ndp.h File Reference
NDP (Neighbor Discovery Protocol) More...
#include "core/net.h"Go to the source code of this file.
Data Structures | |
| struct | NdpQueueItem |
| NDP queue item. More... | |
| struct | NdpNeighborCacheEntry |
| Neighbor cache entry. More... | |
| struct | NdpDestCacheEntry |
| Destination cache entry. More... | |
| struct | NdpContext |
| NDP context. More... | |
Macros | |
| #define | NDP_SUPPORT ENABLED |
| #define | NDP_TICK_INTERVAL 200 |
| #define | NDP_NEIGHBOR_CACHE_SIZE 8 |
| #define | NDP_DEST_CACHE_SIZE 8 |
| #define | NDP_MAX_PENDING_PACKETS 2 |
| #define | NDP_MAX_RTR_ADVERT_INTERVAL 600000 |
| #define | NDP_MAX_INITIAL_RTR_ADVERT_INTERVAL 16000 |
| #define | NDP_MAX_INITIAL_RTR_ADVERTISEMENTS 3 |
| #define | NDP_MAX_FINAL_RTR_ADVERTISEMENTS 3 |
| #define | NDP_MIN_DELAY_BETWEEN_RAS 3000 |
| #define | NDP_MAX_RA_DELAY_TIME 500 |
| #define | NDP_MIN_RTR_SOLICITATION_DELAY 0 |
| #define | NDP_MAX_RTR_SOLICITATION_DELAY 1000 |
| #define | NDP_RTR_SOLICITATION_INTERVAL 4000 |
| #define | NDP_MAX_RTR_SOLICITATIONS 3 |
| #define | NDP_MAX_MULTICAST_SOLICIT 3 |
| #define | NDP_MAX_UNICAST_SOLICIT 3 |
| #define | NDP_DUP_ADDR_DETECT_TRANSMITS 1 |
| #define | NDP_MAX_ANYCAST_DELAY_TIME 1000 |
| #define | NDP_MAX_NEIGHBOR_ADVERTISEMENT 3 |
| #define | NDP_REACHABLE_TIME 30000 |
| #define | NDP_RETRANS_TIMER 1000 |
| #define | NDP_DELAY_FIRST_PROBE_TIME 5000 |
| #define | NDP_HOP_LIMIT 255 |
| #define | NDP_INFINITE_LIFETIME 0xFFFFFFFF |
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 | |
| } | NdpRouterSolMessage |
| Router Solicitation message. More... | |
| struct { | |
| char_t type | |
| uint32_t dataStart | |
| uint32_t dataLength | |
| uint8_t nameLength | |
| uint8_t length: 4 | |
| uint8_t delta: 4 | |
| union { | |
| uint8_t b [8] | |
| uint16_t w [4] | |
| uint32_t dw [2] | |
| } | |
| uint8_t kind | |
| uint8_t value [] | |
| uint8_t code | |
| uint16_t type | |
| uint32_t enterpriseNumber | |
| uint8_t identifier [] | |
| uint16_t qtype | |
| uint16_t qclass | |
| uint16_t statusWord | |
| uint16_t byteCount | |
| uint8_t bLength | |
| uint8_t bDescriptorType | |
| uint16_t wTotalLength | |
| uint8_t bNumInterfaces | |
| uint8_t bConfigurationValue | |
| uint8_t iConfiguration | |
| uint8_t bmAttributes | |
| uint8_t bMaxPower | |
| uint8_t type | |
| uint16_t checksum | |
| uint8_t parameter | |
| uint8_t unused [3] | |
| uint8_t data [] | |
| uint32_t parameter | |
| uint8_t nextHeader | |
| uint8_t hdrExtLen | |
| uint8_t options [] | |
| uint8_t curHopLimit | |
| uint8_t reserved: 2 | |
| uint8_t p: 1 | |
| uint8_t prf: 2 | |
| uint8_t h: 1 | |
| uint8_t o: 1 | |
| uint8_t m: 1 | |
| uint16_t routerLifetime | |
| uint32_t reachableTime | |
| uint32_t retransTimer | |
| uint8_t flags | |
| uint16_t ppvid | |
| uint8_t mdiPowerSupport | |
| uint8_t psePowerPair | |
| uint8_t powerClass | |
| uint8_t appType | |
| uint8_t vlanIdH: 5 | |
| uint8_t x: 1 | |
| uint8_t t: 1 | |
| uint8_t u: 1 | |
| uint8_t l2PriorityH: 1 | |
| uint8_t vlanIdL: 7 | |
| uint8_t dscpValue: 6 | |
| uint8_t l2PriorityL: 2 | |
| uint8_t chassisIdSubtype | |
| uint8_t chassisId [] | |
| uint8_t functionCode | |
| uint16_t startingAddr | |
| uint16_t quantityOfCoils | |
| uint16_t length | |
| uint8_t msgType | |
| uint16_t flags | |
| Ipv4Addr addr | |
| uint8_t valueSize | |
| uint16_t protocol | |
| uint32_t accm | |
| uint8_t msgLength | |
| uint8_t message [] | |
| uint8_t mode: 3 | |
| uint8_t vn: 3 | |
| uint8_t li: 2 | |
| uint8_t stratum | |
| uint8_t poll | |
| int8_t precision | |
| uint32_t rootDelay | |
| uint32_t rootDispersion | |
| uint32_t referenceId | |
| NtpTimestamp referenceTimestamp | |
| NtpTimestamp originateTimestamp | |
| NtpTimestamp receiveTimestamp | |
| NtpTimestamp transmitTimestamp | |
| uint16_t opcode | |
| char_t filename [] | |
| uint16_t value [] | |
| uint16_t group | |
| uint8_t keyExchange [] | |
| uint32_t id | |
| uint32_t dataLen | |
| } | NdpRouterAdvMessage |
| Router Advertisement message. More... | |
| struct { | |
| uint32_t totalSize | |
| ResRootEntry rootEntry | |
| MacAddr destAddr | |
| MacAddr srcAddr | |
| uint16_t type | |
| uint8_t data [] | |
| uint16_t hardwareType | |
| MacAddr linkLayerAddr | |
| uint16_t rtype | |
| uint16_t rclass | |
| uint32_t ttl | |
| uint16_t rdlength | |
| uint8_t rdata [] | |
| uint8_t bLength | |
| uint8_t bDescriptorType | |
| uint8_t bInterfaceNumber | |
| uint8_t bAlternateSetting | |
| uint8_t bNumEndpoints | |
| uint8_t bInterfaceClass | |
| uint8_t bInterfaceSubClass | |
| uint8_t bInterfaceProtocol | |
| uint8_t iInterface | |
| uint8_t type | |
| uint8_t code | |
| uint16_t checksum | |
| uint32_t unused | |
| uint8_t nextHeader | |
| uint8_t hdrExtLen | |
| uint8_t options [] | |
| uint32_t reserved | |
| Ipv6Addr targetAddr | |
| uint16_t vlanId | |
| uint8_t vlanNameLen | |
| char_t vlanName [] | |
| uint8_t aggregationStatus | |
| uint32_t aggregatedPortId | |
| uint8_t locationDataFormat | |
| uint8_t locationId [] | |
| uint8_t portIdSubtype | |
| uint8_t portId [] | |
| uint8_t functionCode | |
| uint8_t byteCount | |
| uint8_t coilStatus [] | |
| uint8_t prefix | |
| uint16_t length | |
| uint8_t msgType | |
| uint8_t identifier | |
| uint8_t message [] | |
| uint8_t length | |
| Ipv4Addr ipAddr | |
| uint16_t protocol | |
| uint8_t msgLength | |
| uint8_t rejectedPacket [] | |
| uint32_t keyId | |
| uint8_t messageDigest [16] | |
| uint16_t opcode | |
| uint16_t block | |
| uint16_t value [] | |
| uint8_t value [] | |
| } | NdpNeighborSolMessage |
| Neighbor Solicitation message. More... | |
| struct { | |
| uint8_t dsap | |
| uint8_t ssap | |
| uint8_t control | |
| uint8_t msgType | |
| uint8_t transactionId [3] | |
| uint8_t options [] | |
| uint16_t rtype | |
| uint16_t rclass | |
| uint32_t ttl | |
| uint16_t rdlength | |
| uint8_t rdata [4] | |
| uint8_t bLength | |
| uint8_t bDescriptorType | |
| uint8_t bEndpointAddress | |
| uint8_t bmAttributes | |
| uint16_t wMaxPacketSize | |
| uint8_t bInterval | |
| uint8_t type | |
| uint8_t code | |
| uint16_t checksum | |
| uint32_t unused | |
| uint8_t data [] | |
| uint32_t mtu | |
| uint8_t nextHeader | |
| uint8_t hdrExtLen | |
| uint8_t routingType | |
| uint8_t segmentsLeft | |
| uint32_t reserved | |
| Ipv6Addr address [] | |
| uint8_t reserved1: 5 | |
| uint8_t o: 1 | |
| uint8_t s: 1 | |
| uint8_t r: 1 | |
| uint8_t reserved2 [3] | |
| Ipv6Addr targetAddr | |
| uint8_t protocolIdLen | |
| uint8_t protocolId [] | |
| uint16_t maxFrameSize | |
| uint8_t powerPriority: 4 | |
| uint8_t powerSource: 2 | |
| uint8_t powerType: 2 | |
| uint16_t powerValue | |
| uint16_t ttl | |
| uint8_t functionCode | |
| uint16_t startingAddr | |
| uint16_t quantityOfInputs | |
| uint8_t gwId | |
| uint16_t duration | |
| uint8_t identifier | |
| uint16_t length | |
| uint8_t message [] | |
| uint8_t length | |
| Ipv4Addr ipAddr | |
| uint16_t protocol | |
| uint16_t rejectedProtocol | |
| uint8_t rejectedInfo [] | |
| uint16_t opcode | |
| uint16_t block | |
| uint16_t version | |
| uint16_t epoch | |
| DtlsSequenceNumber seqNum | |
| uint8_t hash | |
| uint8_t signature | |
| uint8_t value [] | |
| } | NdpNeighborAdvMessage |
| Neighbor Advertisement message. More... | |
| struct { | |
| uint16_t tci | |
| uint16_t type | |
| uint8_t msgType | |
| uint8_t hopCount | |
| Ipv6Addr linkAddress | |
| Ipv6Addr peerAddress | |
| uint8_t options [] | |
| uint16_t rtype | |
| uint16_t rclass | |
| uint32_t ttl | |
| uint16_t rdlength | |
| uint8_t rdata [16] | |
| uint8_t bLength | |
| uint8_t bDescriptorType | |
| uint16_t bString [] | |
| uint8_t type | |
| uint8_t code | |
| uint16_t checksum | |
| uint8_t pointer | |
| uint8_t unused [3] | |
| uint8_t data [] | |
| uint32_t unused | |
| uint8_t nextHeader | |
| uint8_t payloadLen | |
| uint16_t reserved | |
| uint32_t securityParamIndex | |
| uint32_t sequenceNumber | |
| uint8_t authData [] | |
| uint32_t reserved | |
| Ipv6Addr targetAddr | |
| Ipv6Addr destAddr | |
| uint8_t measurements [20] | |
| uint16_t psePowerPriceIndex | |
| uint16_t supportedCap | |
| uint16_t enabledCap | |
| uint8_t functionCode | |
| uint8_t byteCount | |
| uint8_t inputStatus [] | |
| uint8_t radius | |
| uint8_t length | |
| Ipv4Addr ipAddr | |
| uint32_t magicNumber | |
| uint8_t identifier | |
| uint16_t length | |
| uint16_t opcode | |
| uint16_t errorCode | |
| char_t errorMsg [] | |
| uint16_t msgSeq | |
| uint8_t fragOffset [3] | |
| uint8_t fragLength [3] | |
| TlsSignHashAlgo value [] | |
| uint8_t value [] | |
| } | NdpRedirectMessage |
| Redirect message. More... | |
| struct { | |
| uint16_t code | |
| uint16_t length | |
| uint8_t value [] | |
| uint16_t rtype | |
| uint16_t rclass | |
| uint32_t ttl | |
| uint16_t rdlength | |
| uint16_t priority | |
| uint16_t weight | |
| uint16_t port | |
| uint8_t target [] | |
| uint8_t bFunctionLength | |
| uint8_t bDescriptorType | |
| uint8_t bDescriptorSubtype | |
| uint16_t bcdCdc | |
| uint8_t type | |
| uint8_t code | |
| uint16_t checksum | |
| uint16_t identifier | |
| uint16_t sequenceNumber | |
| uint8_t data [] | |
| uint32_t pointer | |
| uint32_t securityParamIndex | |
| uint32_t sequenceNumber | |
| uint8_t payloadData [] | |
| uint8_t length | |
| uint8_t powerPriority: 2 | |
| uint8_t pd4pid: 1 | |
| uint8_t reserved: 1 | |
| uint8_t powerSource: 2 | |
| uint8_t powerType: 2 | |
| uint16_t pdRequestedPower | |
| uint16_t pseAllocatedPower | |
| uint8_t mgmtAddrLen | |
| uint8_t mgmtAddrSubtype | |
| uint8_t mgmtAddr [] | |
| uint8_t functionCode | |
| uint16_t startingAddr | |
| uint16_t quantityOfRegs | |
| uint8_t gwId | |
| uint8_t gwAdd [] | |
| Ipv4Addr ipAddr | |
| uint8_t identifier | |
| uint32_t magicNumber | |
| uint16_t serverVersion | |
| uint8_t cookieLength | |
| uint8_t cookie [] | |
| } | NdpOption |
| Neighbor Discovery option general format. More... | |
| struct { | |
| uint32_t iaId | |
| uint32_t t1 | |
| uint32_t t2 | |
| uint8_t options [] | |
| uint8_t bFunctionLength | |
| uint8_t bDescriptorType | |
| uint8_t bDescriptorSubtype | |
| uint8_t bmCapabilities | |
| uint8_t bDataInterface | |
| uint8_t type | |
| uint8_t code | |
| uint16_t checksum | |
| uint16_t identifier | |
| uint16_t sequenceNumber | |
| uint8_t data [] | |
| uint8_t length | |
| MacAddr linkLayerAddr | |
| uint16_t pdRequestedPowerA | |
| uint16_t pdRequestedPowerB | |
| uint16_t pseAllocatedPowerA | |
| uint16_t pseAllocatedPowerB | |
| uint16_t powerStatus | |
| uint8_t systemSetup | |
| uint16_t pseMaxAvailablePower | |
| uint8_t autoclass | |
| uint8_t powerDown [3] | |
| uint8_t ifNumSubtype | |
| uint32_t ifNum | |
| uint8_t oidLen | |
| uint8_t oid [] | |
| uint8_t functionCode | |
| uint8_t byteCount | |
| uint16_t regValue [] | |
| MqttSnFlags flags | |
| uint8_t protocolId | |
| uint16_t duration | |
| char_t clientId [] | |
| Ipv4Addr ipAddr | |
| uint16_t length | |
| uint8_t value [] | |
| } | NdpLinkLayerAddrOption |
| Source/Target Link-Layer Address option. More... | |
| struct { | |
| uint32_t iaId | |
| uint8_t options [] | |
| uint8_t bFunctionLength | |
| uint8_t bDescriptorType | |
| uint8_t bDescriptorSubtype | |
| uint8_t bmCapabilities | |
| uint8_t type | |
| uint8_t length | |
| uint8_t prefixLength | |
| uint8_t reserved1: 5 | |
| uint8_t r: 1 | |
| uint8_t a: 1 | |
| uint8_t l: 1 | |
| uint32_t validLifetime | |
| uint32_t preferredLifetime | |
| uint32_t reserved2 | |
| Ipv6Addr prefix | |
| uint8_t oui [LLDP_OUI_SIZE] | |
| uint8_t subtype | |
| uint8_t value [] | |
| uint8_t functionCode | |
| uint16_t startingAddr | |
| uint16_t quantityOfRegs | |
| uint8_t returnCode | |
| uint16_t type | |
| uint16_t length | |
| } | NdpPrefixInfoOption |
| Prefix Information option (PIO) More... | |
| struct { | |
| Ipv6Addr address | |
| uint32_t preferredLifetime | |
| uint32_t validLifetime | |
| uint8_t options [] | |
| uint8_t bFunctionLength | |
| uint8_t bDescriptorType | |
| uint8_t bDescriptorSubtype | |
| uint8_t bMasterInterface | |
| uint8_t bSlaveInterface0 | |
| uint8_t type | |
| uint8_t length | |
| uint16_t reserved1 | |
| uint32_t reserved2 | |
| uint8_t ipPacket [] | |
| uint8_t functionCode | |
| uint8_t byteCount | |
| uint16_t regValue [] | |
| MqttSnFlags flags | |
| char_t willTopic [] | |
| uint16_t length | |
| uint8_t value [] | |
| } | NdpRedirectedHeaderOption |
| Redirected Header option (RHO) More... | |
| struct { | |
| uint16_t requestedOption [1] | |
| UsbConfigDescriptor configDescriptor | |
| UsbInterfaceDescriptor communicationInterfaceDescriptor | |
| CdcHeaderDescriptor cdcHeaderDescriptor | |
| CdcCallManagementDescriptor cdcCallManagementDescriptor | |
| CdcAcmDescriptor cdcAcmDescriptor | |
| CdcUnionDescriptor cdcUnionDescriptor | |
| UsbEndpointDescriptor notificationEndpointDescriptor | |
| UsbInterfaceDescriptor dataInterfaceDescriptor | |
| UsbEndpointDescriptor dataOutEndpointDescriptor | |
| UsbEndpointDescriptor dataInEndpointDescriptor | |
| uint8_t type | |
| uint8_t length | |
| uint16_t reserved | |
| uint32_t mtu | |
| uint8_t functionCode | |
| uint16_t outputAddr | |
| uint16_t outputValue | |
| uint16_t topicId | |
| uint16_t msgId | |
| char_t topicName [] | |
| uint16_t value [] | |
| uint16_t algorithm | |
| uint16_t length | |
| uint8_t value [] | |
| } | NdpMtuOption |
| MTU option. More... | |
| struct { | |
| uint8_t value | |
| uint8_t type | |
| uint8_t length | |
| uint8_t prefixLength | |
| uint8_t reserved2: 3 | |
| uint8_t prf: 2 | |
| uint8_t reserved1: 3 | |
| uint32_t routeLifetime | |
| Ipv6Addr prefix | |
| uint8_t functionCode | |
| uint16_t outputAddr | |
| uint16_t outputValue | |
| uint16_t topicId | |
| uint16_t msgId | |
| uint8_t returnCode | |
| uint16_t length | |
| char_t hostname [] | |
| uint16_t serverVersion | |
| uint8_t random [32] | |
| uint8_t sessionIdLen | |
| uint8_t sessionId [] | |
| } | NdpRouteInfoOption |
| Route Information option (RIO) More... | |
| struct { | |
| uint16_t value | |
| uint8_t type | |
| uint8_t length | |
| uint16_t reserved | |
| uint32_t lifetime | |
| Ipv6Addr address [] | |
| uint8_t functionCode | |
| uint16_t regAddr | |
| uint16_t regValue | |
| MqttSnFlags flags | |
| uint16_t topicId | |
| uint16_t msgId | |
| uint8_t data [] | |
| uint16_t length | |
| uint8_t value [] | |
| uint16_t extensionsLen | |
| uint8_t extensions [] | |
| } | NdpRdnssOption |
| Recursive DNS Server option (RDNSS) More... | |
| struct { | |
| uint8_t protocol | |
| uint8_t algorithm | |
| uint8_t rdm | |
| uint8_t replayDetection [8] | |
| uint8_t authInfo [] | |
| uint8_t type | |
| uint8_t length | |
| uint16_t reserved | |
| uint32_t lifetime | |
| uint8_t domainNames [] | |
| uint8_t functionCode | |
| uint16_t regAddr | |
| uint16_t regValue | |
| uint16_t topicId | |
| uint16_t msgId | |
| uint8_t returnCode | |
| char_t value [] | |
| uint32_t ticketLifetime | |
| uint32_t ticketAgeAdd | |
| uint8_t ticketNonceLen | |
| uint8_t ticketNonce [] | |
| } | NdpDnsslOption |
| DNS Search List option (DNSSL) More... | |
| struct { | |
| Ipv6Addr serverAddr | |
| uint8_t type | |
| uint8_t length | |
| uint8_t contextLength | |
| uint8_t cid: 4 | |
| uint8_t c: 1 | |
| uint8_t reserved1: 3 | |
| uint16_t reserved2 | |
| uint16_t validLifetime | |
| Ipv6Addr contextPrefix | |
| uint8_t functionCode | |
| uint16_t startingAddr | |
| uint16_t quantityOfOutputs | |
| uint8_t byteCount | |
| uint8_t outputValue [] | |
| uint16_t msgId | |
| uint16_t length | |
| uint8_t value [] | |
| uint8_t requestUpdate | |
| } | NdpContextOption |
| 6LoWPAN Context option (6CO) More... | |
Enumerations | |
| enum | NdpOptionType { NDP_OPT_SOURCE_LINK_LAYER_ADDR = 1, NDP_OPT_TARGET_LINK_LAYER_ADDR = 2, NDP_OPT_PREFIX_INFORMATION = 3, NDP_OPT_REDIRECTED_HEADER = 4, NDP_OPT_MTU = 5, NDP_OPT_ROUTE_INFORMATION = 24, NDP_OPT_RECURSIVE_DNS_SERVER = 25, NDP_OPT_DNS_SEARCH_LIST = 31, NDP_OPT_6LOWPAN_CONTEXT = 34, NDP_OPT_CAPTIVE_PORTAL = 37, NDP_OPT_ANY = 255 } |
| Neighbor Discovery options. More... | |
| enum | NdpRouterSelPreference { NDP_ROUTER_SEL_PREFERENCE_MEDIUM = 0, NDP_ROUTER_SEL_PREFERENCE_HIGH = 1, NDP_ROUTER_SEL_PREFERENCE_RESERVED = 2, NDP_ROUTER_SEL_PREFERENCE_LOW = 3 } |
| Router selection preferences. More... | |
| enum | NdpState { NDP_STATE_NONE = 0, NDP_STATE_INCOMPLETE = 1, NDP_STATE_REACHABLE = 2, NDP_STATE_STALE = 3, NDP_STATE_DELAY = 4, NDP_STATE_PROBE = 5, NDP_STATE_PERMANENT = 6 } |
| Neighbor cache entry states. More... | |
Functions | |
| error_t | ndpInit (NetInterface *interface) |
| Neighbor cache initialization. More... | |
| error_t | ndpAddStaticEntry (NetInterface *interface, const Ipv6Addr *ipAddr, const MacAddr *macAddr) |
| Add a static entry in the Neighbor cache. More... | |
| error_t | ndpRemoveStaticEntry (NetInterface *interface, const Ipv6Addr *ipAddr) |
| Remove a static entry from the Neighbor cache. More... | |
| error_t | ndpResolve (NetInterface *interface, const Ipv6Addr *ipAddr, MacAddr *macAddr) |
| Address resolution using Neighbor Discovery protocol. More... | |
| error_t | ndpEnqueuePacket (NetInterface *srcInterface, NetInterface *destInterface, const Ipv6Addr *ipAddr, NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary) |
| Enqueue an IPv6 packet waiting for address resolution. More... | |
| void | ndpTick (NetInterface *interface) |
| NDP timer handler. More... | |
| void | ndpLinkChangeEvent (NetInterface *interface) |
| Callback function for link change event. More... | |
| void | ndpProcessRouterAdv (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
| Router Advertisement message processing. More... | |
| void | ndpProcessNeighborSol (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
| Neighbor Solicitation message processing. More... | |
| void | ndpProcessNeighborAdv (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
| Neighbor Advertisement message processing. More... | |
| void | ndpProcessRedirect (NetInterface *interface, Ipv6PseudoHeader *pseudoHeader, const NetBuffer *buffer, size_t offset, uint8_t hopLimit) |
| Redirect message processing. More... | |
| error_t | ndpSendRouterSol (NetInterface *interface) |
| Send a Router Solicitation message. More... | |
| error_t | ndpSendNeighborSol (NetInterface *interface, const Ipv6Addr *targetIpAddr, bool_t multicast) |
| Send a Neighbor Solicitation message. More... | |
| error_t | ndpSendNeighborAdv (NetInterface *interface, const Ipv6Addr *targetIpAddr, const Ipv6Addr *destIpAddr) |
| Send a Neighbor Advertisement message. More... | |
| error_t | ndpSendRedirect (NetInterface *interface, const Ipv6Addr *targetAddr, const NetBuffer *ipPacket, size_t ipPacketOffset) |
| Send a Redirect message. More... | |
| void | ndpDumpRouterSolMessage (const NdpRouterSolMessage *message) |
| Dump Router Solicitation message for debugging purpose. More... | |
| void | ndpDumpRouterAdvMessage (const NdpRouterAdvMessage *message) |
| Dump Router Advertisement message for debugging purpose. More... | |
| void | ndpDumpNeighborSolMessage (const NdpNeighborSolMessage *message) |
| Dump Neighbor Solicitation message for debugging purpose. More... | |
| void | ndpDumpNeighborAdvMessage (const NdpNeighborAdvMessage *message) |
| Dump Neighbor Advertisement message for debugging purpose. More... | |
| void | ndpDumpRedirectMessage (const NdpRedirectMessage *message) |
| Dump Redirect message for debugging purpose. More... | |
Variables | |
| systime_t | ndpTickCounter |
Detailed Description
NDP (Neighbor Discovery Protocol)
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 ndp.h.
Macro Definition Documentation
◆ NDP_DELAY_FIRST_PROBE_TIME
◆ NDP_DEST_CACHE_SIZE
◆ NDP_DUP_ADDR_DETECT_TRANSMITS
◆ NDP_HOP_LIMIT
◆ NDP_INFINITE_LIFETIME
◆ NDP_MAX_ANYCAST_DELAY_TIME
◆ NDP_MAX_FINAL_RTR_ADVERTISEMENTS
◆ NDP_MAX_INITIAL_RTR_ADVERT_INTERVAL
◆ NDP_MAX_INITIAL_RTR_ADVERTISEMENTS
◆ NDP_MAX_MULTICAST_SOLICIT
◆ NDP_MAX_NEIGHBOR_ADVERTISEMENT
◆ NDP_MAX_PENDING_PACKETS
◆ NDP_MAX_RA_DELAY_TIME
◆ NDP_MAX_RTR_ADVERT_INTERVAL
◆ NDP_MAX_RTR_SOLICITATION_DELAY
◆ NDP_MAX_RTR_SOLICITATIONS
◆ NDP_MAX_UNICAST_SOLICIT
◆ NDP_MIN_DELAY_BETWEEN_RAS
◆ NDP_MIN_RTR_SOLICITATION_DELAY
◆ NDP_NEIGHBOR_CACHE_SIZE
◆ NDP_REACHABLE_TIME
◆ NDP_RETRANS_TIMER
◆ NDP_RTR_SOLICITATION_INTERVAL
◆ NDP_SUPPORT
◆ NDP_TICK_INTERVAL
Typedef Documentation
◆ NdpContextOption
| typedef { ... } NdpContextOption |
6LoWPAN Context option (6CO)
◆ NdpDnsslOption
| typedef { ... } NdpDnsslOption |
DNS Search List option (DNSSL)
◆ NdpLinkLayerAddrOption
| typedef { ... } NdpLinkLayerAddrOption |
Source/Target Link-Layer Address option.
◆ NdpMtuOption
| typedef { ... } NdpMtuOption |
MTU option.
◆ NdpNeighborAdvMessage
| typedef { ... } NdpNeighborAdvMessage |
Neighbor Advertisement message.
◆ NdpNeighborSolMessage
| typedef { ... } NdpNeighborSolMessage |
Neighbor Solicitation message.
◆ NdpOption
| typedef { ... } NdpOption |
Neighbor Discovery option general format.
◆ NdpPrefixInfoOption
| typedef { ... } NdpPrefixInfoOption |
Prefix Information option (PIO)
◆ NdpRdnssOption
| typedef { ... } NdpRdnssOption |
Recursive DNS Server option (RDNSS)
◆ NdpRedirectedHeaderOption
| typedef { ... } NdpRedirectedHeaderOption |
Redirected Header option (RHO)
◆ NdpRedirectMessage
| typedef { ... } NdpRedirectMessage |
Redirect message.
◆ NdpRouteInfoOption
| typedef { ... } NdpRouteInfoOption |
Route Information option (RIO)
◆ NdpRouterAdvMessage
| typedef { ... } NdpRouterAdvMessage |
Router Advertisement message.
◆ NdpRouterSolMessage
| typedef { ... } NdpRouterSolMessage |
Router Solicitation message.
Enumeration Type Documentation
◆ NdpOptionType
| enum NdpOptionType |
Neighbor Discovery options.
◆ NdpRouterSelPreference
◆ NdpState
| enum NdpState |
Function Documentation
◆ ndpAddStaticEntry()
| error_t ndpAddStaticEntry | ( | NetInterface * | interface, |
| const Ipv6Addr * | ipAddr, | ||
| const MacAddr * | macAddr | ||
| ) |
◆ ndpDumpNeighborAdvMessage()
| void ndpDumpNeighborAdvMessage | ( | const NdpNeighborAdvMessage * | message | ) |
◆ ndpDumpNeighborSolMessage()
| void ndpDumpNeighborSolMessage | ( | const NdpNeighborSolMessage * | message | ) |
◆ ndpDumpRedirectMessage()
| void ndpDumpRedirectMessage | ( | const NdpRedirectMessage * | message | ) |
◆ ndpDumpRouterAdvMessage()
| void ndpDumpRouterAdvMessage | ( | const NdpRouterAdvMessage * | message | ) |
◆ ndpDumpRouterSolMessage()
| void ndpDumpRouterSolMessage | ( | const NdpRouterSolMessage * | message | ) |
◆ ndpEnqueuePacket()
| error_t ndpEnqueuePacket | ( | NetInterface * | srcInterface, |
| NetInterface * | destInterface, | ||
| const Ipv6Addr * | ipAddr, | ||
| NetBuffer * | buffer, | ||
| size_t | offset, | ||
| NetTxAncillary * | ancillary | ||
| ) |
Enqueue an IPv6 packet waiting for address resolution.
- Parameters
-
[in] srcInterface Interface from which the packet has been received [in] destInterface Interface on which the packet should be sent [in] ipAddr IPv6 address of the destination host [in] buffer Multi-part buffer containing the packet to be enqueued [in] offset Offset to the first byte of the packet [in] ancillary Additional options passed to the stack along with the packet
- Returns
- Error code
◆ ndpInit()
| error_t ndpInit | ( | NetInterface * | interface | ) |
◆ ndpLinkChangeEvent()
| void ndpLinkChangeEvent | ( | NetInterface * | interface | ) |
◆ ndpProcessNeighborAdv()
| void ndpProcessNeighborAdv | ( | NetInterface * | interface, |
| Ipv6PseudoHeader * | pseudoHeader, | ||
| const NetBuffer * | buffer, | ||
| size_t | offset, | ||
| uint8_t | hopLimit | ||
| ) |
Neighbor Advertisement message processing.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the Neighbor Advertisement message [in] offset Offset to the first byte of the message [in] hopLimit Hop Limit field from IPv6 header
◆ ndpProcessNeighborSol()
| void ndpProcessNeighborSol | ( | NetInterface * | interface, |
| Ipv6PseudoHeader * | pseudoHeader, | ||
| const NetBuffer * | buffer, | ||
| size_t | offset, | ||
| uint8_t | hopLimit | ||
| ) |
Neighbor Solicitation message processing.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the Neighbor Solicitation message [in] offset Offset to the first byte of the message [in] hopLimit Hop Limit field from IPv6 header
◆ ndpProcessRedirect()
| void ndpProcessRedirect | ( | NetInterface * | interface, |
| Ipv6PseudoHeader * | pseudoHeader, | ||
| const NetBuffer * | buffer, | ||
| size_t | offset, | ||
| uint8_t | hopLimit | ||
| ) |
Redirect message processing.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the Redirect message [in] offset Offset to the first byte of the message [in] hopLimit Hop Limit field from IPv6 header
◆ ndpProcessRouterAdv()
| void ndpProcessRouterAdv | ( | NetInterface * | interface, |
| Ipv6PseudoHeader * | pseudoHeader, | ||
| const NetBuffer * | buffer, | ||
| size_t | offset, | ||
| uint8_t | hopLimit | ||
| ) |
Router Advertisement message processing.
- Parameters
-
[in] interface Underlying network interface [in] pseudoHeader IPv6 pseudo header [in] buffer Multi-part buffer containing the Router Advertisement message [in] offset Offset to the first byte of the message [in] hopLimit Hop Limit field from IPv6 header
◆ ndpRemoveStaticEntry()
| error_t ndpRemoveStaticEntry | ( | NetInterface * | interface, |
| const Ipv6Addr * | ipAddr | ||
| ) |
◆ ndpResolve()
| error_t ndpResolve | ( | NetInterface * | interface, |
| const Ipv6Addr * | ipAddr, | ||
| MacAddr * | macAddr | ||
| ) |
◆ ndpSendNeighborAdv()
| error_t ndpSendNeighborAdv | ( | NetInterface * | interface, |
| const Ipv6Addr * | targetIpAddr, | ||
| const Ipv6Addr * | destIpAddr | ||
| ) |
◆ ndpSendNeighborSol()
| error_t ndpSendNeighborSol | ( | NetInterface * | interface, |
| const Ipv6Addr * | targetIpAddr, | ||
| bool_t | multicast | ||
| ) |
◆ ndpSendRedirect()
| error_t ndpSendRedirect | ( | NetInterface * | interface, |
| const Ipv6Addr * | targetAddr, | ||
| const NetBuffer * | ipPacket, | ||
| size_t | ipPacketOffset | ||
| ) |
Send a Redirect message.
- Parameters
-
[in] interface Underlying network interface [in] targetAddr IPv6 address that is a better first hop to use for the destination address [in] ipPacket Multi-part buffer that holds the IPv6 packet that triggered the sending of the Redirect [in] ipPacketOffset Offset to the first byte of the IPv6 packet
- Returns
- Error code
◆ ndpSendRouterSol()
| error_t ndpSendRouterSol | ( | NetInterface * | interface | ) |
◆ ndpTick()
| void ndpTick | ( | NetInterface * | interface | ) |