src/content/shell/tools/plugin/main.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 /*
   6  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  25  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  27  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include "PluginObject.h"
  31
  32 #include "PluginTest.h"
  33 #include "base/strings/string_util.h"
  34 #include <cstdlib>
  35 #include <cstring>
  36 #include <string>
  37
  38 #ifdef XP_UNIX
  39 #include <X11/Xlib.h>
  40 #include <X11/Xutil.h>
  41 #endif
  42
  43 #if !defined(NP_NO_CARBON) && defined(QD_HEADERS_ARE_PRIVATE) && QD_HEADERS_ARE_PRIVATE
  44 extern "C" void GlobalToLocal(Point*);
  45 #endif
  46
  47 using namespace std;
  48
  49 #define CRASH() do { \
  50     *(int *)(uintptr_t)0xbbadbeef = 0; \
  51     ((void(*)())0)(); /* More reliable, but doesn't say BBADBEEF */ \
  52 } while(false)
  53
  54 static bool getEntryPointsWasCalled = false;
  55 static bool initializeWasCalled = false;
  56 static NPClass* pluginObjectClass = 0;
  57
  58 #if defined(XP_WIN)
  59 #define STDCALL __stdcall
  60
  61 static inline int strcasecmp(const char* s1, const char* s2)
  62 {
  63     return _stricmp(s1, s2);
  64 }
  65
  66 #else
  67 #define STDCALL
  68 #endif
  69
  70 extern "C" {
  71 NPError STDCALL NP_GetEntryPoints(NPPluginFuncs *pluginFuncs);
  72 }
  73
  74 // Entry points
  75 extern "C"
  76 NPError STDCALL NP_Initialize(NPNetscapeFuncs *browserFuncs
  77 #ifdef XP_UNIX
  78                               , NPPluginFuncs *pluginFuncs
  79 #endif
  80                               )
  81 {
  82     // Create a copy of the PluginObject NPClass that we can trash on shutdown.
  83     pluginObjectClass = createPluginClass();
  84
  85     initializeWasCalled = true;
  86
  87 #if defined(XP_WIN)
  88     // Simulate Flash and QuickTime's behavior of crashing when NP_Initialize is called before NP_GetEntryPoints.
  89     if (!getEntryPointsWasCalled)
  90         CRASH();
  91 #endif
  92
  93     browser = browserFuncs;
  94
  95 #ifdef XP_UNIX
  96     return NP_GetEntryPoints(pluginFuncs);
  97 #else
  98     return NPERR_NO_ERROR;
  99 #endif
 100 }
 101
 102 extern "C"
 103 NPError STDCALL NP_GetEntryPoints(NPPluginFuncs *pluginFuncs)
 104 {
 105     getEntryPointsWasCalled = true;
 106
 107 #ifdef XP_MACOSX
 108     // Simulate Silverlight's behavior of crashing when NP_GetEntryPoints is called before NP_Initialize.
 109     if (!initializeWasCalled)
 110         CRASH();
 111 #endif
 112
 113     pluginFunctions = pluginFuncs;
 114
 115     pluginFuncs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
 116     pluginFuncs->size = sizeof(pluginFuncs);
 117     pluginFuncs->newp = NPP_New;
 118     pluginFuncs->destroy = NPP_Destroy;
 119     pluginFuncs->setwindow = NPP_SetWindow;
 120     pluginFuncs->newstream = NPP_NewStream;
 121     pluginFuncs->destroystream = NPP_DestroyStream;
 122     pluginFuncs->asfile = NPP_StreamAsFile;
 123     pluginFuncs->writeready = NPP_WriteReady;
 124     pluginFuncs->write = (NPP_WriteProcPtr)NPP_Write;
 125     pluginFuncs->print = NPP_Print;
 126     pluginFuncs->event = NPP_HandleEvent;
 127     pluginFuncs->urlnotify = NPP_URLNotify;
 128     pluginFuncs->getvalue = NPP_GetValue;
 129     pluginFuncs->setvalue = NPP_SetValue;
 130
 131     return NPERR_NO_ERROR;
 132 }
 133
 134 extern "C"
 135 void STDCALL NP_Shutdown(void)
 136 {
 137     // Trash the PluginObject NPClass so that the process will deterministically
 138     // crash if Blink tries to call into the plugin's NPObjects after unloading
 139     // it, rather than relying on OS-specific DLL unload behaviour.
 140     // Note that we leak the NPClass copy, to act as a guard for the lifetime of
 141     // the process.
 142     memset(pluginObjectClass, 0xf00dbeef, sizeof(NPClass));
 143
 144     PluginTest::NP_Shutdown();
 145 }
 146
 147 static void executeScript(const PluginObject* obj, const char* script);
 148
 149 NPError NPP_New(NPMIMEType pluginType, NPP instance, uint16_t mode, int16_t argc, char *argn[], char *argv[], NPSavedData *saved)
 150 {
 151 #ifdef XP_MACOSX
 152     NPEventModel eventModel;
 153
 154     // Always turn on the CG model
 155     NPBool supportsCoreGraphics;
 156     if (browser->getvalue(instance, NPNVsupportsCoreGraphicsBool, &supportsCoreGraphics) != NPERR_NO_ERROR)
 157         supportsCoreGraphics = false;
 158
 159     if (!supportsCoreGraphics)
 160         return NPERR_INCOMPATIBLE_VERSION_ERROR;
 161
 162     NPDrawingModel drawingModelToUse = NPDrawingModelCoreGraphics;
 163
 164     NPBool supportsCoreAnimation;
 165     if (browser->getvalue(instance, NPNVsupportsCoreAnimationBool, &supportsCoreAnimation) != NPERR_NO_ERROR)
 166         supportsCoreAnimation = false;
 167
 168 #ifndef NP_NO_CARBON
 169     NPBool supportsCarbon = false;
 170 #endif
 171     NPBool supportsCocoa = false;
 172
 173 #ifndef NP_NO_CARBON
 174     // A browser that doesn't know about NPNVsupportsCarbonBool is one that only supports Carbon event model.
 175     if (browser->getvalue(instance, NPNVsupportsCarbonBool, &supportsCarbon) != NPERR_NO_ERROR)
 176         supportsCarbon = true;
 177 #endif
 178
 179     if (browser->getvalue(instance, NPNVsupportsCocoaBool, &supportsCocoa) != NPERR_NO_ERROR)
 180         supportsCocoa = false;
 181
 182     if (supportsCocoa) {
 183         eventModel = NPEventModelCocoa;
 184 #ifndef NP_NO_CARBON
 185     } else if (supportsCarbon) {
 186         eventModel = NPEventModelCarbon;
 187 #endif
 188     } else {
 189         return NPERR_INCOMPATIBLE_VERSION_ERROR;
 190     }
 191
 192      browser->setvalue(instance, NPPVpluginEventModel, (void *)eventModel);
 193 #endif // XP_MACOSX
 194
 195     PluginObject* obj = (PluginObject*)browser->createobject(instance, pluginObjectClass);
 196     instance->pdata = obj;
 197
 198 #ifdef XP_MACOSX
 199     obj->eventModel = eventModel;
 200     obj->coreAnimationLayer = 0;
 201 #endif // XP_MACOSX
 202     obj->alwaysFilterEvents = false;
 203
 204     string testIdentifier;
 205     const char* onNewScript = 0;
 206
 207     for (int i = 0; i < argc; i++) {
 208         if (strcasecmp(argn[i], "test") == 0)
 209             testIdentifier = argv[i];
 210         if (strcasecmp(argn[i], "onstreamload") == 0 && !obj->onStreamLoad)
 211             obj->onStreamLoad = base::strdup(argv[i]);
 212         else if (strcasecmp(argn[i], "onStreamDestroy") == 0 && !obj->onStreamDestroy)
 213             obj->onStreamDestroy = base::strdup(argv[i]);
 214         else if (strcasecmp(argn[i], "onURLNotify") == 0 && !obj->onURLNotify)
 215             obj->onURLNotify = base::strdup(argv[i]);
 216         else if (strcasecmp(argn[i], "src") == 0 &&
 217                  strcasecmp(argv[i], "data:application/x-webkit-test-netscape,returnerrorfromnewstream") == 0)
 218             obj->returnErrorFromNewStream = true;
 219         else if (strcasecmp(argn[i], "src") == 0 &&
 220                  strcasecmp(argv[i], "data:application/x-webkit-test-netscape,alertwhenloaded") == 0)
 221             executeScript(obj, "alert('Plugin Loaded!')");
 222         else if (strcasecmp(argn[i], "src") == 0 &&
 223                  strcasecmp(argv[i], "data:application/x-webkit-test-netscape,logifloaded") == 0) {
 224             for (int j = 0; j < argc; j++) {
 225               if (strcasecmp(argn[j], "log") == 0) {
 226                 int length = 26 + strlen(argv[j]) + 1;
 227                 char* buffer = (char*) malloc(length);
 228                 snprintf(buffer, length, "xWebkitTestNetscapeLog('%s')", argv[j]);
 229                 executeScript(obj, buffer);
 230                 free(buffer);
 231               }
 232             }
 233         } else if (strcasecmp(argn[i], "onSetWindow") == 0 && !obj->onSetWindow)
 234             obj->onSetWindow = base::strdup(argv[i]);
 235         else if (strcasecmp(argn[i], "onNew") == 0 && !onNewScript)
 236             onNewScript = argv[i];
 237         else if (strcasecmp(argn[i], "onPaintEvent") == 0 && !obj->onPaintEvent)
 238             obj->onPaintEvent = base::strdup(argv[i]);
 239         else if (strcasecmp(argn[i], "logfirstsetwindow") == 0)
 240             obj->logSetWindow = true;
 241         else if (strcasecmp(argn[i], "testnpruntime") == 0)
 242             testNPRuntime(instance);
 243         else if (strcasecmp(argn[i], "logSrc") == 0) {
 244             for (int i = 0; i < argc; i++)
 245                 if (strcasecmp(argn[i], "src") == 0)
 246                     pluginLog(instance, "src: %s", argv[i]);
 247         } else if (strcasecmp(argn[i], "cleardocumentduringnew") == 0)
 248             executeScript(obj, "document.body.innerHTML = ''");
 249         else if (!strcasecmp(argn[i], "ondestroy"))
 250             obj->onDestroy = base::strdup(argv[i]);
 251         else if (strcasecmp(argn[i], "testwindowopen") == 0)
 252             obj->testWindowOpen = true;
 253         else if (strcasecmp(argn[i], "drawingmodel") == 0) {
 254 #ifdef XP_MACOSX
 255             const char* value = argv[i];
 256             if (strcasecmp(value, "coreanimation") == 0) {
 257                 if (supportsCoreAnimation)
 258                     drawingModelToUse = NPDrawingModelCoreAnimation;
 259                 else
 260                     return NPERR_INCOMPATIBLE_VERSION_ERROR;
 261              } else if (strcasecmp(value, "coregraphics") == 0) {
 262                 if (supportsCoreGraphics)
 263                     drawingModelToUse = NPDrawingModelCoreGraphics;
 264                 else
 265                     return NPERR_INCOMPATIBLE_VERSION_ERROR;
 266              } else
 267                 return NPERR_INCOMPATIBLE_VERSION_ERROR;
 268 #endif
 269         } else if (strcasecmp(argn[i], "testGetURLOnDestroy") == 0) {
 270 #if defined(XP_WIN)
 271             // FIXME: When https://bugs.webkit.org/show_bug.cgi?id=41831 is fixed, this #ifdef can be removed.
 272             obj->testGetURLOnDestroy = TRUE;
 273 #endif
 274         } else if (!strcasecmp(argn[i], "src") && strstr(argv[i], "plugin-document-has-focus.pl"))
 275             obj->testKeyboardFocusForPlugins = true;
 276         else if (!strcasecmp(argn[i], "evaluatescript")) {
 277             char* script = argv[i];
 278             if (script == strstr(script, "mouse::")) {
 279                 obj->mouseDownForEvaluateScript = true;
 280                 obj->evaluateScriptOnMouseDownOrKeyDown = base::strdup(script + sizeof("mouse::") - 1);
 281             } else if (script == strstr(script, "key::")) {
 282                 obj->evaluateScriptOnMouseDownOrKeyDown = base::strdup(script + sizeof("key::") - 1);
 283             }
 284             // When testing evaluate script on mouse-down or key-down, allow event logging to handle events.
 285             if (obj->evaluateScriptOnMouseDownOrKeyDown)
 286                 obj->eventLogging = true;
 287         } else if (!strcasecmp(argn[i], "windowedPlugin")) {
 288             void* windowed = 0;
 289             if (!strcasecmp(argv[i], "false") || !strcasecmp(argv[i], "0"))
 290                 windowed = 0;
 291             else if (!strcasecmp(argv[i], "true") || !strcasecmp(argv[i], "1"))
 292                 windowed = reinterpret_cast<void*>(1);
 293             else
 294                 assert(false);
 295             browser->setvalue(instance, NPPVpluginWindowBool, windowed);
 296         } else if (!strcasecmp(argn[i], "alwaysFilterEvents")) {
 297             obj->alwaysFilterEvents = true;
 298         }
 299     }
 300
 301 #ifdef XP_MACOSX
 302     browser->setvalue(instance, NPPVpluginDrawingModel, (void *)drawingModelToUse);
 303     if (drawingModelToUse == NPDrawingModelCoreAnimation)
 304         obj->coreAnimationLayer = createCoreAnimationLayer();
 305 #endif
 306
 307     obj->pluginTest = PluginTest::create(instance, testIdentifier);
 308
 309     if (!obj->pluginTest) {
 310         pluginLog(instance, "NPP_New: Could not find a test named \"%s\", maybe its .cpp file wasn't added to the build system?", testIdentifier.c_str());
 311         return NPERR_GENERIC_ERROR;
 312     }
 313
 314     if (onNewScript)
 315         executeScript(obj, onNewScript);
 316
 317     return obj->pluginTest->NPP_New(pluginType, mode, argc, argn, argv, saved);
 318 }
 319
 320 NPError NPP_Destroy(NPP instance, NPSavedData **save)
 321 {
 322     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 323
 324     if (obj) {
 325         if (obj->testGetURLOnDestroy)
 326             browser->geturlnotify(obj->npp, "about:blank", "", 0);
 327
 328         if (obj->onDestroy) {
 329             executeScript(obj, obj->onDestroy);
 330             free(obj->onDestroy);
 331         }
 332
 333         if (obj->onStreamLoad)
 334             free(obj->onStreamLoad);
 335
 336         if (obj->onStreamDestroy)
 337             free(obj->onStreamDestroy);
 338
 339         if (obj->onURLNotify)
 340             free(obj->onURLNotify);
 341
 342         if (obj->onSetWindow)
 343             free(obj->onSetWindow);
 344
 345         if (obj->onPaintEvent)
 346             free(obj->onPaintEvent);
 347
 348         if (obj->evaluateScriptOnMouseDownOrKeyDown)
 349             free(obj->evaluateScriptOnMouseDownOrKeyDown);
 350
 351         if (obj->logDestroy) {
 352             // Note: this intentionally avoids using pluginLog(), because that
 353             // requires running JS during document detach, which is forbidden.
 354             puts("PLUGIN: NPP_Destroy");
 355             fflush(stdout);
 356         }
 357
 358 #ifdef XP_MACOSX
 359         if (obj->coreAnimationLayer)
 360             CFRelease(obj->coreAnimationLayer);
 361 #endif
 362
 363         if (obj->pluginTest)
 364             obj->pluginTest->NPP_Destroy(save);
 365
 366         browser->releaseobject(&obj->header);
 367     }
 368     return NPERR_NO_ERROR;
 369 }
 370
 371 NPError NPP_SetWindow(NPP instance, NPWindow *window)
 372 {
 373     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 374
 375     if (obj) {
 376         obj->lastWindow = *window;
 377
 378         if (obj->logSetWindow) {
 379             pluginLog(instance, "NPP_SetWindow: %d %d", (int)window->width, (int)window->height);
 380             obj->logSetWindow = false;
 381             executeScript(obj, "testRunner.notifyDone();");
 382         }
 383
 384         if (obj->onSetWindow)
 385             executeScript(obj, obj->onSetWindow);
 386
 387         if (obj->testWindowOpen) {
 388             testWindowOpen(instance);
 389             obj->testWindowOpen = false;
 390         }
 391
 392         if (obj->testKeyboardFocusForPlugins) {
 393             obj->eventLogging = true;
 394             executeScript(obj, "eventSender.keyDown('A');");
 395         }
 396     }
 397
 398     return obj->pluginTest->NPP_SetWindow(window);
 399 }
 400
 401 static void executeScript(const PluginObject* obj, const char* script)
 402 {
 403     NPObject *windowScriptObject;
 404     browser->getvalue(obj->npp, NPNVWindowNPObject, &windowScriptObject);
 405
 406     NPString npScript;
 407     npScript.UTF8Characters = script;
 408     npScript.UTF8Length = strlen(script);
 409
 410     NPVariant browserResult;
 411     browser->evaluate(obj->npp, windowScriptObject, &npScript, &browserResult);
 412     browser->releasevariantvalue(&browserResult);
 413 }
 414
 415 NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream *stream, NPBool seekable, uint16_t *stype)
 416 {
 417     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 418     obj->stream = stream;
 419     *stype = NP_NORMAL;
 420
 421     if (obj->returnErrorFromNewStream)
 422         return NPERR_GENERIC_ERROR;
 423
 424     if (browser->version >= NPVERS_HAS_RESPONSE_HEADERS)
 425         notifyStream(obj, stream->url, stream->headers);
 426
 427     if (obj->onStreamLoad)
 428         executeScript(obj, obj->onStreamLoad);
 429
 430     return obj->pluginTest->NPP_NewStream(type, stream, seekable, stype);
 431 }
 432
 433 NPError NPP_DestroyStream(NPP instance, NPStream *stream, NPReason reason)
 434 {
 435     PluginObject* obj = (PluginObject*)instance->pdata;
 436
 437     if (obj->onStreamDestroy) {
 438         NPObject* windowObject = 0;
 439         NPError error = browser->getvalue(instance, NPNVWindowNPObject, &windowObject);
 440
 441         if (error == NPERR_NO_ERROR) {
 442             NPVariant onStreamDestroyVariant;
 443             if (browser->getproperty(instance, windowObject, browser->getstringidentifier(obj->onStreamDestroy), &onStreamDestroyVariant)) {
 444                 if (NPVARIANT_IS_OBJECT(onStreamDestroyVariant)) {
 445                     NPObject* onStreamDestroyFunction = NPVARIANT_TO_OBJECT(onStreamDestroyVariant);
 446
 447                     NPVariant reasonVariant;
 448                     INT32_TO_NPVARIANT(reason, reasonVariant);
 449
 450                     NPVariant result;
 451                     browser->invokeDefault(instance, onStreamDestroyFunction, &reasonVariant, 1, &result);
 452                     browser->releasevariantvalue(&result);
 453                 }
 454                 browser->releasevariantvalue(&onStreamDestroyVariant);
 455             }
 456             browser->releaseobject(windowObject);
 457         }
 458     }
 459
 460     return obj->pluginTest->NPP_DestroyStream(stream, reason);
 461 }
 462
 463 int32_t NPP_WriteReady(NPP instance, NPStream *stream)
 464 {
 465     PluginObject* obj = (PluginObject*)instance->pdata;
 466     return obj->pluginTest->NPP_WriteReady(stream);
 467 }
 468
 469 int32_t NPP_Write(NPP instance, NPStream *stream, int32_t offset, int32_t len, void *buffer)
 470 {
 471     PluginObject* obj = (PluginObject*)instance->pdata;
 472
 473     if (obj->returnNegativeOneFromWrite)
 474         return -1;
 475
 476     return obj->pluginTest->NPP_Write(stream, offset, len, buffer);
 477 }
 478
 479 void NPP_StreamAsFile(NPP instance, NPStream *stream, const char *fname)
 480 {
 481 }
 482
 483 void NPP_Print(NPP instance, NPPrint *platformPrint)
 484 {
 485 }
 486
 487 #ifdef XP_MACOSX
 488 #ifndef NP_NO_CARBON
 489 static int16_t handleEventCarbon(NPP instance, PluginObject* obj, EventRecord* event)
 490 {
 491     Point pt = { event->where.v, event->where.h };
 492
 493     switch (event->what) {
 494         case nullEvent:
 495             // these are delivered non-deterministically, don't log.
 496             break;
 497         case mouseDown:
 498             if (obj->eventLogging) {
 499 #if __clang__
 500 #pragma clang diagnostic push
 501 #pragma clang diagnostic ignored "-Wdeprecated-declarations"
 502 #endif
 503                 GlobalToLocal(&pt);
 504 #if __clang__
 505 #pragma clang diagnostic pop
 506 #endif
 507                 pluginLog(instance, "mouseDown at (%d, %d)", pt.h, pt.v);
 508             }
 509             if (obj->evaluateScriptOnMouseDownOrKeyDown && obj->mouseDownForEvaluateScript)
 510                 executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 511             break;
 512         case mouseUp:
 513             if (obj->eventLogging) {
 514 #if __clang__
 515 #pragma clang diagnostic push
 516 #pragma clang diagnostic ignored "-Wdeprecated-declarations"
 517 #endif
 518                 GlobalToLocal(&pt);
 519 #if __clang__
 520 #pragma clang diagnostic pop
 521 #endif
 522                 pluginLog(instance, "mouseUp at (%d, %d)", pt.h, pt.v);
 523             }
 524             break;
 525         case keyDown:
 526             if (obj->eventLogging)
 527                 pluginLog(instance, "keyDown '%c'", (char)(event->message & 0xFF));
 528             if (obj->evaluateScriptOnMouseDownOrKeyDown && !obj->mouseDownForEvaluateScript)
 529                 executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 530             break;
 531         case keyUp:
 532             if (obj->eventLogging)
 533                 pluginLog(instance, "keyUp '%c'", (char)(event->message & 0xFF));
 534             if (obj->testKeyboardFocusForPlugins) {
 535                 obj->eventLogging = false;
 536                 obj->testKeyboardFocusForPlugins = FALSE;
 537                 executeScript(obj, "testRunner.notifyDone();");
 538             }
 539             break;
 540         case autoKey:
 541             if (obj->eventLogging)
 542                 pluginLog(instance, "autoKey '%c'", (char)(event->message & 0xFF));
 543             break;
 544         case updateEvt:
 545             if (obj->eventLogging)
 546                 pluginLog(instance, "updateEvt");
 547             break;
 548         case diskEvt:
 549             if (obj->eventLogging)
 550                 pluginLog(instance, "diskEvt");
 551             break;
 552         case activateEvt:
 553             if (obj->eventLogging)
 554                 pluginLog(instance, "activateEvt");
 555             break;
 556         case osEvt:
 557             if (!obj->eventLogging)
 558                 break;
 559             printf("PLUGIN: osEvt - ");
 560             switch ((event->message & 0xFF000000) >> 24) {
 561                 case suspendResumeMessage:
 562                     printf("%s\n", (event->message & 0x1) ? "resume" : "suspend");
 563                     break;
 564                 case mouseMovedMessage:
 565                     printf("mouseMoved\n");
 566                     break;
 567                 default:
 568                     printf("%08lX\n", event->message);
 569             }
 570             break;
 571         case kHighLevelEvent:
 572             if (obj->eventLogging)
 573                 pluginLog(instance, "kHighLevelEvent");
 574             break;
 575         // NPAPI events
 576         case NPEventType_GetFocusEvent:
 577             if (obj->eventLogging)
 578                 pluginLog(instance, "getFocusEvent");
 579             break;
 580         case NPEventType_LoseFocusEvent:
 581             if (obj->eventLogging)
 582                 pluginLog(instance, "loseFocusEvent");
 583             break;
 584         case NPEventType_AdjustCursorEvent:
 585             if (obj->eventLogging)
 586                 pluginLog(instance, "adjustCursorEvent");
 587             break;
 588         default:
 589             if (obj->eventLogging)
 590                 pluginLog(instance, "event %d", event->what);
 591     }
 592
 593     return 0;
 594 }
 595 #endif
 596
 597 static int16_t handleEventCocoa(NPP instance, PluginObject* obj, NPCocoaEvent* event)
 598 {
 599     switch (event->type) {
 600         case NPCocoaEventWindowFocusChanged:
 601
 602         case NPCocoaEventFocusChanged:
 603             if (obj->eventLogging) {
 604                 if (event->data.focus.hasFocus)
 605                     pluginLog(instance, "getFocusEvent");
 606                 else
 607                     pluginLog(instance, "loseFocusEvent");
 608             }
 609             return 1;
 610
 611         case NPCocoaEventDrawRect: {
 612             if (obj->onPaintEvent)
 613                 executeScript(obj, obj->onPaintEvent);
 614             return 1;
 615         }
 616
 617         case NPCocoaEventKeyDown:
 618             if (obj->eventLogging && event->data.key.characters)
 619                 pluginLog(instance, "keyDown '%c'", CFStringGetCharacterAtIndex(reinterpret_cast<CFStringRef>(event->data.key.characters), 0));
 620             if (obj->evaluateScriptOnMouseDownOrKeyDown && !obj->mouseDownForEvaluateScript)
 621                 executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 622             return 1;
 623
 624         case NPCocoaEventKeyUp:
 625             if (obj->eventLogging && event->data.key.characters) {
 626                 pluginLog(instance, "keyUp '%c'", CFStringGetCharacterAtIndex(reinterpret_cast<CFStringRef>(event->data.key.characters), 0));
 627                 if (obj->testKeyboardFocusForPlugins) {
 628                     obj->eventLogging = false;
 629                     obj->testKeyboardFocusForPlugins = FALSE;
 630                     executeScript(obj, "testRunner.notifyDone();");
 631                 }
 632             }
 633             return 1;
 634
 635         case NPCocoaEventFlagsChanged:
 636             return 1;
 637
 638         case NPCocoaEventMouseDown:
 639             if (obj->eventLogging) {
 640                 pluginLog(instance, "mouseDown at (%d, %d)",
 641                        (int)event->data.mouse.pluginX,
 642                        (int)event->data.mouse.pluginY);
 643             }
 644             if (obj->evaluateScriptOnMouseDownOrKeyDown && obj->mouseDownForEvaluateScript)
 645                 executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 646             return 1;
 647         case NPCocoaEventMouseUp:
 648             if (obj->eventLogging) {
 649                 pluginLog(instance, "mouseUp at (%d, %d)",
 650                        (int)event->data.mouse.pluginX,
 651                        (int)event->data.mouse.pluginY);
 652             }
 653             return 1;
 654
 655         case NPCocoaEventMouseMoved:
 656         case NPCocoaEventMouseEntered:
 657         case NPCocoaEventMouseExited:
 658         case NPCocoaEventMouseDragged:
 659         case NPCocoaEventScrollWheel:
 660         case NPCocoaEventTextInput:
 661             return 1;
 662     }
 663
 664     return 0;
 665 }
 666
 667 #endif // XP_MACOSX
 668
 669 #ifdef XP_UNIX
 670
 671 static char keyEventToChar(XKeyEvent* event)
 672 {
 673     char c = ' ';
 674     XLookupString(event, &c, sizeof(c), 0, 0);
 675     return c;
 676 }
 677
 678 static int16_t handleEventX11(NPP instance, PluginObject* obj, XEvent* event)
 679 {
 680     switch (event->type) {
 681     case ButtonPress:
 682         if (obj->eventLogging)
 683             pluginLog(instance, "mouseDown at (%d, %d)", event->xbutton.x, event->xbutton.y);
 684         if (obj->evaluateScriptOnMouseDownOrKeyDown && obj->mouseDownForEvaluateScript)
 685             executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 686         break;
 687     case ButtonRelease:
 688         if (obj->eventLogging)
 689             pluginLog(instance, "mouseUp at (%d, %d)", event->xbutton.x, event->xbutton.y);
 690         break;
 691     case KeyPress:
 692         // FIXME: extract key code
 693         if (obj->eventLogging)
 694             pluginLog(instance, "keyDown '%c'", keyEventToChar(&event->xkey));
 695         if (obj->evaluateScriptOnMouseDownOrKeyDown && !obj->mouseDownForEvaluateScript)
 696             executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 697         break;
 698     case KeyRelease:
 699         // FIXME: extract key code
 700         if (obj->eventLogging)
 701             pluginLog(instance, "keyUp '%c'", keyEventToChar(&event->xkey));
 702         if (obj->testKeyboardFocusForPlugins) {
 703             obj->eventLogging = false;
 704             obj->testKeyboardFocusForPlugins = false;
 705             executeScript(obj, "testRunner.notifyDone();");
 706         }
 707         break;
 708     case GraphicsExpose:
 709         if (obj->eventLogging)
 710             pluginLog(instance, "updateEvt");
 711         if (obj->onPaintEvent)
 712             executeScript(obj, obj->onPaintEvent);
 713         break;
 714     // NPAPI events
 715     case FocusIn:
 716         if (obj->eventLogging)
 717             pluginLog(instance, "getFocusEvent");
 718         break;
 719     case FocusOut:
 720         if (obj->eventLogging)
 721             pluginLog(instance, "loseFocusEvent");
 722         break;
 723     case EnterNotify:
 724     case LeaveNotify:
 725     case MotionNotify:
 726         break;
 727     default:
 728         if (obj->eventLogging)
 729             pluginLog(instance, "event %d", event->type);
 730     }
 731
 732     fflush(stdout);
 733     return 0;
 734 }
 735 #endif // XP_UNIX
 736
 737 #ifdef XP_WIN
 738 static int16_t handleEventWin(NPP instance, PluginObject* obj, NPEvent* event)
 739 {
 740     switch (event->event) {
 741     case WM_PAINT:
 742         if (obj->onPaintEvent)
 743             executeScript(obj, obj->onPaintEvent);
 744         break;
 745     case WM_KEYDOWN:
 746         if (obj->eventLogging)
 747             pluginLog(instance, "keyDown '%c'", event->wParam);
 748         if (obj->evaluateScriptOnMouseDownOrKeyDown && !obj->mouseDownForEvaluateScript)
 749             executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 750         break;
 751     case WM_CHAR:
 752         break;
 753     case WM_KEYUP:
 754         if (obj->eventLogging)
 755             pluginLog(instance, "keyUp '%c'", event->wParam);
 756         if (obj->testKeyboardFocusForPlugins) {
 757             obj->eventLogging = false;
 758             obj->testKeyboardFocusForPlugins = FALSE;
 759             executeScript(obj, "testRunner.notifyDone();");
 760         }
 761         break;
 762     case WM_LBUTTONDOWN:
 763     case WM_MBUTTONDOWN:
 764     case WM_RBUTTONDOWN:
 765         if (obj->eventLogging)
 766             pluginLog(instance, "mouseDown at (%d, %d)", LOWORD(event->lParam), HIWORD(event->lParam));
 767         if (obj->evaluateScriptOnMouseDownOrKeyDown && obj->mouseDownForEvaluateScript)
 768             executeScript(obj, obj->evaluateScriptOnMouseDownOrKeyDown);
 769         break;
 770     case WM_LBUTTONUP:
 771     case WM_MBUTTONUP:
 772     case WM_RBUTTONUP:
 773         if (obj->eventLogging)
 774             pluginLog(instance, "mouseUp at (%d, %d)", LOWORD(event->lParam), HIWORD(event->lParam));
 775         break;
 776     case WM_SETFOCUS:
 777         if (obj->eventLogging)
 778             pluginLog(instance, "getFocusEvent");
 779         break;
 780     case WM_KILLFOCUS:
 781         if (obj->eventLogging)
 782             pluginLog(instance, "loseFocusEvent");
 783         break;
 784     }
 785     return 0;
 786 }
 787 #endif // XP_WIN
 788
 789 int16_t NPP_HandleEvent(NPP instance, void *event)
 790 {
 791     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 792
 793     if (obj->pluginTest->NPP_HandleEvent(event) == 1)
 794         return 1;
 795
 796     int16_t ret = 0;
 797 #ifdef XP_MACOSX
 798 #ifndef NP_NO_CARBON
 799     assert(obj->eventModel == NPEventModelCarbon ||
 800            obj->eventModel == NPEventModelCocoa);
 801     if (obj->eventModel == NPEventModelCocoa)
 802         ret = handleEventCocoa(instance, obj, static_cast<NPCocoaEvent*>(event));
 803     else if (obj->eventModel == NPEventModelCarbon)
 804         ret = handleEventCarbon(instance, obj, static_cast<EventRecord*>(event));
 805 #else
 806     assert(obj->eventModel == NPEventModelCocoa);
 807     ret = handleEventCocoa(instance, obj, static_cast<NPCocoaEvent*>(event));
 808 #endif
 809 #elif defined(XP_UNIX)
 810     ret = handleEventX11(instance, obj, static_cast<XEvent*>(event));
 811 #elif defined(XP_WIN)
 812     ret = handleEventWin(instance, obj, static_cast<NPEvent*>(event));
 813 #else
 814     // FIXME: Implement for other platforms.
 815     return obj->alwaysFilterEvents;
 816 #endif // XP_MACOSX
 817
 818     if (ret == 0 && obj->alwaysFilterEvents)
 819       return 1;
 820     return ret;
 821 }
 822
 823 void NPP_URLNotify(NPP instance, const char *url, NPReason reason, void *notifyData)
 824 {
 825     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 826     if (obj->pluginTest->NPP_URLNotify(url, reason, notifyData))
 827         return;
 828
 829     if (obj->onURLNotify)
 830          executeScript(obj, obj->onURLNotify);
 831
 832     handleCallback(obj, url, reason, notifyData);
 833 }
 834
 835 NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value)
 836 {
 837 #ifdef XP_UNIX
 838     if (variable == NPPVpluginNameString) {
 839         *((char **)value) = const_cast<char*>("WebKit Test PlugIn");
 840         return NPERR_NO_ERROR;
 841     }
 842     if (variable == NPPVpluginDescriptionString) {
 843         *((char **)value) = const_cast<char*>("Simple Netscape® plug-in that handles test content for WebKit");
 844         return NPERR_NO_ERROR;
 845     }
 846     if (variable == NPPVpluginNeedsXEmbed) {
 847         *((NPBool *)value) = true;
 848         return NPERR_NO_ERROR;
 849     }
 850 #endif
 851
 852     if (!instance)
 853         return NPERR_GENERIC_ERROR;
 854     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 855
 856     // First, check if the PluginTest object supports getting this value.
 857     if (obj->pluginTest->NPP_GetValue(variable, value) == NPERR_NO_ERROR)
 858         return NPERR_NO_ERROR;
 859
 860     if (variable == NPPVpluginScriptableNPObject) {
 861         void **v = (void **)value;
 862         // Return value is expected to be retained
 863         browser->retainobject((NPObject *)obj);
 864         *v = obj;
 865         return NPERR_NO_ERROR;
 866     }
 867
 868 #ifdef XP_MACOSX
 869     if (variable == NPPVpluginCoreAnimationLayer) {
 870         if (!obj->coreAnimationLayer)
 871             return NPERR_GENERIC_ERROR;
 872
 873         void **v = (void **)value;
 874         *v = (void*)CFRetain(obj->coreAnimationLayer);
 875         return NPERR_NO_ERROR;
 876     }
 877 #endif
 878
 879     return NPERR_GENERIC_ERROR;
 880 }
 881
 882 NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value)
 883 {
 884     PluginObject* obj = static_cast<PluginObject*>(instance->pdata);
 885     return obj->pluginTest->NPP_SetValue(variable, value);
 886 }
 887
 888 #ifdef XP_UNIX
 889 extern "C"
 890 const char* NP_GetMIMEDescription(void)
 891 {
 892     return "application/x-webkit-test-netscape:testnetscape:test netscape content;image/png:png:PNG image";
 893 }
 894
 895 extern "C"
 896 NPError NP_GetValue(NPP instance, NPPVariable variable, void* value)
 897 {
 898     return NPP_GetValue(instance, variable, value);
 899 }
 900 #endif