1/*
2 * Copyright (C) 2008 Holger Hans Peter Freyther
3 *               2008 Kenneth Rohde Christiansen
4 *               2009-2010 ProFUSION embedded systems
5 *               2009-2010 Samsung Electronics
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
20 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
24 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "config.h"
30#include "SharedBuffer.h"
31
32#include <wtf/text/CString.h>
33#include <stdio.h>
34#include <sys/stat.h>
35#include <sys/types.h>
36#include <unistd.h>
37
38namespace WebCore {
39
40PassRefPtr<SharedBuffer> SharedBuffer::createWithContentsOfFile(const String& filePath)
41{
42    FILE* file;
43    struct stat fileStat;
44    RefPtr<SharedBuffer> result;
45
46    if (filePath.isEmpty())
47        return 0;
48
49    if (!(file = fopen(filePath.utf8().data(), "rb")))
50        return 0;
51
52    if (fstat(fileno(file), &fileStat)) {
53        fclose(file);
54        return 0;
55    }
56
57    result = SharedBuffer::create();
58    result->m_buffer.resize(fileStat.st_size);
59    if (result->m_buffer.size() != static_cast<unsigned>(fileStat.st_size)) {
60        fclose(file);
61        return 0;
62    }
63
64    fread(result->m_buffer.data(), 1, fileStat.st_size, file);
65    fclose(file);
66
67    return result.release();
68}
69
70} // namespace WebCore
71