PPP finite state machine. More...

#include "core/net.h"
#include "ppp/ppp.h"

Data Structures
struct	PppCallbacks
	PPP FSM actions. More...

Typedefs
typedef void(*	PppThisLayerUp) (PppContext *context)
	This-Layer-Up callback function. More...

typedef void(*	PppThisLayerDown) (PppContext *context)
	This-Layer-Down callback function. More...

typedef void(*	PppThisLayerStarted) (PppContext *context)
	This-Layer-Started callback function. More...

typedef void(*	PppThisLayerFinished) (PppContext *context)
	This-Layer-Finished callback function. More...

typedef void(*	PppInitRestartCount) (PppContext *context, uint_t value)
	Initialize-Restart-Count callback function. More...

typedef void(*	PppZeroRestartCount) (PppContext *context)
	Zero-Restart-Count callback function. More...

typedef error_t(*	PppSendConfigureReq) (PppContext *context)
	Send-Configure-Request callback function. More...

typedef error_t(*	PppSendConfigureAck) (PppContext context, const PppConfigurePacket configureReqPacket)
	Send-Configure-Ack callback function. More...

typedef error_t(*	PppSendConfigureNak) (PppContext context, const PppConfigurePacket configureReqPacket)
	Send-Configure-Nak callback function. More...

typedef error_t(*	PppSendConfigureRej) (PppContext context, const PppConfigurePacket configureReqPacket)
	Send-Configure-Reject callback function. More...

typedef error_t(*	PppSendTerminateReq) (PppContext *context)
	Send-Terminate-Request callback function. More...

typedef error_t(*	PppSendTerminateAck) (PppContext context, const PppTerminatePacket terminateReqPacket)
	Send-Terminate-Ack callback function. More...

typedef error_t(*	PppSendCodeRej) (PppContext context, const PppPacket packet)
	Send-Code-Reject callback function. More...

typedef error_t(*	PppSendEchoRep) (PppContext context, const PppEchoPacket echoReqPacket)
	Send-Echo-Reply callback function. More...

Functions
void	pppUpEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Up event. More...

void	pppDownEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Down event. More...

void	pppOpenEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Open event. More...

void	pppCloseEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Close event. More...

void	pppTimeoutEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Timeout event. More...

void	pppRcvConfigureReqEvent (PppContext context, PppFsm fsm, const PppCallbacks callbacks, const PppConfigurePacket configureReqPacket, PppCode code)
	Process Receive-Configure-Request event. More...

void	pppRcvConfigureAckEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Receive-Configure-Ack event. More...

void	pppRcvConfigureNakEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Receive-Configure-Nak event. More...

void	pppRcvTerminateReqEvent (PppContext context, PppFsm fsm, const PppCallbacks callbacks, const PppTerminatePacket terminateReqPacket)
	Process Receive-Terminate-Req event. More...

void	pppRcvTerminateAckEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks)
	Process Receive-Terminate-Ack event. More...

void	pppRcvUnknownCodeEvent (PppContext context, PppFsm fsm, const PppCallbacks callbacks, const PppPacket packet)
	Process Receive-Unknown-Code event. More...

void	pppRcvCodeRejEvent (PppContext context, PppFsm fsm, const PppCallbacks *callbacks, bool_t acceptable)
	Process Receive-Code-Reject or Receive-Protocol-Reject event. More...

void	pppRcvEchoReqEvent (PppContext context, PppFsm fsm, const PppCallbacks callbacks, const PppEchoPacket echoReqPacket)
	Process Receive-Echo-Request event. More...

void	pppChangeState (PppFsm *fsm, PppState newState)
	Update PPP FSM state. More...

Detailed Description

PPP finite state machine.

License

SPDX-License-Identifier: GPL-2.0-or-later

This file is part of CycloneTCP Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author: Oryx Embedded SARL (www.oryx-embedded.com)

Version: 2.5.4

Definition in file ppp_fsm.h.

Typedef Documentation

◆ PppInitRestartCount

typedef void(* PppInitRestartCount) (PppContext *context, uint_t value)

Initialize-Restart-Count callback function.

Definition at line 76 of file ppp_fsm.h.

◆ PppSendCodeRej

typedef error_t(* PppSendCodeRej) (PppContext *context, const PppPacket *packet)

Send-Code-Reject callback function.

Definition at line 136 of file ppp_fsm.h.

◆ PppSendConfigureAck

typedef error_t(* PppSendConfigureAck) (PppContext *context, const PppConfigurePacket *configureReqPacket)

Send-Configure-Ack callback function.

Definition at line 97 of file ppp_fsm.h.

◆ PppSendConfigureNak

typedef error_t(* PppSendConfigureNak) (PppContext *context, const PppConfigurePacket *configureReqPacket)

Send-Configure-Nak callback function.

Definition at line 105 of file ppp_fsm.h.

◆ PppSendConfigureRej

typedef error_t(* PppSendConfigureRej) (PppContext *context, const PppConfigurePacket *configureReqPacket)

Send-Configure-Reject callback function.

Definition at line 113 of file ppp_fsm.h.

◆ PppSendConfigureReq

typedef error_t(* PppSendConfigureReq) (PppContext *context)

Send-Configure-Request callback function.

Definition at line 90 of file ppp_fsm.h.

◆ PppSendEchoRep

typedef error_t(* PppSendEchoRep) (PppContext *context, const PppEchoPacket *echoReqPacket)

Send-Echo-Reply callback function.

Definition at line 144 of file ppp_fsm.h.

◆ PppSendTerminateAck

typedef error_t(* PppSendTerminateAck) (PppContext *context, const PppTerminatePacket *terminateReqPacket)

Send-Terminate-Ack callback function.

Definition at line 128 of file ppp_fsm.h.

◆ PppSendTerminateReq

typedef error_t(* PppSendTerminateReq) (PppContext *context)

Send-Terminate-Request callback function.

Definition at line 121 of file ppp_fsm.h.

◆ PppThisLayerDown

typedef void(* PppThisLayerDown) (PppContext *context)

This-Layer-Down callback function.

Definition at line 55 of file ppp_fsm.h.

◆ PppThisLayerFinished

typedef void(* PppThisLayerFinished) (PppContext *context)

This-Layer-Finished callback function.

Definition at line 69 of file ppp_fsm.h.

◆ PppThisLayerStarted

typedef void(* PppThisLayerStarted) (PppContext *context)

This-Layer-Started callback function.

Definition at line 62 of file ppp_fsm.h.

◆ PppThisLayerUp

typedef void(* PppThisLayerUp) (PppContext *context)

This-Layer-Up callback function.

Definition at line 48 of file ppp_fsm.h.

◆ PppZeroRestartCount

typedef void(* PppZeroRestartCount) (PppContext *context)

Zero-Restart-Count callback function.

Definition at line 83 of file ppp_fsm.h.

Function Documentation

◆ pppChangeState()

void pppChangeState	(	PppFsm *	fsm,
		PppState	newState
	)

Update PPP FSM state.

Parameters

[in,out]	fsm	Finite state machine
[in]	newState	New PPP state to switch to

Definition at line 924 of file ppp_fsm.c.

◆ pppCloseEvent()

void pppCloseEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Close event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 189 of file ppp_fsm.c.

◆ pppDownEvent()

void pppDownEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Down event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 84 of file ppp_fsm.c.

◆ pppOpenEvent()

void pppOpenEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Open event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 135 of file ppp_fsm.c.

◆ pppRcvCodeRejEvent()

void pppRcvCodeRejEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks,
		bool_t	acceptable
	)

Process Receive-Code-Reject or Receive-Protocol-Reject event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions
[in]	acceptable	This parameter tells whether the rejected value is acceptable or catastrophic

Definition at line 792 of file ppp_fsm.c.

◆ pppRcvConfigureAckEvent()

void pppRcvConfigureAckEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Receive-Configure-Ack event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 524 of file ppp_fsm.c.

◆ pppRcvConfigureNakEvent()

void pppRcvConfigureNakEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Receive-Configure-Nak event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 586 of file ppp_fsm.c.

◆ pppRcvConfigureReqEvent()

void pppRcvConfigureReqEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks,
		const PppConfigurePacket *	configureReqPacket,
		PppCode	code
	)

Process Receive-Configure-Request event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions
[in]	configureReqPacket	Configure-Request packet received from the peer
[in]	code	Tells whether the configuration options are acceptable

Definition at line 335 of file ppp_fsm.c.

◆ pppRcvEchoReqEvent()

void pppRcvEchoReqEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks,
		const PppEchoPacket *	echoReqPacket
	)

Process Receive-Echo-Request event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions
[in]	echoReqPacket	Echo-Request packet received from the peer

Definition at line 889 of file ppp_fsm.c.

◆ pppRcvTerminateAckEvent()

void pppRcvTerminateAckEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Receive-Terminate-Ack event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 697 of file ppp_fsm.c.

◆ pppRcvTerminateReqEvent()

void pppRcvTerminateReqEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks,
		const PppTerminatePacket *	terminateReqPacket
	)

Process Receive-Terminate-Req event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions
[in]	terminateReqPacket	Terminate-Request packet received from the peer

Definition at line 648 of file ppp_fsm.c.

◆ pppRcvUnknownCodeEvent()

void pppRcvUnknownCodeEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks,
		const PppPacket *	packet
	)

Process Receive-Unknown-Code event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions
[in]	packet	Un-interpretable packet received from the peer

Definition at line 757 of file ppp_fsm.c.

◆ pppTimeoutEvent()

void pppTimeoutEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Timeout event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 257 of file ppp_fsm.c.

◆ pppUpEvent()

void pppUpEvent	(	PppContext *	context,
		PppFsm *	fsm,
		const PppCallbacks *	callbacks
	)

Process Up event.

Parameters

[in]	context	PPP context
[in,out]	fsm	Finite state machine
[in]	callbacks	FSM actions

Definition at line 50 of file ppp_fsm.c.

Data Structures

Typedefs

Functions

Detailed Description

License

Typedef Documentation

◆ PppInitRestartCount

◆ PppSendCodeRej

◆ PppSendConfigureAck

◆ PppSendConfigureNak

◆ PppSendConfigureRej

◆ PppSendConfigureReq

◆ PppSendEchoRep

◆ PppSendTerminateAck

◆ PppSendTerminateReq

◆ PppThisLayerDown

◆ PppThisLayerFinished

◆ PppThisLayerStarted

◆ PppThisLayerUp

◆ PppZeroRestartCount

Function Documentation

◆ pppChangeState()

◆ pppCloseEvent()

◆ pppDownEvent()

◆ pppOpenEvent()

◆ pppRcvCodeRejEvent()

◆ pppRcvConfigureAckEvent()

◆ pppRcvConfigureNakEvent()

◆ pppRcvConfigureReqEvent()

◆ pppRcvEchoReqEvent()

◆ pppRcvTerminateAckEvent()

◆ pppRcvTerminateReqEvent()

◆ pppRcvUnknownCodeEvent()

◆ pppTimeoutEvent()

◆ pppUpEvent()