diff options
Diffstat (limited to 'vendor/github.com/google/gopacket/layers/lldp.go')
| -rw-r--r-- | vendor/github.com/google/gopacket/layers/lldp.go | 1530 |
1 files changed, 0 insertions, 1530 deletions
diff --git a/vendor/github.com/google/gopacket/layers/lldp.go b/vendor/github.com/google/gopacket/layers/lldp.go deleted file mode 100644 index 92ec7da..0000000 --- a/vendor/github.com/google/gopacket/layers/lldp.go +++ /dev/null @@ -1,1530 +0,0 @@ -// Copyright 2012 Google, Inc. All rights reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the LICENSE file in the root of the source -// tree. - -package layers - -import ( - "encoding/binary" - "errors" - "fmt" - - "github.com/google/gopacket" -) - -// LLDPTLVType is the type of each TLV value in a LinkLayerDiscovery packet. -type LLDPTLVType byte - -const ( - LLDPTLVEnd LLDPTLVType = 0 - LLDPTLVChassisID LLDPTLVType = 1 - LLDPTLVPortID LLDPTLVType = 2 - LLDPTLVTTL LLDPTLVType = 3 - LLDPTLVPortDescription LLDPTLVType = 4 - LLDPTLVSysName LLDPTLVType = 5 - LLDPTLVSysDescription LLDPTLVType = 6 - LLDPTLVSysCapabilities LLDPTLVType = 7 - LLDPTLVMgmtAddress LLDPTLVType = 8 - LLDPTLVOrgSpecific LLDPTLVType = 127 -) - -// LinkLayerDiscoveryValue is a TLV value inside a LinkLayerDiscovery packet layer. -type LinkLayerDiscoveryValue struct { - Type LLDPTLVType - Length uint16 - Value []byte -} - -// LLDPChassisIDSubType specifies the value type for a single LLDPChassisID.ID -type LLDPChassisIDSubType byte - -// LLDP Chassis Types -const ( - LLDPChassisIDSubTypeReserved LLDPChassisIDSubType = 0 - LLDPChassisIDSubTypeChassisComp LLDPChassisIDSubType = 1 - LLDPChassisIDSubtypeIfaceAlias LLDPChassisIDSubType = 2 - LLDPChassisIDSubTypePortComp LLDPChassisIDSubType = 3 - LLDPChassisIDSubTypeMACAddr LLDPChassisIDSubType = 4 - LLDPChassisIDSubTypeNetworkAddr LLDPChassisIDSubType = 5 - LLDPChassisIDSubtypeIfaceName LLDPChassisIDSubType = 6 - LLDPChassisIDSubTypeLocal LLDPChassisIDSubType = 7 -) - -type LLDPChassisID struct { - Subtype LLDPChassisIDSubType - ID []byte -} - -// LLDPPortIDSubType specifies the value type for a single LLDPPortID.ID -type LLDPPortIDSubType byte - -// LLDP PortID types -const ( - LLDPPortIDSubtypeReserved LLDPPortIDSubType = 0 - LLDPPortIDSubtypeIfaceAlias LLDPPortIDSubType = 1 - LLDPPortIDSubtypePortComp LLDPPortIDSubType = 2 - LLDPPortIDSubtypeMACAddr LLDPPortIDSubType = 3 - LLDPPortIDSubtypeNetworkAddr LLDPPortIDSubType = 4 - LLDPPortIDSubtypeIfaceName LLDPPortIDSubType = 5 - LLDPPortIDSubtypeAgentCircuitID LLDPPortIDSubType = 6 - LLDPPortIDSubtypeLocal LLDPPortIDSubType = 7 -) - -type LLDPPortID struct { - Subtype LLDPPortIDSubType - ID []byte -} - -// LinkLayerDiscovery is a packet layer containing the LinkLayer Discovery Protocol. -// See http:http://standards.ieee.org/getieee802/download/802.1AB-2009.pdf -// ChassisID, PortID and TTL are mandatory TLV's. Other values can be decoded -// with DecodeValues() -type LinkLayerDiscovery struct { - BaseLayer - ChassisID LLDPChassisID - PortID LLDPPortID - TTL uint16 - Values []LinkLayerDiscoveryValue -} - -type IEEEOUI uint32 - -// http://standards.ieee.org/develop/regauth/oui/oui.txt -const ( - IEEEOUI8021 IEEEOUI = 0x0080c2 - IEEEOUI8023 IEEEOUI = 0x00120f - IEEEOUI80211 IEEEOUI = 0x000fac - IEEEOUI8021Qbg IEEEOUI = 0x0013BF - IEEEOUICisco2 IEEEOUI = 0x000142 - IEEEOUIMedia IEEEOUI = 0x0012bb // TR-41 - IEEEOUIProfinet IEEEOUI = 0x000ecf - IEEEOUIDCBX IEEEOUI = 0x001b21 -) - -// LLDPOrgSpecificTLV is an Organisation-specific TLV -type LLDPOrgSpecificTLV struct { - OUI IEEEOUI - SubType uint8 - Info []byte -} - -// LLDPCapabilities Types -const ( - LLDPCapsOther uint16 = 1 << 0 - LLDPCapsRepeater uint16 = 1 << 1 - LLDPCapsBridge uint16 = 1 << 2 - LLDPCapsWLANAP uint16 = 1 << 3 - LLDPCapsRouter uint16 = 1 << 4 - LLDPCapsPhone uint16 = 1 << 5 - LLDPCapsDocSis uint16 = 1 << 6 - LLDPCapsStationOnly uint16 = 1 << 7 - LLDPCapsCVLAN uint16 = 1 << 8 - LLDPCapsSVLAN uint16 = 1 << 9 - LLDPCapsTmpr uint16 = 1 << 10 -) - -// LLDPCapabilities represents the capabilities of a device -type LLDPCapabilities struct { - Other bool - Repeater bool - Bridge bool - WLANAP bool - Router bool - Phone bool - DocSis bool - StationOnly bool - CVLAN bool - SVLAN bool - TMPR bool -} - -type LLDPSysCapabilities struct { - SystemCap LLDPCapabilities - EnabledCap LLDPCapabilities -} - -type IANAAddressFamily byte - -// LLDP Management Address Subtypes -// http://www.iana.org/assignments/address-family-numbers/address-family-numbers.xml -const ( - IANAAddressFamilyReserved IANAAddressFamily = 0 - IANAAddressFamilyIPV4 IANAAddressFamily = 1 - IANAAddressFamilyIPV6 IANAAddressFamily = 2 - IANAAddressFamilyNSAP IANAAddressFamily = 3 - IANAAddressFamilyHDLC IANAAddressFamily = 4 - IANAAddressFamilyBBN1822 IANAAddressFamily = 5 - IANAAddressFamily802 IANAAddressFamily = 6 - IANAAddressFamilyE163 IANAAddressFamily = 7 - IANAAddressFamilyE164 IANAAddressFamily = 8 - IANAAddressFamilyF69 IANAAddressFamily = 9 - IANAAddressFamilyX121 IANAAddressFamily = 10 - IANAAddressFamilyIPX IANAAddressFamily = 11 - IANAAddressFamilyAtalk IANAAddressFamily = 12 - IANAAddressFamilyDecnet IANAAddressFamily = 13 - IANAAddressFamilyBanyan IANAAddressFamily = 14 - IANAAddressFamilyE164NSAP IANAAddressFamily = 15 - IANAAddressFamilyDNS IANAAddressFamily = 16 - IANAAddressFamilyDistname IANAAddressFamily = 17 - IANAAddressFamilyASNumber IANAAddressFamily = 18 - IANAAddressFamilyXTPIPV4 IANAAddressFamily = 19 - IANAAddressFamilyXTPIPV6 IANAAddressFamily = 20 - IANAAddressFamilyXTP IANAAddressFamily = 21 - IANAAddressFamilyFcWWPN IANAAddressFamily = 22 - IANAAddressFamilyFcWWNN IANAAddressFamily = 23 - IANAAddressFamilyGWID IANAAddressFamily = 24 - IANAAddressFamilyL2VPN IANAAddressFamily = 25 -) - -type LLDPInterfaceSubtype byte - -// LLDP Interface Subtypes -const ( - LLDPInterfaceSubtypeUnknown LLDPInterfaceSubtype = 1 - LLDPInterfaceSubtypeifIndex LLDPInterfaceSubtype = 2 - LLDPInterfaceSubtypeSysPort LLDPInterfaceSubtype = 3 -) - -type LLDPMgmtAddress struct { - Subtype IANAAddressFamily - Address []byte - InterfaceSubtype LLDPInterfaceSubtype - InterfaceNumber uint32 - OID string -} - -// LinkLayerDiscoveryInfo represents the decoded details for a set of LinkLayerDiscoveryValues -// Organisation-specific TLV's can be decoded using the various Decode() methods -type LinkLayerDiscoveryInfo struct { - BaseLayer - PortDescription string - SysName string - SysDescription string - SysCapabilities LLDPSysCapabilities - MgmtAddress LLDPMgmtAddress - OrgTLVs []LLDPOrgSpecificTLV // Private TLVs - Unknown []LinkLayerDiscoveryValue // undecoded TLVs -} - -/// IEEE 802.1 TLV Subtypes -const ( - LLDP8021SubtypePortVLANID uint8 = 1 - LLDP8021SubtypeProtocolVLANID uint8 = 2 - LLDP8021SubtypeVLANName uint8 = 3 - LLDP8021SubtypeProtocolIdentity uint8 = 4 - LLDP8021SubtypeVDIUsageDigest uint8 = 5 - LLDP8021SubtypeManagementVID uint8 = 6 - LLDP8021SubtypeLinkAggregation uint8 = 7 -) - -// VLAN Port Protocol ID options -const ( - LLDPProtocolVLANIDCapability byte = 1 << 1 - LLDPProtocolVLANIDStatus byte = 1 << 2 -) - -type PortProtocolVLANID struct { - Supported bool - Enabled bool - ID uint16 -} - -type VLANName struct { - ID uint16 - Name string -} - -type ProtocolIdentity []byte - -// LACP options -const ( - LLDPAggregationCapability byte = 1 << 0 - LLDPAggregationStatus byte = 1 << 1 -) - -// IEEE 802 Link Aggregation parameters -type LLDPLinkAggregation struct { - Supported bool - Enabled bool - PortID uint32 -} - -// LLDPInfo8021 represents the information carried in 802.1 Org-specific TLVs -type LLDPInfo8021 struct { - PVID uint16 - PPVIDs []PortProtocolVLANID - VLANNames []VLANName - ProtocolIdentities []ProtocolIdentity - VIDUsageDigest uint32 - ManagementVID uint16 - LinkAggregation LLDPLinkAggregation -} - -// IEEE 802.3 TLV Subtypes -const ( - LLDP8023SubtypeMACPHY uint8 = 1 - LLDP8023SubtypeMDIPower uint8 = 2 - LLDP8023SubtypeLinkAggregation uint8 = 3 - LLDP8023SubtypeMTU uint8 = 4 -) - -// MACPHY options -const ( - LLDPMACPHYCapability byte = 1 << 0 - LLDPMACPHYStatus byte = 1 << 1 -) - -// From IANA-MAU-MIB (introduced by RFC 4836) - dot3MauType -const ( - LLDPMAUTypeUnknown uint16 = 0 - LLDPMAUTypeAUI uint16 = 1 - LLDPMAUType10Base5 uint16 = 2 - LLDPMAUTypeFOIRL uint16 = 3 - LLDPMAUType10Base2 uint16 = 4 - LLDPMAUType10BaseT uint16 = 5 - LLDPMAUType10BaseFP uint16 = 6 - LLDPMAUType10BaseFB uint16 = 7 - LLDPMAUType10BaseFL uint16 = 8 - LLDPMAUType10BROAD36 uint16 = 9 - LLDPMAUType10BaseT_HD uint16 = 10 - LLDPMAUType10BaseT_FD uint16 = 11 - LLDPMAUType10BaseFL_HD uint16 = 12 - LLDPMAUType10BaseFL_FD uint16 = 13 - LLDPMAUType100BaseT4 uint16 = 14 - LLDPMAUType100BaseTX_HD uint16 = 15 - LLDPMAUType100BaseTX_FD uint16 = 16 - LLDPMAUType100BaseFX_HD uint16 = 17 - LLDPMAUType100BaseFX_FD uint16 = 18 - LLDPMAUType100BaseT2_HD uint16 = 19 - LLDPMAUType100BaseT2_FD uint16 = 20 - LLDPMAUType1000BaseX_HD uint16 = 21 - LLDPMAUType1000BaseX_FD uint16 = 22 - LLDPMAUType1000BaseLX_HD uint16 = 23 - LLDPMAUType1000BaseLX_FD uint16 = 24 - LLDPMAUType1000BaseSX_HD uint16 = 25 - LLDPMAUType1000BaseSX_FD uint16 = 26 - LLDPMAUType1000BaseCX_HD uint16 = 27 - LLDPMAUType1000BaseCX_FD uint16 = 28 - LLDPMAUType1000BaseT_HD uint16 = 29 - LLDPMAUType1000BaseT_FD uint16 = 30 - LLDPMAUType10GBaseX uint16 = 31 - LLDPMAUType10GBaseLX4 uint16 = 32 - LLDPMAUType10GBaseR uint16 = 33 - LLDPMAUType10GBaseER uint16 = 34 - LLDPMAUType10GBaseLR uint16 = 35 - LLDPMAUType10GBaseSR uint16 = 36 - LLDPMAUType10GBaseW uint16 = 37 - LLDPMAUType10GBaseEW uint16 = 38 - LLDPMAUType10GBaseLW uint16 = 39 - LLDPMAUType10GBaseSW uint16 = 40 - LLDPMAUType10GBaseCX4 uint16 = 41 - LLDPMAUType2BaseTL uint16 = 42 - LLDPMAUType10PASS_TS uint16 = 43 - LLDPMAUType100BaseBX10D uint16 = 44 - LLDPMAUType100BaseBX10U uint16 = 45 - LLDPMAUType100BaseLX10 uint16 = 46 - LLDPMAUType1000BaseBX10D uint16 = 47 - LLDPMAUType1000BaseBX10U uint16 = 48 - LLDPMAUType1000BaseLX10 uint16 = 49 - LLDPMAUType1000BasePX10D uint16 = 50 - LLDPMAUType1000BasePX10U uint16 = 51 - LLDPMAUType1000BasePX20D uint16 = 52 - LLDPMAUType1000BasePX20U uint16 = 53 - LLDPMAUType10GBaseT uint16 = 54 - LLDPMAUType10GBaseLRM uint16 = 55 - LLDPMAUType1000BaseKX uint16 = 56 - LLDPMAUType10GBaseKX4 uint16 = 57 - LLDPMAUType10GBaseKR uint16 = 58 - LLDPMAUType10_1GBasePRX_D1 uint16 = 59 - LLDPMAUType10_1GBasePRX_D2 uint16 = 60 - LLDPMAUType10_1GBasePRX_D3 uint16 = 61 - LLDPMAUType10_1GBasePRX_U1 uint16 = 62 - LLDPMAUType10_1GBasePRX_U2 uint16 = 63 - LLDPMAUType10_1GBasePRX_U3 uint16 = 64 - LLDPMAUType10GBasePR_D1 uint16 = 65 - LLDPMAUType10GBasePR_D2 uint16 = 66 - LLDPMAUType10GBasePR_D3 uint16 = 67 - LLDPMAUType10GBasePR_U1 uint16 = 68 - LLDPMAUType10GBasePR_U3 uint16 = 69 -) - -// From RFC 3636 - ifMauAutoNegCapAdvertisedBits -const ( - LLDPMAUPMDOther uint16 = 1 << 15 - LLDPMAUPMD10BaseT uint16 = 1 << 14 - LLDPMAUPMD10BaseT_FD uint16 = 1 << 13 - LLDPMAUPMD100BaseT4 uint16 = 1 << 12 - LLDPMAUPMD100BaseTX uint16 = 1 << 11 - LLDPMAUPMD100BaseTX_FD uint16 = 1 << 10 - LLDPMAUPMD100BaseT2 uint16 = 1 << 9 - LLDPMAUPMD100BaseT2_FD uint16 = 1 << 8 - LLDPMAUPMDFDXPAUSE uint16 = 1 << 7 - LLDPMAUPMDFDXAPAUSE uint16 = 1 << 6 - LLDPMAUPMDFDXSPAUSE uint16 = 1 << 5 - LLDPMAUPMDFDXBPAUSE uint16 = 1 << 4 - LLDPMAUPMD1000BaseX uint16 = 1 << 3 - LLDPMAUPMD1000BaseX_FD uint16 = 1 << 2 - LLDPMAUPMD1000BaseT uint16 = 1 << 1 - LLDPMAUPMD1000BaseT_FD uint16 = 1 << 0 -) - -// Inverted ifMauAutoNegCapAdvertisedBits if required -// (Some manufacturers misinterpreted the spec - -// see https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=1455) -const ( - LLDPMAUPMDOtherInv uint16 = 1 << 0 - LLDPMAUPMD10BaseTInv uint16 = 1 << 1 - LLDPMAUPMD10BaseT_FDInv uint16 = 1 << 2 - LLDPMAUPMD100BaseT4Inv uint16 = 1 << 3 - LLDPMAUPMD100BaseTXInv uint16 = 1 << 4 - LLDPMAUPMD100BaseTX_FDInv uint16 = 1 << 5 - LLDPMAUPMD100BaseT2Inv uint16 = 1 << 6 - LLDPMAUPMD100BaseT2_FDInv uint16 = 1 << 7 - LLDPMAUPMDFDXPAUSEInv uint16 = 1 << 8 - LLDPMAUPMDFDXAPAUSEInv uint16 = 1 << 9 - LLDPMAUPMDFDXSPAUSEInv uint16 = 1 << 10 - LLDPMAUPMDFDXBPAUSEInv uint16 = 1 << 11 - LLDPMAUPMD1000BaseXInv uint16 = 1 << 12 - LLDPMAUPMD1000BaseX_FDInv uint16 = 1 << 13 - LLDPMAUPMD1000BaseTInv uint16 = 1 << 14 - LLDPMAUPMD1000BaseT_FDInv uint16 = 1 << 15 -) - -type LLDPMACPHYConfigStatus struct { - AutoNegSupported bool - AutoNegEnabled bool - AutoNegCapability uint16 - MAUType uint16 -} - -// MDI Power options -const ( - LLDPMDIPowerPortClass byte = 1 << 0 - LLDPMDIPowerCapability byte = 1 << 1 - LLDPMDIPowerStatus byte = 1 << 2 - LLDPMDIPowerPairsAbility byte = 1 << 3 -) - -type LLDPPowerType byte - -type LLDPPowerSource byte - -type LLDPPowerPriority byte - -const ( - LLDPPowerPriorityUnknown LLDPPowerPriority = 0 - LLDPPowerPriorityMedium LLDPPowerPriority = 1 - LLDPPowerPriorityHigh LLDPPowerPriority = 2 - LLDPPowerPriorityLow LLDPPowerPriority = 3 -) - -type LLDPPowerViaMDI8023 struct { - PortClassPSE bool // false = PD - PSESupported bool - PSEEnabled bool - PSEPairsAbility bool - PSEPowerPair uint8 - PSEClass uint8 - Type LLDPPowerType - Source LLDPPowerSource - Priority LLDPPowerPriority - Requested uint16 // 1-510 Watts - Allocated uint16 // 1-510 Watts -} - -// LLDPInfo8023 represents the information carried in 802.3 Org-specific TLVs -type LLDPInfo8023 struct { - MACPHYConfigStatus LLDPMACPHYConfigStatus - PowerViaMDI LLDPPowerViaMDI8023 - LinkAggregation LLDPLinkAggregation - MTU uint16 -} - -// IEEE 802.1Qbg TLV Subtypes -const ( - LLDP8021QbgEVB uint8 = 0 - LLDP8021QbgCDCP uint8 = 1 - LLDP8021QbgVDP uint8 = 2 - LLDP8021QbgEVB22 uint8 = 13 -) - -// LLDPEVBCapabilities Types -const ( - LLDPEVBCapsSTD uint16 = 1 << 7 - LLDPEVBCapsRR uint16 = 1 << 6 - LLDPEVBCapsRTE uint16 = 1 << 2 - LLDPEVBCapsECP uint16 = 1 << 1 - LLDPEVBCapsVDP uint16 = 1 << 0 -) - -// LLDPEVBCapabilities represents the EVB capabilities of a device -type LLDPEVBCapabilities struct { - StandardBridging bool - ReflectiveRelay bool - RetransmissionTimerExponent bool - EdgeControlProtocol bool - VSIDiscoveryProtocol bool -} - -type LLDPEVBSettings struct { - Supported LLDPEVBCapabilities - Enabled LLDPEVBCapabilities - SupportedVSIs uint16 - ConfiguredVSIs uint16 - RTEExponent uint8 -} - -// LLDPInfo8021Qbg represents the information carried in 802.1Qbg Org-specific TLVs -type LLDPInfo8021Qbg struct { - EVBSettings LLDPEVBSettings -} - -type LLDPMediaSubtype uint8 - -// Media TLV Subtypes -const ( - LLDPMediaTypeCapabilities LLDPMediaSubtype = 1 - LLDPMediaTypeNetwork LLDPMediaSubtype = 2 - LLDPMediaTypeLocation LLDPMediaSubtype = 3 - LLDPMediaTypePower LLDPMediaSubtype = 4 - LLDPMediaTypeHardware LLDPMediaSubtype = 5 - LLDPMediaTypeFirmware LLDPMediaSubtype = 6 - LLDPMediaTypeSoftware LLDPMediaSubtype = 7 - LLDPMediaTypeSerial LLDPMediaSubtype = 8 - LLDPMediaTypeManufacturer LLDPMediaSubtype = 9 - LLDPMediaTypeModel LLDPMediaSubtype = 10 - LLDPMediaTypeAssetID LLDPMediaSubtype = 11 -) - -type LLDPMediaClass uint8 - -// Media Class Values -const ( - LLDPMediaClassUndefined LLDPMediaClass = 0 - LLDPMediaClassEndpointI LLDPMediaClass = 1 - LLDPMediaClassEndpointII LLDPMediaClass = 2 - LLDPMediaClassEndpointIII LLDPMediaClass = 3 - LLDPMediaClassNetwork LLDPMediaClass = 4 -) - -// LLDPMediaCapabilities Types -const ( - LLDPMediaCapsLLDP uint16 = 1 << 0 - LLDPMediaCapsNetwork uint16 = 1 << 1 - LLDPMediaCapsLocation uint16 = 1 << 2 - LLDPMediaCapsPowerPSE uint16 = 1 << 3 - LLDPMediaCapsPowerPD uint16 = 1 << 4 - LLDPMediaCapsInventory uint16 = 1 << 5 -) - -// LLDPMediaCapabilities represents the LLDP Media capabilities of a device -type LLDPMediaCapabilities struct { - Capabilities bool - NetworkPolicy bool - Location bool - PowerPSE bool - PowerPD bool - Inventory bool - Class LLDPMediaClass -} - -type LLDPApplicationType uint8 - -const ( - LLDPAppTypeReserved LLDPApplicationType = 0 - LLDPAppTypeVoice LLDPApplicationType = 1 - LLDPappTypeVoiceSignaling LLDPApplicationType = 2 - LLDPappTypeGuestVoice LLDPApplicationType = 3 - LLDPappTypeGuestVoiceSignaling LLDPApplicationType = 4 - LLDPappTypeSoftphoneVoice LLDPApplicationType = 5 - LLDPappTypeVideoConferencing LLDPApplicationType = 6 - LLDPappTypeStreamingVideo LLDPApplicationType = 7 - LLDPappTypeVideoSignaling LLDPApplicationType = 8 -) - -type LLDPNetworkPolicy struct { - ApplicationType LLDPApplicationType - Defined bool - Tagged bool - VLANId uint16 - L2Priority uint16 - DSCPValue uint8 -} - -type LLDPLocationFormat uint8 - -const ( - LLDPLocationFormatInvalid LLDPLocationFormat = 0 - LLDPLocationFormatCoordinate LLDPLocationFormat = 1 - LLDPLocationFormatAddress LLDPLocationFormat = 2 - LLDPLocationFormatECS LLDPLocationFormat = 3 -) - -type LLDPLocationAddressWhat uint8 - -const ( - LLDPLocationAddressWhatDHCP LLDPLocationAddressWhat = 0 - LLDPLocationAddressWhatNetwork LLDPLocationAddressWhat = 1 - LLDPLocationAddressWhatClient LLDPLocationAddressWhat = 2 -) - -type LLDPLocationAddressType uint8 - -const ( - LLDPLocationAddressTypeLanguage LLDPLocationAddressType = 0 - LLDPLocationAddressTypeNational LLDPLocationAddressType = 1 - LLDPLocationAddressTypeCounty LLDPLocationAddressType = 2 - LLDPLocationAddressTypeCity LLDPLocationAddressType = 3 - LLDPLocationAddressTypeCityDivision LLDPLocationAddressType = 4 - LLDPLocationAddressTypeNeighborhood LLDPLocationAddressType = 5 - LLDPLocationAddressTypeStreet LLDPLocationAddressType = 6 - LLDPLocationAddressTypeLeadingStreet LLDPLocationAddressType = 16 - LLDPLocationAddressTypeTrailingStreet LLDPLocationAddressType = 17 - LLDPLocationAddressTypeStreetSuffix LLDPLocationAddressType = 18 - LLDPLocationAddressTypeHouseNum LLDPLocationAddressType = 19 - LLDPLocationAddressTypeHouseSuffix LLDPLocationAddressType = 20 - LLDPLocationAddressTypeLandmark LLDPLocationAddressType = 21 - LLDPLocationAddressTypeAdditional LLDPLocationAddressType = 22 - LLDPLocationAddressTypeName LLDPLocationAddressType = 23 - LLDPLocationAddressTypePostal LLDPLocationAddressType = 24 - LLDPLocationAddressTypeBuilding LLDPLocationAddressType = 25 - LLDPLocationAddressTypeUnit LLDPLocationAddressType = 26 - LLDPLocationAddressTypeFloor LLDPLocationAddressType = 27 - LLDPLocationAddressTypeRoom LLDPLocationAddressType = 28 - LLDPLocationAddressTypePlace LLDPLocationAddressType = 29 - LLDPLocationAddressTypeScript LLDPLocationAddressType = 128 -) - -type LLDPLocationCoordinate struct { - LatitudeResolution uint8 - Latitude uint64 - LongitudeResolution uint8 - Longitude uint64 - AltitudeType uint8 - AltitudeResolution uint16 - Altitude uint32 - Datum uint8 -} - -type LLDPLocationAddressLine struct { - Type LLDPLocationAddressType - Value string -} - -type LLDPLocationAddress struct { - What LLDPLocationAddressWhat - CountryCode string - AddressLines []LLDPLocationAddressLine -} - -type LLDPLocationECS struct { - ELIN string -} - -// LLDP represents a physical location. -// Only one of the embedded types will contain values, depending on Format. -type LLDPLocation struct { - Format LLDPLocationFormat - Coordinate LLDPLocationCoordinate - Address LLDPLocationAddress - ECS LLDPLocationECS -} - -type LLDPPowerViaMDI struct { - Type LLDPPowerType - Source LLDPPowerSource - Priority LLDPPowerPriority - Value uint16 -} - -// LLDPInfoMedia represents the information carried in TR-41 Org-specific TLVs -type LLDPInfoMedia struct { - MediaCapabilities LLDPMediaCapabilities - NetworkPolicy LLDPNetworkPolicy - Location LLDPLocation - PowerViaMDI LLDPPowerViaMDI - HardwareRevision string - FirmwareRevision string - SoftwareRevision string - SerialNumber string - Manufacturer string - Model string - AssetID string -} - -type LLDPCisco2Subtype uint8 - -// Cisco2 TLV Subtypes -const ( - LLDPCisco2PowerViaMDI LLDPCisco2Subtype = 1 -) - -const ( - LLDPCiscoPSESupport uint8 = 1 << 0 - LLDPCiscoArchShared uint8 = 1 << 1 - LLDPCiscoPDSparePair uint8 = 1 << 2 - LLDPCiscoPSESparePair uint8 = 1 << 3 -) - -// LLDPInfoCisco2 represents the information carried in Cisco Org-specific TLVs -type LLDPInfoCisco2 struct { - PSEFourWirePoESupported bool - PDSparePairArchitectureShared bool - PDRequestSparePairPoEOn bool - PSESparePairPoEOn bool -} - -// Profinet Subtypes -type LLDPProfinetSubtype uint8 - -const ( - LLDPProfinetPNIODelay LLDPProfinetSubtype = 1 - LLDPProfinetPNIOPortStatus LLDPProfinetSubtype = 2 - LLDPProfinetPNIOMRPPortStatus LLDPProfinetSubtype = 4 - LLDPProfinetPNIOChassisMAC LLDPProfinetSubtype = 5 - LLDPProfinetPNIOPTCPStatus LLDPProfinetSubtype = 6 -) - -type LLDPPNIODelay struct { - RXLocal uint32 - RXRemote uint32 - TXLocal uint32 - TXRemote uint32 - CableLocal uint32 -} - -type LLDPPNIOPortStatus struct { - Class2 uint16 - Class3 uint16 -} - -type LLDPPNIOMRPPortStatus struct { - UUID []byte - Status uint16 -} - -type LLDPPNIOPTCPStatus struct { - MasterAddress []byte - SubdomainUUID []byte - IRDataUUID []byte - PeriodValid bool - PeriodLength uint32 - RedPeriodValid bool - RedPeriodBegin uint32 - OrangePeriodValid bool - OrangePeriodBegin uint32 - GreenPeriodValid bool - GreenPeriodBegin uint32 -} - -// LLDPInfoProfinet represents the information carried in Profinet Org-specific TLVs -type LLDPInfoProfinet struct { - PNIODelay LLDPPNIODelay - PNIOPortStatus LLDPPNIOPortStatus - PNIOMRPPortStatus LLDPPNIOMRPPortStatus - ChassisMAC []byte - PNIOPTCPStatus LLDPPNIOPTCPStatus -} - -// LayerType returns gopacket.LayerTypeLinkLayerDiscovery. -func (c *LinkLayerDiscovery) LayerType() gopacket.LayerType { - return LayerTypeLinkLayerDiscovery -} - -func decodeLinkLayerDiscovery(data []byte, p gopacket.PacketBuilder) error { - var vals []LinkLayerDiscoveryValue - vData := data[0:] - for len(vData) > 0 { - nbit := vData[0] & 0x01 - t := LLDPTLVType(vData[0] >> 1) - val := LinkLayerDiscoveryValue{Type: t, Length: uint16(nbit)<<8 + uint16(vData[1])} - if val.Length > 0 { - val.Value = vData[2 : val.Length+2] - } - vals = append(vals, val) - if t == LLDPTLVEnd { - break - } - if len(vData) < int(2+val.Length) { - return errors.New("Malformed LinkLayerDiscovery Header") - } - vData = vData[2+val.Length:] - } - if len(vals) < 4 { - return errors.New("Missing mandatory LinkLayerDiscovery TLV") - } - c := &LinkLayerDiscovery{} - gotEnd := false - for _, v := range vals { - switch v.Type { - case LLDPTLVEnd: - gotEnd = true - case LLDPTLVChassisID: - if len(v.Value) < 2 { - return errors.New("Malformed LinkLayerDiscovery ChassisID TLV") - } - c.ChassisID.Subtype = LLDPChassisIDSubType(v.Value[0]) - c.ChassisID.ID = v.Value[1:] - case LLDPTLVPortID: - if len(v.Value) < 2 { - return errors.New("Malformed LinkLayerDiscovery PortID TLV") - } - c.PortID.Subtype = LLDPPortIDSubType(v.Value[0]) - c.PortID.ID = v.Value[1:] - case LLDPTLVTTL: - if len(v.Value) < 2 { - return errors.New("Malformed LinkLayerDiscovery TTL TLV") - } - c.TTL = binary.BigEndian.Uint16(v.Value[0:2]) - default: - c.Values = append(c.Values, v) - } - } - if c.ChassisID.Subtype == 0 || c.PortID.Subtype == 0 || !gotEnd { - return errors.New("Missing mandatory LinkLayerDiscovery TLV") - } - c.Contents = data - p.AddLayer(c) - - info := &LinkLayerDiscoveryInfo{} - p.AddLayer(info) - for _, v := range c.Values { - switch v.Type { - case LLDPTLVPortDescription: - info.PortDescription = string(v.Value) - case LLDPTLVSysName: - info.SysName = string(v.Value) - case LLDPTLVSysDescription: - info.SysDescription = string(v.Value) - case LLDPTLVSysCapabilities: - if err := checkLLDPTLVLen(v, 4); err != nil { - return err - } - info.SysCapabilities.SystemCap = getCapabilities(binary.BigEndian.Uint16(v.Value[0:2])) - info.SysCapabilities.EnabledCap = getCapabilities(binary.BigEndian.Uint16(v.Value[2:4])) - case LLDPTLVMgmtAddress: - if err := checkLLDPTLVLen(v, 9); err != nil { - return err - } - mlen := v.Value[0] - if err := checkLLDPTLVLen(v, int(mlen+7)); err != nil { - return err - } - info.MgmtAddress.Subtype = IANAAddressFamily(v.Value[1]) - info.MgmtAddress.Address = v.Value[2 : mlen+1] - info.MgmtAddress.InterfaceSubtype = LLDPInterfaceSubtype(v.Value[mlen+1]) - info.MgmtAddress.InterfaceNumber = binary.BigEndian.Uint32(v.Value[mlen+2 : mlen+6]) - olen := v.Value[mlen+6] - if err := checkLLDPTLVLen(v, int(mlen+6+olen)); err != nil { - return err - } - info.MgmtAddress.OID = string(v.Value[mlen+9 : mlen+9+olen]) - case LLDPTLVOrgSpecific: - if err := checkLLDPTLVLen(v, 4); err != nil { - return err - } - info.OrgTLVs = append(info.OrgTLVs, LLDPOrgSpecificTLV{IEEEOUI(binary.BigEndian.Uint32(append([]byte{byte(0)}, v.Value[0:3]...))), uint8(v.Value[3]), v.Value[4:]}) - } - } - return nil -} - -func (l *LinkLayerDiscoveryInfo) Decode8021() (info LLDPInfo8021, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUI8021 { - continue - } - switch o.SubType { - case LLDP8021SubtypePortVLANID: - if err = checkLLDPOrgSpecificLen(o, 2); err != nil { - return - } - info.PVID = binary.BigEndian.Uint16(o.Info[0:2]) - case LLDP8021SubtypeProtocolVLANID: - if err = checkLLDPOrgSpecificLen(o, 3); err != nil { - return - } - sup := (o.Info[0]&LLDPProtocolVLANIDCapability > 0) - en := (o.Info[0]&LLDPProtocolVLANIDStatus > 0) - id := binary.BigEndian.Uint16(o.Info[1:3]) - info.PPVIDs = append(info.PPVIDs, PortProtocolVLANID{sup, en, id}) - case LLDP8021SubtypeVLANName: - if err = checkLLDPOrgSpecificLen(o, 2); err != nil { - return - } - id := binary.BigEndian.Uint16(o.Info[0:2]) - info.VLANNames = append(info.VLANNames, VLANName{id, string(o.Info[3:])}) - case LLDP8021SubtypeProtocolIdentity: - if err = checkLLDPOrgSpecificLen(o, 1); err != nil { - return - } - l := int(o.Info[0]) - if l > 0 { - info.ProtocolIdentities = append(info.ProtocolIdentities, o.Info[1:1+l]) - } - case LLDP8021SubtypeVDIUsageDigest: - if err = checkLLDPOrgSpecificLen(o, 4); err != nil { - return - } - info.VIDUsageDigest = binary.BigEndian.Uint32(o.Info[0:4]) - case LLDP8021SubtypeManagementVID: - if err = checkLLDPOrgSpecificLen(o, 2); err != nil { - return - } - info.ManagementVID = binary.BigEndian.Uint16(o.Info[0:2]) - case LLDP8021SubtypeLinkAggregation: - if err = checkLLDPOrgSpecificLen(o, 5); err != nil { - return - } - sup := (o.Info[0]&LLDPAggregationCapability > 0) - en := (o.Info[0]&LLDPAggregationStatus > 0) - info.LinkAggregation = LLDPLinkAggregation{sup, en, binary.BigEndian.Uint32(o.Info[1:5])} - } - } - return -} - -func (l *LinkLayerDiscoveryInfo) Decode8023() (info LLDPInfo8023, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUI8023 { - continue - } - switch o.SubType { - case LLDP8023SubtypeMACPHY: - if err = checkLLDPOrgSpecificLen(o, 5); err != nil { - return - } - sup := (o.Info[0]&LLDPMACPHYCapability > 0) - en := (o.Info[0]&LLDPMACPHYStatus > 0) - ca := binary.BigEndian.Uint16(o.Info[1:3]) - mau := binary.BigEndian.Uint16(o.Info[3:5]) - info.MACPHYConfigStatus = LLDPMACPHYConfigStatus{sup, en, ca, mau} - case LLDP8023SubtypeMDIPower: - if err = checkLLDPOrgSpecificLen(o, 3); err != nil { - return - } - info.PowerViaMDI.PortClassPSE = (o.Info[0]&LLDPMDIPowerPortClass > 0) - info.PowerViaMDI.PSESupported = (o.Info[0]&LLDPMDIPowerCapability > 0) - info.PowerViaMDI.PSEEnabled = (o.Info[0]&LLDPMDIPowerStatus > 0) - info.PowerViaMDI.PSEPairsAbility = (o.Info[0]&LLDPMDIPowerPairsAbility > 0) - info.PowerViaMDI.PSEPowerPair = uint8(o.Info[1]) - info.PowerViaMDI.PSEClass = uint8(o.Info[2]) - if len(o.Info) >= 7 { - info.PowerViaMDI.Type = LLDPPowerType((o.Info[3] & 0xc0) >> 6) - info.PowerViaMDI.Source = LLDPPowerSource((o.Info[3] & 0x30) >> 4) - if info.PowerViaMDI.Type == 1 || info.PowerViaMDI.Type == 3 { - info.PowerViaMDI.Source += 128 // For Stringify purposes - } - info.PowerViaMDI.Priority = LLDPPowerPriority(o.Info[3] & 0x0f) - info.PowerViaMDI.Requested = binary.BigEndian.Uint16(o.Info[4:6]) - info.PowerViaMDI.Allocated = binary.BigEndian.Uint16(o.Info[6:8]) - } - case LLDP8023SubtypeLinkAggregation: - if err = checkLLDPOrgSpecificLen(o, 5); err != nil { - return - } - sup := (o.Info[0]&LLDPAggregationCapability > 0) - en := (o.Info[0]&LLDPAggregationStatus > 0) - info.LinkAggregation = LLDPLinkAggregation{sup, en, binary.BigEndian.Uint32(o.Info[1:5])} - case LLDP8023SubtypeMTU: - if err = checkLLDPOrgSpecificLen(o, 2); err != nil { - return - } - info.MTU = binary.BigEndian.Uint16(o.Info[0:2]) - } - } - return -} - -func (l *LinkLayerDiscoveryInfo) Decode8021Qbg() (info LLDPInfo8021Qbg, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUI8021Qbg { - continue - } - switch o.SubType { - case LLDP8021QbgEVB: - if err = checkLLDPOrgSpecificLen(o, 9); err != nil { - return - } - info.EVBSettings.Supported = getEVBCapabilities(binary.BigEndian.Uint16(o.Info[0:2])) - info.EVBSettings.Enabled = getEVBCapabilities(binary.BigEndian.Uint16(o.Info[2:4])) - info.EVBSettings.SupportedVSIs = binary.BigEndian.Uint16(o.Info[4:6]) - info.EVBSettings.ConfiguredVSIs = binary.BigEndian.Uint16(o.Info[6:8]) - info.EVBSettings.RTEExponent = uint8(o.Info[8]) - } - } - return -} - -func (l *LinkLayerDiscoveryInfo) DecodeMedia() (info LLDPInfoMedia, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUIMedia { - continue - } - switch LLDPMediaSubtype(o.SubType) { - case LLDPMediaTypeCapabilities: - if err = checkLLDPOrgSpecificLen(o, 3); err != nil { - return - } - b := binary.BigEndian.Uint16(o.Info[0:2]) - info.MediaCapabilities.Capabilities = (b & LLDPMediaCapsLLDP) > 0 - info.MediaCapabilities.NetworkPolicy = (b & LLDPMediaCapsNetwork) > 0 - info.MediaCapabilities.Location = (b & LLDPMediaCapsLocation) > 0 - info.MediaCapabilities.PowerPSE = (b & LLDPMediaCapsPowerPSE) > 0 - info.MediaCapabilities.PowerPD = (b & LLDPMediaCapsPowerPD) > 0 - info.MediaCapabilities.Inventory = (b & LLDPMediaCapsInventory) > 0 - info.MediaCapabilities.Class = LLDPMediaClass(o.Info[2]) - case LLDPMediaTypeNetwork: - if err = checkLLDPOrgSpecificLen(o, 4); err != nil { - return - } - info.NetworkPolicy.ApplicationType = LLDPApplicationType(o.Info[0]) - b := binary.BigEndian.Uint16(o.Info[1:3]) - info.NetworkPolicy.Defined = (b & 0x8000) == 0 - info.NetworkPolicy.Tagged = (b & 0x4000) > 0 - info.NetworkPolicy.VLANId = (b & 0x1ffe) >> 1 - b = binary.BigEndian.Uint16(o.Info[2:4]) - info.NetworkPolicy.L2Priority = (b & 0x01c0) >> 6 - info.NetworkPolicy.DSCPValue = uint8(o.Info[3] & 0x3f) - case LLDPMediaTypeLocation: - if err = checkLLDPOrgSpecificLen(o, 1); err != nil { - return - } - info.Location.Format = LLDPLocationFormat(o.Info[0]) - o.Info = o.Info[1:] - switch info.Location.Format { - case LLDPLocationFormatCoordinate: - if err = checkLLDPOrgSpecificLen(o, 16); err != nil { - return - } - info.Location.Coordinate.LatitudeResolution = uint8(o.Info[0]&0xfc) >> 2 - b := binary.BigEndian.Uint64(o.Info[0:8]) - info.Location.Coordinate.Latitude = (b & 0x03ffffffff000000) >> 24 - info.Location.Coordinate.LongitudeResolution = uint8(o.Info[5]&0xfc) >> 2 - b = binary.BigEndian.Uint64(o.Info[5:13]) - info.Location.Coordinate.Longitude = (b & 0x03ffffffff000000) >> 24 - info.Location.Coordinate.AltitudeType = uint8((o.Info[10] & 0x30) >> 4) - b1 := binary.BigEndian.Uint16(o.Info[10:12]) - info.Location.Coordinate.AltitudeResolution = (b1 & 0xfc0) >> 6 - b2 := binary.BigEndian.Uint32(o.Info[11:15]) - info.Location.Coordinate.Altitude = b2 & 0x3fffffff - info.Location.Coordinate.Datum = uint8(o.Info[15]) - case LLDPLocationFormatAddress: - if err = checkLLDPOrgSpecificLen(o, 3); err != nil { - return - } - //ll := uint8(o.Info[0]) - info.Location.Address.What = LLDPLocationAddressWhat(o.Info[1]) - info.Location.Address.CountryCode = string(o.Info[2:4]) - data := o.Info[4:] - for len(data) > 1 { - aType := LLDPLocationAddressType(data[0]) - aLen := int(data[1]) - if len(data) >= aLen+2 { - info.Location.Address.AddressLines = append(info.Location.Address.AddressLines, LLDPLocationAddressLine{aType, string(data[2 : aLen+2])}) - data = data[aLen+2:] - } else { - break - } - } - case LLDPLocationFormatECS: - info.Location.ECS.ELIN = string(o.Info) - } - case LLDPMediaTypePower: - if err = checkLLDPOrgSpecificLen(o, 3); err != nil { - return - } - info.PowerViaMDI.Type = LLDPPowerType((o.Info[0] & 0xc0) >> 6) - info.PowerViaMDI.Source = LLDPPowerSource((o.Info[0] & 0x30) >> 4) - if info.PowerViaMDI.Type == 1 || info.PowerViaMDI.Type == 3 { - info.PowerViaMDI.Source += 128 // For Stringify purposes - } - info.PowerViaMDI.Priority = LLDPPowerPriority(o.Info[0] & 0x0f) - info.PowerViaMDI.Value = binary.BigEndian.Uint16(o.Info[1:3]) * 100 // 0 to 102.3 w, 0.1W increments - case LLDPMediaTypeHardware: - info.HardwareRevision = string(o.Info) - case LLDPMediaTypeFirmware: - info.FirmwareRevision = string(o.Info) - case LLDPMediaTypeSoftware: - info.SoftwareRevision = string(o.Info) - case LLDPMediaTypeSerial: - info.SerialNumber = string(o.Info) - case LLDPMediaTypeManufacturer: - info.Manufacturer = string(o.Info) - case LLDPMediaTypeModel: - info.Model = string(o.Info) - case LLDPMediaTypeAssetID: - info.AssetID = string(o.Info) - } - } - return -} - -func (l *LinkLayerDiscoveryInfo) DecodeCisco2() (info LLDPInfoCisco2, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUICisco2 { - continue - } - switch LLDPCisco2Subtype(o.SubType) { - case LLDPCisco2PowerViaMDI: - if err = checkLLDPOrgSpecificLen(o, 1); err != nil { - return - } - info.PSEFourWirePoESupported = (o.Info[0] & LLDPCiscoPSESupport) > 0 - info.PDSparePairArchitectureShared = (o.Info[0] & LLDPCiscoArchShared) > 0 - info.PDRequestSparePairPoEOn = (o.Info[0] & LLDPCiscoPDSparePair) > 0 - info.PSESparePairPoEOn = (o.Info[0] & LLDPCiscoPSESparePair) > 0 - } - } - return -} - -func (l *LinkLayerDiscoveryInfo) DecodeProfinet() (info LLDPInfoProfinet, err error) { - for _, o := range l.OrgTLVs { - if o.OUI != IEEEOUIProfinet { - continue - } - switch LLDPProfinetSubtype(o.SubType) { - case LLDPProfinetPNIODelay: - if err = checkLLDPOrgSpecificLen(o, 20); err != nil { - return - } - info.PNIODelay.RXLocal = binary.BigEndian.Uint32(o.Info[0:4]) - info.PNIODelay.RXRemote = binary.BigEndian.Uint32(o.Info[4:8]) - info.PNIODelay.TXLocal = binary.BigEndian.Uint32(o.Info[8:12]) - info.PNIODelay.TXRemote = binary.BigEndian.Uint32(o.Info[12:16]) - info.PNIODelay.CableLocal = binary.BigEndian.Uint32(o.Info[16:20]) - case LLDPProfinetPNIOPortStatus: - if err = checkLLDPOrgSpecificLen(o, 4); err != nil { - return - } - info.PNIOPortStatus.Class2 = binary.BigEndian.Uint16(o.Info[0:2]) - info.PNIOPortStatus.Class3 = binary.BigEndian.Uint16(o.Info[2:4]) - case LLDPProfinetPNIOMRPPortStatus: - if err = checkLLDPOrgSpecificLen(o, 18); err != nil { - return - } - info.PNIOMRPPortStatus.UUID = o.Info[0:16] - info.PNIOMRPPortStatus.Status = binary.BigEndian.Uint16(o.Info[16:18]) - case LLDPProfinetPNIOChassisMAC: - if err = checkLLDPOrgSpecificLen(o, 6); err != nil { - return - } - info.ChassisMAC = o.Info[0:6] - case LLDPProfinetPNIOPTCPStatus: - if err = checkLLDPOrgSpecificLen(o, 54); err != nil { - return - } - info.PNIOPTCPStatus.MasterAddress = o.Info[0:6] - info.PNIOPTCPStatus.SubdomainUUID = o.Info[6:22] - info.PNIOPTCPStatus.IRDataUUID = o.Info[22:38] - b := binary.BigEndian.Uint32(o.Info[38:42]) - info.PNIOPTCPStatus.PeriodValid = (b & 0x80000000) > 0 - info.PNIOPTCPStatus.PeriodLength = b & 0x7fffffff - b = binary.BigEndian.Uint32(o.Info[42:46]) - info.PNIOPTCPStatus.RedPeriodValid = (b & 0x80000000) > 0 - info.PNIOPTCPStatus.RedPeriodBegin = b & 0x7fffffff - b = binary.BigEndian.Uint32(o.Info[46:50]) - info.PNIOPTCPStatus.OrangePeriodValid = (b & 0x80000000) > 0 - info.PNIOPTCPStatus.OrangePeriodBegin = b & 0x7fffffff - b = binary.BigEndian.Uint32(o.Info[50:54]) - info.PNIOPTCPStatus.GreenPeriodValid = (b & 0x80000000) > 0 - info.PNIOPTCPStatus.GreenPeriodBegin = b & 0x7fffffff - } - } - return -} - -// LayerType returns gopacket.LayerTypeLinkLayerDiscoveryInfo. -func (c *LinkLayerDiscoveryInfo) LayerType() gopacket.LayerType { - return LayerTypeLinkLayerDiscoveryInfo -} - -func getCapabilities(v uint16) (c LLDPCapabilities) { - c.Other = (v&LLDPCapsOther > 0) - c.Repeater = (v&LLDPCapsRepeater > 0) - c.Bridge = (v&LLDPCapsBridge > 0) - c.WLANAP = (v&LLDPCapsWLANAP > 0) - c.Router = (v&LLDPCapsRouter > 0) - c.Phone = (v&LLDPCapsPhone > 0) - c.DocSis = (v&LLDPCapsDocSis > 0) - c.StationOnly = (v&LLDPCapsStationOnly > 0) - c.CVLAN = (v&LLDPCapsCVLAN > 0) - c.SVLAN = (v&LLDPCapsSVLAN > 0) - c.TMPR = (v&LLDPCapsTmpr > 0) - return -} - -func getEVBCapabilities(v uint16) (c LLDPEVBCapabilities) { - c.StandardBridging = (v & LLDPEVBCapsSTD) > 0 - c.StandardBridging = (v & LLDPEVBCapsSTD) > 0 - c.ReflectiveRelay = (v & LLDPEVBCapsRR) > 0 - c.RetransmissionTimerExponent = (v & LLDPEVBCapsRTE) > 0 - c.EdgeControlProtocol = (v & LLDPEVBCapsECP) > 0 - c.VSIDiscoveryProtocol = (v & LLDPEVBCapsVDP) > 0 - return -} - -func (t LLDPTLVType) String() (s string) { - switch t { - case LLDPTLVEnd: - s = "TLV End" - case LLDPTLVChassisID: - s = "Chassis ID" - case LLDPTLVPortID: - s = "Port ID" - case LLDPTLVTTL: - s = "TTL" - case LLDPTLVPortDescription: - s = "Port Description" - case LLDPTLVSysName: - s = "System Name" - case LLDPTLVSysDescription: - s = "System Description" - case LLDPTLVSysCapabilities: - s = "System Capabilities" - case LLDPTLVMgmtAddress: - s = "Management Address" - case LLDPTLVOrgSpecific: - s = "Organisation Specific" - default: - s = "Unknown" - } - return -} - -func (t LLDPChassisIDSubType) String() (s string) { - switch t { - case LLDPChassisIDSubTypeReserved: - s = "Reserved" - case LLDPChassisIDSubTypeChassisComp: - s = "Chassis Component" - case LLDPChassisIDSubtypeIfaceAlias: - s = "Interface Alias" - case LLDPChassisIDSubTypePortComp: - s = "Port Component" - case LLDPChassisIDSubTypeMACAddr: - s = "MAC Address" - case LLDPChassisIDSubTypeNetworkAddr: - s = "Network Address" - case LLDPChassisIDSubtypeIfaceName: - s = "Interface Name" - case LLDPChassisIDSubTypeLocal: - s = "Local" - default: - s = "Unknown" - } - return -} - -func (t LLDPPortIDSubType) String() (s string) { - switch t { - case LLDPPortIDSubtypeReserved: - s = "Reserved" - case LLDPPortIDSubtypeIfaceAlias: - s = "Interface Alias" - case LLDPPortIDSubtypePortComp: - s = "Port Component" - case LLDPPortIDSubtypeMACAddr: - s = "MAC Address" - case LLDPPortIDSubtypeNetworkAddr: - s = "Network Address" - case LLDPPortIDSubtypeIfaceName: - s = "Interface Name" - case LLDPPortIDSubtypeAgentCircuitID: - s = "Agent Circuit ID" - case LLDPPortIDSubtypeLocal: - s = "Local" - default: - s = "Unknown" - } - return -} - -func (t IANAAddressFamily) String() (s string) { - switch t { - case IANAAddressFamilyReserved: - s = "Reserved" - case IANAAddressFamilyIPV4: - s = "IPv4" - case IANAAddressFamilyIPV6: - s = "IPv6" - case IANAAddressFamilyNSAP: - s = "NSAP" - case IANAAddressFamilyHDLC: - s = "HDLC" - case IANAAddressFamilyBBN1822: - s = "BBN 1822" - case IANAAddressFamily802: - s = "802 media plus Ethernet 'canonical format'" - case IANAAddressFamilyE163: - s = "E.163" - case IANAAddressFamilyE164: - s = "E.164 (SMDS, Frame Relay, ATM)" - case IANAAddressFamilyF69: - s = "F.69 (Telex)" - case IANAAddressFamilyX121: - s = "X.121, X.25, Frame Relay" - case IANAAddressFamilyIPX: - s = "IPX" - case IANAAddressFamilyAtalk: - s = "Appletalk" - case IANAAddressFamilyDecnet: - s = "Decnet IV" - case IANAAddressFamilyBanyan: - s = "Banyan Vines" - case IANAAddressFamilyE164NSAP: - s = "E.164 with NSAP format subaddress" - case IANAAddressFamilyDNS: - s = "DNS" - case IANAAddressFamilyDistname: - s = "Distinguished Name" - case IANAAddressFamilyASNumber: - s = "AS Number" - case IANAAddressFamilyXTPIPV4: - s = "XTP over IP version 4" - case IANAAddressFamilyXTPIPV6: - s = "XTP over IP version 6" - case IANAAddressFamilyXTP: - s = "XTP native mode XTP" - case IANAAddressFamilyFcWWPN: - s = "Fibre Channel World-Wide Port Name" - case IANAAddressFamilyFcWWNN: - s = "Fibre Channel World-Wide Node Name" - case IANAAddressFamilyGWID: - s = "GWID" - case IANAAddressFamilyL2VPN: - s = "AFI for Layer 2 VPN" - default: - s = "Unknown" - } - return -} - -func (t LLDPInterfaceSubtype) String() (s string) { - switch t { - case LLDPInterfaceSubtypeUnknown: - s = "Unknown" - case LLDPInterfaceSubtypeifIndex: - s = "IfIndex" - case LLDPInterfaceSubtypeSysPort: - s = "System Port Number" - default: - s = "Unknown" - } - return -} - -func (t LLDPPowerType) String() (s string) { - switch t { - case 0: - s = "Type 2 PSE Device" - case 1: - s = "Type 2 PD Device" - case 2: - s = "Type 1 PSE Device" - case 3: - s = "Type 1 PD Device" - default: - s = "Unknown" - } - return -} - -func (t LLDPPowerSource) String() (s string) { - switch t { - // PD Device - case 0: - s = "Unknown" - case 1: - s = "PSE" - case 2: - s = "Local" - case 3: - s = "PSE and Local" - // PSE Device (Actual value + 128) - case 128: - s = "Unknown" - case 129: - s = "Primary Power Source" - case 130: - s = "Backup Power Source" - default: - s = "Unknown" - } - return -} - -func (t LLDPPowerPriority) String() (s string) { - switch t { - case 0: - s = "Unknown" - case 1: - s = "Critical" - case 2: - s = "High" - case 3: - s = "Low" - default: - s = "Unknown" - } - return -} - -func (t LLDPMediaSubtype) String() (s string) { - switch t { - case LLDPMediaTypeCapabilities: - s = "Media Capabilities " - case LLDPMediaTypeNetwork: - s = "Network Policy" - case LLDPMediaTypeLocation: - s = "Location Identification" - case LLDPMediaTypePower: - s = "Extended Power-via-MDI" - case LLDPMediaTypeHardware: - s = "Hardware Revision" - case LLDPMediaTypeFirmware: - s = "Firmware Revision" - case LLDPMediaTypeSoftware: - s = "Software Revision" - case LLDPMediaTypeSerial: - s = "Serial Number" - case LLDPMediaTypeManufacturer: - s = "Manufacturer" - case LLDPMediaTypeModel: - s = "Model" - case LLDPMediaTypeAssetID: - s = "Asset ID" - default: - s = "Unknown" - } - return -} - -func (t LLDPMediaClass) String() (s string) { - switch t { - case LLDPMediaClassUndefined: - s = "Undefined" - case LLDPMediaClassEndpointI: - s = "Endpoint Class I" - case LLDPMediaClassEndpointII: - s = "Endpoint Class II" - case LLDPMediaClassEndpointIII: - s = "Endpoint Class III" - case LLDPMediaClassNetwork: - s = "Network connectivity " - default: - s = "Unknown" - } - return -} - -func (t LLDPApplicationType) String() (s string) { - switch t { - case LLDPAppTypeReserved: - s = "Reserved" - case LLDPAppTypeVoice: - s = "Voice" - case LLDPappTypeVoiceSignaling: - s = "Voice Signaling" - case LLDPappTypeGuestVoice: - s = "Guest Voice" - case LLDPappTypeGuestVoiceSignaling: - s = "Guest Voice Signaling" - case LLDPappTypeSoftphoneVoice: - s = "Softphone Voice" - case LLDPappTypeVideoConferencing: - s = "Video Conferencing" - case LLDPappTypeStreamingVideo: - s = "Streaming Video" - case LLDPappTypeVideoSignaling: - s = "Video Signaling" - default: - s = "Unknown" - } - return -} - -func (t LLDPLocationFormat) String() (s string) { - switch t { - case LLDPLocationFormatInvalid: - s = "Invalid" - case LLDPLocationFormatCoordinate: - s = "Coordinate-based LCI" - case LLDPLocationFormatAddress: - s = "Address-based LCO" - case LLDPLocationFormatECS: - s = "ECS ELIN" - default: - s = "Unknown" - } - return -} - -func (t LLDPLocationAddressType) String() (s string) { - switch t { - case LLDPLocationAddressTypeLanguage: - s = "Language" - case LLDPLocationAddressTypeNational: - s = "National subdivisions (province, state, etc)" - case LLDPLocationAddressTypeCounty: - s = "County, parish, district" - case LLDPLocationAddressTypeCity: - s = "City, township" - case LLDPLocationAddressTypeCityDivision: - s = "City division, borough, ward" - case LLDPLocationAddressTypeNeighborhood: - s = "Neighborhood, block" - case LLDPLocationAddressTypeStreet: - s = "Street" - case LLDPLocationAddressTypeLeadingStreet: - s = "Leading street direction" - case LLDPLocationAddressTypeTrailingStreet: - s = "Trailing street suffix" - case LLDPLocationAddressTypeStreetSuffix: - s = "Street suffix" - case LLDPLocationAddressTypeHouseNum: - s = "House number" - case LLDPLocationAddressTypeHouseSuffix: - s = "House number suffix" - case LLDPLocationAddressTypeLandmark: - s = "Landmark or vanity address" - case LLDPLocationAddressTypeAdditional: - s = "Additional location information" - case LLDPLocationAddressTypeName: - s = "Name" - case LLDPLocationAddressTypePostal: - s = "Postal/ZIP code" - case LLDPLocationAddressTypeBuilding: - s = "Building" - case LLDPLocationAddressTypeUnit: - s = "Unit" - case LLDPLocationAddressTypeFloor: - s = "Floor" - case LLDPLocationAddressTypeRoom: - s = "Room number" - case LLDPLocationAddressTypePlace: - s = "Place type" - case LLDPLocationAddressTypeScript: - s = "Script" - default: - s = "Unknown" - } - return -} - -func checkLLDPTLVLen(v LinkLayerDiscoveryValue, l int) (err error) { - if len(v.Value) < l { - err = fmt.Errorf("Invalid TLV %v length %d (wanted mimimum %v", v.Type, len(v.Value), l) - } - return -} - -func checkLLDPOrgSpecificLen(o LLDPOrgSpecificTLV, l int) (err error) { - if len(o.Info) < l { - err = fmt.Errorf("Invalid Org Specific TLV %v length %d (wanted minimum %v)", o.SubType, len(o.Info), l) - } - return -} |