1/*
2 * Copyright (C) 2006-2017 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. ``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 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#pragma once
27
28#include <memory>
29#include <wtf/Forward.h>
30
31namespace WebCore {
32
33class TextCodec;
34class TextEncoding;
35
36// Use TextResourceDecoder::decode to decode resources, since it handles BOMs.
37// Use TextEncoding::encode to encode, since it takes care of normalization.
38WEBCORE_EXPORT std::unique_ptr<TextCodec> newTextCodec(const TextEncoding&);
39
40// Only TextEncoding should use the following functions directly.
41const char* atomicCanonicalTextEncodingName(const char* alias);
42const char* atomicCanonicalTextEncodingName(const String&);
43bool noExtendedTextEncodingNameUsed();
44bool isJapaneseEncoding(const char* canonicalEncodingName);
45bool shouldShowBackslashAsCurrencySymbolIn(const char* canonicalEncodingName);
46
47WEBCORE_EXPORT String defaultTextEncodingNameForSystemLanguage();
48
49#if PLATFORM(COCOA)
50WEBCORE_EXPORT CFStringEncoding webDefaultCFStringEncoding();
51#endif
52
53} // namespace WebCore
54