118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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#ifndef IPV4_RAW_SOCKET_IMPL_H
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#define IPV4_RAW_SOCKET_IMPL_H
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#include "ns3/socket.h"
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#include "ns3/ipv4-header.h"
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#include "ns3/ipv4-route.h"
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#include "ns3/ipv4-interface.h"
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#include <list>
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namespace ns3 {
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class NetDevice;
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class Node;
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/**
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* \ingroup socket
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* \ingroup ipv4
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*
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* \brief IPv4 raw socket.
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*
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* A RAW Socket typically is used to access specific IP layers not usually
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* available through L4 sockets, e.g., ICMP. The implementer should take
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* particular care to define the Ipv4RawSocketImpl Attributes, and in
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* particular the Protocol attribute.
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*/
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class Ipv4RawSocketImpl : public Socket
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{
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public:
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/**
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* \brief Get the type ID of this class.
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* \return type ID
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*/
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static TypeId GetTypeId (void);
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Ipv4RawSocketImpl ();
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/**
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* \brief Set the node associated with this socket.
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* \param node node to set
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*/
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void SetNode (Ptr<Node> node);
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virtual enum Socket::SocketErrno GetErrno () const;
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/**
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* \brief Get socket type (NS3_SOCK_RAW)
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* \return socket type
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*/
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virtual enum Socket::SocketType GetSocketType (void) const;
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virtual Ptr<Node> GetNode (void) const;
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virtual int Bind (const Address &address);
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virtual int Bind ();
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virtual int Bind6 ();
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virtual int GetSockName (Address &address) const;
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virtual int GetPeerName (Address &address) const;
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virtual int Close (void);
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virtual int ShutdownSend (void);
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virtual int ShutdownRecv (void);
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virtual int Connect (const Address &address);
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virtual int Listen (void);
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virtual uint32_t GetTxAvailable (void) const;
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virtual int Send (Ptr<Packet> p, uint32_t flags);
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virtual int SendTo (Ptr<Packet> p, uint32_t flags,
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const Address &toAddress);
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virtual uint32_t GetRxAvailable (void) const;
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virtual Ptr<Packet> Recv (uint32_t maxSize, uint32_t flags);
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virtual Ptr<Packet> RecvFrom (uint32_t maxSize, uint32_t flags,
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Address &fromAddress);
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/**
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* \brief Set protocol field.
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* \param protocol protocol to set
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*/
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void SetProtocol (uint16_t protocol);
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/**
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* \brief Forward up to receive method.
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* \param p packet
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* \param ipHeader IPv4 header
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* \param incomingInterface incoming interface
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* \return true if forwarded, false otherwise
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*/
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bool ForwardUp (Ptr<const Packet> p, Ipv4Header ipHeader, Ptr<Ipv4Interface> incomingInterface);
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virtual bool SetAllowBroadcast (bool allowBroadcast);
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virtual bool GetAllowBroadcast () const;
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private:
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virtual void DoDispose (void);
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/**
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* \struct Data
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* \brief IPv4 raw data and additional information.
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*/
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struct Data {
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Ptr<Packet> packet; /**< Packet data */
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Ipv4Address fromIp; /**< Source address */
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uint16_t fromProtocol; /**< Protocol used */
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};
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mutable enum Socket::SocketErrno m_err; //!< Last error number.
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Ptr<Node> m_node; //!< Node
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Ipv4Address m_src; //!< Source address.
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Ipv4Address m_dst; //!< Destination address.
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uint16_t m_protocol; //!< Protocol.
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std::list<struct Data> m_recv; //!< Packet waiting to be processed.
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bool m_shutdownSend; //!< Flag to shutdown send capability.
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bool m_shutdownRecv; //!< Flag to shutdown receive capability.
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uint32_t m_icmpFilter; //!< ICMPv4 filter specification
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bool m_iphdrincl; //!< Include IP Header information (a.k.a setsockopt (IP_HDRINCL))
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};
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} // namespace ns3
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#endif /* IPV4_RAW_SOCKET_IMPL_H */
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