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      1 /*
      2  * Copyright (C) 2010 Google 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 are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef BlobRegistry_h
     32 #define BlobRegistry_h
     33 
     34 #include "platform/PlatformExport.h"
     35 #include "wtf/Forward.h"
     36 #include "wtf/PassOwnPtr.h"
     37 #include "wtf/PassRefPtr.h"
     38 
     39 namespace WebCore {
     40 
     41 class BlobData;
     42 class BlobDataHandle;
     43 class KURL;
     44 class RawData;
     45 class SecurityOrigin;
     46 
     47 // A bridging class for calling blink::WebBlobRegistry methods.
     48 class PLATFORM_EXPORT BlobRegistry {
     49 public:
     50     // Methods for controlling Blobs.
     51     static void registerBlobData(const String& uuid, PassOwnPtr<BlobData>);
     52     static void addBlobDataRef(const String& uuid);
     53     static void removeBlobDataRef(const String& uuid);
     54     static void registerPublicBlobURL(SecurityOrigin*, const KURL&, PassRefPtr<BlobDataHandle>);
     55     static void revokePublicBlobURL(const KURL&);
     56 
     57     // Methods for controlling Streams.
     58     static void registerStreamURL(const KURL&, const String&);
     59     static void registerStreamURL(SecurityOrigin*, const KURL&, const KURL& srcURL);
     60     static void addDataToStream(const KURL&, PassRefPtr<RawData>);
     61     static void finalizeStream(const KURL&);
     62     static void abortStream(const KURL&);
     63     static void unregisterStreamURL(const KURL&);
     64 };
     65 
     66 } // namespace WebCore
     67 
     68 #endif // BlobRegistry_h
     69