rstp_prt.h File Reference

Port Role Transition state machine (PRT) More...

#include "rstp/rstp.h"

Go to the source code of this file.

Enumerations
enum	RstpPrtState {   RSTP_PRT_STATE_INIT_PORT = 0, RSTP_PRT_STATE_DISABLE_PORT = 1, RSTP_PRT_STATE_DISABLED_PORT = 2, RSTP_PRT_STATE_ROOT_PROPOSED = 3,   RSTP_PRT_STATE_ROOT_AGREED = 4, RSTP_PRT_STATE_REROOT = 5, RSTP_PRT_STATE_ROOT_FORWARD = 6, RSTP_PRT_STATE_ROOT_LEARN = 7,   RSTP_PRT_STATE_REROOTED = 8, RSTP_PRT_STATE_ROOT_PORT = 9, RSTP_PRT_STATE_DESIGNATED_PROPOSE = 10, RSTP_PRT_STATE_DESIGNATED_SYNCED = 11,   RSTP_PRT_STATE_DESIGNATED_RETIRED = 12, RSTP_PRT_STATE_DESIGNATED_FORWARD = 13, RSTP_PRT_STATE_DESIGNATED_LEARN = 14, RSTP_PRT_STATE_DESIGNATED_DISCARD = 15,   RSTP_PRT_STATE_DESIGNATED_PORT = 16, RSTP_PRT_STATE_ALTERNATE_PROPOSED = 17, RSTP_PRT_STATE_ALTERNATE_AGREED = 18, RSTP_PRT_STATE_BLOCK_PORT = 19,   RSTP_PRT_STATE_BACKUP_PORT = 20, RSTP_PRT_STATE_ALTERNATE_PORT = 21 }
	Port Role Transition machine states. More...

Functions
void	rstpPrtInit (RstpBridgePort *port)
	PRT state machine initialization. More...
void	rstpPrtFsm (RstpBridgePort *port)
	PRT state machine implementation. More...
void	rstpPrtDisabledPortFsm (RstpBridgePort *port)
	PRT state machine implementation (Disabled port role) More...
void	rstpPrtDisabledPortChangeState (RstpBridgePort *port, RstpPrtState newState)
	Update PRT state machine state (Disabled port role) More...
void	rstpPrtRootPortFsm (RstpBridgePort *port)
	PRT state machine implementation (Root port role) More...
void	rstpPrtRootPortChangeState (RstpBridgePort *port, RstpPrtState newState)
	Update PRT state machine state (Root port role) More...
void	rstpPrtDesignatedPortFsm (RstpBridgePort *port)
	PRT state machine implementation (Designated port role) More...
void	rstpPrtDesignatedPortChangeState (RstpBridgePort *port, RstpPrtState newState)
	Update PRT state machine state (Designated port role) More...
void	rstpPrtAlternatePortFsm (RstpBridgePort *port)
	PRT state machine implementation (Alternate or Backup port role) More...
void	rstpPrtAlternatePortChangeState (RstpBridgePort *port, RstpPrtState newState)
	Update PRT state machine state (Alternate or Backup port role) More...

Detailed Description

Port Role Transition state machine (PRT)

License

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

Copyright (C) 2019-2025 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneSTP 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 rstp_prt.h.

Enumeration Type Documentation

RstpPrtState

enum RstpPrtState

Port Role Transition machine states.

Enumerator
RSTP_PRT_STATE_INIT_PORT
RSTP_PRT_STATE_DISABLE_PORT
RSTP_PRT_STATE_DISABLED_PORT
RSTP_PRT_STATE_ROOT_PROPOSED
RSTP_PRT_STATE_ROOT_AGREED
RSTP_PRT_STATE_REROOT
RSTP_PRT_STATE_ROOT_FORWARD
RSTP_PRT_STATE_ROOT_LEARN
RSTP_PRT_STATE_REROOTED
RSTP_PRT_STATE_ROOT_PORT
RSTP_PRT_STATE_DESIGNATED_PROPOSE
RSTP_PRT_STATE_DESIGNATED_SYNCED
RSTP_PRT_STATE_DESIGNATED_RETIRED
RSTP_PRT_STATE_DESIGNATED_FORWARD
RSTP_PRT_STATE_DESIGNATED_LEARN
RSTP_PRT_STATE_DESIGNATED_DISCARD
RSTP_PRT_STATE_DESIGNATED_PORT
RSTP_PRT_STATE_ALTERNATE_PROPOSED
RSTP_PRT_STATE_ALTERNATE_AGREED
RSTP_PRT_STATE_BLOCK_PORT
RSTP_PRT_STATE_BACKUP_PORT
RSTP_PRT_STATE_ALTERNATE_PORT

Definition at line 47 of file rstp_prt.h.

Function Documentation

rstpPrtAlternatePortChangeState()

void rstpPrtAlternatePortChangeState	(	RstpBridgePort *	port,
		RstpPrtState	newState
	)

Update PRT state machine state (Alternate or Backup port role)

Parameters

[in]	port	Pointer to the bridge port context
[in]	newState	New state to switch to

Definition at line 718 of file rstp_prt.c.

rstpPrtAlternatePortFsm()

void rstpPrtAlternatePortFsm

(

RstpBridgePort *

port

)

PRT state machine implementation (Alternate or Backup port role)

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 637 of file rstp_prt.c.

rstpPrtDesignatedPortChangeState()

void rstpPrtDesignatedPortChangeState	(	RstpBridgePort *	port,
		RstpPrtState	newState
	)

Update PRT state machine state (Designated port role)

Parameters

[in]	port	Pointer to the bridge port context
[in]	newState	New state to switch to

Definition at line 551 of file rstp_prt.c.

rstpPrtDesignatedPortFsm()

void rstpPrtDesignatedPortFsm

(

RstpBridgePort *

port

)

PRT state machine implementation (Designated port role)

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 461 of file rstp_prt.c.

rstpPrtDisabledPortChangeState()

void rstpPrtDisabledPortChangeState	(	RstpBridgePort *	port,
		RstpPrtState	newState
	)

Update PRT state machine state (Disabled port role)

Parameters

[in]	port	Pointer to the bridge port context
[in]	newState	New state to switch to

Definition at line 224 of file rstp_prt.c.

rstpPrtDisabledPortFsm()

void rstpPrtDisabledPortFsm

(

RstpBridgePort *

port

)

PRT state machine implementation (Disabled port role)

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 166 of file rstp_prt.c.

rstpPrtFsm()

void rstpPrtFsm

(

RstpBridgePort *

port

)

PRT state machine implementation.

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 91 of file rstp_prt.c.

rstpPrtInit()

void rstpPrtInit

(

RstpBridgePort *

port

)

PRT state machine initialization.

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 79 of file rstp_prt.c.

rstpPrtRootPortChangeState()

void rstpPrtRootPortChangeState	(	RstpBridgePort *	port,
		RstpPrtState	newState
	)

Update PRT state machine state (Root port role)

Parameters

[in]	port	Pointer to the bridge port context
[in]	newState	New state to switch to

Definition at line 379 of file rstp_prt.c.

rstpPrtRootPortFsm()

void rstpPrtRootPortFsm

(

RstpBridgePort *

port

)

PRT state machine implementation (Root port role)

Parameters

[in]

port

Pointer to the bridge port context

Definition at line 287 of file rstp_prt.c.