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      1 /*
      2  * Copyright (C) 2008 Holger Hans Peter Freyther
      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 COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "SharedBuffer.h"
     28 
     29 #include <QFile>
     30 
     31 namespace WebCore {
     32 
     33 PassRefPtr<SharedBuffer> SharedBuffer::createWithContentsOfFile(const String& fileName)
     34 {
     35     if (fileName.isEmpty())
     36         return 0;
     37 
     38     QFile file(fileName);
     39     if (!file.exists() || !file.open(QFile::ReadOnly))
     40         return 0;
     41 
     42 
     43     RefPtr<SharedBuffer> result = SharedBuffer::create();
     44     result->m_buffer.resize(file.size());
     45     if (result->m_buffer.size() != file.size())
     46         return 0;
     47 
     48     result->m_size = result->m_buffer.size();
     49 
     50     file.read(result->m_buffer.data(), result->m_buffer.size());
     51     return result.release();
     52 }
     53 
     54 }
     55