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php5  5.3.10
Defines | Functions | Variables
zend_object_handlers.c File Reference
#include "zend.h"
#include "zend_globals.h"
#include "zend_variables.h"
#include "zend_API.h"
#include "zend_objects.h"
#include "zend_objects_API.h"
#include "zend_object_handlers.h"
#include "zend_interfaces.h"
#include "zend_closures.h"
#include "zend_compile.h"

Go to the source code of this file.

Defines

#define DEBUG_OBJECT_HANDLERS   0
#define Z_OBJ_P(zval_p)   zend_objects_get_address(zval_p TSRMLS_CC)

Functions

ZEND_API HashTablezend_std_get_properties (zval *object TSRMLS_DC)
ZEND_API HashTablezend_std_get_debug_info (zval *object, int *is_temp TSRMLS_DC)
static zval * zend_std_call_getter (zval *object, zval *member TSRMLS_DC)
static int zend_std_call_setter (zval *object, zval *member, zval *value TSRMLS_DC)
static void zend_std_call_unsetter (zval *object, zval *member TSRMLS_DC)
static zval * zend_std_call_issetter (zval *object, zval *member TSRMLS_DC)
static int zend_verify_property_access (zend_property_info *property_info, zend_class_entry *ce TSRMLS_DC)
static zend_bool is_derived_class (zend_class_entry *child_class, zend_class_entry *parent_class)
ZEND_API struct
_zend_property_info
zend_get_property_info (zend_class_entry *ce, zval *member, int silent TSRMLS_DC)
ZEND_API int zend_check_property_access (zend_object *zobj, char *prop_info_name, int prop_info_name_len TSRMLS_DC)
static int zend_get_property_guard (zend_object *zobj, zend_property_info *property_info, zval *member, zend_guard **pguard)
zval * zend_std_read_property (zval *object, zval *member, int type TSRMLS_DC)
static void zend_std_write_property (zval *object, zval *member, zval *value TSRMLS_DC)
zval * zend_std_read_dimension (zval *object, zval *offset, int type TSRMLS_DC)
static void zend_std_write_dimension (zval *object, zval *offset, zval *value TSRMLS_DC)
static int zend_std_has_dimension (zval *object, zval *offset, int check_empty TSRMLS_DC)
static zval ** zend_std_get_property_ptr_ptr (zval *object, zval *member TSRMLS_DC)
static void zend_std_unset_property (zval *object, zval *member TSRMLS_DC)
static void zend_std_unset_dimension (zval *object, zval *offset TSRMLS_DC)
ZEND_API void zend_std_call_user_call (INTERNAL_FUNCTION_PARAMETERS)
static zend_functionzend_check_private_int (zend_function *fbc, zend_class_entry *ce, char *function_name_strval, int function_name_strlen TSRMLS_DC)
ZEND_API int zend_check_private (zend_function *fbc, zend_class_entry *ce, char *function_name_strval, int function_name_strlen TSRMLS_DC)
ZEND_API int zend_check_protected (zend_class_entry *ce, zend_class_entry *scope)
static zend_class_entry * zend_get_function_root_class (zend_function *fbc)
static union _zend_functionzend_get_user_call_function (zend_class_entry *ce, const char *method_name, int method_len)
static union _zend_functionzend_std_get_method (zval **object_ptr, char *method_name, int method_len TSRMLS_DC)
ZEND_API void zend_std_callstatic_user_call (INTERNAL_FUNCTION_PARAMETERS)
static union _zend_functionzend_get_user_callstatic_function (zend_class_entry *ce, const char *method_name, int method_len)
ZEND_API zend_functionzend_std_get_static_method (zend_class_entry *ce, char *function_name_strval, int function_name_strlen TSRMLS_DC)
ZEND_API zval ** zend_std_get_static_property (zend_class_entry *ce, char *property_name, int property_name_len, zend_bool silent TSRMLS_DC)
ZEND_API zend_bool zend_std_unset_static_property (zend_class_entry *ce, char *property_name, int property_name_len TSRMLS_DC)
ZEND_API union _zend_functionzend_std_get_constructor (zval *object TSRMLS_DC)
int zend_compare_symbol_tables_i (HashTable *ht1, HashTable *ht2 TSRMLS_DC)
static int zend_std_compare_objects (zval *o1, zval *o2 TSRMLS_DC)
static int zend_std_has_property (zval *object, zval *member, int has_set_exists TSRMLS_DC)
zend_class_entry * zend_std_object_get_class (const zval *object TSRMLS_DC)
int zend_std_object_get_class_name (const zval *object, char **class_name, zend_uint *class_name_len, int parent TSRMLS_DC)
ZEND_API int zend_std_cast_object_tostring (zval *readobj, zval *writeobj, int type TSRMLS_DC)
int zend_std_get_closure (zval *obj, zend_class_entry **ce_ptr, zend_function **fptr_ptr, zval **zobj_ptr TSRMLS_DC)

Variables

ZEND_API zend_object_handlers std_object_handlers

Define Documentation

#define DEBUG_OBJECT_HANDLERS   0

Definition at line 33 of file zend_object_handlers.c.

#define Z_OBJ_P (   zval_p)    zend_objects_get_address(zval_p TSRMLS_CC)

Definition at line 35 of file zend_object_handlers.c.


Function Documentation

static zend_bool is_derived_class ( zend_class_entry *  child_class,
zend_class_entry *  parent_class 
) [inline, static]

Definition at line 180 of file zend_object_handlers.c.

{
       child_class = child_class->parent;
       while (child_class) {
              if (child_class == parent_class) {
                     return 1;
              }
              child_class = child_class->parent;
       }

       return 0;
}

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ZEND_API int zend_check_private ( zend_function fbc,
zend_class_entry *  ce,
char *  function_name_strval,
int function_name_strlen  TSRMLS_DC 
)

Definition at line 775 of file zend_object_handlers.c.

{
       return zend_check_private_int(fbc, ce, function_name_strval, function_name_strlen TSRMLS_CC) != NULL;
}

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static zend_function* zend_check_private_int ( zend_function fbc,
zend_class_entry *  ce,
char *  function_name_strval,
int function_name_strlen  TSRMLS_DC 
) [inline, static]

Definition at line 740 of file zend_object_handlers.c.

{
       if (!ce) {
              return 0;
       }

       /* We may call a private function if:
        * 1.  The class of our object is the same as the scope, and the private
        *     function (EX(fbc)) has the same scope.
        * 2.  One of our parent classes are the same as the scope, and it contains
        *     a private function with the same name that has the same scope.
        */
       if (fbc->common.scope == ce && EG(scope) == ce) {
              /* rule #1 checks out ok, allow the function call */
              return fbc;
       }


       /* Check rule #2 */
       ce = ce->parent;
       while (ce) {
              if (ce == EG(scope)) {
                     if (zend_hash_find(&ce->function_table, function_name_strval, function_name_strlen+1, (void **) &fbc)==SUCCESS
                            && fbc->op_array.fn_flags & ZEND_ACC_PRIVATE
                            && fbc->common.scope == EG(scope)) {
                            return fbc;
                     }
                     break;
              }
              ce = ce->parent;
       }
       return NULL;
}

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ZEND_API int zend_check_property_access ( zend_object zobj,
char *  prop_info_name,
int prop_info_name_len  TSRMLS_DC 
)

Definition at line 264 of file zend_object_handlers.c.

{
       zend_property_info *property_info;
       char *class_name, *prop_name;
       zval member;

       zend_unmangle_property_name(prop_info_name, prop_info_name_len, &class_name, &prop_name);
       ZVAL_STRING(&member, prop_name, 0);
       property_info = zend_get_property_info(zobj->ce, &member, 1 TSRMLS_CC);
       if (!property_info) {
              return FAILURE;
       }
       if (class_name && class_name[0] != '*') {
              if (!(property_info->flags & ZEND_ACC_PRIVATE)) {
                     /* we we're looking for a private prop but found a non private one of the same name */
                     return FAILURE;
              } else if (strcmp(prop_info_name+1, property_info->name+1)) {
                     /* we we're looking for a private prop but found a private one of the same name but another class */
                     return FAILURE;
              }
       }
       return zend_verify_property_access(property_info, zobj->ce TSRMLS_CC) ? SUCCESS : FAILURE;
}

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ZEND_API int zend_check_protected ( zend_class_entry *  ce,
zend_class_entry *  scope 
)

Definition at line 783 of file zend_object_handlers.c.

{
       zend_class_entry *fbc_scope = ce;

       /* Is the context that's calling the function, the same as one of
        * the function's parents?
        */
       while (fbc_scope) {
              if (fbc_scope==scope) {
                     return 1;
              }
              fbc_scope = fbc_scope->parent;
       }

       /* Is the function's scope the same as our current object context,
        * or any of the parents of our context?
        */
       while (scope) {
              if (scope==ce) {
                     return 1;
              }
              scope = scope->parent;
       }
       return 0;
}

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int zend_compare_symbol_tables_i ( HashTable ht1,
HashTable *ht2  TSRMLS_DC 
)

Definition at line 2030 of file zend_operators.c.

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static zend_class_entry* zend_get_function_root_class ( zend_function fbc) [inline, static]

Definition at line 810 of file zend_object_handlers.c.

{
       return fbc->common.prototype ? fbc->common.prototype->common.scope : fbc->common.scope;
}

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static int zend_get_property_guard ( zend_object zobj,
zend_property_info property_info,
zval *  member,
zend_guard **  pguard 
) [static]

Definition at line 289 of file zend_object_handlers.c.

{
       zend_property_info info;
       zend_guard stub;

       if (!property_info) {
              property_info = &info;
              info.name = Z_STRVAL_P(member);
              info.name_length = Z_STRLEN_P(member);
              info.h = zend_get_hash_value(Z_STRVAL_P(member), Z_STRLEN_P(member) + 1);
       }
       if (!zobj->guards) {
              ALLOC_HASHTABLE(zobj->guards);
              zend_hash_init(zobj->guards, 0, NULL, NULL, 0);
       } else if (zend_hash_quick_find(zobj->guards, property_info->name, property_info->name_length+1, property_info->h, (void **) pguard) == SUCCESS) {
              return SUCCESS;
       }
       stub.in_get = 0;
       stub.in_set = 0;
       stub.in_unset = 0;
       stub.in_isset = 0;
       return zend_hash_quick_add(zobj->guards, property_info->name, property_info->name_length+1, property_info->h, (void**)&stub, sizeof(stub), (void**) pguard);
}

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ZEND_API struct _zend_property_info* zend_get_property_info ( zend_class_entry *  ce,
zval *  member,
int silent  TSRMLS_DC 
) [read]

Definition at line 194 of file zend_object_handlers.c.

{
       zend_property_info *property_info = NULL;
       zend_property_info *scope_property_info;
       zend_bool denied_access = 0;
       ulong h;

       if (Z_STRVAL_P(member)[0] == '\0') {
              if (!silent) {
                     if (Z_STRLEN_P(member) == 0) {
                            zend_error(E_ERROR, "Cannot access empty property");
                     } else {
                            zend_error(E_ERROR, "Cannot access property started with '\\0'");
                     }
              }
              return NULL;
       }
       h = zend_get_hash_value(Z_STRVAL_P(member), Z_STRLEN_P(member) + 1);
       if (zend_hash_quick_find(&ce->properties_info, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, h, (void **) &property_info)==SUCCESS) {
              if(property_info->flags & ZEND_ACC_SHADOW) {
                     /* if it's a shadow - go to access it's private */
                     property_info = NULL;
              } else {
                     if (zend_verify_property_access(property_info, ce TSRMLS_CC)) {
                            if (property_info->flags & ZEND_ACC_CHANGED
                                   && !(property_info->flags & ZEND_ACC_PRIVATE)) {
                                   /* We still need to make sure that we're not in a context
                                    * where the right property is a different 'statically linked' private
                                    * continue checking below...
                                    */
                            } else {
                                   if (!silent && (property_info->flags & ZEND_ACC_STATIC)) {
                                          zend_error(E_STRICT, "Accessing static property %s::$%s as non static", ce->name, Z_STRVAL_P(member));
                                   }
                                   return property_info;
                            }
                     } else {
                            /* Try to look in the scope instead */
                            denied_access = 1;
                     }
              }
       }
       if (EG(scope) != ce
              && is_derived_class(ce, EG(scope))
              && EG(scope)
              && zend_hash_quick_find(&EG(scope)->properties_info, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, h, (void **) &scope_property_info)==SUCCESS
              && scope_property_info->flags & ZEND_ACC_PRIVATE) {
              return scope_property_info;
       } else if (property_info) {
              if (denied_access) {
                     /* Information was available, but we were denied access.  Error out. */
                     if (silent) {
                            return NULL;
                     }
                     zend_error(E_ERROR, "Cannot access %s property %s::$%s", zend_visibility_string(property_info->flags), ce->name, Z_STRVAL_P(member));
              } else {
                     /* fall through, return property_info... */
              }
       } else {
              EG(std_property_info).flags = ZEND_ACC_PUBLIC;
              EG(std_property_info).name = Z_STRVAL_P(member);
              EG(std_property_info).name_length = Z_STRLEN_P(member);
              EG(std_property_info).h = h;
              EG(std_property_info).ce = ce;
              property_info = &EG(std_property_info);
       }
       return property_info;
}

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static union _zend_function* zend_get_user_call_function ( zend_class_entry *  ce,
const char *  method_name,
int  method_len 
) [static, write]

Definition at line 816 of file zend_object_handlers.c.

{
       zend_internal_function *call_user_call = emalloc(sizeof(zend_internal_function));
       call_user_call->type = ZEND_INTERNAL_FUNCTION;
       call_user_call->module = ce->module;
       call_user_call->handler = zend_std_call_user_call;
       call_user_call->arg_info = NULL;
       call_user_call->num_args = 0;
       call_user_call->scope = ce;
       call_user_call->fn_flags = ZEND_ACC_CALL_VIA_HANDLER;
       call_user_call->function_name = estrndup(method_name, method_len);
       call_user_call->pass_rest_by_reference = 0;
       call_user_call->return_reference = ZEND_RETURN_VALUE;

       return (union _zend_function *)call_user_call;
}

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static union _zend_function* zend_get_user_callstatic_function ( zend_class_entry *  ce,
const char *  method_name,
int  method_len 
) [static, write]

Definition at line 951 of file zend_object_handlers.c.

{
       zend_internal_function *callstatic_user_call = emalloc(sizeof(zend_internal_function));
       callstatic_user_call->type     = ZEND_INTERNAL_FUNCTION;
       callstatic_user_call->module   = ce->module;
       callstatic_user_call->handler  = zend_std_callstatic_user_call;
       callstatic_user_call->arg_info = NULL;
       callstatic_user_call->num_args = 0;
       callstatic_user_call->scope    = ce;
       callstatic_user_call->fn_flags = ZEND_ACC_STATIC | ZEND_ACC_PUBLIC | ZEND_ACC_CALL_VIA_HANDLER;
       callstatic_user_call->function_name = estrndup(method_name, method_len);
       callstatic_user_call->pass_rest_by_reference = 0;
       callstatic_user_call->return_reference       = ZEND_RETURN_VALUE;

       return (zend_function *)callstatic_user_call;
}

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static zval* zend_std_call_getter ( zval *  object,
zval *member  TSRMLS_DC 
) [static]

Definition at line 69 of file zend_object_handlers.c.

{
       zval *retval = NULL;
       zend_class_entry *ce = Z_OBJCE_P(object);

       /* __get handler is called with one argument:
             property name

          it should return whether the call was successfull or not
       */

       SEPARATE_ARG_IF_REF(member);

       zend_call_method_with_1_params(&object, ce, &ce->__get, ZEND_GET_FUNC_NAME, &retval, member);

       zval_ptr_dtor(&member);

       if (retval) {
              Z_DELREF_P(retval);
       }

       return retval;
}

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static zval* zend_std_call_issetter ( zval *  object,
zval *member  TSRMLS_DC 
) [static]

Definition at line 140 of file zend_object_handlers.c.

{
       zval *retval = NULL;
       zend_class_entry *ce = Z_OBJCE_P(object);

       /* __isset handler is called with one argument:
             property name

          it should return whether the property is set or not
       */

       SEPARATE_ARG_IF_REF(member);

       zend_call_method_with_1_params(&object, ce, &ce->__isset, ZEND_ISSET_FUNC_NAME, &retval, member);

       zval_ptr_dtor(&member);

       return retval;
}

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static int zend_std_call_setter ( zval *  object,
zval *  member,
zval *value  TSRMLS_DC 
) [static]

Definition at line 94 of file zend_object_handlers.c.

{
       zval *retval = NULL;
       int result;
       zend_class_entry *ce = Z_OBJCE_P(object);

       SEPARATE_ARG_IF_REF(member);
       Z_ADDREF_P(value);

       /* __set handler is called with two arguments:
            property name
            value to be set

          it should return whether the call was successfull or not
       */
       zend_call_method_with_2_params(&object, ce, &ce->__set, ZEND_SET_FUNC_NAME, &retval, member, value);

       zval_ptr_dtor(&member);
       zval_ptr_dtor(&value);

       if (retval) {
              result = i_zend_is_true(retval) ? SUCCESS : FAILURE;
              zval_ptr_dtor(&retval);
              return result;
       } else {
              return FAILURE;
       }
}

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static void zend_std_call_unsetter ( zval *  object,
zval *member  TSRMLS_DC 
) [static]

Definition at line 124 of file zend_object_handlers.c.

{
       zend_class_entry *ce = Z_OBJCE_P(object);

       /* __unset handler is called with one argument:
             property name
       */

       SEPARATE_ARG_IF_REF(member);

       zend_call_method_with_1_params(&object, ce, &ce->__unset, ZEND_UNSET_FUNC_NAME, NULL, member);

       zval_ptr_dtor(&member);
}

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Definition at line 691 of file zend_object_handlers.c.

{
       zend_internal_function *func = (zend_internal_function *)EG(current_execute_data)->function_state.function;
       zval *method_name_ptr, *method_args_ptr;
       zval *method_result_ptr = NULL;
       zend_class_entry *ce = Z_OBJCE_P(this_ptr);

       ALLOC_ZVAL(method_args_ptr);
       INIT_PZVAL(method_args_ptr);
       array_init_size(method_args_ptr, ZEND_NUM_ARGS());

       if (zend_copy_parameters_array(ZEND_NUM_ARGS(), method_args_ptr TSRMLS_CC) == FAILURE) {
              zval_dtor(method_args_ptr);
              zend_error(E_ERROR, "Cannot get arguments for __call");
              RETURN_FALSE;
       }

       ALLOC_ZVAL(method_name_ptr);
       INIT_PZVAL(method_name_ptr);
       ZVAL_STRING(method_name_ptr, func->function_name, 0); /* no dup - it's a copy */

       /* __call handler is called with two arguments:
          method name
          array of method parameters

       */
       zend_call_method_with_2_params(&this_ptr, ce, &ce->__call, ZEND_CALL_FUNC_NAME, &method_result_ptr, method_name_ptr, method_args_ptr);

       if (method_result_ptr) {
              if (Z_ISREF_P(method_result_ptr) || Z_REFCOUNT_P(method_result_ptr) > 1) {
                     RETVAL_ZVAL(method_result_ptr, 1, 1);
              } else {
                     RETVAL_ZVAL(method_result_ptr, 0, 1);
              }
       }

       /* now destruct all auxiliaries */
       zval_ptr_dtor(&method_args_ptr);
       zval_ptr_dtor(&method_name_ptr);

       /* destruct the function also, then - we have allocated it in get_method */
       efree(func);
}

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Definition at line 907 of file zend_object_handlers.c.

{
       zend_internal_function *func = (zend_internal_function *)EG(current_execute_data)->function_state.function;
       zval *method_name_ptr, *method_args_ptr;
       zval *method_result_ptr = NULL;
       zend_class_entry *ce = EG(scope);

       ALLOC_ZVAL(method_args_ptr);
       INIT_PZVAL(method_args_ptr);
       array_init_size(method_args_ptr, ZEND_NUM_ARGS());

       if (zend_copy_parameters_array(ZEND_NUM_ARGS(), method_args_ptr TSRMLS_CC) == FAILURE) {
              zval_dtor(method_args_ptr);
              zend_error(E_ERROR, "Cannot get arguments for " ZEND_CALLSTATIC_FUNC_NAME);
              RETURN_FALSE;
       }

       ALLOC_ZVAL(method_name_ptr);
       INIT_PZVAL(method_name_ptr);
       ZVAL_STRING(method_name_ptr, func->function_name, 0); /* no dup - it's a copy */

       /* __callStatic handler is called with two arguments:
          method name
          array of method parameters
       */
       zend_call_method_with_2_params(NULL, ce, &ce->__callstatic, ZEND_CALLSTATIC_FUNC_NAME, &method_result_ptr, method_name_ptr, method_args_ptr);

       if (method_result_ptr) {
              if (Z_ISREF_P(method_result_ptr) || Z_REFCOUNT_P(method_result_ptr) > 1) {
                     RETVAL_ZVAL(method_result_ptr, 1, 1);
              } else {
                     RETVAL_ZVAL(method_result_ptr, 0, 1);
              }
       }

       /* now destruct all auxiliaries */
       zval_ptr_dtor(&method_args_ptr);
       zval_ptr_dtor(&method_name_ptr);

       /* destruct the function also, then - we have allocated it in get_method */
       efree(func);
}

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ZEND_API int zend_std_cast_object_tostring ( zval *  readobj,
zval *  writeobj,
int type  TSRMLS_DC 
)

Definition at line 1261 of file zend_object_handlers.c.

{
       zval *retval;
       zend_class_entry *ce;

       switch (type) {
              case IS_STRING:
                     ce = Z_OBJCE_P(readobj);
                     if (ce->__tostring &&
                            (zend_call_method_with_0_params(&readobj, ce, &ce->__tostring, "__tostring", &retval) || EG(exception))) {
                            if (EG(exception)) {
                                   if (retval) {
                                          zval_ptr_dtor(&retval);
                                   }
                                   zend_error(E_ERROR, "Method %s::__toString() must not throw an exception", ce->name);
                                   return FAILURE;
                            }
                            if (Z_TYPE_P(retval) == IS_STRING) {
                                   INIT_PZVAL(writeobj);
                                   if (readobj == writeobj) {
                                          zval_dtor(readobj);
                                   }
                                   ZVAL_ZVAL(writeobj, retval, 1, 1);
                                   if (Z_TYPE_P(writeobj) != type) {
                                          convert_to_explicit_type(writeobj, type);
                                   }
                                   return SUCCESS;
                            } else {
                                   zval_ptr_dtor(&retval);
                                   INIT_PZVAL(writeobj);
                                   if (readobj == writeobj) {
                                          zval_dtor(readobj);
                                   }
                                   ZVAL_EMPTY_STRING(writeobj);
                                   zend_error(E_RECOVERABLE_ERROR, "Method %s::__toString() must return a string value", ce->name);
                                   return SUCCESS;
                            }
                     }
                     return FAILURE;
              case IS_BOOL:
                     INIT_PZVAL(writeobj);
                     ZVAL_BOOL(writeobj, 1);
                     return SUCCESS;
              case IS_LONG:
                     ce = Z_OBJCE_P(readobj);
                     zend_error(E_NOTICE, "Object of class %s could not be converted to int", ce->name);
                     INIT_PZVAL(writeobj);
                     if (readobj == writeobj) {
                            zval_dtor(readobj);
                     }
                     ZVAL_LONG(writeobj, 1);
                     return SUCCESS;
              case IS_DOUBLE:
                     ce = Z_OBJCE_P(readobj);
                     zend_error(E_NOTICE, "Object of class %s could not be converted to double", ce->name);
                     INIT_PZVAL(writeobj);
                     if (readobj == writeobj) {
                            zval_dtor(readobj);
                     }
                     ZVAL_DOUBLE(writeobj, 1);
                     return SUCCESS;
              default:
                     INIT_PZVAL(writeobj);
                     Z_TYPE_P(writeobj) = IS_NULL;
                     break;
       }
       return FAILURE;
}

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static int zend_std_compare_objects ( zval *  o1,
zval *o2  TSRMLS_DC 
) [static]

Definition at line 1131 of file zend_object_handlers.c.

{
       zend_object *zobj1, *zobj2;

       zobj1 = Z_OBJ_P(o1);
       zobj2 = Z_OBJ_P(o2);

       if (zobj1->ce != zobj2->ce) {
              return 1; /* different classes */
       }
       return zend_compare_symbol_tables_i(zobj1->properties, zobj2->properties TSRMLS_CC);
}

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int zend_std_get_closure ( zval *  obj,
zend_class_entry **  ce_ptr,
zend_function **  fptr_ptr,
zval **zobj_ptr  TSRMLS_DC 
)

Definition at line 1331 of file zend_object_handlers.c.

{
       zend_class_entry *ce;
       if (Z_TYPE_P(obj) != IS_OBJECT) {
              return FAILURE;
       }

       ce = Z_OBJCE_P(obj);

       if (zend_hash_find(&ce->function_table, ZEND_INVOKE_FUNC_NAME, sizeof(ZEND_INVOKE_FUNC_NAME), (void**)fptr_ptr) == FAILURE) {
              return FAILURE;
       }

       *ce_ptr = ce;
       if ((*fptr_ptr)->common.fn_flags & ZEND_ACC_STATIC) {
              if (zobj_ptr) {
                     *zobj_ptr = NULL;
              }
       } else {
              if (zobj_ptr) {
                     *zobj_ptr = obj;
              }
       }
       return SUCCESS;
}

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ZEND_API union _zend_function* zend_std_get_constructor ( zval *object  TSRMLS_DC) [write]

Definition at line 1092 of file zend_object_handlers.c.

{
       zend_object *zobj = Z_OBJ_P(object);
       zend_function *constructor = zobj->ce->constructor;

       if (constructor) {
              if (constructor->op_array.fn_flags & ZEND_ACC_PUBLIC) {
                     /* No further checks necessary */
              } else if (constructor->op_array.fn_flags & ZEND_ACC_PRIVATE) {
                     /* Ensure that if we're calling a private function, we're allowed to do so.
                      */
                     if (constructor->common.scope != EG(scope)) {
                            if (EG(scope)) {
                                   zend_error(E_ERROR, "Call to private %s::%s() from context '%s'", constructor->common.scope->name, constructor->common.function_name, EG(scope)->name);
                            } else {
                                   zend_error(E_ERROR, "Call to private %s::%s() from invalid context", constructor->common.scope->name, constructor->common.function_name);
                            }
                     }
              } else if ((constructor->common.fn_flags & ZEND_ACC_PROTECTED)) {
                     /* Ensure that if we're calling a protected function, we're allowed to do so.
                      * Constructors only have prototype if they are defined by an interface but
                      * it is the compilers responsibility to take care of the prototype.
                      */
                     if (!zend_check_protected(zend_get_function_root_class(constructor), EG(scope))) {
                            if (EG(scope)) {
                                   zend_error(E_ERROR, "Call to protected %s::%s() from context '%s'", constructor->common.scope->name, constructor->common.function_name, EG(scope)->name);
                            } else {
                                   zend_error(E_ERROR, "Call to protected %s::%s() from invalid context", constructor->common.scope->name, constructor->common.function_name);
                            }
                     }
              }
       }

       return constructor;
}

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ZEND_API HashTable* zend_std_get_debug_info ( zval *  object,
int *is_temp  TSRMLS_DC 
)

Definition at line 62 of file zend_object_handlers.c.

{
       *is_temp = 0;
       return zend_std_get_properties(object TSRMLS_CC);
}

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static union _zend_function* zend_std_get_method ( zval **  object_ptr,
char *  method_name,
int method_len  TSRMLS_DC 
) [static, write]

Definition at line 834 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zend_function *fbc;
       char *lc_method_name;
       zval *object = *object_ptr;
       ALLOCA_FLAG(use_heap)

       lc_method_name = do_alloca(method_len+1, use_heap);
       /* Create a zend_copy_str_tolower(dest, src, src_length); */
       zend_str_tolower_copy(lc_method_name, method_name, method_len);

       zobj = Z_OBJ_P(object);
       if (zend_hash_find(&zobj->ce->function_table, lc_method_name, method_len+1, (void **)&fbc) == FAILURE) {
              free_alloca(lc_method_name, use_heap);
              if (zobj->ce->__call) {
                     return zend_get_user_call_function(zobj->ce, method_name, method_len);
              } else {
                     return NULL;
              }
       }

       /* Check access level */
       if (fbc->op_array.fn_flags & ZEND_ACC_PRIVATE) {
              zend_function *updated_fbc;

              /* Ensure that if we're calling a private function, we're allowed to do so.
               * If we're not and __call() handler exists, invoke it, otherwise error out.
               */
              updated_fbc = zend_check_private_int(fbc, Z_OBJ_HANDLER_P(object, get_class_entry)(object TSRMLS_CC), lc_method_name, method_len TSRMLS_CC);
              if (updated_fbc) {
                     fbc = updated_fbc;
              } else {
                     if (zobj->ce->__call) {
                            fbc = zend_get_user_call_function(zobj->ce, method_name, method_len);
                     } else {
                            zend_error(E_ERROR, "Call to %s method %s::%s() from context '%s'", zend_visibility_string(fbc->common.fn_flags), ZEND_FN_SCOPE_NAME(fbc), method_name, EG(scope) ? EG(scope)->name : "");
                     }
              }
       } else {
              /* Ensure that we haven't overridden a private function and end up calling
               * the overriding public function...
               */
              if (EG(scope) &&
                  is_derived_class(fbc->common.scope, EG(scope)) &&
                  fbc->op_array.fn_flags & ZEND_ACC_CHANGED) {
                     zend_function *priv_fbc;

                     if (zend_hash_find(&EG(scope)->function_table, lc_method_name, method_len+1, (void **) &priv_fbc)==SUCCESS
                            && priv_fbc->common.fn_flags & ZEND_ACC_PRIVATE
                            && priv_fbc->common.scope == EG(scope)) {
                            fbc = priv_fbc;
                     }
              }
              if ((fbc->common.fn_flags & ZEND_ACC_PROTECTED)) {
                     /* Ensure that if we're calling a protected function, we're allowed to do so.
                      * If we're not and __call() handler exists, invoke it, otherwise error out.
                      */
                     if (!zend_check_protected(zend_get_function_root_class(fbc), EG(scope))) {
                            if (zobj->ce->__call) {
                                   fbc = zend_get_user_call_function(zobj->ce, method_name, method_len);
                            } else {
                                   zend_error(E_ERROR, "Call to %s method %s::%s() from context '%s'", zend_visibility_string(fbc->common.fn_flags), ZEND_FN_SCOPE_NAME(fbc), method_name, EG(scope) ? EG(scope)->name : "");
                            }
                     }
              }
       }

       free_alloca(lc_method_name, use_heap);
       return fbc;
}

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ZEND_API HashTable* zend_std_get_properties ( zval *object  TSRMLS_DC)

Definition at line 54 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zobj = Z_OBJ_P(object);
       return zobj->properties;
}

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static zval** zend_std_get_property_ptr_ptr ( zval *  object,
zval *member  TSRMLS_DC 
) [static]

Definition at line 579 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zval tmp_member;
       zval **retval;
       zend_property_info *property_info;

       zobj = Z_OBJ_P(object);

       if (Z_TYPE_P(member) != IS_STRING) {
              tmp_member = *member;
              zval_copy_ctor(&tmp_member);
              convert_to_string(&tmp_member);
              member = &tmp_member;
       }

#if DEBUG_OBJECT_HANDLERS
       fprintf(stderr, "Ptr object #%d property: %s\n", Z_OBJ_HANDLE_P(object), Z_STRVAL_P(member));
#endif

       property_info = zend_get_property_info(zobj->ce, member, (zobj->ce->__get != NULL) TSRMLS_CC);

       if (!property_info || zend_hash_quick_find(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, (void **) &retval) == FAILURE) {
              zval *new_zval;
              zend_guard *guard;

              if (!zobj->ce->__get ||
                     zend_get_property_guard(zobj, property_info, member, &guard) != SUCCESS ||
                     (property_info && guard->in_get)) {
                     /* we don't have access controls - will just add it */
                     new_zval = &EG(uninitialized_zval);

/*                   zend_error(E_NOTICE, "Undefined property: %s", Z_STRVAL_P(member)); */
                     Z_ADDREF_P(new_zval);
                     zend_hash_quick_update(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, &new_zval, sizeof(zval *), (void **) &retval);
              } else {
                     /* we do have getter - fail and let it try again with usual get/set */
                     retval = NULL;
              }
       }
       if (member == &tmp_member) {
              zval_dtor(member);
       }
       return retval;
}

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ZEND_API zend_function* zend_std_get_static_method ( zend_class_entry *  ce,
char *  function_name_strval,
int function_name_strlen  TSRMLS_DC 
) [write]

Definition at line 971 of file zend_object_handlers.c.

{
       zend_function *fbc = NULL;
       char *lc_class_name, *lc_function_name = NULL;
       
       lc_function_name = zend_str_tolower_dup(function_name_strval, function_name_strlen);

       if (function_name_strlen == ce->name_length && ce->constructor) {
              lc_class_name = zend_str_tolower_dup(ce->name, ce->name_length);
              /* Only change the method to the constructor if the constructor isn't called __construct
               * we check for __ so we can be binary safe for lowering, we should use ZEND_CONSTRUCTOR_FUNC_NAME
               */
              if (!memcmp(lc_class_name, lc_function_name, function_name_strlen) && memcmp(ce->constructor->common.function_name, "__", sizeof("__") - 1)) {
                     fbc = ce->constructor;
              }
              efree(lc_class_name);
       }
       if (!fbc && zend_hash_find(&ce->function_table, lc_function_name, function_name_strlen+1, (void **) &fbc)==FAILURE) {
              efree(lc_function_name);

              if (ce->__call &&
                  EG(This) &&
                  Z_OBJ_HT_P(EG(This))->get_class_entry &&
                  instanceof_function(Z_OBJCE_P(EG(This)), ce TSRMLS_CC)) {
                     return zend_get_user_call_function(ce, function_name_strval, function_name_strlen);
              } else if (ce->__callstatic) {
                     return zend_get_user_callstatic_function(ce, function_name_strval, function_name_strlen);
              } else {
                     return NULL;
              }
       }
       efree(lc_function_name);

#if MBO_0
       /* right now this function is used for non static method lookup too */
       /* Is the function static */
       if (!(fbc->common.fn_flags & ZEND_ACC_STATIC)) {
              zend_error(E_ERROR, "Cannot call non static method %s::%s() without object", ZEND_FN_SCOPE_NAME(fbc), fbc->common.function_name);
       }
#endif 
       if (fbc->op_array.fn_flags & ZEND_ACC_PUBLIC) {
              /* No further checks necessary, most common case */
       } else if (fbc->op_array.fn_flags & ZEND_ACC_PRIVATE) {
              zend_function *updated_fbc;

              /* Ensure that if we're calling a private function, we're allowed to do so.
               */
              updated_fbc = zend_check_private_int(fbc, EG(scope), function_name_strval, function_name_strlen TSRMLS_CC);
              if (updated_fbc) {
                     fbc = updated_fbc;
              } else {
                     if (ce->__callstatic) {
                            return zend_get_user_callstatic_function(ce, function_name_strval, function_name_strlen);
                     }
                     zend_error(E_ERROR, "Call to %s method %s::%s() from context '%s'", zend_visibility_string(fbc->common.fn_flags), ZEND_FN_SCOPE_NAME(fbc), function_name_strval, EG(scope) ? EG(scope)->name : "");
              }
       } else if ((fbc->common.fn_flags & ZEND_ACC_PROTECTED)) {
              /* Ensure that if we're calling a protected function, we're allowed to do so.
               */
              if (!zend_check_protected(zend_get_function_root_class(fbc), EG(scope))) {
                     if (ce->__callstatic) {
                            return zend_get_user_callstatic_function(ce, function_name_strval, function_name_strlen);
                     }
                     zend_error(E_ERROR, "Call to %s method %s::%s() from context '%s'", zend_visibility_string(fbc->common.fn_flags), ZEND_FN_SCOPE_NAME(fbc), function_name_strval, EG(scope) ? EG(scope)->name : "");
              }
       }

       return fbc;
}

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ZEND_API zval** zend_std_get_static_property ( zend_class_entry *  ce,
char *  property_name,
int  property_name_len,
zend_bool silent  TSRMLS_DC 
)

Definition at line 1042 of file zend_object_handlers.c.

{
       zval **retval = NULL;
       zend_class_entry *tmp_ce = ce;
       zend_property_info *property_info;
       zend_property_info std_property_info;

       if (zend_hash_find(&ce->properties_info, property_name, property_name_len+1, (void **) &property_info)==FAILURE) {
              std_property_info.flags = ZEND_ACC_PUBLIC;
              std_property_info.name = property_name;
              std_property_info.name_length = property_name_len;
              std_property_info.h = zend_get_hash_value(std_property_info.name, std_property_info.name_length+1);
              std_property_info.ce = ce;
              property_info = &std_property_info;
       }

#if DEBUG_OBJECT_HANDLERS
       zend_printf("Access type for %s::%s is %s\n", ce->name, property_name, zend_visibility_string(property_info->flags));
#endif

       if (!zend_verify_property_access(property_info, ce TSRMLS_CC)) {
              if (!silent) {
                     zend_error(E_ERROR, "Cannot access %s property %s::$%s", zend_visibility_string(property_info->flags), ce->name, property_name);
              }
              return NULL;
       }

       zend_update_class_constants(tmp_ce TSRMLS_CC);

       zend_hash_quick_find(CE_STATIC_MEMBERS(tmp_ce), property_info->name, property_info->name_length+1, property_info->h, (void **) &retval);

       if (!retval) {
              if (silent) {
                     return NULL;
              } else {
                     zend_error(E_ERROR, "Access to undeclared static property: %s::$%s", ce->name, property_name);
              }
       }

       return retval;
}

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static int zend_std_has_dimension ( zval *  object,
zval *  offset,
int check_empty  TSRMLS_DC 
) [static]

Definition at line 548 of file zend_object_handlers.c.

{
       zend_class_entry *ce = Z_OBJCE_P(object);
       zval *retval;
       int result;

       if (instanceof_function_ex(ce, zend_ce_arrayaccess, 1 TSRMLS_CC)) {
              SEPARATE_ARG_IF_REF(offset);
              zend_call_method_with_1_params(&object, ce, NULL, "offsetexists", &retval, offset);
              if (retval) {
                     result = i_zend_is_true(retval);
                     zval_ptr_dtor(&retval);
                     if (check_empty && result && !EG(exception)) {
                            zend_call_method_with_1_params(&object, ce, NULL, "offsetget", &retval, offset);
                            if (retval) {
                                   result = i_zend_is_true(retval);
                                   zval_ptr_dtor(&retval);
                            }
                     }
              } else {
                     result = 0;
              }
              zval_ptr_dtor(&offset);
       } else {
              zend_error(E_ERROR, "Cannot use object of type %s as array", ce->name);
              return 0;
       }
       return result;
}

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static int zend_std_has_property ( zval *  object,
zval *  member,
int has_set_exists  TSRMLS_DC 
) [static]

Definition at line 1145 of file zend_object_handlers.c.

{
       zend_object *zobj;
       int result;
       zval **value;
       zval *tmp_member = NULL;
       zend_property_info *property_info;

       zobj = Z_OBJ_P(object);

       if (Z_TYPE_P(member) != IS_STRING) {
              ALLOC_ZVAL(tmp_member);
              *tmp_member = *member;
              INIT_PZVAL(tmp_member);
              zval_copy_ctor(tmp_member);
              convert_to_string(tmp_member);
              member = tmp_member;
       }

#if DEBUG_OBJECT_HANDLERS
       fprintf(stderr, "Read object #%d property: %s\n", Z_OBJ_HANDLE_P(object), Z_STRVAL_P(member));
#endif

       property_info = zend_get_property_info(zobj->ce, member, 1 TSRMLS_CC);

       if (!property_info || zend_hash_quick_find(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, (void **) &value) == FAILURE) {
              zend_guard *guard;

              result = 0;
              if ((has_set_exists != 2) &&
                  zobj->ce->__isset &&
                  zend_get_property_guard(zobj, property_info, member, &guard) == SUCCESS &&
                  !guard->in_isset) {
                     zval *rv;

                     /* have issetter - try with it! */
                     Z_ADDREF_P(object);
                     if (PZVAL_IS_REF(object)) {
                            SEPARATE_ZVAL(&object);
                     }
                     guard->in_isset = 1; /* prevent circular getting */
                     rv = zend_std_call_issetter(object, member TSRMLS_CC);
                     if (rv) {
                            result = zend_is_true(rv);
                            zval_ptr_dtor(&rv);
                            if (has_set_exists && result) {
                                   if (!EG(exception) && zobj->ce->__get && !guard->in_get) {
                                          guard->in_get = 1;
                                          rv = zend_std_call_getter(object, member TSRMLS_CC);
                                          guard->in_get = 0;
                                          if (rv) {
                                                 Z_ADDREF_P(rv);
                                                 result = i_zend_is_true(rv);
                                                 zval_ptr_dtor(&rv);
                                          } else {
                                                 result = 0;
                                          }
                                   } else {
                                          result = 0;
                                   }
                            }
                     }
                     guard->in_isset = 0;
                     zval_ptr_dtor(&object);
              }
       } else {
              switch (has_set_exists) {
              case 0:
                     result = (Z_TYPE_PP(value) != IS_NULL);
                     break;
              default:
                     result = zend_is_true(*value);
                     break;
              case 2:
                     result = 1;
                     break;
              }
       }

       if (tmp_member) {
              zval_ptr_dtor(&tmp_member);
       }
       return result;
}

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zend_class_entry* zend_std_object_get_class ( const zval *object  TSRMLS_DC)

Definition at line 1231 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zobj = Z_OBJ_P(object);

       return zobj->ce;
}
int zend_std_object_get_class_name ( const zval *  object,
char **  class_name,
zend_uint class_name_len,
int parent  TSRMLS_DC 
)

Definition at line 1240 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zend_class_entry *ce;
       zobj = Z_OBJ_P(object);

       if (parent) {
              if (!zobj->ce->parent) {
                     return FAILURE;
              }
              ce = zobj->ce->parent;
       } else {
              ce = zobj->ce;
       }

       *class_name_len = ce->name_length;
       *class_name = estrndup(ce->name, ce->name_length);
       return SUCCESS;
}
zval* zend_std_read_dimension ( zval *  object,
zval *  offset,
int type  TSRMLS_DC 
)

Definition at line 496 of file zend_object_handlers.c.

{
       zend_class_entry *ce = Z_OBJCE_P(object);
       zval *retval;

       if (instanceof_function_ex(ce, zend_ce_arrayaccess, 1 TSRMLS_CC)) {
              if(offset == NULL) {
                     /* [] construct */
                     ALLOC_INIT_ZVAL(offset);
              } else {
                     SEPARATE_ARG_IF_REF(offset);
              }
              zend_call_method_with_1_params(&object, ce, NULL, "offsetget", &retval, offset);

              zval_ptr_dtor(&offset);

              if (!retval) {
                     if (!EG(exception)) {
                            zend_error(E_ERROR, "Undefined offset for object of type %s used as array", ce->name);
                     }
                     return 0;
              }

              /* Undo PZVAL_LOCK() */
              Z_DELREF_P(retval);

              return retval;
       } else {
              zend_error(E_ERROR, "Cannot use object of type %s as array", ce->name);
              return 0;
       }
}

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zval* zend_std_read_property ( zval *  object,
zval *  member,
int type  TSRMLS_DC 
)

Definition at line 314 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zval *tmp_member = NULL;
       zval **retval;
       zval *rv = NULL;
       zend_property_info *property_info;
       int silent;

       silent = (type == BP_VAR_IS);
       zobj = Z_OBJ_P(object);

       if (Z_TYPE_P(member) != IS_STRING) {
              ALLOC_ZVAL(tmp_member);
              *tmp_member = *member;
              INIT_PZVAL(tmp_member);
              zval_copy_ctor(tmp_member);
              convert_to_string(tmp_member);
              member = tmp_member;
       }

#if DEBUG_OBJECT_HANDLERS
       fprintf(stderr, "Read object #%d property: %s\n", Z_OBJ_HANDLE_P(object), Z_STRVAL_P(member));
#endif

       /* make zend_get_property_info silent if we have getter - we may want to use it */
       property_info = zend_get_property_info(zobj->ce, member, (zobj->ce->__get != NULL) TSRMLS_CC);

       if (!property_info || zend_hash_quick_find(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, (void **) &retval) == FAILURE) {
              zend_guard *guard = NULL;

              if (zobj->ce->__get &&
                  zend_get_property_guard(zobj, property_info, member, &guard) == SUCCESS &&
                  !guard->in_get) {
                     /* have getter - try with it! */
                     Z_ADDREF_P(object);
                     if (PZVAL_IS_REF(object)) {
                            SEPARATE_ZVAL(&object);
                     }
                     guard->in_get = 1; /* prevent circular getting */
                     rv = zend_std_call_getter(object, member TSRMLS_CC);
                     guard->in_get = 0;

                     if (rv) {
                            retval = &rv;
                            if (!Z_ISREF_P(rv) &&
                                (type == BP_VAR_W || type == BP_VAR_RW  || type == BP_VAR_UNSET)) {
                                   if (Z_REFCOUNT_P(rv) > 0) {
                                          zval *tmp = rv;

                                          ALLOC_ZVAL(rv);
                                          *rv = *tmp;
                                          zval_copy_ctor(rv);
                                          Z_UNSET_ISREF_P(rv);
                                          Z_SET_REFCOUNT_P(rv, 0);
                                   }
                                   if (Z_TYPE_P(rv) != IS_OBJECT) {
                                          zend_error(E_NOTICE, "Indirect modification of overloaded property %s::$%s has no effect", zobj->ce->name, Z_STRVAL_P(member));
                                   }
                            }
                     } else {
                            retval = &EG(uninitialized_zval_ptr);
                     }
                     if (EXPECTED(*retval != object)) {
                            zval_ptr_dtor(&object);
                     } else {
                            Z_DELREF_P(object);
                     }
              } else {
                     if (zobj->ce->__get && guard && guard->in_get == 1) {
                            if (Z_STRVAL_P(member)[0] == '\0') {
                                   if (Z_STRLEN_P(member) == 0) {
                                          zend_error(E_ERROR, "Cannot access empty property");
                                   } else {
                                          zend_error(E_ERROR, "Cannot access property started with '\\0'");
                                   }
                            }
                     }
                     if (!silent) {
                            zend_error(E_NOTICE,"Undefined property: %s::$%s", zobj->ce->name, Z_STRVAL_P(member));
                     }
                     retval = &EG(uninitialized_zval_ptr);
              }
       }
       if (tmp_member) {
              Z_ADDREF_PP(retval);
              zval_ptr_dtor(&tmp_member);
              Z_DELREF_PP(retval);
       }
       return *retval;
}

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static void zend_std_unset_dimension ( zval *  object,
zval *offset  TSRMLS_DC 
) [static]

Definition at line 677 of file zend_object_handlers.c.

{
       zend_class_entry *ce = Z_OBJCE_P(object);

       if (instanceof_function_ex(ce, zend_ce_arrayaccess, 1 TSRMLS_CC)) {
              SEPARATE_ARG_IF_REF(offset);
              zend_call_method_with_1_params(&object, ce, NULL, "offsetunset", NULL, offset);
              zval_ptr_dtor(&offset);
       } else {
              zend_error(E_ERROR, "Cannot use object of type %s as array", ce->name);
       }
}

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static void zend_std_unset_property ( zval *  object,
zval *member  TSRMLS_DC 
) [static]

Definition at line 626 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zval *tmp_member = NULL;
       zend_property_info *property_info;

       zobj = Z_OBJ_P(object);

       if (Z_TYPE_P(member) != IS_STRING) {
              ALLOC_ZVAL(tmp_member);
              *tmp_member = *member;
              INIT_PZVAL(tmp_member);
              zval_copy_ctor(tmp_member);
              convert_to_string(tmp_member);
              member = tmp_member;
       }

       property_info = zend_get_property_info(zobj->ce, member, (zobj->ce->__unset != NULL) TSRMLS_CC);

       if (!property_info || zend_hash_quick_del(zobj->properties, property_info->name, property_info->name_length+1, property_info->h) == FAILURE) {
              zend_guard *guard = NULL;

              if (zobj->ce->__unset &&
                  zend_get_property_guard(zobj, property_info, member, &guard) == SUCCESS &&
                  !guard->in_unset) {
                     /* have unseter - try with it! */
                     Z_ADDREF_P(object);
                     if (PZVAL_IS_REF(object)) {
                            SEPARATE_ZVAL(&object);
                     }
                     guard->in_unset = 1; /* prevent circular unsetting */
                     zend_std_call_unsetter(object, member TSRMLS_CC);
                     guard->in_unset = 0;
                     zval_ptr_dtor(&object);
              } else if (zobj->ce->__unset && guard && guard->in_unset == 1) {
                     if (Z_STRVAL_P(member)[0] == '\0') {
                            if (Z_STRLEN_P(member) == 0) {
                                   zend_error(E_ERROR, "Cannot access empty property");
                            } else {
                                   zend_error(E_ERROR, "Cannot access property started with '\\0'");
                            }
                     }
              }
       }

       if (tmp_member) {
              zval_ptr_dtor(&tmp_member);
       }
}

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ZEND_API zend_bool zend_std_unset_static_property ( zend_class_entry *  ce,
char *  property_name,
int property_name_len  TSRMLS_DC 
)

Definition at line 1085 of file zend_object_handlers.c.

{
       zend_error(E_ERROR, "Attempt to unset static property %s::$%s", ce->name, property_name);
       return 0;
}

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static void zend_std_write_dimension ( zval *  object,
zval *  offset,
zval *value  TSRMLS_DC 
) [static]

Definition at line 530 of file zend_object_handlers.c.

{
       zend_class_entry *ce = Z_OBJCE_P(object);

       if (instanceof_function_ex(ce, zend_ce_arrayaccess, 1 TSRMLS_CC)) {
              if (!offset) {
                     ALLOC_INIT_ZVAL(offset);
              } else {
                     SEPARATE_ARG_IF_REF(offset);
              }
              zend_call_method_with_2_params(&object, ce, NULL, "offsetset", NULL, offset, value);
              zval_ptr_dtor(&offset);
       } else {
              zend_error(E_ERROR, "Cannot use object of type %s as array", ce->name);
       }
}

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static void zend_std_write_property ( zval *  object,
zval *  member,
zval *value  TSRMLS_DC 
) [static]

Definition at line 407 of file zend_object_handlers.c.

{
       zend_object *zobj;
       zval *tmp_member = NULL;
       zval **variable_ptr;
       zend_property_info *property_info;

       zobj = Z_OBJ_P(object);

       if (Z_TYPE_P(member) != IS_STRING) {
              ALLOC_ZVAL(tmp_member);
              *tmp_member = *member;
              INIT_PZVAL(tmp_member);
              zval_copy_ctor(tmp_member);
              convert_to_string(tmp_member);
              member = tmp_member;
       }

       property_info = zend_get_property_info(zobj->ce, member, (zobj->ce->__set != NULL) TSRMLS_CC);

       if (property_info && zend_hash_quick_find(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, (void **) &variable_ptr) == SUCCESS) {
              /* if we already have this value there, we don't actually need to do anything */
              if (*variable_ptr != value) {
                     /* if we are assigning reference, we shouldn't move it, but instead assign variable
                        to the same pointer */
                     if (PZVAL_IS_REF(*variable_ptr)) {
                            zval garbage = **variable_ptr; /* old value should be destroyed */

                            /* To check: can't *variable_ptr be some system variable like error_zval here? */
                            Z_TYPE_PP(variable_ptr) = Z_TYPE_P(value);
                            (*variable_ptr)->value = value->value;
                            if (Z_REFCOUNT_P(value) > 0) {
                                   zval_copy_ctor(*variable_ptr);
                            }
                            zval_dtor(&garbage);
                     } else {
                            zval *garbage = *variable_ptr;

                            /* if we assign referenced variable, we should separate it */
                            Z_ADDREF_P(value);
                            if (PZVAL_IS_REF(value)) {
                                   SEPARATE_ZVAL(&value);
                            }
                            *variable_ptr = value;
                            zval_ptr_dtor(&garbage);
                     }
              }
       } else {
              zend_guard *guard = NULL;

              if (zobj->ce->__set &&
                  zend_get_property_guard(zobj, property_info, member, &guard) == SUCCESS &&
                  !guard->in_set) {
                     Z_ADDREF_P(object);
                     if (PZVAL_IS_REF(object)) {
                            SEPARATE_ZVAL(&object);
                     }
                     guard->in_set = 1; /* prevent circular setting */
                     if (zend_std_call_setter(object, member, value TSRMLS_CC) != SUCCESS) {
                            /* for now, just ignore it - __set should take care of warnings, etc. */
                     }
                     guard->in_set = 0;
                     zval_ptr_dtor(&object);
              } else if (property_info) {
                     zval **foo;

                     /* if we assign referenced variable, we should separate it */
                     Z_ADDREF_P(value);
                     if (PZVAL_IS_REF(value)) {
                            SEPARATE_ZVAL(&value);
                     }
                     zend_hash_quick_update(zobj->properties, property_info->name, property_info->name_length+1, property_info->h, &value, sizeof(zval *), (void **) &foo);
              } else if (zobj->ce->__set && guard && guard->in_set == 1) {
                     if (Z_STRVAL_P(member)[0] == '\0') {
                            if (Z_STRLEN_P(member) == 0) {
                                   zend_error(E_ERROR, "Cannot access empty property");
                            } else {
                                   zend_error(E_ERROR, "Cannot access property started with '\\0'");
                            }
                     }
              }
       }

       if (tmp_member) {
              zval_ptr_dtor(&tmp_member);
       }
}

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static int zend_verify_property_access ( zend_property_info property_info,
zend_class_entry *ce  TSRMLS_DC 
) [static]

Definition at line 161 of file zend_object_handlers.c.

{
       switch (property_info->flags & ZEND_ACC_PPP_MASK) {
              case ZEND_ACC_PUBLIC:
                     return 1;
              case ZEND_ACC_PROTECTED:
                     return zend_check_protected(property_info->ce, EG(scope));
              case ZEND_ACC_PRIVATE:
                     if ((ce==EG(scope) || property_info->ce == EG(scope)) && EG(scope)) {
                            return 1;
                     } else {
                            return 0;
                     }
                     break;
       }
       return 0;
}

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Variable Documentation

ZEND_API zend_object_handlers std_object_handlers