1/* 2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. 3 * Copyright (C) 2008 Collabora, Ltd. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#ifndef PluginPackage_h 28#define PluginPackage_h 29 30#include "FileSystem.h" 31#include "PluginQuirkSet.h" 32#include "Timer.h" 33#include "npruntime_internal.h" 34#include <wtf/HashMap.h> 35#include <wtf/RefCounted.h> 36#include <wtf/text/StringHash.h> 37#include <wtf/text/WTFString.h> 38 39namespace WebCore { 40 typedef HashMap<String, String> MIMEToDescriptionsMap; 41 typedef HashMap<String, Vector<String> > MIMEToExtensionsMap; 42 43 class PluginPackage : public RefCounted<PluginPackage> { 44 public: 45 ~PluginPackage(); 46 static PassRefPtr<PluginPackage> createPackage(const String& path, const time_t& lastModified); 47#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) 48 static PassRefPtr<PluginPackage> createPackageFromCache(const String& path, const time_t& lastModified, const String& name, const String& description, const String& mimeDescription); 49#endif 50 51 const String& name() const { return m_name; } 52 const String& description() const { return m_description; } 53 const String& path() const { return m_path; } 54 const String& fileName() const { return m_fileName; } 55 const String& parentDirectory() const { return m_parentDirectory; } 56 PlatformModule module() const { return m_module; } 57 uint16_t NPVersion() const; 58 time_t lastModified() const { return m_lastModified; } 59 60 const MIMEToDescriptionsMap& mimeToDescriptions() const { return m_mimeToDescriptions; } 61 const MIMEToExtensionsMap& mimeToExtensions() const { return m_mimeToExtensions; } 62 63 unsigned hash() const; 64 static bool equal(const PluginPackage& a, const PluginPackage& b); 65 66 bool load(); 67 void unload(); 68 void unloadWithoutShutdown(); 69 70 bool isEnabled() const { return m_isEnabled; } 71 void setEnabled(bool); 72 73 const NPPluginFuncs* pluginFuncs() const { return &m_pluginFuncs; } 74 int compareFileVersion(const PlatformModuleVersion&) const; 75 int compare(const PluginPackage&) const; 76 PluginQuirkSet quirks() const { return m_quirks; } 77 const PlatformModuleVersion& version() const { return m_moduleVersion; } 78 79#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) 80 bool ensurePluginLoaded(); 81 void setMIMEDescription(const String& mimeDescription); 82 String fullMIMEDescription() const { return m_fullMIMEDescription;} 83#endif 84 private: 85 PluginPackage(const String& path, const time_t& lastModified); 86 87 bool fetchInfo(); 88 bool isPluginBlacklisted(); 89 void determineQuirks(const String& mimeType); 90 91 void determineModuleVersionFromDescription(); 92 void initializeBrowserFuncs(); 93 94 bool m_isEnabled; 95 bool m_isLoaded; 96 int m_loadCount; 97 98 String m_description; 99 String m_path; 100 String m_fileName; 101 String m_name; 102 String m_parentDirectory; 103 104 PlatformModuleVersion m_moduleVersion; 105 106 MIMEToDescriptionsMap m_mimeToDescriptions; 107 MIMEToExtensionsMap m_mimeToExtensions; 108 109 PlatformModule m_module; 110 time_t m_lastModified; 111 112 NPP_ShutdownProcPtr m_NPP_Shutdown; 113 NPPluginFuncs m_pluginFuncs; 114 NPNetscapeFuncs m_browserFuncs; 115 116 void freeLibrarySoon(); 117 void freeLibraryTimerFired(Timer<PluginPackage>*); 118 Timer<PluginPackage> m_freeLibraryTimer; 119 120 PluginQuirkSet m_quirks; 121#if ENABLE(NETSCAPE_PLUGIN_METADATA_CACHE) 122 String m_fullMIMEDescription; 123 bool m_infoIsFromCache; 124#endif 125 }; 126 127 // FIXME: This is a workaround because PluginPackageHash is broken and may consider keys with different hashes as equal. 128 struct PluginPackageHashTraits : HashTraits<RefPtr<PluginPackage> > { 129 static const int minimumTableSize = 64; 130 }; 131 132 struct PluginPackageHash { 133 static unsigned hash(const uintptr_t key) { return reinterpret_cast<PluginPackage*>(key)->hash(); } 134 static unsigned hash(const RefPtr<PluginPackage>& key) { return key->hash(); } 135 136 static bool equal(const uintptr_t a, const uintptr_t b) { return equal(reinterpret_cast<PluginPackage*>(a), reinterpret_cast<PluginPackage*>(b)); } 137 static bool equal(const RefPtr<PluginPackage>& a, const RefPtr<PluginPackage>& b) { return PluginPackage::equal(*a.get(), *b.get()); } 138 static const bool safeToCompareToEmptyOrDeleted = false; 139 }; 140 141} // namespace WebCore 142 143#endif 144