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      1 /*
      2  * Copyright (C) 2008 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. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #if USE(PLUGIN_HOST_PROCESS)
     27 
     28 #ifndef HostedNetscapePluginStream_h
     29 #define HostedNetscapePluginStream_h
     30 
     31 #include <WebCore/NetscapePlugInStreamLoader.h>
     32 #include <WebKit/npapi.h>
     33 #include <wtf/PassRefPtr.h>
     34 #include <wtf/RefCounted.h>
     35 #include <wtf/RefPtr.h>
     36 #include <wtf/RetainPtr.h>
     37 
     38 namespace WebCore {
     39     class FrameLoader;
     40     class NetscapePlugInStreamLoader;
     41 }
     42 
     43 namespace WebKit {
     44 
     45 class NetscapePluginInstanceProxy;
     46 
     47 class HostedNetscapePluginStream : public RefCounted<HostedNetscapePluginStream>
     48                                  , private WebCore::NetscapePlugInStreamLoaderClient {
     49 public:
     50     static PassRefPtr<HostedNetscapePluginStream> create(NetscapePluginInstanceProxy* instance, uint32_t streamID, NSURLRequest *request)
     51     {
     52         return adoptRef(new HostedNetscapePluginStream(instance, streamID, request));
     53     }
     54     static PassRefPtr<HostedNetscapePluginStream> create(NetscapePluginInstanceProxy* instance, WebCore::FrameLoader* frameLoader)
     55     {
     56         return adoptRef(new HostedNetscapePluginStream(instance, frameLoader));
     57     }
     58 
     59     ~HostedNetscapePluginStream();
     60 
     61     uint32_t streamID() const { return m_streamID; }
     62 
     63     void startStreamWithResponse(NSURLResponse *response);
     64     void didReceiveData(WebCore::NetscapePlugInStreamLoader*, const char* bytes, int length);
     65     void didFinishLoading(WebCore::NetscapePlugInStreamLoader*);
     66     void didFail(WebCore::NetscapePlugInStreamLoader*, const WebCore::ResourceError&);
     67 
     68     void start();
     69     void stop();
     70 
     71     void cancelLoad(NPReason reason);
     72 
     73     static NPReason reasonForError(NSError* error);
     74 
     75 private:
     76     NSError *errorForReason(NPReason) const;
     77     void cancelLoad(NSError *);
     78 
     79     HostedNetscapePluginStream(NetscapePluginInstanceProxy*, uint32_t streamID, NSURLRequest *);
     80     HostedNetscapePluginStream(NetscapePluginInstanceProxy*, WebCore::FrameLoader*);
     81 
     82     void startStream(NSURL *, long long expectedContentLength, NSDate *lastModifiedDate, NSString *mimeType, NSData *headers);
     83 
     84     NSError *pluginCancelledConnectionError() const;
     85 
     86     // NetscapePlugInStreamLoaderClient methods.
     87     void didReceiveResponse(WebCore::NetscapePlugInStreamLoader*, const WebCore::ResourceResponse&);
     88     bool wantsAllStreams() const;
     89 
     90     RefPtr<NetscapePluginInstanceProxy> m_instance;
     91     uint32_t m_streamID;
     92     bool m_isTerminated;
     93     RetainPtr<NSMutableURLRequest> m_request;
     94 
     95     RetainPtr<NSURL> m_requestURL;
     96     RetainPtr<NSURL> m_responseURL;
     97     RetainPtr<NSString> m_mimeType;
     98 
     99     WebCore::FrameLoader* m_frameLoader;
    100     RefPtr<WebCore::NetscapePlugInStreamLoader> m_loader;
    101 };
    102 
    103 }
    104 
    105 #endif // HostedNetscapePluginStream_h
    106 #endif // USE(PLUGIN_HOST_PROCESS)
    107