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1 /*
2  * Copyright (C) 2010 Apple Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23  * THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef NetscapePluginModule_h
27 #define NetscapePluginModule_h
28 
29 #include "Module.h"
30 #include "PluginQuirks.h"
31 #include <WebCore/npruntime_internal.h>
32 #include <wtf/RefCounted.h>
33 #include <wtf/text/WTFString.h>
34 
35 // FIXME: We should not include PluginInfoStore.h here. Instead,
36 // PluginInfoStore::Plugin should be moved out into its own header which we can
37 // put in Shared/Plugins.
38 #include "PluginInfoStore.h"
39 
40 namespace WebKit {
41 
42 class NetscapePluginModule : public RefCounted<NetscapePluginModule> {
43 public:
44     static PassRefPtr<NetscapePluginModule> getOrCreate(const String& pluginPath);
45     ~NetscapePluginModule();
46 
pluginFuncs()47     const NPPluginFuncs& pluginFuncs() const { return m_pluginFuncs; }
48 
49     void incrementLoadCount();
50     void decrementLoadCount();
51 
52     static bool getPluginInfo(const String& pluginPath, PluginInfoStore::Plugin&);
53 
pluginQuirks()54     const PluginQuirks& pluginQuirks() const { return m_pluginQuirks; }
55 
56     // Return a list of domains for which the plug-in has data stored.
57     Vector<String> sitesWithData();
58 
59     // Request that the plug-in clear the site data.
60     bool clearSiteData(const String& site, uint64_t flags, uint64_t maxAge);
61 
62 private:
63     explicit NetscapePluginModule(const String& pluginPath);
64 
65     void determineQuirks();
66 
67 #if PLUGIN_ARCHITECTURE(X11)
68     void applyX11QuirksBeforeLoad();
69 #endif
70 
71     bool tryGetSitesWithData(Vector<String>&);
72     bool tryClearSiteData(const String& site, uint64_t flags, uint64_t maxAge);
73 
74     bool tryLoad();
75     bool load();
76     void unload();
77 
78     void shutdown();
79 
80     String m_pluginPath;
81     bool m_isInitialized;
82     unsigned m_loadCount;
83 
84     PluginQuirks m_pluginQuirks;
85 
86     NPP_ShutdownProcPtr m_shutdownProcPtr;
87     NPPluginFuncs m_pluginFuncs;
88 
89     OwnPtr<Module> m_module;
90 };
91 
92 } // namespace WebKit
93 
94 #endif // NetscapePluginModule_h
95