Helper functions fore IGMP router. More...
#include "core/net.h"#include "ipv4/ipv4.h"#include "igmp/igmp_router.h"#include "igmp/igmp_router_misc.h"#include "debug.h"Go to the source code of this file.
Macros | |
| #define | TRACE_LEVEL IGMP_TRACE_LEVEL |
Detailed Description
Helper functions fore IGMP router.
License
SPDX-License-Identifier: GPL-2.0-or-later
Copyright (C) 2010-2024 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.
- Version
- 2.4.4
Definition in file igmp_router_misc.c.
Macro Definition Documentation
◆ TRACE_LEVEL
| #define TRACE_LEVEL IGMP_TRACE_LEVEL |
Definition at line 32 of file igmp_router_misc.c.
Function Documentation
◆ igmpRouterCreateGroup()
| IgmpRouterGroup* igmpRouterCreateGroup | ( | IgmpRouterContext * | context, |
| Ipv4Addr | groupAddr | ||
| ) |
Create a new multicast group.
- Parameters
-
[in] context Pointer to the IGMP router context [in] groupAddr Multicast group address
- Returns
- Pointer to the newly created multicast group
Definition at line 426 of file igmp_router_misc.c.
◆ igmpRouterDeleteGroup()
| void igmpRouterDeleteGroup | ( | IgmpRouterContext * | context, |
| IgmpRouterGroup * | group | ||
| ) |
Delete a multicast group.
- Parameters
-
[in] context Pointer to the IGMP router context [in] group Multicast group
Definition at line 506 of file igmp_router_misc.c.
◆ igmpRouterFindGroup()
| IgmpRouterGroup* igmpRouterFindGroup | ( | IgmpRouterContext * | context, |
| Ipv4Addr | groupAddr | ||
| ) |
Search the list of multicast groups for a given group address.
- Parameters
-
[in] context Pointer to the IGMP router context [in] groupAddr Multicast group address
- Returns
- Pointer to the matching multicast group, if any
Definition at line 472 of file igmp_router_misc.c.
◆ igmpRouterProcessLeaveGroup()
| void igmpRouterProcessLeaveGroup | ( | IgmpRouterContext * | context, |
| const Ipv4PseudoHeader * | pseudoHeader, | ||
| const IgmpMessage * | message, | ||
| size_t | length | ||
| ) |
Process incoming Leave Group message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] pseudoHeader IPv4 pseudo header [in] message Pointer to the incoming IGMP message [in] length Length of the IGMP message, in bytes
Definition at line 354 of file igmp_router_misc.c.
◆ igmpRouterProcessMembershipQuery()
| void igmpRouterProcessMembershipQuery | ( | IgmpRouterContext * | context, |
| const Ipv4PseudoHeader * | pseudoHeader, | ||
| const IgmpMessage * | message, | ||
| size_t | length | ||
| ) |
Process incoming Membership Query message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] pseudoHeader IPv4 pseudo header [in] message Pointer to the incoming IGMP message [in] length Length of the IGMP message, in bytes
Definition at line 185 of file igmp_router_misc.c.
◆ igmpRouterProcessMembershipReport()
| void igmpRouterProcessMembershipReport | ( | IgmpRouterContext * | context, |
| const Ipv4PseudoHeader * | pseudoHeader, | ||
| const IgmpMessage * | message, | ||
| size_t | length | ||
| ) |
Process incoming Membership Report message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] pseudoHeader IPv4 pseudo header [in] message Pointer to the incoming IGMP message [in] length Length of the IGMP message, in bytes
Definition at line 293 of file igmp_router_misc.c.
◆ igmpRouterProcessMessage()
| void igmpRouterProcessMessage | ( | IgmpRouterContext * | context, |
| const Ipv4PseudoHeader * | pseudoHeader, | ||
| const IgmpMessage * | message, | ||
| size_t | length | ||
| ) |
Process incoming IGMP message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] pseudoHeader IPv4 pseudo header [in] message Pointer to the incoming IGMP message [in] length Length of the IGMP message, in bytes
Definition at line 149 of file igmp_router_misc.c.
◆ igmpRouterSendGeneralQuery()
| error_t igmpRouterSendGeneralQuery | ( | IgmpRouterContext * | context | ) |
Send General Query message.
- Parameters
-
[in] context Pointer to the IGMP router context
- Returns
- Error code
Definition at line 51 of file igmp_router_misc.c.
◆ igmpRouterSendGroupSpecificQuery()
| error_t igmpRouterSendGroupSpecificQuery | ( | IgmpRouterContext * | context, |
| Ipv4Addr | groupAddr | ||
| ) |
Send Group-Specific Query message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] groupAddr Multicast address of the group being queried
- Returns
- Error code
Definition at line 68 of file igmp_router_misc.c.
◆ igmpRouterSendMembershipQuery()
| error_t igmpRouterSendMembershipQuery | ( | IgmpRouterContext * | context, |
| Ipv4Addr | destAddr, | ||
| Ipv4Addr | groupAddr, | ||
| systime_t | maxRespTime | ||
| ) |
Send Membership Query message.
- Parameters
-
[in] context Pointer to the IGMP router context [in] destAddr Destination IP address [in] groupAddr Multicast group address [in] maxRespTime Maximum response time
- Returns
- Error code
Definition at line 87 of file igmp_router_misc.c.