blob: 3b9aa06444544f980e580471271489c1ef5560c4 (
plain)
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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
|
/* Generated by re2c 1.0.3 */
#line 1 "ext/phar/phar_path_check.re"
/*
+----------------------------------------------------------------------+
| phar php single-file executable PHP extension |
+----------------------------------------------------------------------+
| Copyright (c) 2007-2018 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
#include "phar_internal.h"
phar_path_check_result phar_path_check(char **s, size_t *len, const char **error)
{
const unsigned char *p = (const unsigned char*)*s;
const unsigned char *m;
if (*len == 1 && *p == '.') {
*error = "current directory reference";
return pcr_err_curr_dir;
} else if (*len == 2 && p[0] == '.' && p[1] == '.') {
*error = "upper directory reference";
return pcr_err_up_dir;
}
#define YYCTYPE unsigned char
#define YYCURSOR p
#define YYLIMIT p+*len
#define YYMARKER m
#define YYFILL(n)
loop:
#line 47 "ext/phar/phar_path_check.c"
{
YYCTYPE yych;
unsigned int yyaccept = 0;
if ((YYLIMIT - YYCURSOR) < 4) YYFILL(4);
yych = *YYCURSOR;
if (yych <= '[') {
if (yych <= ')') {
if (yych <= '\f') {
if (yych >= 0x01) goto yy4;
} else {
if (yych <= '\r') goto yy6;
if (yych <= 0x19) goto yy4;
goto yy7;
}
} else {
if (yych <= '/') {
if (yych <= '*') goto yy9;
if (yych <= '.') goto yy7;
goto yy11;
} else {
if (yych == '?') goto yy12;
goto yy7;
}
}
} else {
if (yych <= 0xEC) {
if (yych <= 0xC1) {
if (yych <= '\\') goto yy14;
if (yych <= 0x7F) goto yy7;
goto yy4;
} else {
if (yych <= 0xDF) goto yy16;
if (yych <= 0xE0) goto yy17;
goto yy18;
}
} else {
if (yych <= 0xF0) {
if (yych <= 0xED) goto yy19;
if (yych <= 0xEF) goto yy18;
goto yy20;
} else {
if (yych <= 0xF3) goto yy21;
if (yych <= 0xF4) goto yy22;
goto yy4;
}
}
}
++YYCURSOR;
#line 93 "ext/phar/phar_path_check.re"
{
if (**s == '/') {
(*s)++;
(*len)--;
}
if ((p - (const unsigned char*)*s) - 1 != *len)
{
*error ="illegal character";
return pcr_err_illegal_char;
}
*error = NULL;
return pcr_is_ok;
}
#line 110 "ext/phar/phar_path_check.c"
yy4:
++YYCURSOR;
yy5:
#line 106 "ext/phar/phar_path_check.re"
{
*error ="illegal character";
return pcr_err_illegal_char;
}
#line 119 "ext/phar/phar_path_check.c"
yy6:
yych = *++YYCURSOR;
if (yych == '\n') goto yy4;
goto yy5;
yy7:
++YYCURSOR;
yy8:
#line 90 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 131 "ext/phar/phar_path_check.c"
yy9:
++YYCURSOR;
#line 78 "ext/phar/phar_path_check.re"
{
*error = "star";
return pcr_err_star;
}
#line 139 "ext/phar/phar_path_check.c"
yy11:
yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= '-') goto yy8;
if (yych <= '.') goto yy23;
if (yych <= '/') goto yy25;
goto yy8;
yy12:
++YYCURSOR;
#line 82 "ext/phar/phar_path_check.re"
{
if (**s == '/') {
(*s)++;
}
*len = (p - (const unsigned char*)*s) -1;
*error = NULL;
return pcr_use_query;
}
#line 158 "ext/phar/phar_path_check.c"
yy14:
++YYCURSOR;
#line 74 "ext/phar/phar_path_check.re"
{
*error = "back-slash";
return pcr_err_back_slash;
}
#line 166 "ext/phar/phar_path_check.c"
yy16:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy5;
if (yych <= 0xBF) goto yy7;
goto yy5;
yy17:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x9F) goto yy5;
if (yych <= 0xBF) goto yy27;
goto yy5;
yy18:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy5;
if (yych <= 0xBF) goto yy27;
goto yy5;
yy19:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy5;
if (yych <= 0x9F) goto yy27;
goto yy5;
yy20:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x8F) goto yy5;
if (yych <= 0xBF) goto yy28;
goto yy5;
yy21:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy5;
if (yych <= 0xBF) goto yy28;
goto yy5;
yy22:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy5;
if (yych <= 0x8F) goto yy28;
goto yy5;
yy23:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy29;
if (yych <= '-') goto yy24;
if (yych <= '.') goto yy31;
if (yych <= '/') goto yy29;
yy24:
YYCURSOR = YYMARKER;
if (yyaccept == 0) {
goto yy8;
} else {
goto yy5;
}
yy25:
++YYCURSOR;
#line 62 "ext/phar/phar_path_check.re"
{
*error = "double slash";
return pcr_err_double_slash;
}
#line 228 "ext/phar/phar_path_check.c"
yy27:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy24;
if (yych <= 0xBF) goto yy7;
goto yy24;
yy28:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy24;
if (yych <= 0xBF) goto yy27;
goto yy24;
yy29:
++YYCURSOR;
#line 70 "ext/phar/phar_path_check.re"
{
*error = "current directory reference";
return pcr_err_curr_dir;
}
#line 246 "ext/phar/phar_path_check.c"
yy31:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy32;
if (yych != '/') goto yy24;
yy32:
++YYCURSOR;
#line 66 "ext/phar/phar_path_check.re"
{
*error = "upper directory reference";
return pcr_err_up_dir;
}
#line 258 "ext/phar/phar_path_check.c"
}
#line 110 "ext/phar/phar_path_check.re"
}
|
