#pragma once

#include "Layer.h"

#include "TLVData.h"

#include <vector>

#include <string.h>

/// @file

/**

 * \namespace pcpp

 * \brief The main namespace for the PcapPlusPlus lib

 */

namespace pcpp

{

  /**

   * @struct pppoe_header

   * Represents an PPPoE protocol header

   */

#pragma pack(push, 1)

  struct pppoe_header

  {

#if (BYTE_ORDER == LITTLE_ENDIAN)

    /** PPPoE version */

    uint8_t version:4,

    /** PPPoE type */

    type:4;

    /** PPPoE code */

    uint8_t code;

#else

    /** PPPoE version */

    uint16_t version:4,

    /** PPPoE type */

    type:4,

    /** PPPoE code */

    code:8;

#endif

    /** PPPoE session ID (relevant for PPPoE session packets only) */

    uint16_t sessionId;

    /** Length (in bytes) of payload, not including the PPPoE header */

    uint16_t payloadLength;

  };

#pragma pack(pop)

  /**

   * @class PPPoELayer

   * An abstract class that describes the PPPoE protocol. Contains common data and logic of the two types of PPPoE packets: PPPoE session

   * and PPPoE discovery

   */

  class PPPoELayer : public Layer

  {

  public:

    /**

     * PPPoE possible codes

     */

    enum PPPoECode

    {

      /** PPPoE session code */

      PPPOE_CODE_SESSION  = 0x00,

      /** PPPoE discovery PADO */

      PPPOE_CODE_PADO   = 0x07,

      /** PPPoE discovery PADI */

      PPPOE_CODE_PADI   = 0x09,

      /** PPPoE discovery PADG */

      PPPOE_CODE_PADG   = 0x0a,

      /** PPPoE discovery PADC */

      PPPOE_CODE_PADC   = 0x0b,

      /** PPPoE discovery PADQ */

      PPPOE_CODE_PADQ   = 0x0c,

      /** PPPoE discovery PADR */

      PPPOE_CODE_PADR   = 0x19,

      /** PPPoE discovery PADS */

      PPPOE_CODE_PADS   = 0x65,

      /** PPPoE discovery PADT */

      PPPOE_CODE_PADT   = 0xa7,

      /** PPPoE discovery PADM */

      PPPOE_CODE_PADM   = 0xd3,

      /** PPPoE discovery PADN */

      PPPOE_CODE_PADN   = 0xd4

    };

    ~PPPoELayer() {}

    /**

     * Get a pointer to the PPPoE header. Notice this points directly to the data, so every change will change the actual packet data

     * @return A pointer to the pppoe_header

     */

    pppoe_header* getPPPoEHeader() const { return (pppoe_header*)m_Data; }

    // abstract methods implementation

    /**

     * Calculate @ref pppoe_header#payloadLength field

     */

    virtual void computeCalculateFields();

    OsiModelLayer getOsiModelLayer() const { return OsiModelDataLinkLayer; }

  protected:

    // protected c'tor as this class shouldn't be instantiated

    PPPoELayer(uint8_t* data, size_t dataLen, Layer* prevLayer, Packet* packet) : Layer(data, dataLen, prevLayer, packet) { }

    // protected c'tor as this class shouldn't be instantiated

    PPPoELayer(uint8_t version, uint8_t type, PPPoELayer::PPPoECode code, uint16_t sessionId, size_t additionalBytesToAllocate = 0);

  };

  /**

   * @class PPPoESessionLayer

   * Describes the PPPoE session protocol

   */

  class PPPoESessionLayer : public PPPoELayer

  {

  public:

    /**

     * A constructor that creates the layer from an existing packet raw data

     * @param[in] data A pointer to the raw data (will be casted to @ref pppoe_header)

     * @param[in] dataLen Size of the data in bytes

     * @param[in] prevLayer A pointer to the previous layer

     * @param[in] packet A pointer to the Packet instance where layer will be stored in

     */

    PPPoESessionLayer(uint8_t* data, size_t dataLen, Layer* prevLayer, Packet* packet) : PPPoELayer(data, dataLen, prevLayer, packet) { m_Protocol = PPPoESession; }

    /**

     * A constructor that allocates a new PPPoE Session header with version, type and session ID

     * @param[in] version PPPoE version

     * @param[in] type PPPoE type

     * @param[in] sessionId PPPoE session ID

     * @param[in] pppNextProtocol The next protocol to come after the PPPoE session header. Should be one of the PPP_* macros listed below

     */

    PPPoESessionLayer(uint8_t version, uint8_t type, uint16_t sessionId, uint16_t pppNextProtocol) : PPPoELayer(version, type, PPPoELayer::PPPOE_CODE_SESSION, sessionId, sizeof(uint16_t)) { setPPPNextProtocol(pppNextProtocol); }

    virtual ~PPPoESessionLayer() {}

    /**

     * @return The protocol after the PPPoE session header. The return value is one of the PPP_* macros listed below. This method is also

     * used when parsing a packet (this way we know which layer comes after the PPPoE session)

     */

    uint16_t getPPPNextProtocol() const;

    /**

     * Set the field that describes which header comes after the PPPoE session header

     * @param[in] nextProtocol The protocol value. Should be one of the PPP_* macros listed below

     */

    void setPPPNextProtocol(uint16_t nextProtocol);

    /**

     * A static method that validates the input data

     * @param[in] data The pointer to the beginning of byte stream of a packet

     * @param[in] dataLen The length of the byte stream

     * @return True if the data is valid and can represent a PPPoES packet

     */

    static inline bool isDataValid(const uint8_t* data, size_t dataLen);

    // abstract methods implementation

    /**

     * Currently identifies the following next layers: IPv4Layer, IPv6Layer. Otherwise sets PayloadLayer

     */

    virtual void parseNextLayer();

    /**

     * @return Size of @ref pppoe_header

     */

    virtual size_t getHeaderLen() const { return sizeof(pppoe_header) + sizeof(uint16_t); }

    virtual std::string toString() const;

  };

  /**

   * @class PPPoEDiscoveryLayer

   * Describes the PPPoE discovery protocol

   */

  class PPPoEDiscoveryLayer : public PPPoELayer

  {

  public:

    /**

     * PPPoE tag types

     */

    enum PPPoETagTypes

    {

      /** End-Of-List tag type*/

      PPPOE_TAG_EOL    = 0x0000,

      /** Service-Name tag type*/

      PPPOE_TAG_SVC_NAME   = 0x0101,

      /** AC-Name tag type*/

      PPPOE_TAG_AC_NAME  = 0x0102,

      /** Host-Uniq tag type*/

      PPPOE_TAG_HOST_UNIQ  = 0x0103,

      /** AC-Cookie tag type*/

      PPPOE_TAG_AC_COOKIE  = 0x0104,

      /** Vendor-Specific tag type*/

      PPPOE_TAG_VENDOR   = 0x0105,

      /** Credits tag type*/

      PPPOE_TAG_CREDITS  = 0x0106,

      /** Metrics tag type*/

      PPPOE_TAG_METRICS  = 0x0107,

      /** Sequence Number tag type */

      PPPOE_TAG_SEQ_NUM  = 0x0108,

      /** Credit Scale Factor tag type */

      PPPOE_TAG_CRED_SCALE = 0x0109,

      /** Relay-Session-Id tag type */

      PPPOE_TAG_RELAY_ID   = 0x0110,

      /** HURL tag type */

      PPPOE_TAG_HURL     = 0x0111,

      /** MOTM tag type */

      PPPOE_TAG_MOTM     = 0x0112,

      /** PPP-Max-Payload tag type */

      PPPOE_TAG_MAX_PAYLD  = 0x0120,

      /** IP_Route_Add tag type */

      PPPOE_TAG_IP_RT_ADD  = 0x0121,

      /** Service-Name-Error tag type */

      PPPOE_TAG_SVC_ERR  = 0x0201,

      /** AC-System-Error tag type */

      PPPOE_TAG_AC_ERR   = 0x0202,

      /** Generic-Error tag type */

      PPPOE_TAG_GENERIC_ERR= 0x0203

    };

    /**

     * @class PPPoETag

     * Represents a PPPoE tag and its data

     */

    class PPPoETag : public TLVRecord<uint16_t, uint16_t>

    {

    public:

      /**

       * A c'tor that gets a pointer to the tag raw data (byte array)

       * @param[in] tagRawData A pointer to the tag raw data

       */

      explicit PPPoETag(uint8_t* tagRawData) : TLVRecord(tagRawData) { }

      /**

       * A d'tor for this class, currently does nothing

       */

      virtual ~PPPoETag() { }

      /**

       * @return The tag type converted to PPPoEDiscoveryLayer#PPPoETagTypes enum

       */

      PPPoEDiscoveryLayer::PPPoETagTypes getType() const;

      /**

       * Retrieve the tag data as string. Relevant only if the tag value is indeed a string

       * @return The tag data as string

       */

      std::string getValueAsString() const

      {

        size_t dataSize = getDataSize();

        if (dataSize < 1)

          return "";

        return std::string((const char*)m_Data->recordValue, dataSize);

      }

      // implement abstract methods

      size_t getTotalSize() const;

      size_t getDataSize() const;

    };

    /**

     * @class PPPoETagBuilder

     * A class for building PPPoE Tags. This builder receives the tag parameters in its c'tor,

     * builds the PPPoE Tag raw buffer and provides a build() method to get a PPPoETag object out of it

     */

    class PPPoETagBuilder : public TLVRecordBuilder

    {

    public:

      /**

       * A c'tor for building a PPPoE Tag which has no value (tag len is zero). The PPPoETag object can later

       * be retrieved by calling build()

       * @param[in] tagType Tag type

       */

      explicit PPPoETagBuilder(PPPoETagTypes tagType) :

        TLVRecordBuilder(static_cast<uint16_t>(tagType), NULL, 0) { }

      /**

       * A c'tor for building a PPPoE Tag which has a 4-byte value. The PPPoETag object can later

       * be retrieved by calling build()

       * @param[in] tagType Tag type

       * @param[in] tagValue The tag's 4-byte value

       */

      PPPoETagBuilder(PPPoETagTypes tagType, uint32_t tagValue) :

        TLVRecordBuilder(static_cast<uint16_t>(tagType), tagValue) { }

      /**

       * A c'tor for building a PPPoE Tag which has some arbitrary value. The PPPoETag object can later

       * be retrieved by calling build()

       * @param[in] tagType Tag type

       * @param[in] tagValue A byte array that contains the tag data

       * @param[in] tagValueLen The length of the value byte array

       */

      PPPoETagBuilder(PPPoETagTypes tagType, uint8_t* tagValue, uint8_t tagValueLen) :

        TLVRecordBuilder(static_cast<uint16_t>(tagType), tagValue, tagValueLen) { }

      /**

       * Build the PPPoETag object out of the parameters defined in the c'tor

       * @return The PPPoETag object

       */

      PPPoETag build() const;

    };

    /**

     * A constructor that creates the layer from an existing packet raw data

     * @param[in] data A pointer to the raw data (will be casted to @ref pppoe_header)

     * @param[in] dataLen Size of the data in bytes

     * @param[in] prevLayer A pointer to the previous layer

     * @param[in] packet A pointer to the Packet instance where layer will be stored in

     */

    PPPoEDiscoveryLayer(uint8_t* data, size_t dataLen, Layer* prevLayer, Packet* packet) : PPPoELayer(data, dataLen, prevLayer, packet) { m_Protocol = PPPoEDiscovery; m_DataLen = getHeaderLen(); }

    /**

     * A constructor that allocates a new PPPoE Discovery header with version, type, PPPoE code and session ID

     * @param[in] version PPPoE version

     * @param[in] type PPPoE type

     * @param[in] code PPPoE code enum

     * @param[in] sessionId PPPoE session ID

     */

    PPPoEDiscoveryLayer(uint8_t version, uint8_t type, PPPoELayer::PPPoECode code, uint16_t sessionId) : PPPoELayer(version, type, code, sessionId) { m_Protocol = PPPoEDiscovery; }

    /**

     * Get a PPPoE Tag by tag type.

     * @param[in] tagType The type of the tag to search

     * @return A PPPoETag object that contains the first tag that matches this type, or logical NULL

     * (PPPoETag#isNull() == true) if no such tag found

     */

    PPPoETag getTag(PPPoEDiscoveryLayer::PPPoETagTypes tagType) const;

    /**

     * @return The first tag in the PPPoE discovery layer. If the current layer contains no tags the returned value will contain

     * a logical NULL (PPPoETag#isNull() == true)

     */

    PPPoETag getFirstTag() const;

    /**

     * Get the tag that comes right after the "tag" parameter. If the given tag is the last one, the returned value

     * will contain a logical NULL (PPPoETag#isNull() == true)

     * @param[in] tag A given tag

     * @return A PPPoETag object containing the tag that comes next, or logical NULL if the given

     * tag: (1) was the last one; (2) contains a logical NULL or (3) doesn't belong to this packet

     */

    PPPoETag getNextTag(const PPPoETag& tag) const;

    /**

     * @return The number of tags in this layer

     */

    int getTagCount() const;

    /**

     * Add a new PPPoE Tag at the end of the layer

     * @param[in] tagBuilder A PPPoETagBuilder object that contains the requested tag data to add

     * @return A PPPoETag object containing the newly added PPPoE Tag data or logical NULL

     * (PPPoETag#isNull() == true) if addition failed

     */

    PPPoETag addTag(const PPPoETagBuilder& tagBuilder);

    /**

     * Add a new PPPoE Tag after an existing one

     * @param[in] tagBuilder A PPPoETagBuilder object that contains the requested tag data to add

     * @param[in] prevTagType The PPPoE Tag which the newly added tag will come after

     * @return A PPPoETag object containing the newly added PPPoE Tag data or logical NULL

     * (PPPoETag#isNull() == true) if addition failed

     */

    PPPoETag addTagAfter(const PPPoETagBuilder& tagBuilder, PPPoETagTypes prevTagType);

    /**

     * Remove an existing tag. Tag will be found by the tag type

     * @param[in] tagType The tag type to remove

     * @return True if tag was removed or false if tag wasn't found or if tag removal failed (in each case a proper error will be written

     * to log)

     */

    bool removeTag(PPPoEDiscoveryLayer::PPPoETagTypes tagType);

    /**

     * Remove all tags in this layer

     * @return True if all tags were successfully or false if removal failed for some reason (a proper error will be written to log)

     */

    bool removeAllTags();

    /**

     * A static method that validates the input data

     * @param[in] data The pointer to the beginning of byte stream of a packet

     * @param[in] dataLen The length of the byte stream

     * @return True if the data is valid and can represent a PPPoED packet

     */

    static inline bool isDataValid(const uint8_t* data, size_t dataLen);

    // abstract methods implementation

    /**

     * Does nothing for this layer (PPPoE discovery is always the last layer)

     */

    virtual void parseNextLayer() {}

    /**

     * @return The header length which is size of strcut pppoe_header plus the total size of tags

     */

    virtual size_t getHeaderLen() const;

    virtual std::string toString() const { return "PPP-over-Ethernet Discovery (" + codeToString((PPPoELayer::PPPoECode)getPPPoEHeader()->code) + ")"; }

  private:

    TLVRecordReader<PPPoETag> m_TagReader;

    PPPoETag addTagAt(const PPPoETagBuilder& tagBuilder, int offset);

    uint8_t* getTagBasePtr() const { return m_Data + sizeof(pppoe_header); }

    std::string codeToString(PPPoECode code) const;

  };

  // implementation of inline methods

  bool PPPoESessionLayer::isDataValid(const uint8_t* data, size_t dataLen)

  {

    return data && dataLen >= sizeof(pppoe_header) + sizeof(uint16_t);

  }

  bool PPPoEDiscoveryLayer::isDataValid(const uint8_t* data, size_t dataLen)

  {

    return data && dataLen >= sizeof(pppoe_header);

  }

  // Copied from Wireshark: ppptypes.h

  /** Padding Protocol */

#define PCPP_PPP_PADDING    0x1

  /** ROHC small-CID */

#define PCPP_PPP_ROHC_SCID    0x3

  /** ROHC large-CID */

#define PCPP_PPP_ROHC_LCID    0x5

  /** Internet Protocol version 4 */

#define PCPP_PPP_IP       0x21

  /** OSI Network Layer */

#define PCPP_PPP_OSI      0x23

  /** Xerox NS IDP */

#define PCPP_PPP_XNSIDP     0x25

  /** DECnet Phase IV */

#define PCPP_PPP_DEC4     0x27

  /** AppleTalk */

#define PCPP_PPP_AT       0x29

  /** Novell IPX */

#define PCPP_PPP_IPX      0x2b

  /** Van Jacobson Compressed TCP/IP */

#define PCPP_PPP_VJC_COMP   0x2d

  /** Van Jacobson Uncompressed TCP/IP */

#define PCPP_PPP_VJC_UNCOMP   0x2f

  /** Bridging PDU */

#define PCPP_PPP_BCP      0x31

  /** Stream Protocol (ST-II) */

#define PCPP_PPP_ST       0x33

  /** Banyan Vines */

#define PCPP_PPP_VINES      0x35

  /** AppleTalk EDDP */

#define PCPP_PPP_AT_EDDP    0x39

  /** AppleTalk SmartBuffered */

#define PCPP_PPP_AT_SB      0x3b

  /** Multi-Link */

#define PCPP_PPP_MP       0x3d

  /** NETBIOS Framing */

#define PCPP_PPP_NB       0x3f

  /** Cisco Systems */

#define PCPP_PPP_CISCO      0x41

  /** Ascom Timeplex */

#define PCPP_PPP_ASCOM      0x43

  /** Fujitsu Link Backup and Load Balancing */

#define PCPP_PPP_LBLB     0x45

  /** DCA Remote Lan */

#define PCPP_PPP_RL       0x47

  /** Serial Data Transport Protocol */

#define PCPP_PPP_SDTP     0x49

  /** SNA over 802.2 */

#define PCPP_PPP_LLC      0x4b

  /** SNA */

#define PCPP_PPP_SNA      0x4d

  /** IPv6 Header Compression  */

#define PCPP_PPP_IPV6HC     0x4f

  /** KNX Bridging Data */

#define PCPP_PPP_KNX      0x51

  /** Encryption */

#define PCPP_PPP_ENCRYPT    0x53

  /** Individual Link Encryption */

#define PCPP_PPP_ILE      0x55

  /** Internet Protocol version 6 */

#define PCPP_PPP_IPV6     0x57

  /** PPP Muxing */

#define PCPP_PPP_MUX      0x59

  /** Vendor-Specific Network Protocol (VSNP) */

#define PCPP_PPP_VSNP     0x5b

  /** TRILL Network Protocol (TNP) */

#define PCPP_PPP_TNP      0x5d

  /** RTP IPHC Full Header */

#define PCPP_PPP_RTP_FH     0x61

  /** RTP IPHC Compressed TCP */

#define PCPP_PPP_RTP_CTCP   0x63

  /** RTP IPHC Compressed Non TCP */

#define PCPP_PPP_RTP_CNTCP    0x65

  /** RTP IPHC Compressed UDP 8 */

#define PCPP_PPP_RTP_CUDP8    0x67

  /** RTP IPHC Compressed RTP 8 */

#define PCPP_PPP_RTP_CRTP8    0x69

  /** Stampede Bridging */

#define PCPP_PPP_STAMPEDE   0x6f

  /** MP+ Protocol */

#define PCPP_PPP_MPPLUS     0x73

  /** NTCITS IPI */

#define PCPP_PPP_NTCITS_IPI   0xc1

  /** Single link compression in multilink */

#define PCPP_PPP_ML_SLCOMP    0xfb

  /** Compressed datagram */

#define PCPP_PPP_COMP     0xfd

  /** 802.1d Hello Packets */

#define PCPP_PPP_STP_HELLO    0x0201

  /** IBM Source Routing BPDU */

#define PCPP_PPP_IBM_SR     0x0203

  /** DEC LANBridge100 Spanning Tree */

#define PCPP_PPP_DEC_LB     0x0205

  /** Cisco Discovery Protocol */

#define PCPP_PPP_CDP      0x0207

  /** Netcs Twin Routing */

#define PCPP_PPP_NETCS      0x0209

  /** STP - Scheduled Transfer Protocol */

#define PCPP_PPP_STP      0x020b

  /** EDP - Extreme Discovery Protocol */

#define PCPP_PPP_EDP      0x020d

  /** Optical Supervisory Channel Protocol */

#define PCPP_PPP_OSCP     0x0211

  /** Optical Supervisory Channel Protocol */

#define PCPP_PPP_OSCP2      0x0213

  /** Luxcom */

#define PCPP_PPP_LUXCOM     0x0231

  /** Sigma Network Systems */

#define PCPP_PPP_SIGMA      0x0233

  /** Apple Client Server Protocol */

#define PCPP_PPP_ACSP     0x0235

  /** MPLS Unicast */

#define PCPP_PPP_MPLS_UNI   0x0281

  /** MPLS Multicast */

#define PCPP_PPP_MPLS_MULTI   0x0283

  /** IEEE p1284.4 standard - data packets */

#define PCPP_PPP_P12844     0x0285

  /** ETSI TETRA Network Protocol Type 1 */

#define PCPP_PPP_TETRA      0x0287

  /** Multichannel Flow Treatment Protocol */

#define PCPP_PPP_MFTP     0x0289

  /** RTP IPHC Compressed TCP No Delta */

#define PCPP_PPP_RTP_CTCPND   0x2063

  /** RTP IPHC Context State */

#define PCPP_PPP_RTP_CS     0x2065

  /** RTP IPHC Compressed UDP 16 */

#define PCPP_PPP_RTP_CUDP16   0x2067

  /** RTP IPHC Compressed RTP 16 */

#define PCPP_PPP_RTP_CRDP16   0x2069

  /** Cray Communications Control Protocol */

#define PCPP_PPP_CCCP     0x4001

  /** CDPD Mobile Network Registration Protocol */

#define PCPP_PPP_CDPD_MNRP    0x4003

  /** Expand accelerator protocol */

#define PCPP_PPP_EXPANDAP   0x4005

  /** ODSICP NCP */

#define PCPP_PPP_ODSICP     0x4007

  /** DOCSIS DLL */

#define PCPP_PPP_DOCSIS     0x4009

  /** Cetacean Network Detection Protocol */

#define PCPP_PPP_CETACEANNDP  0x400b

  /** Stacker LZS */

#define PCPP_PPP_LZS      0x4021

  /** RefTek Protocol */

#define PCPP_PPP_REFTEK     0x4023

  /** Fibre Channel */

#define PCPP_PPP_FC       0x4025

  /** EMIT Protocols */

#define PCPP_PPP_EMIT     0x4027

  /** Vendor-Specific Protocol (VSP) */

#define PCPP_PPP_VSP      0x405b

  /** TRILL Link State Protocol (TLSP) */

#define PCPP_PPP_TLSP     0x405d

  /** Internet Protocol Control Protocol */

#define PCPP_PPP_IPCP     0x8021

  /** OSI Network Layer Control Protocol */

#define PCPP_PPP_OSINLCP    0x8023

  /** Xerox NS IDP Control Protocol */

#define PCPP_PPP_XNSIDPCP   0x8025

  /** DECnet Phase IV Control Protocol */

#define PCPP_PPP_DECNETCP   0x8027

  /** AppleTalk Control Protocol */

#define PCPP_PPP_ATCP     0x8029

  /** Novell IPX Control Protocol */

#define PCPP_PPP_IPXCP      0x802b

  /** Bridging NCP */

#define PCPP_PPP_BRIDGENCP    0x8031

  /** Stream Protocol Control Protocol */

#define PCPP_PPP_SPCP     0x8033

  /** Banyan Vines Control Protocol */

#define PCPP_PPP_BVCP     0x8035

  /** Multi-Link Control Protocol */

#define PCPP_PPP_MLCP     0x803d

  /** NETBIOS Framing Control Protocol */

#define PCPP_PPP_NBCP     0x803f

  /** Cisco Systems Control Protocol */

#define PCPP_PPP_CISCOCP    0x8041

  /** Ascom Timeplex Control Protocol (?) */

#define PCPP_PPP_ASCOMCP    0x8043

  /** Fujitsu LBLB Control Protocol */

#define PCPP_PPP_LBLBCP     0x8045

  /** DCA Remote Lan Network Control Protocol */

#define PCPP_PPP_RLNCP      0x8047

  /** Serial Data Control Protocol */

#define PCPP_PPP_SDCP     0x8049

  /** SNA over 802.2 Control Protocol */

#define PCPP_PPP_LLCCP      0x804b

  /** SNA Control Protocol */

#define PCPP_PPP_SNACP      0x804d

  /** IP6 Header Compression Control Protocol */

#define PCPP_PPP_IP6HCCP    0x804f

  /** KNX Bridging Control Protocol */

#define PCPP_PPP_KNXCP      0x8051

  /** Encryption Control Protocol */

#define PCPP_PPP_ECP      0x8053

  /** Individual Link Encryption Control Protocol */

#define PCPP_PPP_ILECP      0x8055

  /** IPv6 Control Protocol */

#define PCPP_PPP_IPV6CP     0x8057

  /** PPP Muxing Control Protocol */

#define PCPP_PPP_MUXCP      0x8059

  /** Vendor-Specific Network Control Protocol (VSNCP)   [RFC3772] */

#define PCPP_PPP_VSNCP      0x805b

  /** TRILL Network Control Protocol (TNCP) */

#define PCPP_PPP_TNCP     0x805d

  /** Stampede Bridging Control Protocol */

#define PCPP_PPP_STAMPEDECP   0x806f

  /** MP+ Contorol Protocol */

#define PCPP_PPP_MPPCP      0x8073

  /** NTCITS IPI Control Protocol */

#define PCPP_PPP_IPICP      0x80c1

  /** Single link compression in multilink control */

#define PCPP_PPP_SLCC     0x80fb

  /** Compression Control Protocol */

#define PCPP_PPP_CCP      0x80fd

  /** Cisco Discovery Protocol Control Protocol */

#define PCPP_PPP_CDPCP      0x8207

  /** Netcs Twin Routing */

#define PCPP_PPP_NETCSCP    0x8209

  /** STP - Control Protocol */

#define PCPP_PPP_STPCP      0x820b

  /** EDPCP - Extreme Discovery Protocol Control Protocol */

#define PCPP_PPP_EDPCP      0x820d

  /** Apple Client Server Protocol Control */

#define PCPP_PPP_ACSPC      0x8235

  /** MPLS Control Protocol */

#define PCPP_PPP_MPLSCP     0x8281

  /** IEEE p1284.4 standard - Protocol Control */

#define PCPP_PPP_P12844CP   0x8285

  /** ETSI TETRA TNP1 Control Protocol */

#define PCPP_PPP_TETRACP    0x8287

  /** Multichannel Flow Treatment Protocol */

#define PCPP_PPP_MFTPCP     0x8289

  /** Link Control Protocol */

#define PCPP_PPP_LCP      0xc021

  /** Password Authentication Protocol */

#define PCPP_PPP_PAP      0xc023

  /** Link Quality Report */

#define PCPP_PPP_LQR      0xc025

  /** Shiva Password Authentication Protocol */

#define PCPP_PPP_SPAP     0xc027

  /** CallBack Control Protocol (CBCP) */

#define PCPP_PPP_CBCP     0xc029

  /** BACP Bandwidth Allocation Control Protocol */

#define PCPP_PPP_BACP     0xc02b

  /** BAP Bandwidth Allocation Protocol */

#define PCPP_PPP_BAP      0xc02d

  /** Vendor-Specific Authentication Protocol (VSAP) */

#define PCPP_PPP_VSAP     0xc05b

  /** Container Control Protocol */

#define PCPP_PPP_CONTCP     0xc081

  /** Challenge Handshake Authentication Protocol */

#define PCPP_PPP_CHAP     0xc223

  /** RSA Authentication Protocol */

#define PCPP_PPP_RSAAP      0xc225

  /** Extensible Authentication Protocol */

#define PCPP_PPP_EAP      0xc227

  /** Mitsubishi Security Information Exchange Protocol (SIEP) */

#define PCPP_PPP_SIEP     0xc229

  /** Stampede Bridging Authorization Protocol */

#define PCPP_PPP_SBAP     0xc26f

  /** Proprietary Authentication Protocol */

#define PCPP_PPP_PRPAP      0xc281

  /** Proprietary Authentication Protocol */

#define PCPP_PPP_PRPAP2     0xc283

  /** Proprietary Node ID Authentication Protocol */

#define PCPP_PPP_PRPNIAP    0xc481

} // namespace pcpp