slaac.c File Reference

IPv6 Stateless Address Autoconfiguration. More...

#include "core/net.h"
#include "core/ethernet.h"
#include "ipv6/ipv6.h"
#include "ipv6/ipv6_misc.h"
#include "ipv6/slaac.h"
#include "ipv6/slaac_misc.h"
#include "debug.h"

Go to the source code of this file.




void slaacGetDefaultSettings (SlaacSettings *settings)
 Initialize settings with default values. More...
error_t slaacInit (SlaacContext *context, const SlaacSettings *settings)
 SLAAC initialization. More...
error_t slaacStart (SlaacContext *context)
 Start SLAAC process. More...
error_t slaacStop (SlaacContext *context)
 Stop SLAAC process. More...

Detailed Description

IPv6 Stateless Address Autoconfiguration.


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

Copyright (C) 2010-2023 Oryx Embedded SARL. All rights reserved.

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.


Stateless Address Autoconfiguration is a facility to allow devices to configure themselves independently. Refer to the following RFCs for complete details:

  • RFC 4862: IPv6 Stateless Address Autoconfiguration
  • RFC 6106: IPv6 Router Advertisement Options for DNS Configuration
Oryx Embedded SARL (

Definition in file slaac.c.

Macro Definition Documentation



Definition at line 40 of file slaac.c.

Function Documentation

◆ slaacGetDefaultSettings()

void slaacGetDefaultSettings ( SlaacSettings settings)

Initialize settings with default values.

[out]settingsStructure that contains SLAAC settings

Definition at line 60 of file slaac.c.

◆ slaacInit()

error_t slaacInit ( SlaacContext context,
const SlaacSettings settings 

SLAAC initialization.

[in]contextPointer to the SLAAC context
[in]settingsSLAAC specific settings
Error code

Definition at line 81 of file slaac.c.

◆ slaacStart()

error_t slaacStart ( SlaacContext context)

Start SLAAC process.

[in]contextPointer to the SLAAC context
Error code

Definition at line 121 of file slaac.c.

◆ slaacStop()

error_t slaacStop ( SlaacContext context)

Stop SLAAC process.

[in]contextPointer to the SLAAC context
Error code

Definition at line 173 of file slaac.c.