control how a packet is transmitted. More...
#include <mac-low.h>
Public Member Functions | |
MacLowTransmissionParameters () | |
void | EnableAck (void) |
void | EnableFastAck (void) |
void | EnableSuperFastAck (void) |
void | EnableRts (void) |
void | EnableNextData (uint32_t size) |
void | EnableOverrideDurationId (Time durationId) |
void | DisableAck (void) |
void | DisableRts (void) |
void | DisableNextData (void) |
void | DisableOverrideDurationId (void) |
bool | MustWaitAck (void) const |
bool | MustWaitNormalAck (void) const |
bool | MustWaitFastAck (void) const |
bool | MustWaitSuperFastAck (void) const |
bool | MustSendRts (void) const |
bool | HasDurationId (void) const |
Time | GetDurationId (void) const |
bool | HasNextPacket (void) const |
uint32_t | GetNextPacketSize (void) const |
Private Types | |
enum | { ACK_NONE, ACK_NORMAL, ACK_FAST, ACK_SUPER_FAST } |
Private Attributes | |
uint32_t | m_nextSize |
enum ns3::MacLowTransmissionParameters:: { ... } | m_waitAck |
bool | m_sendRts |
Time | m_overrideDurationId |
Friends | |
std::ostream & | operator<< (std::ostream &os, const MacLowTransmissionParameters ¶ms) |
control how a packet is transmitted.
The ns3::MacLow::StartTransmission method expects an instance of this class to describe how the packet should be transmitted.
Definition at line 124 of file mac-low.h.
anonymous enum [private] |
ns3::MacLowTransmissionParameters::MacLowTransmissionParameters | ( | ) |
Definition at line 118 of file mac-low.cc.
void ns3::MacLowTransmissionParameters::DisableAck | ( | void | ) |
Do not wait for Ack after data transmission. Typically used for Broadcast and multicast frames.
Definition at line 160 of file mac-low.cc.
References ACK_NONE, and m_waitAck.
Referenced by ns3::DcaTxop::NotifyAccessGranted().
void ns3::MacLowTransmissionParameters::DisableNextData | ( | void | ) |
Do not attempt to send data burst after current transmission
Definition at line 130 of file mac-low.cc.
References m_nextSize.
Referenced by ns3::DcaTxop::NotifyAccessGranted(), and ns3::DcaTxop::StartNext().
void ns3::MacLowTransmissionParameters::DisableOverrideDurationId | ( | void | ) |
Do not force the duration/id field of the packet: its value is automatically calculated by the MacLow before calling WifiPhy::Send.
Definition at line 140 of file mac-low.cc.
References m_overrideDurationId, and ns3::Seconds().
Referenced by ns3::DcaTxop::NotifyAccessGranted(), and ns3::DcaTxop::StartNext().
void ns3::MacLowTransmissionParameters::DisableRts | ( | void | ) |
Do not send rts and wait for cts before sending data.
Definition at line 170 of file mac-low.cc.
References m_sendRts.
Referenced by ns3::DcaTxop::NotifyAccessGranted(), and ns3::DcaTxop::StartNext().
void ns3::MacLowTransmissionParameters::EnableAck | ( | void | ) |
Wait ACKTimeout for an ACK. If we get an ACK on time, call MacLowTransmissionListener::GotAck. Call MacLowTransmissionListener::MissedAck otherwise.
Definition at line 155 of file mac-low.cc.
References ACK_NORMAL, and m_waitAck.
Referenced by ns3::DcaTxop::NotifyAccessGranted(), and ns3::DcaTxop::StartNext().
void ns3::MacLowTransmissionParameters::EnableFastAck | ( | void | ) |
This is really complicated but it is needed for proper HCCA support.
Definition at line 150 of file mac-low.cc.
void ns3::MacLowTransmissionParameters::EnableNextData | ( | uint32_t | size | ) |
size | size of next data to send after current packet is sent. |
Add the transmission duration of the next data to the durationId of the outgoing packet and call MacLowTransmissionListener::StartNext at the end of the current transmission + SIFS.
Definition at line 125 of file mac-low.cc.
References m_nextSize.
Referenced by ns3::DcaTxop::NotifyAccessGranted(), and ns3::DcaTxop::StartNext().
void ns3::MacLowTransmissionParameters::EnableOverrideDurationId | ( | Time | durationId | ) |
durationId | the value to set in the duration/Id field of the outgoing packet. |
Ignore all other durationId calculation and simply force the packet's durationId field to this value.
Definition at line 135 of file mac-low.cc.
References m_overrideDurationId.
void ns3::MacLowTransmissionParameters::EnableRts | ( | void | ) |
Send a RTS, and wait CTSTimeout for a CTS. If we get a CTS on time, call MacLowTransmissionListener::GotCts and send data. Otherwise, call MacLowTransmissionListener::MissedCts and do not send data.
Definition at line 165 of file mac-low.cc.
References m_sendRts.
Referenced by ns3::DcaTxop::NotifyAccessGranted().
void ns3::MacLowTransmissionParameters::EnableSuperFastAck | ( | void | ) |
Definition at line 145 of file mac-low.cc.
References ACK_SUPER_FAST, and m_waitAck.
Time ns3::MacLowTransmissionParameters::GetDurationId | ( | void | ) | const |
Definition at line 205 of file mac-low.cc.
References m_overrideDurationId, NS_ASSERT, and ns3::Seconds().
Referenced by ns3::MacLow::SendDataPacket(), and ns3::MacLow::SendRtsForPacket().
uint32_t ns3::MacLowTransmissionParameters::GetNextPacketSize | ( | void | ) | const |
Definition at line 216 of file mac-low.cc.
References HasNextPacket(), m_nextSize, and NS_ASSERT.
Referenced by ns3::MacLow::CalculateTransmissionTime(), and ns3::MacLow::SendDataPacket().
bool ns3::MacLowTransmissionParameters::HasDurationId | ( | void | ) | const |
Definition at line 200 of file mac-low.cc.
References m_overrideDurationId, and ns3::Seconds().
Referenced by ns3::MacLow::SendDataPacket(), and ns3::MacLow::SendRtsForPacket().
bool ns3::MacLowTransmissionParameters::HasNextPacket | ( | void | ) | const |
Definition at line 211 of file mac-low.cc.
References m_nextSize.
Referenced by ns3::MacLow::CalculateTransmissionTime(), GetNextPacketSize(), ns3::MacLow::ReceiveOk(), ns3::MacLow::SendDataPacket(), and ns3::MacLow::StartDataTxTimers().
bool ns3::MacLowTransmissionParameters::MustSendRts | ( | void | ) | const |
Definition at line 195 of file mac-low.cc.
References m_sendRts.
Referenced by ns3::MacLow::CalculateOverallTxTime(), and ns3::MacLow::StartTransmission().
bool ns3::MacLowTransmissionParameters::MustWaitAck | ( | void | ) | const |
This methods returns true when any of MustWaitNormalAck, MustWaitFastAck, or MustWaitSuperFastAck return true.
Definition at line 175 of file mac-low.cc.
References ACK_NONE, and m_waitAck.
Referenced by ns3::MacLow::CalculateOverallTxTime(), ns3::MacLow::ReceiveOk(), and ns3::MacLow::SendDataPacket().
bool ns3::MacLowTransmissionParameters::MustWaitFastAck | ( | void | ) | const |
Definition at line 185 of file mac-low.cc.
References ACK_FAST, and m_waitAck.
Referenced by ns3::MacLow::ReceiveError(), ns3::MacLow::ReceiveOk(), and ns3::MacLow::StartDataTxTimers().
bool ns3::MacLowTransmissionParameters::MustWaitNormalAck | ( | void | ) | const |
Definition at line 180 of file mac-low.cc.
References ACK_NORMAL, and m_waitAck.
Referenced by ns3::MacLow::ReceiveOk(), and ns3::MacLow::StartDataTxTimers().
bool ns3::MacLowTransmissionParameters::MustWaitSuperFastAck | ( | void | ) | const |
Definition at line 190 of file mac-low.cc.
References ACK_SUPER_FAST, and m_waitAck.
Referenced by ns3::MacLow::StartDataTxTimers().
std::ostream& operator<< | ( | std::ostream & | os, | |
const MacLowTransmissionParameters & | params | |||
) | [friend] |
uint32_t ns3::MacLowTransmissionParameters::m_nextSize [private] |
Definition at line 256 of file mac-low.h.
Referenced by DisableNextData(), EnableNextData(), GetNextPacketSize(), and HasNextPacket().
Definition at line 264 of file mac-low.h.
Referenced by DisableOverrideDurationId(), EnableOverrideDurationId(), GetDurationId(), and HasDurationId().
bool ns3::MacLowTransmissionParameters::m_sendRts [private] |
Definition at line 263 of file mac-low.h.
Referenced by DisableRts(), EnableRts(), and MustSendRts().
enum { ... } ns3::MacLowTransmissionParameters::m_waitAck [private] |
Referenced by DisableAck(), EnableAck(), EnableFastAck(), EnableSuperFastAck(), MustWaitAck(), MustWaitFastAck(), MustWaitNormalAck(), and MustWaitSuperFastAck().