1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/*
* Copyright (C) 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "TextEncoding.h"
#include "URL.h"
#include <wtf/Expected.h>
#include <wtf/Forward.h>
struct UIDNA;
namespace WebCore {
template<typename CharacterType> class CodePointIterator;
class URLParser {
public:
WEBCORE_EXPORT URLParser(const String&, const URL& = { }, const TextEncoding& = UTF8Encoding());
URL result() { return m_url; }
WEBCORE_EXPORT static bool allValuesEqual(const URL&, const URL&);
WEBCORE_EXPORT static bool internalValuesConsistent(const URL&);
typedef Vector<WTF::KeyValuePair<String, String>> URLEncodedForm;
WEBCORE_EXPORT static URLEncodedForm parseURLEncodedForm(StringView);
static String serialize(const URLEncodedForm&);
static const UIDNA& internationalDomainNameTranscoder();
WEBCORE_EXPORT static bool isSpecialScheme(const String& scheme);
WEBCORE_EXPORT static std::optional<String> maybeCanonicalizeScheme(const String& scheme);
private:
static std::optional<uint16_t> defaultPortForProtocol(StringView);
friend std::optional<uint16_t> defaultPortForProtocol(StringView);
URL m_url;
Vector<LChar> m_asciiBuffer;
bool m_urlIsSpecial { false };
bool m_urlIsFile { false };
bool m_hostHasPercentOrNonASCII { false };
String m_inputString;
const void* m_inputBegin { nullptr };
bool m_didSeeSyntaxViolation { false };
const static size_t defaultInlineBufferSize = 2048;
template<typename CharacterType> void parse(const CharacterType*, const unsigned length, const URL&, const TextEncoding&);
template<typename CharacterType> void parseAuthority(CodePointIterator<CharacterType>);
template<typename CharacterType> bool parseHostAndPort(CodePointIterator<CharacterType>);
template<typename CharacterType> bool parsePort(CodePointIterator<CharacterType>&);
void failure();
enum class ReportSyntaxViolation { No, Yes };
template<typename CharacterType, ReportSyntaxViolation reportSyntaxViolation = ReportSyntaxViolation::Yes>
void advance(CodePointIterator<CharacterType>& iterator) { advance<CharacterType, reportSyntaxViolation>(iterator, iterator); }
template<typename CharacterType, ReportSyntaxViolation = ReportSyntaxViolation::Yes>
void advance(CodePointIterator<CharacterType>&, const CodePointIterator<CharacterType>& iteratorForSyntaxViolationPosition);
template<typename CharacterType> bool takesTwoAdvancesUntilEnd(CodePointIterator<CharacterType>);
template<typename CharacterType> void syntaxViolation(const CodePointIterator<CharacterType>&);
template<typename CharacterType> bool isPercentEncodedDot(CodePointIterator<CharacterType>);
template<typename CharacterType> bool isWindowsDriveLetter(CodePointIterator<CharacterType>);
template<typename CharacterType> bool isSingleDotPathSegment(CodePointIterator<CharacterType>);
template<typename CharacterType> bool isDoubleDotPathSegment(CodePointIterator<CharacterType>);
template<typename CharacterType> bool shouldCopyFileURL(CodePointIterator<CharacterType>);
template<typename CharacterType> bool checkLocalhostCodePoint(CodePointIterator<CharacterType>&, UChar32);
template<typename CharacterType> bool isAtLocalhost(CodePointIterator<CharacterType>);
bool isLocalhost(StringView);
template<typename CharacterType> void consumeSingleDotPathSegment(CodePointIterator<CharacterType>&);
template<typename CharacterType> void consumeDoubleDotPathSegment(CodePointIterator<CharacterType>&);
template<typename CharacterType> void appendWindowsDriveLetter(CodePointIterator<CharacterType>&);
template<typename CharacterType> size_t currentPosition(const CodePointIterator<CharacterType>&);
template<typename UnsignedIntegerType> void appendNumberToASCIIBuffer(UnsignedIntegerType);
template<bool(*isInCodeSet)(UChar32), typename CharacterType> void utf8PercentEncode(const CodePointIterator<CharacterType>&);
template<typename CharacterType> void utf8QueryEncode(const CodePointIterator<CharacterType>&);
template<typename CharacterType> std::optional<Vector<LChar, defaultInlineBufferSize>> domainToASCII(const String&, const CodePointIterator<CharacterType>& iteratorForSyntaxViolationPosition);
template<typename CharacterType> Vector<LChar, defaultInlineBufferSize> percentDecode(const LChar*, size_t, const CodePointIterator<CharacterType>& iteratorForSyntaxViolationPosition);
static Vector<LChar, defaultInlineBufferSize> percentDecode(const LChar*, size_t);
static std::optional<String> formURLDecode(StringView input);
static bool hasForbiddenHostCodePoint(const Vector<LChar, defaultInlineBufferSize>&);
void percentEncodeByte(uint8_t);
void appendToASCIIBuffer(UChar32);
void appendToASCIIBuffer(const char*, size_t);
void appendToASCIIBuffer(const LChar* characters, size_t size) { appendToASCIIBuffer(reinterpret_cast<const char*>(characters), size); }
template<typename CharacterType> void encodeQuery(const Vector<UChar>& source, const TextEncoding&, CodePointIterator<CharacterType>);
void copyASCIIStringUntil(const String&, size_t length);
bool copyBaseWindowsDriveLetter(const URL&);
StringView parsedDataView(size_t start, size_t length);
UChar parsedDataView(size_t position);
using IPv4Address = uint32_t;
void serializeIPv4(IPv4Address);
enum class IPv4ParsingError;
enum class IPv4PieceParsingError;
template<typename CharacterTypeForSyntaxViolation, typename CharacterType> Expected<IPv4Address, IPv4ParsingError> parseIPv4Host(const CodePointIterator<CharacterTypeForSyntaxViolation>&, CodePointIterator<CharacterType>);
template<typename CharacterType> Expected<uint32_t, URLParser::IPv4PieceParsingError> parseIPv4Piece(CodePointIterator<CharacterType>&, bool& syntaxViolation);
using IPv6Address = std::array<uint16_t, 8>;
template<typename CharacterType> std::optional<IPv6Address> parseIPv6Host(CodePointIterator<CharacterType>);
template<typename CharacterType> std::optional<uint32_t> parseIPv4PieceInsideIPv6(CodePointIterator<CharacterType>&);
template<typename CharacterType> std::optional<IPv4Address> parseIPv4AddressInsideIPv6(CodePointIterator<CharacterType>);
void serializeIPv6Piece(uint16_t piece);
void serializeIPv6(IPv6Address);
enum class URLPart;
template<typename CharacterType> void copyURLPartsUntil(const URL& base, URLPart, const CodePointIterator<CharacterType>&, bool& isUTF8Encoding);
static size_t urlLengthUntilPart(const URL&, URLPart);
void popPath();
bool shouldPopPath(unsigned);
};
}
|
