1 /*

     2  * Copyright (C) 2006, 2007, 2008 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 PluginStream_H

    28 #define PluginStream_H

    29 

    30 #include "CString.h"

    31 #include "FileSystem.h"

    32 #include "KURL.h"

    33 #include "NetscapePlugInStreamLoader.h"

    34 #include "PlatformString.h"

    35 #include "PluginQuirkSet.h"

    36 #include "ResourceRequest.h"

    37 #include "ResourceResponse.h"

    38 #include "StringHash.h"

    39 #include "Timer.h"

    40 #include "npruntime_internal.h"

    41 #include <wtf/HashMap.h>

    42 #include <wtf/OwnPtr.h>

    43 #include <wtf/RefCounted.h>

    44 #include <wtf/Vector.h>

    45 

    46 namespace WebCore {

    47     class Frame;

    48     class PluginStream;

    49 

    50     enum PluginStreamState { StreamBeforeStarted, StreamStarted, StreamStopped };

    51 

    52     class PluginStreamClient {

    53     public:

    54         virtual ~PluginStreamClient() {}

    55         virtual void streamDidFinishLoading(PluginStream*) {}

    56     };

    57 

    58     class PluginStream : public RefCounted<PluginStream>, private NetscapePlugInStreamLoaderClient {

    59     public:

    60         static PassRefPtr<PluginStream> create(PluginStreamClient* client, Frame* frame, const ResourceRequest& request, bool sendNotification, void* notifyData, const NPPluginFuncs* functions, NPP instance, const PluginQuirkSet& quirks)

    61         {

    62             return adoptRef(new PluginStream(client, frame, request, sendNotification, notifyData, functions, instance, quirks));

    63         }

    64         virtual ~PluginStream();

    65         

    66         void start();

    67         void stop();

    68 

    69         void startStream();

    70 

    71         void setLoadManually(bool loadManually) { m_loadManually = loadManually; }

    72 

    73         void sendJavaScriptStream(const KURL& requestURL, const CString& resultString);

    74         void cancelAndDestroyStream(NPReason);

    75 

    76         static NPP ownerForStream(NPStream*);

    77 

    78         // NetscapePlugInStreamLoaderClient

    79         virtual void didReceiveResponse(NetscapePlugInStreamLoader*, const ResourceResponse&);

    80         virtual void didReceiveData(NetscapePlugInStreamLoader*, const char*, int);

    81         virtual void didFail(NetscapePlugInStreamLoader*, const ResourceError&);

    82         virtual void didFinishLoading(NetscapePlugInStreamLoader*);

    83         virtual bool wantsAllStreams() const;

    84 

    85     private:

    86         PluginStream(PluginStreamClient*, Frame*, const ResourceRequest&, bool sendNotification, void* notifyData, const NPPluginFuncs*, NPP instance, const PluginQuirkSet&);

    87 

    88         void deliverData();

    89         void destroyStream(NPReason);

    90         void destroyStream();

    91 

    92         ResourceRequest m_resourceRequest;

    93         ResourceResponse m_resourceResponse;

    94 

    95         PluginStreamClient* m_client;

    96         Frame* m_frame;

    97         RefPtr<NetscapePlugInStreamLoader> m_loader;

    98         void* m_notifyData;

    99         bool m_sendNotification;

   100         PluginStreamState m_streamState;

   101         bool m_loadManually;

   102 

   103         Timer<PluginStream> m_delayDeliveryTimer;

   104         void delayDeliveryTimerFired(Timer<PluginStream>*);

   105 

   106         OwnPtr< Vector<char> > m_deliveryData;

   107 

   108         PlatformFileHandle m_tempFileHandle;

   109 

   110         const NPPluginFuncs* m_pluginFuncs;

   111         NPP m_instance;

   112         uint16 m_transferMode;

   113         int32 m_offset;

   114         CString m_headers;

   115         CString m_path;

   116         NPReason m_reason;

   117         NPStream m_stream;

   118         PluginQuirkSet m_quirks;

   119     };

   120 

   121 } // namespace WebCore

   122 

   123 #endif