/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- * vim: sw=4 ts=4 et : * ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla Plugin App. * * The Initial Developer of the Original Code is * Josh Aas * Portions created by the Initial Developer are Copyright (C) 2009 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef PluginPRLibrary_h #define PluginPRLibrary_h 1 #include "mozilla/PluginLibrary.h" #include "nsNPAPIPlugin.h" namespace mozilla { class PluginPRLibrary : public PluginLibrary { #if defined(XP_UNIX) && !defined(XP_MACOSX) typedef NPError (*NP_InitializeFunc)(NPNetscapeFuncs*, NPPluginFuncs*); #else typedef NPError (OSCALL *NP_InitializeFunc)(NPNetscapeFuncs*); #endif typedef NPError (OSCALL *NP_ShutdownFunc)(); typedef char* (*NP_GetMIMEDescriptionFunc)(); typedef NPError (*NP_GetValueFunc)(void *, NPPVariable, void*); #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_OS2) typedef NPError (OSCALL *NP_GetEntryPointsFunc)(NPPluginFuncs*); #endif public: PluginPRLibrary(const char* aFilePath, PRLibrary* aLibrary) : #if defined(XP_UNIX) && !defined(XP_MACOSX) mNP_Initialize(nsnull), #else mNP_Initialize(nsnull), #endif mNP_Shutdown(nsnull), mNP_GetMIMEDescription(nsnull), mNP_GetValue(nsnull), #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_OS2) mNP_GetEntryPoints(nsnull), #endif mNPP_New(nsnull), mLibrary(aLibrary) { NS_ASSERTION(mLibrary, "need non-null lib"); // addref here?? } virtual ~PluginPRLibrary() { // unref here?? } virtual void SetPlugin(nsNPAPIPlugin*) { } virtual bool HasRequiredFunctions() { mNP_Initialize = (NP_InitializeFunc) PR_FindFunctionSymbol(mLibrary, "NP_Initialize"); if (!mNP_Initialize) return false; mNP_Shutdown = (NP_ShutdownFunc) PR_FindFunctionSymbol(mLibrary, "NP_Shutdown"); if (!mNP_Shutdown) return false; mNP_GetMIMEDescription = (NP_GetMIMEDescriptionFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetMIMEDescription"); #ifndef XP_MACOSX if (!mNP_GetMIMEDescription) return false; #endif mNP_GetValue = (NP_GetValueFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetValue"); #ifndef XP_MACOSX if (!mNP_GetValue) return false; #endif #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_OS2) mNP_GetEntryPoints = (NP_GetEntryPointsFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetEntryPoints"); if (!mNP_GetEntryPoints) return false; #endif return true; } #if defined(XP_UNIX) && !defined(XP_MACOSX) virtual nsresult NP_Initialize(NPNetscapeFuncs* bFuncs, NPPluginFuncs* pFuncs, NPError* error) { if (mNP_Initialize) { *error = mNP_Initialize(bFuncs, pFuncs); } else { NP_InitializeFunc pfNP_Initialize = (NP_InitializeFunc) PR_FindFunctionSymbol(mLibrary, "NP_Initialize"); if (!pfNP_Initialize) return NS_ERROR_FAILURE; *error = pfNP_Initialize(bFuncs, pFuncs); } // save NPP_New mNPP_New = pFuncs->newp; return NS_OK; } #else virtual nsresult NP_Initialize(NPNetscapeFuncs* bFuncs, NPError* error) { if (mNP_Initialize) { *error = mNP_Initialize(bFuncs); } else { NP_InitializeFunc pfNP_Initialize = (NP_InitializeFunc) PR_FindFunctionSymbol(mLibrary, "NP_Initialize"); if (!pfNP_Initialize) return NS_ERROR_FAILURE; *error = pfNP_Initialize(bFuncs); } return NS_OK; } #endif virtual nsresult NP_Shutdown(NPError* error) { if (mNP_Shutdown) { *error = mNP_Shutdown(); } else { NP_ShutdownFunc pfNP_Shutdown = (NP_ShutdownFunc) PR_FindFunctionSymbol(mLibrary, "NP_Shutdown"); if (!pfNP_Shutdown) return NS_ERROR_FAILURE; *error = pfNP_Shutdown(); } return NS_OK; } virtual nsresult NP_GetMIMEDescription(const char** mimeDesc) { if (mNP_GetMIMEDescription) { *mimeDesc = mNP_GetMIMEDescription(); } else { NP_GetMIMEDescriptionFunc pfNP_GetMIMEDescription = (NP_GetMIMEDescriptionFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetMIMEDescription"); if (!pfNP_GetMIMEDescription) { *mimeDesc = ""; return NS_ERROR_FAILURE; } *mimeDesc = pfNP_GetMIMEDescription(); } return NS_OK; } virtual nsresult NP_GetValue(void *future, NPPVariable aVariable, void *aValue, NPError* error) { if (mNP_GetValue) { *error = mNP_GetValue(future, aVariable, aValue); } else { NP_GetValueFunc pfNP_GetValue = (NP_GetValueFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetValue"); if (!pfNP_GetValue) return NS_ERROR_FAILURE; *error = pfNP_GetValue(future, aVariable, aValue); } return NS_OK; } #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_OS2) virtual nsresult NP_GetEntryPoints(NPPluginFuncs* pFuncs, NPError* error) { if (mNP_GetEntryPoints) { *error = mNP_GetEntryPoints(pFuncs); } else { NP_GetEntryPointsFunc pfNP_GetEntryPoints = (NP_GetEntryPointsFunc) PR_FindFunctionSymbol(mLibrary, "NP_GetEntryPoints"); if (!pfNP_GetEntryPoints) return NS_ERROR_FAILURE; *error = pfNP_GetEntryPoints(pFuncs); } // save NPP_New mNPP_New = pFuncs->newp; return NS_OK; } #endif virtual nsresult NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode, int16_t argc, char* argn[], char* argv[], NPSavedData* saved, NPError* error) { if (!mNPP_New) return NS_ERROR_FAILURE; *error = mNPP_New(pluginType, instance, mode, argc, argn, argv, saved); return NS_OK; } private: NP_InitializeFunc mNP_Initialize; NP_ShutdownFunc mNP_Shutdown; NP_GetMIMEDescriptionFunc mNP_GetMIMEDescription; NP_GetValueFunc mNP_GetValue; #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_OS2) NP_GetEntryPointsFunc mNP_GetEntryPoints; #endif NPP_NewProcPtr mNPP_New; PRLibrary* mLibrary; }; } // namespace mozilla #endif // ifndef PluginPRLibrary_h