2 * Copyright (C) 2010 Company 100, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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.
27 #include "SharedBuffer.h"
29 #include "FileSystem.h"
34 #include <wtf/text/CString.h>
38 PassRefPtr<SharedBuffer> SharedBuffer::createWithContentsOfFile(const String& filePath)
40 if (filePath.isEmpty())
43 CString filename = fileSystemRepresentation(filePath);
44 int fd = open(filename.data(), O_RDONLY);
49 if (fstat(fd, &fileStat)) {
54 size_t bytesToRead = fileStat.st_size;
55 if (bytesToRead != fileStat.st_size) {
60 Vector<char> buffer(bytesToRead);
62 size_t totalBytesRead = 0;
64 while ((bytesRead = read(fd, buffer.data() + totalBytesRead, bytesToRead - totalBytesRead)) > 0)
65 totalBytesRead += bytesRead;
69 return totalBytesRead == bytesToRead ? SharedBuffer::adoptVector(buffer) : 0;
72 } // namespace WebCore