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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 #include "config.h"
     32 #include "core/platform/network/BlobData.h"
     33 
     34 #include "core/fileapi/BlobRegistry.h"
     35 #include "core/fileapi/BlobURL.h"
     36 #include "wtf/OwnPtr.h"
     37 #include "wtf/PassOwnPtr.h"
     38 #include "wtf/PassRefPtr.h"
     39 #include "wtf/RefPtr.h"
     40 #include "wtf/Vector.h"
     41 
     42 namespace WebCore {
     43 
     44 const long long BlobDataItem::toEndOfFile = -1;
     45 
     46 RawData::RawData()
     47 {
     48 }
     49 
     50 void RawData::detachFromCurrentThread()
     51 {
     52 }
     53 
     54 void BlobDataItem::detachFromCurrentThread()
     55 {
     56     data->detachFromCurrentThread();
     57     path = path.isolatedCopy();
     58     url = url.copy();
     59 }
     60 
     61 PassOwnPtr<BlobData> BlobData::create()
     62 {
     63     return adoptPtr(new BlobData());
     64 }
     65 
     66 void BlobData::detachFromCurrentThread()
     67 {
     68     m_contentType = m_contentType.isolatedCopy();
     69     m_contentDisposition = m_contentDisposition.isolatedCopy();
     70     for (size_t i = 0; i < m_items.size(); ++i)
     71         m_items.at(i).detachFromCurrentThread();
     72 }
     73 
     74 void BlobData::appendData(PassRefPtr<RawData> data, long long offset, long long length)
     75 {
     76     m_items.append(BlobDataItem(data, offset, length));
     77 }
     78 
     79 void BlobData::appendFile(const String& path)
     80 {
     81     m_items.append(BlobDataItem(path));
     82 }
     83 
     84 void BlobData::appendFile(const String& path, long long offset, long long length, double expectedModificationTime)
     85 {
     86     m_items.append(BlobDataItem(path, offset, length, expectedModificationTime));
     87 }
     88 
     89 void BlobData::appendBlob(const KURL& url, long long offset, long long length)
     90 {
     91     m_items.append(BlobDataItem(url, offset, length));
     92 }
     93 
     94 void BlobData::appendURL(const KURL& url, long long offset, long long length, double expectedModificationTime)
     95 {
     96     m_items.append(BlobDataItem(url, offset, length, expectedModificationTime));
     97 }
     98 
     99 void BlobData::swapItems(BlobDataItemList& items)
    100 {
    101     m_items.swap(items);
    102 }
    103 
    104 
    105 BlobDataHandle::BlobDataHandle(PassOwnPtr<BlobData> data, long long size)
    106 {
    107     UNUSED_PARAM(size);
    108     m_internalURL = BlobURL::createInternalURL();
    109     BlobRegistry::registerBlobURL(m_internalURL, data);
    110 }
    111 
    112 BlobDataHandle::~BlobDataHandle()
    113 {
    114     BlobRegistry::unregisterBlobURL(m_internalURL);
    115 }
    116 
    117 } // namespace WebCore
    118