diff options
Diffstat (limited to 'WebCore/plugins/PluginPackage.cpp')
| -rw-r--r-- | WebCore/plugins/PluginPackage.cpp | 394 |
1 files changed, 0 insertions, 394 deletions
diff --git a/WebCore/plugins/PluginPackage.cpp b/WebCore/plugins/PluginPackage.cpp deleted file mode 100644 index 10149bf..0000000 --- a/WebCore/plugins/PluginPackage.cpp +++ /dev/null @@ -1,394 +0,0 @@ -/* - * Copyright (C) 2006, 2008 Apple Inc. All rights reserved. - * Copyright (C) 2008 Collabora Ltd. All rights reserved. - * Copyright (C) 2009 Holger Hans Peter Freyther - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "PluginPackage.h" - -#include "MIMETypeRegistry.h" -#include "PluginDatabase.h" -#include "PluginDebug.h" -#include "Timer.h" -#include "npruntime_impl.h" -#include <string.h> -#include <wtf/OwnArrayPtr.h> -#include <wtf/text/CString.h> - -namespace WebCore { - -PluginPackage::~PluginPackage() -{ - // This destructor gets called during refresh() if PluginDatabase's - // PluginSet hash is already populated, as it removes items from - // the hash table. Calling the destructor on a loaded plug-in of - // course would cause a crash, so we check to call unload before we - // ASSERT. - // FIXME: There is probably a better way to fix this. - if (!m_loadCount) - unloadWithoutShutdown(); - else - unload(); - - ASSERT(!m_isLoaded); -} - -void PluginPackage::freeLibrarySoon() -{ - ASSERT(!m_freeLibraryTimer.isActive()); - ASSERT(m_module); - ASSERT(!m_loadCount); - - m_freeLibraryTimer.startOneShot(0); -} - -void PluginPackage::freeLibraryTimerFired(Timer<PluginPackage>*) -{ - ASSERT(m_module); - ASSERT(!m_loadCount); - - unloadModule(m_module); - m_module = 0; -} - - -int PluginPackage::compare(const PluginPackage& compareTo) const -{ - // Sort plug-ins that allow multiple instances first. - bool AallowsMultipleInstances = !quirks().contains(PluginQuirkDontAllowMultipleInstances); - bool BallowsMultipleInstances = !compareTo.quirks().contains(PluginQuirkDontAllowMultipleInstances); - if (AallowsMultipleInstances != BallowsMultipleInstances) - return AallowsMultipleInstances ? -1 : 1; - - // Sort plug-ins in a preferred path first. - bool AisInPreferredDirectory = PluginDatabase::isPreferredPluginDirectory(parentDirectory()); - bool BisInPreferredDirectory = PluginDatabase::isPreferredPluginDirectory(compareTo.parentDirectory()); - if (AisInPreferredDirectory != BisInPreferredDirectory) - return AisInPreferredDirectory ? -1 : 1; - - int diff = strcmp(name().utf8().data(), compareTo.name().utf8().data()); - if (diff) - return diff; - - diff = compareFileVersion(compareTo.version()); - if (diff) - return diff; - - return strcmp(parentDirectory().utf8().data(), compareTo.parentDirectory().utf8().data()); -} - -PluginPackage::PluginPackage(const String& path, const time_t& lastModified) - : m_isEnabled(true) - , m_isLoaded(false) - , m_loadCount(0) - , m_path(path) - , m_moduleVersion(0) - , m_module(0) - , m_lastModified(lastModified) - , m_freeLibraryTimer(this, &PluginPackage::freeLibraryTimerFired) -#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) - , m_infoIsFromCache(true) -#endif -{ - m_fileName = pathGetFileName(m_path); - m_parentDirectory = m_path.left(m_path.length() - m_fileName.length() - 1); -} - -#if !OS(SYMBIAN) -void PluginPackage::unload() -{ - if (!m_isLoaded) - return; - - if (--m_loadCount > 0) - return; - - m_NPP_Shutdown(); - - unloadWithoutShutdown(); -} -#endif // !OS(SYMBIAN) - -void PluginPackage::unloadWithoutShutdown() -{ - if (!m_isLoaded) - return; - - ASSERT(!m_loadCount); - ASSERT(m_module); - - // <rdar://5530519>: Crash when closing tab with pdf file (Reader 7 only) - // If the plugin has subclassed its parent window, as with Reader 7, we may have - // gotten here by way of the plugin's internal window proc forwarding a message to our - // original window proc. If we free the plugin library from here, we will jump back - // to code we just freed when we return, so delay calling FreeLibrary at least until - // the next message loop - freeLibrarySoon(); - - m_isLoaded = false; -} - -void PluginPackage::setEnabled(bool enabled) -{ - m_isEnabled = enabled; -} - -PassRefPtr<PluginPackage> PluginPackage::createPackage(const String& path, const time_t& lastModified) -{ - RefPtr<PluginPackage> package = adoptRef(new PluginPackage(path, lastModified)); - - if (!package->fetchInfo()) - return 0; - - return package.release(); -} - -#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) -PassRefPtr<PluginPackage> PluginPackage::createPackageFromCache(const String& path, const time_t& lastModified, const String& name, const String& description, const String& mimeDescription) -{ - RefPtr<PluginPackage> package = adoptRef(new PluginPackage(path, lastModified)); - package->m_name = name; - package->m_description = description; - package->determineModuleVersionFromDescription(); - package->setMIMEDescription(mimeDescription); - package->m_infoIsFromCache = true; - return package.release(); -} -#endif - -#if defined(XP_UNIX) -void PluginPackage::determineQuirks(const String& mimeType) -{ - if (MIMETypeRegistry::isJavaAppletMIMEType(mimeType)) { - // Because a single process cannot create multiple VMs, and we cannot reliably unload a - // Java VM, we cannot unload the Java plugin, or we'll lose reference to our only VM - m_quirks.add(PluginQuirkDontUnloadPlugin); - - // Setting the window region to an empty region causes bad scrolling repaint problems - // with the Java plug-in. - m_quirks.add(PluginQuirkDontClipToZeroRectWhenScrolling); - return; - } - - if (mimeType == "application/x-shockwave-flash") { - static const PlatformModuleVersion flashTenVersion(0x0a000000); - - if (compareFileVersion(flashTenVersion) >= 0) { - // Flash 10.0 b218 doesn't like having a NULL window handle - m_quirks.add(PluginQuirkDontSetNullWindowHandleOnDestroy); -#if PLATFORM(QT) - m_quirks.add(PluginQuirkRequiresGtkToolKit); -#endif - } else { - // Flash 9 and older requests windowless plugins if we return a mozilla user agent - m_quirks.add(PluginQuirkWantsMozillaUserAgent); - } - -#if PLATFORM(QT) - // Flash will crash on repeated calls to SetWindow in windowed mode - m_quirks.add(PluginQuirkDontCallSetWindowMoreThanOnce); - -#if CPU(X86_64) - // 64-bit Flash freezes if right-click is sent in windowless mode - m_quirks.add(PluginQuirkIgnoreRightClickInWindowlessMode); -#endif -#endif - - m_quirks.add(PluginQuirkRequiresDefaultScreenDepth); - m_quirks.add(PluginQuirkThrottleInvalidate); - m_quirks.add(PluginQuirkThrottleWMUserPlusOneMessages); - m_quirks.add(PluginQuirkFlashURLNotifyBug); - } - -#if defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6) - // Passing a 32-bit depth pixmap to NPAPI plugins is too inefficient. Instead, pass a X Pixmap - // that has same depth as the screen depth since graphics operations are optimized - // for this depth. - m_quirks.add(PluginQuirkRequiresDefaultScreenDepth); -#endif -} -#endif - -#if !OS(WINDOWS) -void PluginPackage::determineModuleVersionFromDescription() -{ - // It's a bit lame to detect the plugin version by parsing it - // from the plugin description string, but it doesn't seem that - // version information is available in any standardized way at - // the module level, like in Windows - - if (m_description.isEmpty()) - return; - - if (m_description.startsWith("Shockwave Flash") && m_description.length() >= 19) { - // The flash version as a PlatformModuleVersion differs on Unix from Windows - // since the revision can be larger than a 8 bits, so we allow it 16 here and - // push the major/minor up 8 bits. Thus on Unix, Flash's version may be - // 0x0a000000 instead of 0x000a0000. - - Vector<String> versionParts; - m_description.substring(16).split(' ', /*allowEmptyEntries =*/ false, versionParts); - if (versionParts.isEmpty()) - return; - - if (versionParts.size() >= 1) { - Vector<String> majorMinorParts; - versionParts[0].split('.', majorMinorParts); - if (majorMinorParts.size() >= 1) { - bool converted = false; - unsigned major = majorMinorParts[0].toUInt(&converted); - if (converted) - m_moduleVersion = (major & 0xff) << 24; - } - if (majorMinorParts.size() == 2) { - bool converted = false; - unsigned minor = majorMinorParts[1].toUInt(&converted); - if (converted) - m_moduleVersion |= (minor & 0xff) << 16; - } - } - - if (versionParts.size() >= 2) { - String revision = versionParts[1]; - if (revision.length() > 1 && (revision[0] == 'r' || revision[0] == 'b')) { - revision.remove(0, 1); - m_moduleVersion |= revision.toInt() & 0xffff; - } - } - } -} -#endif - -#if ENABLE(NETSCAPE_PLUGIN_API) -void PluginPackage::initializeBrowserFuncs() -{ - memset(&m_browserFuncs, 0, sizeof(m_browserFuncs)); - m_browserFuncs.size = sizeof(m_browserFuncs); - m_browserFuncs.version = NPVersion(); - - m_browserFuncs.geturl = NPN_GetURL; - m_browserFuncs.posturl = NPN_PostURL; - m_browserFuncs.requestread = NPN_RequestRead; - m_browserFuncs.newstream = NPN_NewStream; - m_browserFuncs.write = NPN_Write; - m_browserFuncs.destroystream = NPN_DestroyStream; - m_browserFuncs.status = NPN_Status; - m_browserFuncs.uagent = NPN_UserAgent; - m_browserFuncs.memalloc = NPN_MemAlloc; - m_browserFuncs.memfree = NPN_MemFree; - m_browserFuncs.memflush = NPN_MemFlush; - m_browserFuncs.reloadplugins = NPN_ReloadPlugins; - m_browserFuncs.geturlnotify = NPN_GetURLNotify; - m_browserFuncs.posturlnotify = NPN_PostURLNotify; - m_browserFuncs.getvalue = NPN_GetValue; - m_browserFuncs.setvalue = NPN_SetValue; - m_browserFuncs.invalidaterect = NPN_InvalidateRect; - m_browserFuncs.invalidateregion = NPN_InvalidateRegion; - m_browserFuncs.forceredraw = NPN_ForceRedraw; - m_browserFuncs.getJavaEnv = NPN_GetJavaEnv; - m_browserFuncs.getJavaPeer = NPN_GetJavaPeer; - m_browserFuncs.pushpopupsenabledstate = NPN_PushPopupsEnabledState; - m_browserFuncs.poppopupsenabledstate = NPN_PopPopupsEnabledState; - m_browserFuncs.pluginthreadasynccall = NPN_PluginThreadAsyncCall; - - m_browserFuncs.releasevariantvalue = _NPN_ReleaseVariantValue; - m_browserFuncs.getstringidentifier = _NPN_GetStringIdentifier; - m_browserFuncs.getstringidentifiers = _NPN_GetStringIdentifiers; - m_browserFuncs.getintidentifier = _NPN_GetIntIdentifier; - m_browserFuncs.identifierisstring = _NPN_IdentifierIsString; - m_browserFuncs.utf8fromidentifier = _NPN_UTF8FromIdentifier; - m_browserFuncs.intfromidentifier = _NPN_IntFromIdentifier; - m_browserFuncs.createobject = _NPN_CreateObject; - m_browserFuncs.retainobject = _NPN_RetainObject; - m_browserFuncs.releaseobject = _NPN_ReleaseObject; - m_browserFuncs.invoke = _NPN_Invoke; - m_browserFuncs.invokeDefault = _NPN_InvokeDefault; - m_browserFuncs.evaluate = _NPN_Evaluate; - m_browserFuncs.getproperty = _NPN_GetProperty; - m_browserFuncs.setproperty = _NPN_SetProperty; - m_browserFuncs.removeproperty = _NPN_RemoveProperty; - m_browserFuncs.hasproperty = _NPN_HasProperty; - m_browserFuncs.hasmethod = _NPN_HasMethod; - m_browserFuncs.setexception = _NPN_SetException; - m_browserFuncs.enumerate = _NPN_Enumerate; - m_browserFuncs.construct = _NPN_Construct; - m_browserFuncs.getvalueforurl = NPN_GetValueForURL; - m_browserFuncs.setvalueforurl = NPN_SetValueForURL; - m_browserFuncs.getauthenticationinfo = NPN_GetAuthenticationInfo; -} -#endif - -#if ENABLE(PLUGIN_PACKAGE_SIMPLE_HASH) -unsigned PluginPackage::hash() const -{ - unsigned hashCodes[] = { - m_path.impl()->hash(), - m_lastModified - }; - - return WTF::StringHasher::createBlobHash<sizeof(hashCodes)>(hashCodes); -} - -bool PluginPackage::equal(const PluginPackage& a, const PluginPackage& b) -{ - return a.m_description == b.m_description; -} -#endif - -int PluginPackage::compareFileVersion(const PlatformModuleVersion& compareVersion) const -{ - // return -1, 0, or 1 if plug-in version is less than, equal to, or greater than - // the passed version - -#if OS(WINDOWS) - if (m_moduleVersion.mostSig != compareVersion.mostSig) - return m_moduleVersion.mostSig > compareVersion.mostSig ? 1 : -1; - if (m_moduleVersion.leastSig != compareVersion.leastSig) - return m_moduleVersion.leastSig > compareVersion.leastSig ? 1 : -1; -#else - if (m_moduleVersion != compareVersion) - return m_moduleVersion > compareVersion ? 1 : -1; -#endif - - return 0; -} - -#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) -bool PluginPackage::ensurePluginLoaded() -{ - if (!m_infoIsFromCache) - return m_isLoaded; - - m_quirks = PluginQuirkSet(); - m_name = String(); - m_description = String(); - m_fullMIMEDescription = String(); - m_moduleVersion = 0; - - return fetchInfo(); -} -#endif - -} |