ns-3
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class for keeping the data sent by the application to the TCP socket, i.e. the sending buffer. More...
#include <tcp-tx-buffer.h>
Public Member Functions | |
TcpTxBuffer (uint32_t n=0) | |
SequenceNumber32 | HeadSequence (void) const |
SequenceNumber32 | TailSequence (void) const |
uint32_t | Size (void) const |
uint32_t | MaxBufferSize (void) const |
void | SetMaxBufferSize (uint32_t n) |
uint32_t | Available (void) const |
bool | Add (Ptr< Packet > p) |
uint32_t | SizeFromSequence (const SequenceNumber32 &seq) const |
Ptr< Packet > | CopyFromSequence (uint32_t numBytes, const SequenceNumber32 &seq) |
void | SetHeadSequence (const SequenceNumber32 &seq) |
void | DiscardUpTo (const SequenceNumber32 &seq) |
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virtual TypeId | GetInstanceTypeId (void) const |
template<typename T > | |
Ptr< T > | GetObject (void) const |
template<typename T > | |
Ptr< T > | GetObject (TypeId tid) const |
void | Dispose (void) |
void | AggregateObject (Ptr< Object > other) |
AggregateIterator | GetAggregateIterator (void) const |
void | Start (void) |
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SimpleRefCount (const SimpleRefCount &o) | |
SimpleRefCount & | operator= (const SimpleRefCount &o) |
void | Ref (void) const |
void | Unref (void) const |
uint32_t | GetReferenceCount (void) const |
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void | SetAttribute (std::string name, const AttributeValue &value) |
bool | SetAttributeFailSafe (std::string name, const AttributeValue &value) |
void | GetAttribute (std::string name, AttributeValue &value) const |
bool | GetAttributeFailSafe (std::string name, AttributeValue &attribute) const |
bool | TraceConnect (std::string name, std::string context, const CallbackBase &cb) |
bool | TraceConnectWithoutContext (std::string name, const CallbackBase &cb) |
bool | TraceDisconnect (std::string name, std::string context, const CallbackBase &cb) |
bool | TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb) |
Static Public Member Functions | |
static TypeId | GetTypeId (void) |
This method returns the TypeId associated to ns3::Object. |
Additional Inherited Members | |
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virtual void | NotifyNewAggregate (void) |
virtual void | DoStart (void) |
virtual void | DoDispose (void) |
Object (const Object &o) |
class for keeping the data sent by the application to the TCP socket, i.e. the sending buffer.
Append a data packet to the end of the buffer
p | The packet to be appended to the Tx buffer |
References Available(), ns3::Packet::GetSize(), NS_LOG_FUNCTION, and NS_LOG_LOGIC.
Referenced by ns3::TcpSocketBase::Send().
uint32_t ns3::TcpTxBuffer::Available | ( | void | ) | const |
Returns the available capacity in this Tx window
Referenced by Add(), and ns3::TcpSocketBase::GetTxAvailable().
Ptr< Packet > ns3::TcpTxBuffer::CopyFromSequence | ( | uint32_t | numBytes, |
const SequenceNumber32 & | seq | ||
) |
Copy data of size numBytes into a packet, data from the range [seq, seq+numBytes)
References ns3::Packet::AddAtEnd(), ns3::Packet::CreateFragment(), ns3::Packet::GetSize(), NS_ASSERT, NS_LOG_FUNCTION, NS_LOG_LOGIC, and SizeFromSequence().
Referenced by ns3::TcpSocketBase::SendDataPacket().
void ns3::TcpTxBuffer::DiscardUpTo | ( | const SequenceNumber32 & | seq | ) |
Discard data up to but not including this sequence number.
seq | The sequence number of the head byte |
References NS_ASSERT, NS_LOG_FUNCTION, and NS_LOG_LOGIC.
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static |
This method returns the TypeId associated to ns3::Object.
No Attributes defined for this type.
No TraceSources defined for this type.
Reimplemented from ns3::Object.
References ns3::MakeTraceSourceAccessor(), and ns3::TypeId::SetParent().
SequenceNumber32 ns3::TcpTxBuffer::HeadSequence | ( | void | ) | const |
Returns the first byte's sequence number
Referenced by ns3::TcpTahoe::DupAck(), ns3::TcpNewReno::NewAck(), ns3::TcpSocketBase::ReceivedAck(), ns3::TcpNewReno::Retransmit(), ns3::TcpTahoe::Retransmit(), and ns3::TcpSocketBase::SendPendingData().
uint32_t ns3::TcpTxBuffer::MaxBufferSize | ( | void | ) | const |
Returns the Tx window size
void ns3::TcpTxBuffer::SetHeadSequence | ( | const SequenceNumber32 & | seq | ) |
Set the m_firstByteSeq to seq. Supposed to be called only when the connection is just set up and we did not send any data out yet.
References NS_LOG_FUNCTION.
Referenced by ns3::TcpSocketBase::ProcessSynRcvd(), and ns3::TcpSocketBase::ProcessSynSent().
void ns3::TcpTxBuffer::SetMaxBufferSize | ( | uint32_t | n | ) |
Set the Tx window size
Referenced by ns3::TcpSocketBase::SetSndBufSize().
uint32_t ns3::TcpTxBuffer::Size | ( | void | ) | const |
Returns total number of bytes in this Tx buffer
Referenced by ns3::TcpSocketBase::ProcessWait(), ns3::TcpSocketBase::Send(), and ns3::TcpSocketBase::SendPendingData().
uint32_t ns3::TcpTxBuffer::SizeFromSequence | ( | const SequenceNumber32 & | seq | ) | const |
Returns the number of bytes from the buffer in the range [seq, tailSequence)
References NS_LOG_FUNCTION, and NS_LOG_LOGIC.
Referenced by ns3::TcpSocketBase::Close(), CopyFromSequence(), ns3::TcpNewReno::DupAck(), ns3::TcpSocketBase::SendDataPacket(), and ns3::TcpSocketBase::SendPendingData().
SequenceNumber32 ns3::TcpTxBuffer::TailSequence | ( | void | ) | const |
Returns the last byte's sequence number + 1