/
runkit_props.c
860 lines (792 loc) · 34.8 KB
/
runkit_props.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2006 The PHP Group, (c) 2008-2012 Dmitry Zenovich |
+----------------------------------------------------------------------+
| This source file is subject to the new BSD license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.opensource.org/licenses/BSD-3-Clause |
| If you did not receive a copy of the license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Sara Golemon <pollita@php.net> |
| Modified by Dmitry Zenovich <dzenovich@gmail.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php_runkit.h"
#ifdef PHP_RUNKIT_MANIPULATION
/* {{{ php_runkit_update_children_def_props
Scan the class_table for children of the class just updated */
int php_runkit_update_children_def_props(RUNKIT_53_TSRMLS_ARG(zend_class_entry *ce), int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *parent_class = va_arg(args, zend_class_entry*);
zval *p = va_arg(args, zval*);
char *pname = va_arg(args, char*);
int pname_len = va_arg(args, int);
int access_type = va_arg(args, int);
zend_class_entry *definer_class = va_arg(args, zend_class_entry*);
int override = va_arg(args, int);
int override_in_objects = va_arg(args, int);
RUNKIT_UNDER53_TSRMLS_FETCH();
ce = *((zend_class_entry**)ce);
if (ce->parent != parent_class) {
/* Not a child, ignore */
return ZEND_HASH_APPLY_KEEP;
}
php_runkit_def_prop_add_int(ce, pname, pname_len, p, access_type, NULL, 0, definer_class, override, override_in_objects TSRMLS_CC);
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* {{{ php_runkit_remove_children_def_props
Scan the class_table for children of the class just removed */
int php_runkit_remove_children_def_props(RUNKIT_53_TSRMLS_ARG(zend_class_entry *ce), int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *parent_class = va_arg(args, zend_class_entry*);
char *pname = va_arg(args, char*);
int pname_len = va_arg(args, int);
zend_class_entry *class_we_originally_removing_from = va_arg(args, zend_class_entry*);
zend_bool was_static = va_arg(args, int);
zend_bool remove_from_objects = va_arg(args, int);
zend_property_info *parent_property = va_arg(args, zend_property_info *);
RUNKIT_UNDER53_TSRMLS_FETCH();
ce = *((zend_class_entry**)ce);
if (ce->parent != parent_class || !hash_key || !hash_key->arKey || !hash_key->arKey[0]) {
/* Not a child, ignore */
return ZEND_HASH_APPLY_KEEP;
}
php_runkit_def_prop_remove_int(ce, pname, pname_len, class_we_originally_removing_from, was_static, remove_from_objects,
parent_property TSRMLS_CC);
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* {{{ php_runkit_remove_property_by_full_name */
static int php_runkit_remove_property_by_full_name(zend_property_info *prop, zend_property_info *comp_prop, zend_hash_key *key) {
if (prop->h == comp_prop->h && prop->name_length == comp_prop->name_length &&
memcmp(prop->name, comp_prop->name, prop->name_length) == 0) {
return ZEND_HASH_APPLY_REMOVE;
}
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* {{{ php_runkit_remove_overlapped_property_from_childs
Clean private properties by offset */
int php_runkit_remove_overlapped_property_from_childs(RUNKIT_53_TSRMLS_ARG(zend_class_entry *ce), int num_args, va_list args, zend_hash_key *hash_key)
{
zend_class_entry *parent_class = va_arg(args, zend_class_entry*);
char *propname = va_arg(args, char*);
int propname_len = va_arg(args, int);
int offset = va_arg(args, int);
zend_bool is_static = va_arg(args, int);
zend_bool remove_from_objects = va_arg(args, int);
zend_property_info *property_info_ptr = va_arg(args, zend_property_info *);
int i;
long h;
zend_property_info *p;
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4 || PHP_MAJOR_VERSION > 5
zval **table;
#endif
RUNKIT_UNDER53_TSRMLS_FETCH();
ce = *((zend_class_entry**)ce);
if (ce->parent != parent_class) {
/* Not a child, ignore */
return ZEND_HASH_APPLY_KEEP;
}
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
if (!remove_from_objects && (property_info_ptr->flags & ZEND_ACC_SHADOW)) {
return ZEND_HASH_APPLY_KEEP;
}
#endif
zend_hash_apply_with_arguments(RUNKIT_53_TSRMLS_PARAM(EG(class_table)),
(apply_func_args_t) php_runkit_remove_overlapped_property_from_childs,
8, ce, propname, propname_len, offset, is_static, remove_from_objects, property_info_ptr);
php_runkit_remove_property_from_reflection_objects(ce, propname, propname_len TSRMLS_CC);
if (is_static || !EG(objects_store).object_buckets) {
goto st_success;
}
for (i = 1; i < EG(objects_store).top ; i++) {
if (EG(objects_store).object_buckets[i].valid && (!EG(objects_store).object_buckets[i].destructor_called) &&
EG(objects_store).object_buckets[i].bucket.obj.object) {
zend_object *object;
object = (zend_object *) EG(objects_store).object_buckets[i].bucket.obj.object;
if (object->ce == ce) {
if (!remove_from_objects) {
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
zval **prop_val;
h = zend_get_hash_value((char *) propname, propname_len + 1);
if (zend_hash_quick_find(object->properties, (char *) property_info_ptr->name,
property_info_ptr->name_length + 1,
property_info_ptr->h, (void *) &prop_val) == SUCCESS) {
zval **foo;
if ((property_info_ptr->flags & (ZEND_ACC_PRIVATE | ZEND_ACC_PROTECTED | ZEND_ACC_SHADOW)) && prop_val) {
Z_ADDREF_P(*prop_val);
if (PZVAL_IS_REF(*prop_val)) {
SEPARATE_ZVAL(prop_val);
}
zend_hash_quick_update(object->properties, (char *) propname,
propname_len + 1, h, prop_val,
sizeof(zval *), (void *) &foo);
php_error_docref(NULL TSRMLS_CC, E_NOTICE,
"Making %s::%s public to remove it "
"from class without objects overriding",
ce->name, propname);
zend_hash_quick_del(object->properties,
property_info_ptr->name,
property_info_ptr->name_length+1,
property_info_ptr->h);
}
}
#endif
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4 || PHP_MAJOR_VERSION > 5
zval *prop_val = NULL;
h = zend_get_hash_value((char *) propname, propname_len + 1);
if (!object->properties) {
prop_val = object->properties_table[offset];
rebuild_object_properties(object);
} else if (object->properties_table[offset]) {
prop_val = *(zval **) object->properties_table[offset];
}
if ((property_info_ptr->flags & (ZEND_ACC_PRIVATE | ZEND_ACC_PROTECTED | ZEND_ACC_SHADOW)) && prop_val) {
Z_ADDREF_P(prop_val);
if (h != property_info_ptr->h) {
zend_hash_quick_del(object->properties, property_info_ptr->name, property_info_ptr->name_length+1, property_info_ptr->h);
}
zend_hash_quick_update(object->properties, propname, propname_len+1, h,
&prop_val, sizeof(zval *), (void *) &object->properties_table[offset]);
php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Making %s::%s public to remove it "
"from class without objects overriding", ce->name, propname);
}
#endif
} else {
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
zend_hash_quick_del(object->properties, property_info_ptr->name, property_info_ptr->name_length+1,
property_info_ptr->h);
#else
if (object->properties_table[offset]) {
if (!object->properties) {
zval_ptr_dtor(&object->properties_table[offset]);
object->properties_table[offset] = NULL;
} else {
zend_hash_del(object->properties, propname, propname_len+1);
}
}
#endif
}
}
}
}
st_success:
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4 || PHP_MAJOR_VERSION > 5
table = is_static ? ce->default_static_members_table : ce->default_properties_table;
if (table[offset]) {
zval_ptr_dtor(&table[offset]);
table[offset] = NULL;
}
#elif PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
zend_hash_quick_del(&ce->default_properties, property_info_ptr->name, property_info_ptr->name_length+1,
property_info_ptr->h);
#endif
h = zend_get_hash_value((char *) propname, propname_len + 1);
zend_hash_apply_with_argument(&ce->properties_info, (apply_func_arg_t) php_runkit_remove_property_by_full_name,
property_info_ptr TSRMLS_CC);
if (zend_hash_quick_find(&ce->properties_info, propname, propname_len + 1, h, (void *) &p) == SUCCESS &&
p->h == property_info_ptr->h) {
zend_hash_quick_del(&ce->properties_info, propname, propname_len + 1, h);
}
return ZEND_HASH_APPLY_KEEP;
}
/* }}} */
/* {{{ php_runkit_def_prop_add_int */
int php_runkit_def_prop_add_int(zend_class_entry *ce, const char *propname, int propname_len, zval *copyval, long visibility,
const char *doc_comment, int doc_comment_len, zend_class_entry *definer_class, int override,
int override_in_objects TSRMLS_DC)
{
int i;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
int offset;
#endif
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION <= 3
HashTable *symt;
#endif
#if PHP_MAJOR_VERSION >= 5
zend_property_info *prop_info_ptr = NULL;
long h = zend_get_hash_value((char *) propname, propname_len + 1);
#endif
zval *pcopyval = copyval;
if ((visibility & ZEND_ACC_PRIVATE) && (visibility & ZEND_ACC_STATIC) && definer_class && definer_class != ce) {
return SUCCESS;
}
Z_ADDREF_P(pcopyval);
if (visibility & ZEND_ACC_STATIC) {
if (definer_class == NULL || ce == definer_class) {
zval_ptr_dtor(&pcopyval);
SEPARATE_ARG_IF_REF(pcopyval);
} else {
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION <= 2)
pcopyval->is_ref = 1;
#else
Z_SET_ISREF_P(pcopyval);
#endif
}
}
if (zend_hash_quick_find(&ce->properties_info, (char *) propname, propname_len + 1, h, (void*) &prop_info_ptr) == SUCCESS) {
if (!override) {
zval_ptr_dtor(&pcopyval);
php_error_docref(NULL TSRMLS_CC, E_NOTICE, "%s%s%s already exists, not adding",
ce->name, (prop_info_ptr->flags & ZEND_ACC_STATIC) ? "::$" : "->", propname);
return FAILURE;
} else {
php_runkit_def_prop_remove_int(ce, propname, propname_len, NULL, 0, override_in_objects, NULL TSRMLS_CC);
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
php_runkit_clear_all_functions_runtime_cache(TSRMLS_C);
#endif
}
}
prop_info_ptr = NULL;
if (zend_declare_property_ex(ce, (char *) propname, propname_len, pcopyval, visibility, (char *) doc_comment, doc_comment_len TSRMLS_CC) == FAILURE) {
zval_ptr_dtor(&pcopyval);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot declare new property");
return FAILURE;
}
if (ce != definer_class) {
if (zend_hash_quick_find(&ce->properties_info, (char *) propname, propname_len + 1, h, (void*) &prop_info_ptr) != SUCCESS) {
zval_ptr_dtor(&pcopyval);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot find just added property's info");
return FAILURE;
}
if (visibility & ZEND_ACC_PRIVATE) {
char *newkey;
int newkey_len;
char *oldkey;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
const char *interned_name;
#endif
int oldkey_len;
zend_property_info new_prop_info;
#if PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION <= 3
zval **prop;
#endif
zend_mangle_property_name(&newkey, &newkey_len, definer_class->name, definer_class->name_length, (char *) propname, propname_len, ce->type & ZEND_INTERNAL_CLASS);
zend_mangle_property_name(&oldkey, &oldkey_len, ce->name, ce->name_length, (char *) propname, propname_len, ce->type & ZEND_INTERNAL_CLASS);
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION <= 3)
symt = (visibility & ZEND_ACC_STATIC) ? &ce->default_static_members : &ce->default_properties;
if (zend_hash_find(symt, oldkey, oldkey_len + 1, (void*) &prop) != SUCCESS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot find just added property");
return FAILURE;
}
Z_ADDREF_P(*prop);
zend_hash_update(symt, newkey, newkey_len + 1, prop, sizeof(zval *), NULL);
zend_hash_del(symt, oldkey, oldkey_len + 1);
#endif
memcpy(&new_prop_info, prop_info_ptr, sizeof(zend_property_info));
new_prop_info.name = newkey;
new_prop_info.name_length = newkey_len;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 2) || (PHP_MAJOR_VERSION > 5)
new_prop_info.ce = definer_class;
#endif
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
interned_name = zend_new_interned_string(new_prop_info.name, new_prop_info.name_length+1, 0 TSRMLS_CC);
if (interned_name != new_prop_info.name) {
efree((char*)new_prop_info.name);
new_prop_info.name = interned_name;
}
#endif
new_prop_info.h = zend_get_hash_value(new_prop_info.name, new_prop_info.name_length + 1);
new_prop_info.doc_comment = new_prop_info.doc_comment ? estrndup(new_prop_info.doc_comment, new_prop_info.doc_comment_len) : NULL;
zend_hash_quick_del(&ce->properties_info, (char *) propname, propname_len + 1, h);
zend_hash_quick_update(&ce->properties_info, (char *) propname, propname_len + 1, h, &new_prop_info, sizeof(zend_property_info), NULL);
pefree((void*)oldkey, ce->type & ZEND_INTERNAL_CLASS);
zend_hash_quick_find(&ce->properties_info, (char *) propname, propname_len + 1, h, (void*) &prop_info_ptr);
}
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 2) || (PHP_MAJOR_VERSION > 5)
prop_info_ptr->ce = definer_class;
#endif
}
zend_hash_apply_with_arguments(RUNKIT_53_TSRMLS_PARAM(EG(class_table)),
(apply_func_args_t)php_runkit_update_children_def_props, 8, ce, copyval,
propname, propname_len, visibility, definer_class, override, override_in_objects);
if (!prop_info_ptr && zend_hash_quick_find(&ce->properties_info, (char *) propname, propname_len + 1, h, (void*) &prop_info_ptr) != SUCCESS) {
zval_ptr_dtor(&pcopyval);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cannot find just added property's info");
return FAILURE;
}
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
offset = prop_info_ptr->offset;
#endif
if ((visibility & ZEND_ACC_STATIC) || !EG(objects_store).object_buckets) {
return SUCCESS;
}
for (i = 1; i < EG(objects_store).top ; i++) {
if (EG(objects_store).object_buckets[i].valid && (!EG(objects_store).object_buckets[i].destructor_called) &&
EG(objects_store).object_buckets[i].bucket.obj.object) {
zend_object *object;
object = (zend_object *) EG(objects_store).object_buckets[i].bucket.obj.object;
if (object->ce == ce) {
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
int new_size = offset + 1;
if (!object->properties_table) {
object->properties_table = pemalloc(sizeof(void*) * (new_size), 0);
memset(object->properties_table, 0, new_size * sizeof(void *));
} else {
object->properties_table = perealloc(object->properties_table, sizeof(void*) * (new_size), 0);
object->properties_table[new_size - 1] = NULL;
}
if (ce->default_properties_table[offset]) {
if (!object->properties) {
if (override_in_objects) {
Z_ADDREF_P(ce->default_properties_table[offset]);
object->properties_table[offset] = ce->default_properties_table[offset];
} else {
if (object->properties_table[offset]) {
zval_ptr_dtor(&object->properties_table[offset]);
object->properties_table[offset] = NULL;
}
}
} else {
zval **prop_val;
if (zend_hash_quick_find(object->properties, prop_info_ptr->name,
prop_info_ptr->name_length+1,
prop_info_ptr->h, (void *) &prop_val) != SUCCESS &&
(prop_info_ptr->h == h || zend_hash_quick_find(object->properties, propname,
propname_len+1,
h, (void *) &prop_val) != SUCCESS)) {
if (override_in_objects) {
if (object->properties_table[offset]) {
zval_ptr_dtor((zval **) object->properties_table[offset]);
object->properties_table[offset] = NULL;
}
object->properties_table[offset] = ce->default_properties_table[offset];
#if ZTS
ALLOC_ZVAL(object->properties_table[offset]);
MAKE_COPY_ZVAL(&ce->default_properties_table[offset], object->properties_table[offset]);
#else
Z_ADDREF_P(ce->default_properties_table[offset]);
#endif
zend_hash_quick_update(object->properties, prop_info_ptr->name, prop_info_ptr->name_length+1,
prop_info_ptr->h, &object->properties_table[offset], sizeof(zval *),
(void*)&object->properties_table[offset]);
if (prop_info_ptr->h != h) {
zend_hash_quick_del(object->properties, propname, propname_len+1, h);
}
}
} else {
if (!override_in_objects) {
object->properties_table[offset] = (zval *) *prop_val;
Z_ADDREF_P(object->properties_table[offset]);
zend_hash_quick_update(object->properties, prop_info_ptr->name,
prop_info_ptr->name_length+1, prop_info_ptr->h,
&object->properties_table[offset],
sizeof(zval *),
(void*)&object->properties_table[offset]);
if (prop_info_ptr->h != h) {
zend_hash_quick_del(object->properties, propname, propname_len+1, h);
}
} else {
object->properties_table[offset] = ce->default_properties_table[offset];
Z_ADDREF_P(object->properties_table[offset]);
zend_hash_quick_update(object->properties, prop_info_ptr->name,
prop_info_ptr->name_length+1, prop_info_ptr->h,
&object->properties_table[offset],
sizeof(zval *),
(void*)&object->properties_table[offset]);
}
}
}
}
#else
if (!object->properties) {
ALLOC_HASHTABLE(object->properties);
zend_hash_init(object->properties, 0, NULL, ZVAL_PTR_DTOR, 0);
}
if (override_in_objects) {
Z_ADDREF_P(pcopyval);
zend_hash_quick_del(object->properties, (char *) prop_info_ptr->name,
prop_info_ptr->name_length + 1, prop_info_ptr->h);
zend_hash_quick_add(object->properties, (char *) prop_info_ptr->name,
prop_info_ptr->name_length + 1, prop_info_ptr->h, &pcopyval,
sizeof(zval *), NULL);
} else {
zval **prop_val = NULL;
if (zend_hash_quick_find(object->properties, prop_info_ptr->name,
prop_info_ptr->name_length+1,
prop_info_ptr->h, (void *) &prop_val) != SUCCESS &&
(prop_info_ptr->h == h ||
zend_hash_quick_find(object->properties, (char *) propname, propname_len+1,
h, (void *) &prop_val) != SUCCESS)) {
} else if (prop_info_ptr->h != h && prop_val) {
zval **foo;
Z_ADDREF_P(*prop_val);
if (PZVAL_IS_REF(*prop_val)) {
SEPARATE_ZVAL(prop_val);
}
zend_hash_quick_update(object->properties, prop_info_ptr->name,
prop_info_ptr->name_length+1,
prop_info_ptr->h, prop_val, sizeof(zval *), (void *) &foo);
zend_hash_quick_del(object->properties, (char *) propname, propname_len+1, h);
}
}
#endif // (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
}
}
}
return SUCCESS;
}
/* }}} */
/* {{{ php_runkit_def_prop_add
*/
static int php_runkit_def_prop_add(char *classname, int classname_len, char *propname, int propname_len, zval *value,
long visibility, int override_in_objects TSRMLS_DC)
{
zend_class_entry *ce;
zval *copyval;
char *key = propname;
int key_len = propname_len;
zend_property_info *existing_prop;
if (php_runkit_fetch_class_int(classname, classname_len, &ce TSRMLS_CC)==FAILURE) {
return FAILURE;
}
if (ce->type & ZEND_INTERNAL_CLASS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Adding properties to internal classes is not allowed");
return FAILURE;
} else {
copyval = value;
}
/* Check for existing property by this name */
/* Existing public? */
if (zend_hash_find(&ce->properties_info, key, key_len + 1, (void *) &existing_prop) == SUCCESS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s%s%s already exists", classname,
(existing_prop->flags & ZEND_ACC_STATIC) ? "::$" : "->", propname);
return FAILURE;
}
if (
Z_TYPE_P(copyval) == IS_CONSTANT_ARRAY
# if RUNKIT_ABOVE53
|| (Z_TYPE_P(copyval) & IS_CONSTANT_TYPE_MASK) == IS_CONSTANT
# endif
) {
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 2) || (PHP_MAJOR_VERSION > 5)
zval_update_constant_ex(©val, (void*) 1, ce TSRMLS_CC);
#else
zval_update_constant(©val, ce TSRMLS_CC);
#endif
}
if (php_runkit_def_prop_add_int(ce, propname, propname_len, copyval, visibility, NULL, 0, ce, 0,
override_in_objects TSRMLS_CC) != SUCCESS) {
return FAILURE;
}
return SUCCESS;
}
/* }}} */
/* {{{ php_runkit_dump_string */
/*
static inline void php_runkit_dump_string(const char *str, int len) {
int j;
for (j=0; j<len; j++) {
printf("%c", str[j]);
}
}
*/
/* }}} */
/* {{{ php_runkit_dump_hashtable_keys */
/*
static inline void php_runkit_dump_hashtable_keys(HashTable* ht) {
HashPosition pos;
void *ptr;
for(zend_hash_internal_pointer_end_ex(ht, &pos);
zend_hash_get_current_data_ex(ht, (void*)&ptr, &pos) == SUCCESS;
zend_hash_move_backwards_ex(ht, &pos)) {
printf("key = ");
php_runkit_dump_string(pos->arKey, pos->nKeyLength);
}
}
*/
/* }}} */
/* {{{ php_runkit_def_prop_remove_int */
int php_runkit_def_prop_remove_int(zend_class_entry *ce, const char *propname, int propname_len, zend_class_entry *class_we_originally_removing_from,
zend_bool was_static, zend_bool remove_from_objects,
zend_property_info *parent_property TSRMLS_DC)
{
int i;
long h;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
int offset;
#endif
int flags;
zend_property_info *property_info_ptr;
h = zend_get_hash_value((char *) propname, propname_len + 1);
if (zend_hash_quick_find(&ce->properties_info, (char *) propname, propname_len + 1, h, (void*)&property_info_ptr) == SUCCESS) {
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 2) || (PHP_MAJOR_VERSION > 5)
if (class_we_originally_removing_from == NULL) {
class_we_originally_removing_from = property_info_ptr->ce;
}
#endif
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
if (parent_property &&
((parent_property->offset >= 0 && parent_property->offset != property_info_ptr->offset) ||
parent_property->ce != property_info_ptr->ce ||
((parent_property->flags & ZEND_ACC_STATIC) != (property_info_ptr->flags & ZEND_ACC_STATIC))
)) {
return SUCCESS;
}
#endif // PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 2) || (PHP_MAJOR_VERSION > 5)
if (class_we_originally_removing_from != property_info_ptr->ce) {
return SUCCESS;
}
#endif
if (property_info_ptr->flags & ZEND_ACC_STATIC) {
was_static = 1;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
if (ce->default_static_members_table[property_info_ptr->offset]) {
zval_ptr_dtor(&ce->default_static_members_table[property_info_ptr->offset]);
ce->default_static_members_table[property_info_ptr->offset] = NULL;
}
#else
php_runkit_remove_property_from_reflection_objects(ce, property_info_ptr->name, property_info_ptr->name_length TSRMLS_CC);
if (zend_hash_quick_del(&ce->default_static_members, property_info_ptr->name, property_info_ptr->name_length + 1, property_info_ptr->h) != SUCCESS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to remove the property %s::%s", ce->name, propname);
return FAILURE;
}
#endif // (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
} else {
was_static = 0;
#if !(PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) && (PHP_MAJOR_VERSION == 5)
php_runkit_remove_property_from_reflection_objects(ce, property_info_ptr->name, property_info_ptr->name_length TSRMLS_CC);
#endif // !(PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) && (PHP_MAJOR_VERSION == 5)
}
flags = property_info_ptr->flags;
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
offset = property_info_ptr->offset;
if (property_info_ptr->flags & (ZEND_ACC_PRIVATE|ZEND_ACC_SHADOW)) {
if (offset >= 0) {
zend_hash_apply_with_arguments(RUNKIT_53_TSRMLS_PARAM(EG(class_table)),
(apply_func_args_t)php_runkit_remove_overlapped_property_from_childs,
8, ce, propname, propname_len, offset,
property_info_ptr->flags & ZEND_ACC_STATIC, remove_from_objects, property_info_ptr);
}
}
#elif PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION < 4
if (property_info_ptr->flags & (ZEND_ACC_PRIVATE|ZEND_ACC_SHADOW)) {
zend_hash_apply_with_arguments(RUNKIT_53_TSRMLS_PARAM(EG(class_table)),
(apply_func_args_t)php_runkit_remove_overlapped_property_from_childs,
8, ce, propname, propname_len, 0,
property_info_ptr->flags & ZEND_ACC_STATIC, remove_from_objects, property_info_ptr);
}
#endif
zend_hash_apply_with_arguments(RUNKIT_53_TSRMLS_PARAM(EG(class_table)),
(apply_func_args_t)php_runkit_remove_children_def_props,
8, ce, propname, propname_len, class_we_originally_removing_from,
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
was_static
#else
0
#endif
, remove_from_objects, property_info_ptr
);
php_runkit_remove_property_from_reflection_objects(ce, propname, propname_len TSRMLS_CC);
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
php_runkit_clear_all_functions_runtime_cache(TSRMLS_C);
#endif
} else {
if (parent_property) {
return SUCCESS;
} else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s::%s does not exist", ce->name, propname);
return FAILURE;
}
}
if ((flags & ZEND_ACC_STATIC) || !EG(objects_store).object_buckets) {
goto st_success;
}
for (i = 1; i < EG(objects_store).top ; i++) {
if (EG(objects_store).object_buckets[i].valid && (!EG(objects_store).object_buckets[i].destructor_called) &&
EG(objects_store).object_buckets[i].bucket.obj.object) {
zend_object *object;
object = (zend_object *) EG(objects_store).object_buckets[i].bucket.obj.object;
if (object->ce == ce) {
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
if (!remove_from_objects) {
zval *prop_val = NULL;
if (!object->properties) {
prop_val = object->properties_table[offset];
rebuild_object_properties(object);
} else if (object->properties_table[offset]) {
prop_val = *(zval **) object->properties_table[offset];
}
if ((property_info_ptr->flags & (ZEND_ACC_PRIVATE | ZEND_ACC_PROTECTED | ZEND_ACC_SHADOW)) && prop_val) {
Z_ADDREF_P(prop_val);
if (h != property_info_ptr->h) {
zend_hash_quick_del(object->properties, property_info_ptr->name, property_info_ptr->name_length+1, property_info_ptr->h);
}
zend_hash_quick_update(object->properties, propname, propname_len+1, h,
&prop_val, sizeof(zval *), (void *) &object->properties_table[offset]);
php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Making %s::%s public to remove it from class without objects overriding", ce->name, propname);
}
} else {
if (object->properties_table[offset]) {
if (!object->properties) {
zval_ptr_dtor(&object->properties_table[offset]);
object->properties_table[offset] = NULL;
} else {
zend_hash_quick_del(object->properties, property_info_ptr->name, property_info_ptr->name_length+1,
property_info_ptr->h);
}
}
}
#else
if (object->properties) {
if (remove_from_objects) {
zend_hash_quick_del(object->properties, (char *) property_info_ptr->name, property_info_ptr->name_length + 1,
property_info_ptr->h);
} else {
if (property_info_ptr->flags & (ZEND_ACC_PRIVATE | ZEND_ACC_PROTECTED)) {
zval **prop_val;
if (zend_hash_quick_find(object->properties, (char *) property_info_ptr->name,
property_info_ptr->name_length + 1,
property_info_ptr->h, (void *) &prop_val) == SUCCESS) {
if (h != property_info_ptr->h) {
Z_ADDREF_P(*prop_val);
if (PZVAL_IS_REF(*prop_val)) {
SEPARATE_ZVAL(prop_val);
}
zend_hash_quick_update(object->properties, (char *) propname,
propname_len+1, h, prop_val,
sizeof(zval *), (void *) NULL);
php_error_docref(NULL TSRMLS_CC, E_NOTICE,
"Making %s::%s public to remove it from class without objects overriding",
ce->name, propname);
zend_hash_quick_del(object->properties,
property_info_ptr->name,
property_info_ptr->name_length+1,
property_info_ptr->h);
}
}
}
}
}
#endif
}
}
}
st_success:
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
if (was_static == 0 && ce->default_properties_table[property_info_ptr->offset]) {
zval_ptr_dtor(&ce->default_properties_table[property_info_ptr->offset]);
ce->default_properties_table[property_info_ptr->offset] = NULL;
}
#else
if (was_static == 0) {
zend_hash_quick_del(&ce->default_properties, property_info_ptr->name, property_info_ptr->name_length + 1,
property_info_ptr->h);
}
#endif
zend_hash_quick_del(&ce->properties_info, (char *) propname, propname_len + 1, h);
return SUCCESS;
}
/* }}} */
/* {{{ php_runkit_def_prop_remove */
static int php_runkit_def_prop_remove(char *classname, int classname_len, char *propname, int propname_len,
zend_bool remove_from_objects TSRMLS_DC)
{
zend_class_entry *ce;
if (php_runkit_fetch_class_int(classname, classname_len, &ce TSRMLS_CC) == FAILURE) {
return FAILURE;
}
if (ce->type & ZEND_INTERNAL_CLASS) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Removing properties from internal classes is not allowed");
return FAILURE;
}
#if (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 4) || (PHP_MAJOR_VERSION > 5)
php_runkit_clear_all_functions_runtime_cache(TSRMLS_C);
#endif
return php_runkit_def_prop_remove_int(ce, propname, propname_len, NULL, 0, remove_from_objects, NULL TSRMLS_CC);
}
/* }}} */
/* {{{ php_runkit_remove_property_from_reflection_objects */
void php_runkit_remove_property_from_reflection_objects(zend_class_entry *ce, const char *propname, int propname_len TSRMLS_DC) {
int i;
extern PHPAPI zend_class_entry *reflection_property_ptr;
if (!EG(objects_store).object_buckets) {
return;
}
for (i = 1; i < EG(objects_store).top ; i++) {
if (EG(objects_store).object_buckets[i].valid && (!EG(objects_store).object_buckets[i].destructor_called) &&
EG(objects_store).object_buckets[i].bucket.obj.object) {
zend_object *object;
object = (zend_object *) EG(objects_store).object_buckets[i].bucket.obj.object;
if (object->ce == reflection_property_ptr) {
reflection_object *refl_obj = (reflection_object *) object;
if (refl_obj->ptr && refl_obj->ce == ce) {
property_reference *prop_ref = (property_reference *) refl_obj->ptr;
if (prop_ref->ce == ce && prop_ref->prop.name_length == propname_len &&
!memcmp(prop_ref->prop.name, propname, propname_len)) {
#if RUNKIT_ABOVE53
if (refl_obj->ref_type == REF_TYPE_DYNAMIC_PROPERTY) {
efree((char *)prop_ref->prop.name);
}
efree(refl_obj->ptr);
#else
if (refl_obj->free_ptr) {
efree(refl_obj->ptr);
}
#endif
refl_obj->ptr = NULL;
}
PHP_RUNKIT_UPDATE_REFLECTION_OBJECT_NAME(object, i, RUNKIT_G(removed_property_str));
}
}
}
}
}
/* }}} */
/* ******************
* Properties API *
****************** */
/* {{{ proto bool runkit_default_property_add(string classname, string propname, mixed initialvalue[, int visibility])
Add a property to a class with a given visibility
*/
PHP_FUNCTION(runkit_default_property_add)
{
char *classname, *propname;
int classname_len, propname_len;
zval *value;
long visibility = 0;
int override_in_objects = 0;
visibility = ZEND_ACC_PUBLIC;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s/s/z|l/", &classname, &classname_len, &propname, &propname_len,
&value, &visibility) == FAILURE) {
RETURN_FALSE;
}
override_in_objects = (visibility & PHP_RUNKIT_OVERRIDE_OBJECTS) != 0;
visibility &= ~PHP_RUNKIT_OVERRIDE_OBJECTS;
RETURN_BOOL(php_runkit_def_prop_add(classname, classname_len, propname, propname_len, value, visibility, override_in_objects TSRMLS_CC) == SUCCESS);
}
/* }}} */
/* {{{ proto bool runkit_default_property_remove(string classname, string propname)
Remove a property from a class
*/
PHP_FUNCTION(runkit_default_property_remove)
{
char *classname, *propname;
int classname_len, propname_len;
zend_bool remove_from_objects = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s/s/|b", &classname, &classname_len, &propname, &propname_len,
&remove_from_objects) == FAILURE) {
RETURN_FALSE;
}
RETURN_BOOL(php_runkit_def_prop_remove(classname, classname_len, propname, propname_len,
remove_from_objects TSRMLS_CC) == SUCCESS);
}
/* }}} */
#endif /* PHP_RUNKIT_MANIPULATION */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/