LCOV - code coverage report
Current view: directory - netwerk/cache - nsDiskCacheEntry.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 55 16 29.1 %
Date: 2012-06-02 Functions: 13 1 7.7 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2                 :  *
       3                 :  * ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is nsDiskCacheEntry.cpp, released
      17                 :  * May 10, 2001.
      18                 :  *
      19                 :  * The Initial Developer of the Original Code is
      20                 :  * Netscape Communications Corporation.
      21                 :  * Portions created by the Initial Developer are Copyright (C) 2001
      22                 :  * the Initial Developer. All Rights Reserved.
      23                 :  *
      24                 :  * Contributor(s):
      25                 :  *   Gordon Sheridan  <gordon@netscape.com>
      26                 :  *   Patrick C. Beard <beard@netscape.com>
      27                 :  *
      28                 :  * Alternatively, the contents of this file may be used under the terms of
      29                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      30                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      31                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      32                 :  * of those above. If you wish to allow use of your version of this file only
      33                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      34                 :  * use your version of this file under the terms of the MPL, indicate your
      35                 :  * decision by deleting the provisions above and replace them with the notice
      36                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      37                 :  * the provisions above, a recipient may use your version of this file under
      38                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      39                 :  *
      40                 :  * ***** END LICENSE BLOCK ***** */
      41                 : 
      42                 : #include "nsDiskCache.h"
      43                 : #include "nsDiskCacheEntry.h"
      44                 : #include "nsDiskCacheBinding.h"
      45                 : #include "nsCRT.h"
      46                 : 
      47                 : #include "nsCache.h"
      48                 : 
      49                 : #include "nsISerializable.h"
      50                 : #include "nsSerializationHelper.h"
      51                 : 
      52                 : /******************************************************************************
      53                 :  *  nsDiskCacheEntry
      54                 :  *****************************************************************************/
      55                 : 
      56                 : /**
      57                 :  *  CreateCacheEntry()
      58                 :  *
      59                 :  *  Creates an nsCacheEntry and sets all fields except for the binding.
      60                 :  */
      61                 : nsCacheEntry *
      62             279 : nsDiskCacheEntry::CreateCacheEntry(nsCacheDevice *  device)
      63                 : {
      64             279 :     nsCacheEntry * entry = nsnull;
      65             279 :     nsresult       rv = nsCacheEntry::Create(Key(),
      66                 :                                              nsICache::STREAM_BASED,
      67                 :                                              nsICache::STORE_ON_DISK,
      68                 :                                              device,
      69             279 :                                              &entry);
      70             279 :     if (NS_FAILED(rv) || !entry) return nsnull;
      71                 :     
      72             279 :     entry->SetFetchCount(mFetchCount);
      73             279 :     entry->SetLastFetched(mLastFetched);
      74             279 :     entry->SetLastModified(mLastModified);
      75             279 :     entry->SetExpirationTime(mExpirationTime);
      76             279 :     entry->SetCacheDevice(device);
      77                 :     // XXX why does nsCacheService have to fill out device in BindEntry()?
      78             279 :     entry->SetDataSize(mDataSize);
      79                 :     
      80             279 :     rv = entry->UnflattenMetaData(MetaData(), mMetaDataSize);
      81             279 :     if (NS_FAILED(rv)) {
      82               0 :         delete entry;
      83               0 :         return nsnull;
      84                 :     }
      85                 : 
      86                 :     // Restore security info, if present
      87             279 :     const char* info = entry->GetMetaDataElement("security-info");
      88             279 :     if (info) {
      89               0 :         nsCOMPtr<nsISupports> infoObj;
      90               0 :         NS_DeserializeObject(nsDependentCString(info), getter_AddRefs(infoObj));
      91               0 :         entry->SetSecurityInfo(infoObj);
      92                 :     }
      93                 : 
      94             279 :     return entry;                      
      95                 : }
      96                 : 
      97                 : 
      98                 : /******************************************************************************
      99                 :  *  nsDiskCacheEntryInfo
     100                 :  *****************************************************************************/
     101                 : 
     102               0 : NS_IMPL_ISUPPORTS1(nsDiskCacheEntryInfo, nsICacheEntryInfo)
     103                 : 
     104               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetClientID(char ** clientID)
     105                 : {
     106               0 :     NS_ENSURE_ARG_POINTER(clientID);
     107               0 :     return ClientIDFromCacheKey(nsDependentCString(mDiskEntry->Key()), clientID);
     108                 : }
     109                 : 
     110                 : extern const char DISK_CACHE_DEVICE_ID[];
     111               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetDeviceID(char ** deviceID)
     112                 : {
     113               0 :     NS_ENSURE_ARG_POINTER(deviceID);
     114               0 :     *deviceID = NS_strdup(mDeviceID);
     115               0 :     return *deviceID ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
     116                 : }
     117                 : 
     118                 : 
     119               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetKey(nsACString &clientKey)
     120                 : {
     121               0 :     return ClientKeyFromCacheKey(nsDependentCString(mDiskEntry->Key()), clientKey);
     122                 : }
     123                 : 
     124               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetFetchCount(PRInt32 *aFetchCount)
     125                 : {
     126               0 :     NS_ENSURE_ARG_POINTER(aFetchCount);
     127               0 :     *aFetchCount = mDiskEntry->mFetchCount;
     128               0 :     return NS_OK;
     129                 : }
     130                 : 
     131               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetLastFetched(PRUint32 *aLastFetched)
     132                 : {
     133               0 :     NS_ENSURE_ARG_POINTER(aLastFetched);
     134               0 :     *aLastFetched = mDiskEntry->mLastFetched;
     135               0 :     return NS_OK;
     136                 : }
     137                 : 
     138               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetLastModified(PRUint32 *aLastModified)
     139                 : {
     140               0 :     NS_ENSURE_ARG_POINTER(aLastModified);
     141               0 :     *aLastModified = mDiskEntry->mLastModified;
     142               0 :     return NS_OK;
     143                 : }
     144                 : 
     145               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetExpirationTime(PRUint32 *aExpirationTime)
     146                 : {
     147               0 :     NS_ENSURE_ARG_POINTER(aExpirationTime);
     148               0 :     *aExpirationTime = mDiskEntry->mExpirationTime;
     149               0 :     return NS_OK;
     150                 : }
     151                 : 
     152               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::IsStreamBased(bool *aStreamBased)
     153                 : {
     154               0 :     NS_ENSURE_ARG_POINTER(aStreamBased);
     155               0 :     *aStreamBased = true;
     156               0 :     return NS_OK;
     157                 : }
     158                 : 
     159               0 : NS_IMETHODIMP nsDiskCacheEntryInfo::GetDataSize(PRUint32 *aDataSize)
     160                 : {
     161               0 :     NS_ENSURE_ARG_POINTER(aDataSize);
     162               0 :     *aDataSize = mDiskEntry->mDataSize;
     163               0 :     return NS_OK;
     164                 : }

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