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      1 /*
      2  * Copyright (C) 2012 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
     14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
     17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     23  * THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "PluginTest.h"
     27 
     28 #include "PluginObject.h"
     29 
     30 using namespace std;
     31 
     32 // Executing JS within NPP_New when initializing asynchronously should not be able to deadlock with the WebProcess
     33 
     34 class InvokeDestroysPluginWithinNPP_New : public PluginTest {
     35 public:
     36     InvokeDestroysPluginWithinNPP_New(NPP, const string& identifier);
     37 
     38 private:
     39     virtual NPError NPP_New(NPMIMEType pluginType, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData *);
     40 
     41 };
     42 
     43 InvokeDestroysPluginWithinNPP_New::InvokeDestroysPluginWithinNPP_New(NPP npp, const string& identifier)
     44     : PluginTest(npp, identifier)
     45 {
     46 }
     47 
     48 NPError InvokeDestroysPluginWithinNPP_New::NPP_New(NPMIMEType pluginType, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData *saved)
     49 {
     50     // Give the WebProcess enough time to be deadlocked waiting for the PluginProcess if things aren't working correctly.
     51     usleep(15000);
     52 
     53     NPObject* windowObject = 0;
     54     if (NPN_GetValue(NPNVWindowNPObject, &windowObject) != NPERR_NO_ERROR)
     55         return NPERR_GENERIC_ERROR;
     56 
     57     if (!windowObject)
     58         return NPERR_GENERIC_ERROR;
     59 
     60     NPVariant result;
     61     if (!NPN_Invoke(windowObject, NPN_GetStringIdentifier("removePluginElement"), 0, 0, &result))
     62         return NPERR_GENERIC_ERROR;
     63 
     64     return NPERR_NO_ERROR;
     65 }
     66 
     67 static PluginTest::Register<InvokeDestroysPluginWithinNPP_New> registrar("invoke-destroys-plugin-within-npp-new");
     68