LCOV - code coverage report
Current view: directory - dom/plugins/ipc - PluginMessageUtils.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 44 2 4.5 %
Date: 2012-06-02 Functions: 14 2 14.3 %

       1                 : /* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8; -*- */
       2                 : /* vim: set sw=2 ts=8 et tw=80 : */
       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 Mozilla Content App.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  *   The Mozilla Foundation.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      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 "PluginMessageUtils.h"
      40                 : #include "nsIRunnable.h"
      41                 : #include "nsThreadUtils.h"
      42                 : 
      43                 : #include "PluginInstanceParent.h"
      44                 : #include "PluginInstanceChild.h"
      45                 : #include "PluginScriptableObjectParent.h"
      46                 : #include "PluginScriptableObjectChild.h"
      47                 : 
      48                 : using std::string;
      49                 : 
      50                 : using mozilla::ipc::RPCChannel;
      51                 : 
      52                 : namespace {
      53                 : 
      54                 : class DeferNPObjectReleaseRunnable : public nsRunnable
      55               0 : {
      56                 : public:
      57               0 :   DeferNPObjectReleaseRunnable(const NPNetscapeFuncs* f, NPObject* o)
      58                 :     : mFuncs(f)
      59               0 :     , mObject(o)
      60                 :   {
      61               0 :     NS_ASSERTION(o, "no release null objects");
      62               0 :   }
      63                 : 
      64                 :   NS_IMETHOD Run();
      65                 : 
      66                 : private:
      67                 :   const NPNetscapeFuncs* mFuncs;
      68                 :   NPObject* mObject;
      69                 : };
      70                 : 
      71                 : NS_IMETHODIMP
      72               0 : DeferNPObjectReleaseRunnable::Run()
      73                 : {
      74               0 :   mFuncs->releaseobject(mObject);
      75               0 :   return NS_OK;
      76                 : }
      77                 : 
      78                 : } // anonymous namespace
      79                 : 
      80                 : namespace mozilla {
      81                 : namespace plugins {
      82                 : 
      83               0 : NPRemoteWindow::NPRemoteWindow() :
      84                 :   window(0), x(0), y(0), width(0), height(0), type(NPWindowTypeDrawable)
      85                 : #if defined(MOZ_X11) && defined(XP_UNIX) && !defined(XP_MACOSX)
      86                 :   , visualID(0)
      87               0 :   , colormap(0)
      88                 : #endif /* XP_UNIX */
      89                 : #if defined(XP_WIN)
      90                 :   ,surfaceHandle(0)
      91                 : #endif
      92                 : {
      93               0 :   clipRect.top = 0;
      94               0 :   clipRect.left = 0;
      95               0 :   clipRect.bottom = 0;
      96               0 :   clipRect.right = 0;
      97               0 : }
      98                 : 
      99                 : RPCChannel::RacyRPCPolicy
     100               0 : MediateRace(const RPCChannel::Message& parent,
     101                 :             const RPCChannel::Message& child)
     102                 : {
     103               0 :   switch (parent.type()) {
     104                 :   case PPluginInstance::Msg_Paint__ID:
     105                 :   case PPluginInstance::Msg_NPP_SetWindow__ID:
     106                 :   case PPluginInstance::Msg_NPP_HandleEvent_Shmem__ID:
     107                 :   case PPluginInstance::Msg_NPP_HandleEvent_IOSurface__ID:
     108                 :     // our code relies on the frame list not changing during paints and
     109                 :     // reflows
     110               0 :     return RPCChannel::RRPParentWins;
     111                 : 
     112                 :   default:
     113               0 :     return RPCChannel::RRPChildWins;
     114                 :   }
     115                 : }
     116                 : 
     117                 : #if defined(OS_LINUX)
     118                 : static string
     119               0 : ReplaceAll(const string& haystack, const string& needle, const string& with)
     120                 : {
     121               0 :   string munged = haystack;
     122               0 :   string::size_type i = 0;
     123                 : 
     124               0 :   while (string::npos != (i = munged.find(needle, i))) {
     125               0 :     munged.replace(i, needle.length(), with);
     126               0 :     i += with.length();
     127                 :   }
     128                 : 
     129                 :   return munged;
     130                 : }
     131                 : #endif
     132                 : 
     133                 : string
     134               0 : MungePluginDsoPath(const string& path)
     135                 : {
     136                 : #if defined(OS_LINUX)
     137                 :   // https://bugzilla.mozilla.org/show_bug.cgi?id=519601
     138               0 :   return ReplaceAll(path, "netscape", "netsc@pe");
     139                 : #else
     140                 :   return path;
     141                 : #endif
     142                 : }
     143                 : 
     144                 : string
     145               0 : UnmungePluginDsoPath(const string& munged)
     146                 : {
     147                 : #if defined(OS_LINUX)
     148               0 :   return ReplaceAll(munged, "netsc@pe", "netscape");
     149                 : #else
     150                 :   return munged;
     151                 : #endif
     152                 : }
     153                 : 
     154                 : 
     155            1464 : PRLogModuleInfo* gPluginLog = PR_NewLogModule("IPCPlugins");
     156                 : 
     157                 : void
     158               0 : DeferNPObjectLastRelease(const NPNetscapeFuncs* f, NPObject* o)
     159                 : {
     160               0 :   if (!o)
     161               0 :     return;
     162                 : 
     163               0 :   if (o->referenceCount > 1) {
     164               0 :     f->releaseobject(o);
     165               0 :     return;
     166                 :   }
     167                 : 
     168               0 :   NS_DispatchToCurrentThread(new DeferNPObjectReleaseRunnable(f, o));
     169                 : }
     170                 : 
     171               0 : void DeferNPVariantLastRelease(const NPNetscapeFuncs* f, NPVariant* v)
     172                 : {
     173               0 :   if (!NPVARIANT_IS_OBJECT(*v)) {
     174               0 :     f->releasevariantvalue(v);
     175               0 :     return;
     176                 :   }
     177               0 :   DeferNPObjectLastRelease(f, v->value.objectValue);
     178               0 :   VOID_TO_NPVARIANT(*v);
     179                 : }
     180                 : 
     181                 : #ifdef XP_WIN
     182                 : 
     183                 : // The private event used for double-pass widgetless plugin rendering.
     184                 : UINT DoublePassRenderingEvent()
     185                 : {
     186                 :   static UINT gEventID = 0;
     187                 :   if (!gEventID)
     188                 :     gEventID = ::RegisterWindowMessage(L"MozDoublePassMsg");
     189                 :   return gEventID;
     190                 : }
     191                 : 
     192                 : #endif
     193                 : 
     194                 : } // namespace plugins
     195            4392 : } // namespace mozilla

Generated by: LCOV version 1.7