1/*
2 * Copyright (C) 2016-2017 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 "TextCodecReplacement.h"
28
29#include <wtf/Function.h>
30#include <wtf/text/WTFString.h>
31#include <wtf/unicode/CharacterNames.h>
32
33namespace WebCore {
34
35void TextCodecReplacement::registerEncodingNames(EncodingNameRegistrar registrar)
36{
37 // The string 'replacement' itself is not a valid label. It is the name of
38 // a group of legacy encoding labels. Hence, it cannot be used directly.
39 // The TextEncoding class implements the above rule; here we register it normally.
40 registrar("replacement", "replacement");
41
42 registrar("csiso2022kr", "replacement");
43 registrar("hz-gb-2312", "replacement");
44 registrar("iso-2022-cn", "replacement");
45 registrar("iso-2022-cn-ext", "replacement");
46 registrar("iso-2022-kr", "replacement");
47}
48
49void TextCodecReplacement::registerCodecs(TextCodecRegistrar registrar)
50{
51 registrar("replacement", [] {
52 return std::make_unique<TextCodecReplacement>();
53 });
54}
55
56String TextCodecReplacement::decode(const char*, size_t, bool, bool, bool& sawError)
57{
58 sawError = true;
59 if (m_sentEOF)
60 return emptyString();
61 m_sentEOF = true;
62 return String { &replacementCharacter, 1 };
63}
64
65} // namespace WebCore
66