A Discrete-Event Network Simulator
API
wifi-tx-parameters.h
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3  * Copyright (c) 2020 Universita' degli Studi di Napoli Federico II
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18  * Author: Stefano Avallone <stavallo@unina.it>
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20 
21 #ifndef WIFI_TX_PARAMETERS_H
22 #define WIFI_TX_PARAMETERS_H
23 
24 #include "wifi-tx-vector.h"
25 #include "wifi-mac-header.h"
26 #include "ns3/nstime.h"
27 #include <map>
28 #include <set>
29 #include <memory>
30 
31 namespace ns3 {
32 
33 class WifiMacQueueItem;
34 struct WifiProtection;
35 struct WifiAcknowledgment;
36 
45 {
46 public:
48  std::unique_ptr<WifiProtection> m_protection;
49  std::unique_ptr<WifiAcknowledgment> m_acknowledgment;
51 
55  void Clear (void);
56 
64 
72 
79  uint32_t GetSizeIfAddMpdu (Ptr<const WifiMacQueueItem> mpdu) const;
80 
88  std::pair<uint16_t, uint32_t> GetSizeIfAggregateMsdu (Ptr<const WifiMacQueueItem> msdu) const;
89 
96  uint32_t GetSize (Mac48Address receiver) const;
97 
99  struct PsduInfo
100  {
102  uint16_t amsduSize;
103  uint32_t ampduSize;
105  std::map<uint8_t, std::set<uint16_t>> seqNumbers;
107  };
109 
117  const PsduInfo* GetPsduInfo (Mac48Address receiver) const;
118 
120  typedef std::map<Mac48Address, PsduInfo> PsduInfoMap;
121 
127  const PsduInfoMap& GetPsduInfoMap (void) const;
128 
133  void Print (std::ostream &os) const;
134 
135 private:
137 };
139 
147 std::ostream& operator<< (std::ostream& os, const WifiTxParameters* txParams);
148 
149 } //namespace ns3
150 
151 #endif /* WIFI_TX_PARAMETERS_H */
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:103
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
static Time Min()
Minimum representable Time Not to be confused with Min(Time,Time).
Definition: nstime.h:274
std::unique_ptr< WifiProtection > m_protection
protection method
void AggregateMsdu(Ptr< const WifiMacQueueItem > msdu)
Record that an MSDU is being aggregated to the last MPDU added to the frame that hase the same receiv...
PsduInfoMap m_info
information about the frame being prepared.
void Clear(void)
Reset the TX parameters.
Time m_txDuration
TX duration of the frame.
std::ostream & operator<<(std::ostream &os, const Angles &a)
Definition: angles.cc:137
const PsduInfoMap & GetPsduInfoMap(void) const
Get a const reference to the map containing information about PSDUs.
void Print(std::ostream &os) const
Print the object contents.
const PsduInfo * GetPsduInfo(Mac48Address receiver) const
Get a pointer to the information about the PSDU addressed to the given receiver, if present...
WifiTxVector m_txVector
TXVECTOR of the frame being prepared.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
uint16_t amsduSize
the size in bytes of the MSDU or A-MSDU included in the last MPDU added
WifiMacHeader header
MAC header of the last MPDU added.
std::map< uint8_t, std::set< uint16_t > > seqNumbers
set of the sequence numbers of the MPDUs added for each TID
std::pair< uint16_t, uint32_t > GetSizeIfAggregateMsdu(Ptr< const WifiMacQueueItem > msdu) const
Get the size in bytes of the frame in case the given MSDU is aggregated.
an EUI-48 address
Definition: mac48-address.h:43
information about the frame being prepared for a specific receiver
void AddMpdu(Ptr< const WifiMacQueueItem > mpdu)
Record that an MPDU is being added to the current frame.
uint32_t GetSize(Mac48Address receiver) const
Get the size in bytes of the (A-)MPDU addressed to the given receiver.
uint32_t GetSizeIfAddMpdu(Ptr< const WifiMacQueueItem > mpdu) const
Get the size in bytes of the frame in case the given MPDU is added.
This class stores the TX parameters (TX vector, protection mechanism, acknowledgment mechanism...
uint32_t ampduSize
the size in bytes of the A-MPDU if multiple MPDUs have been added, and zero otherwise ...
std::unique_ptr< WifiAcknowledgment > m_acknowledgment
acknowledgment method
std::map< Mac48Address, PsduInfo > PsduInfoMap
Map containing information about the PSDUs addressed to every receiver.
Implements the IEEE 802.11 MAC header.