LCOV - code coverage report
Current view: directory - toolkit/components/url-classifier - nsCheckSummedOutputStream.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 19 19 100.0 %
Date: 2012-04-21 Functions: 6 6 100.0 %

       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                 :  *   Gian-Carlo Pascutto <gpascutto@mozilla.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * 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                 : #include "nsILocalFile.h"
      40                 : #include "nsCRT.h"
      41                 : #include "nsIFile.h"
      42                 : #include "nsISupportsImpl.h"
      43                 : #include "nsCheckSummedOutputStream.h"
      44                 : 
      45                 : ////////////////////////////////////////////////////////////////////////////////
      46                 : // nsCheckSummedOutputStream
      47                 : 
      48            1261 : NS_IMPL_ISUPPORTS_INHERITED3(nsCheckSummedOutputStream,
      49                 :                              nsSafeFileOutputStream,
      50                 :                              nsISafeOutputStream,
      51                 :                              nsIOutputStream,
      52                 :                              nsIFileOutputStream)
      53                 : 
      54                 : NS_IMETHODIMP
      55              97 : nsCheckSummedOutputStream::Init(nsIFile* file, PRInt32 ioFlags, PRInt32 perm,
      56                 :                                 PRInt32 behaviorFlags)
      57                 : {
      58                 :   nsresult rv;
      59              97 :   mHash = do_CreateInstance(NS_CRYPTO_HASH_CONTRACTID, &rv);
      60              97 :   NS_ENSURE_SUCCESS(rv, rv);
      61                 : 
      62              97 :   rv = mHash->Init(nsICryptoHash::MD5);
      63              97 :   NS_ENSURE_SUCCESS(rv, rv);
      64                 : 
      65              97 :   return nsSafeFileOutputStream::Init(file, ioFlags, perm, behaviorFlags);
      66                 : }
      67                 : 
      68                 : NS_IMETHODIMP
      69              97 : nsCheckSummedOutputStream::Finish()
      70                 : {
      71              97 :   nsresult rv = mHash->Finish(false, mCheckSum);
      72              97 :   NS_ENSURE_SUCCESS(rv, rv);
      73                 : 
      74                 :   PRUint32 written;
      75              97 :   rv = nsSafeFileOutputStream::Write(reinterpret_cast<const char*>(mCheckSum.BeginReading()),
      76             194 :                                      mCheckSum.Length(), &written);
      77              97 :   NS_ASSERTION(written == mCheckSum.Length(), "Error writing stream checksum");
      78              97 :   NS_ENSURE_SUCCESS(rv, rv);
      79                 : 
      80              97 :   return nsSafeFileOutputStream::Finish();
      81                 : }
      82                 : 
      83                 : NS_IMETHODIMP
      84            3201 : nsCheckSummedOutputStream::Write(const char *buf, PRUint32 count, PRUint32 *result)
      85                 : {
      86            3201 :   nsresult rv = mHash->Update(reinterpret_cast<const uint8*>(buf), count);
      87            3201 :   NS_ENSURE_SUCCESS(rv, rv);
      88                 : 
      89            3201 :   return nsSafeFileOutputStream::Write(buf, count, result);
      90                 : }
      91                 : 
      92                 : ////////////////////////////////////////////////////////////////////////////////

Generated by: LCOV version 1.7