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Diffstat (limited to 'WebKit/android/plugins/PluginPackageAndroid.cpp')
| -rw-r--r-- | WebKit/android/plugins/PluginPackageAndroid.cpp | 580 |
1 files changed, 0 insertions, 580 deletions
diff --git a/WebKit/android/plugins/PluginPackageAndroid.cpp b/WebKit/android/plugins/PluginPackageAndroid.cpp deleted file mode 100644 index 5df7945..0000000 --- a/WebKit/android/plugins/PluginPackageAndroid.cpp +++ /dev/null @@ -1,580 +0,0 @@ -#ifdef ANDROID_PLUGINS - -/* - * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. - * - * 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. - */ -#define LOG_TAG "WebKit" - -#include "config.h" -#include "PluginDatabase.h" -#include "PluginPackage.h" - -#include "Timer.h" -#include "PlatformString.h" -#include "PluginMainThreadScheduler.h" -#include "CString.h" -#include "jni_utility.h" -#include "npruntime_impl.h" -#include "npfunctions.h" -#include <dlfcn.h> -#include <errno.h> - -#include "PluginDebug.h" -#include "PluginDebugAndroid.h" - -namespace WebCore { - -// Simple class which calls dlclose() on a dynamic library when going -// out of scope. Call ok() if the handle should stay open. -class DynamicLibraryCloser -{ - public: - DynamicLibraryCloser(PlatformModule *module) : m_module(module) { } - ~DynamicLibraryCloser() - { - // Close the library if non-NULL reference and open. - if (m_module && *m_module) - { - dlclose(*m_module); - *m_module = 0; - } - } - void ok() { m_module = NULL; } - - private: - PlatformModule *m_module; -}; - -// A container for a dummy npp instance. This is used to allow -// NPN_PluginThreadAsyncCall() to be used with NULL passed as the npp -// instance. This is substituted instead, and is shared between all -// plugins which behave in this way. This will be lazily created in -// the first call to NPN_PluginThreadAsyncCall(). -class DummyNpp { - public: - DummyNpp() { - m_npp = new NPP_t(); - m_npp->pdata = NULL; - m_npp->ndata = NULL; - PluginMainThreadScheduler::scheduler().registerPlugin(m_npp); - } - ~DummyNpp() { - PluginMainThreadScheduler::scheduler().unregisterPlugin(m_npp); - delete m_npp; - } - NPP_t *getInstance() { return m_npp; } - - private: - NPP_t *m_npp; -}; - -static bool getEntryPoint(PlatformModule module, - const char *name, - void **entry_point) -{ - dlerror(); - *entry_point = dlsym(module, name); - const char *error = dlerror(); - if(error == NULL && *entry_point != NULL) { - return true; - } else { - PLUGIN_LOG("Couldn't get entry point \"%s\": %s\n", - name, error); - return false; - } -} - -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 (m_moduleVersion != compareVersion) - return m_moduleVersion > compareVersion ? 1 : -1; - else - return 0; -} - -bool PluginPackage::isPluginBlacklisted() -{ - // No blacklisted Android plugins... yet! - return false; -} - -void PluginPackage::determineQuirks(const String& mimeType) -{ - // The Gears implementation relies on it being loaded *all the time*, - // so check to see if this package represents the Gears plugin and - // load it. - if (mimeType == "application/x-googlegears") { - m_quirks.add(PluginQuirkDontUnloadPlugin); - } -} - -static void Android_NPN_PluginThreadAsyncCall(NPP instance, - void (*func) (void *), - void *userData) -{ - // Translate all instance == NULL to a dummy actual npp. - static DummyNpp dummyNpp; - if (instance == NULL) { - instance = dummyNpp.getInstance(); - } - // Call through to the wrapped function. - NPN_PluginThreadAsyncCall(instance, func, userData); -} - -static void initializeBrowserFuncs(NPNetscapeFuncs *funcs) -{ - // Initialize the NPN function pointers that we hand over to the - // plugin. - memset(funcs, 0, sizeof(*funcs)); - - funcs->size = sizeof(*funcs); - funcs->version = NP_VERSION_MINOR; - funcs->geturl = NPN_GetURL; - funcs->posturl = NPN_PostURL; - funcs->requestread = NPN_RequestRead; - funcs->newstream = NPN_NewStream; - funcs->write = NPN_Write; - funcs->destroystream = NPN_DestroyStream; - funcs->status = NPN_Status; - funcs->uagent = NPN_UserAgent; - funcs->memalloc = NPN_MemAlloc; - funcs->memfree = NPN_MemFree; - funcs->memflush = NPN_MemFlush; - funcs->reloadplugins = NPN_ReloadPlugins; - funcs->geturlnotify = NPN_GetURLNotify; - funcs->posturlnotify = NPN_PostURLNotify; - funcs->getvalue = NPN_GetValue; - funcs->setvalue = NPN_SetValue; - funcs->invalidaterect = NPN_InvalidateRect; - funcs->invalidateregion = NPN_InvalidateRegion; - funcs->forceredraw = NPN_ForceRedraw; - funcs->getJavaEnv = NPN_GetJavaEnv; - funcs->getJavaPeer = NPN_GetJavaPeer; - funcs->pushpopupsenabledstate = NPN_PushPopupsEnabledState; - funcs->poppopupsenabledstate = NPN_PopPopupsEnabledState; - funcs->pluginthreadasynccall = Android_NPN_PluginThreadAsyncCall; - funcs->scheduletimer = NPN_ScheduleTimer; - funcs->unscheduletimer = NPN_UnscheduleTimer; - - funcs->releasevariantvalue = _NPN_ReleaseVariantValue; - funcs->getstringidentifier = _NPN_GetStringIdentifier; - funcs->getstringidentifiers = _NPN_GetStringIdentifiers; - funcs->getintidentifier = _NPN_GetIntIdentifier; - funcs->identifierisstring = _NPN_IdentifierIsString; - funcs->utf8fromidentifier = _NPN_UTF8FromIdentifier; - funcs->intfromidentifier = _NPN_IntFromIdentifier; - funcs->createobject = _NPN_CreateObject; - funcs->retainobject = _NPN_RetainObject; - funcs->releaseobject = _NPN_ReleaseObject; - funcs->invoke = _NPN_Invoke; - funcs->invokeDefault = _NPN_InvokeDefault; - funcs->evaluate = _NPN_Evaluate; - funcs->getproperty = _NPN_GetProperty; - funcs->setproperty = _NPN_SetProperty; - funcs->removeproperty = _NPN_RemoveProperty; - funcs->hasproperty = _NPN_HasProperty; - funcs->hasmethod = _NPN_HasMethod; - funcs->setexception = _NPN_SetException; - funcs->enumerate = _NPN_Enumerate; -} - -static jobject createPluginObject(const char *name, - const char *path, - const char *fileName, - const char *description) -{ - JNIEnv *env = JSC::Bindings::getJNIEnv(); - // Create a Java "class Plugin" object instance - jclass pluginClass = env->FindClass("android/webkit/Plugin"); - if(!pluginClass) { - PLUGIN_LOG("Couldn't find class android.webkit.Plugin\n"); - return 0; - } - // Get Plugin(String, String, String, String, Context) - jmethodID pluginConstructor = env->GetMethodID( - pluginClass, - "<init>", - "(Ljava/lang/String;" - "Ljava/lang/String;" - "Ljava/lang/String;" - "Ljava/lang/String;)V"); - if(!pluginConstructor) { - PLUGIN_LOG("Couldn't get android.webkit.Plugin constructor\n"); - return 0; - } - // Make Java strings of name, path, fileName, description - jstring javaName = env->NewStringUTF(name); - jstring javaPath = env->NewStringUTF(path); - jstring javaFileName = env->NewStringUTF(fileName); - jstring javaDescription = env->NewStringUTF(description); - // Make a plugin instance - jobject pluginObject = env->NewObject(pluginClass, - pluginConstructor, - javaName, - javaPath, - javaFileName, - javaDescription); - return pluginObject; -} - -static jobject getPluginListObject() -{ - JNIEnv *env = JSC::Bindings::getJNIEnv(); - // Get WebView.getPluginList() - jclass webViewClass = env->FindClass("android/webkit/WebView"); - if(!webViewClass) { - PLUGIN_LOG("Couldn't find class android.webkit.WebView\n"); - return 0; - } - jmethodID getPluginList = env->GetStaticMethodID( - webViewClass, - "getPluginList", - "()Landroid/webkit/PluginList;"); - if(!getPluginList) { - PLUGIN_LOG("Couldn't find android.webkit.WebView.getPluginList()\n"); - return 0; - } - // Get the PluginList instance - jobject pluginListObject = env->CallStaticObjectMethod(webViewClass, - getPluginList); - if(!pluginListObject) { - PLUGIN_LOG("Couldn't get PluginList object\n"); - return 0; - } - return pluginListObject; -} - -static bool addPluginObjectToList(jobject pluginList, jobject plugin) -{ - // Add the Plugin object - JNIEnv *env = JSC::Bindings::getJNIEnv(); - jclass pluginListClass = env->FindClass("android/webkit/PluginList"); - if(!pluginListClass) { - PLUGIN_LOG("Couldn't find class android.webkit.PluginList\n"); - return false; - } - jmethodID addPlugin = env->GetMethodID( - pluginListClass, - "addPlugin", - "(Landroid/webkit/Plugin;)V"); - if(!addPlugin) { - PLUGIN_LOG("Couldn't find android.webkit.PluginList.addPlugin()\n"); - return false; - } - env->CallVoidMethod(pluginList, addPlugin, plugin); - return true; -} - -static void removePluginObjectFromList(jobject pluginList, jobject plugin) -{ - // Remove the Plugin object - JNIEnv *env = JSC::Bindings::getJNIEnv(); - jclass pluginListClass = env->FindClass("android/webkit/PluginList"); - if(!pluginListClass) { - PLUGIN_LOG("Couldn't find class android.webkit.PluginList\n"); - return; - } - jmethodID removePlugin = env->GetMethodID( - pluginListClass, - "removePlugin", - "(Landroid/webkit/Plugin;)V"); - if(!removePlugin) { - PLUGIN_LOG("Couldn't find android.webkit.PluginList.removePlugin()\n"); - return; - } - env->CallVoidMethod(pluginList, removePlugin, plugin); -} - -bool PluginPackage::load() -{ - PLUGIN_LOG("tid:%d isActive:%d isLoaded:%d loadCount:%d\n", - gettid(), - m_freeLibraryTimer.isActive(), - m_isLoaded, - m_loadCount); - if (m_freeLibraryTimer.isActive()) { - ASSERT(m_module); - m_freeLibraryTimer.stop(); - } else if (m_isLoaded) { - if (m_quirks.contains(PluginQuirkDontAllowMultipleInstances)) - return false; - m_loadCount++; - PLUGIN_LOG("Already loaded, count now %d\n", m_loadCount); - return true; - } - ASSERT(m_loadCount == 0); - ASSERT(m_module == NULL); - - PLUGIN_LOG("Loading \"%s\"\n", m_path.utf8().data()); - - // Open the library - void *handle = dlopen(m_path.utf8().data(), RTLD_NOW); - if(!handle) { - PLUGIN_LOG("Couldn't load plugin library \"%s\": %s\n", - m_path.utf8().data(), dlerror()); - return false; - } - m_module = handle; - PLUGIN_LOG("Fetch Info Loaded %p\n", m_module); - // This object will call dlclose() and set m_module to NULL - // when going out of scope. - DynamicLibraryCloser dlCloser(&m_module); - - - NP_InitializeFuncPtr NP_Initialize; - if(!getEntryPoint(m_module, "NP_Initialize", (void **) &NP_Initialize) || - !getEntryPoint(handle, "NP_Shutdown", (void **) &m_NPP_Shutdown)) { - PLUGIN_LOG("Couldn't find Initialize function\n"); - return false; - } - - // Provide the plugin with our browser function table and grab its - // plugin table. Provide the Java environment and the Plugin which - // can be used to override the defaults if the plugin wants. - initializeBrowserFuncs(&m_browserFuncs); - memset(&m_pluginFuncs, 0, sizeof(m_pluginFuncs)); - m_pluginFuncs.size = sizeof(m_pluginFuncs); - if(NP_Initialize(&m_browserFuncs, - &m_pluginFuncs, - JSC::Bindings::getJNIEnv(), - m_pluginObject) != NPERR_NO_ERROR) { - PLUGIN_LOG("Couldn't initialize plugin\n"); - return false; - } - - // Don't close the library - loaded OK. - dlCloser.ok(); - // Retain the handle so we can close it in the future. - m_module = handle; - m_isLoaded = true; - ++m_loadCount; - PLUGIN_LOG("Initial load ok, count now %d\n", m_loadCount); - return true; -} - -void PluginPackage::unregisterPluginObject() -{ - PLUGIN_LOG("unregisterPluginObject\n"); - // Called by unloadWithoutShutdown(). Remove the plugin from the - // PluginList - if(m_pluginObject) { - jobject pluginListObject = getPluginListObject(); - if(pluginListObject) { - removePluginObjectFromList(pluginListObject, m_pluginObject); - } - // Remove a reference to the Plugin object so it can - // garbage collect. - JSC::Bindings::getJNIEnv()->DeleteGlobalRef(m_pluginObject); - m_pluginObject = 0; - } -} - -bool PluginPackage::fetchInfo() -{ - PLUGIN_LOG("Fetch Info Loading \"%s\"\n", m_path.utf8().data()); - - // Open the library - void *handle = dlopen(m_path.utf8().data(), RTLD_NOW); - if(!handle) { - PLUGIN_LOG("Couldn't load plugin library \"%s\": %s\n", - m_path.utf8().data(), dlerror()); - return false; - } - PLUGIN_LOG("Fetch Info Loaded %p\n", handle); - - // This object will call dlclose() and set m_module to NULL - // when going out of scope. - DynamicLibraryCloser dlCloser(&handle); - - // Get the three entry points we need for Linux Netscape Plug-ins - NP_GetMIMEDescriptionFuncPtr NP_GetMIMEDescription; - NPP_GetValueProcPtr NP_GetValue; - if(!getEntryPoint(handle, "NP_GetMIMEDescription", - (void **) &NP_GetMIMEDescription) || - !getEntryPoint(handle, "NP_GetValue", (void **) &NP_GetValue)) { - // If any of those failed to resolve, fail the entire load - return false; - } - - // Get the plugin name and description using NP_GetValue - const char *name; - const char *description; - if(NP_GetValue(NULL, NPPVpluginNameString, &name) != NPERR_NO_ERROR || - NP_GetValue(NULL, NPPVpluginDescriptionString, &description) != - NPERR_NO_ERROR) { - PLUGIN_LOG("Couldn't get name/description using NP_GetValue\n"); - return false; - } - - PLUGIN_LOG("Plugin name: \"%s\"\n", name); - PLUGIN_LOG("Plugin description: \"%s\"\n", description); - m_name = name; - m_description = description; - - // fileName is just the trailing part of the path - int last_slash = m_path.reverseFind('/'); - if(last_slash < 0) - m_fileName = m_path; - else - m_fileName = m_path.substring(last_slash + 1); - - // Grab the MIME description. This is in the format, e.g: - // application/x-somescriptformat:ssf:Some Script Format - String mimeDescription(NP_GetMIMEDescription()); - PLUGIN_LOG("MIME description: \"%s\"\n", mimeDescription.utf8().data()); - // Clear out the current mappings. - m_mimeToDescriptions.clear(); - m_mimeToExtensions.clear(); - // Split the description into its component entries, separated by - // semicolons. - Vector<String> mimeEntries; - mimeDescription.split(';', true, mimeEntries); - // Iterate through the entries, adding them to the MIME mappings. - for(Vector<String>::const_iterator it = mimeEntries.begin(); - it != mimeEntries.end(); ++it) { - // Each part is split into 3 fields separated by colons - // Field 1 is the MIME type (e.g "application/x-shockwave-flash"). - // Field 2 is a comma separated list of file extensions. - // Field 3 is a human readable short description. - const String &mimeEntry = *it; - Vector<String> fields; - mimeEntry.split(':', true, fields); - if(fields.size() != 3) { - PLUGIN_LOG("Bad MIME entry \"%s\"\n", mimeEntry.utf8().data()); - return false; - } - - const String& mimeType = fields[0]; - Vector<String> extensions; - fields[1].split(',', true, extensions); - const String& description = fields[2]; - - determineQuirks(mimeType); - - PLUGIN_LOG("mime_type: \"%s\"\n", mimeType.utf8().data()); - PLUGIN_LOG("extensions: \"%s\"\n", fields[1].utf8().data()); - PLUGIN_LOG("description: \"%s\"\n", description.utf8().data()); - - // Map the mime type to the vector of extensions and the description - if(!extensions.isEmpty()) - m_mimeToExtensions.set(mimeType, extensions); - if(!description.isEmpty()) - m_mimeToDescriptions.set(mimeType, description); - } - - // Create a new Java Plugin object, this object is an instance of - // android.os.WebView.Plugin - CString path = m_path.utf8(); - CString filename = m_fileName.utf8(); - jobject pluginObject = createPluginObject(name, - path.data(), - filename.data(), - description); - if(!pluginObject) { - PLUGIN_LOG("Couldn't create Java Plugin\n"); - return false; - } - - // Add the Plugin to the PluginList. This list is used to show the - // user the list of plugins installed in the webkit. - - // The list of plugins are also available from the global static - // function PluginDatabase::installedPlugins(). However, the method - // on WebView to get the plugin list is a static method, and runs in the - // UI thread. We can not easily drop all the GlobalRefs this implementation - // has and switch to just calling through JNI to aforementioned API as - // WebKit runs in another thread and the WebView call would need to change - // to being async. - jobject pluginListObject = getPluginListObject(); - if(!pluginListObject) { - PLUGIN_LOG("Couldn't get PluginList object\n"); - return false; - } - if(!addPluginObjectToList(pluginListObject, pluginObject)) { - PLUGIN_LOG("Couldn't add Plugin to PluginList\n"); - m_NPP_Shutdown(); - return false; - } - - // Retain the Java Plugin object - m_pluginObject = JSC::Bindings::getJNIEnv()->NewGlobalRef(pluginObject); - - PLUGIN_LOG("Fetch Info Loaded plugin details ok \"%s\"\n", - m_path.utf8().data()); - - // If this plugin needs to be kept in memory, unload the module now - // and load it permanently. - if (m_quirks.contains(PluginQuirkDontUnloadPlugin)) { - dlCloser.ok(); - dlclose(handle); - load(); - } - - // dlCloser will unload the plugin if required. - return true; -} - -unsigned PluginPackage::hash() const -{ - const unsigned hashCodes[] = { - m_name.impl()->hash(), - m_description.impl()->hash(), - m_mimeToExtensions.size(), - }; - - return StringImpl::computeHash(reinterpret_cast<const UChar*>(hashCodes), - sizeof(hashCodes) / sizeof(UChar)); -} - -bool PluginPackage::equal(const PluginPackage& a, const PluginPackage& b) -{ - if (a.m_name != b.m_name) - return false; - - if (a.m_description != b.m_description) - return false; - - if (a.m_mimeToExtensions.size() != b.m_mimeToExtensions.size()) - return false; - - MIMEToExtensionsMap::const_iterator::Keys end = - a.m_mimeToExtensions.end().keys(); - for (MIMEToExtensionsMap::const_iterator::Keys it = - a.m_mimeToExtensions.begin().keys(); - it != end; - ++it) { - if (!b.m_mimeToExtensions.contains(*it)) { - return false; - } - } - - return true; -} - -} // namespace WebCore - -#endif |