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#include "config.h" 32 33#include "ThreadableBlobRegistry.h" 34 35#include "BlobData.h" 36#include "BlobRegistry.h" 37#include <wtf/MainThread.h> 38 39namespace WebCore { 40 41struct BlobRegistryContext { 42 BlobRegistryContext(const KURL& url, PassOwnPtr<BlobData> blobData) 43 : url(url.copy()) 44 , blobData(blobData) 45 { 46 this->blobData->detachFromCurrentThread(); 47 } 48 49 BlobRegistryContext(const KURL& url, const KURL& srcURL) 50 : url(url.copy()) 51 , srcURL(srcURL.copy()) 52 { 53 } 54 55 BlobRegistryContext(const KURL& url) 56 : url(url.copy()) 57 { 58 } 59 60 KURL url; 61 KURL srcURL; 62 OwnPtr<BlobData> blobData; 63}; 64 65#if ENABLE(BLOB) 66 67static void registerBlobURLTask(void* context) 68{ 69 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context)); 70 blobRegistry().registerBlobURL(blobRegistryContext->url, blobRegistryContext->blobData.release()); 71} 72 73void ThreadableBlobRegistry::registerBlobURL(const KURL& url, PassOwnPtr<BlobData> blobData) 74{ 75 if (isMainThread()) 76 blobRegistry().registerBlobURL(url, blobData); 77 else { 78 OwnPtr<BlobRegistryContext> context = adoptPtr(new BlobRegistryContext(url, blobData)); 79 callOnMainThread(®isterBlobURLTask, context.leakPtr()); 80 } 81} 82 83static void registerBlobURLFromTask(void* context) 84{ 85 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context)); 86 blobRegistry().registerBlobURL(blobRegistryContext->url, blobRegistryContext->srcURL); 87} 88 89void ThreadableBlobRegistry::registerBlobURL(const KURL& url, const KURL& srcURL) 90{ 91 if (isMainThread()) 92 blobRegistry().registerBlobURL(url, srcURL); 93 else { 94 OwnPtr<BlobRegistryContext> context = adoptPtr(new BlobRegistryContext(url, srcURL)); 95 callOnMainThread(®isterBlobURLFromTask, context.leakPtr()); 96 } 97} 98 99static void unregisterBlobURLTask(void* context) 100{ 101 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context)); 102 blobRegistry().unregisterBlobURL(blobRegistryContext->url); 103} 104 105void ThreadableBlobRegistry::unregisterBlobURL(const KURL& url) 106{ 107 if (isMainThread()) 108 blobRegistry().unregisterBlobURL(url); 109 else { 110 OwnPtr<BlobRegistryContext> context = adoptPtr(new BlobRegistryContext(url)); 111 callOnMainThread(&unregisterBlobURLTask, context.leakPtr()); 112 } 113} 114 115#else 116 117void ThreadableBlobRegistry::registerBlobURL(const KURL&, PassOwnPtr<BlobData>) 118{ 119} 120 121void ThreadableBlobRegistry::registerBlobURL(const KURL&, const KURL&) 122{ 123} 124 125void ThreadableBlobRegistry::unregisterBlobURL(const KURL&) 126{ 127} 128#endif // ENABL(BLOB) 129 130} // namespace WebCore 131