[config.w32] Warn that propro was discontinued
[m6w6/ext-propro] / src / php_propro_api.c
index d7232b36b3a4b2025360667ee07f597ac8a9abe9..631f707c3a9a77d9944c77240851a0df6ff4489e 100644 (file)
 
 #include "php_propro_api.h"
 
-#if PHP_VERSION_ID < 50500
-#undef SUCCESS
-#undef FAILURE
-typedef enum {
-       SUCCESS = 0,
-       FAILURE = -1
-} ZEND_RESULT_CODE;
-#endif
-
 #define DEBUG_PROPRO 0
 
-#if PHP_VERSION_ID < 50400
-#      define object_properties_init(o, ce) \
-       zend_hash_copy(((zend_object *) o)->properties, &(ce->default_properties), \
-                       (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval*))
+static inline php_property_proxy_object_t *get_propro(zval *object);
+static inline zval *get_proxied_value(zval *object, zval *return_value);
+static inline void set_proxied_value(zval *object, zval *value);
+
+static zval *read_dimension(zval *object, zval *offset, int type, zval *return_value);
+static ZEND_RESULT_CODE cast_obj(zval *object, zval *return_value, int type);
+static void write_dimension(zval *object, zval *offset, zval *input_value);
+
+#if DEBUG_PROPRO
+/* we do not really care about TS when debugging */
+static int level = 1;
+static const char *inoutstr[] = {"< return","=       "," > enter "};
+static const char *types[] = {
+               "UNDEF",
+               "NULL",
+               "FALSE",
+               "TRUE",
+               "int",
+               "float",
+               "string",
+               "Array",
+               "Object",
+               "resource",
+               "reference",
+               "constant",
+               "const AST",
+               "_BOOL",
+               "callable",
+               "indirect",
+               "---",
+               "pointer"
+};
+
+static const char *_type(zval *zv)
+{
+       switch (Z_TYPE_P(zv)) {
+       case IS_OBJECT:
+               if (zv->value.obj->ce == php_property_proxy_get_class_entry()) {
+                       return "PROPRO";
+               }
+               /* no break */
+       default:
+               return types[Z_TYPE_P(zv)];
+       }
+}
+
+static int _walk(php_property_proxy_object_t *obj)
+{
+       int p = 0;
+
+       if (obj) {
+               if (!Z_ISUNDEF(obj->parent)) {
+                       p += _walk(get_propro(&obj->parent));
+               }
+               if (obj->proxy) {
+                       p += fprintf(stderr, ".%s", obj->proxy->member->val);
+               }
+       }
+
+       return p;
+}
+
+static inline zval *get_container(zval *object, zval *tmp);
+static inline zval *get_container_value(zval *container, zend_string *member, zval *return_value);
+
+static void debug_propro(int inout, const char *f,
+               php_property_proxy_object_t *obj,
+               php_property_proxy_t *proxy,
+               zval *offset, zval *value)
+{
+       int width;
+       zval tmp, *container = &tmp;
+
+       if (!proxy && obj) {
+               proxy = obj->proxy;
+       }
+
+       fprintf(stderr, "#PP %14p %*c %s %s\t", proxy, level, ' ', inoutstr[inout + 1], f);
+
+       level += inout;
+
+       if (proxy) {
+               ZVAL_UNDEF(&tmp);
+               if (!obj) {
+                       container = &proxy->container;
+               } else if (Z_ISUNDEF(obj->parent)) {
+                       container = &obj->proxy->container;
+               }
+               fprintf(stderr, " container= %-14p < %-10s rc=%-2d%s> ",
+                               Z_REFCOUNTED_P(container) ? Z_COUNTED_P(container) : NULL,
+                               _type(container),
+                               Z_REFCOUNTED_P(container) ? Z_REFCOUNT_P(container) : 0,
+                               Z_ISREF_P(container) ? "(ref)  ":"(noref)");
+       }
+
+       width = _walk(obj);
+
+       if (*f++=='d'
+       &&      *f++=='i'
+       &&      *f++=='m'
+       ) {
+               char *offset_str = "[]";
+               zval *o = offset;
+
+               if (o) {
+                       convert_to_string_ex(o);
+                       offset_str = Z_STRVAL_P(o);
+               }
+
+               width += fprintf(stderr, ".%s", offset_str);
+
+               if (o && o != offset) {
+                       zval_ptr_dtor(o);
+               }
+       }
+       if (value) {
+               fprintf(stderr, "%.*s", 32-width, "                                ");
+               if (Z_ISUNDEF_P(value)) {
+                       fprintf(stderr, " = UNDEF");
+               } else {
+                       fprintf(stderr, " = %-14p < %-10s rc=%-2d%s> ",
+                                       Z_REFCOUNTED_P(value) ? Z_COUNTED_P(value) : NULL,
+                                       _type(value),
+                                       Z_REFCOUNTED_P(value) ? Z_REFCOUNT_P(value) : 0,
+                                       Z_ISREF_P(value) ? "(ref)  " : "(noref)");
+                       if (!Z_ISUNDEF_P(value) && Z_TYPE_P(value) != IS_INDIRECT) {
+                               zend_print_flat_zval_r(value TSRMLS_CC);
+                       }
+               }
+       }
+
+       fprintf(stderr, "\n");
+}
+#else
+#define debug_propro(l, f, obj, proxy, off, val)
 #endif
 
-php_property_proxy_t *php_property_proxy_init(zval *container,
-               const char *member_str, size_t member_len TSRMLS_DC)
+php_property_proxy_t *php_property_proxy_init(zval *container, zend_string *member)
 {
        php_property_proxy_t *proxy = ecalloc(1, sizeof(*proxy));
+#if DEBUG_PROPRO
+       zval offset;
 
-       Z_ADDREF_P(container);
-       proxy->container = container;
-       proxy->member_str = estrndup(member_str, member_len);
-       proxy->member_len = member_len;
+       ZVAL_STR_COPY(&offset, member);
+#endif
+
+       if (container) {
+               ZVAL_COPY(&proxy->container, container);
+       }
+       proxy->member = zend_string_copy(member);
+
+       debug_propro(0, "init", NULL, proxy, &offset, NULL);
+
+#if DEBUG_PROPRO
+       zval_dtor(&offset);
+#endif
 
        return proxy;
 }
 
 void php_property_proxy_free(php_property_proxy_t **proxy)
 {
+#if DEBUG_PROPRO
+       zval offset;
+
+       ZVAL_STR_COPY(&offset, (*proxy)->member);
+       debug_propro(0, "free", NULL, *proxy, &offset, NULL);
+#endif
+
        if (*proxy) {
-               zval_ptr_dtor(&(*proxy)->container);
-               efree((*proxy)->member_str);
+               if (!Z_ISUNDEF((*proxy)->container)) {
+                       zval_ptr_dtor(&(*proxy)->container);
+                       ZVAL_UNDEF(&(*proxy)->container);
+               }
+               zend_string_release((*proxy)->member);
+               (*proxy)->member = NULL;
                efree(*proxy);
                *proxy = NULL;
        }
+
+#if DEBUG_PROPRO
+       zval_dtor(&offset);
+#endif
 }
 
 static zend_class_entry *php_property_proxy_class_entry;
@@ -68,456 +215,447 @@ zend_class_entry *php_property_proxy_get_class_entry(void)
        return php_property_proxy_class_entry;
 }
 
-zend_object_value php_property_proxy_object_new(zend_class_entry *ce TSRMLS_DC)
+php_property_proxy_object_t *php_property_proxy_object_new_ex(
+               zend_class_entry *ce, php_property_proxy_t *proxy)
 {
-       return php_property_proxy_object_new_ex(ce, NULL, NULL TSRMLS_CC);
+       php_property_proxy_object_t *o;
+
+       if (!ce) {
+               ce = php_property_proxy_class_entry;
+       }
+
+       o = ecalloc(1, sizeof(*o) + sizeof(zval) * (ce->default_properties_count - 1));
+       zend_object_std_init(&o->zo, ce);
+       object_properties_init(&o->zo, ce);
+
+       o->proxy = proxy;
+       o->zo.handlers = &php_property_proxy_object_handlers;
+
+       return o;
 }
 
-static void php_property_proxy_object_free(void *object TSRMLS_DC)
+zend_object *php_property_proxy_object_new(zend_class_entry *ce)
 {
-       php_property_proxy_object_t *o = object;
+       return &php_property_proxy_object_new_ex(ce, NULL)->zo;
+}
 
-#if DEBUG_PROPRO
-       fprintf(stderr, "#PP %p free\n", o);
-#endif
+static void destroy_obj(zend_object *object)
+{
+       php_property_proxy_object_t *o = PHP_PROPRO_PTR(object);
 
        if (o->proxy) {
                php_property_proxy_free(&o->proxy);
        }
-       if (o->parent) {
-               zend_objects_store_del_ref_by_handle_ex(o->parent->zv.handle,
-                               o->parent->zv.handlers TSRMLS_CC);
-               o->parent = NULL;
+       if (!Z_ISUNDEF(o->parent)) {
+               zval_ptr_dtor(&o->parent);
+               ZVAL_UNDEF(&o->parent);
        }
-       zend_object_std_dtor((zend_object *) o TSRMLS_CC);
-       efree(o);
+       zend_object_std_dtor(object);
 }
 
-zend_object_value php_property_proxy_object_new_ex(zend_class_entry *ce,
-               php_property_proxy_t *proxy, php_property_proxy_object_t **ptr TSRMLS_DC)
+static inline php_property_proxy_object_t *get_propro(zval *object)
 {
-       php_property_proxy_object_t *o;
+       ZEND_ASSERT(Z_TYPE_P(object) == IS_OBJECT);
+       return PHP_PROPRO_PTR(Z_OBJ_P(object));
+}
 
-       o = ecalloc(1, sizeof(*o));
-       zend_object_std_init((zend_object *) o, ce TSRMLS_CC);
-       object_properties_init((zend_object *) o, ce);
+static HashTable *get_gc(zval *object, zval **table, int *n)
+{
+       php_property_proxy_object_t *o = get_propro(object);
 
-       if (ptr) {
-               *ptr = o;
+       if (Z_ISUNDEF(o->parent)) {
+               *table = &o->proxy->container;
+       } else {
+               *table = &o->parent;
        }
-       o->proxy = proxy;
+       *n = 1;
+       return NULL;
+}
 
-       o->zv.handle = zend_objects_store_put(o, NULL,
-                       php_property_proxy_object_free, NULL TSRMLS_CC);
-       o->zv.handlers = &php_property_proxy_object_handlers;
+static HashTable *get_debug_info(zval *object, int *is_temp)
+{
+       HashTable *ht;
+       zval *zmember;
+       php_property_proxy_object_t *obj = get_propro(object);
 
-#if DEBUG_PROPRO
-       fprintf(stderr, "#PP %p init\n", o);
-#endif
+       ALLOC_HASHTABLE(ht);
+       zend_hash_init(ht, 3, NULL, NULL, 0);
 
-       return o->zv;
+       if (Z_ISUNDEF(obj->parent)) {
+               zend_hash_str_add_empty_element(ht, "parent", sizeof("parent")-1);
+               zend_hash_str_add(ht, "container", sizeof("container")-1, &obj->proxy->container);
+       } else {
+               zend_hash_str_add(ht, "parent", sizeof("parent")-1, &obj->parent);
+               zend_hash_str_add_empty_element(ht, "container", sizeof("container")-1);
+       }
+
+       zmember = zend_hash_str_add_empty_element(ht, "member", sizeof("member")-1);
+       ZVAL_STR(zmember, obj->proxy->member);
+
+       *is_temp = 1;
+       return ht;
 }
 
-#if DEBUG_PROPRO
-/* we do not really care about TS when debugging */
-static int level = 1;
-static const char space[] = "                               ";
-static const char *inoutstr[] = {"< return",""," > enter"};
-static void _walk(php_property_proxy_object_t *obj TSRMLS_DC)
+static ZEND_RESULT_CODE cast_obj(zval *object, zval *return_value, int type)
 {
-       if (obj) {
-               _walk(obj->parent TSRMLS_CC);
-               fprintf(stderr, ".%s", obj->proxy->member_str);
+       zval tmp;
+
+       ZVAL_UNDEF(&tmp);
+       RETVAL_ZVAL(get_proxied_value(object, &tmp), 1, 0);
+
+       debug_propro(0, "cast", get_propro(object), NULL, NULL, return_value);
+
+       if (!Z_ISUNDEF_P(return_value)) {
+               ZVAL_DEREF(return_value);
+               convert_to_explicit_type_ex(return_value, type);
+               return SUCCESS;
        }
+
+       return FAILURE;
 }
 
-static void debug_propro(int inout, const char *f, zval *object, zval *offset,
-               zval *value TSRMLS_DC)
+static zval *get_obj(zval *object, zval *return_value)
 {
-       php_property_proxy_object_t *obj;
+       zval tmp;
 
-       obj = zend_object_store_get_object(object TSRMLS_CC);
-       fprintf(stderr, "#PP %p %s %s %s ", obj, &space[sizeof(space)-level],
-                       inoutstr[inout+1], f);
+       ZVAL_UNDEF(&tmp);
+       RETVAL_ZVAL(get_proxied_value(object, &tmp), 1, 0);
+       return return_value;
+}
 
-       level += inout;
+static void set_obj(zval *object, zval *value) {
+       set_proxied_value(object, value);
+}
 
-       _walk(obj TSRMLS_CC);
+static inline zval *get_container(zval *object, zval *tmp)
+{
+       php_property_proxy_object_t *obj = get_propro(object);
+       zval *container;
 
-       if (*f++=='d'
-       &&      *f++=='i'
-       &&      *f++=='m'
-       ) {
-               char *offset_str = "[]";
-               zval *o = offset;
+       if (Z_ISUNDEF(obj->parent)) {
+               container = &obj->proxy->container;
+       } else {
+               container = get_proxied_value(&obj->parent, tmp);
+       }
+       return container;
+}
 
-               if (o) {
-                       convert_to_string_ex(&o);
-                       offset_str = Z_STRVAL_P(o);
-               }
+static inline void set_container(zval *object, zval *container)
+{
+       php_property_proxy_object_t *obj = get_propro(object);
 
-               fprintf(stderr, ".%s", offset_str);
+       if (Z_ISUNDEF(obj->parent)) {
+               if (container != &obj->proxy->container) {
+                       zval tmp;
 
-               if (o && o != offset) {
-                       zval_ptr_dtor(&o);
+                       ZVAL_COPY_VALUE(&tmp, &obj->proxy->container);
+                       ZVAL_COPY(&obj->proxy->container, container);
+                       zval_ptr_dtor(&tmp);
                }
+       } else {
+               set_proxied_value(&obj->parent, container);
        }
-       if (value) {
-               const char *t[] = {
-                               "NULL",
-                               "int",
-                               "float",
-                               "bool",
-                               "Array",
-                               "Object",
-                               "string",
-                               "resource",
-                               "const",
-                               "const Array",
-                               "callable"
-               };
-               fprintf(stderr, " = (%s) ", t[Z_TYPE_P(value)&0xf]);
-               zend_print_flat_zval_r(value TSRMLS_CC);
-       }
-
-       fprintf(stderr, "\n");
 }
-#else
-#define debug_propro(l, f, obj, off, val)
-#endif
-
-static zval *get_parent_proxied_value(zval *object TSRMLS_DC);
-static zval *get_proxied_value(zval *object TSRMLS_DC);
-static zval *read_dimension(zval *object, zval *offset, int type TSRMLS_DC);
-static ZEND_RESULT_CODE cast_proxied_value(zval *object, zval *return_value,
-               int type TSRMLS_DC);
-static void write_dimension(zval *object, zval *offset, zval *value TSRMLS_DC);
-static void set_proxied_value(zval **object, zval *value TSRMLS_DC);
 
-static zval *get_parent_proxied_value(zval *object TSRMLS_DC)
+static inline zval *get_container_value(zval *container, zend_string *member, zval *return_value)
 {
-       zval *value = NULL;
-       php_property_proxy_object_t *obj;
+       zval *found_value = NULL, prop_tmp;
+
+       ZVAL_DEREF(container);
+       switch (Z_TYPE_P(container)) {
+       case IS_OBJECT:
+               ZVAL_UNDEF(&prop_tmp);
+               found_value = zend_read_property(Z_OBJCE_P(container), container,
+                               member->val, member->len, 0, &prop_tmp);
+               break;
+
+       case IS_ARRAY:
+               found_value = zend_symtable_find(Z_ARRVAL_P(container), member);
+               break;
+       }
 
-       obj = zend_object_store_get_object(object TSRMLS_CC);
-       if (obj->proxy) {
-               if (obj->parent) {
-                       zval *parent;
-
-                       MAKE_STD_ZVAL(parent);
-                       parent->type = IS_OBJECT;
-                       parent->value.obj = obj->parent->zv;
-                       zend_objects_store_add_ref_by_handle(
-                                       obj->parent->zv.handle TSRMLS_CC);
-                       value = get_proxied_value(parent TSRMLS_CC);
-                       zval_ptr_dtor(&parent);
-               }
+       if (found_value) {
+               RETVAL_ZVAL(found_value, 0, 0);
        }
 
-       return value;
+       return return_value;
 }
 
-static zval *get_proxied_value(zval *object TSRMLS_DC)
+static inline void cleanup_container(zval *object, zval *container, zend_bool separated)
 {
-       zval **hash_value, *value = NULL;
-       php_property_proxy_object_t *obj;
-       ZEND_RESULT_CODE rv;
+       if (separated) {
+               zval_ptr_dtor(container);
+       }
+}
 
-       obj = zend_object_store_get_object(object TSRMLS_CC);
-       debug_propro(1, "get", object, NULL, NULL TSRMLS_CC);
+static inline zend_bool separate_container(zval *object, zval *container)
+{
+       switch (Z_TYPE_P(container)) {
+       case IS_OBJECT:
+               return 0;
+
+       case IS_ARRAY:
+               /* always duplicate for PHP-7.0 and 7.1 on travis */
+               ZVAL_ARR(container, zend_array_dup(Z_ARRVAL_P(container)));
+               break;
+
+       case IS_UNDEF:
+               array_init(container);
+               break;
+
+       default:
+               SEPARATE_ZVAL(container);
+               Z_TRY_ADDREF_P(container);
+               convert_to_array(container);
+               break;
+       }
 
-       if (obj->proxy) {
-               if (obj->parent) {
-                       zval *parent_value = get_parent_proxied_value(object TSRMLS_CC);
+       return 1;
+}
 
-                       if (parent_value && parent_value != obj->proxy->container) {
-                               Z_ADDREF_P(parent_value);
-                               zval_ptr_dtor(&obj->proxy->container);
-                               obj->proxy->container = parent_value;
-                       }
-               }
-               switch (Z_TYPE_P(obj->proxy->container)) {
-               case IS_OBJECT:
-                       value = zend_read_property(Z_OBJCE_P(obj->proxy->container),
-                                       obj->proxy->container, obj->proxy->member_str,
-                                       obj->proxy->member_len, 0 TSRMLS_CC);
-                       break;
-
-               case IS_ARRAY:
-                       rv = zend_symtable_find(Z_ARRVAL_P(obj->proxy->container),
-                                       obj->proxy->member_str, obj->proxy->member_len + 1,
-                                       (void *) &hash_value);
-
-                       if (SUCCESS == rv) {
-                               value = *hash_value;
-                       }
-                       break;
+static inline zval *set_container_value(zval *container, zend_string *member, zval *value)
+{
+       ZVAL_DEREF(container);
+       switch (Z_TYPE_P(container)) {
+       case IS_OBJECT:
+               zend_update_property(Z_OBJCE_P(container), container,
+                               member->val, member->len, value);
+               break;
+
+       case IS_ARRAY:
+               Z_TRY_ADDREF_P(value);
+               if (member) {
+                       value = zend_symtable_update(Z_ARRVAL_P(container), member, value);
+               } else {
+                       value = zend_hash_next_index_insert(Z_ARRVAL_P(container), value);
                }
-       }
+               break;
 
-       debug_propro(-1, "get", object, NULL, value TSRMLS_CC);
+       default:
+               ZEND_ASSERT(0);
+               break;
+       }
 
        return value;
 }
 
-static ZEND_RESULT_CODE cast_proxied_value(zval *object, zval *return_value,
-               int type TSRMLS_DC)
+
+static zval *get_proxied_value(zval *object, zval *return_value)
 {
-       zval *proxied_value;
+       php_property_proxy_object_t *obj = get_propro(object);
 
-       if ((proxied_value = get_proxied_value(object TSRMLS_CC))) {
-               RETVAL_ZVAL(proxied_value, 1, 0);
-               if (Z_TYPE_P(proxied_value) != type) {
-                       convert_to_explicit_type(return_value, type);
-               }
-               return SUCCESS;
+       debug_propro(1, "get", obj, NULL, NULL, NULL);
+
+       if (obj->proxy) {
+               zval tmp, *container;
+
+               ZVAL_UNDEF(&tmp);
+               container = get_container(object, &tmp);
+
+               return_value = get_container_value(container, obj->proxy->member, return_value);
        }
 
-       return FAILURE;
+       debug_propro(-1, "get", obj, NULL, NULL, return_value);
+
+       return return_value;
 }
 
-static void set_proxied_value(zval **object, zval *value TSRMLS_DC)
+static void set_proxied_value(zval *object, zval *value)
 {
-       php_property_proxy_object_t *obj;
+       php_property_proxy_object_t *obj = get_propro(object);
 
-       obj = zend_object_store_get_object(*object TSRMLS_CC);
-       debug_propro(1, "set", *object, NULL, value TSRMLS_CC);
+       debug_propro(1, "set", obj, NULL, NULL, value);
 
        if (obj->proxy) {
-               if (obj->parent) {
-                       zval *parent_value = get_parent_proxied_value(*object TSRMLS_CC);
+               zval tmp, *container;
+               zend_bool separated;
 
-                       if (parent_value && parent_value != obj->proxy->container) {
-                               Z_ADDREF_P(parent_value);
-                               zval_ptr_dtor(&obj->proxy->container);
-                               obj->proxy->container = parent_value;
-                       }
-               }
+               Z_TRY_ADDREF_P(value);
 
-               switch (Z_TYPE_P(obj->proxy->container)) {
-               case IS_OBJECT:
-                       zend_update_property(Z_OBJCE_P(obj->proxy->container),
-                                       obj->proxy->container, obj->proxy->member_str,
-                                       obj->proxy->member_len, value TSRMLS_CC);
-                       break;
-
-               case IS_ARRAY:
-                       Z_ADDREF_P(value);
-                       zend_symtable_update(Z_ARRVAL_P(obj->proxy->container),
-                                       obj->proxy->member_str, obj->proxy->member_len + 1,
-                                       (void *) &value, sizeof(zval *), NULL);
-                       break;
-               }
+               ZVAL_UNDEF(&tmp);
+               container = get_container(object, &tmp);
+               separated = separate_container(object, container);
+               set_container_value(container, obj->proxy->member, value);
+               set_container(object, container);
+               cleanup_container(object, container, separated);
 
-               if (obj->parent) {
-                       zval *zparent;
-                       MAKE_STD_ZVAL(zparent);
-                       zparent->type = IS_OBJECT;
-                       zparent->value.obj = obj->parent->zv;
-                       zend_objects_store_add_ref_by_handle(
-                                       obj->parent->zv.handle TSRMLS_CC);
-                       set_proxied_value(&zparent, obj->proxy->container TSRMLS_CC);
-                       zval_ptr_dtor(&zparent);
-               }
+               Z_TRY_DELREF_P(value);
+
+               debug_propro(0, "set", obj, NULL, NULL, value);
        }
 
-       debug_propro(-1, "set", *object, NULL, NULL TSRMLS_CC);
+       debug_propro(-1, "set", obj, NULL, NULL, value);
 }
 
-static zval *read_dimension(zval *object, zval *offset, int type TSRMLS_DC)
+static zval *read_dimension(zval *object, zval *offset, int type, zval *return_value)
 {
-       zval *value = NULL;
-       zval *proxied_value;
-       zval *o = offset;
+       zval *value, tmp;
+       zend_string *member = offset ? zval_get_string(offset) : NULL;
 
-       debug_propro(1, type == BP_VAR_R ? "dim_read" : "dim_read_ref", object,
-                       offset, NULL TSRMLS_CC);
+       debug_propro(1, type == BP_VAR_R ? "dim_r" : "dim_R",
+                       get_propro(object), NULL, offset, NULL);
 
-       proxied_value = get_proxied_value(object TSRMLS_CC);
-       convert_to_string_ex(&o);
+       ZVAL_UNDEF(&tmp);
+       value = get_proxied_value(object, &tmp);
 
-       if (BP_VAR_R == type && proxied_value) {
-               if (Z_TYPE_P(proxied_value) == IS_ARRAY) {
-                       zval **hash_value;
-                       ZEND_RESULT_CODE rv = zend_symtable_find(Z_ARRVAL_P(proxied_value),
-                                       Z_STRVAL_P(o), Z_STRLEN_P(o), (void *) &hash_value);
+       if (type == BP_VAR_R || type == BP_VAR_IS) {
+               ZEND_ASSERT(member);
 
-                       if (SUCCESS == rv) {
-                               Z_ADDREF_PP(hash_value);
-                               value = *hash_value;
-                       }
+               if (!Z_ISUNDEF_P(value)) {
+                       zval tmp;
+
+                       ZVAL_UNDEF(&tmp);
+                       RETVAL_ZVAL(get_container_value(value, member, &tmp), 1, 0);
                }
        } else {
                php_property_proxy_t *proxy;
                php_property_proxy_object_t *proxy_obj;
 
-               if (proxied_value) {
-                       convert_to_array(proxied_value);
-                       Z_ADDREF_P(proxied_value);
-               } else {
-                       MAKE_STD_ZVAL(proxied_value);
-                       array_init(proxied_value);
-                       set_proxied_value(&object, proxied_value TSRMLS_CC);
+               if (Z_ISUNDEF_P(value)) {
+                       ZVAL_NULL(value);
+               }
+
+               if (!member) {
+                       if (Z_TYPE_P(value) == IS_ARRAY) {
+                               member = zend_long_to_str(zend_hash_next_free_element(
+                                       Z_ARRVAL_P(value)));
+                       } else if (Z_TYPE_P(value) != IS_OBJECT){
+                               member = zend_long_to_str(0);
+                       }
                }
 
-               proxy = php_property_proxy_init(proxied_value, Z_STRVAL_P(o),
-                               Z_STRLEN_P(o) TSRMLS_CC);
-               zval_ptr_dtor(&proxied_value);
-               MAKE_STD_ZVAL(value);
-               Z_SET_REFCOUNT_P(value, 0);
-               value->type = IS_OBJECT;
-               value->value.obj = php_property_proxy_object_new_ex(
-                               php_property_proxy_get_class_entry(), proxy,
-                               &proxy_obj TSRMLS_CC);
-               proxy_obj->parent = zend_object_store_get_object(object TSRMLS_CC);
-               zend_objects_store_add_ref_by_handle(
-                               proxy_obj->parent->zv.handle TSRMLS_CC);
+               proxy = php_property_proxy_init(NULL, member);
+               proxy_obj = php_property_proxy_object_new_ex(NULL, proxy);
+               ZVAL_COPY(&proxy_obj->parent, object);
+               RETVAL_OBJ(&proxy_obj->zo);
+
+               debug_propro(0, "dim_R pp", get_propro(object), NULL, offset, return_value);
        }
-       if (o && o != offset) {
-               zval_ptr_dtor(&o);
+
+       if (member) {
+               zend_string_release(member);
        }
 
-       debug_propro(-1, type == BP_VAR_R ? "dim_read" : "dim_read_ref", object,
-                       offset, value TSRMLS_CC);
+       debug_propro(-1, type == BP_VAR_R ? "dim_r" : "dim_R",
+                       get_propro(object), NULL, offset, return_value);
 
-       return value;
+       return return_value;
 }
 
-static int has_dimension(zval *object, zval *offset, int check_empty TSRMLS_DC)
+static int has_dimension(zval *object, zval *offset, int check_empty)
 {
-       zval *proxied_value;
+       zval *value, tmp;
        int exists = 0;
 
-       debug_propro(1, "dim_exists", object, offset, NULL TSRMLS_CC);
+       debug_propro(1, "dim_e", get_propro(object), NULL, offset, NULL);
 
-       proxied_value = get_proxied_value(object TSRMLS_CC);
-       if (!proxied_value) {
-               exists = 0;
-       } else {
-               zval *o = offset;
+       ZVAL_UNDEF(&tmp);
+       value = get_proxied_value(object, &tmp);
 
-               convert_to_string_ex(&o);
+       if (!Z_ISUNDEF_P(value)) {
+               zend_string *zs = zval_get_string(offset);
 
-               if (Z_TYPE_P(proxied_value) == IS_ARRAY) {
-                       zval **zentry;
-                       ZEND_RESULT_CODE rv = zend_symtable_find(Z_ARRVAL_P(proxied_value), Z_STRVAL_P(o), Z_STRLEN_P(o) + 1, (void *) &zentry);
+               ZVAL_DEREF(value);
+               if (Z_TYPE_P(value) == IS_ARRAY) {
+                       zval *zentry = zend_symtable_find(Z_ARRVAL_P(value), zs);
 
-                       if (SUCCESS != rv) {
-                               exists = 0;
-                       } else {
+                       if (zentry) {
                                if (check_empty) {
-                                       exists = Z_TYPE_PP(zentry) != IS_NULL;
+                                       exists = !Z_ISNULL_P(zentry);
                                } else {
                                        exists = 1;
                                }
                        }
                }
 
-               if (o != offset) {
-                       zval_ptr_dtor(&o);
-               }
+               zend_string_release(zs);
        }
 
-       debug_propro(-1, "dim_exists", object, offset, NULL TSRMLS_CC);
+       debug_propro(-1, "dim_e", get_propro(object), NULL, offset, NULL);
 
        return exists;
 }
 
-static void write_dimension(zval *object, zval *offset, zval *value TSRMLS_DC)
+static void write_dimension(zval *object, zval *offset, zval *input_value)
 {
-       zval *proxied_value, *o = offset;
-
-       debug_propro(1, "dim_write", object, offset, value TSRMLS_CC);
+       zval *array, tmp;
+       zend_string *zs = NULL;
+       zend_bool separated;
 
-       proxied_value = get_proxied_value(object TSRMLS_CC);
+       debug_propro(1, "dim_w", get_propro(object), NULL, offset, input_value);
 
-       if (proxied_value) {
-               convert_to_array(proxied_value);
-               Z_ADDREF_P(proxied_value);
-       } else {
-               MAKE_STD_ZVAL(proxied_value);
-               array_init(proxied_value);
+       if (offset) {
+               zs = zval_get_string(offset);
        }
 
-       if (Z_REFCOUNT_P(value) > 1) {
-               SEPARATE_ZVAL(&value);
-       }
-       Z_ADDREF_P(value);
-
-       if (o) {
-               convert_to_string_ex(&o);
-               zend_symtable_update(Z_ARRVAL_P(proxied_value), Z_STRVAL_P(o),
-                               Z_STRLEN_P(o) + 1, (void *) &value, sizeof(zval *), NULL);
-       } else {
-               zend_hash_next_index_insert(Z_ARRVAL_P(proxied_value), (void *) &value,
-                               sizeof(zval *), NULL);
-       }
+       ZVAL_UNDEF(&tmp);
+       array = get_proxied_value(object, &tmp);
+       separated = separate_container(object, array);
+       set_container_value(array, zs, input_value);
+       set_proxied_value(object, array);
+       cleanup_container(object, array, separated);
 
-       if (o && o != offset) {
-               zval_ptr_dtor(&o);
+       if (zs) {
+               zend_string_release(zs);
        }
 
-       set_proxied_value(&object, proxied_value TSRMLS_CC);
-
-       debug_propro(-1, "dim_write", object, offset, proxied_value TSRMLS_CC);
-
-       zval_ptr_dtor(&proxied_value);
+       debug_propro(-1, "dim_w", get_propro(object), NULL, offset, input_value);
 }
 
-static void unset_dimension(zval *object, zval *offset TSRMLS_DC)
+static void unset_dimension(zval *object, zval *offset)
 {
-       zval *proxied_value;
+       zval *array, *value, tmp;
 
-       debug_propro(1, "dim_unset", object, offset, NULL TSRMLS_CC);
+       debug_propro(1, "dim_u", get_propro(object), NULL, offset, NULL);
 
-       proxied_value = get_proxied_value(object TSRMLS_CC);
+       ZVAL_UNDEF(&tmp);
+       value = get_proxied_value(object, &tmp);
+       array = value;
+       ZVAL_DEREF(array);
 
-       if (proxied_value && Z_TYPE_P(proxied_value) == IS_ARRAY) {
-               zval *o = offset;
-               ZEND_RESULT_CODE rv;
+       if (Z_TYPE_P(array) == IS_ARRAY) {
+               zend_string *o = zval_get_string(offset);
 
-               convert_to_string_ex(&o);
-               rv = zend_symtable_del(Z_ARRVAL_P(proxied_value), Z_STRVAL_P(o),
-                               Z_STRLEN_P(o) + 1);
+               SEPARATE_ARRAY(array);
+               zend_symtable_del(Z_ARRVAL_P(array), o);
 
-               if (SUCCESS == rv) {
-                       set_proxied_value(&object, proxied_value TSRMLS_CC);
-               }
+               set_proxied_value(object, value);
 
-               if (o != offset) {
-                       zval_ptr_dtor(&o);
-               }
+               zend_string_release(o);
        }
 
-       debug_propro(-1, "dim_unset", object, offset, proxied_value TSRMLS_CC);
+       debug_propro(-1, "dim_u", get_propro(object), NULL, offset, NULL);
 }
 
 ZEND_BEGIN_ARG_INFO_EX(ai_propro_construct, 0, 0, 2)
-       ZEND_ARG_INFO(1, object)
+       ZEND_ARG_INFO(0, object)
        ZEND_ARG_INFO(0, member)
        ZEND_ARG_OBJ_INFO(0, parent, php\\PropertyProxy, 1)
 ZEND_END_ARG_INFO();
 static PHP_METHOD(propro, __construct) {
        zend_error_handling zeh;
-       zval *container, *parent = NULL;
-       char *member_str;
-       int member_len;
+       zval *reference, *parent = NULL;
+       zend_string *member;
 
-       zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC);
-       if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zs|O!",
-                       &container, &member_str, &member_len, &parent,
+       zend_replace_error_handling(EH_THROW, NULL, &zeh);
+       if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS(), "o!S|O!",
+                       &reference, &member, &parent,
                        php_property_proxy_class_entry)) {
                php_property_proxy_object_t *obj;
 
-               obj = zend_object_store_get_object(getThis() TSRMLS_CC);
-               obj->proxy = php_property_proxy_init(container, member_str,
-                               member_len TSRMLS_CC);
+               obj = get_propro(getThis());
+
                if (parent) {
-                       zend_objects_store_add_ref(parent TSRMLS_CC);
-                       obj->parent = zend_object_store_get_object(parent TSRMLS_CC);
+                       ZVAL_COPY(&obj->parent, parent);
+                       obj->proxy = php_property_proxy_init(NULL, member);
+               } else if (reference) {
+                       zval *container = reference;
+                       obj->proxy = php_property_proxy_init(container, member);
+               } else {
+                       php_error(E_WARNING, "Either object or parent must be set");
                }
        }
-       zend_restore_error_handling(&zeh TSRMLS_CC);
+       zend_restore_error_handling(&zeh);
 }
 
 static const zend_function_entry php_property_proxy_method_entry[] = {
@@ -531,17 +669,19 @@ static PHP_MINIT_FUNCTION(propro)
 
        INIT_NS_CLASS_ENTRY(ce, "php", "PropertyProxy",
                        php_property_proxy_method_entry);
-       php_property_proxy_class_entry = zend_register_internal_class_ex(&ce, NULL,
-                       NULL TSRMLS_CC);
-       php_property_proxy_class_entry->create_object =
-                       php_property_proxy_object_new;
-       php_property_proxy_class_entry->ce_flags |= ZEND_ACC_FINAL_CLASS;
+       php_property_proxy_class_entry = zend_register_internal_class(&ce);
+       php_property_proxy_class_entry->create_object = php_property_proxy_object_new;
+       php_property_proxy_class_entry->ce_flags |= ZEND_ACC_FINAL;
 
        memcpy(&php_property_proxy_object_handlers, zend_get_std_object_handlers(),
                        sizeof(zend_object_handlers));
-       php_property_proxy_object_handlers.set = set_proxied_value;
-       php_property_proxy_object_handlers.get = get_proxied_value;
-       php_property_proxy_object_handlers.cast_object = cast_proxied_value;
+       php_property_proxy_object_handlers.offset = XtOffsetOf(php_property_proxy_object_t, zo);
+       php_property_proxy_object_handlers.free_obj = destroy_obj;
+       php_property_proxy_object_handlers.get_gc = get_gc;
+       php_property_proxy_object_handlers.get_debug_info = get_debug_info;
+       php_property_proxy_object_handlers.set = set_obj;
+       php_property_proxy_object_handlers.get = get_obj;
+       php_property_proxy_object_handlers.cast_object = cast_obj;
        php_property_proxy_object_handlers.read_dimension = read_dimension;
        php_property_proxy_object_handlers.write_dimension = write_dimension;
        php_property_proxy_object_handlers.has_dimension = has_dimension;