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Avoid unnecessary string refcounting in ext/dom (#17889)

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Niels Dossche 2025-02-23 00:23:22 +01:00 • committed by GitHub
parent 618190127e
commit 1eacd4aea0
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GPG key ID: B5690EEEBB952194
3 changed files with 12 additions and 14 deletions
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11
ext/dom/document.c
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@ -194,13 +194,12 @@ zend_result dom_document_version_write(dom_object *obj, zval *newval)
{
DOM_PROP_NODE(xmlDocPtr, docp, obj);
/* Cannot fail because the type is either null or a string. */
zend_string *str = zval_get_string(newval);
/* Type is ?string */
zend_string *str = Z_TYPE_P(newval) == IS_NULL ? ZSTR_EMPTY_ALLOC() : Z_STR_P(newval);
if (php_dom_follow_spec_intern(obj)) {
if (!zend_string_equals_literal(str, "1.0") && !zend_string_equals_literal(str, "1.1")) {
zend_value_error("Invalid XML version");
zend_string_release_ex(str, 0);
return FAILURE;
}
}
@ -211,7 +210,6 @@ zend_result dom_document_version_write(dom_object *obj, zval *newval)
docp->version = xmlStrdup((const xmlChar *) ZSTR_VAL(str));
zend_string_release_ex(str, 0);
return SUCCESS;
}
@ -394,8 +392,8 @@ zend_result dom_document_document_uri_write(dom_object *obj, zval *newval)
{
DOM_PROP_NODE(xmlDocPtr, docp, obj);
/* Cannot fail because the type is either null or a string. */
zend_string *str = zval_get_string(newval);
/* Type is ?string */
zend_string *str = Z_TYPE_P(newval) == IS_NULL ? ZSTR_EMPTY_ALLOC() : Z_STR_P(newval);
if (docp->URL != NULL) {
xmlFree(BAD_CAST docp->URL);
@ -403,7 +401,6 @@ zend_result dom_document_document_uri_write(dom_object *obj, zval *newval)
docp->URL = xmlStrdup((const xmlChar *) ZSTR_VAL(str));
zend_string_release_ex(str, 0);
return SUCCESS;
}

5
ext/dom/node.c
View file

@ -185,8 +185,8 @@ zend_result dom_node_node_value_write(dom_object *obj, zval *newval)
{
DOM_PROP_NODE(xmlNodePtr, nodep, obj);
/* Cannot fail because the type is either null or a string. */
zend_string *str = zval_get_string(newval);
/* Type is ?string */
zend_string *str = Z_TYPE_P(newval) == IS_NULL ? ZSTR_EMPTY_ALLOC() : Z_STR_P(newval);
/* Access to Element node is implemented as a convenience method */
switch (nodep->type) {
@ -213,7 +213,6 @@ zend_result dom_node_node_value_write(dom_object *obj, zval *newval)
php_libxml_invalidate_node_list_cache(obj->document);
zend_string_release_ex(str, 0);
return SUCCESS;
}

10
ext/dom/xpath_callbacks.c
View file

@ -206,13 +206,14 @@ static zend_result php_dom_xpath_callback_ns_update_method_handler(
ZVAL_PTR(&registered_value, fcc);
if (!key) {
zend_string *str = zval_try_get_string(entry);
zend_string *tmp_str;
zend_string *str = zval_try_get_tmp_string(entry, &tmp_str);
if (str && php_dom_xpath_is_callback_name_valid_and_throw(str, name_validation, true)) {
zend_hash_update(&ns->functions, str, &registered_value);
if (register_func) {
register_func(ctxt, namespace, str);
}
zend_string_release_ex(str, false);
zend_tmp_string_release(tmp_str);
} else {
zend_fcc_dtor(fcc);
efree(fcc);
@ -445,9 +446,10 @@ static zend_result php_dom_xpath_callback_dispatch(php_dom_xpath_callbacks *xpat
zval_ptr_dtor(&callback_retval);
return FAILURE;
} else {
zend_string *str = zval_get_string(&callback_retval);
zend_string *tmp_str;
zend_string *str = zval_get_tmp_string(&callback_retval, &tmp_str);
valuePush(ctxt, xmlXPathNewString(BAD_CAST ZSTR_VAL(str)));
zend_string_release_ex(str, 0);
zend_tmp_string_release(tmp_str);
}
zval_ptr_dtor(&callback_retval);
}