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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/390223051): Remove C-library calls to fix the errors.
#pragma allow_unsafe_libc_calls
#endif
// This is a copy of url/url_canon_internal.cc circa 2023. It should be used
// only by components/feedback/redaction_tool/. We need a copy because the
// components/feedback/redaction_tool source code is shared into ChromeOS and
// needs to have no dependencies outside of base/.
#include "components/feedback/redaction_tool/url_canon_internal.h"
#include <errno.h>
#include <stddef.h>
#include <stdlib.h>
#ifdef __SSE2__
#include <immintrin.h>
#elif defined(__aarch64__)
#include <arm_neon.h>
#endif
#include <cstdio>
#include <string>
#include "base/bits.h"
#include "base/numerics/safe_conversions.h"
#include "base/strings/utf_string_conversion_utils.h"
namespace redaction_internal {
// See the header file for this array's declaration.
// clang-format off
const unsigned char kSharedCharTypeTable[0x100] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x00 - 0x0f
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x10 - 0x1f
0, // 0x20 ' ' (escape spaces in queries)
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x21 !
0, // 0x22 "
0, // 0x23 # (invalid in query since it marks the ref)
CHAR_QUERY | CHAR_USERINFO, // 0x24 $
CHAR_QUERY | CHAR_USERINFO, // 0x25 %
CHAR_QUERY | CHAR_USERINFO, // 0x26 &
0, // 0x27 ' (Try to prevent XSS.)
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x28 (
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x29 )
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x2a *
CHAR_QUERY | CHAR_USERINFO, // 0x2b +
CHAR_QUERY | CHAR_USERINFO, // 0x2c ,
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x2d -
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_COMPONENT, // 0x2e .
CHAR_QUERY, // 0x2f /
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x30 0
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x31 1
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x32 2
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x33 3
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x34 4
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x35 5
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x36 6
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_OCT | CHAR_COMPONENT, // 0x37 7
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_COMPONENT, // 0x38 8
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_DEC | CHAR_COMPONENT, // 0x39 9
CHAR_QUERY, // 0x3a :
CHAR_QUERY, // 0x3b ;
0, // 0x3c < (Try to prevent certain types of XSS.)
CHAR_QUERY, // 0x3d =
0, // 0x3e > (Try to prevent certain types of XSS.)
CHAR_QUERY, // 0x3f ?
CHAR_QUERY, // 0x40 @
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x41 A
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x42 B
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x43 C
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x44 D
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x45 E
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x46 F
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x47 G
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x48 H
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x49 I
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4a J
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4b K
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4c L
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4d M
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4e N
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x4f O
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x50 P
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x51 Q
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x52 R
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x53 S
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x54 T
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x55 U
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x56 V
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x57 W
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_COMPONENT, // 0x58 X
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x59 Y
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x5a Z
CHAR_QUERY, // 0x5b [
CHAR_QUERY, // 0x5c '\'
CHAR_QUERY, // 0x5d ]
CHAR_QUERY, // 0x5e ^
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x5f _
CHAR_QUERY, // 0x60 `
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x61 a
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x62 b
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x63 c
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x64 d
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x65 e
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_HEX | CHAR_COMPONENT, // 0x66 f
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x67 g
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x68 h
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x69 i
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6a j
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6b k
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6c l
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6d m
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6e n
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x6f o
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x70 p
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x71 q
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x72 r
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x73 s
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x74 t
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x75 u
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x76 v
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x77 w
CHAR_QUERY | CHAR_USERINFO | CHAR_IPV4 | CHAR_COMPONENT, // 0x78 x
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x79 y
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x7a z
CHAR_QUERY, // 0x7b {
CHAR_QUERY, // 0x7c |
CHAR_QUERY, // 0x7d }
CHAR_QUERY | CHAR_USERINFO | CHAR_COMPONENT, // 0x7e ~
0, // 0x7f
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x80 - 0x8f
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x90 - 0x9f
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xa0 - 0xaf
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xb0 - 0xbf
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xc0 - 0xcf
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xd0 - 0xdf
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xe0 - 0xef
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0xf0 - 0xff
};
// clang-format on
#ifndef WIN32
int _itoa_s(int value, char* buffer, size_t size_in_chars, int radix) {
// Redaction Tool Modification:
// const char* cannot be passed in as a format string, so directly using
// "%d" or "%x" based on radix.
int written;
if (radix == 10) {
written = snprintf(buffer, size_in_chars, "%d", value);
} else if (radix == 16) {
written = snprintf(buffer, size_in_chars, "%x", value);
} else {
return EINVAL;
}
if (static_cast<size_t>(written) >= size_in_chars) {
// Output was truncated, or written was negative.
return EINVAL;
}
return 0;
}
#endif // !WIN32
} // namespace redaction_internal
|
