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
|
/*
+----------------------------------------------------------------------+
| Copyright (c) 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: |
| 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. |
+----------------------------------------------------------------------+
| Author: Pierre A. Joye <pierre@php.net> |
| Gustavo Lopes <cataphract@php.net> |
+----------------------------------------------------------------------+
*/
/* {{{ includes */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <php.h>
#include <unicode/uidna.h>
#include <unicode/ustring.h>
#include "idn.h"
#include "intl_error.h"
/* }}} */
enum {
INTL_IDN_TO_ASCII = 0,
INTL_IDN_TO_UTF8
};
/* like INTL_CHECK_STATUS, but as a function and varying the name of the func */
static zend_result php_intl_idn_check_status(UErrorCode err, const char *msg)
{
intl_error_set_code(NULL, err);
if (U_FAILURE(err)) {
char *buff;
spprintf(&buff, 0, "%s: %s",
get_active_function_name(),
msg);
intl_error_set_custom_msg(NULL, buff, 1);
efree(buff);
return FAILURE;
}
return SUCCESS;
}
static void php_intl_idn_to_46(INTERNAL_FUNCTION_PARAMETERS,
const zend_string *domain, uint32_t option, int mode, zval *idna_info)
{
UErrorCode status = U_ZERO_ERROR;
UIDNA *uts46;
int32_t len;
zend_string *buffer;
UIDNAInfo info = UIDNA_INFO_INITIALIZER;
uts46 = uidna_openUTS46(option, &status);
if (php_intl_idn_check_status(status, "failed to open UIDNA instance") == FAILURE) {
RETURN_FALSE;
}
if (mode == INTL_IDN_TO_ASCII) {
const int32_t buffer_capac = 255;
buffer = zend_string_alloc(buffer_capac, 0);
len = uidna_nameToASCII_UTF8(uts46, ZSTR_VAL(domain), ZSTR_LEN(domain),
ZSTR_VAL(buffer), buffer_capac, &info, &status);
if (len >= buffer_capac || php_intl_idn_check_status(status, "failed to convert name") == FAILURE) {
uidna_close(uts46);
zend_string_efree(buffer);
RETURN_FALSE;
}
} else {
const int32_t buffer_capac = 252*4;
buffer = zend_string_alloc(buffer_capac, 0);
len = uidna_nameToUnicodeUTF8(uts46, ZSTR_VAL(domain), ZSTR_LEN(domain),
ZSTR_VAL(buffer), buffer_capac, &info, &status);
if (len >= buffer_capac || php_intl_idn_check_status(status, "failed to convert name") == FAILURE) {
uidna_close(uts46);
zend_string_efree(buffer);
RETURN_FALSE;
}
}
ZSTR_VAL(buffer)[len] = '\0';
ZSTR_LEN(buffer) = len;
if (info.errors == 0) {
RETVAL_STR_COPY(buffer);
} else {
RETVAL_FALSE;
}
if (idna_info) {
add_assoc_str_ex(idna_info, "result", sizeof("result")-1, zend_string_copy(buffer));
add_assoc_bool_ex(idna_info, "isTransitionalDifferent",
sizeof("isTransitionalDifferent")-1, info.isTransitionalDifferent);
add_assoc_long_ex(idna_info, "errors", sizeof("errors")-1, (zend_long)info.errors);
}
zend_string_release(buffer);
uidna_close(uts46);
}
static void php_intl_idn_handoff(INTERNAL_FUNCTION_PARAMETERS, int mode)
{
zend_string *domain;
zend_long option = UIDNA_DEFAULT,
variant = INTL_IDN_VARIANT_UTS46;
zval *idna_info = NULL;
intl_error_reset(NULL);
ZEND_PARSE_PARAMETERS_START(1, 4)
Z_PARAM_STR(domain)
Z_PARAM_OPTIONAL
Z_PARAM_LONG(option)
Z_PARAM_LONG(variant)
Z_PARAM_ZVAL(idna_info)
ZEND_PARSE_PARAMETERS_END();
if (ZSTR_LEN(domain) == 0) {
zend_argument_must_not_be_empty_error(1);
RETURN_THROWS();
}
if (ZSTR_LEN(domain) > INT32_MAX - 1) {
zend_argument_value_error(1, "must be less than " PRId32 " bytes", INT32_MAX);
RETURN_THROWS();
}
if (variant != INTL_IDN_VARIANT_UTS46) {
zend_argument_value_error(2, "must be INTL_IDNA_VARIANT_UTS46");
RETURN_THROWS();
}
/* don't check options; it wasn't checked before */
if (idna_info != NULL) {
idna_info = zend_try_array_init(idna_info);
if (!idna_info) {
RETURN_THROWS();
}
}
php_intl_idn_to_46(INTERNAL_FUNCTION_PARAM_PASSTHRU, domain, (uint32_t)option, mode, idna_info);
}
/* {{{ Converts an Unicode domain to ASCII representation, as defined in the IDNA RFC */
PHP_FUNCTION(idn_to_ascii)
{
php_intl_idn_handoff(INTERNAL_FUNCTION_PARAM_PASSTHRU, INTL_IDN_TO_ASCII);
}
/* }}} */
/* {{{ Converts an ASCII representation of the domain to Unicode (UTF-8), as defined in the IDNA RFC */
PHP_FUNCTION(idn_to_utf8)
{
php_intl_idn_handoff(INTERNAL_FUNCTION_PARAM_PASSTHRU, INTL_IDN_TO_UTF8);
}
/* }}} */
|
