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comparison: dom/plugins/base/nsNPAPIPluginStreamListener.h
dom/plugins/base/nsNPAPIPluginStreamListener.h
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsNPAPIPluginStreamListener_h_ | |
| 7 #define nsNPAPIPluginStreamListener_h_ | |
| 8 | |
| 9 #include "nscore.h" | |
| 10 #include "nsIHTTPHeaderListener.h" | |
| 11 #include "nsIRequest.h" | |
| 12 #include "nsITimer.h" | |
| 13 #include "nsAutoPtr.h" | |
| 14 #include "nsCOMArray.h" | |
| 15 #include "nsIOutputStream.h" | |
| 16 #include "nsIPluginInstanceOwner.h" | |
| 17 #include "nsString.h" | |
| 18 #include "nsIAsyncVerifyRedirectCallback.h" | |
| 19 #include "mozilla/PluginLibrary.h" | |
| 20 | |
| 21 #define MAX_PLUGIN_NECKO_BUFFER 16384 | |
| 22 | |
| 23 class nsPluginStreamListenerPeer; | |
| 24 class nsNPAPIPluginStreamListener; | |
| 25 class nsNPAPIPluginInstance; | |
| 26 class nsIChannel; | |
| 27 | |
| 28 class nsNPAPIStreamWrapper | |
| 29 { | |
| 30 public: | |
| 31 nsNPAPIStreamWrapper(nsIOutputStream *outputStream, | |
| 32 nsNPAPIPluginStreamListener *streamListener); | |
| 33 ~nsNPAPIStreamWrapper(); | |
| 34 | |
| 35 nsIOutputStream* GetOutputStream() { return mOutputStream.get(); } | |
| 36 nsNPAPIPluginStreamListener* GetStreamListener() { return mStreamListener; } | |
| 37 | |
| 38 NPStream mNPStream; | |
| 39 protected: | |
| 40 nsCOMPtr<nsIOutputStream> mOutputStream; // only valid if not browser initiated | |
| 41 nsNPAPIPluginStreamListener* mStreamListener; // only valid if browser initiated | |
| 42 }; | |
| 43 | |
| 44 // Used to handle NPN_NewStream() - writes the stream as received by the plugin | |
| 45 // to a file and at completion (NPN_DestroyStream), tells the browser to load it into | |
| 46 // a plugin-specified target | |
| 47 class nsPluginStreamToFile : public nsIOutputStream | |
| 48 { | |
| 49 public: | |
| 50 nsPluginStreamToFile(const char* target, nsIPluginInstanceOwner* owner); | |
| 51 virtual ~nsPluginStreamToFile(); | |
| 52 | |
| 53 NS_DECL_ISUPPORTS | |
| 54 NS_DECL_NSIOUTPUTSTREAM | |
| 55 protected: | |
| 56 char* mTarget; | |
| 57 nsCString mFileURL; | |
| 58 nsCOMPtr<nsIFile> mTempFile; | |
| 59 nsCOMPtr<nsIOutputStream> mOutputStream; | |
| 60 nsIPluginInstanceOwner* mOwner; | |
| 61 }; | |
| 62 | |
| 63 class nsNPAPIPluginStreamListener : public nsITimerCallback, | |
| 64 public nsIHTTPHeaderListener | |
| 65 { | |
| 66 private: | |
| 67 typedef mozilla::PluginLibrary PluginLibrary; | |
| 68 | |
| 69 public: | |
| 70 NS_DECL_ISUPPORTS | |
| 71 NS_DECL_NSITIMERCALLBACK | |
| 72 NS_DECL_NSIHTTPHEADERLISTENER | |
| 73 | |
| 74 nsNPAPIPluginStreamListener(nsNPAPIPluginInstance* inst, void* notifyData, | |
| 75 const char* aURL); | |
| 76 virtual ~nsNPAPIPluginStreamListener(); | |
| 77 | |
| 78 nsresult OnStartBinding(nsPluginStreamListenerPeer* streamPeer); | |
| 79 nsresult OnDataAvailable(nsPluginStreamListenerPeer* streamPeer, | |
| 80 nsIInputStream* input, | |
| 81 uint32_t length); | |
| 82 nsresult OnFileAvailable(nsPluginStreamListenerPeer* streamPeer, | |
| 83 const char* fileName); | |
| 84 nsresult OnStopBinding(nsPluginStreamListenerPeer* streamPeer, | |
| 85 nsresult status); | |
| 86 nsresult GetStreamType(int32_t *result); | |
| 87 | |
| 88 bool IsStarted(); | |
| 89 nsresult CleanUpStream(NPReason reason); | |
| 90 void CallURLNotify(NPReason reason); | |
| 91 void SetCallNotify(bool aCallNotify) { mCallNotify = aCallNotify; } | |
| 92 void SuspendRequest(); | |
| 93 void ResumeRequest(); | |
| 94 nsresult StartDataPump(); | |
| 95 void StopDataPump(); | |
| 96 bool PluginInitJSLoadInProgress(); | |
| 97 | |
| 98 void* GetNotifyData(); | |
| 99 nsPluginStreamListenerPeer* GetStreamListenerPeer() { return mStreamListenerPeer; } | |
| 100 void SetStreamListenerPeer(nsPluginStreamListenerPeer* aPeer) { mStreamListenerPeer = aPeer; } | |
| 101 | |
| 102 // Returns true if the redirect will be handled by NPAPI, false otherwise. | |
| 103 bool HandleRedirectNotification(nsIChannel *oldChannel, nsIChannel *newChannel, | |
| 104 nsIAsyncVerifyRedirectCallback* callback); | |
| 105 void URLRedirectResponse(NPBool allow); | |
| 106 | |
| 107 protected: | |
| 108 char* mStreamBuffer; | |
| 109 char* mNotifyURL; | |
| 110 nsRefPtr<nsNPAPIPluginInstance> mInst; | |
| 111 nsNPAPIStreamWrapper *mNPStreamWrapper; | |
| 112 uint32_t mStreamBufferSize; | |
| 113 int32_t mStreamBufferByteCount; | |
| 114 int32_t mStreamType; | |
| 115 bool mStreamStarted; | |
| 116 bool mStreamCleanedUp; | |
| 117 bool mCallNotify; | |
| 118 bool mIsSuspended; | |
| 119 bool mIsPluginInitJSStream; | |
| 120 bool mRedirectDenied; | |
| 121 nsCString mResponseHeaders; | |
| 122 char* mResponseHeaderBuf; | |
| 123 nsCOMPtr<nsITimer> mDataPumpTimer; | |
| 124 nsCOMPtr<nsIAsyncVerifyRedirectCallback> mHTTPRedirectCallback; | |
| 125 | |
| 126 public: | |
| 127 nsRefPtr<nsPluginStreamListenerPeer> mStreamListenerPeer; | |
| 128 }; | |
| 129 | |
| 130 #endif // nsNPAPIPluginStreamListener_h_ |
