/** * $Id: npmac.cpp 30084 2010-07-07 15:26:02Z blendix $ * ***** BEGIN GPL LICENSE BLOCK ***** * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. * All rights reserved. * * The Original Code is: all of this file. * * Contributor(s): none yet. * * ***** END GPL LICENSE BLOCK ***** */ //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: // // npmac.cpp // //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: #include #include #include #include #include #include #define XP_MAC 1 // // A4Stuff.h contains the definition of EnterCodeResource and // EnterCodeResource, used for setting up the code resourceÕs // globals for 68K (analagous to the function SetCurrentA5 // defined by the toolbox). // #include #include "npapi.h" // // The Mixed Mode procInfos defined in npupp.h assume Think C- // style calling conventions. These conventions are used by // Metrowerks with the exception of pointer return types, which // in Metrowerks 68K are returned in A0, instead of the standard // D0. Thus, since NPN_MemAlloc and NPN_UserAgent return pointers, // Mixed Mode will return the values to a 68K plugin in D0, but // a 68K plugin compiled by Metrowerks will expect the result in // A0. The following pragma forces Metrowerks to use D0 instead. // #ifdef __MWERKS__ #ifndef powerc #pragma pointers_in_D0 #endif #endif #include "npupp.h" #ifdef __MWERKS__ #ifndef powerc #pragma pointers_in_A0 #endif #endif // // Define PLUGIN_TRACE to 1 to have the wrapper functions emit // DebugStr messages whenever they are called. // #define PLUGIN_TRACE 0 #if PLUGIN_TRACE #define PLUGINDEBUGSTR(msg) fprintf(stderr, msg) #else #define PLUGINDEBUGSTR #endif //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: // // Globals // //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: QDGlobals* gQDPtr; // Pointer to NetscapeÕs QuickDraw globals short gResFile; // Refnum of the pluginÕs resource file NPNetscapeFuncs gNetscapeFuncs; // Function table for procs in Netscape called by plugin //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: // // Wrapper functions for all calls from the plugin to Netscape. // These functions let the plugin developer just call the APIs // as documented and defined in npapi.h, without needing to know // about the function table and call macros in npupp.h. // //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: void NPN_Version(int* plugin_major, int* plugin_minor, int* netscape_major, int* netscape_minor) { *plugin_major = NP_VERSION_MAJOR; *plugin_minor = NP_VERSION_MINOR; *netscape_major = gNetscapeFuncs.version >> 8; // Major version is in high byte *netscape_minor = gNetscapeFuncs.version & 0xFF; // Minor version is in low byte } NPError NPN_GetURLNotify(NPP instance, const char* url, const char* window, void* notifyData) { int navMinorVers = gNetscapeFuncs.version & 0xFF; NPError err; if( navMinorVers >= NPVERS_HAS_NOTIFICATION ) { err = CallNPN_GetURLNotifyProc(gNetscapeFuncs.geturlnotify, instance, url, window, notifyData); } else { err = NPERR_INCOMPATIBLE_VERSION_ERROR; } return err; } NPError NPN_GetURL(NPP instance, const char* url, const char* window) { return CallNPN_GetURLProc(gNetscapeFuncs.geturl, instance, url, window); } NPError NPN_PostURLNotify(NPP instance, const char* url, const char* window, uint32 len, const char* buf, NPBool file, void* notifyData) { int navMinorVers = gNetscapeFuncs.version & 0xFF; NPError err; if( navMinorVers >= NPVERS_HAS_NOTIFICATION ) { err = CallNPN_PostURLNotifyProc(gNetscapeFuncs.posturlnotify, instance, url, window, len, buf, file, notifyData); } else { err = NPERR_INCOMPATIBLE_VERSION_ERROR; } return err; } NPError NPN_PostURL(NPP instance, const char* url, const char* window, uint32 len, const char* buf, NPBool file) { return CallNPN_PostURLProc(gNetscapeFuncs.posturl, instance, url, window, len, buf, file); } NPError NPN_RequestRead(NPStream* stream, NPByteRange* rangeList) { return CallNPN_RequestReadProc(gNetscapeFuncs.requestread, stream, rangeList); } NPError NPN_NewStream(NPP instance, NPMIMEType type, const char* window, NPStream** stream) { int navMinorVers = gNetscapeFuncs.version & 0xFF; NPError err; if( navMinorVers >= NPVERS_HAS_STREAMOUTPUT ) { err = CallNPN_NewStreamProc(gNetscapeFuncs.newstream, instance, type, window, stream); } else { err = NPERR_INCOMPATIBLE_VERSION_ERROR; } return err; } int32 NPN_Write(NPP instance, NPStream* stream, int32 len, void* buffer) { int navMinorVers = gNetscapeFuncs.version & 0xFF; NPError err; if( navMinorVers >= NPVERS_HAS_STREAMOUTPUT ) { err = CallNPN_WriteProc(gNetscapeFuncs.write, instance, stream, len, buffer); } else { err = NPERR_INCOMPATIBLE_VERSION_ERROR; } return err; } NPError NPN_DestroyStream(NPP instance, NPStream* stream, NPError reason) { int navMinorVers = gNetscapeFuncs.version & 0xFF; NPError err; if( navMinorVers >= NPVERS_HAS_STREAMOUTPUT ) { err = CallNPN_DestroyStreamProc(gNetscapeFuncs.destroystream, instance, stream, reason); } else { err = NPERR_INCOMPATIBLE_VERSION_ERROR; } return err; } void NPN_Status(NPP instance, const char* message) { CallNPN_StatusProc(gNetscapeFuncs.status, instance, message); } const char* NPN_UserAgent(NPP instance) { return CallNPN_UserAgentProc(gNetscapeFuncs.uagent, instance); } void* NPN_MemAlloc(uint32 size) { return CallNPN_MemAllocProc(gNetscapeFuncs.memalloc, size); } void NPN_MemFree(void* ptr) { CallNPN_MemFreeProc(gNetscapeFuncs.memfree, ptr); } uint32 NPN_MemFlush(uint32 size) { return CallNPN_MemFlushProc(gNetscapeFuncs.memflush, size); } void NPN_ReloadPlugins(NPBool reloadPages) { CallNPN_ReloadPluginsProc(gNetscapeFuncs.reloadplugins, reloadPages); } JRIEnv* NPN_GetJavaEnv(void) { return CallNPN_GetJavaEnvProc( gNetscapeFuncs.getJavaEnv ); } jref NPN_GetJavaPeer(NPP instance) { return CallNPN_GetJavaPeerProc( gNetscapeFuncs.getJavaPeer, instance ); } //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: // // Wrapper functions for all calls from Netscape to the plugin. // These functions let the plugin developer just create the APIs // as documented and defined in npapi.h, without needing to // install those functions in the function table or worry about // setting up globals for 68K plugins. // //:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: NPError Private_Initialize(void); void Private_Shutdown(void); NPError Private_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char* argn[], char* argv[], NPSavedData* saved); NPError Private_Destroy(NPP instance, NPSavedData** save); NPError Private_SetWindow(NPP instance, NPWindow* window); NPError Private_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype); NPError Private_DestroyStream(NPP instance, NPStream* stream, NPError reason); int32 Private_WriteReady(NPP instance, NPStream* stream); int32 Private_Write(NPP instance, NPStream* stream, int32 offset, int32 len, void* buffer); void Private_StreamAsFile(NPP instance, NPStream* stream, const char* fname); void Private_Print(NPP instance, NPPrint* platformPrint); int16 Private_HandleEvent(NPP instance, void* event); void Private_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData); jref Private_GetJavaClass(void); NPError Private_Initialize(void) { NPError err; EnterCodeResource(); PLUGINDEBUGSTR("Initialize;g;"); err = NPP_Initialize(); ExitCodeResource(); return err; } void Private_Shutdown(void) { EnterCodeResource(); PLUGINDEBUGSTR("Shutdown;g;"); NPP_Shutdown(); ExitCodeResource(); } NPError Private_New(NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char* argn[], char* argv[], NPSavedData* saved) { EnterCodeResource(); NPError ret = NPP_New(pluginType, instance, mode, argc, argn, argv, saved); PLUGINDEBUGSTR("New;g;"); ExitCodeResource(); return ret; } NPError Private_Destroy(NPP instance, NPSavedData** save) { NPError err; EnterCodeResource(); PLUGINDEBUGSTR("Destroy;g;"); err = NPP_Destroy(instance, save); ExitCodeResource(); return err; } NPError Private_SetWindow(NPP instance, NPWindow* window) { NPError err; EnterCodeResource(); PLUGINDEBUGSTR("SetWindow;g;"); err = NPP_SetWindow(instance, window); ExitCodeResource(); return err; } NPError Private_NewStream(NPP instance, NPMIMEType type, NPStream* stream, NPBool seekable, uint16* stype) { NPError err; EnterCodeResource(); PLUGINDEBUGSTR("NewStream;g;"); err = NPP_NewStream(instance, type, stream, seekable, stype); ExitCodeResource(); return err; } int32 Private_WriteReady(NPP instance, NPStream* stream) { int32 result; EnterCodeResource(); PLUGINDEBUGSTR("WriteReady;g;"); result = NPP_WriteReady(instance, stream); ExitCodeResource(); return result; } int32 Private_Write(NPP instance, NPStream* stream, int32 offset, int32 len, void* buffer) { int32 result; EnterCodeResource(); PLUGINDEBUGSTR("Write;g;"); result = NPP_Write(instance, stream, offset, len, buffer); ExitCodeResource(); return result; } void Private_StreamAsFile(NPP instance, NPStream* stream, const char* fname) { EnterCodeResource(); PLUGINDEBUGSTR("StreamAsFile;g;"); NPP_StreamAsFile(instance, stream, fname); ExitCodeResource(); } NPError Private_DestroyStream(NPP instance, NPStream* stream, NPError reason) { NPError err; EnterCodeResource(); PLUGINDEBUGSTR("DestroyStream;g;"); err = NPP_DestroyStream(instance, stream, reason); ExitCodeResource(); return err; } int16 Private_HandleEvent(NPP instance, void* event) { int16 result; EnterCodeResource(); PLUGINDEBUGSTR("HandleEvent;g;"); result = NPP_HandleEvent(instance, event); ExitCodeResource(); return result; } void Private_Print(NPP instance, NPPrint* platformPrint) { EnterCodeResource(); PLUGINDEBUGSTR("Print;g;"); NPP_Print(instance, platformPrint); ExitCodeResource(); } void Private_URLNotify(NPP instance, const char* url, NPReason reason, void* notifyData) { EnterCodeResource(); PLUGINDEBUGSTR("URLNotify;g;"); NPP_URLNotify(instance, url, reason, notifyData); ExitCodeResource(); } jref Private_GetJavaClass(void) { EnterCodeResource(); PLUGINDEBUGSTR("GetJavaClass;g;"); jref clazz = NPP_GetJavaClass(); ExitCodeResource(); if (clazz) { JRIEnv* env = NPN_GetJavaEnv(); return JRI_NewGlobalRef(env, clazz); } return NULL; } void SetUpQD(void); void SetUpQD(void) { ProcessSerialNumber PSN; FSSpec myFSSpec; Str63 name; ProcessInfoRec infoRec; OSErr result = noErr; ConnectionID connID; Str255 errName; // // Memorize the pluginÕs resource file // refnum for later use. // gResFile = CurResFile(); // // Ask the system if CFM is available. // long response; OSErr err = Gestalt(gestaltCFMAttr, &response); Boolean hasCFM = BitTst(&response, 31-gestaltCFMPresent); if (hasCFM) { // // GetProcessInformation takes a process serial number and // will give us back the name and FSSpec of the application. // See the Process Manager in IM. // infoRec.processInfoLength = sizeof(ProcessInfoRec); infoRec.processName = name; infoRec.processAppSpec = &myFSSpec; PSN.highLongOfPSN = 0; PSN.lowLongOfPSN = kCurrentProcess; result = GetProcessInformation(&PSN, &infoRec); if (result != noErr) PLUGINDEBUGSTR("Failed in GetProcessInformation"); } else // // If no CFM installed, assume it must be a 68K app. // result = -1; if (result == noErr) { // // Now that we know the app name and FSSpec, we can call GetDiskFragment // to get a connID to use in a subsequent call to FindSymbol (it will also // return the address of ÒmainÓ in app, which we ignore). If GetDiskFragment // returns an error, we assume the app must be 68K. // Ptr mainAddr; result = GetDiskFragment(infoRec.processAppSpec, 0L, 0L, infoRec.processName, kLoadLib, &connID, (Ptr*)&mainAddr, errName); } if (result == noErr) { // // The app is a PPC code fragment, so call FindSymbol // to get the exported ÒqdÓ symbol so we can access its // QuickDraw globals. // SymClass symClass; result = FindSymbol(connID, "\pqd", (Ptr*)&gQDPtr, &symClass); if (result != noErr) PLUGINDEBUGSTR("Failed in FindSymbol qd"); } else { // // The app is 68K, so use its A5 to compute the address // of its QuickDraw globals. // gQDPtr = (QDGlobals*)(*((long*)SetCurrentA5()) - (sizeof(QDGlobals) - sizeof(GrafPtr))); } } NPError main(NPNetscapeFuncs* nsTable, NPPluginFuncs* pluginFuncs, NPP_ShutdownUPP* unloadUpp); #if GENERATINGCFM RoutineDescriptor mainRD = BUILD_ROUTINE_DESCRIPTOR(uppNPP_MainEntryProcInfo, main); #endif NPError main(NPNetscapeFuncs* nsTable, NPPluginFuncs* pluginFuncs, NPP_ShutdownUPP* unloadUpp) { EnterCodeResource(); PLUGINDEBUGSTR("main"); NPError err = NPERR_NO_ERROR; // // Ensure that everything Netscape passed us is valid! // if ((nsTable == NULL) || (pluginFuncs == NULL) || (unloadUpp == NULL)) err = NPERR_INVALID_FUNCTABLE_ERROR; // // Check the ÒmajorÓ version passed in NetscapeÕs function table. // We wonÕt load if the major version is newer than what we expect. // Also check that the function tables passed in are big enough for // all the functions we need (they could be bigger, if Netscape added // new APIs, but thatÕs OK with us -- weÕll just ignore them). // if (err == NPERR_NO_ERROR) { if ((nsTable->version >> 8) > NP_VERSION_MAJOR) // Major version is in high byte err = NPERR_INCOMPATIBLE_VERSION_ERROR; // if (nsTable->size < sizeof(NPNetscapeFuncs)) // err = NPERR_INVALID_FUNCTABLE_ERROR; // if (pluginFuncs->size < sizeof(NPPluginFuncs)) // err = NPERR_INVALID_FUNCTABLE_ERROR; } if (err == NPERR_NO_ERROR) { // // Copy all the fields of NetscapeÕs function table into our // copy so we can call back into Netscape later. Note that // we need to copy the fields one by one, rather than assigning // the whole structure, because the Netscape function table // could actually be bigger than what we expect. // int navMinorVers = nsTable->version & 0xFF; gNetscapeFuncs.version = nsTable->version; gNetscapeFuncs.size = nsTable->size; gNetscapeFuncs.posturl = nsTable->posturl; gNetscapeFuncs.geturl = nsTable->geturl; gNetscapeFuncs.requestread = nsTable->requestread; gNetscapeFuncs.newstream = nsTable->newstream; gNetscapeFuncs.write = nsTable->write; gNetscapeFuncs.destroystream = nsTable->destroystream; gNetscapeFuncs.status = nsTable->status; gNetscapeFuncs.uagent = nsTable->uagent; gNetscapeFuncs.memalloc = nsTable->memalloc; gNetscapeFuncs.memfree = nsTable->memfree; gNetscapeFuncs.memflush = nsTable->memflush; gNetscapeFuncs.reloadplugins = nsTable->reloadplugins; if( navMinorVers >= NPVERS_HAS_LIVECONNECT ) { gNetscapeFuncs.getJavaEnv = nsTable->getJavaEnv; gNetscapeFuncs.getJavaPeer = nsTable->getJavaPeer; } if( navMinorVers >= NPVERS_HAS_NOTIFICATION ) { gNetscapeFuncs.geturlnotify = nsTable->geturlnotify; gNetscapeFuncs.posturlnotify = nsTable->posturlnotify; } // // Set up the plugin function table that Netscape will use to // call us. Netscape needs to know about our version and size // and have a UniversalProcPointer for every function we implement. // pluginFuncs->version = (NP_VERSION_MAJOR << 8) + NP_VERSION_MINOR; pluginFuncs->size = sizeof(NPPluginFuncs); pluginFuncs->newp = NewNPP_NewProc(Private_New); pluginFuncs->destroy = NewNPP_DestroyProc(Private_Destroy); pluginFuncs->setwindow = NewNPP_SetWindowProc(Private_SetWindow); pluginFuncs->newstream = NewNPP_NewStreamProc(Private_NewStream); pluginFuncs->destroystream = NewNPP_DestroyStreamProc(Private_DestroyStream); pluginFuncs->asfile = NewNPP_StreamAsFileProc(Private_StreamAsFile); pluginFuncs->writeready = NewNPP_WriteReadyProc(Private_WriteReady); pluginFuncs->write = NewNPP_WriteProc(Private_Write); pluginFuncs->print = NewNPP_PrintProc(Private_Print); pluginFuncs->event = NewNPP_HandleEventProc(Private_HandleEvent); if( navMinorVers >= NPVERS_HAS_NOTIFICATION ) { pluginFuncs->urlnotify = NewNPP_URLNotifyProc(Private_URLNotify); } if( navMinorVers >= NPVERS_HAS_LIVECONNECT ) { pluginFuncs->javaClass = (JRIGlobalRef) Private_GetJavaClass(); } *unloadUpp = NewNPP_ShutdownProc(Private_Shutdown); SetUpQD(); err = Private_Initialize(); } ExitCodeResource(); return err; }