module openconfig-packet-match {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/header-fields";

    prefix oc-pkt-match;

    import openconfig-inet-types {
      prefix oc-inet;
    }
    import openconfig-yang-types {
      prefix oc-yang;
    }
    import openconfig-packet-match-types {
      prefix oc-pkt-match-types;
    }
    import openconfig-extensions {
      prefix oc-ext;
    }

    organization "OpenConfig working group";

    contact
      "OpenConfig working group
    www.openconfig.net";

    description
      "This module defines data related to packet header fields
    used in matching operations, for example in ACLs.  When a
    field is omitted from a match expression, the effect is a
    wildcard ('any') for that field.";

    revision "2017-12-15" {
      description
        "Add MPLS packet field matches";
      reference
        "1.1.0";

    }

    revision "2017-05-26" {
      description
        "Separated IP matches into AFs";
      reference
        "1.0.0";

    }

    revision "2016-08-08" {
      description
        "OpenConfig public release";
      reference
        "0.2.0";

    }

    revision "2016-04-27" {
      description "Initial revision";
      reference
        "TBD";

    }

    oc-ext:openconfig-version "1.1.0";

    grouping ethernet-header-config {
      description
        "Configuration data of fields in Ethernet header.";
      leaf source-mac {
        type oc-yang:mac-address;
        description
          "Source IEEE 802 MAC address.";
      }

      leaf source-mac-mask {
        type oc-yang:mac-address;
        description
          "Source IEEE 802 MAC address mask.";
      }

      leaf destination-mac {
        type oc-yang:mac-address;
        description
          "Destination IEEE 802 MAC address.";
      }

      leaf destination-mac-mask {
        type oc-yang:mac-address;
        description
          "Destination IEEE 802 MAC address mask.";
      }

      leaf ethertype {
        type oc-pkt-match-types:ethertype-type;
        description
          "Ethertype field to match in Ethernet packets";
      }
    }  // grouping ethernet-header-config

    grouping ethernet-header-state {
      description
        "State information of fields in Ethernet header.";
    }  // grouping ethernet-header-state

    grouping ethernet-header-top {
      description
        "Top level container for fields in Ethernet header.";
      container l2 {
        description "Ethernet header fields";
        container config {
          description "Configuration data";
          uses ethernet-header-config;
        }  // container config

        container state {
          config false;
          description "State Information.";
          uses ethernet-header-config;

          uses ethernet-header-state;
        }  // container state
      }  // container l2
    }  // grouping ethernet-header-top

    grouping mpls-header-top {
      description
        "Top-level container for fields in an MPLS header.";
      container mpls {
        description "MPLS header fields";
        container config {
          description
            "Configuration parameters relating to fields within
          the MPLS header.";
          uses mpls-header-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state parameters relating to fields
          within the MPLS header";
          uses mpls-header-config;
        }  // container state
      }  // container mpls
    }  // grouping mpls-header-top

    grouping mpls-header-config {
      description
        "Configuration parameters relating to matches within
      MPLS header fields.";
      leaf traffic-class {
        type uint8 {
          range "0..7";
        }
        description
          "The value of the MPLS traffic class (TC) bits,
        formerly known as the EXP bits.";
      }
    }  // grouping mpls-header-config

    grouping ip-protocol-fields-common-config {
      description
        "IP protocol fields common to IPv4 and IPv6";
      leaf dscp {
        type oc-inet:dscp;
        description
          "Value of diffserv codepoint.";
      }

      leaf protocol {
        type oc-pkt-match-types:ip-protocol-type;
        description
          "The protocol carried in the IP packet, expressed either
        as its IP protocol number, or by a defined identity.";
      }

      leaf hop-limit {
        type uint8 {
          range "0..255";
        }
        description
          "The IP packet's hop limit -- known as TTL (in hops) in
        IPv4 packets, and hop limit in IPv6";
      }
    }  // grouping ip-protocol-fields-common-config

    grouping ipv4-protocol-fields-config {
      description
        "Configuration data of IP protocol fields
      for IPv4";
      leaf source-address {
        type oc-inet:ipv4-prefix;
        description
          "Source IPv4 address prefix.";
      }

      leaf destination-address {
        type oc-inet:ipv4-prefix;
        description
          "Destination IPv4 address prefix.";
      }

      uses ip-protocol-fields-common-config;
    }  // grouping ipv4-protocol-fields-config

    grouping ipv4-protocol-fields-state {
      description
        "State information of IP header fields for IPv4";
    }  // grouping ipv4-protocol-fields-state

    grouping ipv4-protocol-fields-top {
      description
        "IP header fields for IPv4";
      container ipv4 {
        description
          "Top level container for IPv4 match field data";
        container config {
          description
            "Configuration data for IPv4 match fields";
          uses ipv4-protocol-fields-config;
        }  // container config

        container state {
          config false;
          description
            "State information for IPv4 match fields";
          uses ipv4-protocol-fields-config;

          uses ipv4-protocol-fields-state;
        }  // container state
      }  // container ipv4
    }  // grouping ipv4-protocol-fields-top

    grouping ipv6-protocol-fields-config {
      description
        "Configuration data for IPv6 match fields";
      leaf source-address {
        type oc-inet:ipv6-prefix;
        description
          "Source IPv6 address prefix.";
      }

      leaf source-flow-label {
        type oc-inet:ipv6-flow-label;
        description
          "Source IPv6 Flow label.";
      }

      leaf destination-address {
        type oc-inet:ipv6-prefix;
        description
          "Destination IPv6 address prefix.";
      }

      leaf destination-flow-label {
        type oc-inet:ipv6-flow-label;
        description
          "Destination IPv6 Flow label.";
      }

      uses ip-protocol-fields-common-config;
    }  // grouping ipv6-protocol-fields-config

    grouping ipv6-protocol-fields-state {
      description
        "Operational state data for IPv6 match fields";
    }  // grouping ipv6-protocol-fields-state

    grouping ipv6-protocol-fields-top {
      description
        "Top-level grouping for IPv6 match fields";
      container ipv6 {
        description
          "Top-level container for IPv6 match field data";
        container config {
          description
            "Configuration data for IPv6 match fields";
          uses ipv6-protocol-fields-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for IPv6 match fields";
          uses ipv6-protocol-fields-config;

          uses ipv6-protocol-fields-state;
        }  // container state
      }  // container ipv6
    }  // grouping ipv6-protocol-fields-top

    grouping transport-fields-config {
      description
        "Configuration data of transport-layer packet fields";
      leaf source-port {
        type oc-pkt-match-types:port-num-range;
        description "Source port or range";
      }

      leaf destination-port {
        type oc-pkt-match-types:port-num-range;
        description
          "Destination port or range";
      }

      leaf-list tcp-flags {
        type identityref {
          base oc-pkt-match-types:TCP_FLAGS;
        }
        description
          "List of TCP flags to match";
      }
    }  // grouping transport-fields-config

    grouping transport-fields-state {
      description
        "State data of transport-fields";
    }  // grouping transport-fields-state

    grouping transport-fields-top {
      description
        "Destination transport-fields top level grouping";
      container transport {
        description
          "Transport fields container";
        container config {
          description "Configuration data";
          uses transport-fields-config;
        }  // container config

        container state {
          config false;
          description "State data";
          uses transport-fields-config;

          uses transport-fields-state;
        }  // container state
      }  // container transport
    }  // grouping transport-fields-top
  }  // module openconfig-packet-match