MLD (Multicast Listener Discovery for IPv6) More...
#include "core/net.h"
Go to the source code of this file.
Macros | |
#define | MLD_SUPPORT DISABLED |
#define | MLD_TICK_INTERVAL 1000 |
#define | MLD_UNSOLICITED_REPORT_INTERVAL 10000 |
#define | MLD_HOP_LIMIT 1 |
Typedefs | |
struct { | |
char_t type | |
uint32_t dataStart | |
uint32_t dataLength | |
uint8_t nameLength | |
char_t name [] | |
uint8_t tokenLen: 4 | |
uint8_t type: 2 | |
uint8_t version: 2 | |
uint8_t code | |
uint16_t mid | |
uint8_t token [] | |
union { | |
uint8_t b [6] | |
uint16_t w [3] | |
} | |
uint16_t srcPort | |
uint16_t destPort | |
uint32_t seqNum | |
uint32_t ackNum | |
uint8_t reserved1: 4 | |
uint8_t dataOffset: 4 | |
uint8_t flags: 6 | |
uint8_t reserved2: 2 | |
uint16_t window | |
uint16_t checksum | |
uint16_t urgentPointer | |
uint8_t options [] | |
uint16_t length | |
uint8_t data [] | |
uint8_t op | |
uint8_t htype | |
uint8_t hlen | |
uint8_t hops | |
uint32_t xid | |
uint16_t secs | |
uint16_t flags | |
Ipv4Addr ciaddr | |
Ipv4Addr yiaddr | |
Ipv4Addr siaddr | |
Ipv4Addr giaddr | |
MacAddr chaddr | |
uint8_t unused [10] | |
uint8_t sname [64] | |
uint8_t file [128] | |
uint32_t magicCookie | |
uint16_t type | |
uint16_t hardwareType | |
uint32_t time | |
MacAddr linkLayerAddr | |
uint16_t id | |
uint8_t rd: 1 | |
uint8_t tc: 1 | |
uint8_t aa: 1 | |
uint8_t opcode: 4 | |
uint8_t qr: 1 | |
uint8_t rcode: 4 | |
uint8_t z: 3 | |
uint8_t ra: 1 | |
uint16_t qdcount | |
uint16_t ancount | |
uint16_t nscount | |
uint16_t arcount | |
uint8_t questions [] | |
uint16_t controlWord | |
uint16_t byteCount | |
uint8_t bLength | |
uint8_t bDescriptorType | |
uint16_t bcdUsb | |
uint8_t bDeviceClass | |
uint8_t bDeviceSubClass | |
uint8_t bDeviceProtocol | |
uint8_t bMaxPacketSize0 | |
uint16_t idVendor | |
uint16_t idProduct | |
uint16_t bcdDevice | |
uint8_t iManufacturer | |
uint8_t iProduct | |
uint8_t iSerialNumber | |
uint8_t bNumConfigurations | |
uint8_t maxRespTime | |
Ipv4Addr groupAddr | |
uint16_t hrd | |
uint16_t pro | |
uint8_t hln | |
uint8_t pln | |
uint16_t op | |
MacAddr sha | |
Ipv4Addr spa | |
MacAddr tha | |
Ipv4Addr tpa | |
uint8_t length | |
uint8_t value [] | |
uint16_t first | |
uint16_t last | |
uint16_t next | |
union { | |
uint8_t b [16] | |
uint16_t w [8] | |
uint32_t dw [4] | |
} | |
uint16_t maxRespDelay | |
uint16_t reserved | |
Ipv6Addr multicastAddr | |
uint32_t reserved | |
uint16_t pvid | |
uint8_t autoNegSupportStatus | |
uint16_t pmdAutoNegAdvCap | |
uint16_t operationalMauType | |
uint16_t capabilities | |
uint8_t deviceType | |
uint8_t lengthH: 1 | |
uint8_t lengthL | |
uint8_t t: 1 | |
uint8_t c: 1 | |
union { | |
int32_t integer | |
uint8_t octetString [1] | |
uint8_t oid [1] | |
uint8_t ipAddr [4] | |
uint32_t counter32 | |
uint32_t gauge32 | |
uint32_t unsigned32 | |
uint32_t timeTicks | |
uint64_t counter64 | |
} | |
uint16_t transactionId | |
uint16_t protocolId | |
uint8_t unitId | |
uint8_t pdu [] | |
uint8_t retain: 1 | |
uint8_t qos: 2 | |
uint8_t dup: 1 | |
union { | |
uint8_t all | |
struct { | |
uint8_t topicIdType: 2 | |
uint8_t cleanSession: 1 | |
uint8_t will: 1 | |
uint8_t retain: 1 | |
uint8_t qos: 2 | |
uint8_t dup: 1 | |
} | |
} | |
uint8_t b: 1 | |
uint8_t identifier | |
uint8_t valueSize | |
Ipv4Addr srcIpAddr | |
Ipv4Addr destIpAddr | |
Eui64 interfaceId | |
uint16_t mru | |
uint8_t peerIdLength | |
uint8_t peerId [] | |
uint32_t seconds | |
uint32_t fraction | |
uint16_t opcode | |
char_t filename [] | |
uint8_t reserved: 3 | |
uint8_t fin: 1 | |
uint8_t payloadLen: 7 | |
uint8_t mask: 1 | |
uint8_t extPayloadLen [] | |
uint32_t length | |
uint8_t payload [] | |
uint8_t protocolVersionId | |
uint8_t bpduType | |
StpBridgeId rootId | |
uint32_t rootPathCost | |
StpBridgeId bridgeId | |
uint16_t portId | |
uint16_t messageAge | |
uint16_t maxAge | |
uint16_t helloTime | |
uint16_t forwardDelay | |
uint8_t version1Length | |
uint16_t priority | |
MacAddr addr | |
} | MldMessage |
MLD message. More... | |
Enumerations | |
enum | MldState { MLD_STATE_NON_LISTENER = 0, MLD_STATE_DELAYING_LISTENER = 1, MLD_STATE_IDLE_LISTENER = 2 } |
MLD node states. More... | |
Functions | |
error_t | mldInit (NetInterface *interface) |
MLD initialization. More... | |
error_t | mldStartListening (NetInterface *interface, Ipv6FilterEntry *entry) |
Start listening to the address on the interface. More... | |
error_t | mldStopListening (NetInterface *interface, Ipv6FilterEntry *entry) |
Stop listening to the address on the interface. More... | |
void | mldTick (NetInterface *interface) |
MLD timer handler. More... | |
void | mldLinkChangeEvent (NetInterface *interface) |
Callback function for link change event. More... | |
void | mldProcessListenerQuery (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
Process incoming Multicast Listener Query message. More... | |
void | mldProcessListenerReport (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
Process incoming Multicast Listener Report message. More... | |
error_t | mldSendListenerReport (NetInterface *interface, Ipv6Addr *ipAddr) |
Send Multicast Listener Report message. More... | |
error_t | mldSendListenerDone (NetInterface *interface, Ipv6Addr *ipAddr) |
Send Multicast Listener Done message. More... | |
void | mldDumpMessage (const MldMessage *message) |
Dump MLD message for debugging purpose. More... | |
Variables | |
systime_t | mldTickCounter |
Detailed Description
MLD (Multicast Listener Discovery for IPv6)
License
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.
- Version
- 2.2.4
Definition in file mld.h.
Macro Definition Documentation
◆ MLD_HOP_LIMIT
◆ MLD_SUPPORT
◆ MLD_TICK_INTERVAL
◆ MLD_UNSOLICITED_REPORT_INTERVAL
Typedef Documentation
◆ MldMessage
typedef { ... } MldMessage |
MLD message.
Enumeration Type Documentation
◆ MldState
enum MldState |
Function Documentation
◆ mldDumpMessage()
void mldDumpMessage | ( | const MldMessage * | message | ) |
◆ mldInit()
error_t mldInit | ( | NetInterface * | interface | ) |
◆ mldLinkChangeEvent()
void mldLinkChangeEvent | ( | NetInterface * | interface | ) |
◆ mldProcessListenerQuery()
void mldProcessListenerQuery | ( | NetInterface * | interface, |
Ipv6PseudoHeader * | pseudoHeader, | ||
const NetBuffer * | buffer, | ||
size_t | offset, | ||
uint8_t | hopLimit | ||
) |
Process incoming Multicast Listener Query message.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the incoming MLD message [in] offset Offset to the first byte of the MLD message [in] hopLimit Hop Limit field from IPv6 header
◆ mldProcessListenerReport()
void mldProcessListenerReport | ( | NetInterface * | interface, |
Ipv6PseudoHeader * | pseudoHeader, | ||
const NetBuffer * | buffer, | ||
size_t | offset, | ||
uint8_t | hopLimit | ||
) |
Process incoming Multicast Listener Report message.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the incoming MLD message [in] offset Offset to the first byte of the MLD message [in] hopLimit Hop Limit field from IPv6 header
◆ mldSendListenerDone()
error_t mldSendListenerDone | ( | NetInterface * | interface, |
Ipv6Addr * | ipAddr | ||
) |
◆ mldSendListenerReport()
error_t mldSendListenerReport | ( | NetInterface * | interface, |
Ipv6Addr * | ipAddr | ||
) |
◆ mldStartListening()
error_t mldStartListening | ( | NetInterface * | interface, |
Ipv6FilterEntry * | entry | ||
) |
◆ mldStopListening()
error_t mldStopListening | ( | NetInterface * | interface, |
Ipv6FilterEntry * | entry | ||
) |
◆ mldTick()
void mldTick | ( | NetInterface * | interface | ) |