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      1 /*
      2  * Copyright (C) 2011 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 WebMediaCacheManagerProxy_h
     27 #define WebMediaCacheManagerProxy_h
     28 
     29 #include "APIObject.h"
     30 #include "GenericCallback.h"
     31 #include "ImmutableArray.h"
     32 
     33 #include <wtf/PassRefPtr.h>
     34 #include <wtf/RefPtr.h>
     35 #include <wtf/Vector.h>
     36 
     37 namespace CoreIPC {
     38     class ArgumentDecoder;
     39     class Connection;
     40     class MessageID;
     41 }
     42 
     43 namespace WebKit {
     44 
     45 class WebContext;
     46 class WebProcessProxy;
     47 
     48 typedef GenericCallback<WKArrayRef> ArrayCallback;
     49 
     50 class WebMediaCacheManagerProxy : public APIObject {
     51 public:
     52     static const Type APIType = TypeMediaCacheManager;
     53 
     54     static PassRefPtr<WebMediaCacheManagerProxy> create(WebContext*);
     55     virtual ~WebMediaCacheManagerProxy();
     56 
     57     void invalidate();
     58     void clearContext() { m_webContext = 0; }
     59 
     60     void getHostnamesWithMediaCache(PassRefPtr<ArrayCallback>);
     61     void clearCacheForHostname(const String&);
     62     void clearCacheForAllHostnames();
     63 
     64     void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
     65 
     66     bool shouldTerminate(WebProcessProxy*) const;
     67 
     68 private:
     69     WebMediaCacheManagerProxy(WebContext*);
     70 
     71     virtual Type type() const { return APIType; }
     72 
     73     void didGetHostnamesWithMediaCache(const Vector<String>&, uint64_t callbackID);
     74 
     75     void didReceiveWebMediaCacheManagerProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
     76 
     77     WebContext* m_webContext;
     78     HashMap<uint64_t, RefPtr<ArrayCallback> > m_arrayCallbacks;
     79 };
     80 
     81 } // namespace WebKit
     82 
     83 #endif // WebMediaCacheManagerProxy_h
     84