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#include <stdint.h> |
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#include <stdint.h> |
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#include <vector> |
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#include <vector> |
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#include <limits> |
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#include "ns3/callback.h" |
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#include "ns3/callback.h" |
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#include "ns3/assert.h" |
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#include "ns3/assert.h" |
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#include "ns3/type-id.h" |
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#include "ns3/type-id.h" |
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const uint8_t* start, |
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const uint8_t* start, |
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const uint8_t* current, |
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const uint8_t* current, |
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uint32_t maxSize); |
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uint32_t maxSize); |
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/** |
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* the size of PacketMetadata::Data::m_data such that the total size |
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* of PacketMetadata::Data is 16 bytes |
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*/ |
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#define PACKET_METADATA_DATA_M_DATA_SIZE 8 |
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struct Data { |
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struct Data { |
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/* number of references to this struct Data instance. */ |
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/* number of references to this struct Data instance. */ |
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uint16_t m_count; |
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uint32_t m_count; |
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/* size (in bytes) of m_data buffer below */ |
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/* size (in bytes) of m_data buffer below */ |
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uint16_t m_size; |
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uint16_t m_size; |
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/* max of the m_used field over all objects which |
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/* max of the m_used field over all objects which |
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* reference this struct Data instance */ |
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* reference this struct Data instance */ |
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uint16_t m_dirtyEnd; |
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uint16_t m_dirtyEnd; |
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/* variable-sized buffer of bytes */ |
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/* variable-sized buffer of bytes */ |
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uint8_t m_data[10]; |
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uint8_t m_data[PACKET_METADATA_DATA_M_DATA_SIZE]; |
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}; |
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}; |
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/* Note that since the next and prev fields are 16 bit integers |
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/* Note that since the next and prev fields are 16 bit integers |
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and since the value 0xffff is reserved to identify the |
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and since the value 0xffff is reserved to identify the |
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m_packetUid (o.m_packetUid) |
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m_packetUid (o.m_packetUid) |
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{ |
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{ |
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NS_ASSERT (m_data != 0); |
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NS_ASSERT (m_data != 0); |
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NS_ASSERT (m_data->m_count < std::numeric_limits<uint32_t>::max()); |
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m_data->m_count++; |
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m_data->m_count++; |
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} |
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} |
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PacketMetadata & |
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PacketMetadata & |