gem5  v21.1.0.2
etherpkt.hh
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28 
29 /* @file
30  * Reference counted class containing ethernet packet data
31  */
32 
33 #ifndef __DEV_NET_ETHERPKT_HH__
34 #define __DEV_NET_ETHERPKT_HH__
35 
36 #include <cassert>
37 #include <iosfwd>
38 #include <memory>
39 
40 #include "base/types.hh"
41 #include "sim/serialize.hh"
42 
43 namespace gem5
44 {
45 
46 /*
47  * Reference counted class containing ethernet packet data
48  */
50 {
51  public:
55  uint8_t *data;
56 
60  unsigned bufLength;
61 
65  unsigned length;
66 
74  unsigned simLength;
75 
77  : data(nullptr), bufLength(0), length(0), simLength(0)
78  { }
79 
80  explicit EthPacketData(unsigned size)
81  : data(new uint8_t[size]), bufLength(size), length(0), simLength(0)
82  { }
83 
84  ~EthPacketData() { if (data) delete [] data; }
85 
86  void serialize(const std::string &base, CheckpointOut &cp) const;
87  void unserialize(const std::string &base, CheckpointIn &cp);
88 };
89 
90 typedef std::shared_ptr<EthPacketData> EthPacketPtr;
91 
92 } // namespace gem5
93 
94 #endif // __DEV_NET_ETHERPKT_HH__
serialize.hh
gem5::EthPacketData::serialize
void serialize(const std::string &base, CheckpointOut &cp) const
Definition: etherpkt.cc:41
gem5::EthPacketData::EthPacketData
EthPacketData()
Definition: etherpkt.hh:76
gem5::CheckpointIn
Definition: serialize.hh:68
gem5::X86ISA::base
Bitfield< 51, 12 > base
Definition: pagetable.hh:141
gem5::EthPacketData::EthPacketData
EthPacketData(unsigned size)
Definition: etherpkt.hh:80
gem5::EthPacketData::data
uint8_t * data
Pointer to packet data will be deleted.
Definition: etherpkt.hh:55
gem5::EthPacketData::~EthPacketData
~EthPacketData()
Definition: etherpkt.hh:84
gem5::EthPacketPtr
std::shared_ptr< EthPacketData > EthPacketPtr
Definition: etherpkt.hh:90
gem5::EthPacketData::length
unsigned length
Amount of space occupied by the payload in the data buffer.
Definition: etherpkt.hh:65
gem5::EthPacketData::bufLength
unsigned bufLength
Total size of the allocated data buffer.
Definition: etherpkt.hh:60
gem5::EthPacketData
Definition: etherpkt.hh:49
types.hh
gem5::EthPacketData::unserialize
void unserialize(const std::string &base, CheckpointIn &cp)
Definition: etherpkt.cc:50
gem5::CheckpointOut
std::ostream CheckpointOut
Definition: serialize.hh:66
gem5::EthPacketData::simLength
unsigned simLength
Effective length, used for modeling timing in the simulator.
Definition: etherpkt.hh:74
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40

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