Initial chrome.mdns API.

chrome/common/extensions/api/mdns.idl

+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Use the <code>chrome.mdns</code> API to discover services over mDNS.
+// This comprises a subset of the features of the NSD spec:
+// http://www.w3.org/TR/discovery-api/
+namespace mdns {
+
+  // Represents a mDNS/DNS-SD service.
+  dictionary MDnsService {
+    // The service name of an mDNS advertised service,
+    // <instance_name>.<service_type>.
+    DOMString serviceName;
+
+    // The host:port pair of an mDNS advertised service.
+    DOMString serviceHostPort;
+
+    // The IP address of an mDNS advertised service.
+    DOMString ipAddress;
+
+    // Metadata for an mDNS advertised service.
+    DOMString[] serviceData;
+  };
+
+  interface Events {
+    // Event fired to inform clients of the current complete set of known
+    // available services. Clients should only need to store the list from the
+    // most recent event. The service types that the extension is interested in
+    // discovering should be declared as an array in the extensions manifest
+    // file with the 'mdns_service_types' key.
+    [supportsFilters=true] static void onServiceList(MDnsService[] services);
+  };
+};