tcp_old Namespace Reference

Classes
class	DumbTCPStateVariables
class	DumbTCP
class	TCPBaseAlgStateVariables
class	TCPBaseAlg
class	TCPNoCongestionControl
class	TCPReno
class	TCPTahoe
class	TCPTahoeRenoFamilyStateVariables
class	TCPTahoeRenoFamily
class	TCPMsgBasedRcvQueue
class	TCPMsgBasedSendQueue
class	TCPVirtualDataRcvQueue
class	TCPVirtualDataSendQueue
class	TCP
class	TCPAlgorithm
class	TCPStateVariables
class	TCPConnection
class	TCPReceiveQueue
class	TCPSendQueue
Typedefs
typedef TCPBaseAlgStateVariables	TCPNoCongestionControlStateVariables
typedef TCPTahoeRenoFamilyStateVariables	TCPRenoStateVariables
typedef TCPTahoeRenoFamilyStateVariables	TCPTahoeStateVariables
Enumerations
enum	TcpState {   TCP_S_INIT = 0, TCP_S_CLOSED = FSM_Steady(1), TCP_S_LISTEN = FSM_Steady(2), TCP_S_SYN_SENT = FSM_Steady(3),   TCP_S_SYN_RCVD = FSM_Steady(4), TCP_S_ESTABLISHED = FSM_Steady(5), TCP_S_CLOSE_WAIT = FSM_Steady(6), TCP_S_LAST_ACK = FSM_Steady(7),   TCP_S_FIN_WAIT_1 = FSM_Steady(8), TCP_S_FIN_WAIT_2 = FSM_Steady(9), TCP_S_CLOSING = FSM_Steady(10), TCP_S_TIME_WAIT = FSM_Steady(11) }
enum	TCPEventCode {   TCP_E_IGNORE, TCP_E_OPEN_ACTIVE, TCP_E_OPEN_PASSIVE, TCP_E_SEND,   TCP_E_CLOSE, TCP_E_ABORT, TCP_E_STATUS, TCP_E_RCV_DATA,   TCP_E_RCV_ACK, TCP_E_RCV_SYN, TCP_E_RCV_SYN_ACK, TCP_E_RCV_FIN,   TCP_E_RCV_FIN_ACK, TCP_E_RCV_RST, TCP_E_RCV_UNEXP_SYN, TCP_E_TIMEOUT_2MSL,   TCP_E_TIMEOUT_CONN_ESTAB, TCP_E_TIMEOUT_FIN_WAIT_2 }
Functions
Comparing sequence numbers
bool	seqLess (uint32 a, uint32 b)
bool	seqLE (uint32 a, uint32 b)
bool	seqGreater (uint32 a, uint32 b)
bool	seqGE (uint32 a, uint32 b)

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Typedef Documentation

typedef TCPBaseAlgStateVariables tcp_old::TCPNoCongestionControlStateVariables

State variables for TCPNoCongestionControl.

Definition at line 29 of file TCPNoCongestionControl_old.h.

typedef TCPTahoeRenoFamilyStateVariables tcp_old::TCPRenoStateVariables

State variables for TCPReno.

Definition at line 29 of file TCPReno_old.h.

typedef TCPTahoeRenoFamilyStateVariables tcp_old::TCPTahoeStateVariables

State variables for TCPTahoe.

Definition at line 29 of file TCPTahoe_old.h.

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Enumeration Type Documentation

enum tcp_old::TCPEventCode

Enumerator:

TCP_E_IGNORE
TCP_E_OPEN_ACTIVE
TCP_E_OPEN_PASSIVE
TCP_E_SEND
TCP_E_CLOSE
TCP_E_ABORT
TCP_E_STATUS
TCP_E_RCV_DATA
TCP_E_RCV_ACK
TCP_E_RCV_SYN
TCP_E_RCV_SYN_ACK
TCP_E_RCV_FIN
TCP_E_RCV_FIN_ACK
TCP_E_RCV_RST
TCP_E_RCV_UNEXP_SYN
TCP_E_TIMEOUT_2MSL
TCP_E_TIMEOUT_CONN_ESTAB
TCP_E_TIMEOUT_FIN_WAIT_2

Definition at line 78 of file TCPConnection_old.h.

{
    TCP_E_IGNORE,

    // app commands
    // (note: no RECEIVE command, data are automatically passed up)
    TCP_E_OPEN_ACTIVE,
    TCP_E_OPEN_PASSIVE,
    TCP_E_SEND,
    TCP_E_CLOSE,
    TCP_E_ABORT,
    TCP_E_STATUS,

    // TPDU types
    TCP_E_RCV_DATA,
    TCP_E_RCV_ACK,
    TCP_E_RCV_SYN,
    TCP_E_RCV_SYN_ACK,
    TCP_E_RCV_FIN,
    TCP_E_RCV_FIN_ACK,
    TCP_E_RCV_RST,  // covers RST+ACK too

    TCP_E_RCV_UNEXP_SYN,  // unexpected SYN

    // timers
    TCP_E_TIMEOUT_2MSL,     // RFC 793, a.k.a. TIME-WAIT timer
    TCP_E_TIMEOUT_CONN_ESTAB,
    TCP_E_TIMEOUT_FIN_WAIT_2,

    // All other timers (REXMT, PERSIST, DELAYED-ACK, KEEP-ALIVE, etc.),
    // are handled in TCPAlgorithm.
};

enum tcp_old::TcpState

Enumerator:

TCP_S_INIT
TCP_S_CLOSED
TCP_S_LISTEN
TCP_S_SYN_SENT
TCP_S_SYN_RCVD
TCP_S_ESTABLISHED
TCP_S_CLOSE_WAIT
TCP_S_LAST_ACK
TCP_S_FIN_WAIT_1
TCP_S_FIN_WAIT_2
TCP_S_CLOSING
TCP_S_TIME_WAIT

Definition at line 57 of file TCPConnection_old.h.

{
    TCP_S_INIT        = 0,
    TCP_S_CLOSED      = FSM_Steady(1),
    TCP_S_LISTEN      = FSM_Steady(2),
    TCP_S_SYN_SENT    = FSM_Steady(3),
    TCP_S_SYN_RCVD    = FSM_Steady(4),
    TCP_S_ESTABLISHED = FSM_Steady(5),
    TCP_S_CLOSE_WAIT  = FSM_Steady(6),
    TCP_S_LAST_ACK    = FSM_Steady(7),
    TCP_S_FIN_WAIT_1  = FSM_Steady(8),
    TCP_S_FIN_WAIT_2  = FSM_Steady(9),
    TCP_S_CLOSING     = FSM_Steady(10),
    TCP_S_TIME_WAIT   = FSM_Steady(11)
};

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Function Documentation

bool tcp_old::seqGE	(	uint32	a,
		uint32	b
	)			[inline]

Definition at line 130 of file TCPConnection_old.h.

Referenced by tcp_old::TCPVirtualDataRcvQueue::insertBytesFromSegment(), tcp_old::TCPConnection::isSegmentAcceptable(), tcp_old::TCPVirtualDataRcvQueue::merge(), tcp_old::TCPConnection::processAckInEstabEtc(), and tcp_old::TCPConnection::sendSegment().

{return a-b<(1UL<<31);}

bool tcp_old::seqGreater	(	uint32	a,
		uint32	b
	)			[inline]

Definition at line 129 of file TCPConnection_old.h.

Referenced by tcp_old::TCPMsgBasedRcvQueue::extractBytesUpTo(), tcp_old::TCPConnection::processAckInEstabEtc(), tcp_old::TCPConnection::processSegment1stThru8th(), tcp_old::TCPConnection::processSegmentInSynSent(), tcp_old::TCPConnection::retransmitOneSegment(), and tcp_old::TCPConnection::sendData().

{return a!=b && a-b<(1UL<<31);}

bool tcp_old::seqLE	(	uint32	a,
		uint32	b
	)			[inline]

Definition at line 128 of file TCPConnection_old.h.

Referenced by tcp_old::TCPVirtualDataSendQueue::createSegmentWithBytes(), tcp_old::TCPMsgBasedSendQueue::createSegmentWithBytes(), tcp_old::TCPVirtualDataSendQueue::discardUpTo(), tcp_old::TCPMsgBasedSendQueue::discardUpTo(), tcp_old::TCPVirtualDataRcvQueue::extractTo(), tcp_old::TCPConnection::isSegmentAcceptable(), tcp_old::TCPConnection::processAckInEstabEtc(), tcp_old::TCPConnection::processSegment1stThru8th(), and tcp_old::TCPConnection::processSegmentInSynSent().

{return b-a<(1UL<<31);}

bool tcp_old::seqLess	(	uint32	a,
		uint32	b
	)			[inline]

Definition at line 127 of file TCPConnection_old.h.

Referenced by tcp_old::TCPVirtualDataRcvQueue::extractTo(), tcp_old::TCPSendQueue::getBytesAvailable(), tcp_old::TCPVirtualDataRcvQueue::merge(), tcp_old::TCPConnection::processAckInEstabEtc(), and tcp_old::TCPBaseAlg::receivedDataAck().

{return a!=b && b-a<(1UL<<31);}