diff options
Diffstat (limited to 'vendor/github.com/google/gopacket/layers/dot11.go')
| -rw-r--r-- | vendor/github.com/google/gopacket/layers/dot11.go | 1430 |
1 files changed, 0 insertions, 1430 deletions
diff --git a/vendor/github.com/google/gopacket/layers/dot11.go b/vendor/github.com/google/gopacket/layers/dot11.go deleted file mode 100644 index 1b53026..0000000 --- a/vendor/github.com/google/gopacket/layers/dot11.go +++ /dev/null @@ -1,1430 +0,0 @@ -// Copyright 2014 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. - -// See http://standards.ieee.org/findstds/standard/802.11-2012.html for info on -// all of the layers in this file. - -package layers - -import ( - "bytes" - "encoding/binary" - "fmt" - "hash/crc32" - "net" - - "github.com/google/gopacket" -) - -// Dot11Flags contains the set of 8 flags in the IEEE 802.11 frame control -// header, all in one place. -type Dot11Flags uint8 - -const ( - Dot11FlagsToDS Dot11Flags = 1 << iota - Dot11FlagsFromDS - Dot11FlagsMF - Dot11FlagsRetry - Dot11FlagsPowerManagement - Dot11FlagsMD - Dot11FlagsWEP - Dot11FlagsOrder -) - -func (d Dot11Flags) ToDS() bool { - return d&Dot11FlagsToDS != 0 -} -func (d Dot11Flags) FromDS() bool { - return d&Dot11FlagsFromDS != 0 -} -func (d Dot11Flags) MF() bool { - return d&Dot11FlagsMF != 0 -} -func (d Dot11Flags) Retry() bool { - return d&Dot11FlagsRetry != 0 -} -func (d Dot11Flags) PowerManagement() bool { - return d&Dot11FlagsPowerManagement != 0 -} -func (d Dot11Flags) MD() bool { - return d&Dot11FlagsMD != 0 -} -func (d Dot11Flags) WEP() bool { - return d&Dot11FlagsWEP != 0 -} -func (d Dot11Flags) Order() bool { - return d&Dot11FlagsOrder != 0 -} - -// String provides a human readable string for Dot11Flags. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11Flags value, not its string. -func (a Dot11Flags) String() string { - var out bytes.Buffer - if a.ToDS() { - out.WriteString("TO-DS,") - } - if a.FromDS() { - out.WriteString("FROM-DS,") - } - if a.MF() { - out.WriteString("MF,") - } - if a.Retry() { - out.WriteString("Retry,") - } - if a.PowerManagement() { - out.WriteString("PowerManagement,") - } - if a.MD() { - out.WriteString("MD,") - } - if a.WEP() { - out.WriteString("WEP,") - } - if a.Order() { - out.WriteString("Order,") - } - - if length := out.Len(); length > 0 { - return string(out.Bytes()[:length-1]) // strip final comma - } - return "" -} - -type Dot11Reason uint16 - -// TODO: Verify these reasons, and append more reasons if necessary. - -const ( - Dot11ReasonReserved Dot11Reason = 1 - Dot11ReasonUnspecified Dot11Reason = 2 - Dot11ReasonAuthExpired Dot11Reason = 3 - Dot11ReasonDeauthStLeaving Dot11Reason = 4 - Dot11ReasonInactivity Dot11Reason = 5 - Dot11ReasonApFull Dot11Reason = 6 - Dot11ReasonClass2FromNonAuth Dot11Reason = 7 - Dot11ReasonClass3FromNonAss Dot11Reason = 8 - Dot11ReasonDisasStLeaving Dot11Reason = 9 - Dot11ReasonStNotAuth Dot11Reason = 10 -) - -// String provides a human readable string for Dot11Reason. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11Reason value, not its string. -func (a Dot11Reason) String() string { - switch a { - case Dot11ReasonReserved: - return "Reserved" - case Dot11ReasonUnspecified: - return "Unspecified" - case Dot11ReasonAuthExpired: - return "Auth. expired" - case Dot11ReasonDeauthStLeaving: - return "Deauth. st. leaving" - case Dot11ReasonInactivity: - return "Inactivity" - case Dot11ReasonApFull: - return "Ap. full" - case Dot11ReasonClass2FromNonAuth: - return "Class2 from non auth." - case Dot11ReasonClass3FromNonAss: - return "Class3 from non ass." - case Dot11ReasonDisasStLeaving: - return "Disass st. leaving" - case Dot11ReasonStNotAuth: - return "St. not auth." - default: - return "Unknown reason" - } -} - -type Dot11Status uint16 - -const ( - Dot11StatusSuccess Dot11Status = 0 - Dot11StatusFailure Dot11Status = 1 // Unspecified failure - Dot11StatusCannotSupportAllCapabilities Dot11Status = 10 // Cannot support all requested capabilities in the Capability Information field - Dot11StatusInabilityExistsAssociation Dot11Status = 11 // Reassociation denied due to inability to confirm that association exists - Dot11StatusAssociationDenied Dot11Status = 12 // Association denied due to reason outside the scope of this standard - Dot11StatusAlgorithmUnsupported Dot11Status = 13 // Responding station does not support the specified authentication algorithm - Dot11StatusOufOfExpectedSequence Dot11Status = 14 // Received an Authentication frame with authentication transaction sequence number out of expected sequence - Dot11StatusChallengeFailure Dot11Status = 15 // Authentication rejected because of challenge failure - Dot11StatusTimeout Dot11Status = 16 // Authentication rejected due to timeout waiting for next frame in sequence - Dot11StatusAPUnableToHandle Dot11Status = 17 // Association denied because AP is unable to handle additional associated stations - Dot11StatusRateUnsupported Dot11Status = 18 // Association denied due to requesting station not supporting all of the data rates in the BSSBasicRateSet parameter -) - -// String provides a human readable string for Dot11Status. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11Status value, not its string. -func (a Dot11Status) String() string { - switch a { - case Dot11StatusSuccess: - return "success" - case Dot11StatusFailure: - return "failure" - case Dot11StatusCannotSupportAllCapabilities: - return "cannot-support-all-capabilities" - case Dot11StatusInabilityExistsAssociation: - return "inability-exists-association" - case Dot11StatusAssociationDenied: - return "association-denied" - case Dot11StatusAlgorithmUnsupported: - return "algorithm-unsupported" - case Dot11StatusOufOfExpectedSequence: - return "out-of-expected-sequence" - case Dot11StatusChallengeFailure: - return "challenge-failure" - case Dot11StatusTimeout: - return "timeout" - case Dot11StatusAPUnableToHandle: - return "ap-unable-to-handle" - case Dot11StatusRateUnsupported: - return "rate-unsupported" - default: - return "unknown status" - } -} - -type Dot11AckPolicy uint8 - -const ( - Dot11AckPolicyNormal Dot11AckPolicy = 0 - Dot11AckPolicyNone Dot11AckPolicy = 1 - Dot11AckPolicyNoExplicit Dot11AckPolicy = 2 - Dot11AckPolicyBlock Dot11AckPolicy = 3 -) - -// String provides a human readable string for Dot11AckPolicy. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11AckPolicy value, not its string. -func (a Dot11AckPolicy) String() string { - switch a { - case Dot11AckPolicyNormal: - return "normal-ack" - case Dot11AckPolicyNone: - return "no-ack" - case Dot11AckPolicyNoExplicit: - return "no-explicit-ack" - case Dot11AckPolicyBlock: - return "block-ack" - default: - return "unknown-ack-policy" - } -} - -type Dot11Algorithm uint16 - -const ( - Dot11AlgorithmOpen Dot11Algorithm = 0 - Dot11AlgorithmSharedKey Dot11Algorithm = 1 -) - -// String provides a human readable string for Dot11Algorithm. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11Algorithm value, not its string. -func (a Dot11Algorithm) String() string { - switch a { - case Dot11AlgorithmOpen: - return "open" - case Dot11AlgorithmSharedKey: - return "shared-key" - default: - return "unknown-algorithm" - } -} - -type Dot11InformationElementID uint8 - -// TODO: Verify these element ids, and append more ids if more. - -const ( - Dot11InformationElementIDSSID Dot11InformationElementID = 0 - Dot11InformationElementIDRates Dot11InformationElementID = 1 - Dot11InformationElementIDFHSet Dot11InformationElementID = 2 - Dot11InformationElementIDDSSet Dot11InformationElementID = 3 - Dot11InformationElementIDCFSet Dot11InformationElementID = 4 - Dot11InformationElementIDTIM Dot11InformationElementID = 5 - Dot11InformationElementIDIBSSSet Dot11InformationElementID = 6 - Dot11InformationElementIDChallenge Dot11InformationElementID = 16 - Dot11InformationElementIDERPInfo Dot11InformationElementID = 42 - Dot11InformationElementIDQOSCapability Dot11InformationElementID = 46 - Dot11InformationElementIDERPInfo2 Dot11InformationElementID = 47 - Dot11InformationElementIDRSNInfo Dot11InformationElementID = 48 - Dot11InformationElementIDESRates Dot11InformationElementID = 50 - Dot11InformationElementIDVendor Dot11InformationElementID = 221 - Dot11InformationElementIDReserved Dot11InformationElementID = 68 -) - -// String provides a human readable string for Dot11InformationElementID. -// This string is possibly subject to change over time; if you're storing this -// persistently, you should probably store the Dot11InformationElementID value, -// not its string. -func (a Dot11InformationElementID) String() string { - switch a { - case Dot11InformationElementIDSSID: - return "SSID" - case Dot11InformationElementIDRates: - return "Rates" - case Dot11InformationElementIDFHSet: - return "FHset" - case Dot11InformationElementIDDSSet: - return "DSset" - case Dot11InformationElementIDCFSet: - return "CFset" - case Dot11InformationElementIDTIM: - return "TIM" - case Dot11InformationElementIDIBSSSet: - return "IBSSset" - case Dot11InformationElementIDChallenge: - return "Challenge" - case Dot11InformationElementIDERPInfo: - return "ERPinfo" - case Dot11InformationElementIDQOSCapability: - return "QOS capability" - case Dot11InformationElementIDERPInfo2: - return "ERPinfo2" - case Dot11InformationElementIDRSNInfo: - return "RSNinfo" - case Dot11InformationElementIDESRates: - return "ESrates" - case Dot11InformationElementIDVendor: - return "Vendor" - case Dot11InformationElementIDReserved: - return "Reserved" - default: - return "Unknown information element id" - } -} - -// Dot11 provides an IEEE 802.11 base packet header. -// See http://standards.ieee.org/findstds/standard/802.11-2012.html -// for excrutiating detail. -type Dot11 struct { - BaseLayer - Type Dot11Type - Proto uint8 - Flags Dot11Flags - DurationID uint16 - Address1 net.HardwareAddr - Address2 net.HardwareAddr - Address3 net.HardwareAddr - Address4 net.HardwareAddr - SequenceNumber uint16 - FragmentNumber uint16 - Checksum uint32 -} - -func decodeDot11(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11) LayerType() gopacket.LayerType { return LayerTypeDot11 } -func (m *Dot11) CanDecode() gopacket.LayerClass { return LayerTypeDot11 } -func (m *Dot11) NextLayerType() gopacket.LayerType { - if m.Flags.WEP() { - return (LayerTypeDot11WEP) - } - - return m.Type.LayerType() -} - -func (m *Dot11) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 10 { - df.SetTruncated() - return fmt.Errorf("Dot11 length %v too short, %v required", len(data), 10) - } - m.Type = Dot11Type((data[0])&0xFC) >> 2 - - m.Proto = uint8(data[0]) & 0x0003 - m.Flags = Dot11Flags(data[1]) - m.DurationID = binary.LittleEndian.Uint16(data[2:4]) - m.Address1 = net.HardwareAddr(data[4:10]) - - offset := 10 - - mainType := m.Type.MainType() - - switch mainType { - case Dot11TypeCtrl: - switch m.Type { - case Dot11TypeCtrlRTS, Dot11TypeCtrlPowersavePoll, Dot11TypeCtrlCFEnd, Dot11TypeCtrlCFEndAck: - if len(data) < offset+6 { - df.SetTruncated() - return fmt.Errorf("Dot11 length %v too short, %v required", len(data), offset+6) - } - m.Address2 = net.HardwareAddr(data[offset : offset+6]) - offset += 6 - } - case Dot11TypeMgmt, Dot11TypeData: - if len(data) < offset+14 { - df.SetTruncated() - return fmt.Errorf("Dot11 length %v too short, %v required", len(data), offset+14) - } - m.Address2 = net.HardwareAddr(data[offset : offset+6]) - offset += 6 - m.Address3 = net.HardwareAddr(data[offset : offset+6]) - offset += 6 - - m.SequenceNumber = (binary.LittleEndian.Uint16(data[offset:offset+2]) & 0xFFF0) >> 4 - m.FragmentNumber = (binary.LittleEndian.Uint16(data[offset:offset+2]) & 0x000F) - offset += 2 - } - - if mainType == Dot11TypeData && m.Flags.FromDS() && m.Flags.ToDS() { - if len(data) < offset+6 { - df.SetTruncated() - return fmt.Errorf("Dot11 length %v too short, %v required", len(data), offset+6) - } - m.Address4 = net.HardwareAddr(data[offset : offset+6]) - offset += 6 - } - - m.BaseLayer = BaseLayer{Contents: data[0:offset], Payload: data[offset : len(data)-4]} - m.Checksum = binary.LittleEndian.Uint32(data[len(data)-4 : len(data)]) - return nil -} - -func (m *Dot11) ChecksumValid() bool { - // only for CTRL and MGMT frames - h := crc32.NewIEEE() - h.Write(m.Contents) - h.Write(m.Payload) - return m.Checksum == h.Sum32() -} - -func (m Dot11) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(24) - - if err != nil { - return err - } - - buf[0] = (uint8(m.Type) << 2) | m.Proto - buf[1] = uint8(m.Flags) - - binary.LittleEndian.PutUint16(buf[2:4], m.DurationID) - - copy(buf[4:10], m.Address1) - - offset := 10 - - switch m.Type.MainType() { - case Dot11TypeCtrl: - switch m.Type { - case Dot11TypeCtrlRTS, Dot11TypeCtrlPowersavePoll, Dot11TypeCtrlCFEnd, Dot11TypeCtrlCFEndAck: - copy(buf[offset:offset+6], m.Address2) - offset += 6 - } - case Dot11TypeMgmt, Dot11TypeData: - copy(buf[offset:offset+6], m.Address2) - offset += 6 - copy(buf[offset:offset+6], m.Address3) - offset += 6 - - binary.LittleEndian.PutUint16(buf[offset:offset+2], (m.SequenceNumber<<4)|m.FragmentNumber) - offset += 2 - } - - if m.Type.MainType() == Dot11TypeData && m.Flags.FromDS() && m.Flags.ToDS() { - copy(buf[offset:offset+6], m.Address4) - offset += 6 - } - - return nil -} - -// Dot11Mgmt is a base for all IEEE 802.11 management layers. -type Dot11Mgmt struct { - BaseLayer -} - -func (m *Dot11Mgmt) NextLayerType() gopacket.LayerType { return gopacket.LayerTypePayload } -func (m *Dot11Mgmt) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - m.Contents = data - return nil -} - -// Dot11Ctrl is a base for all IEEE 802.11 control layers. -type Dot11Ctrl struct { - BaseLayer -} - -func (m *Dot11Ctrl) NextLayerType() gopacket.LayerType { return gopacket.LayerTypePayload } - -func (m *Dot11Ctrl) LayerType() gopacket.LayerType { return LayerTypeDot11Ctrl } -func (m *Dot11Ctrl) CanDecode() gopacket.LayerClass { return LayerTypeDot11Ctrl } -func (m *Dot11Ctrl) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - m.Contents = data - return nil -} - -func decodeDot11Ctrl(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11Ctrl{} - return decodingLayerDecoder(d, data, p) -} - -// Dot11WEP contains WEP encrpted IEEE 802.11 data. -type Dot11WEP struct { - BaseLayer -} - -func (m *Dot11WEP) NextLayerType() gopacket.LayerType { return LayerTypeLLC } - -func (m *Dot11WEP) LayerType() gopacket.LayerType { return LayerTypeDot11WEP } -func (m *Dot11WEP) CanDecode() gopacket.LayerClass { return LayerTypeDot11WEP } -func (m *Dot11WEP) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - m.Contents = data - return nil -} - -func decodeDot11WEP(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11WEP{} - return decodingLayerDecoder(d, data, p) -} - -// Dot11Data is a base for all IEEE 802.11 data layers. -type Dot11Data struct { - BaseLayer -} - -func (m *Dot11Data) NextLayerType() gopacket.LayerType { return LayerTypeLLC } - -func (m *Dot11Data) LayerType() gopacket.LayerType { return LayerTypeDot11Data } -func (m *Dot11Data) CanDecode() gopacket.LayerClass { return LayerTypeDot11Data } -func (m *Dot11Data) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - m.Payload = data - return nil -} - -func decodeDot11Data(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11Data{} - return decodingLayerDecoder(d, data, p) -} - -type Dot11DataCFAck struct { - Dot11Data -} - -func decodeDot11DataCFAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFAck) LayerType() gopacket.LayerType { return LayerTypeDot11DataCFAck } -func (m *Dot11DataCFAck) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataCFAck } -func (m *Dot11DataCFAck) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataCFPoll struct { - Dot11Data -} - -func decodeDot11DataCFPoll(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFPoll{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFPoll) LayerType() gopacket.LayerType { return LayerTypeDot11DataCFPoll } -func (m *Dot11DataCFPoll) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataCFPoll } -func (m *Dot11DataCFPoll) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataCFAckPoll struct { - Dot11Data -} - -func decodeDot11DataCFAckPoll(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFAckPoll{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFAckPoll) LayerType() gopacket.LayerType { return LayerTypeDot11DataCFAckPoll } -func (m *Dot11DataCFAckPoll) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataCFAckPoll } -func (m *Dot11DataCFAckPoll) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataNull struct { - Dot11Data -} - -func decodeDot11DataNull(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataNull{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataNull) LayerType() gopacket.LayerType { return LayerTypeDot11DataNull } -func (m *Dot11DataNull) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataNull } -func (m *Dot11DataNull) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataCFAckNoData struct { - Dot11Data -} - -func decodeDot11DataCFAckNoData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFAckNoData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFAckNoData) LayerType() gopacket.LayerType { return LayerTypeDot11DataCFAckNoData } -func (m *Dot11DataCFAckNoData) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataCFAckNoData } -func (m *Dot11DataCFAckNoData) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataCFPollNoData struct { - Dot11Data -} - -func decodeDot11DataCFPollNoData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFPollNoData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFPollNoData) LayerType() gopacket.LayerType { return LayerTypeDot11DataCFPollNoData } -func (m *Dot11DataCFPollNoData) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataCFPollNoData } -func (m *Dot11DataCFPollNoData) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataCFAckPollNoData struct { - Dot11Data -} - -func decodeDot11DataCFAckPollNoData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataCFAckPollNoData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataCFAckPollNoData) LayerType() gopacket.LayerType { - return LayerTypeDot11DataCFAckPollNoData -} -func (m *Dot11DataCFAckPollNoData) CanDecode() gopacket.LayerClass { - return LayerTypeDot11DataCFAckPollNoData -} -func (m *Dot11DataCFAckPollNoData) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Data.DecodeFromBytes(data, df) -} - -type Dot11DataQOS struct { - Dot11Ctrl - TID uint8 /* Traffic IDentifier */ - EOSP bool /* End of service period */ - AckPolicy Dot11AckPolicy - TXOP uint8 -} - -func (m *Dot11DataQOS) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 4 { - df.SetTruncated() - return fmt.Errorf("Dot11DataQOS length %v too short, %v required", len(data), 4) - } - m.TID = (uint8(data[0]) & 0x0F) - m.EOSP = (uint8(data[0]) & 0x10) == 0x10 - m.AckPolicy = Dot11AckPolicy((uint8(data[0]) & 0x60) >> 5) - m.TXOP = uint8(data[1]) - // TODO: Mesh Control bytes 2:4 - m.BaseLayer = BaseLayer{Contents: data[0:4], Payload: data[4:]} - return nil -} - -type Dot11DataQOSData struct { - Dot11DataQOS -} - -func decodeDot11DataQOSData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSData) LayerType() gopacket.LayerType { return LayerTypeDot11DataQOSData } -func (m *Dot11DataQOSData) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataQOSData } - -func (m *Dot11DataQOSData) NextLayerType() gopacket.LayerType { - return LayerTypeDot11Data -} - -type Dot11DataQOSDataCFAck struct { - Dot11DataQOS -} - -func decodeDot11DataQOSDataCFAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSDataCFAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSDataCFAck) LayerType() gopacket.LayerType { return LayerTypeDot11DataQOSDataCFAck } -func (m *Dot11DataQOSDataCFAck) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataQOSDataCFAck } -func (m *Dot11DataQOSDataCFAck) NextLayerType() gopacket.LayerType { return LayerTypeDot11DataCFAck } - -type Dot11DataQOSDataCFPoll struct { - Dot11DataQOS -} - -func decodeDot11DataQOSDataCFPoll(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSDataCFPoll{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSDataCFPoll) LayerType() gopacket.LayerType { - return LayerTypeDot11DataQOSDataCFPoll -} -func (m *Dot11DataQOSDataCFPoll) CanDecode() gopacket.LayerClass { - return LayerTypeDot11DataQOSDataCFPoll -} -func (m *Dot11DataQOSDataCFPoll) NextLayerType() gopacket.LayerType { return LayerTypeDot11DataCFPoll } - -type Dot11DataQOSDataCFAckPoll struct { - Dot11DataQOS -} - -func decodeDot11DataQOSDataCFAckPoll(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSDataCFAckPoll{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSDataCFAckPoll) LayerType() gopacket.LayerType { - return LayerTypeDot11DataQOSDataCFAckPoll -} -func (m *Dot11DataQOSDataCFAckPoll) CanDecode() gopacket.LayerClass { - return LayerTypeDot11DataQOSDataCFAckPoll -} -func (m *Dot11DataQOSDataCFAckPoll) NextLayerType() gopacket.LayerType { - return LayerTypeDot11DataCFAckPoll -} - -type Dot11DataQOSNull struct { - Dot11DataQOS -} - -func decodeDot11DataQOSNull(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSNull{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSNull) LayerType() gopacket.LayerType { return LayerTypeDot11DataQOSNull } -func (m *Dot11DataQOSNull) CanDecode() gopacket.LayerClass { return LayerTypeDot11DataQOSNull } -func (m *Dot11DataQOSNull) NextLayerType() gopacket.LayerType { return LayerTypeDot11DataNull } - -type Dot11DataQOSCFPollNoData struct { - Dot11DataQOS -} - -func decodeDot11DataQOSCFPollNoData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSCFPollNoData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSCFPollNoData) LayerType() gopacket.LayerType { - return LayerTypeDot11DataQOSCFPollNoData -} -func (m *Dot11DataQOSCFPollNoData) CanDecode() gopacket.LayerClass { - return LayerTypeDot11DataQOSCFPollNoData -} -func (m *Dot11DataQOSCFPollNoData) NextLayerType() gopacket.LayerType { - return LayerTypeDot11DataCFPollNoData -} - -type Dot11DataQOSCFAckPollNoData struct { - Dot11DataQOS -} - -func decodeDot11DataQOSCFAckPollNoData(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11DataQOSCFAckPollNoData{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11DataQOSCFAckPollNoData) LayerType() gopacket.LayerType { - return LayerTypeDot11DataQOSCFAckPollNoData -} -func (m *Dot11DataQOSCFAckPollNoData) CanDecode() gopacket.LayerClass { - return LayerTypeDot11DataQOSCFAckPollNoData -} -func (m *Dot11DataQOSCFAckPollNoData) NextLayerType() gopacket.LayerType { - return LayerTypeDot11DataCFAckPollNoData -} - -type Dot11InformationElement struct { - BaseLayer - ID Dot11InformationElementID - Length uint8 - OUI []byte - Info []byte -} - -func (m *Dot11InformationElement) LayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} -func (m *Dot11InformationElement) CanDecode() gopacket.LayerClass { - return LayerTypeDot11InformationElement -} - -func (m *Dot11InformationElement) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} - -func (m *Dot11InformationElement) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 2 { - df.SetTruncated() - return fmt.Errorf("Dot11InformationElement length %v too short, %v required", len(data), 2) - } - m.ID = Dot11InformationElementID(data[0]) - m.Length = data[1] - offset := int(2) - - if len(data) < offset+int(m.Length) { - df.SetTruncated() - return fmt.Errorf("Dot11InformationElement length %v too short, %v required", len(data), offset+int(m.Length)) - } - if m.ID == 221 { - // Vendor extension - m.OUI = data[offset : offset+4] - m.Info = data[offset+4 : offset+int(m.Length)] - } else { - m.Info = data[offset : offset+int(m.Length)] - } - - offset += int(m.Length) - - m.BaseLayer = BaseLayer{Contents: data[:offset], Payload: data[offset:]} - return nil -} - -func (d *Dot11InformationElement) String() string { - if d.ID == 0 { - return fmt.Sprintf("802.11 Information Element (SSID: %v)", string(d.Info)) - } else if d.ID == 1 { - rates := "" - for i := 0; i < len(d.Info); i++ { - if d.Info[i]&0x80 == 0 { - rates += fmt.Sprintf("%.1f ", float32(d.Info[i])*0.5) - } else { - rates += fmt.Sprintf("%.1f* ", float32(d.Info[i]&0x7F)*0.5) - } - } - return fmt.Sprintf("802.11 Information Element (Rates: %s Mbit)", rates) - } else if d.ID == 221 { - return fmt.Sprintf("802.11 Information Element (Vendor: ID: %v, Length: %v, OUI: %X, Info: %X)", d.ID, d.Length, d.OUI, d.Info) - } else { - return fmt.Sprintf("802.11 Information Element (ID: %v, Length: %v, Info: %X)", d.ID, d.Length, d.Info) - } -} - -func (m Dot11InformationElement) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - length := len(m.Info) + len(m.OUI) - if buf, err := b.PrependBytes(2 + length); err != nil { - return err - } else { - buf[0] = uint8(m.ID) - buf[1] = uint8(length) - copy(buf[2:], m.OUI) - copy(buf[2+len(m.OUI):], m.Info) - } - return nil -} - -func decodeDot11InformationElement(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11InformationElement{} - return decodingLayerDecoder(d, data, p) -} - -type Dot11CtrlCTS struct { - Dot11Ctrl -} - -func decodeDot11CtrlCTS(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlCTS{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlCTS) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlCTS -} -func (m *Dot11CtrlCTS) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlCTS -} -func (m *Dot11CtrlCTS) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlRTS struct { - Dot11Ctrl -} - -func decodeDot11CtrlRTS(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlRTS{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlRTS) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlRTS -} -func (m *Dot11CtrlRTS) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlRTS -} -func (m *Dot11CtrlRTS) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlBlockAckReq struct { - Dot11Ctrl -} - -func decodeDot11CtrlBlockAckReq(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlBlockAckReq{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlBlockAckReq) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlBlockAckReq -} -func (m *Dot11CtrlBlockAckReq) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlBlockAckReq -} -func (m *Dot11CtrlBlockAckReq) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlBlockAck struct { - Dot11Ctrl -} - -func decodeDot11CtrlBlockAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlBlockAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlBlockAck) LayerType() gopacket.LayerType { return LayerTypeDot11CtrlBlockAck } -func (m *Dot11CtrlBlockAck) CanDecode() gopacket.LayerClass { return LayerTypeDot11CtrlBlockAck } -func (m *Dot11CtrlBlockAck) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlPowersavePoll struct { - Dot11Ctrl -} - -func decodeDot11CtrlPowersavePoll(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlPowersavePoll{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlPowersavePoll) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlPowersavePoll -} -func (m *Dot11CtrlPowersavePoll) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlPowersavePoll -} -func (m *Dot11CtrlPowersavePoll) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlAck struct { - Dot11Ctrl -} - -func decodeDot11CtrlAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlAck) LayerType() gopacket.LayerType { return LayerTypeDot11CtrlAck } -func (m *Dot11CtrlAck) CanDecode() gopacket.LayerClass { return LayerTypeDot11CtrlAck } -func (m *Dot11CtrlAck) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlCFEnd struct { - Dot11Ctrl -} - -func decodeDot11CtrlCFEnd(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlCFEnd{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlCFEnd) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlCFEnd -} -func (m *Dot11CtrlCFEnd) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlCFEnd -} -func (m *Dot11CtrlCFEnd) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11CtrlCFEndAck struct { - Dot11Ctrl -} - -func decodeDot11CtrlCFEndAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11CtrlCFEndAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11CtrlCFEndAck) LayerType() gopacket.LayerType { - return LayerTypeDot11CtrlCFEndAck -} -func (m *Dot11CtrlCFEndAck) CanDecode() gopacket.LayerClass { - return LayerTypeDot11CtrlCFEndAck -} -func (m *Dot11CtrlCFEndAck) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - return m.Dot11Ctrl.DecodeFromBytes(data, df) -} - -type Dot11MgmtAssociationReq struct { - Dot11Mgmt - CapabilityInfo uint16 - ListenInterval uint16 -} - -func decodeDot11MgmtAssociationReq(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtAssociationReq{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtAssociationReq) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtAssociationReq -} -func (m *Dot11MgmtAssociationReq) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtAssociationReq -} -func (m *Dot11MgmtAssociationReq) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} -func (m *Dot11MgmtAssociationReq) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 4 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtAssociationReq length %v too short, %v required", len(data), 4) - } - m.CapabilityInfo = binary.LittleEndian.Uint16(data[0:2]) - m.ListenInterval = binary.LittleEndian.Uint16(data[2:4]) - m.Payload = data[4:] - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtAssociationReq) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(4) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], m.CapabilityInfo) - binary.LittleEndian.PutUint16(buf[2:4], m.ListenInterval) - - return nil -} - -type Dot11MgmtAssociationResp struct { - Dot11Mgmt - CapabilityInfo uint16 - Status Dot11Status - AID uint16 -} - -func decodeDot11MgmtAssociationResp(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtAssociationResp{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtAssociationResp) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtAssociationResp -} -func (m *Dot11MgmtAssociationResp) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtAssociationResp -} -func (m *Dot11MgmtAssociationResp) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} -func (m *Dot11MgmtAssociationResp) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 6 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtAssociationResp length %v too short, %v required", len(data), 6) - } - m.CapabilityInfo = binary.LittleEndian.Uint16(data[0:2]) - m.Status = Dot11Status(binary.LittleEndian.Uint16(data[2:4])) - m.AID = binary.LittleEndian.Uint16(data[4:6]) - m.Payload = data[6:] - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtAssociationResp) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(6) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], m.CapabilityInfo) - binary.LittleEndian.PutUint16(buf[2:4], uint16(m.Status)) - binary.LittleEndian.PutUint16(buf[4:6], m.AID) - - return nil -} - -type Dot11MgmtReassociationReq struct { - Dot11Mgmt - CapabilityInfo uint16 - ListenInterval uint16 - CurrentApAddress net.HardwareAddr -} - -func decodeDot11MgmtReassociationReq(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtReassociationReq{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtReassociationReq) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtReassociationReq -} -func (m *Dot11MgmtReassociationReq) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtReassociationReq -} -func (m *Dot11MgmtReassociationReq) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} -func (m *Dot11MgmtReassociationReq) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 10 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtReassociationReq length %v too short, %v required", len(data), 10) - } - m.CapabilityInfo = binary.LittleEndian.Uint16(data[0:2]) - m.ListenInterval = binary.LittleEndian.Uint16(data[2:4]) - m.CurrentApAddress = net.HardwareAddr(data[4:10]) - m.Payload = data[10:] - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtReassociationReq) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(10) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], m.CapabilityInfo) - binary.LittleEndian.PutUint16(buf[2:4], m.ListenInterval) - - copy(buf[4:10], m.CurrentApAddress) - - return nil -} - -type Dot11MgmtReassociationResp struct { - Dot11Mgmt -} - -func decodeDot11MgmtReassociationResp(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtReassociationResp{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtReassociationResp) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtReassociationResp -} -func (m *Dot11MgmtReassociationResp) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtReassociationResp -} -func (m *Dot11MgmtReassociationResp) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} - -type Dot11MgmtProbeReq struct { - Dot11Mgmt -} - -func decodeDot11MgmtProbeReq(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtProbeReq{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtProbeReq) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtProbeReq } -func (m *Dot11MgmtProbeReq) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtProbeReq } -func (m *Dot11MgmtProbeReq) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} - -type Dot11MgmtProbeResp struct { - Dot11Mgmt - Timestamp uint64 - Interval uint16 - Flags uint16 -} - -func decodeDot11MgmtProbeResp(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtProbeResp{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtProbeResp) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtProbeResp } -func (m *Dot11MgmtProbeResp) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtProbeResp } -func (m *Dot11MgmtProbeResp) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 12 { - df.SetTruncated() - - return fmt.Errorf("Dot11MgmtProbeResp length %v too short, %v required", len(data), 12) - } - - m.Timestamp = binary.LittleEndian.Uint64(data[0:8]) - m.Interval = binary.LittleEndian.Uint16(data[8:10]) - m.Flags = binary.LittleEndian.Uint16(data[10:12]) - m.Payload = data[12:] - - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m *Dot11MgmtProbeResp) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} - -func (m Dot11MgmtProbeResp) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(12) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint64(buf[0:8], m.Timestamp) - binary.LittleEndian.PutUint16(buf[8:10], m.Interval) - binary.LittleEndian.PutUint16(buf[10:12], m.Flags) - - return nil -} - -type Dot11MgmtMeasurementPilot struct { - Dot11Mgmt -} - -func decodeDot11MgmtMeasurementPilot(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtMeasurementPilot{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtMeasurementPilot) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtMeasurementPilot -} -func (m *Dot11MgmtMeasurementPilot) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtMeasurementPilot -} - -type Dot11MgmtBeacon struct { - Dot11Mgmt - Timestamp uint64 - Interval uint16 - Flags uint16 -} - -func decodeDot11MgmtBeacon(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtBeacon{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtBeacon) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtBeacon } -func (m *Dot11MgmtBeacon) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtBeacon } -func (m *Dot11MgmtBeacon) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 12 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtBeacon length %v too short, %v required", len(data), 12) - } - m.Timestamp = binary.LittleEndian.Uint64(data[0:8]) - m.Interval = binary.LittleEndian.Uint16(data[8:10]) - m.Flags = binary.LittleEndian.Uint16(data[10:12]) - m.Payload = data[12:] - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m *Dot11MgmtBeacon) NextLayerType() gopacket.LayerType { return LayerTypeDot11InformationElement } - -func (m Dot11MgmtBeacon) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(12) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint64(buf[0:8], m.Timestamp) - binary.LittleEndian.PutUint16(buf[8:10], m.Interval) - binary.LittleEndian.PutUint16(buf[10:12], m.Flags) - - return nil -} - -type Dot11MgmtATIM struct { - Dot11Mgmt -} - -func decodeDot11MgmtATIM(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtATIM{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtATIM) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtATIM } -func (m *Dot11MgmtATIM) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtATIM } - -type Dot11MgmtDisassociation struct { - Dot11Mgmt - Reason Dot11Reason -} - -func decodeDot11MgmtDisassociation(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtDisassociation{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtDisassociation) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtDisassociation -} -func (m *Dot11MgmtDisassociation) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtDisassociation -} -func (m *Dot11MgmtDisassociation) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 2 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtDisassociation length %v too short, %v required", len(data), 2) - } - m.Reason = Dot11Reason(binary.LittleEndian.Uint16(data[0:2])) - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtDisassociation) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(2) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], uint16(m.Reason)) - - return nil -} - -type Dot11MgmtAuthentication struct { - Dot11Mgmt - Algorithm Dot11Algorithm - Sequence uint16 - Status Dot11Status -} - -func decodeDot11MgmtAuthentication(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtAuthentication{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtAuthentication) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtAuthentication -} -func (m *Dot11MgmtAuthentication) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtAuthentication -} -func (m *Dot11MgmtAuthentication) NextLayerType() gopacket.LayerType { - return LayerTypeDot11InformationElement -} -func (m *Dot11MgmtAuthentication) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 6 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtAuthentication length %v too short, %v required", len(data), 6) - } - m.Algorithm = Dot11Algorithm(binary.LittleEndian.Uint16(data[0:2])) - m.Sequence = binary.LittleEndian.Uint16(data[2:4]) - m.Status = Dot11Status(binary.LittleEndian.Uint16(data[4:6])) - m.Payload = data[6:] - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtAuthentication) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(6) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], uint16(m.Algorithm)) - binary.LittleEndian.PutUint16(buf[2:4], m.Sequence) - binary.LittleEndian.PutUint16(buf[4:6], uint16(m.Status)) - - return nil -} - -type Dot11MgmtDeauthentication struct { - Dot11Mgmt - Reason Dot11Reason -} - -func decodeDot11MgmtDeauthentication(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtDeauthentication{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtDeauthentication) LayerType() gopacket.LayerType { - return LayerTypeDot11MgmtDeauthentication -} -func (m *Dot11MgmtDeauthentication) CanDecode() gopacket.LayerClass { - return LayerTypeDot11MgmtDeauthentication -} -func (m *Dot11MgmtDeauthentication) DecodeFromBytes(data []byte, df gopacket.DecodeFeedback) error { - if len(data) < 2 { - df.SetTruncated() - return fmt.Errorf("Dot11MgmtDeauthentication length %v too short, %v required", len(data), 2) - } - m.Reason = Dot11Reason(binary.LittleEndian.Uint16(data[0:2])) - return m.Dot11Mgmt.DecodeFromBytes(data, df) -} - -func (m Dot11MgmtDeauthentication) SerializeTo(b gopacket.SerializeBuffer, opts gopacket.SerializeOptions) error { - buf, err := b.PrependBytes(2) - - if err != nil { - return err - } - - binary.LittleEndian.PutUint16(buf[0:2], uint16(m.Reason)) - - return nil -} - -type Dot11MgmtAction struct { - Dot11Mgmt -} - -func decodeDot11MgmtAction(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtAction{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtAction) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtAction } -func (m *Dot11MgmtAction) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtAction } - -type Dot11MgmtActionNoAck struct { - Dot11Mgmt -} - -func decodeDot11MgmtActionNoAck(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtActionNoAck{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtActionNoAck) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtActionNoAck } -func (m *Dot11MgmtActionNoAck) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtActionNoAck } - -type Dot11MgmtArubaWLAN struct { - Dot11Mgmt -} - -func decodeDot11MgmtArubaWLAN(data []byte, p gopacket.PacketBuilder) error { - d := &Dot11MgmtArubaWLAN{} - return decodingLayerDecoder(d, data, p) -} - -func (m *Dot11MgmtArubaWLAN) LayerType() gopacket.LayerType { return LayerTypeDot11MgmtArubaWLAN } -func (m *Dot11MgmtArubaWLAN) CanDecode() gopacket.LayerClass { return LayerTypeDot11MgmtArubaWLAN } |