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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Use the <code>chrome.diagnostics</code> API to query various properties of
      6 // the environment that may be useful for diagnostics.
      7 namespace diagnostics {
      8   dictionary SendPacketOptions {
      9     // Target IP address.
     10     DOMString ip;
     11     // Packet time to live value. If omitted, the system default value will be
     12     // used.
     13     long? ttl;
     14     // Packet timeout in seconds. If omitted, the system default value will be
     15     // used.
     16     long? timeout;
     17     // Size of the payload. If omitted, the system default value will be used.
     18     long? size;
     19   };
     20 
     21   dictionary SendPacketResult {
     22     // The IP of the host which we recieves the ICMP reply from.
     23     // The IP may differs from our target IP if the packet's ttl is used up.
     24     DOMString ip;
     25 
     26     // Latency in millisenconds.
     27     double latency;
     28   };
     29 
     30   callback SendPacketCallback = void(SendPacketResult result);
     31 
     32   interface Functions {
     33     // Send a packet of the given type with the given parameters.
     34     static void sendPacket(SendPacketOptions options,
     35                            SendPacketCallback callback);
     36   };
     37 };
     38