236 lines
7.3 KiB
C++
236 lines
7.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsPluginTags_h_
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#define nsPluginTags_h_
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#include "mozilla/Attributes.h"
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#include "nscore.h"
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#include "nsCOMPtr.h"
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#include "nsCOMArray.h"
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#include "nsIPluginTag.h"
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#include "nsITimer.h"
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#include "nsString.h"
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class nsIURI;
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struct PRLibrary;
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struct nsPluginInfo;
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class nsNPAPIPlugin;
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namespace mozilla {
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namespace dom {
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struct FakePluginTagInit;
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} // namespace dom
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} // namespace mozilla
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// An interface representing plugin tags internally.
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#define NS_IINTERNALPLUGINTAG_IID \
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{ 0xe8fdd227, 0x27da, 0x46ee, \
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{ 0xbe, 0xf3, 0x1a, 0xef, 0x5a, 0x8f, 0xc5, 0xb4 } }
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#define NS_PLUGINTAG_IID \
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{ 0xcce2e8b9, 0x9702, 0x4d4b, \
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{ 0xbe, 0xa4, 0x7c, 0x1e, 0x13, 0x1f, 0xaf, 0x78 } }
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class nsIInternalPluginTag : public nsIPluginTag
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{
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_IINTERNALPLUGINTAG_IID)
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nsIInternalPluginTag();
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nsIInternalPluginTag(const char* aName, const char* aDescription,
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const char* aFileName, const char* aVersion);
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nsIInternalPluginTag(const char* aName, const char* aDescription,
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const char* aFileName, const char* aVersion,
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const nsTArray<nsCString>& aMimeTypes,
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const nsTArray<nsCString>& aMimeDescriptions,
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const nsTArray<nsCString>& aExtensions);
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virtual bool IsEnabled() = 0;
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virtual const nsCString& GetNiceFileName() = 0;
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const nsCString& Name() const { return mName; }
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const nsCString& Description() const { return mDescription; }
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const nsTArray<nsCString>& MimeTypes() const { return mMimeTypes; }
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const nsTArray<nsCString>& MimeDescriptions() const {
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return mMimeDescriptions;
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}
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const nsTArray<nsCString>& Extensions() const { return mExtensions; }
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const nsCString& FileName() const { return mFileName; }
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const nsCString& Version() const { return mVersion; }
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// Returns true if this plugin claims it supports this MIME type. The
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// comparison is done ASCII-case-insensitively.
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bool HasMimeType(const nsACString & aMimeType) const;
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// Returns true if this plugin claims it supports the given extension. In
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// that case, aMatchingType is set to the MIME type the plugin claims
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// corresponds to this extension. The match on aExtension is done
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// ASCII-case-insensitively.
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bool HasExtension(const nsACString & aExtension,
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/* out */ nsACString & aMatchingType) const;
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protected:
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~nsIInternalPluginTag();
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nsCString mName; // UTF-8
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nsCString mDescription; // UTF-8
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nsCString mFileName; // UTF-8
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nsCString mVersion; // UTF-8
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nsTArray<nsCString> mMimeTypes; // UTF-8
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nsTArray<nsCString> mMimeDescriptions; // UTF-8
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nsTArray<nsCString> mExtensions; // UTF-8
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsIInternalPluginTag, NS_IINTERNALPLUGINTAG_IID)
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// A linked-list of plugin information that is used for instantiating plugins
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// and reflecting plugin information into JavaScript.
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class nsPluginTag final : public nsIInternalPluginTag
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{
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_PLUGINTAG_IID)
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NS_DECL_ISUPPORTS
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NS_DECL_NSIPLUGINTAG
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// These must match the STATE_* values in nsIPluginTag.idl
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enum PluginState {
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ePluginState_Disabled = 0,
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ePluginState_Clicktoplay = 1,
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ePluginState_Enabled = 2,
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ePluginState_MaxValue = 3,
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};
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nsPluginTag(nsPluginInfo* aPluginInfo,
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int64_t aLastModifiedTime,
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bool fromExtension);
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nsPluginTag(const char* aName,
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const char* aDescription,
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const char* aFileName,
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const char* aFullPath,
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const char* aVersion,
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const char* const* aMimeTypes,
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const char* const* aMimeDescriptions,
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const char* const* aExtensions,
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int32_t aVariants,
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int64_t aLastModifiedTime,
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bool fromExtension,
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bool aArgsAreUTF8 = false);
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nsPluginTag(uint32_t aId,
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const char* aName,
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const char* aDescription,
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const char* aFileName,
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const char* aFullPath,
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const char* aVersion,
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nsTArray<nsCString> aMimeTypes,
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nsTArray<nsCString> aMimeDescriptions,
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nsTArray<nsCString> aExtensions,
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bool aIsJavaPlugin,
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bool aIsFlashPlugin,
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bool aSupportsAsyncInit,
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bool aSupportsAsyncRender,
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int64_t aLastModifiedTime,
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bool aFromExtension,
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int32_t aSandboxLevel);
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void TryUnloadPlugin(bool inShutdown);
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// plugin is enabled and not blocklisted
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bool IsActive();
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bool IsEnabled() override;
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void SetEnabled(bool enabled);
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bool IsClicktoplay();
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bool IsBlocklisted();
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PluginState GetPluginState();
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void SetPluginState(PluginState state);
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bool HasSameNameAndMimes(const nsPluginTag *aPluginTag) const;
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const nsCString& GetNiceFileName() override;
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bool IsFromExtension() const;
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RefPtr<nsPluginTag> mNext;
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uint32_t mId;
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// Number of PluginModuleParents living in all content processes.
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size_t mContentProcessRunningCount;
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// True if we've ever created an instance of this plugin in the current process.
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bool mHadLocalInstance;
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PRLibrary *mLibrary;
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RefPtr<nsNPAPIPlugin> mPlugin;
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bool mIsJavaPlugin;
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bool mIsFlashPlugin;
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bool mSupportsAsyncInit;
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bool mSupportsAsyncRender;
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nsCString mFullPath; // UTF-8
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int64_t mLastModifiedTime;
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nsCOMPtr<nsITimer> mUnloadTimer;
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int32_t mSandboxLevel;
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void InvalidateBlocklistState();
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private:
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virtual ~nsPluginTag();
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nsCString mNiceFileName; // UTF-8
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uint16_t mCachedBlocklistState;
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bool mCachedBlocklistStateValid;
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bool mIsFromExtension;
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void InitMime(const char* const* aMimeTypes,
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const char* const* aMimeDescriptions,
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const char* const* aExtensions,
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uint32_t aVariantCount);
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nsresult EnsureMembersAreUTF8();
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void FixupVersion();
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static uint32_t sNextId;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsPluginTag, NS_PLUGINTAG_IID)
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// A class representing "fake" plugin tags; that is plugin tags not
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// corresponding to actual NPAPI plugins. In practice these are all
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// JS-implemented plugins; maybe we want a better name for this class?
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class nsFakePluginTag : public nsIInternalPluginTag,
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public nsIFakePluginTag
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIPLUGINTAG
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NS_DECL_NSIFAKEPLUGINTAG
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static nsresult Create(const mozilla::dom::FakePluginTagInit& aInitDictionary,
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nsFakePluginTag** aPluginTag);
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bool IsEnabled() override;
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const nsCString& GetNiceFileName() override;
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bool HandlerURIMatches(nsIURI* aURI);
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nsIURI* HandlerURI() const { return mHandlerURI; }
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private:
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nsFakePluginTag();
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virtual ~nsFakePluginTag();
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// The URI of the handler for our fake plugin.
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// FIXME-jsplugins do we need to sanity check these?
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nsCOMPtr<nsIURI> mHandlerURI;
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nsCString mFullPath;
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nsCString mNiceName;
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nsPluginTag::PluginState mState;
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};
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#endif // nsPluginTags_h_
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