LCOV - code coverage report
Current view: directory - toolkit/components/url-classifier - ChunkSet.h (source / functions) Found Hit Coverage
Test: app.info Lines: 7 7 100.0 %
Date: 2012-04-21 Functions: 5 5 100.0 %

       1                 : //* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       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 Url Classifier code
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * the Mozilla Foundation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   Dave Camp <dcamp@mozilla.com>
      24                 :  *   Gian-Carlo Pascutto <gpascutto@mozilla.com>
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      28                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #ifndef ChunkSet_h__
      41                 : #define ChunkSet_h__
      42                 : 
      43                 : 
      44                 : #include "Entries.h"
      45                 : #include "nsString.h"
      46                 : #include "nsTArray.h"
      47                 : 
      48                 : namespace mozilla {
      49                 : namespace safebrowsing {
      50                 : 
      51                 : /**
      52                 :  * Store the chunks as an array of uint32.
      53                 :  * XXX: We should optimize this further to compress the
      54                 :  * many consecutive numbers.
      55                 :  */
      56                 : class ChunkSet {
      57                 : public:
      58            1605 :   ChunkSet() {}
      59            1601 :   ~ChunkSet() {}
      60                 : 
      61                 :   nsresult Serialize(nsACString& aStr);
      62                 :   nsresult Set(PRUint32 aChunk);
      63                 :   nsresult Unset(PRUint32 aChunk);
      64                 :   void Clear();
      65                 :   nsresult Merge(const ChunkSet& aOther);
      66                 :   nsresult Remove(const ChunkSet& aOther);
      67                 : 
      68                 :   bool Has(PRUint32 chunk) const;
      69                 : 
      70            1254 :   uint32 Length() const { return mChunks.Length(); }
      71                 : 
      72             194 :   nsresult Write(nsIOutputStream* aOut) {
      73             194 :     return WriteTArray(aOut, mChunks);
      74                 :   }
      75                 : 
      76             502 :   nsresult Read(nsIInputStream* aIn, PRUint32 aNumElements) {
      77             502 :     return ReadTArray(aIn, &mChunks, aNumElements);
      78                 :   }
      79                 : 
      80                 :   uint32 *Begin() { return mChunks.Elements(); }
      81                 :   uint32 *End() { return mChunks.Elements() + mChunks.Length(); }
      82                 : 
      83                 : private:
      84                 :   nsTArray<uint32> mChunks;
      85                 : };
      86                 : 
      87                 : }
      88                 : }
      89                 : 
      90                 : #endif

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