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preg_replace() optimization

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This commit is contained in:
Dmitry Stogov 2017-06-07 13:50:16 +03:00
parent 5f05527393
commit 71daef93bc
5 changed files with 627 additions and 307 deletions
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18
win32/sendmail.c
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@ -134,47 +134,45 @@ static zend_string *php_win32_mail_trim_header(char *header)
#if HAVE_PCRE || HAVE_BUNDLED_PCRE
zend_string *result, *result2;
zval replace;
zend_string *replace;
zend_string *regex;
if (!header) {
return NULL;
}
ZVAL_STRINGL(&replace, PHP_WIN32_MAIL_UNIFY_REPLACE, strlen(PHP_WIN32_MAIL_UNIFY_REPLACE));
replace = zend_string_init(PHP_WIN32_MAIL_UNIFY_REPLACE, strlen(PHP_WIN32_MAIL_UNIFY_REPLACE), 0);
regex = zend_string_init(PHP_WIN32_MAIL_UNIFY_PATTERN, sizeof(PHP_WIN32_MAIL_UNIFY_PATTERN)-1, 0);
result = php_pcre_replace(regex,
NULL, header, (int)strlen(header),
&replace,
0,
replace,
-1,
NULL);
zval_ptr_dtor(&replace);
zend_string_release(replace);
zend_string_release(regex);
if (NULL == result) {
return NULL;
}
ZVAL_STRING(&replace, PHP_WIN32_MAIL_RMVDBL_PATTERN);
replace = zend_string_init(PHP_WIN32_MAIL_RMVDBL_PATTERN, strlen(PHP_WIN32_MAIL_RMVDBL_PATTERN), 0);
regex = zend_string_init(PHP_WIN32_MAIL_RMVDBL_PATTERN, sizeof(PHP_WIN32_MAIL_RMVDBL_PATTERN)-1, 0);
result2 = php_pcre_replace(regex,
result, ZSTR_VAL(result), (int)ZSTR_LEN(result),
&replace,
0,
replace,
-1,
NULL);
zval_ptr_dtor(&replace);
zend_string_release(replace);
zend_string_release(regex);
zend_string_release(result);
return result2;
#else
/* In case we don't have PCRE support (for whatever reason...) simply do nothing and return the unmodified header */
return estrdup(header);
return zend_string_init(header, strlen(header), 0);
#endif
}