TcpTimer.c File Reference

#include "TcpMain.h"

Go to the source code of this file.

Functions
VOID	TcpConnectTimeout (IN OUT TCP_CB *Tcb)
VOID	TcpRexmitTimeout (IN OUT TCP_CB *Tcb)
VOID	TcpProbeTimeout (IN OUT TCP_CB *Tcb)
VOID	TcpKeepaliveTimeout (IN OUT TCP_CB *Tcb)
VOID	TcpFinwait2Timeout (IN OUT TCP_CB *Tcb)
VOID	Tcp2MSLTimeout (IN OUT TCP_CB *Tcb)
VOID	TcpClose (IN OUT TCP_CB *Tcb)
VOID	TcpBackoffRto (IN OUT TCP_CB *Tcb)
VOID	TcpUpdateTimer (IN OUT TCP_CB *Tcb)
VOID	TcpSetTimer (IN OUT TCP_CB *Tcb, IN UINT16 Timer, IN UINT32 TimeOut)
VOID	TcpClearTimer (IN OUT TCP_CB *Tcb, IN UINT16 Timer)
VOID	TcpClearAllTimer (IN OUT TCP_CB *Tcb)
VOID	TcpSetProbeTimer (IN OUT TCP_CB *Tcb)
VOID	TcpSetKeepaliveTimer (IN OUT TCP_CB *Tcb)
VOID EFIAPI	TcpTickingDpc (IN VOID *Context)
VOID EFIAPI	TcpTicking (IN EFI_EVENT Event, IN VOID *Context)

Variables
UINT32	mTcpTick = 1000
TCP_TIMER_HANDLER	mTcpTimerHandler [TCP_TIMER_NUMBER]

Detailed Description

TCP timer related functions.

Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.
Copyright (c) Microsoft Corporation SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file TcpTimer.c.

Function Documentation

Tcp2MSLTimeout()

VOID Tcp2MSLTimeout

(

IN OUT TCP_CB *

Tcb

)

Timeout handler for 2MSL timer.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 310 of file TcpTimer.c.

TcpBackoffRto()

VOID TcpBackoffRto

(

IN OUT TCP_CB *

Tcb

)

Backoff the RTO.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 113 of file TcpTimer.c.

TcpClearAllTimer()

VOID TcpClearAllTimer

(

IN OUT TCP_CB *

Tcb

)

Clear all TCP timers.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 400 of file TcpTimer.c.

TcpClearTimer()

VOID TcpClearTimer	(	IN OUT TCP_CB *	Tcb,
		IN UINT16	Timer
	)

Clear one TCP timer.

Parameters

[in,out]	Tcb	Pointer to the TCP_CB of this TCP instance.
[in]	Timer	The index of the timer to be cleared.

Definition at line 384 of file TcpTimer.c.

TcpClose()

VOID TcpClose

(

IN OUT TCP_CB *

Tcb

)

Close the TCP connection.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 96 of file TcpTimer.c.

TcpConnectTimeout()

VOID TcpConnectTimeout

(

IN OUT TCP_CB *

Tcb

)

Connect timeout handler.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 143 of file TcpTimer.c.

TcpFinwait2Timeout()

VOID TcpFinwait2Timeout

(

IN OUT TCP_CB *

Tcb

)

Timeout handler for FIN_WAIT_2 timer.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 290 of file TcpTimer.c.

TcpKeepaliveTimeout()

VOID TcpKeepaliveTimeout

(

IN OUT TCP_CB *

Tcb

)

Timeout handler for keepalive timer.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 261 of file TcpTimer.c.

TcpProbeTimeout()

VOID TcpProbeTimeout

(

IN OUT TCP_CB *

Tcb

)

Timeout handler for window probe timer.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 234 of file TcpTimer.c.

TcpRexmitTimeout()

VOID TcpRexmitTimeout

(

IN OUT TCP_CB *

Tcb

)

Timeout handler for TCP retransmission timer.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 179 of file TcpTimer.c.

TcpSetKeepaliveTimer()

VOID TcpSetKeepaliveTimer

(

IN OUT TCP_CB *

Tcb

)

Enable the keepalive timer and set the timeout value.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 442 of file TcpTimer.c.

TcpSetProbeTimer()

VOID TcpSetProbeTimer

(

IN OUT TCP_CB *

Tcb

)

Enable the window prober timer and set the timeout value.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 415 of file TcpTimer.c.

TcpSetTimer()

VOID TcpSetTimer	(	IN OUT TCP_CB *	Tcb,
		IN UINT16	Timer,
		IN UINT32	TimeOut
	)

Enable a TCP timer.

Parameters

[in,out]	Tcb	Pointer to the TCP_CB of this TCP instance.
[in]	Timer	The index of the timer to be enabled.
[in]	TimeOut	The timeout value of this timer.

Definition at line 364 of file TcpTimer.c.

TcpTicking()

VOID EFIAPI TcpTicking	(	IN EFI_EVENT	Event,
		IN VOID *	Context
	)

Heart beat timer handler, queues the DPC at TPL_CALLBACK.

Parameters

[in]	Event	Timer event signaled, ignored.
[in]	Context	Context of the timer event, ignored.

Definition at line 563 of file TcpTimer.c.

TcpTickingDpc()

VOID EFIAPI TcpTickingDpc

(

IN VOID *

Context

)

Heart beat timer handler.

Parameters

[in]

Context

Context of the timer event, ignored.

Definition at line 476 of file TcpTimer.c.

TcpUpdateTimer()

VOID TcpUpdateTimer

(

IN OUT TCP_CB *

Tcb

)

Update the timer status and the next expire time according to the timers to expire in a specific future time slot.

Parameters

[in,out]

Tcb

Pointer to the TCP_CB of this TCP instance.

Definition at line 331 of file TcpTimer.c.

Variable Documentation

mTcpTick

UINT32 mTcpTick = 1000

Definition at line 12 of file TcpTimer.c.

mTcpTimerHandler

TCP_TIMER_HANDLER mTcpTimerHandler[TCP_TIMER_NUMBER]

Initial value:

= {
  TcpConnectTimeout,
  TcpRexmitTimeout,
  TcpProbeTimeout,
  TcpKeepaliveTimeout,
  TcpFinwait2Timeout,
  Tcp2MSLTimeout,
}

Definition at line 80 of file TcpTimer.c.