RetroZilla/modules/plugin/tools/spy/common/np_entry.cpp

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2015-10-21 05:03:22 +02:00
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* 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 ***** */
#include "xp.h"
#include "npapi.h"
#include "npupp.h"
#include "epmanager.h"
#include "logger.h"
// we need to keep track of different plugins and different instances
// of the same plugin when we call NPP functions, so that we always
// call the right ones. Entry point manager will take care of it.
NPPEntryPointManager * epManager = NULL;
Logger * logger = NULL;
NPNetscapeFuncs NPNFuncs;
NPError WINAPI NP_GetEntryPoints(NPPluginFuncs* pFuncs)
{
// create the logger
if(!logger)
{
logger = NewLogger();
if(logger)
{
logger->platformInit();
logger->init();
}
}
if(logger)
logger->logNS_NP_GetEntryPoints();
if(pFuncs == NULL)
return NPERR_INVALID_FUNCTABLE_ERROR;
if(pFuncs->size < sizeof(NPPluginFuncs))
return NPERR_INVALID_FUNCTABLE_ERROR;
pFuncs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
pFuncs->newp = NPP_New;
pFuncs->destroy = NPP_Destroy;
pFuncs->setwindow = NPP_SetWindow;
pFuncs->newstream = NPP_NewStream;
pFuncs->destroystream = NPP_DestroyStream;
pFuncs->asfile = NPP_StreamAsFile;
pFuncs->writeready = NPP_WriteReady;
pFuncs->write = NPP_Write;
pFuncs->print = NPP_Print;
pFuncs->event = NPP_HandleEvent;
pFuncs->urlnotify = NPP_URLNotify;
pFuncs->getvalue = NPP_GetValue;
pFuncs->setvalue = NPP_SetValue;
pFuncs->javaClass = NULL;
return NPERR_NO_ERROR;
}
NPError WINAPI NP_Initialize(NPNetscapeFuncs* pFuncs)
{
// create the logger
if(!logger)
{
logger = NewLogger();
if(logger)
{
logger->platformInit();
logger->init();
}
}
if(logger)
logger->logNS_NP_Initialize();
if(pFuncs == NULL)
return NPERR_INVALID_FUNCTABLE_ERROR;
if(HIBYTE(pFuncs->version) > NP_VERSION_MAJOR)
return NPERR_INCOMPATIBLE_VERSION_ERROR;
if(pFuncs->size < sizeof NPNetscapeFuncs)
return NPERR_INVALID_FUNCTABLE_ERROR;
NPNFuncs.size = pFuncs->size;
NPNFuncs.version = pFuncs->version;
NPNFuncs.geturlnotify = pFuncs->geturlnotify;
NPNFuncs.geturl = pFuncs->geturl;
NPNFuncs.posturlnotify = pFuncs->posturlnotify;
NPNFuncs.posturl = pFuncs->posturl;
NPNFuncs.requestread = pFuncs->requestread;
NPNFuncs.newstream = pFuncs->newstream;
NPNFuncs.write = pFuncs->write;
NPNFuncs.destroystream = pFuncs->destroystream;
NPNFuncs.status = pFuncs->status;
NPNFuncs.uagent = pFuncs->uagent;
NPNFuncs.memalloc = pFuncs->memalloc;
NPNFuncs.memfree = pFuncs->memfree;
NPNFuncs.memflush = pFuncs->memflush;
NPNFuncs.reloadplugins = pFuncs->reloadplugins;
NPNFuncs.getJavaEnv = pFuncs->getJavaEnv;
NPNFuncs.getJavaPeer = pFuncs->getJavaPeer;
NPNFuncs.getvalue = pFuncs->getvalue;
NPNFuncs.setvalue = pFuncs->setvalue;
NPNFuncs.invalidaterect = pFuncs->invalidaterect;
NPNFuncs.invalidateregion = pFuncs->invalidateregion;
NPNFuncs.forceredraw = pFuncs->forceredraw;
// create entry point manager for real plugins
epManager = new NPPEntryPointManager();
if(!epManager)
return NPERR_GENERIC_ERROR;
return NPERR_NO_ERROR;
}
NPError WINAPI NP_Shutdown()
{
// should be safe because if they've already been called shutdown procs must be NULL
if(epManager)
epManager->callNP_ShutdownAll(); // this will log the action
if(logger)
{
logger->shut();
logger->platformShut();
DeleteLogger(logger);
logger = NULL;
}
delete epManager;
return NPERR_NO_ERROR;
}