Socket that the 50% of the times saves the entire packet in the buffer, while in the other 50% saves only half the packet. More...
Public Member Functions | |
TcpSocketHalfAck () | |
Public Member Functions inherited from ns3::TcpSocketMsgBase | |
TcpSocketMsgBase () | |
TcpSocketMsgBase (const TcpSocketMsgBase &other) | |
Constructor. | |
void | SetAfterRetransmitCb (RetrCb cb) |
Set the callback invoked after the processing of a retransmit timeout. | |
void | SetBeforeRetransmitCb (RetrCb cb) |
Set the callback invoked before the processing of a retransmit timeout. | |
void | SetForkCb (Callback< void, Ptr< TcpSocketMsgBase > > cb) |
Set the callback invoked after the forking. | |
void | SetProcessedAckCb (AckManagementCb cb) |
Set the callback invoked when an ACK is received and processed (at the end of the processing) | |
void | SetRcvAckCb (AckManagementCb cb) |
Set the callback invoked when an ACK is received (at the beginning of the processing) | |
void | SetUpdateRttHistoryCb (UpdateRttCallback cb) |
Set the callback invoked when we update rtt history. | |
Public Member Functions inherited from ns3::TcpSocketBase | |
TcpSocketBase () | |
Create an unbound TCP socket. | |
TcpSocketBase (const TcpSocketBase &sock) | |
Clone a TCP socket, for use upon receiving a connection request in LISTEN state. | |
~TcpSocketBase () override | |
int | Bind () override |
Allocate a local IPv4 endpoint for this socket. | |
int | Bind (const Address &address) override |
Allocate a local endpoint for this socket. | |
int | Bind6 () override |
Allocate a local IPv6 endpoint for this socket. | |
void | BindToNetDevice (Ptr< NetDevice > netdevice) override |
Bind a socket to specific device. | |
bool | CheckEcnCe (uint8_t tos) const |
Checks for CE codepoint. | |
bool | CheckEcnEct0 (uint8_t tos) const |
Checks for ECT(0) codepoint. | |
bool | CheckEcnEct1 (uint8_t tos) const |
Checks for ECT(1) codepoint. | |
bool | CheckNoEcn (uint8_t tos) const |
Checks if TOS has no ECN codepoints. | |
uint8_t | ClearEcnBits (uint8_t tos) const |
Clears ECN bits from TOS. | |
int | Close () override |
Close a socket. | |
int | Connect (const Address &address) override |
Initiate a connection to a remote host. | |
Time | GetClockGranularity () const |
Get the Clock Granularity (used in RTO calcs). | |
SocketErrno | GetErrno () const override |
Get last error number. | |
TypeId | GetInstanceTypeId () const override |
Get the instance TypeId. | |
Time | GetMinRto () const |
Get the Minimum RTO. | |
Ptr< Node > | GetNode () const override |
Return the node this socket is associated with. | |
int | GetPeerName (Address &address) const override |
Get the peer address of a connected socket. | |
uint32_t | GetRetxThresh () const |
Get the retransmission threshold (dup ack threshold for a fast retransmit) | |
uint32_t | GetRxAvailable () const override |
Return number of bytes which can be returned from one or multiple calls to Recv. | |
Ptr< TcpRxBuffer > | GetRxBuffer () const |
Get a pointer to the Rx buffer. | |
SocketType | GetSocketType () const override |
int | GetSockName (Address &address) const override |
Get socket address. | |
uint32_t | GetTxAvailable () const override |
Returns the number of bytes which can be sent in a single call to Send. | |
Ptr< TcpTxBuffer > | GetTxBuffer () const |
Get a pointer to the Tx buffer. | |
bool | IsEct (TcpPacketType_t packetType) const |
Checks if a TCP packet should be ECN-capable (ECT) according to the TcpPacketType and ECN mode. | |
int | Listen () override |
Listen for incoming connections. | |
uint8_t | MarkEcnCe (uint8_t tos) const |
Mark CE codepoint. | |
uint8_t | MarkEcnCodePoint (const uint8_t tos, const TcpSocketState::EcnCodePoint_t codePoint) const |
mark ECN code point | |
uint8_t | MarkEcnEct0 (uint8_t tos) const |
Mark ECT(0) codepoint. | |
uint8_t | MarkEcnEct1 (uint8_t tos) const |
Mark ECT(1) codepoint. | |
Ptr< Packet > | Recv (uint32_t maxSize, uint32_t flags) override |
Read data from the socket. | |
Ptr< Packet > | RecvFrom (uint32_t maxSize, uint32_t flags, Address &fromAddress) override |
Read a single packet from the socket and retrieve the sender address. | |
int | Send (Ptr< Packet > p, uint32_t flags) override |
Send data (or dummy data) to the remote host. | |
int | SendTo (Ptr< Packet > p, uint32_t flags, const Address &toAddress) override |
Send data to a specified peer. | |
void | SetClockGranularity (Time clockGranularity) |
Sets the Clock Granularity (used in RTO calcs). | |
void | SetCongestionControlAlgorithm (Ptr< TcpCongestionOps > algo) |
Install a congestion control algorithm on this socket. | |
void | SetMinRto (Time minRto) |
Sets the Minimum RTO. | |
virtual void | SetNode (Ptr< Node > node) |
Set the associated node. | |
void | SetPaceInitialWindow (bool paceWindow) |
Enable or disable pacing of the initial window. | |
void | SetPacingStatus (bool pacing) |
Enable or disable pacing. | |
void | SetRecoveryAlgorithm (Ptr< TcpRecoveryOps > recovery) |
Install a recovery algorithm on this socket. | |
void | SetRetxThresh (uint32_t retxThresh) |
Set the retransmission threshold (dup ack threshold for a fast retransmit) | |
virtual void | SetRtt (Ptr< RttEstimator > rtt) |
Set the associated RTT estimator. | |
virtual void | SetTcp (Ptr< TcpL4Protocol > tcp) |
Set the associated TCP L4 protocol. | |
void | SetUseEcn (TcpSocketState::UseEcn_t useEcn) |
Set ECN mode of use on the socket. | |
int | ShutdownRecv () override |
int | ShutdownSend () override |
void | UpdateBytesInFlight (uint32_t oldValue, uint32_t newValue) const |
Callback function to hook to TcpSocketState bytes inflight. | |
void | UpdateCongState (TcpSocketState::TcpCongState_t oldValue, TcpSocketState::TcpCongState_t newValue) const |
Callback function to hook to TcpSocketState congestion state. | |
void | UpdateCwnd (uint32_t oldValue, uint32_t newValue) const |
Callback function to hook to TcpSocketState congestion window. | |
void | UpdateCwndInfl (uint32_t oldValue, uint32_t newValue) const |
Callback function to hook to TcpSocketState inflated congestion window. | |
void | UpdateEcnState (TcpSocketState::EcnState_t oldValue, TcpSocketState::EcnState_t newValue) const |
Callback function to hook to EcnState state. | |
void | UpdateHighTxMark (SequenceNumber32 oldValue, SequenceNumber32 newValue) const |
Callback function to hook to TcpSocketState high tx mark. | |
void | UpdateLastRtt (Time oldValue, Time newValue) const |
Callback function to hook to TcpSocketState lastRtt. | |
void | UpdateNextTxSequence (SequenceNumber32 oldValue, SequenceNumber32 newValue) const |
Callback function to hook to TcpSocketState next tx sequence. | |
void | UpdatePacingRateTrace (DataRate oldValue, DataRate newValue) const |
Callback function to hook to TcpSocketState pacing rate. | |
void | UpdateRtt (Time oldValue, Time newValue) const |
Callback function to hook to TcpSocketState rtt. | |
void | UpdateSsThresh (uint32_t oldValue, uint32_t newValue) const |
Callback function to hook to TcpSocketState slow start threshold. | |
Public Member Functions inherited from ns3::TcpSocket | |
TcpSocket () | |
~TcpSocket () override | |
Public Member Functions inherited from ns3::Socket | |
Socket () | |
~Socket () override | |
Ptr< NetDevice > | GetBoundNetDevice () |
Returns socket's bound NetDevice, if any. | |
uint8_t | GetIpTos () const |
Query the value of IP Type of Service of this socket. | |
virtual uint8_t | GetIpTtl () const |
Query the value of IP Time to Live field of this socket. | |
virtual uint8_t | GetIpv6HopLimit () const |
Query the value of IP Hop Limit field of this socket. | |
uint8_t | GetIpv6Tclass () const |
Query the value of IPv6 Traffic Class field of this socket. | |
uint8_t | GetPriority () const |
Query the priority value of this socket. | |
virtual void | Ipv6JoinGroup (Ipv6Address address) |
Joins a IPv6 multicast group without filters. | |
virtual void | Ipv6JoinGroup (Ipv6Address address, Ipv6MulticastFilterMode filterMode, std::vector< Ipv6Address > sourceAddresses) |
Joins a IPv6 multicast group. | |
virtual void | Ipv6LeaveGroup () |
Leaves IPv6 multicast group this socket is joined to. | |
bool | IsIpRecvTos () const |
Ask if the socket is currently passing information about IP Type of Service up the stack. | |
bool | IsIpRecvTtl () const |
Ask if the socket is currently passing information about IP_TTL up the stack. | |
bool | IsIpv6RecvHopLimit () const |
Ask if the socket is currently passing information about IPv6 Hop Limit up the stack. | |
bool | IsIpv6RecvTclass () const |
Ask if the socket is currently passing information about IPv6 Traffic Class up the stack. | |
bool | IsRecvPktInfo () const |
Get status indicating whether enable/disable packet information to socket. | |
Ptr< Packet > | Recv () |
Read a single packet from the socket. | |
int | Recv (uint8_t *buf, uint32_t size, uint32_t flags) |
Recv data (or dummy data) from the remote host. | |
Ptr< Packet > | RecvFrom (Address &fromAddress) |
Read a single packet from the socket and retrieve the sender address. | |
int | RecvFrom (uint8_t *buf, uint32_t size, uint32_t flags, Address &fromAddress) |
Read a single packet from the socket and retrieve the sender address. | |
int | Send (const uint8_t *buf, uint32_t size, uint32_t flags) |
Send data (or dummy data) to the remote host. | |
int | Send (Ptr< Packet > p) |
Send data (or dummy data) to the remote host. | |
int | SendTo (const uint8_t *buf, uint32_t size, uint32_t flags, const Address &address) |
Send data to a specified peer. | |
void | SetAcceptCallback (Callback< bool, Ptr< Socket >, const Address & > connectionRequest, Callback< void, Ptr< Socket >, const Address & > newConnectionCreated) |
Accept connection requests from remote hosts. | |
void | SetCloseCallbacks (Callback< void, Ptr< Socket > > normalClose, Callback< void, Ptr< Socket > > errorClose) |
Detect socket recv() events such as graceful shutdown or error. | |
void | SetConnectCallback (Callback< void, Ptr< Socket > > connectionSucceeded, Callback< void, Ptr< Socket > > connectionFailed) |
Specify callbacks to allow the caller to determine if the connection succeeds of fails. | |
void | SetDataSentCallback (Callback< void, Ptr< Socket >, uint32_t > dataSent) |
Notify application when a packet has been sent from transport protocol (non-standard socket call) | |
void | SetIpRecvTos (bool ipv4RecvTos) |
Tells a socket to pass information about IP Type of Service up the stack. | |
void | SetIpRecvTtl (bool ipv4RecvTtl) |
Tells a socket to pass information about IP_TTL up the stack. | |
void | SetIpTos (uint8_t ipTos) |
Manually set IP Type of Service field. | |
virtual void | SetIpTtl (uint8_t ipTtl) |
Manually set IP Time to Live field. | |
virtual void | SetIpv6HopLimit (uint8_t ipHopLimit) |
Manually set IPv6 Hop Limit. | |
void | SetIpv6RecvHopLimit (bool ipv6RecvHopLimit) |
Tells a socket to pass information about IPv6 Hop Limit up the stack. | |
void | SetIpv6RecvTclass (bool ipv6RecvTclass) |
Tells a socket to pass information about IPv6 Traffic Class up the stack. | |
void | SetIpv6Tclass (int ipTclass) |
Manually set IPv6 Traffic Class field. | |
void | SetPriority (uint8_t priority) |
Manually set the socket priority. | |
void | SetRecvCallback (Callback< void, Ptr< Socket > > receivedData) |
Notify application when new data is available to be read. | |
void | SetRecvPktInfo (bool flag) |
Enable/Disable receive packet information to socket. | |
void | SetSendCallback (Callback< void, Ptr< Socket >, uint32_t > sendCb) |
Notify application when space in transmit buffer is added. | |
Public Member Functions inherited from ns3::Object | |
Object () | |
Constructor. | |
~Object () override | |
Destructor. | |
void | AggregateObject (Ptr< Object > other) |
Aggregate two Objects together. | |
void | Dispose () |
Dispose of this Object. | |
AggregateIterator | GetAggregateIterator () const |
Get an iterator to the Objects aggregated to this one. | |
template<typename T > | |
Ptr< T > | GetObject () const |
Get a pointer to the requested aggregated Object. | |
template<> | |
Ptr< Object > | GetObject () const |
Specialization of () for objects of type ns3::Object. | |
template<typename T > | |
Ptr< T > | GetObject (TypeId tid) const |
Get a pointer to the requested aggregated Object by TypeId. | |
template<> | |
Ptr< Object > | GetObject (TypeId tid) const |
Specialization of (TypeId tid) for objects of type ns3::Object. | |
void | Initialize () |
Invoke DoInitialize on all Objects aggregated to this one. | |
bool | IsInitialized () const |
Check if the object has been initialized. | |
void | UnidirectionalAggregateObject (Ptr< Object > other) |
Aggregate an Object to another Object. | |
Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter > | |
SimpleRefCount () | |
Default constructor. | |
SimpleRefCount (const SimpleRefCount &o) | |
Copy constructor. | |
uint32_t | GetReferenceCount () const |
Get the reference count of the object. | |
SimpleRefCount & | operator= (const SimpleRefCount &o) |
Assignment operator. | |
void | Ref () const |
Increment the reference count. | |
void | Unref () const |
Decrement the reference count. | |
Public Member Functions inherited from ns3::ObjectBase | |
virtual | ~ObjectBase () |
Virtual destructor. | |
void | GetAttribute (std::string name, AttributeValue &value, bool permissive=false) const |
Get the value of an attribute, raising fatal errors if unsuccessful. | |
bool | GetAttributeFailSafe (std::string name, AttributeValue &value) const |
Get the value of an attribute without raising errors. | |
void | SetAttribute (std::string name, const AttributeValue &value) |
Set a single attribute, raising fatal errors if unsuccessful. | |
bool | SetAttributeFailSafe (std::string name, const AttributeValue &value) |
Set a single attribute without raising errors. | |
bool | TraceConnect (std::string name, std::string context, const CallbackBase &cb) |
Connect a TraceSource to a Callback with a context. | |
bool | TraceConnectWithoutContext (std::string name, const CallbackBase &cb) |
Connect a TraceSource to a Callback without a context. | |
bool | TraceDisconnect (std::string name, std::string context, const CallbackBase &cb) |
Disconnect from a TraceSource a Callback previously connected with a context. | |
bool | TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb) |
Disconnect from a TraceSource a Callback previously connected without a context. | |
Static Public Member Functions | |
static TypeId | GetTypeId () |
Get the type ID. | |
Static Public Member Functions inherited from ns3::TcpSocketMsgBase | |
static TypeId | GetTypeId () |
Get the type ID. | |
Static Public Member Functions inherited from ns3::TcpSocketBase | |
static TypeId | GetTypeId () |
Get the type ID. | |
Static Public Member Functions inherited from ns3::TcpSocket | |
static TypeId | GetTypeId () |
Get the type ID. | |
Static Public Member Functions inherited from ns3::Socket | |
static Ptr< Socket > | CreateSocket (Ptr< Node > node, TypeId tid) |
This method wraps the creation of sockets that is performed on a given node by a SocketFactory specified by TypeId. | |
static TypeId | GetTypeId () |
Get the type ID. | |
static uint8_t | IpTos2Priority (uint8_t ipTos) |
Return the priority corresponding to a given TOS value. | |
Static Public Member Functions inherited from ns3::Object | |
static TypeId | GetTypeId () |
Register this type. | |
Static Public Member Functions inherited from ns3::ObjectBase | |
static TypeId | GetTypeId () |
Get the type ID. | |
Protected Member Functions | |
Ptr< TcpSocketBase > | Fork () override |
Call CopyObject<> to clone me. | |
void | ReceivedData (Ptr< Packet > packet, const TcpHeader &tcpHeader) override |
Recv of a data, put into buffer, call L7 to get it if necessary. | |
Protected Member Functions inherited from ns3::TcpSocketMsgBase | |
void | CompleteFork (Ptr< Packet > p, const TcpHeader &tcpHeader, const Address &fromAddress, const Address &toAddress) override |
Complete a connection by forking the socket. | |
Ptr< TcpSocketBase > | Fork () override |
Call CopyObject<> to clone me. | |
void | ReceivedAck (Ptr< Packet > packet, const TcpHeader &tcpHeader) override |
Received an ACK packet. | |
void | ReTxTimeout () override |
An RTO event happened. | |
void | UpdateRttHistory (const SequenceNumber32 &seq, uint32_t sz, bool isRetransmission) override |
Update the RTT history, when we send TCP segments. | |
Protected Member Functions inherited from ns3::TcpSocketBase | |
void | AddOptions (TcpHeader &tcpHeader) |
Add options to TcpHeader. | |
void | AddOptionSack (TcpHeader &header) |
Add the SACK option to the header. | |
void | AddOptionSackPermitted (TcpHeader &header) |
Add the SACK PERMITTED option to the header. | |
void | AddOptionTimestamp (TcpHeader &header) |
Add the timestamp option to the header. | |
void | AddOptionWScale (TcpHeader &header) |
Add the window scale option to the header. | |
void | AddSocketTags (const Ptr< Packet > &p, bool isEct) const |
Add Tags for the Socket. | |
virtual uint16_t | AdvertisedWindowSize (bool scale=true) const |
The amount of Rx window announced to the peer. | |
virtual uint32_t | AvailableWindow () const |
Return unfilled portion of window. | |
virtual uint32_t | BytesInFlight () const |
Return total bytes in flight. | |
virtual Time | CalculateRttSample (const TcpHeader &tcpHeader, const RttHistory &rttHistory) |
Calculate RTT sample for the ACKed packet. | |
uint8_t | CalculateWScale () const |
Calculate window scale value based on receive buffer space. | |
void | CancelAllTimers () |
Cancel all timer when endpoint is deleted. | |
void | CloseAndNotify () |
Peacefully close the socket by notifying the upper layer and deallocate end point. | |
void | ConnectionSucceeded () |
Schedule-friendly wrapper for Socket::NotifyConnectionSucceeded() | |
void | DeallocateEndPoint () |
Deallocate m_endPoint and m_endPoint6. | |
virtual void | DelAckTimeout () |
Action upon delay ACK timeout, i.e. | |
void | Destroy () |
Kill this socket by zeroing its attributes (IPv4) | |
void | Destroy6 () |
Kill this socket by zeroing its attributes (IPv6) | |
int | DoClose () |
Close a socket by sending RST, FIN, or FIN+ACK, depend on the current state. | |
int | DoConnect () |
Perform the real connection tasks: Send SYN if allowed, RST if invalid. | |
virtual void | DoForwardUp (Ptr< Packet > packet, const Address &fromAddress, const Address &toAddress) |
Called by TcpSocketBase::ForwardUp{,6}(). | |
void | DoPeerClose () |
FIN is in sequence, notify app and respond with a FIN. | |
void | DoRetransmit () |
Retransmit the first segment marked as lost, without considering available window nor pacing. | |
void | DupAck (uint32_t currentDelivered) |
Dupack management. | |
void | EnterCwr (uint32_t currentDelivered) |
Enter CA_CWR state upon receipt of an ECN Echo. | |
void | EnterRecovery (uint32_t currentDelivered) |
Enter the CA_RECOVERY, and retransmit the head. | |
virtual void | EstimateRtt (const TcpHeader &tcpHeader) |
Take into account the packet for RTT estimation. | |
void | ForwardIcmp (Ipv4Address icmpSource, uint8_t icmpTtl, uint8_t icmpType, uint8_t icmpCode, uint32_t icmpInfo) |
Called by the L3 protocol when it received an ICMP packet to pass on to TCP. | |
void | ForwardIcmp6 (Ipv6Address icmpSource, uint8_t icmpTtl, uint8_t icmpType, uint8_t icmpCode, uint32_t icmpInfo) |
Called by the L3 protocol when it received an ICMPv6 packet to pass on to TCP. | |
void | ForwardUp (Ptr< Packet > packet, Ipv4Header header, uint16_t port, Ptr< Ipv4Interface > incomingInterface) |
Called by the L3 protocol when it received a packet to pass on to TCP. | |
void | ForwardUp6 (Ptr< Packet > packet, Ipv6Header header, uint16_t port, Ptr< Ipv6Interface > incomingInterface) |
Called by the L3 protocol when it received a packet to pass on to TCP. | |
bool | GetAllowBroadcast () const override |
Query whether broadcast datagram transmissions are allowed. | |
Time | GetConnTimeout () const override |
Get the connection timeout. | |
uint32_t | GetDataRetries () const override |
Get the number of data transmission retries before giving up. | |
uint32_t | GetDelAckMaxCount () const override |
Get the number of packet to fire an ACK before delay timeout. | |
Time | GetDelAckTimeout () const override |
Get the time to delay an ACK. | |
SequenceNumber32 | GetHighRxAck () const |
Get the current value of the receiver's highest (in-sequence) sequence number acked. | |
uint32_t | GetInitialCwnd () const override |
Get the initial Congestion Window. | |
uint32_t | GetInitialSSThresh () const override |
Get the initial Slow Start Threshold. | |
Time | GetPersistTimeout () const override |
Get the timeout for persistent connection. | |
uint32_t | GetRcvBufSize () const override |
Get the receive buffer size. | |
uint32_t | GetRWnd () const |
Get the current value of the receiver's offered window (RCV.WND) | |
uint32_t | GetSegSize () const override |
Get the segment size. | |
uint32_t | GetSndBufSize () const override |
Get the send buffer size. | |
uint32_t | GetSynRetries () const override |
Get the number of connection retries before giving up. | |
bool | GetTcpNoDelay () const override |
Check if Nagle's algorithm is enabled or not. | |
bool | IsPacingEnabled () const |
Return true if packets in the current window should be paced. | |
bool | IsTcpOptionEnabled (uint8_t kind) const |
Return true if the specified option is enabled. | |
bool | IsValidTcpSegment (const SequenceNumber32 seq, const uint32_t tcpHeaderSize, const uint32_t tcpPayloadSize) |
Checks whether the given TCP segment is valid or not. | |
virtual void | LastAckTimeout () |
Timeout at LAST_ACK, close the connection. | |
virtual void | NewAck (const SequenceNumber32 &seq, bool resetRTO) |
Update buffers w.r.t. | |
void | NotifyPacingPerformed () |
Notify Pacing. | |
bool | OutOfRange (SequenceNumber32 head, SequenceNumber32 tail) const |
Check if a sequence number range is within the rx window. | |
void | PeerClose (Ptr< Packet > p, const TcpHeader &tcpHeader) |
Received a FIN from peer, notify rx buffer. | |
virtual void | PersistTimeout () |
Send 1 byte probe to get an updated window size. | |
virtual void | ProcessAck (const SequenceNumber32 &ackNumber, bool scoreboardUpdated, uint32_t currentDelivered, const SequenceNumber32 &oldHeadSequence, bool receivedData) |
Process a received ack. | |
void | ProcessClosing (Ptr< Packet > packet, const TcpHeader &tcpHeader) |
Received a packet upon CLOSING. | |
void | ProcessEstablished (Ptr< Packet > packet, const TcpHeader &tcpHeader) |
Received a packet upon ESTABLISHED state. | |
void | ProcessLastAck (Ptr< Packet > packet, const TcpHeader &tcpHeader) |
Received a packet upon LAST_ACK. | |
void | ProcessListen (Ptr< Packet > packet, const TcpHeader &tcpHeader, const Address &fromAddress, const Address &toAddress) |
Received a packet upon LISTEN state. | |
uint32_t | ProcessOptionSack (const Ptr< const TcpOption > option) |
Read the SACK option. | |
void | ProcessOptionSackPermitted (const Ptr< const TcpOption > option) |
Read the SACK PERMITTED option. | |
void | ProcessOptionTimestamp (const Ptr< const TcpOption > option, const SequenceNumber32 &seq) |
Process the timestamp option from other side. | |
void | ProcessOptionWScale (const Ptr< const TcpOption > option) |
Read and parse the Window scale option. | |
void | ProcessSynRcvd (Ptr< Packet > packet, const TcpHeader &tcpHeader, const Address &fromAddress, const Address &toAddress) |
Received a packet upon SYN_RCVD. | |
void | ProcessSynSent (Ptr< Packet > packet, const TcpHeader &tcpHeader) |
Received a packet upon SYN_SENT. | |
void | ProcessWait (Ptr< Packet > packet, const TcpHeader &tcpHeader) |
Received a packet upon CLOSE_WAIT, FIN_WAIT_1, FIN_WAIT_2. | |
void | ReadOptions (const TcpHeader &tcpHeader, uint32_t *bytesSacked) |
Read TCP options before Ack processing. | |
virtual uint32_t | SendDataPacket (SequenceNumber32 seq, uint32_t maxSize, bool withAck) |
Extract at most maxSize bytes from the TxBuffer at sequence seq, add the TCP header, and send to TcpL4Protocol. | |
virtual void | SendEmptyPacket (uint8_t flags) |
Send a empty packet that carries a flag, e.g., ACK. | |
uint32_t | SendPendingData (bool withAck=false) |
Send as much pending data as possible according to the Tx window. | |
void | SendRST () |
Send reset and tear down this socket. | |
bool | SetAllowBroadcast (bool allowBroadcast) override |
Configure whether broadcast datagram transmissions are allowed. | |
void | SetConnTimeout (Time timeout) override |
Set the connection timeout. | |
void | SetDataRetries (uint32_t retries) override |
Set the number of data transmission retries before giving up. | |
void | SetDelAckMaxCount (uint32_t count) override |
Set the number of packet to fire an ACK before delay timeout. | |
void | SetDelAckTimeout (Time timeout) override |
Set the time to delay an ACK. | |
void | SetInitialCwnd (uint32_t cwnd) override |
Set the initial Congestion Window. | |
void | SetInitialSSThresh (uint32_t threshold) override |
Set the initial Slow Start Threshold. | |
void | SetPersistTimeout (Time timeout) override |
Set the timeout for persistent connection. | |
void | SetRcvBufSize (uint32_t size) override |
Set the receive buffer size. | |
void | SetSegSize (uint32_t size) override |
Set the segment size. | |
void | SetSndBufSize (uint32_t size) override |
Set the send buffer size. | |
void | SetSynRetries (uint32_t count) override |
Set the number of connection retries before giving up. | |
void | SetTcpNoDelay (bool noDelay) override |
Enable/Disable Nagle's algorithm. | |
int | SetupCallback () |
Common part of the two Bind(), i.e. | |
int | SetupEndpoint () |
Configure the endpoint to a local address. | |
int | SetupEndpoint6 () |
Configure the endpoint v6 to a local address. | |
void | TimeWait () |
Move from CLOSING or FIN_WAIT_2 to TIME_WAIT state. | |
virtual uint32_t | UnAckDataCount () const |
Return count of number of unacked bytes. | |
void | UpdatePacingRate () |
Dynamically update the pacing rate. | |
void | UpdateWindowSize (const TcpHeader &header) |
Update the receiver window (RWND) based on the value of the window field in the header. | |
virtual uint32_t | Window () const |
Return the max possible number of unacked bytes. | |
Protected Member Functions inherited from ns3::Socket | |
void | DoDispose () override |
Destructor implementation. | |
bool | IsManualIpTtl () const |
Checks if the socket has a specific IPv4 TTL set. | |
bool | IsManualIpv6HopLimit () const |
Checks if the socket has a specific IPv6 Hop Limit set. | |
bool | IsManualIpv6Tclass () const |
Checks if the socket has a specific IPv6 Tclass set. | |
void | NotifyConnectionFailed () |
Notify through the callback (if set) that the connection has not been established due to an error. | |
bool | NotifyConnectionRequest (const Address &from) |
Notify through the callback (if set) that an incoming connection is being requested by a remote host. | |
void | NotifyConnectionSucceeded () |
Notify through the callback (if set) that the connection has been established. | |
void | NotifyDataRecv () |
Notify through the callback (if set) that some data have been received. | |
void | NotifyDataSent (uint32_t size) |
Notify through the callback (if set) that some data have been sent. | |
void | NotifyErrorClose () |
Notify through the callback (if set) that the connection has been closed due to an error. | |
void | NotifyNewConnectionCreated (Ptr< Socket > socket, const Address &from) |
Notify through the callback (if set) that a new connection has been created. | |
void | NotifyNormalClose () |
Notify through the callback (if set) that the connection has been closed. | |
void | NotifySend (uint32_t spaceAvailable) |
Notify through the callback (if set) that some data have been sent. | |
Protected Member Functions inherited from ns3::Object | |
Object (const Object &o) | |
Copy an Object. | |
virtual void | DoInitialize () |
Initialize() implementation. | |
virtual void | NotifyNewAggregate () |
Notify all Objects aggregated to this one of a new Object being aggregated. | |
Protected Member Functions inherited from ns3::ObjectBase | |
void | ConstructSelf (const AttributeConstructionList &attributes) |
Complete construction of ObjectBase; invoked by derived classes. | |
virtual void | NotifyConstructionCompleted () |
Notifier called once the ObjectBase is fully constructed. | |
Additional Inherited Members | |
Public Types inherited from ns3::TcpSocketMsgBase | |
typedef Callback< void, Ptr< const Packet >, const TcpHeader &, Ptr< const TcpSocketBase > > | AckManagementCb |
Callback for the ACK management. | |
typedef Callback< void, Ptr< const TcpSocketState >, Ptr< const TcpSocketBase > > | RetrCb |
Callback for the packet retransmission management. | |
typedef Callback< void, Ptr< const TcpSocketBase >, const SequenceNumber32 &, uint32_t, bool > | UpdateRttCallback |
Callback for the RTT update management. | |
Public Types inherited from ns3::TcpSocketBase | |
typedef void(* | RetransmissionCallback) (const Ptr< const Packet > packet, const TcpHeader &header, const Address &localAddr, const Address &peerAddr, const Ptr< const TcpSocketBase > socket) |
TracedCallback signature for TCP packet retransmission events. | |
enum | TcpPacketType_t { SYN , SYN_ACK , PURE_ACK , WINDOW_PROBE , FIN , RST , RE_XMT , DATA , INVALID } |
Tcp Packet Types. More... | |
typedef void(* | TcpTxRxTracedCallback) (const Ptr< const Packet > packet, const TcpHeader &header, const Ptr< const TcpSocketBase > socket) |
TracedCallback signature for TCP packet transmission or reception events. | |
Public Types inherited from ns3::TcpSocket | |
enum | TcpStates_t { CLOSED = 0 , LISTEN , SYN_SENT , SYN_RCVD , ESTABLISHED , CLOSE_WAIT , LAST_ACK , FIN_WAIT_1 , FIN_WAIT_2 , CLOSING , TIME_WAIT , LAST_STATE } |
Names of the 11 TCP states. More... | |
Public Types inherited from ns3::Socket | |
enum | Ipv6MulticastFilterMode { INCLUDE = 1 , EXCLUDE } |
Enumeration of the possible filter of a socket. More... | |
enum | SocketErrno { ERROR_NOTERROR , ERROR_ISCONN , ERROR_NOTCONN , ERROR_MSGSIZE , ERROR_AGAIN , ERROR_SHUTDOWN , ERROR_OPNOTSUPP , ERROR_AFNOSUPPORT , ERROR_INVAL , ERROR_BADF , ERROR_NOROUTETOHOST , ERROR_NODEV , ERROR_ADDRNOTAVAIL , ERROR_ADDRINUSE , SOCKET_ERRNO_LAST } |
Enumeration of the possible errors returned by a socket. More... | |
enum | SocketPriority { NS3_PRIO_BESTEFFORT = 0 , NS3_PRIO_FILLER = 1 , NS3_PRIO_BULK = 2 , NS3_PRIO_INTERACTIVE_BULK = 4 , NS3_PRIO_INTERACTIVE = 6 , NS3_PRIO_CONTROL = 7 } |
Enumeration of the possible socket priorities. More... | |
enum | SocketType { NS3_SOCK_STREAM , NS3_SOCK_SEQPACKET , NS3_SOCK_DGRAM , NS3_SOCK_RAW } |
Enumeration of the possible socket types. More... | |
Public Attributes inherited from ns3::TcpSocketBase | |
TracedCallback< uint32_t, uint32_t > | m_bytesInFlightTrace |
Callback pointer for bytesInFlight trace chaining. | |
TracedCallback< TcpSocketState::TcpCongState_t, TcpSocketState::TcpCongState_t > | m_congStateTrace |
Callback pointer for congestion state trace chaining. | |
TracedCallback< uint32_t, uint32_t > | m_cWndInflTrace |
Callback pointer for cWndInfl trace chaining. | |
TracedCallback< uint32_t, uint32_t > | m_cWndTrace |
Callback pointer for cWnd trace chaining. | |
TracedCallback< TcpSocketState::EcnState_t, TcpSocketState::EcnState_t > | m_ecnStateTrace |
Callback pointer for ECN state trace chaining. | |
TracedCallback< SequenceNumber32, SequenceNumber32 > | m_highTxMarkTrace |
Callback pointer for high tx mark chaining. | |
TracedCallback< Time, Time > | m_lastRttTrace |
Callback pointer for Last RTT trace chaining. | |
TracedCallback< SequenceNumber32, SequenceNumber32 > | m_nextTxSequenceTrace |
Callback pointer for next tx sequence chaining. | |
TracedCallback< DataRate, DataRate > | m_pacingRateTrace |
Callback pointer for pacing rate trace chaining. | |
TracedCallback< Time, Time > | m_srttTrace |
Callback pointer for RTT trace chaining. | |
TracedCallback< uint32_t, uint32_t > | m_ssThTrace |
Callback pointer for ssTh trace chaining. | |
Static Public Attributes inherited from ns3::TcpSocket | |
static const char *const | TcpStateName [TcpSocket::LAST_STATE] |
Literal names of TCP states for use in log messages. | |
Static Protected Member Functions inherited from ns3::TcpSocketBase | |
static uint32_t | SafeSubtraction (uint32_t a, uint32_t b) |
Performs a safe subtraction between a and b (a-b) | |
Protected Attributes inherited from ns3::TcpSocketBase | |
TracedValue< uint32_t > | m_advWnd {0} |
Advertised Window size. | |
uint32_t | m_bytesAckedNotProcessed {0} |
Bytes acked, but not processed. | |
Time | m_clockGranularity {Seconds(0.001)} |
Clock Granularity used in RTO calcs. | |
bool | m_closeNotified {false} |
Told app to close socket. | |
bool | m_closeOnEmpty {false} |
Close socket upon tx buffer emptied. | |
Time | m_cnTimeout |
Timeout for connection retry. | |
Ptr< TcpCongestionOps > | m_congestionControl |
Congestion control. | |
bool | m_connected {false} |
Connection established. | |
uint32_t | m_dataRetrCount {0} |
Count of remaining data retransmission attempts. | |
uint32_t | m_dataRetries {0} |
Number of data retransmission attempts. | |
uint32_t | m_delAckCount {0} |
Delayed ACK counter. | |
EventId | m_delAckEvent {} |
Delayed ACK timeout event. | |
uint32_t | m_delAckMaxCount {0} |
Number of packet to fire an ACK before delay timeout. | |
Time | m_delAckTimeout |
Time to delay an ACK. | |
uint32_t | m_dupAckCount {0} |
Dupack counter. | |
TracedValue< SequenceNumber32 > | m_ecnCESeq |
Sequence number of the last received Congestion Experienced. | |
TracedValue< SequenceNumber32 > | m_ecnCWRSeq {0} |
Sequence number of the last sent CWR. | |
TracedValue< SequenceNumber32 > | m_ecnEchoSeq |
Sequence number of the last received ECN Echo. | |
Ipv4EndPoint * | m_endPoint {nullptr} |
the IPv4 endpoint | |
Ipv6EndPoint * | m_endPoint6 {nullptr} |
the IPv6 endpoint | |
SocketErrno | m_errno {ERROR_NOTERROR} |
Socket error code. | |
TracedValue< SequenceNumber32 > | m_highRxAckMark {0} |
Highest ack received. | |
TracedValue< SequenceNumber32 > | m_highRxMark {0} |
Highest seqno received. | |
SequenceNumber32 | m_highTxAck {0} |
Highest ack sent. | |
std::deque< RttHistory > | m_history |
List of sent packet. | |
Callback< void, Ipv4Address, uint8_t, uint8_t, uint8_t, uint32_t > | m_icmpCallback |
ICMP callback. | |
Callback< void, Ipv6Address, uint8_t, uint8_t, uint8_t, uint32_t > | m_icmpCallback6 |
ICMPv6 callback. | |
bool | m_isFirstPartialAck {true} |
First partial ACK during RECOVERY. | |
EventId | m_lastAckEvent {} |
Last ACK timeout event. | |
bool | m_limitedTx {true} |
perform limited transmit | |
uint16_t | m_maxWinSize {0} |
Maximum window size to advertise. | |
Time | m_minRto {Time::Max()} |
minimum value of the Retransmit timeout | |
double | m_msl {0.0} |
Max segment lifetime. | |
Ptr< Node > | m_node |
the associated node | |
bool | m_noDelay {false} |
Set to true to disable Nagle's algorithm. | |
Timer | m_pacingTimer {Timer::CANCEL_ON_DESTROY} |
Pacing Event. | |
EventId | m_persistEvent {} |
Persist event: Send 1 byte to probe for a non-zero Rx window. | |
Time | m_persistTimeout |
Time between sending 1-byte probes. | |
Ptr< TcpRateOps > | m_rateOps |
Rate operations. | |
uint8_t | m_rcvWindShift {0} |
Window shift to apply to outgoing segments. | |
SequenceNumber32 | m_recover |
Previous highest Tx seqnum for fast recovery (set it to initial seq number) | |
bool | m_recoverActive {false} |
Whether "m_recover" has been set/activated It is used to avoid comparing with the old m_recover value which was set for handling previous congestion event. | |
Ptr< TcpRecoveryOps > | m_recoveryOps |
Recovery Algorithm. | |
TracedCallback< Ptr< const Packet >, const TcpHeader &, const Address &, const Address &, Ptr< const TcpSocketBase > > | m_retransmissionTrace |
Trace of retransmitted packets. | |
EventId | m_retxEvent {} |
Retransmission event. | |
uint32_t | m_retxThresh {3} |
Fast Retransmit threshold. | |
TracedValue< Time > | m_rto |
Retransmit timeout. | |
Ptr< RttEstimator > | m_rtt |
Round trip time estimator. | |
TracedValue< uint32_t > | m_rWnd {0} |
Receiver window (RCV.WND in RFC793) | |
TracedCallback< Ptr< const Packet >, const TcpHeader &, Ptr< const TcpSocketBase > > | m_rxTrace |
Trace of received packets. | |
bool | m_sackEnabled {true} |
RFC SACK option enabled. | |
EventId | m_sendPendingDataEvent {} |
micro-delay event to send pending data | |
bool | m_shutdownRecv {false} |
Receive no longer allowed. | |
bool | m_shutdownSend {false} |
Send no longer allowed. | |
uint8_t | m_sndWindShift {0} |
Window shift to apply to incoming segments. | |
TracedValue< TcpStates_t > | m_state {CLOSED} |
TCP state. | |
uint32_t | m_synCount {0} |
Count of remaining connection retries. | |
uint32_t | m_synRetries {0} |
Number of connection attempts. | |
Ptr< TcpSocketState > | m_tcb |
Congestion control information. | |
Ptr< TcpL4Protocol > | m_tcp |
the associated TCP L4 protocol | |
bool | m_timestampEnabled {true} |
Timestamp option enabled. | |
uint32_t | m_timestampToEcho {0} |
Timestamp to echo. | |
EventId | m_timewaitEvent {} |
TIME_WAIT expiration event: Move this socket to CLOSED state. | |
Ptr< TcpTxBuffer > | m_txBuffer |
Tx buffer. | |
TracedCallback< Ptr< const Packet >, const TcpHeader &, Ptr< const TcpSocketBase > > | m_txTrace |
Trace of transmitted packets. | |
bool | m_winScalingEnabled {true} |
Window Scale option enabled (RFC 7323) | |
Protected Attributes inherited from ns3::Socket | |
Ptr< NetDevice > | m_boundnetdevice |
the device this socket is bound to (might be null). | |
Ipv6Address | m_ipv6MulticastGroupAddress |
IPv6 multicast group address. | |
bool | m_recvPktInfo |
if the socket should add packet info tags to the packet forwarded to L4. | |
Related Symbols inherited from ns3::ObjectBase | |
static TypeId | GetObjectIid () |
Ensure the TypeId for ObjectBase gets fully configured to anchor the inheritance tree properly. | |
Socket that the 50% of the times saves the entire packet in the buffer, while in the other 50% saves only half the packet.
Definition at line 24 of file tcp-datasentcb-test.cc.
|
inline |
Definition at line 33 of file tcp-datasentcb-test.cc.
|
overrideprotectedvirtual |
Call CopyObject<> to clone me.
Reimplemented from ns3::TcpSocketBase.
Definition at line 56 of file tcp-datasentcb-test.cc.
References ns3::Object::CopyObject.
|
static |
Get the type ID.
Definition at line 46 of file tcp-datasentcb-test.cc.
References ns3::TypeId::SetParent().
Referenced by TcpDataSentCbTestCase::CreateReceiverSocket().
|
overrideprotectedvirtual |
Recv of a data, put into buffer, call L7 to get it if necessary.
packet | the packet |
tcpHeader | the packet's TCP header |
Reimplemented from ns3::TcpSocketBase.
Definition at line 62 of file tcp-datasentcb-test.cc.
References NS_LOG_FUNCTION.