LCOV - code coverage report
Current view: directory - netwerk/base/src - nsDNSPrefetch.h (source / functions) Found Hit Coverage
Test: app.info Lines: 5 3 60.0 %
Date: 2012-06-02 Functions: 4 2 50.0 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Mozilla Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2008
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Patrick McManus <mcmanus@ducksong.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #ifndef nsDNSPrefetch_h___
      40                 : #define nsDNSPrefetch_h___
      41                 : 
      42                 : #include "nsCOMPtr.h"
      43                 : #include "nsString.h"
      44                 : #include "mozilla/TimeStamp.h"
      45                 : 
      46                 : #include "nsIDNSListener.h"
      47                 : 
      48                 : class nsIURI;
      49                 : class nsIDNSService;
      50                 : 
      51                 : class nsDNSPrefetch : public nsIDNSListener
      52            3197 : {
      53                 : public:
      54                 :     NS_DECL_ISUPPORTS
      55                 :     NS_DECL_NSIDNSLISTENER
      56                 :   
      57                 :     nsDNSPrefetch(nsIURI *aURI, bool storeTiming);
      58            2942 :     bool TimingsValid() const {
      59            2942 :         return !mStartTimestamp.IsNull() && !mEndTimestamp.IsNull();
      60                 :     }
      61                 :     // Only use the two timings if TimingsValid() returns true
      62               0 :     const mozilla::TimeStamp& StartTimestamp() const { return mStartTimestamp; }
      63               0 :     const mozilla::TimeStamp& EndTimestamp() const { return mEndTimestamp; }
      64                 : 
      65                 :     static nsresult Initialize(nsIDNSService *aDNSService);
      66                 :     static nsresult Shutdown();
      67                 : 
      68                 :     // Call one of the following methods to start the Prefetch.
      69                 :     nsresult PrefetchHigh();
      70                 :     nsresult PrefetchMedium();
      71                 :     nsresult PrefetchLow();
      72                 :   
      73                 : private:
      74                 :     nsCString mHostname;
      75                 :     bool mStoreTiming;
      76                 :     mozilla::TimeStamp mStartTimestamp;
      77                 :     mozilla::TimeStamp mEndTimestamp;
      78                 : 
      79                 :     nsresult Prefetch(PRUint16 flags);
      80                 : };
      81                 : 
      82                 : #endif 

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