mirror of
https://github.com/rn10950/RetroZilla.git
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321 lines
10 KiB
C++
321 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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//////////////////////////////////////////////////////////////
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//
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// Main plugin entry point implementation -- exports from the
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// plugin library
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//
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#include "npplat.h"
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#include "pluginbase.h"
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NPNetscapeFuncs NPNFuncs;
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NPError OSCALL NP_Shutdown()
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{
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NS_PluginShutdown();
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return NPERR_NO_ERROR;
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}
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static NPError fillPluginFunctionTable(NPPluginFuncs* aNPPFuncs)
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{
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if(aNPPFuncs == NULL)
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return NPERR_INVALID_FUNCTABLE_ERROR;
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// Set up the plugin function table that Netscape will use to
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// call us. Netscape needs to know about our version and size
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// and have a UniversalProcPointer for every function we implement.
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aNPPFuncs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
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#ifdef XP_MAC
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aNPPFuncs->newp = NewNPP_NewProc(Private_New);
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aNPPFuncs->destroy = NewNPP_DestroyProc(Private_Destroy);
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aNPPFuncs->setwindow = NewNPP_SetWindowProc(Private_SetWindow);
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aNPPFuncs->newstream = NewNPP_NewStreamProc(Private_NewStream);
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aNPPFuncs->destroystream = NewNPP_DestroyStreamProc(Private_DestroyStream);
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aNPPFuncs->asfile = NewNPP_StreamAsFileProc(Private_StreamAsFile);
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aNPPFuncs->writeready = NewNPP_WriteReadyProc(Private_WriteReady);
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aNPPFuncs->write = NewNPP_WriteProc(Private_Write);
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aNPPFuncs->print = NewNPP_PrintProc(Private_Print);
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aNPPFuncs->event = NewNPP_HandleEventProc(Private_HandleEvent);
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aNPPFuncs->urlnotify = NewNPP_URLNotifyProc(Private_URLNotify);
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aNPPFuncs->getvalue = NewNPP_GetValueProc(Private_GetValue);
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aNPPFuncs->setvalue = NewNPP_SetValueProc(Private_SetValue);
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#else
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aNPPFuncs->newp = NPP_New;
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aNPPFuncs->destroy = NPP_Destroy;
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aNPPFuncs->setwindow = NPP_SetWindow;
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aNPPFuncs->newstream = NPP_NewStream;
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aNPPFuncs->destroystream = NPP_DestroyStream;
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aNPPFuncs->asfile = NPP_StreamAsFile;
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aNPPFuncs->writeready = NPP_WriteReady;
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aNPPFuncs->write = NPP_Write;
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aNPPFuncs->print = NPP_Print;
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aNPPFuncs->event = NPP_HandleEvent;
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aNPPFuncs->urlnotify = NPP_URLNotify;
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aNPPFuncs->getvalue = NPP_GetValue;
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aNPPFuncs->setvalue = NPP_SetValue;
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#endif
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#ifdef OJI
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aNPPFuncs->javaClass = NULL;
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#endif
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return NPERR_NO_ERROR;
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}
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static NPError fillNetscapeFunctionTable(NPNetscapeFuncs* aNPNFuncs)
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{
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if(aNPNFuncs == NULL)
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return NPERR_INVALID_FUNCTABLE_ERROR;
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if(HIBYTE(aNPNFuncs->version) > NP_VERSION_MAJOR)
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return NPERR_INCOMPATIBLE_VERSION_ERROR;
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if(aNPNFuncs->size < sizeof(NPNetscapeFuncs))
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return NPERR_INVALID_FUNCTABLE_ERROR;
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NPNFuncs.size = aNPNFuncs->size;
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NPNFuncs.version = aNPNFuncs->version;
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NPNFuncs.geturlnotify = aNPNFuncs->geturlnotify;
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NPNFuncs.geturl = aNPNFuncs->geturl;
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NPNFuncs.posturlnotify = aNPNFuncs->posturlnotify;
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NPNFuncs.posturl = aNPNFuncs->posturl;
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NPNFuncs.requestread = aNPNFuncs->requestread;
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NPNFuncs.newstream = aNPNFuncs->newstream;
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NPNFuncs.write = aNPNFuncs->write;
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NPNFuncs.destroystream = aNPNFuncs->destroystream;
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NPNFuncs.status = aNPNFuncs->status;
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NPNFuncs.uagent = aNPNFuncs->uagent;
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NPNFuncs.memalloc = aNPNFuncs->memalloc;
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NPNFuncs.memfree = aNPNFuncs->memfree;
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NPNFuncs.memflush = aNPNFuncs->memflush;
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NPNFuncs.reloadplugins = aNPNFuncs->reloadplugins;
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#ifdef OJI
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NPNFuncs.getJavaEnv = aNPNFuncs->getJavaEnv;
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NPNFuncs.getJavaPeer = aNPNFuncs->getJavaPeer;
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#endif
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NPNFuncs.getvalue = aNPNFuncs->getvalue;
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NPNFuncs.setvalue = aNPNFuncs->setvalue;
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NPNFuncs.invalidaterect = aNPNFuncs->invalidaterect;
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NPNFuncs.invalidateregion = aNPNFuncs->invalidateregion;
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NPNFuncs.forceredraw = aNPNFuncs->forceredraw;
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return NPERR_NO_ERROR;
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}
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//
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// Some exports are different on different platforms
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//
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/**************************************************/
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/* */
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/* Windows */
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/* */
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/**************************************************/
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#ifdef XP_WIN
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NPError OSCALL NP_Initialize(NPNetscapeFuncs* aNPNFuncs)
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{
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NPError rv = fillNetscapeFunctionTable(aNPNFuncs);
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if(rv != NPERR_NO_ERROR)
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return rv;
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return NS_PluginInitialize();
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}
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NPError OSCALL NP_GetEntryPoints(NPPluginFuncs* aNPPFuncs)
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{
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return fillPluginFunctionTable(aNPPFuncs);
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}
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#endif //XP_WIN
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/**************************************************/
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/* */
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/* Unix */
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/* */
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/**************************************************/
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#ifdef XP_UNIX
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NPError NP_Initialize(NPNetscapeFuncs* aNPNFuncs, NPPluginFuncs* aNPPFuncs)
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{
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NPError rv = fillNetscapeFunctionTable(aNPNFuncs);
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if(rv != NPERR_NO_ERROR)
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return rv;
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rv = fillPluginFunctionTable(aNPPFuncs);
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if(rv != NPERR_NO_ERROR)
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return rv;
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return NS_PluginInitialize();
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}
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char * NP_GetMIMEDescription(void)
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{
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return NPP_GetMIMEDescription();
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}
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NPError NP_GetValue(void *future, NPPVariable aVariable, void *aValue)
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{
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return NS_PluginGetValue(aVariable, aValue);
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}
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#endif //XP_UNIX
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/**************************************************/
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/* */
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/* Mac */
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/* */
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/**************************************************/
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#ifdef XP_MAC
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#if !TARGET_API_MAC_CARBON
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QDGlobals* gQDPtr; // Pointer to Netscape's QuickDraw globals
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#endif
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short gResFile; // Refnum of the plugin's resource file
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NPError Private_Initialize(void)
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{
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NPError rv = NS_PluginInitialize();
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return rv;
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}
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void Private_Shutdown(void)
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{
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NS_PluginShutdown();
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__destroy_global_chain();
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}
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void SetUpQD(void);
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void SetUpQD(void)
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{
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ProcessSerialNumber PSN;
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FSSpec myFSSpec;
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Str63 name;
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ProcessInfoRec infoRec;
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OSErr result = noErr;
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CFragConnectionID connID;
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Str255 errName;
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// Memorize the plugin<69>s resource file refnum for later use.
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gResFile = CurResFile();
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#if !TARGET_API_MAC_CARBON
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// Ask the system if CFM is available.
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long response;
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OSErr err = Gestalt(gestaltCFMAttr, &response);
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Boolean hasCFM = BitTst(&response, 31-gestaltCFMPresent);
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if (hasCFM) {
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// GetProcessInformation takes a process serial number and
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// will give us back the name and FSSpec of the application.
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// See the Process Manager in IM.
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infoRec.processInfoLength = sizeof(ProcessInfoRec);
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infoRec.processName = name;
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infoRec.processAppSpec = &myFSSpec;
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PSN.highLongOfPSN = 0;
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PSN.lowLongOfPSN = kCurrentProcess;
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result = GetProcessInformation(&PSN, &infoRec);
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}
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else
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// If no CFM installed, assume it must be a 68K app.
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result = -1;
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if (result == noErr) {
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// Now that we know the app name and FSSpec, we can call GetDiskFragment
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// to get a connID to use in a subsequent call to FindSymbol (it will also
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// return the address of <20>main<69> in app, which we ignore). If GetDiskFragment
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// returns an error, we assume the app must be 68K.
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Ptr mainAddr;
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result = GetDiskFragment(infoRec.processAppSpec, 0L, 0L, infoRec.processName,
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kReferenceCFrag, &connID, (Ptr*)&mainAddr, errName);
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}
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if (result == noErr) {
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// The app is a PPC code fragment, so call FindSymbol
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// to get the exported <20>qd<71> symbol so we can access its
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// QuickDraw globals.
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CFragSymbolClass symClass;
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result = FindSymbol(connID, "\pqd", (Ptr*)&gQDPtr, &symClass);
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}
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else {
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// The app is 68K, so use its A5 to compute the address
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// of its QuickDraw globals.
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gQDPtr = (QDGlobals*)(*((long*)SetCurrentA5()) - (sizeof(QDGlobals) - sizeof(GrafPtr)));
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}
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#endif /* !TARGET_API_MAC_CARBON */
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}
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NPError main(NPNetscapeFuncs* nsTable, NPPluginFuncs* pluginFuncs, NPP_ShutdownUPP* unloadUpp);
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#if !TARGET_API_MAC_CARBON
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#pragma export on
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#if GENERATINGCFM
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RoutineDescriptor mainRD = BUILD_ROUTINE_DESCRIPTOR(uppNPP_MainEntryProcInfo, main);
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#endif
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#pragma export off
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#endif /* !TARGET_API_MAC_CARBON */
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NPError main(NPNetscapeFuncs* aNPNFuncs, NPPluginFuncs* aNPPFuncs, NPP_ShutdownUPP* aUnloadUpp)
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{
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NPError rv = NPERR_NO_ERROR;
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if (aUnloadUpp == NULL)
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rv = NPERR_INVALID_FUNCTABLE_ERROR;
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if (rv == NPERR_NO_ERROR)
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rv = fillNetscapeFunctionTable(aNPNFuncs);
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if (rv == NPERR_NO_ERROR) {
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// defer static constructors until the global functions are initialized.
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__InitCode__();
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rv = fillPluginFunctionTable(aNPPFuncs);
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}
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*aUnloadUpp = NewNPP_ShutdownProc(Private_Shutdown);
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SetUpQD();
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rv = Private_Initialize();
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return rv;
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}
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#endif //XP_MAC
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