module Cisco-IOS-XE-gnss-dr-oper {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XE-gnss-dr-oper";

    prefix gnss-dr-ios-xe-oper;

    import ietf-yang-types {
      prefix yang;
    }
    import cisco-semver {
      prefix cisco-semver;
    }

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
     Customer Service

     Postal: 170 W Tasman Drive
     San Jose, CA 95134

     Tel: +1 1800 553-NETS

     E-mail: cs-yang@cisco.com";

    description
      "This module contains a collection of YANG definitions
     for IOS-XE GNSS Dead Reckoning
     operational data.
     Copyright (c) 2020-2021 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2021-07-01" {
      description
        "- Added GNSS DR NMEA UDP socket support.";
      reference
        "1.1.0";

    }

    revision "2021-03-01" {
      description "Initial revision";
      reference
        "1.0.0";

    }

    cisco-semver:module-version "1.1.0";
    cisco-semver:module-version "1.0.0";

    typedef gnss-dr-feature-state {
      type enumeration {
        enum "all-gnss-dr-features-disabled" {
          value 0;
          description
            "GNSS/DR module features in disabled state";
        }
        enum "gps-dr-feature-enabled" {
          value 1;
          description
            "GNSS/DR module in GPS enabled state";
        }
      }
      description "GNSS/DR feature state";
    }

    typedef gnss-dr-nmea-udp-config-state {
      type enumeration {
        enum
          "gnss-dr-nmea-udp-socket-disabled" {
          value 0;
          description
            "GNSS/DR NMEA UDP socket in disabled state";
        }
        enum
          "gnss-dr-nmea-udp-socket-enabled" {
          value 1;
          description
            "GNSS/DR NMEA UDP socket in enabled state";
        }
      }
      description
        "GNSS/DR NMEA UDP socket configuration state";
    }

    typedef gnss-dr-nmea-udp-oper-state {
      type enumeration {
        enum
          "gnss-dr-nmea-udp-socket-inactive" {
          value 0;
          description
            "GNSS/DR NMEA UDP socket in oper inactive state";
        }
        enum
          "gnss-dr-nmea-udp-socket-active" {
          value 1;
          description
            "GNSS/DR NMEA UDP socket in oper active state";
        }
        enum "gnss-dr-nmea-udp-socket-error" {
          value 2;
          description
            "GNSS/DR NMEA UDP socket in oper error state";
        }
      }
      description
        "GNSS/DR NMEA UDP socket oper state";
    }

    typedef gnss-dr-state {
      type enumeration {
        enum "gps-dr-state-disabled" {
          value 1;
          description
            "GNSS/DR module is in GPS disabled state";
        }
        enum "gps-dr-state-acquiring" {
          value 2;
          description
            "GNSS/DR module in GPS acquiring state";
        }
        enum "gps-dr-state-enabled" {
          value 3;
          description
            "GNSS/DR module in GPS enabled state";
        }
        enum "gps-dr-loc-error" {
          value 4;
          description
            "GNSS/DR module in GPS location error state";
        }
      }
      description "GNSS/DR operation state";
    }

    typedef gnss-dr-loc {
      type enumeration {
        enum "gps-dr-location-fix-disabled" {
          value 0;
          description
            "DR location fix is disabled";
        }
        enum
          "gps-dr-location-fix-not-in-use" {
          value 1;
          description
            "DR location fix is not in use";
        }
        enum "gps-dr-location-fix-in-use" {
          value 2;
          description
            "DR location fix is in use";
        }
      }
      description
        "GNSS/DR location fix state";
    }

    grouping gnss-dr-data {
      description
        "GNSS DR status entry details";
      leaf feature-state {
        type gnss-dr-feature-state;
        description "GNSS/DR feature state";
      }

      leaf oper-state {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type gnss-dr-state;
        description "GNSS/DR oper state";
      }

      leaf dr-loc-used {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type gnss-dr-loc;
        description
          "status for DR used for location";
      }

      leaf latitude {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type decimal64 {
          fraction-digits 6;
        }
        description "GNSS/DR latitude value";
      }

      leaf longitude {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type decimal64 {
          fraction-digits 6;
        }
        description
          "GNSS/DR longitude value";
      }

      leaf timestamp {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type yang:date-and-time;
        description
          "GNSS/DR timestamp value";
      }

      leaf udp-socket-config-state {
        when
          "../feature-state != 'all-gnss-dr-features-disabled'";
        type gnss-dr-nmea-udp-config-state;
        description
          "GNSS/DR NMEA UDP socket config state";
      }

      leaf udp-socket-oper-state {
        when
          "(../feature-state != 'all-gnss-dr-features-disabled') and (../udp-socket-config-state != 'gnss-dr-nmea-udp-socket-disabled')";
        type gnss-dr-nmea-udp-oper-state;
        description
          "GNSS/DR NMEA UDP socket oper state";
      }
    }  // grouping gnss-dr-data

    container gnss-dr-oper-data {
      config false;
      description
        "GNSS Dead Reckoning operational data";
      container gnss-dr-data {
        presence "gnss-dr-data";
        description
          "GNSS Dead Reckoning data";
        uses gnss-dr-ios-xe-oper:gnss-dr-data;
      }  // container gnss-dr-data
    }  // container gnss-dr-oper-data
  }  // module Cisco-IOS-XE-gnss-dr-oper