1/*
2 * Copyright (C) 2012 Apple 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
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 INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "StringReference.h"
28
29#include "DataReference.h"
30#include "Decoder.h"
31#include "Encoder.h"
32#include <wtf/Hasher.h>
33#include <wtf/text/CString.h>
34
35namespace IPC {
36
37CString StringReference::toString() const
38{
39 return WTF::CString(m_data, m_size);
40}
41
42void StringReference::encode(Encoder& encoder) const
43{
44 encoder << DataReference(reinterpret_cast<const uint8_t*>(m_data), m_size);
45}
46
47bool StringReference::decode(Decoder& decoder, StringReference& result)
48{
49 DataReference dataReference;
50 if (!decoder.decode(dataReference))
51 return false;
52
53 result.m_data = reinterpret_cast<const char*>(dataReference.data());
54 result.m_size = dataReference.size();
55
56 return true;
57}
58
59unsigned StringReference::Hash::hash(const StringReference& a)
60{
61 return StringHasher::computeHash(reinterpret_cast<const unsigned char*>(a.data()), a.size());
62}
63
64} // namespace IPC
65