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
|
/*
+----------------------------------------------------------------------+
| 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: |
| https://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: Scott MacVicar <scottmac@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "php_intl.h"
#include "intl_convert.h"
#include "spoofchecker_class.h"
/* {{{ Checks if a given text contains any suspicious characters */
PHP_METHOD(Spoofchecker, isSuspicious)
{
int32_t ret, errmask;
zend_string *text;
zval *error_code = NULL;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 2)
Z_PARAM_STR(text)
Z_PARAM_OPTIONAL
Z_PARAM_ZVAL(error_code)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
#if U_ICU_VERSION_MAJOR_NUM >= 58
ret = uspoof_check2UTF8(co->uspoof, ZSTR_VAL(text), ZSTR_LEN(text), co->uspoofres, SPOOFCHECKER_ERROR_CODE_P(co));
#else
ret = uspoof_checkUTF8(co->uspoof, ZSTR_VAL(text), ZSTR_LEN(text), NULL, SPOOFCHECKER_ERROR_CODE_P(co));
#endif
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
php_error_docref(NULL, E_WARNING, "(%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
#if U_ICU_VERSION_MAJOR_NUM >= 58
errmask = uspoof_getCheckResultChecks(co->uspoofres, SPOOFCHECKER_ERROR_CODE_P(co));
if (errmask != ret) {
php_error_docref(NULL, E_WARNING, "unexpected error (%d), does not relate to the flags passed to setChecks (%d)", ret, errmask);
}
#endif
RETURN_TRUE;
}
if (error_code) {
ZEND_TRY_ASSIGN_REF_LONG(error_code, ret);
}
RETVAL_BOOL(ret != 0);
}
/* }}} */
/* {{{ Checks if a given text contains any confusable characters */
PHP_METHOD(Spoofchecker, areConfusable)
{
int ret;
zend_string *s1, *s2;
zval *error_code = NULL;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(2, 3)
Z_PARAM_STR(s1)
Z_PARAM_STR(s2)
Z_PARAM_OPTIONAL
Z_PARAM_ZVAL(error_code)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
if(ZSTR_LEN(s1) > INT32_MAX || ZSTR_LEN(s2) > INT32_MAX) {
SPOOFCHECKER_ERROR_CODE(co) = U_BUFFER_OVERFLOW_ERROR;
} else {
ret = uspoof_areConfusableUTF8(co->uspoof, ZSTR_VAL(s1), (int32_t)ZSTR_LEN(s1), ZSTR_VAL(s2), (int32_t)ZSTR_LEN(s2), SPOOFCHECKER_ERROR_CODE_P(co));
}
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
php_error_docref(NULL, E_WARNING, "(%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
RETURN_TRUE;
}
if (error_code) {
ZEND_TRY_ASSIGN_REF_LONG(error_code, ret);
}
RETVAL_BOOL(ret != 0);
}
/* }}} */
/* {{{ Locales to use when running checks */
PHP_METHOD(Spoofchecker, setAllowedLocales)
{
zend_string *locales;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_STR(locales)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
uspoof_setAllowedLocales(co->uspoof, ZSTR_VAL(locales), SPOOFCHECKER_ERROR_CODE_P(co));
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
php_error_docref(NULL, E_WARNING, "(%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
return;
}
}
/* }}} */
/* {{{ Set the checks to run */
PHP_METHOD(Spoofchecker, setChecks)
{
zend_long checks;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_LONG(checks)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
uspoof_setChecks(co->uspoof, checks, SPOOFCHECKER_ERROR_CODE_P(co));
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
php_error_docref(NULL, E_WARNING, "(%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
}
}
/* }}} */
#if U_ICU_VERSION_MAJOR_NUM >= 58
/* TODO Document this method on PHP.net */
/* {{{ Set the loosest restriction level allowed for strings. */
PHP_METHOD(Spoofchecker, setRestrictionLevel)
{
zend_long level;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_LONG(level)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
if (USPOOF_ASCII != level &&
USPOOF_SINGLE_SCRIPT_RESTRICTIVE != level &&
USPOOF_HIGHLY_RESTRICTIVE != level &&
USPOOF_MODERATELY_RESTRICTIVE != level &&
USPOOF_MINIMALLY_RESTRICTIVE != level &&
USPOOF_UNRESTRICTIVE != level) {
zend_argument_value_error(1, "must be one of Spoofchecker::ASCII, Spoofchecker::SINGLE_SCRIPT_RESTRICTIVE, "
"Spoofchecker::SINGLE_HIGHLY_RESTRICTIVE, Spoofchecker::SINGLE_MODERATELY_RESTRICTIVE, "
"Spoofchecker::SINGLE_MINIMALLY_RESTRICTIVE, or Spoofchecker::UNRESTRICTIVE");
RETURN_THROWS();
}
uspoof_setRestrictionLevel(co->uspoof, (URestrictionLevel)level);
}
/* }}} */
#endif
PHP_METHOD(Spoofchecker, setAllowedChars)
{
zend_string *pattern;
UChar *upattern = NULL;
int32_t upattern_len = 0;
zend_long pattern_option = 0;
SPOOFCHECKER_METHOD_INIT_VARS;
ZEND_PARSE_PARAMETERS_START(1, 2)
Z_PARAM_STR(pattern)
Z_PARAM_OPTIONAL
Z_PARAM_LONG(pattern_option)
ZEND_PARSE_PARAMETERS_END();
SPOOFCHECKER_METHOD_FETCH_OBJECT;
if (ZSTR_LEN(pattern) > INT32_MAX) {
zend_argument_value_error(1, "must be less than or equal to " ZEND_LONG_FMT " bytes long", INT32_MAX);
RETURN_THROWS();
}
/* uset_applyPattern requires to start with a regex range char */
if (ZSTR_VAL(pattern)[0] != '[' || ZSTR_VAL(pattern)[ZSTR_LEN(pattern) -1] != ']') {
zend_argument_value_error(1, "must be a valid regular expression character set pattern");
RETURN_THROWS();
}
intl_convert_utf8_to_utf16(&upattern, &upattern_len, ZSTR_VAL(pattern), ZSTR_LEN(pattern), SPOOFCHECKER_ERROR_CODE_P(co));
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
zend_argument_value_error(1, "string conversion to unicode encoding failed (%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
RETURN_THROWS();
}
USet *set = uset_openEmpty();
/* pattern is either USE_IGNORE_SPACE alone or in conjunction with the following flags (but mutually exclusive) */
if (pattern_option &&
pattern_option != USET_IGNORE_SPACE &&
#if U_ICU_VERSION_MAJOR_NUM >= 73
pattern_option != (USET_IGNORE_SPACE|USET_SIMPLE_CASE_INSENSITIVE) &&
#endif
pattern_option != (USET_IGNORE_SPACE|USET_CASE_INSENSITIVE) &&
pattern_option != (USET_IGNORE_SPACE|USET_ADD_CASE_MAPPINGS)) {
zend_argument_value_error(2, "must be a valid pattern option, 0 or (SpoofChecker::IGNORE_SPACE|(<none> or SpoofChecker::USET_CASE_INSENSITIVE or SpoofChecker::USET_ADD_CASE_MAPPINGS"
#if U_ICU_VERSION_MAJOR_NUM >= 73
" or SpoofChecker::USET_SIMPLE_CASE_INSENSITIVE"
#endif
"))"
);
uset_close(set);
efree(upattern);
RETURN_THROWS();
}
uset_applyPattern(set, upattern, upattern_len, (uint32_t)pattern_option, SPOOFCHECKER_ERROR_CODE_P(co));
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
zend_argument_value_error(1, "must be a valid regular expression character set pattern (%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
uset_close(set);
efree(upattern);
RETURN_THROWS();
}
uset_compact(set);
uspoof_setAllowedChars(co->uspoof, set, SPOOFCHECKER_ERROR_CODE_P(co));
uset_close(set);
efree(upattern);
if (U_FAILURE(SPOOFCHECKER_ERROR_CODE(co))) {
php_error_docref(NULL, E_WARNING, "(%d) %s", SPOOFCHECKER_ERROR_CODE(co), u_errorName(SPOOFCHECKER_ERROR_CODE(co)));
}
}
|
