[
  {
    "namespace": "manifest",
    "types": [
      {
        "$extend": "PermissionPrivileged",
        "choices": [
          {
            "type": "string",
            "enum": ["networkStatus"]
          }
        ]
      }
    ]
  },
  {
    "namespace": "networkStatus",
    "description": "This API provides the ability to determine the status of and detect changes in the network connection. This API can only be used in privileged extensions.",
    "permissions": ["networkStatus"],
    "types": [
      {
        "id": "NetworkLinkInfo",
        "type": "object",
        "properties": {
          "status": {
            "type": "string",
            "enum": ["unknown", "up", "down"],
            "description": "Status of the network link, if \"unknown\" then link is usually assumed to be \"up\""
          },
          "type": {
            "type": "string",
            "enum": ["unknown", "ethernet", "usb", "wifi", "wimax", "mobile"],
            "description": "If known, the type of network connection that is avialable."
          },
          "id": {
            "type": "string",
            "optional": true,
            "description": "If known, the network id or name."
          }
        }
      }
    ],
    "functions": [
      {
        "name": "getLinkInfo",
        "type": "function",
        "description": "Returns the $(ref:NetworkLinkInfo} of the current network connection.",
        "async": true,
        "parameters": []
      }
    ],
    "events": [
      {
        "name": "onConnectionChanged",
        "type": "function",
        "description": "Fired when the network connection state changes.",
        "parameters": [
          {
            "name": "details",
            "$ref": "NetworkLinkInfo"
          }
        ]
      }
    ]
  }
]