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Optimized object serialization without rebulding properties HashTable

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This commit is contained in:
Dmitry Stogov
2021-03-01 16:10:56 +03:00
parent 56afe2f230
commit fa14eedbea
1 changed files with 51 additions and 0 deletions
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51
ext/standard/var.c
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@@ -1158,6 +1158,57 @@ again:
}
incomplete_class = php_var_serialize_class_name(buf, struc);
if (Z_OBJ_P(struc)->properties == NULL
&& Z_OBJ_HT_P(struc)->get_properties_for == NULL
&& Z_OBJ_HT_P(struc)->get_properties == zend_std_get_properties) {
/* Optimized version without rebulding properties HashTable */
zend_object *obj = Z_OBJ_P(struc);
zend_class_entry *ce = obj->ce;
zend_property_info *prop_info;
zval *prop;
int i;
count = ce->default_properties_count;
for (i = 0; i < ce->default_properties_count; i++) {
prop_info = ce->properties_info_table[i];
if (!prop_info) {
count--;
continue;
}
prop = OBJ_PROP(obj, prop_info->offset);
if (Z_TYPE_P(prop) == IS_UNDEF) {
count--;
continue;
}
}
if (count) {
smart_str_append_unsigned(buf, count);
smart_str_appendl(buf, ":{", 2);
for (i = 0; i < ce->default_properties_count; i++) {
prop_info = ce->properties_info_table[i];
if (!prop_info) {
continue;
}
prop = OBJ_PROP(obj, prop_info->offset);
if (Z_TYPE_P(prop) == IS_UNDEF) {
continue;
}
php_var_serialize_string(buf, ZSTR_VAL(prop_info->name), ZSTR_LEN(prop_info->name));
if (Z_ISREF_P(prop) && Z_REFCOUNT_P(prop) == 1) {
prop = Z_REFVAL_P(prop);
}
php_var_serialize_intern(buf, prop, var_hash);
}
smart_str_appendc(buf, '}');
} else {
smart_str_appendl(buf, "0:{}", 4);
}
return;
}
myht = zend_get_properties_for(struc, ZEND_PROP_PURPOSE_SERIALIZE);
/* count after serializing name, since php_var_serialize_class_name
* changes the count if the variable is incomplete class */