address; /**< Address */
uint16_t m_protocolType; /**< protocol type */
};
} // namespace ns3
#endif /* SLL_HEADER_H */
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