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fix for bug#18556 - use simple tolower() function for internal things

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This commit is contained in:
Stanislav Malyshev 2012-07-10 18:12:13 -07:00
parent d2beb0fc05
commit 582514d4c7
2 changed files with 89 additions and 9 deletions
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92
Zend/zend_operators.c
View File

@ -42,6 +42,43 @@ static _locale_t current_locale = NULL;
#define TYPE_PAIR(t1,t2) (((t1) << 4) | (t2))
static unsigned char tolower_map[256] = {
0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,
0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
0x40,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,
0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x5b,0x5c,0x5d,0x5e,0x5f,
0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,
0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b,0x7c,0x7d,0x7e,0x7f,
0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9,0xca,0xcb,0xcc,0xcd,0xce,0xcf,
0xd0,0xd1,0xd2,0xd3,0xd4,0xd5,0xd6,0xd7,0xd8,0xd9,0xda,0xdb,0xdc,0xdd,0xde,0xdf,
0xe0,0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8,0xe9,0xea,0xeb,0xec,0xed,0xee,0xef,
0xf0,0xf1,0xf2,0xf3,0xf4,0xf5,0xf6,0xf7,0xf8,0xf9,0xfa,0xfb,0xfc,0xfd,0xfe,0xff
};
#define zend_tolower_ascii(c) (tolower_map[(c)])
/**
* Functions using locale lowercase:
zend_binary_strncasecmp_l
zend_binary_strcasecmp_l
zend_binary_zval_strcasecmp
zend_binary_zval_strncasecmp
string_compare_function_ex
string_case_compare_function
* Functions using ascii lowercase:
zend_str_tolower_copy
zend_str_tolower_dup
zend_str_tolower
zend_binary_strcasecmp
zend_binary_strncasecmp
*/
ZEND_API int zend_atoi(const char *str, int str_len) /* {{{ */
{
int retval;
@ -1908,7 +1945,7 @@ ZEND_API char *zend_str_tolower_copy(char *dest, const char *source, unsigned in
register unsigned char *end = str + length;
while (str < end) {
*result++ = zend_tolower((int)*str++);
*result++ = zend_tolower_ascii((int)*str++);
}
*result = '\0';
@ -1928,7 +1965,7 @@ ZEND_API void zend_str_tolower(char *str, unsigned int length) /* {{{ */
register unsigned char *end = p + length;
while (p < end) {
*p = zend_tolower((int)*p);
*p = zend_tolower_ascii((int)*p);
p++;
}
}
@ -1975,6 +2012,49 @@ ZEND_API int zend_binary_strcasecmp(const char *s1, uint len1, const char *s2, u
return 0;
}
len = MIN(len1, len2);
while (len--) {
c1 = zend_tolower_ascii((int)*(unsigned char *)s1++);
c2 = zend_tolower_ascii((int)*(unsigned char *)s2++);
if (c1 != c2) {
return c1 - c2;
}
}
return len1 - len2;
}
/* }}} */
ZEND_API int zend_binary_strncasecmp(const char *s1, uint len1, const char *s2, uint len2, uint length) /* {{{ */
{
int len;
int c1, c2;
if (s1 == s2) {
return 0;
}
len = MIN(length, MIN(len1, len2));
while (len--) {
c1 = zend_tolower_ascii((int)*(unsigned char *)s1++);
c2 = zend_tolower_ascii((int)*(unsigned char *)s2++);
if (c1 != c2) {
return c1 - c2;
}
}
return MIN(length, len1) - MIN(length, len2);
}
/* }}} */
ZEND_API int zend_binary_strcasecmp_l(const char *s1, uint len1, const char *s2, uint len2) /* {{{ */
{
int len;
int c1, c2;
if (s1 == s2) {
return 0;
}
len = MIN(len1, len2);
while (len--) {
c1 = zend_tolower((int)*(unsigned char *)s1++);
@ -1988,7 +2068,7 @@ ZEND_API int zend_binary_strcasecmp(const char *s1, uint len1, const char *s2, u
}
/* }}} */
ZEND_API int zend_binary_strncasecmp(const char *s1, uint len1, const char *s2, uint len2, uint length) /* {{{ */
ZEND_API int zend_binary_strncasecmp_l(const char *s1, uint len1, const char *s2, uint len2, uint length) /* {{{ */
{
int len;
int c1, c2;
@ -2023,13 +2103,13 @@ ZEND_API int zend_binary_zval_strncmp(zval *s1, zval *s2, zval *s3) /* {{{ */
ZEND_API int zend_binary_zval_strcasecmp(zval *s1, zval *s2) /* {{{ */
{
return zend_binary_strcasecmp(Z_STRVAL_P(s1), Z_STRLEN_P(s1), Z_STRVAL_P(s2), Z_STRLEN_P(s2));
return zend_binary_strcasecmp_l(Z_STRVAL_P(s1), Z_STRLEN_P(s1), Z_STRVAL_P(s2), Z_STRLEN_P(s2));
}
/* }}} */
ZEND_API int zend_binary_zval_strncasecmp(zval *s1, zval *s2, zval *s3) /* {{{ */
{
return zend_binary_strncasecmp(Z_STRVAL_P(s1), Z_STRLEN_P(s1), Z_STRVAL_P(s2), Z_STRLEN_P(s2), Z_LVAL_P(s3));
return zend_binary_strncasecmp_l(Z_STRVAL_P(s1), Z_STRLEN_P(s1), Z_STRVAL_P(s2), Z_STRLEN_P(s2), Z_LVAL_P(s3));
}
/* }}} */
@ -2064,7 +2144,7 @@ ZEND_API void zendi_smart_strcmp(zval *result, zval *s1, zval *s2) /* {{{ */
} else if (ret2!=IS_DOUBLE) {
if (oflow1) {
ZVAL_LONG(result, oflow1);
return;
return;
}
dval2 = (double) lval2;
} else if (dval1 == dval2 && !zend_finite(dval1)) {

6
ext/standard/string.c
View File

@ -13,7 +13,7 @@
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Rasmus Lerdorf <rasmus@php.net> |
| Stig Sæther Bakken <ssb@php.net> |
| Stig S<EFBFBD>ther Bakken <ssb@php.net> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
@ -132,7 +132,7 @@ static char *php_bin2hex(const unsigned char *old, const size_t oldlen, size_t *
size_t i, j;
result = (unsigned char *) safe_emalloc(oldlen, 2 * sizeof(char), 1);
for (i = j = 0; i < oldlen; i++) {
result[j++] = hexconvtab[old[i] >> 4];
result[j++] = hexconvtab[old[i] & 15];
@ -5376,7 +5376,7 @@ PHP_FUNCTION(substr_compare)
if (!cs) {
RETURN_LONG(zend_binary_strncmp(s1 + offset, (s1_len - offset), s2, s2_len, cmp_len));
} else {
RETURN_LONG(zend_binary_strncasecmp(s1 + offset, (s1_len - offset), s2, s2_len, cmp_len));
RETURN_LONG(zend_binary_strncasecmp_l(s1 + offset, (s1_len - offset), s2, s2_len, cmp_len));
}
}
/* }}} */