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loopback.h
1 /*
2  * Copyright (c) 2016, Matias Fontanini
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4  *
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29 
30 #ifndef TINS_LOOPBACK_H
31 #define TINS_LOOPBACK_H
32 
33 #include "pdu.h"
34 #include "macros.h"
35 
36 namespace Tins {
37 
41 class TINS_API Loopback : public PDU {
42 public:
46  static const PDU::PDUType pdu_flag = PDU::LOOPBACK;
47 
53  Loopback();
54 
68  Loopback(const uint8_t* buffer, uint32_t total_sz);
69 
74  uint32_t family() const {
75  return family_;
76  }
77 
82  void family(uint32_t family_id);
83 
87  uint32_t header_size() const;
88 
93  PDUType pdu_type() const {
94  return pdu_flag;
95  }
96 
104  bool matches_response(const uint8_t* ptr, uint32_t total_sz) const;
105 
109  Loopback* clone() const {
110  return new Loopback(*this);
111  }
112  // Null/Loopback can only be sent in* BSD
113  #ifdef BSD
114 
117  void send(PacketSender& sender, const NetworkInterface& iface);
118  #endif // BSD
119 private:
120  void write_serialization(uint8_t* buffer, uint32_t total_sz, const PDU* parent);
121 
122  uint32_t family_;
123 };
124 
125 } // Tins
126 
127 #endif // TINS_LOOPBACK_H
PDUType
Enum which identifies each type of PDU.
Definition: pdu.h:128
Sends packets through a network interface.
Definition: packet_sender.h:117
uint32_t family() const
Getter for the family identifier.
Definition: loopback.h:74
Represents a Loopback PDU.
Definition: loopback.h:41
Abstraction of a network interface.
Definition: network_interface.h:47
PDUType pdu_type() const
Getter for the PDU's type.
Definition: loopback.h:93
Loopback * clone() const
Definition: loopback.h:109
Base class for protocol data units.
Definition: pdu.h:108