etherpkt.hh (11701:5e7599457b97) etherpkt.hh (11719:e832056deaed)
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 41 unchanged lines hidden (view full) ---

50{
51 public:
52 /**
53 * Pointer to packet data will be deleted
54 */
55 uint8_t *data;
56
57 /**
1/*
2 * Copyright (c) 2002-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 41 unchanged lines hidden (view full) ---

50{
51 public:
52 /**
53 * Pointer to packet data will be deleted
54 */
55 uint8_t *data;
56
57 /**
58 * Total size of the allocated data buffer.
59 */
60 unsigned bufLength;
61
62 /**
58 * Amount of space occupied by the payload in the data buffer
59 */
60 unsigned length;
61
62 /**
63 * Effective length, used for modeling timing in the simulator.
64 * This could be different from length if the packets are assumed
65 * to use a tightly packed or compressed format, but it's not worth
66 * the performance/complexity hit to perform that packing or compression
67 * in the simulation.
68 */
69 unsigned simLength;
70
71 EthPacketData()
63 * Amount of space occupied by the payload in the data buffer
64 */
65 unsigned length;
66
67 /**
68 * Effective length, used for modeling timing in the simulator.
69 * This could be different from length if the packets are assumed
70 * to use a tightly packed or compressed format, but it's not worth
71 * the performance/complexity hit to perform that packing or compression
72 * in the simulation.
73 */
74 unsigned simLength;
75
76 EthPacketData()
72 : data(nullptr), length(0), simLength(0)
77 : data(nullptr), bufLength(0), length(0), simLength(0)
73 { }
74
75 explicit EthPacketData(unsigned size)
78 { }
79
80 explicit EthPacketData(unsigned size)
76 : data(new uint8_t[size]), length(0), simLength(0)
81 : data(new uint8_t[size]), bufLength(size), length(0), simLength(0)
77 { }
78
79 ~EthPacketData() { if (data) delete [] data; }
80
81 void serialize(const std::string &base, CheckpointOut &cp) const;
82 void unserialize(const std::string &base, CheckpointIn &cp);
83};
84
85typedef std::shared_ptr<EthPacketData> EthPacketPtr;
86
87#endif // __DEV_NET_ETHERPKT_HH__
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
90typedef std::shared_ptr<EthPacketData> EthPacketPtr;
91
92#endif // __DEV_NET_ETHERPKT_HH__