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
39 namespace WebCore {
40
41 struct BlobRegistryContext {
BlobRegistryContextWebCore::BlobRegistryContext42 BlobRegistryContext(const KURL& url, PassOwnPtr<BlobData> blobData)
43 : url(url.copy())
44 , blobData(blobData)
45 {
46 this->blobData->detachFromCurrentThread();
47 }
48
BlobRegistryContextWebCore::BlobRegistryContext49 BlobRegistryContext(const KURL& url, const KURL& srcURL)
50 : url(url.copy())
51 , srcURL(srcURL.copy())
52 {
53 }
54
BlobRegistryContextWebCore::BlobRegistryContext55 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
registerBlobURLTask(void * context)67 static void registerBlobURLTask(void* context)
68 {
69 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context));
70 blobRegistry().registerBlobURL(blobRegistryContext->url, blobRegistryContext->blobData.release());
71 }
72
registerBlobURL(const KURL & url,PassOwnPtr<BlobData> blobData)73 void 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
registerBlobURLFromTask(void * context)83 static void registerBlobURLFromTask(void* context)
84 {
85 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context));
86 blobRegistry().registerBlobURL(blobRegistryContext->url, blobRegistryContext->srcURL);
87 }
88
registerBlobURL(const KURL & url,const KURL & srcURL)89 void 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
unregisterBlobURLTask(void * context)99 static void unregisterBlobURLTask(void* context)
100 {
101 OwnPtr<BlobRegistryContext> blobRegistryContext = adoptPtr(static_cast<BlobRegistryContext*>(context));
102 blobRegistry().unregisterBlobURL(blobRegistryContext->url);
103 }
104
unregisterBlobURL(const KURL & url)105 void 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
registerBlobURL(const KURL &,PassOwnPtr<BlobData>)117 void ThreadableBlobRegistry::registerBlobURL(const KURL&, PassOwnPtr<BlobData>)
118 {
119 }
120
registerBlobURL(const KURL &,const KURL &)121 void ThreadableBlobRegistry::registerBlobURL(const KURL&, const KURL&)
122 {
123 }
124
unregisterBlobURL(const KURL &)125 void ThreadableBlobRegistry::unregisterBlobURL(const KURL&)
126 {
127 }
128 #endif // ENABL(BLOB)
129
130 } // namespace WebCore
131