diff options
Diffstat (limited to 'Zend/zend_execute.c')
| -rw-r--r-- | Zend/zend_execute.c | 4137 |
1 files changed, 0 insertions, 4137 deletions
diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c deleted file mode 100644 index 44f9a43d00..0000000000 --- a/Zend/zend_execute.c +++ /dev/null @@ -1,4137 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | Zend Engine | - +----------------------------------------------------------------------+ - | Copyright (c) 1998-2003 Zend Technologies Ltd. (http://www.zend.com) | - +----------------------------------------------------------------------+ - | This source file is subject to version 2.00 of the Zend license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.zend.com/license/2_00.txt. | - | If you did not receive a copy of the Zend license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@zend.com so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Andi Gutmans <andi@zend.com> | - | Zeev Suraski <zeev@zend.com> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -#define ZEND_INTENSIVE_DEBUGGING 0 - -#include <stdio.h> -#include <signal.h> - -#include "zend.h" -#include "zend_compile.h" -#include "zend_execute.h" -#include "zend_API.h" -#include "zend_ptr_stack.h" -#include "zend_constants.h" -#include "zend_extensions.h" -#include "zend_fast_cache.h" -#include "zend_execute_locks.h" -#include "zend_ini.h" - -#define get_zval_ptr(node, Ts, should_free, type) _get_zval_ptr(node, Ts, should_free TSRMLS_CC) -#define get_zval_ptr_ptr(node, Ts, type) _get_zval_ptr_ptr(node, Ts TSRMLS_CC) - -/* Prototypes */ -static void zend_fetch_var_address(zend_op *opline, temp_variable *Ts, int type TSRMLS_DC); -static void zend_fetch_dimension_address(znode *result, znode *op1, znode *op2, temp_variable *Ts, int type TSRMLS_DC); -static void zend_fetch_property_address(znode *result, znode *op1, znode *op2, temp_variable *Ts, int type TSRMLS_DC); -static void zend_fetch_dimension_address_from_tmp_var(znode *result, znode *op1, znode *op2, temp_variable *Ts TSRMLS_DC); -static void zend_extension_statement_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC); -static void zend_extension_fcall_begin_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC); -static void zend_extension_fcall_end_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC); - -#define RETURN_VALUE_USED(opline) (!((opline)->result.u.EA.type & EXT_TYPE_UNUSED)) - -#define EX_T(offset) (*(temp_variable *)((char *) EX(Ts) + offset)) -#define T(offset) (*(temp_variable *)((char *) Ts + offset)) - -static inline zval *_get_zval_ptr(znode *node, temp_variable *Ts, zval **should_free TSRMLS_DC) -{ - switch (node->op_type) { - case IS_CONST: - *should_free = 0; - return &node->u.constant; - break; - case IS_TMP_VAR: - return *should_free = &T(node->u.var).tmp_var; - break; - case IS_VAR: - if (T(node->u.var).var.ptr) { - PZVAL_UNLOCK(T(node->u.var).var.ptr); - *should_free = 0; - return T(node->u.var).var.ptr; - } else { - *should_free = &T(node->u.var).tmp_var; - - switch (T(node->u.var).EA.type) { - case IS_STRING_OFFSET: { - temp_variable *T = &T(node->u.var); - zval *str = T->EA.data.str_offset.str; - - if (T->EA.data.str_offset.str->type != IS_STRING - || (T->EA.data.str_offset.offset<0) - || (T->EA.data.str_offset.str->value.str.len <= T->EA.data.str_offset.offset)) { - zend_error(E_NOTICE, "Uninitialized string offset: %d", T->EA.data.str_offset.offset); - T->tmp_var.value.str.val = empty_string; - T->tmp_var.value.str.len = 0; - } else { - char c = str->value.str.val[T->EA.data.str_offset.offset]; - - T->tmp_var.value.str.val = estrndup(&c, 1); - T->tmp_var.value.str.len = 1; - } - PZVAL_UNLOCK(str); - T->tmp_var.refcount=1; - T->tmp_var.is_ref=1; - T->tmp_var.type = IS_STRING; - return &T->tmp_var; - } - break; - } - } - break; - case IS_UNUSED: - *should_free = 0; - return NULL; - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - return NULL; -} - -static inline zval **_get_zval_ptr_ptr(znode *node, temp_variable *Ts TSRMLS_DC) -{ - if (node->op_type==IS_VAR) { - if (T(node->u.var).var.ptr_ptr) { - PZVAL_UNLOCK(*T(node->u.var).var.ptr_ptr); - } else if (T(node->u.var).EA.type==IS_STRING_OFFSET) { - PZVAL_UNLOCK(T(node->u.var).EA.data.str_offset.str); - } - return T(node->u.var).var.ptr_ptr; - } else { - return NULL; - } -} - -static inline zval **zend_fetch_property_address_inner(zval *object, znode *op2, temp_variable *Ts, int type TSRMLS_DC) -{ - zval *prop_ptr = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval **retval = NULL; - zval tmp; - - - switch (op2->op_type) { - case IS_CONST: - /* already a constant string */ - break; - case IS_VAR: - tmp = *prop_ptr; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - prop_ptr = &tmp; - break; - case IS_TMP_VAR: - convert_to_string(prop_ptr); - break; - } - - if (Z_OBJ_HT_P(object)->get_property_ptr != NULL) { - retval = Z_OBJ_HT_P(object)->get_property_ptr(object, prop_ptr TSRMLS_CC); - } - - if (retval == NULL) { - zend_error(E_WARNING, "This object doesn't support property references"); - retval = &EG(error_zval_ptr); - } - - if (prop_ptr == &tmp) { - zval_dtor(prop_ptr); - } - FREE_OP(Ts, op2, EG(free_op2)); - return retval; -} - - - -static inline void zend_switch_free(zend_op *opline, temp_variable *Ts TSRMLS_DC) -{ - switch (opline->op1.op_type) { - case IS_VAR: - if (!T(opline->op1.u.var).var.ptr_ptr) { - get_zval_ptr(&opline->op1, Ts, &EG(free_op1), BP_VAR_R); - FREE_OP(Ts, &opline->op1, EG(free_op1)); - } else { - zval_ptr_dtor(&T(opline->op1.u.var).var.ptr); - if (opline->extended_value) { /* foreach() free */ - zval_ptr_dtor(&T(opline->op1.u.var).var.ptr); - } - } - break; - case IS_TMP_VAR: - zendi_zval_dtor(T(opline->op1.u.var).tmp_var); - break; - EMPTY_SWITCH_DEFAULT_CASE() - } -} - -void zend_assign_to_variable_reference(znode *result, zval **variable_ptr_ptr, zval **value_ptr_ptr, temp_variable *Ts TSRMLS_DC) -{ - zval *variable_ptr; - zval *value_ptr; - - if (!value_ptr_ptr || !variable_ptr_ptr) { - zend_error(E_ERROR, "Cannot create references to/from string offsets nor overloaded objects"); - return; - } - - variable_ptr = *variable_ptr_ptr; - value_ptr = *value_ptr_ptr; - - if (variable_ptr == EG(error_zval_ptr) || value_ptr==EG(error_zval_ptr)) { - variable_ptr_ptr = &EG(uninitialized_zval_ptr); - } else if (variable_ptr != value_ptr) { - variable_ptr->refcount--; - if (variable_ptr->refcount==0) { - zendi_zval_dtor(*variable_ptr); - FREE_ZVAL(variable_ptr); - } - - if (!PZVAL_IS_REF(value_ptr)) { - /* break it away */ - value_ptr->refcount--; - if (value_ptr->refcount>0) { - ALLOC_ZVAL(*value_ptr_ptr); - **value_ptr_ptr = *value_ptr; - value_ptr = *value_ptr_ptr; - zendi_zval_copy_ctor(*value_ptr); - } - value_ptr->refcount = 1; - value_ptr->is_ref = 1; - } - - *variable_ptr_ptr = value_ptr; - value_ptr->refcount++; - } else if (!variable_ptr->is_ref) { - if (variable_ptr_ptr == value_ptr_ptr) { - SEPARATE_ZVAL(variable_ptr_ptr); - } else if (variable_ptr==EG(uninitialized_zval_ptr) - || variable_ptr->refcount>2) { - /* we need to separate */ - variable_ptr->refcount -= 2; - ALLOC_ZVAL(*variable_ptr_ptr); - **variable_ptr_ptr = *variable_ptr; - zval_copy_ctor(*variable_ptr_ptr); - *value_ptr_ptr = *variable_ptr_ptr; - (*variable_ptr_ptr)->refcount = 2; - } - (*variable_ptr_ptr)->is_ref = 1; - } - - if (result && !(result->u.EA.type & EXT_TYPE_UNUSED)) { - T(result->u.var).var.ptr_ptr = variable_ptr_ptr; - SELECTIVE_PZVAL_LOCK(*variable_ptr_ptr, result); - AI_USE_PTR(T(result->u.var).var); - } -} - -static inline void make_real_object(zval **object_ptr TSRMLS_DC) -{ -/* this should modify object only if it's empty */ - if ((*object_ptr)->type == IS_NULL - || ((*object_ptr)->type == IS_BOOL && (*object_ptr)->value.lval==0) - || ((*object_ptr)->type == IS_STRING && (*object_ptr)->value.str.len == 0)) { - if (!PZVAL_IS_REF(*object_ptr)) { - SEPARATE_ZVAL(object_ptr); - } - zend_error(E_NOTICE, "Creating default object from empty value"); - object_init(*object_ptr); - } -} - -static inline zval **get_obj_zval_ptr_ptr(znode *op, temp_variable *Ts, int type TSRMLS_DC) -{ - if (op->op_type == IS_UNUSED) { - if (EG(This)) { - /* this should actually never be modified, _ptr_ptr is modified only when - the object is empty */ - return &EG(This); - } else { - zend_error(E_ERROR, "Using $this when not in object context"); - } - } - return get_zval_ptr_ptr(op, Ts, type); -} - -static inline zval *get_obj_zval_ptr(znode *op, temp_variable *Ts, zval **freeop, int type TSRMLS_DC) -{ - if (op->op_type == IS_UNUSED) { - if (EG(This)) { - return EG(This); - } else { - zend_error(E_ERROR, "Using $this when not in object context"); - } - } - return get_zval_ptr(op, Ts, freeop, type); -} - -static inline void zend_assign_to_object(znode *result, znode *op1, znode *op2, znode *value_op, temp_variable *Ts TSRMLS_DC) -{ - zval **object_ptr = get_obj_zval_ptr_ptr(op1, Ts, BP_VAR_W TSRMLS_CC); - zval *object; - zval *property = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval *free_value; - zval *value = get_zval_ptr(value_op, Ts, &free_value, BP_VAR_R); - zval tmp; - zval **retval = &T(result->u.var).var.ptr; - - make_real_object(object_ptr TSRMLS_CC); /* this should modify object only if it's empty */ - object = *object_ptr; - - if (object->type != IS_OBJECT) { - zend_error(E_WARNING, "Attempt to assign property of non-object"); - FREE_OP(Ts, op2, EG(free_op2)); - *retval = EG(uninitialized_zval_ptr); - - SELECTIVE_PZVAL_LOCK(*retval, result); - PZVAL_UNLOCK(value); - return; - } - - /* here we are sure we are dealing with an object */ - switch (op2->op_type) { - case IS_CONST: - /* already a constant string */ - break; - case IS_VAR: - tmp = *property; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - property = &tmp; - break; - case IS_TMP_VAR: - convert_to_string(property); - break; - } - - if (EG(implicit_clone)) { - SEPARATE_ZVAL_IF_NOT_REF(object_ptr); - object = *object_ptr; - } - /* by now, property is a string */ - - - /* separate our value if necessary */ - if (value_op->op_type == IS_TMP_VAR) { - zval *orig_value = value; - - ALLOC_ZVAL(value); - *value = *orig_value; - value->is_ref = 0; - value->refcount = 0; - } - Z_OBJ_HT_P(object)->write_property(object, property, value TSRMLS_CC); - if (property == &tmp) { - zval_dtor(property); - } - - FREE_OP(Ts, op2, EG(free_op2)); - if (result) { - T(result->u.var).var.ptr = value; - T(result->u.var).var.ptr_ptr = NULL; /* see if we can nuke this */ - SELECTIVE_PZVAL_LOCK(value, result); - } -} - -static inline void zend_assign_to_object_op(znode *result, znode *op1, znode *op2, znode *value_op, temp_variable *Ts, int (*binary_op)(zval *result, zval *op1, zval *op2 TSRMLS_DC) TSRMLS_DC) -{ - zval **object_ptr = get_obj_zval_ptr_ptr(op1, Ts, BP_VAR_W TSRMLS_CC); - zval *object; - zval *property = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval *free_value; - zval *value = get_zval_ptr(value_op, Ts, &free_value, BP_VAR_R); - zval tmp; - zval **retval = &T(result->u.var).var.ptr; - int have_get_ptr = 0; - - T(result->u.var).var.ptr_ptr = NULL; - make_real_object(object_ptr TSRMLS_CC); - object = *object_ptr; - - if (object->type != IS_OBJECT) { - zend_error(E_WARNING, "Attempt to assign property of non-object"); - FREE_OP(Ts, op2, EG(free_op2)); - *retval = EG(uninitialized_zval_ptr); - - SELECTIVE_PZVAL_LOCK(*retval, result); - return; - } - - /* here we are sure we are dealing with an object */ - switch (op2->op_type) { - case IS_CONST: - /* already a constant string */ - break; - case IS_VAR: - tmp = *property; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - property = &tmp; - break; - case IS_TMP_VAR: - convert_to_string(property); - break; - } - - /* here property is a string */ - if (Z_OBJ_HT_P(object)->get_property_zval_ptr) { - zval **zptr = Z_OBJ_HT_P(object)->get_property_zval_ptr(object, property TSRMLS_CC); - if (zptr != NULL) { /* NULL means no success in getting PTR */ - SEPARATE_ZVAL_IF_NOT_REF(zptr); - - have_get_ptr = 1; - binary_op(*zptr, *zptr, value TSRMLS_CC); - *retval = *zptr; - SELECTIVE_PZVAL_LOCK(*retval, result); - } - } - - if (!have_get_ptr) { - zval *z = Z_OBJ_HT_P(object)->read_property(object, property TSRMLS_CC); - SEPARATE_ZVAL_IF_NOT_REF(&z); - binary_op(z, z, value TSRMLS_CC); - Z_OBJ_HT_P(object)->write_property(object, property, z TSRMLS_CC); - *retval = z; - SELECTIVE_PZVAL_LOCK(*retval, result); - if (z->refcount <= 1) { - zval_dtor(z); - } - } - - if (property == &tmp) { - zval_dtor(property); - } - - FREE_OP(Ts, op2, EG(free_op2)); -} - -static inline void zend_assign_to_variable(znode *result, znode *op1, znode *op2, zval *value, int type, temp_variable *Ts TSRMLS_DC) -{ - zval **variable_ptr_ptr = get_zval_ptr_ptr(op1, Ts, BP_VAR_W); - zval *variable_ptr; - - if (!variable_ptr_ptr) { - switch (T(op1->u.var).EA.type) { - case IS_STRING_OFFSET: { - temp_variable *T = &T(op1->u.var); - - if (T->EA.data.str_offset.str->type == IS_STRING) do { - zval tmp; - zval *final_value = value; - - if ((T->EA.data.str_offset.offset < 0)) { - zend_error(E_WARNING, "Illegal string offset: %d", T->EA.data.str_offset.offset); - break; - } - if (T->EA.data.str_offset.offset >= T->EA.data.str_offset.str->value.str.len) { - zend_uint i; - - if (T->EA.data.str_offset.str->value.str.len==0) { - STR_FREE(T->EA.data.str_offset.str->value.str.val); - T->EA.data.str_offset.str->value.str.val = (char *) emalloc(T->EA.data.str_offset.offset+1+1); - } else { - T->EA.data.str_offset.str->value.str.val = (char *) erealloc(T->EA.data.str_offset.str->value.str.val, T->EA.data.str_offset.offset+1+1); - } - for (i=T->EA.data.str_offset.str->value.str.len; i<T->EA.data.str_offset.offset; i++) { - T->EA.data.str_offset.str->value.str.val[i] = ' '; - } - T->EA.data.str_offset.str->value.str.val[T->EA.data.str_offset.offset+1] = 0; - T->EA.data.str_offset.str->value.str.len = T->EA.data.str_offset.offset+1; - } - - if (value->type!=IS_STRING) { - tmp = *value; - if (op2 && op2->op_type == IS_VAR) { - zval_copy_ctor(&tmp); - } - convert_to_string(&tmp); - final_value = &tmp; - } - - T->EA.data.str_offset.str->value.str.val[T->EA.data.str_offset.offset] = final_value->value.str.val[0]; - if (op2 - && op2->op_type == IS_VAR - && value==&T(op2->u.var).tmp_var) { - STR_FREE(value->value.str.val); - } - if (final_value == &tmp) { - zval_dtor(final_value); - } - /* - * the value of an assignment to a string offset is undefined - T(result->u.var).var = &T->EA.data.str_offset.str; - */ - } while (0); - /* zval_ptr_dtor(&T->EA.data.str_offset.str); Nuke this line if it doesn't cause a leak */ - T->tmp_var.type = IS_STRING; - } - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - T(result->u.var).var.ptr_ptr = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(*T(result->u.var).var.ptr_ptr, result); - AI_USE_PTR(T(result->u.var).var); - return; - } - - variable_ptr = *variable_ptr_ptr; - - if (variable_ptr == EG(error_zval_ptr)) { - if (result) { - T(result->u.var).var.ptr_ptr = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(*T(result->u.var).var.ptr_ptr, result); - AI_USE_PTR(T(result->u.var).var); - } - if (type==IS_TMP_VAR) { - zval_dtor(value); - } - return; - } - - if (PZVAL_IS_REF(variable_ptr)) { - if (variable_ptr!=value) { - zend_uint refcount = variable_ptr->refcount; - zval garbage; - - if (type!=IS_TMP_VAR) { - value->refcount++; - } - garbage = *variable_ptr; - *variable_ptr = *value; - variable_ptr->refcount = refcount; - variable_ptr->is_ref = 1; - if (type!=IS_TMP_VAR) { - zendi_zval_copy_ctor(*variable_ptr); - value->refcount--; - } - zendi_zval_dtor(garbage); - } - } else { - variable_ptr->refcount--; - if (variable_ptr->refcount==0) { - switch (type) { - case IS_VAR: - /* break missing intentionally */ - case IS_CONST: - if (variable_ptr==value) { - variable_ptr->refcount++; - } else if (PZVAL_IS_REF(value)) { - zval tmp; - - tmp = *value; - zval_copy_ctor(&tmp); - tmp.refcount=1; - zendi_zval_dtor(*variable_ptr); - *variable_ptr = tmp; - } else { - value->refcount++; - zendi_zval_dtor(*variable_ptr); - safe_free_zval_ptr(variable_ptr); - *variable_ptr_ptr = value; - } - break; - case IS_TMP_VAR: - zendi_zval_dtor(*variable_ptr); - value->refcount=1; - *variable_ptr = *value; - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - } else { /* we need to split */ - switch (type) { - case IS_VAR: - /* break missing intentionally */ - case IS_CONST: - if (PZVAL_IS_REF(value) && value->refcount > 0) { - ALLOC_ZVAL(variable_ptr); - *variable_ptr_ptr = variable_ptr; - *variable_ptr = *value; - zval_copy_ctor(variable_ptr); - variable_ptr->refcount=1; - break; - } - *variable_ptr_ptr = value; - value->refcount++; - break; - case IS_TMP_VAR: - ALLOC_ZVAL(*variable_ptr_ptr); - value->refcount=1; - **variable_ptr_ptr = *value; - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - } - (*variable_ptr_ptr)->is_ref=0; - } - if (result) { - T(result->u.var).var.ptr_ptr = variable_ptr_ptr; - SELECTIVE_PZVAL_LOCK(*variable_ptr_ptr, result); - AI_USE_PTR(T(result->u.var).var); - } -} - - -/* Utility Functions for Extensions */ -static void zend_extension_statement_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC) -{ - if (extension->statement_handler) { - extension->statement_handler(op_array); - } -} - - -static void zend_extension_fcall_begin_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC) -{ - if (extension->fcall_begin_handler) { - extension->fcall_begin_handler(op_array); - } -} - - -static void zend_extension_fcall_end_handler(zend_extension *extension, zend_op_array *op_array TSRMLS_DC) -{ - if (extension->fcall_end_handler) { - extension->fcall_end_handler(op_array); - } -} - - -static void print_refcount(zval *p, char *str) -{ - print_refcount(NULL, NULL); -} - - -static inline HashTable *zend_get_target_symbol_table(zend_op *opline, temp_variable *Ts, int type, zval *variable TSRMLS_DC) -{ - switch (opline->op2.u.EA.type) { - case ZEND_FETCH_LOCAL: - return EG(active_symbol_table); - break; - case ZEND_FETCH_GLOBAL: - /* Don't think this is actually needed. - if (opline->op1.op_type == IS_VAR) { - PZVAL_LOCK(varname); - } -+ */ - return &EG(symbol_table); - break; - case ZEND_FETCH_STATIC: - if (!EG(active_op_array)->static_variables) { - ALLOC_HASHTABLE(EG(active_op_array)->static_variables); - zend_hash_init(EG(active_op_array)->static_variables, 2, NULL, ZVAL_PTR_DTOR, 0); - } - return EG(active_op_array)->static_variables; - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - return NULL; -} - - -static void zend_fetch_var_address(zend_op *opline, temp_variable *Ts, int type TSRMLS_DC) -{ - zval *free_op1; - zval *varname = get_zval_ptr(&opline->op1, Ts, &free_op1, BP_VAR_R); - zval **retval; - zval tmp_varname; - HashTable *target_symbol_table; - - if (varname->type != IS_STRING) { - tmp_varname = *varname; - zval_copy_ctor(&tmp_varname); - convert_to_string(&tmp_varname); - varname = &tmp_varname; - } - - if (opline->op2.u.EA.type == ZEND_FETCH_STATIC_MEMBER) { - target_symbol_table = NULL; - retval = zend_std_get_static_property(T(opline->op2.u.var).EA.class_entry, Z_STRVAL_P(varname), Z_STRLEN_P(varname), 0 TSRMLS_CC); - } else { - target_symbol_table = zend_get_target_symbol_table(opline, Ts, type, varname TSRMLS_CC); - if (!target_symbol_table) { - return; - } - if (zend_hash_find(target_symbol_table, varname->value.str.val, varname->value.str.len+1, (void **) &retval) == FAILURE) { - switch (type) { - case BP_VAR_R: - zend_error(E_NOTICE,"Undefined variable: %s", varname->value.str.val); - /* break missing intentionally */ - case BP_VAR_IS: - retval = &EG(uninitialized_zval_ptr); - break; - case BP_VAR_RW: - zend_error(E_NOTICE,"Undefined variable: %s", varname->value.str.val); - /* break missing intentionally */ - case BP_VAR_W: { - zval *new_zval = &EG(uninitialized_zval); - - new_zval->refcount++; - zend_hash_update(target_symbol_table, varname->value.str.val, varname->value.str.len+1, &new_zval, sizeof(zval *), (void **) &retval); - } - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - } - switch (opline->op2.u.EA.type) { - case ZEND_FETCH_LOCAL: - FREE_OP(Ts, &opline->op1, free_op1); - break; - case ZEND_FETCH_STATIC: - zval_update_constant(retval, (void *) 1 TSRMLS_CC); - break; - } - } - - - if (varname == &tmp_varname) { - zval_dtor(varname); - } - T(opline->result.u.var).var.ptr_ptr = retval; - SELECTIVE_PZVAL_LOCK(*retval, &opline->result); -} - - -static inline zval **zend_fetch_dimension_address_inner(HashTable *ht, znode *op2, temp_variable *Ts, int type TSRMLS_DC) -{ - zval *dim = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval **retval; - char *offset_key; - int offset_key_length; - - switch (dim->type) { - case IS_NULL: - offset_key = ""; - offset_key_length = 0; - goto fetch_string_dim; - case IS_STRING: - offset_key = dim->value.str.val; - offset_key_length = dim->value.str.len; - -fetch_string_dim: - if (zend_hash_find(ht, offset_key, offset_key_length+1, (void **) &retval) == FAILURE) { - switch (type) { - case BP_VAR_R: - zend_error(E_NOTICE,"Undefined index: %s", offset_key); - /* break missing intentionally */ - case BP_VAR_IS: - retval = &EG(uninitialized_zval_ptr); - break; - case BP_VAR_RW: - zend_error(E_NOTICE,"Undefined index: %s", offset_key); - /* break missing intentionally */ - case BP_VAR_W: { - zval *new_zval = &EG(uninitialized_zval); - - new_zval->refcount++; - zend_hash_update(ht, offset_key, offset_key_length+1, &new_zval, sizeof(zval *), (void **) &retval); - } - break; - } - } - break; - case IS_DOUBLE: - case IS_RESOURCE: - case IS_BOOL: - case IS_LONG: { - long index; - - if (dim->type == IS_DOUBLE) { - index = (long)dim->value.dval; - } else { - index = dim->value.lval; - } - if (zend_hash_index_find(ht, index, (void **) &retval) == FAILURE) { - switch (type) { - case BP_VAR_R: - zend_error(E_NOTICE,"Undefined offset: %d", index); - /* break missing intentionally */ - case BP_VAR_IS: - retval = &EG(uninitialized_zval_ptr); - break; - case BP_VAR_RW: - zend_error(E_NOTICE,"Undefined offset: %d", index); - /* break missing intentionally */ - case BP_VAR_W: { - zval *new_zval = &EG(uninitialized_zval); - - new_zval->refcount++; - zend_hash_index_update(ht, index, &new_zval, sizeof(zval *), (void **) &retval); - } - break; - } - } - } - break; - default: - zend_error(E_WARNING, "Illegal offset type"); - if (type == BP_VAR_R || type == BP_VAR_IS) { - retval = &EG(uninitialized_zval_ptr); - } else { - retval = &EG(error_zval_ptr); - } - break; - } - FREE_OP(Ts, op2, EG(free_op2)); - return retval; -} - -static void zend_fetch_dimension_address(znode *result, znode *op1, znode *op2, temp_variable *Ts, int type TSRMLS_DC) -{ - zval **container_ptr = get_zval_ptr_ptr(op1, Ts, type); - zval *container; - zval ***retval = &T(result->u.var).var.ptr_ptr; - - if (!container_ptr) { - if (T(op1->u.var).EA.type == IS_STRING_OFFSET) { - zval *offset; - zend_error(E_WARNING, "Cannot use string offset as an array"); - - offset = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - FREE_OP(Ts, op2, EG(free_op2)); - } - *retval = &EG(error_zval_ptr); - SELECTIVE_PZVAL_LOCK(**retval, result); - return; - } - - container = *container_ptr; - - if (container == EG(error_zval_ptr)) { - *retval = &EG(error_zval_ptr); - SELECTIVE_PZVAL_LOCK(**retval, result); - return; - } - - if (container->type==IS_NULL - || (container->type==IS_BOOL && container->value.lval==0) - || (container->type==IS_STRING && container->value.str.len==0)) { - switch (type) { - case BP_VAR_RW: - case BP_VAR_W: - if (!PZVAL_IS_REF(container)) { - SEPARATE_ZVAL(container_ptr); - container = *container_ptr; - } - array_init(container); - break; - } - } - - switch (container->type) { - case IS_ARRAY: - if ((type==BP_VAR_W || type==BP_VAR_RW) && container->refcount>1 && !PZVAL_IS_REF(container)) { - SEPARATE_ZVAL(container_ptr); - container = *container_ptr; - } - if (op2->op_type == IS_UNUSED) { - zval *new_zval = &EG(uninitialized_zval); - - new_zval->refcount++; - if (zend_hash_next_index_insert(container->value.ht, &new_zval, sizeof(zval *), (void **) retval) == FAILURE) { - zend_error(E_WARNING, "Cannot add element to the array as the next element is already occupied"); - *retval = &EG(uninitialized_zval_ptr); - new_zval->refcount--; - } - } else { - *retval = zend_fetch_dimension_address_inner(container->value.ht, op2, Ts, type TSRMLS_CC); - } - SELECTIVE_PZVAL_LOCK(**retval, result); - break; - case IS_NULL: - /* for read-mode only */ - get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - *retval = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(**retval, result); - FREE_OP(Ts, op2, EG(free_op2)); - if (type==BP_VAR_W || type==BP_VAR_RW) { - zend_error(E_WARNING, "Cannot use a NULL value as an array"); - } - break; - case IS_STRING: { - zval *offset; - zval tmp; - - if (op2->op_type==IS_UNUSED) { - zend_error(E_ERROR, "[] operator not supported for strings"); - } - - offset = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - - if (offset->type != IS_LONG) { - tmp = *offset; - zval_copy_ctor(&tmp); - convert_to_long(&tmp); - offset = &tmp; - } - if (type!=BP_VAR_R && type!=BP_VAR_IS) { - SEPARATE_ZVAL_IF_NOT_REF(container_ptr); - } - container = *container_ptr; - T(result->u.var).EA.data.str_offset.str = container; - PZVAL_LOCK(container); - T(result->u.var).EA.data.str_offset.offset = offset->value.lval; - T(result->u.var).EA.type = IS_STRING_OFFSET; - FREE_OP(Ts, op2, EG(free_op2)); - *retval = NULL; - return; - } - break; - default: { - zval *offset; - - offset = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - if (type==BP_VAR_R || type==BP_VAR_IS) { - *retval = &EG(uninitialized_zval_ptr); - } else { - *retval = &EG(error_zval_ptr); - } - FREE_OP(Ts, op2, EG(free_op2)); - SELECTIVE_PZVAL_LOCK(**retval, result); - if (type==BP_VAR_W || type==BP_VAR_RW) { - zend_error(E_WARNING, "Cannot use a scalar value as an array"); - } - } - break; - } -} - - -static void zend_fetch_dimension_address_from_tmp_var(znode *result, znode *op1, znode *op2, temp_variable *Ts TSRMLS_DC) -{ - zval *free_op1; - zval *container = get_zval_ptr(op1, Ts, &free_op1, BP_VAR_R); - - if (container->type != IS_ARRAY) { - T(result->u.var).var.ptr_ptr = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(*T(result->u.var).var.ptr_ptr, result); - return; - } - - T(result->u.var).var.ptr_ptr = zend_fetch_dimension_address_inner(container->value.ht, op2, Ts, BP_VAR_R TSRMLS_CC); - SELECTIVE_PZVAL_LOCK(*T(result->u.var).var.ptr_ptr, result); -} - -static void zend_fetch_property_address(znode *result, znode *op1, znode *op2, temp_variable *Ts, int type TSRMLS_DC) -{ - zval **container_ptr = get_obj_zval_ptr_ptr(op1, Ts, type TSRMLS_CC); - zval *container; - zval ***retval = &T(result->u.var).var.ptr_ptr; - - container = *container_ptr; - if (container == EG(error_zval_ptr)) { - *retval = &EG(error_zval_ptr); - SELECTIVE_PZVAL_LOCK(**retval, result); - return; - } - /* this should modify object only if it's empty */ - if (container->type == IS_NULL - || (container->type == IS_BOOL && container->value.lval==0) - || (container->type == IS_STRING && container->value.str.len == 0)) { - switch (type) { - case BP_VAR_RW: - case BP_VAR_W: - if (!PZVAL_IS_REF(container)) { - SEPARATE_ZVAL(container_ptr); - container = *container_ptr; - } - object_init(container); - break; - } - } - - if (container->type != IS_OBJECT) { - zval *offset; - - offset = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - FREE_OP(Ts, op2, EG(free_op2)); - if (type == BP_VAR_R || type == BP_VAR_IS) { - *retval = &EG(uninitialized_zval_ptr); - } else { - *retval = &EG(error_zval_ptr); - } - SELECTIVE_PZVAL_LOCK(**retval, result); - return; - } - - - if ((type==BP_VAR_W || type==BP_VAR_RW) && container->refcount>1 && !PZVAL_IS_REF(container)) { - SEPARATE_ZVAL(container_ptr); - container = *container_ptr; - } - *retval = zend_fetch_property_address_inner(container, op2, Ts, type TSRMLS_CC); - SELECTIVE_PZVAL_LOCK(**retval, result); -} - -static void zend_fetch_property_address_read(znode *result, znode *op1, znode *op2, temp_variable *Ts, int type TSRMLS_DC) -{ - zval *container; - zval **retval; - - retval = &T(result->u.var).var.ptr; - T(result->u.var).var.ptr_ptr = retval; - - container = get_obj_zval_ptr(op1, Ts, &EG(free_op1), type TSRMLS_CC); - - if (container == EG(error_zval_ptr)) { - *retval = EG(error_zval_ptr); - SELECTIVE_PZVAL_LOCK(*retval, result); - return; - } - - - if (container->type != IS_OBJECT) { - zend_error(E_NOTICE, "Trying to get property of non-object"); - - if (type==BP_VAR_R || type==BP_VAR_IS) { - *retval = EG(uninitialized_zval_ptr); - } else { - *retval = EG(error_zval_ptr); - } - } else { - zval *offset; - zval tmp; - - offset = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - switch (op2->op_type) { - case IS_CONST: - /* already a constant string */ - break; - case IS_VAR: - tmp = *offset; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - offset = &tmp; - break; - case IS_TMP_VAR: - convert_to_string(offset); - break; - } - - /* here we are sure we are dealing with an object */ - *retval = Z_OBJ_HT_P(container)->read_property(container, offset TSRMLS_CC); - if (offset == &tmp) { - zval_dtor(offset); - } - FREE_OP(Ts, op2, EG(free_op2)); - } - - SELECTIVE_PZVAL_LOCK(*retval, result); - return; -} - -static void zend_pre_incdec_property(znode *result, znode *op1, znode *op2, temp_variable * Ts, int (*incdec_op)(zval *) TSRMLS_DC) -{ - zval **object_ptr = get_obj_zval_ptr_ptr(op1, Ts, BP_VAR_W TSRMLS_CC); - zval *object; - zval *property = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval **retval = &T(result->u.var).var.ptr; - int have_get_ptr = 0; - - make_real_object(object_ptr TSRMLS_CC); /* this should modify object only if it's empty */ - object = *object_ptr; - - if (object->type != IS_OBJECT) { - zend_error(E_WARNING, "Attempt to increment/decrement property of non-object"); - FREE_OP(Ts, op2, EG(free_op2)); - *retval = EG(uninitialized_zval_ptr); - - SELECTIVE_PZVAL_LOCK(*retval, result); - return; - } - - /* here we are sure we are dealing with an object */ - - if (Z_OBJ_HT_P(object)->get_property_zval_ptr) { - zval **zptr = Z_OBJ_HT_P(object)->get_property_zval_ptr(object, property TSRMLS_CC); - if (zptr != NULL) { /* NULL means no success in getting PTR */ - SEPARATE_ZVAL_IF_NOT_REF(zptr); - - have_get_ptr = 1; - incdec_op(*zptr); - *retval = *zptr; - SELECTIVE_PZVAL_LOCK(*retval, result); - } - } - - if (!have_get_ptr) { - zval *z = Z_OBJ_HT_P(object)->read_property(object, property TSRMLS_CC); - SEPARATE_ZVAL_IF_NOT_REF(&z); - incdec_op(z); - Z_OBJ_HT_P(object)->write_property(object, property, z TSRMLS_CC); - if (z->refcount <= 1) { - zval_dtor(z); - } - } - - FREE_OP(Ts, op2, EG(free_op2)); -} - -static void zend_post_incdec_property(znode *result, znode *op1, znode *op2, temp_variable * Ts, int (*incdec_op)(zval *) TSRMLS_DC) -{ - zval **object_ptr = get_obj_zval_ptr_ptr(op1, Ts, BP_VAR_W TSRMLS_CC); - zval *object; - zval *property = get_zval_ptr(op2, Ts, &EG(free_op2), BP_VAR_R); - zval *retval = &T(result->u.var).tmp_var; - int have_get_ptr = 0; - - make_real_object(object_ptr TSRMLS_CC); /* this should modify object only if it's empty */ - object = *object_ptr; - - if (object->type != IS_OBJECT) { - zend_error(E_WARNING, "Attempt to increment/decrement property of non-object"); - FREE_OP(Ts, op2, EG(free_op2)); - *retval = *EG(uninitialized_zval_ptr); - return; - } - - /* here we are sure we are dealing with an object */ - - if (Z_OBJ_HT_P(object)->get_property_zval_ptr) { - zval **zptr = Z_OBJ_HT_P(object)->get_property_zval_ptr(object, property TSRMLS_CC); - if (zptr != NULL) { /* NULL means no success in getting PTR */ - have_get_ptr = 1; - SEPARATE_ZVAL_IF_NOT_REF(zptr); - - *retval = **zptr; - zendi_zval_copy_ctor(*retval); - - incdec_op(*zptr); - - } - } - - if (!have_get_ptr) { - zval *z = Z_OBJ_HT_P(object)->read_property(object, property TSRMLS_CC); - SEPARATE_ZVAL_IF_NOT_REF(&z); - *retval = *z; - zendi_zval_copy_ctor(*retval); - incdec_op(z); - Z_OBJ_HT_P(object)->write_property(object, property, z TSRMLS_CC); - if (z->refcount <= 1) { - zval_dtor(z); - } - } - - FREE_OP(Ts, op2, EG(free_op2)); -} - - -#if ZEND_INTENSIVE_DEBUGGING - -#define CHECK_SYMBOL_TABLES() \ - zend_hash_apply(&EG(symbol_table), (apply_func_t) zend_check_symbol TSRMLS_CC); \ - if (&EG(symbol_table)!=EG(active_symbol_table)) { \ - zend_hash_apply(EG(active_symbol_table), (apply_func_t) zend_check_symbol TSRMLS_CC); \ - } - -static int zend_check_symbol(zval **pz TSRMLS_DC) -{ - if (Z_TYPE_PP(pz) > 9) { - fprintf(stderr, "Warning! %x has invalid type!\n", *pz); - } else if (Z_TYPE_PP(pz) == IS_ARRAY) { - zend_hash_apply(Z_ARRVAL_PP(pz), (apply_func_t) zend_check_symbol TSRMLS_CC); - } else if (Z_TYPE_PP(pz) == IS_OBJECT) { - - /* OBJ-TBI - doesn't support new object model! */ - zend_hash_apply(Z_OBJPROP_PP(pz), (apply_func_t) zend_check_symbol TSRMLS_CC); - } - - return 0; -} - - -#else -#define CHECK_SYMBOL_TABLES() -#endif - -#define NEXT_OPCODE() \ - CHECK_SYMBOL_TABLES() \ - EX(opline)++; \ - return 0; /* CHECK_ME */ - -#define RETURN_FROM_EXECUTE_LOOP(execute_data) \ - free_alloca(EX(Ts)); \ - EG(in_execution) = EX(original_in_execution); \ - EG(current_execute_data) = EX(prev_execute_data); \ - return 1; /* CHECK_ME */ - -opcode_handler_t zend_opcode_handlers[512]; - -ZEND_API void execute_internal(zend_execute_data *execute_data_ptr, int return_value_used TSRMLS_DC) -{ - ((zend_internal_function *) execute_data_ptr->function_state.function)->handler(execute_data_ptr->opline->extended_value, (*(temp_variable *)((char *) execute_data_ptr->Ts + execute_data_ptr->opline->result.u.var)).var.ptr, execute_data_ptr->object, return_value_used TSRMLS_CC); -} - -ZEND_API void execute(zend_op_array *op_array TSRMLS_DC) -{ - zend_execute_data execute_data; - - /* Initialize execute_data */ - EX(fbc) = NULL; - EX(object) = NULL; - EX(Ts) = (temp_variable *) do_alloca(sizeof(temp_variable)*op_array->T); - EX(op_array) = op_array; - EX(original_in_execution) = EG(in_execution); - EX(prev_execute_data) = EG(current_execute_data); - EG(current_execute_data) = &execute_data; - - EG(in_execution) = 1; - if (op_array->start_op) { - EX(opline) = op_array->start_op; - } else { - EX(opline) = op_array->opcodes; - } - - if (op_array->uses_this && EG(This)) { - EG(This)->refcount++; /* For $this pointer */ - if (zend_hash_add(EG(active_symbol_table), "this", sizeof("this"), &EG(This), sizeof(zval *), NULL)==FAILURE) { - EG(This)->refcount--; - } - } - - EG(opline_ptr) = &EX(opline); - - EX(function_state).function = (zend_function *) op_array; - EG(function_state_ptr) = &EX(function_state); -#if ZEND_DEBUG - /* function_state.function_symbol_table is saved as-is to a stack, - * which is an intentional UMR. Shut it up if we're in DEBUG. - */ - EX(function_state).function_symbol_table = NULL; -#endif - if(EG(active_namespace) != op_array->ns) { - zend_switch_namespace(op_array->ns TSRMLS_CC); - } - - while (1) { -#ifdef ZEND_WIN32 - if (EG(timed_out)) { - zend_timeout(0); - } -#endif - - zend_clean_garbage(TSRMLS_C); - if (EX(opline)->handler(&execute_data, op_array TSRMLS_CC)) { - return; - } - } - zend_error(E_ERROR, "Arrived at end of main loop which shouldn't happen"); -} - -/* CHECK_ME */ -#undef EX -#define EX(element) execute_data->element - -int zend_add_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - add_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_sub_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - sub_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_mul_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - mul_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_div_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - div_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_mod_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - mod_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_sl_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - shift_left_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_sr_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - shift_right_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_concat_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - concat_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_identical_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_identical_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_not_identical_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_not_identical_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_equal_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_equal_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_not_equal_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_not_equal_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_smaller_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_smaller_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_is_smaller_or_equal_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - is_smaller_or_equal_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_bw_or_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - bitwise_or_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_bw_and_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - bitwise_and_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_bw_xor_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - bitwise_xor_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_bool_xor_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - boolean_xor_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - NEXT_OPCODE(); -} - - -int zend_bw_not_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - bitwise_not_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -int zend_bool_not_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - boolean_not_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R) TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -inline int zend_binary_assign_op_helper(void *binary_op_arg, ZEND_OPCODE_HANDLER_ARGS) -{ - zval **var_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_RW); - int (*binary_op)(zval *result, zval *op1, zval *op2 TSRMLS_DC) = binary_op_arg; - - if (!var_ptr) { - zend_error(E_ERROR, "Cannot use assign-op operators with overloaded objects nor string offsets"); - } - - if (*var_ptr == EG(error_zval_ptr)) { - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr, &EX(opline)->result); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); - } - - SEPARATE_ZVAL_IF_NOT_REF(var_ptr); - - binary_op(*var_ptr, *var_ptr, get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - EX_T(EX(opline)->result.u.var).var.ptr_ptr = var_ptr; - SELECTIVE_PZVAL_LOCK(*var_ptr, &EX(opline)->result); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - - NEXT_OPCODE(); -} - - -int zend_assign_add_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(add_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_sub_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(sub_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_mul_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(mul_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_div_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(div_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_mod_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(mod_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_sl_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(shift_left_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_sr_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(shift_right_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_concat_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(concat_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_bw_or_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(bitwise_or_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_bw_and_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(bitwise_and_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_bw_xor_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_binary_assign_op_helper(bitwise_xor_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_assign_add_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), add_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_sub_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), sub_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_mul_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), mul_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_div_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), div_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_mod_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), mod_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_sl_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), shift_left_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_sr_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), shift_right_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_concat_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), concat_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_bw_or_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), bitwise_or_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_bw_and_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), bitwise_and_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_bw_xor_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object_op(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts), bitwise_xor_function TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_pre_inc_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_pre_incdec_property(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), increment_function TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_pre_dec_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_pre_incdec_property(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), decrement_function TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_post_inc_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_post_incdec_property(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), increment_function TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_post_dec_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_post_incdec_property(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), decrement_function TSRMLS_CC); - NEXT_OPCODE(); -} - - -inline int zend_incdec_op_helper(void *incdec_op_arg, ZEND_OPCODE_HANDLER_ARGS) -{ - zval **var_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_RW); - int (*incdec_op)(zval *op1) = incdec_op_arg; - - if (!var_ptr) { - zend_error(E_ERROR, "Cannot increment/decrement overloaded objects nor string offsets"); - } - if (*var_ptr == EG(error_zval_ptr)) { - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EG(uninitialized_zval_ptr); - SELECTIVE_PZVAL_LOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr, &EX(opline)->result); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); - } - - switch (EX(opline)->opcode) { - case ZEND_POST_INC: - case ZEND_POST_DEC: - EX_T(EX(opline)->result.u.var).tmp_var = **var_ptr; - zendi_zval_copy_ctor(EX_T(EX(opline)->result.u.var).tmp_var); - break; - } - - SEPARATE_ZVAL_IF_NOT_REF(var_ptr); - - incdec_op(*var_ptr); - - switch (EX(opline)->opcode) { - case ZEND_PRE_INC: - case ZEND_PRE_DEC: - EX_T(EX(opline)->result.u.var).var.ptr_ptr = var_ptr; - SELECTIVE_PZVAL_LOCK(*var_ptr, &EX(opline)->result); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - break; - } - NEXT_OPCODE(); -} - - -int zend_pre_inc_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_incdec_op_helper(increment_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_pre_dec_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_incdec_op_helper(decrement_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_post_inc_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_incdec_op_helper(increment_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_post_dec_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_incdec_op_helper(decrement_function, ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_print_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_print_variable(get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R)); - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = 1; - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_LONG; - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -int zend_echo_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_print_variable(get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R)); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -int zend_fetch_r_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_w_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_W TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_rw_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_RW TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_func_arg_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->extended_value, EX(fbc), EX(fbc)->common.arg_types)) { - /* Behave like FETCH_W */ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_W TSRMLS_CC); - } else { - /* Behave like FETCH_R */ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - } - NEXT_OPCODE(); -} - - -int zend_fetch_unset_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_R TSRMLS_CC); - PZVAL_UNLOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - if (EX_T(EX(opline)->result.u.var).var.ptr_ptr != &EG(uninitialized_zval_ptr)) { - SEPARATE_ZVAL_IF_NOT_REF(EX_T(EX(opline)->result.u.var).var.ptr_ptr); - } - PZVAL_LOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - NEXT_OPCODE(); -} - - -int zend_fetch_is_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_var_address(EX(opline), EX(Ts), BP_VAR_IS TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_r_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (EX(opline)->extended_value == ZEND_FETCH_ADD_LOCK) { - PZVAL_LOCK(*EX_T(EX(opline)->op1.u.var).var.ptr_ptr); - } - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_w_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_W TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_rw_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_RW TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_is_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_IS TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_func_arg_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->extended_value, EX(fbc), EX(fbc)->common.arg_types)) { - /* Behave like FETCH_DIM_W */ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_W TSRMLS_CC); - } else { - /* Behave like FETCH_DIM_R, except for locking used for list() */ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - } - NEXT_OPCODE(); -} - - -int zend_fetch_dim_unset_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - /* Not needed in DIM_UNSET - if (EX(opline)->extended_value == ZEND_FETCH_ADD_LOCK) { - PZVAL_LOCK(*EX_T(EX(opline)->op1.u.var).var.ptr_ptr); - } - */ - zend_fetch_dimension_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - PZVAL_UNLOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - if (EX_T(EX(opline)->result.u.var).var.ptr_ptr != &EG(uninitialized_zval_ptr)) { - SEPARATE_ZVAL_IF_NOT_REF(EX_T(EX(opline)->result.u.var).var.ptr_ptr); - } - PZVAL_LOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - NEXT_OPCODE(); -} - - -int zend_fetch_obj_r_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_property_address_read(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_obj_w_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_property_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_W TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_obj_rw_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_property_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_RW TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_fetch_obj_is_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_property_address_read(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_IS TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_fetch_obj_func_arg_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->extended_value, EX(fbc), EX(fbc)->common.arg_types)) { - /* Behave like FETCH_OBJ_W */ - zend_fetch_property_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_W TSRMLS_CC); - } else { - zend_fetch_property_address_read(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - } - NEXT_OPCODE(); -} - - -int zend_fetch_obj_unset_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_property_address(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts), BP_VAR_R TSRMLS_CC); - - PZVAL_UNLOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - if (EX_T(EX(opline)->result.u.var).var.ptr_ptr != &EG(uninitialized_zval_ptr)) { - SEPARATE_ZVAL_IF_NOT_REF(EX_T(EX(opline)->result.u.var).var.ptr_ptr); - } - PZVAL_LOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - NEXT_OPCODE(); -} - - -int zend_fetch_dim_tmp_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_fetch_dimension_address_from_tmp_var(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, EX(Ts) TSRMLS_CC); - AI_USE_PTR(EX_T(EX(opline)->result.u.var).var); - NEXT_OPCODE(); -} - - -int zend_make_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *value, *value2; - - value = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - switch (EX(opline)->op1.op_type) { - case IS_TMP_VAR: - value2 = value; - ALLOC_ZVAL(value); - *value = *value2; - value->is_ref = 0; - value->refcount = 0; /* lock will increase this */ - break; - case IS_CONST: - value2 = value; - ALLOC_ZVAL(value); - *value = *value2; - zval_copy_ctor(value); - value->is_ref = 0; - value->refcount = 0; /* lock will increase this */ - break; - } - - EX_T(EX(opline)->result.u.var).var.ptr = value; - PZVAL_LOCK(EX_T(EX(opline)->result.u.var).var.ptr); - - NEXT_OPCODE(); -} - - -int zend_assign_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *op_data = EX(opline)+1; - zend_assign_to_object(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, &op_data->op1, EX(Ts) TSRMLS_CC); - /* assign_obj has two opcodes! */ - EX(opline)++; - NEXT_OPCODE(); -} - - -int zend_assign_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *value; - value = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - zend_assign_to_variable(&EX(opline)->result, &EX(opline)->op1, &EX(opline)->op2, value, (EG(free_op2)?IS_TMP_VAR:EX(opline)->op2.op_type), EX(Ts) TSRMLS_CC); - /* zend_assign_to_variable() always takes care of op2, never free it! */ - - NEXT_OPCODE(); -} - - -int zend_assign_ref_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **value_ptr_ptr = get_zval_ptr_ptr(&EX(opline)->op2, EX(Ts), BP_VAR_W); - - zend_assign_to_variable_reference(&EX(opline)->result, get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_W), value_ptr_ptr, EX(Ts) TSRMLS_CC); - - NEXT_OPCODE(); -} - - -int zend_jmp_handler(ZEND_OPCODE_HANDLER_ARGS) -{ -#if DEBUG_ZEND>=2 - printf("Jumping to %d\n", EX(opline)->op1.u.opline_num); -#endif - EX(opline) = EX(opline)->op1.u.jmp_addr; - return 0; /* CHECK_ME */ -} - - -int zend_jmpz_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - znode *op1 = &EX(opline)->op1; - - if (!i_zend_is_true(get_zval_ptr(op1, EX(Ts), &EG(free_op1), BP_VAR_R))) { -#if DEBUG_ZEND>=2 - printf("Conditional jmp to %d\n", EX(opline)->op2.u.opline_num); -#endif - EX(opline) = EX(opline)->op2.u.jmp_addr; - FREE_OP(EX(Ts), op1, EG(free_op1)); - return 0; /* CHECK_ME */ - } - FREE_OP(EX(Ts), op1, EG(free_op1)); - - NEXT_OPCODE(); -} - - -int zend_jmpnz_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - znode *op1 = &EX(opline)->op1; - - if (zend_is_true(get_zval_ptr(op1, EX(Ts), &EG(free_op1), BP_VAR_R))) { -#if DEBUG_ZEND>=2 - printf("Conditional jmp to %d\n", EX(opline)->op2.u.opline_num); -#endif - EX(opline) = EX(opline)->op2.u.jmp_addr; - FREE_OP(EX(Ts), op1, EG(free_op1)); - return 0; /* CHECK_ME */ - } - FREE_OP(EX(Ts), op1, EG(free_op1)); - - NEXT_OPCODE(); -} - - -int zend_jmpznz_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - znode *res = &EX(opline)->op1; - - if (zend_is_true(get_zval_ptr(res, EX(Ts), &EG(free_op1), BP_VAR_R))) { -#if DEBUG_ZEND>=2 - printf("Conditional jmp on true to %d\n", EX(opline)->extended_value); -#endif - EX(opline) = &op_array->opcodes[EX(opline)->extended_value]; - } else { -#if DEBUG_ZEND>=2 - printf("Conditional jmp on false to %d\n", EX(opline)->op2.u.opline_num); -#endif - EX(opline) = &op_array->opcodes[EX(opline)->op2.u.opline_num]; - } - FREE_OP(EX(Ts), res, EG(free_op1)); - - return 0; /* CHECK_ME */ -} - - -int zend_jmpz_ex_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *original_opline = EX(opline); - int retval = zend_is_true(get_zval_ptr(&original_opline->op1, EX(Ts), &EG(free_op1), BP_VAR_R)); - - FREE_OP(EX(Ts), &original_opline->op1, EG(free_op1)); - EX_T(original_opline->result.u.var).tmp_var.value.lval = retval; - EX_T(original_opline->result.u.var).tmp_var.type = IS_BOOL; - if (!retval) { -#if DEBUG_ZEND>=2 - printf("Conditional jmp to %d\n", EX(opline)->op2.u.opline_num); -#endif - EX(opline) = EX(opline)->op2.u.jmp_addr; - return 0; /* CHECK_ME */ - } - NEXT_OPCODE(); -} - - -int zend_jmpnz_ex_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op *original_opline = EX(opline); - int retval = zend_is_true(get_zval_ptr(&original_opline->op1, EX(Ts), &EG(free_op1), BP_VAR_R)); - - FREE_OP(EX(Ts), &original_opline->op1, EG(free_op1)); - EX_T(original_opline->result.u.var).tmp_var.value.lval = retval; - EX_T(original_opline->result.u.var).tmp_var.type = IS_BOOL; - if (retval) { -#if DEBUG_ZEND>=2 - printf("Conditional jmp to %d\n", EX(opline)->op2.u.opline_num); -#endif - EX(opline) = EX(opline)->op2.u.jmp_addr; - return 0; /* CHECK_ME */ - } - NEXT_OPCODE(); -} - - -int zend_free_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zendi_zval_dtor(EX_T(EX(opline)->op1.u.var).tmp_var); - NEXT_OPCODE(); -} - - -int zend_init_string_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - EX_T(EX(opline)->result.u.var).tmp_var.value.str.val = emalloc(1); - EX_T(EX(opline)->result.u.var).tmp_var.value.str.val[0] = 0; - EX_T(EX(opline)->result.u.var).tmp_var.value.str.len = 0; - EX_T(EX(opline)->result.u.var).tmp_var.refcount = 1; - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_STRING; - EX_T(EX(opline)->result.u.var).tmp_var.is_ref = 0; - NEXT_OPCODE(); -} - - -int zend_add_char_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - add_char_to_string(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_NA), - &EX(opline)->op2.u.constant); - /* FREE_OP is missing intentionally here - we're always working on the same temporary variable */ - NEXT_OPCODE(); -} - - -int zend_add_string_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - add_string_to_string(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_NA), - &EX(opline)->op2.u.constant); - /* FREE_OP is missing intentionally here - we're always working on the same temporary variable */ - NEXT_OPCODE(); -} - - -int zend_add_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *var = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - zval var_copy; - int use_copy; - - zend_make_printable_zval(var, &var_copy, &use_copy); - if (use_copy) { - var = &var_copy; - } - add_string_to_string( &EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_NA), - var); - if (use_copy) { - zval_dtor(var); - } - /* original comment, possibly problematic: - * FREE_OP is missing intentionally here - we're always working on the same temporary variable - * (Zeev): I don't think it's problematic, we only use variables - * which aren't affected by FREE_OP(Ts, )'s anyway, unless they're - * string offsets or overloaded objects - */ - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - - NEXT_OPCODE(); -} - - -int zend_import_function_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry *ce; - zend_function *function; - - ce = EX_T(EX(opline)->op1.u.var).EA.class_entry; - - if (EX(opline)->op2.op_type != IS_UNUSED) { - char *function_name_strval; - int function_name_strlen; - - function_name_strval = EX(opline)->op2.u.constant.value.str.val; - function_name_strlen = EX(opline)->op2.u.constant.value.str.len; - - if (zend_hash_find(&ce->function_table, function_name_strval, function_name_strlen + 1, (void **) &function)==FAILURE) { - zend_error(E_ERROR, "Import: function %s() not found", function_name_strval); - } - if (zend_hash_add(EG(function_table), function_name_strval, function_name_strlen + 1, function, sizeof(zend_function), NULL) == FAILURE) { - zend_error(E_ERROR, "Import: function %s() already exists in current scope", function_name_strval); - } - function_add_ref(function); - } else { - zend_function tmp_zend_function; - - zend_hash_copy(EG(function_table), &ce->function_table, (copy_ctor_func_t) function_add_ref, &tmp_zend_function, sizeof(zend_function)); - } - NEXT_OPCODE(); -} - - -int zend_import_class_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry *ce; - zend_class_entry **import_ce; - - ce = EX_T(EX(opline)->op1.u.var).EA.class_entry; - - if (EX(opline)->op2.op_type != IS_UNUSED) { - char *class_name_strval; - int class_name_strlen; - - class_name_strval = EX(opline)->op2.u.constant.value.str.val; - class_name_strlen = EX(opline)->op2.u.constant.value.str.len; - - if (zend_hash_find(&ce->class_table, class_name_strval, class_name_strlen + 1, (void **) &import_ce)==FAILURE) { - zend_error(E_ERROR, "Import: class %s not found", class_name_strval); - } - if (zend_hash_add(EG(class_table), class_name_strval, class_name_strlen + 1, import_ce, sizeof(zend_class_entry *), NULL) == FAILURE) { - zend_error(E_ERROR, "Import: class %s already exists in current scope", class_name_strval); - } - zend_class_add_ref(import_ce); - } else { - zend_class_entry *tmp_zend_class_entry; - - zend_hash_copy(EG(class_table), &ce->class_table, (copy_ctor_func_t) zend_class_add_ref, &tmp_zend_class_entry, sizeof(zend_class_entry *)); - } - - NEXT_OPCODE(); -} - - -int zend_import_const_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry *ce; - zval **import_constant; - zend_constant c; - - ce = EX_T(EX(opline)->op1.u.var).EA.class_entry; - if (EX(opline)->op2.op_type != IS_UNUSED) { - char *const_name_strval; - int const_name_strlen; - - const_name_strval = EX(opline)->op2.u.constant.value.str.val; - const_name_strlen = EX(opline)->op2.u.constant.value.str.len; - - if (zend_hash_find(&ce->constants_table, const_name_strval, const_name_strlen + 1, (void **) &import_constant)==FAILURE) { - zend_error(E_ERROR, "Import: constant %s not found", const_name_strval); - } - c.value = **import_constant; - zval_copy_ctor(&c.value); - c.flags = CONST_CS; - c.name = zend_strndup(const_name_strval, const_name_strlen); - c.name_len = const_name_strlen + 1; - - if (zend_register_constant(&c TSRMLS_CC) == FAILURE) { - zend_error(E_ERROR, "Import: unable to register constant %s", const_name_strval); - } - } else { - HashPosition pos; - char *key; - uint key_length; - int key_type; - ulong dummy; - - zend_hash_internal_pointer_reset_ex(&ce->constants_table, &pos); - while (zend_hash_get_current_data_ex(&ce->constants_table, (void **)&import_constant, &pos) == SUCCESS) { - key_type = zend_hash_get_current_key_ex(&ce->constants_table, &key, &key_length, &dummy, 0, &pos); - - c.value = **import_constant; - zval_copy_ctor(&c.value); - c.flags = CONST_CS; - c.name = zend_strndup(key, key_length - 1); - c.name_len = key_length; - - if (zend_register_constant(&c TSRMLS_CC) == FAILURE) { - zend_error(E_ERROR, "Import: unable to register constant %s", key); - } - zend_hash_move_forward_ex(&ce->constants_table, &pos); - } - } - NEXT_OPCODE(); -} - - -int zend_fetch_class_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry **pce; - zend_bool is_const; - char *class_name_strval; - zend_uint class_name_strlen; - zval *class_name; - zval tmp; - int retval; - - if (EX(opline)->op2.op_type == IS_UNUSED) { - if (EX(opline)->extended_value == ZEND_FETCH_CLASS_SELF) { - if (!EG(scope)) { - zend_error(E_ERROR, "Cannot access self:: when no class scope is active"); - } - EX_T(EX(opline)->result.u.var).EA.class_entry = EG(scope); - NEXT_OPCODE(); - } else if (EX(opline)->extended_value == ZEND_FETCH_CLASS_MAIN) { - EX_T(EX(opline)->result.u.var).EA.class_entry = EG(global_namespace_ptr); - NEXT_OPCODE(); - } else if (EX(opline)->extended_value == ZEND_FETCH_CLASS_PARENT) { - if (!EG(scope)) { - zend_error(E_ERROR, "Cannot access parent:: when no class scope is active"); - } - if (!EG(scope)->parent) { - zend_error(E_ERROR, "Cannot access parent:: when current class scope has no parent"); - } - EX_T(EX(opline)->result.u.var).EA.class_entry = EG(scope)->parent; - NEXT_OPCODE(); - } - } - - is_const = (EX(opline)->op2.op_type == IS_CONST); - - if (is_const) { - class_name_strval = EX(opline)->op2.u.constant.value.str.val; - class_name_strlen = EX(opline)->op2.u.constant.value.str.len; - } else { - class_name = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - tmp = *class_name; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - zend_str_tolower(tmp.value.str.val, tmp.value.str.len); - - class_name_strval = tmp.value.str.val; - class_name_strlen = tmp.value.str.len; - } - - if (EX(opline)->op1.op_type == IS_UNUSED && EX(opline)->extended_value != ZEND_FETCH_CLASS_GLOBAL) { - retval = zend_lookup_class(class_name_strval, class_name_strlen, &pce TSRMLS_CC); - - if(retval == FAILURE) { - /* try namespace */ - if(zend_hash_find(&EG(global_namespace_ptr)->class_table, class_name_strval, class_name_strlen+1, (void **)&pce) == SUCCESS && (*pce)->type == ZEND_NAMESPACE) { - retval = SUCCESS; - } - } - - } else { - zend_namespace *ns; - /* Looking for namespace */ - if(EX(opline)->extended_value == ZEND_FETCH_CLASS_GLOBAL) { - ns = EG(global_namespace_ptr); - } else { - if (zend_hash_find(&EG(global_namespace_ptr)->class_table, EX(opline)->op1.u.constant.value.str.val, EX(opline)->op1.u.constant.value.str.len+1, (void **)&pce) == FAILURE || (*pce)->type != ZEND_NAMESPACE) { - zend_error(E_ERROR, "Namespace '%s' not found", EX(opline)->op1.u.constant.value.str.val); - } - ns = *pce; - } - retval = zend_hash_find(&ns->class_table, class_name_strval, class_name_strlen+1, (void **)&pce); - } - - if (retval == FAILURE) { - zend_error(E_ERROR, "Class '%s' not found", class_name_strval); - } else { - EX_T(EX(opline)->result.u.var).EA.class_entry = *pce; - } - if (!is_const) { - zval_dtor(&tmp); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - } - NEXT_OPCODE(); -} - - -int zend_init_ctor_call_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_ptr_stack_n_push(&EG(arg_types_stack), 3, EX(fbc), EX(object), EX(calling_scope)); - - if (EX(opline)->op1.op_type == IS_VAR) { - SELECTIVE_PZVAL_LOCK(*EX_T(EX(opline)->op1.u.var).var.ptr_ptr, &EX(opline)->op1); - } - - /* We are not handling overloaded classes right now */ - EX(object) = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - if (!PZVAL_IS_REF(EX(object))) { - EX(object)->refcount++; /* For $this pointer */ - } else { - zval *this_ptr; - - ALLOC_ZVAL(this_ptr); - *this_ptr = *EX(object); - INIT_PZVAL(this_ptr); - zval_copy_ctor(this_ptr); - EX(object) = this_ptr; - } - - EX(fbc) = EX(fbc_constructor); - if (EX(fbc)->type == ZEND_USER_FUNCTION) { /* HACK!! */ - EX(calling_scope) = EX(fbc)->common.scope; - } else { - EX(calling_scope) = NULL; - } - - NEXT_OPCODE(); -} - - -int zend_init_method_call_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *function_name; - char *function_name_strval; - int function_name_strlen; - - zend_ptr_stack_n_push(&EG(arg_types_stack), 3, EX(fbc), EX(object), EX(calling_scope)); - - function_name = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - function_name_strval = function_name->value.str.val; - function_name_strlen = function_name->value.str.len; - - EX(calling_scope) = EG(scope); - - EX(object) = get_obj_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R TSRMLS_CC); - - if (EX(object) && EX(object)->type == IS_OBJECT) { - /* First, locate the function. */ - EX(fbc) = Z_OBJ_HT_P(EX(object))->get_method(EX(object), function_name_strval, function_name_strlen TSRMLS_CC); - if (!EX(fbc)) { - zend_error(E_ERROR, "Call to undefined method %s::%s()", Z_OBJ_CLASS_NAME_P(EX(object)), function_name_strval); - } - } else { - zend_error(E_ERROR, "Call to a member function %s() on a non-object", function_name_strval); - } - - if (EX(fbc)->common.fn_flags & ZEND_ACC_STATIC) { - EX(object) = NULL; - } else { - if (!PZVAL_IS_REF(EX(object))) { - EX(object)->refcount++; /* For $this pointer */ - } else { - zval *this_ptr; - ALLOC_ZVAL(this_ptr); - *this_ptr = *EX(object); - INIT_PZVAL(this_ptr); - zval_copy_ctor(this_ptr); - EX(object) = this_ptr; - } - } - - if (EX(fbc)->type == ZEND_USER_FUNCTION) { - EX(calling_scope) = EX(fbc)->common.scope; - } else { - EX(calling_scope) = NULL; - } - - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - - NEXT_OPCODE(); -} - - -int zend_init_static_method_call_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *function_name; - zval tmp; - zend_class_entry *ce; - zend_bool is_const; - char *function_name_strval; - int function_name_strlen; - - zend_ptr_stack_n_push(&EG(arg_types_stack), 3, EX(fbc), EX(object), EX(calling_scope)); - - is_const = (EX(opline)->op2.op_type == IS_CONST); - - if (is_const) { - function_name_strval = EX(opline)->op2.u.constant.value.str.val; - function_name_strlen = EX(opline)->op2.u.constant.value.str.len; - } else { - function_name = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - tmp = *function_name; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - zend_str_tolower(tmp.value.str.val, tmp.value.str.len); - - function_name_strval = tmp.value.str.val; - function_name_strlen = tmp.value.str.len; - } - - ce = EX_T(EX(opline)->op1.u.var).EA.class_entry; - - EX(fbc) = zend_std_get_static_method(ce, function_name_strval, function_name_strlen TSRMLS_CC); - EX(calling_scope) = EX(fbc)->common.scope; - - if (!is_const) { - zval_dtor(&tmp); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - } - - if (EX(fbc)->common.fn_flags & ZEND_ACC_STATIC) { - EX(object) = NULL; - } else { - if ((EX(object) = EG(This))) { - EX(object)->refcount++; - } - } - - NEXT_OPCODE(); -} - - -int zend_init_fcall_by_name_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *function_name; - zend_function *function; - zval tmp; - zend_bool is_const; - char *function_name_strval; - int function_name_strlen; - - zend_ptr_stack_n_push(&EG(arg_types_stack), 3, EX(fbc), EX(object), EX(calling_scope)); - - is_const = (EX(opline)->op2.op_type == IS_CONST); - - if (is_const) { - function_name_strval = EX(opline)->op2.u.constant.value.str.val; - function_name_strlen = EX(opline)->op2.u.constant.value.str.len; - } else { - function_name = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - tmp = *function_name; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - zend_str_tolower(tmp.value.str.val, tmp.value.str.len); - - function_name_strval = tmp.value.str.val; - function_name_strlen = tmp.value.str.len; - } - - - do { - /* - if (EG(scope)) { - if (zend_hash_find(&EG(scope)->function_table, function_name_strval, function_name_strlen+1, (void **) &function) == SUCCESS) { - if ((EX(object) = EG(This))) { - EX(object)->refcount++; - } - EX(calling_scope) = EG(scope); - break; - } - } - */ - if (zend_hash_find(EG(function_table), function_name_strval, function_name_strlen+1, (void **) &function)==FAILURE) { - /* try global space also */ - if(zend_hash_find(&EG(global_namespace_ptr)->function_table, function_name_strval, function_name_strlen+1, (void **) &function)==FAILURE) { - zend_error(E_ERROR, "Call to undefined function: %s()", function_name_strval); - } - } - EX(calling_scope) = function->common.scope; - EX(object) = NULL; - } while (0); - - if (!is_const) { - zval_dtor(&tmp); - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - } - EX(fbc) = function; - - NEXT_OPCODE(); -} - - -int zend_do_fcall_common_helper(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **original_return_value; - zend_class_entry *current_scope; - zval *current_this; - int return_value_used = RETURN_VALUE_USED(EX(opline)); - zend_namespace *active_namespace = EG(active_namespace); - - zend_ptr_stack_n_push(&EG(argument_stack), 2, (void *) EX(opline)->extended_value, NULL); - - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr; - - current_this = EG(This); - EG(This) = EX(object); - current_scope = EG(scope); - EG(scope) = EX(calling_scope); - - if (EX(function_state).function->type == ZEND_INTERNAL_FUNCTION) { - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - INIT_ZVAL(*(EX_T(EX(opline)->result.u.var).var.ptr)); - - if (!zend_execute_internal) { - /* saves one function call if zend_execute_internal is not used */ - ((zend_internal_function *) EX(function_state).function)->handler(EX(opline)->extended_value, EX_T(EX(opline)->result.u.var).var.ptr, EX(object), return_value_used TSRMLS_CC); - } else { - zend_execute_internal(execute_data, return_value_used TSRMLS_CC); - } - - EG(current_execute_data) = execute_data; - EX_T(EX(opline)->result.u.var).var.ptr->is_ref = 0; - EX_T(EX(opline)->result.u.var).var.ptr->refcount = 1; - if (!return_value_used) { - zval_ptr_dtor(&EX_T(EX(opline)->result.u.var).var.ptr); - } - } else if (EX(function_state).function->type == ZEND_USER_FUNCTION) { - HashTable *calling_symbol_table; - - EX_T(EX(opline)->result.u.var).var.ptr = NULL; - if (EG(symtable_cache_ptr)>=EG(symtable_cache)) { - /*printf("Cache hit! Reusing %x\n", symtable_cache[symtable_cache_ptr]);*/ - EX(function_state).function_symbol_table = *(EG(symtable_cache_ptr)--); - } else { - ALLOC_HASHTABLE(EX(function_state).function_symbol_table); - zend_hash_init(EX(function_state).function_symbol_table, 0, NULL, ZVAL_PTR_DTOR, 0); - /*printf("Cache miss! Initialized %x\n", function_state.function_symbol_table);*/ - } - calling_symbol_table = EG(active_symbol_table); - EG(active_symbol_table) = EX(function_state).function_symbol_table; - original_return_value = EG(return_value_ptr_ptr); - EG(return_value_ptr_ptr) = EX_T(EX(opline)->result.u.var).var.ptr_ptr; - EG(active_op_array) = (zend_op_array *) EX(function_state).function; - - zend_execute(EG(active_op_array) TSRMLS_CC); - - if (return_value_used && !EX_T(EX(opline)->result.u.var).var.ptr) { - if (!EG(exception)) { - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - INIT_ZVAL(*EX_T(EX(opline)->result.u.var).var.ptr); - } - } else if (!return_value_used && EX_T(EX(opline)->result.u.var).var.ptr) { - zval_ptr_dtor(&EX_T(EX(opline)->result.u.var).var.ptr); - } - - EG(opline_ptr) = &EX(opline); - EG(active_op_array) = op_array; - EG(return_value_ptr_ptr)=original_return_value; - if (EG(symtable_cache_ptr)>=EG(symtable_cache_limit)) { - zend_hash_destroy(EX(function_state).function_symbol_table); - FREE_HASHTABLE(EX(function_state).function_symbol_table); - } else { - *(++EG(symtable_cache_ptr)) = EX(function_state).function_symbol_table; - zend_hash_clean(*EG(symtable_cache_ptr)); - } - EG(active_symbol_table) = calling_symbol_table; - } else { /* ZEND_OVERLOADED_FUNCTION */ - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - INIT_ZVAL(*(EX_T(EX(opline)->result.u.var).var.ptr)); - - /* Not sure what should be done here if it's a static method */ - if (EX(object)) { - Z_OBJ_HT_P(EX(object))->call_method(EX(fbc)->common.function_name, EX(opline)->extended_value, EX_T(EX(opline)->result.u.var).var.ptr, EX(object), return_value_used TSRMLS_CC); - } else { - zend_error(E_ERROR, "Cannot call overloaded function for non-object"); - } - - efree(EX(fbc)); - if (!return_value_used) { - zval_ptr_dtor(&EX_T(EX(opline)->result.u.var).var.ptr); - } - } - if (EG(This)) { - zval_ptr_dtor(&EG(This)); - } - EG(This) = current_this; - EG(scope) = current_scope; - zend_ptr_stack_n_pop(&EG(arg_types_stack), 3, &EX(calling_scope), &EX(object), &EX(fbc)); - - if(EG(active_namespace) != active_namespace) { - zend_switch_namespace(active_namespace TSRMLS_CC); - } - EX(function_state).function = (zend_function *) op_array; - EG(function_state_ptr) = &EX(function_state); - zend_ptr_stack_clear_multiple(TSRMLS_C); - - if (EG(exception)) { - if (EX(opline)->op2.u.opline_num == -1) { - RETURN_FROM_EXECUTE_LOOP(execute_data); - } else { - EX(opline) = &op_array->opcodes[EX(opline)->op2.u.opline_num]; - return 0; /* CHECK_ME */ - } - } - - NEXT_OPCODE(); -} - - -int zend_do_fcall_by_name_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - EX(function_state).function = EX(fbc); - return zend_do_fcall_common_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_do_fcall_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *fname = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - zend_ptr_stack_n_push(&EG(arg_types_stack), 3, EX(fbc), EX(object), EX(calling_scope)); - - do { - /* - if (EG(scope)) { - if (zend_hash_find(&EG(scope)->function_table, fname->value.str.val, fname->value.str.len+1, (void **) &EX(function_state).function) == SUCCESS) { - if ((EX(object) = EG(This))) { - EX(object)->refcount++; - } - EX(calling_scope) = EG(scope); - break; - } - } - */ - if (zend_hash_find(EG(function_table), fname->value.str.val, fname->value.str.len+1, (void **) &EX(function_state).function)==FAILURE) { - zend_error(E_ERROR, "Unknown function: %s()\n", fname->value.str.val); - } - EX(object) = NULL; - EX(calling_scope) = EX(function_state).function->common.scope; - } while (0); - - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - - return zend_do_fcall_common_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_return_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *retval_ptr; - zval **retval_ptr_ptr; - - if ((EG(active_op_array)->return_reference == ZEND_RETURN_REF) && - (EX(opline)->op1.op_type != IS_CONST) && - (EX(opline)->op1.op_type != IS_TMP_VAR)) { - - retval_ptr_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_W); - - if (!retval_ptr_ptr) { - zend_error(E_ERROR, "Cannot return overloaded elements or string offsets by reference"); - } - - SEPARATE_ZVAL_TO_MAKE_IS_REF(retval_ptr_ptr); - (*retval_ptr_ptr)->refcount++; - - (*EG(return_value_ptr_ptr)) = (*retval_ptr_ptr); - } else { - retval_ptr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - if (!EG(free_op1)) { /* Not a temp var */ - if (PZVAL_IS_REF(retval_ptr) && retval_ptr->refcount > 0) { - ALLOC_ZVAL(*(EG(return_value_ptr_ptr))); - **EG(return_value_ptr_ptr) = *retval_ptr; - (*EG(return_value_ptr_ptr))->is_ref = 0; - (*EG(return_value_ptr_ptr))->refcount = 1; - zval_copy_ctor(*EG(return_value_ptr_ptr)); - } else { - *EG(return_value_ptr_ptr) = retval_ptr; - retval_ptr->refcount++; - } - } else { - ALLOC_ZVAL(*(EG(return_value_ptr_ptr))); - **EG(return_value_ptr_ptr) = *retval_ptr; - (*EG(return_value_ptr_ptr))->refcount = 1; - (*EG(return_value_ptr_ptr))->is_ref = 0; - } - } - RETURN_FROM_EXECUTE_LOOP(execute_data); -} - - -int zend_throw_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *value; - zval *exception; - - value = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - if (value->type != IS_OBJECT) { - zend_error(E_ERROR, "Can only throw objects"); - } - /* Not sure if a complete copy is what we want here */ - MAKE_STD_ZVAL(exception); - *exception = *value; - if (!EG(free_op1)) { - zval_copy_ctor(exception); - } - INIT_PZVAL(exception); - EG(exception) = exception; - - if (EX(opline)->op2.u.opline_num == -1) { - RETURN_FROM_EXECUTE_LOOP(execute_data); - } else { - EX(opline) = &op_array->opcodes[EX(opline)->op2.u.opline_num]; - return 0; /* CHECK_ME */ - } - NEXT_OPCODE(); -} - - -int zend_catch_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry *ce; - - /* Check if this is really an exception, if not, jump over code */ - if (EG(exception) == NULL) { - EX(opline) = &op_array->opcodes[EX(opline)->extended_value]; - return 0; /* CHECK_ME */ - } - ce = Z_OBJCE_P(EG(exception)); - if (ce != EX_T(EX(opline)->op1.u.var).EA.class_entry) { - while (ce->parent) { - if (ce->parent == EX_T(EX(opline)->op1.u.var).EA.class_entry) { - goto exception_should_be_taken; - } - ce = ce->parent; - } - EX(opline) = &op_array->opcodes[EX(opline)->extended_value]; - return 0; /* CHECK_ME */ - } - -exception_should_be_taken: - zend_hash_update(EG(active_symbol_table), EX(opline)->op2.u.constant.value.str.val, - EX(opline)->op2.u.constant.value.str.len+1, &EG(exception), sizeof(zval *), (void **) NULL); - EG(exception) = NULL; - NEXT_OPCODE(); -} - - -int zend_send_val_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (EX(opline)->extended_value==ZEND_DO_FCALL_BY_NAME - && ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->op2.u.opline_num, EX(fbc), EX(fbc)->common.arg_types)) { - zend_error(E_ERROR, "Cannot pass parameter %d by reference", EX(opline)->op2.u.opline_num); - } - { - zval *valptr; - zval *value; - - value = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - ALLOC_ZVAL(valptr); - *valptr = *value; - if (!EG(free_op1)) { - zval_copy_ctor(valptr); - } - INIT_PZVAL(valptr); - zend_ptr_stack_push(&EG(argument_stack), valptr); - } - NEXT_OPCODE(); -} - - -inline int zend_send_by_var_helper(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *varptr; - varptr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - if (varptr == &EG(uninitialized_zval)) { - ALLOC_ZVAL(varptr); - INIT_ZVAL(*varptr); - varptr->refcount = 0; - } else if (PZVAL_IS_REF(varptr)) { - zval *original_var = varptr; - - ALLOC_ZVAL(varptr); - *varptr = *original_var; - varptr->is_ref = 0; - varptr->refcount = 0; - zval_copy_ctor(varptr); - } - varptr->refcount++; - zend_ptr_stack_push(&EG(argument_stack), varptr); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); /* for string offsets */ - - NEXT_OPCODE(); -} - - -int zend_send_var_no_ref_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (EX(opline)->extended_value & ZEND_ARG_COMPILE_TIME_BOUND) { /* Had function_ptr at compile_time */ - if (!(EX(opline)->extended_value & ZEND_ARG_SEND_BY_REF)) { - return zend_send_by_var_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); - } - } else if (!ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->op2.u.opline_num, EX(fbc), EX(fbc)->common.arg_types)) { - return zend_send_by_var_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); - } - { - zval *varptr; - varptr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - if (varptr != &EG(uninitialized_zval) && (PZVAL_IS_REF(varptr) || varptr->refcount == 1)) { - varptr->is_ref = 1; - varptr->refcount++; - zend_ptr_stack_push(&EG(argument_stack), varptr); - NEXT_OPCODE(); - } - zend_error(E_ERROR, "Only variables can be passed by reference"); - } - NEXT_OPCODE(); -} - - -int zend_send_ref_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **varptr_ptr; - zval *varptr; - varptr_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_W); - - if (!varptr_ptr) { - zend_error(E_ERROR, "Only variables can be passed by reference"); - } - - SEPARATE_ZVAL_TO_MAKE_IS_REF(varptr_ptr); - varptr = *varptr_ptr; - varptr->refcount++; - zend_ptr_stack_push(&EG(argument_stack), varptr); - - NEXT_OPCODE(); -} - - -int zend_send_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if ((EX(opline)->extended_value == ZEND_DO_FCALL_BY_NAME) - && ARG_SHOULD_BE_SENT_BY_REF(EX(opline)->op2.u.opline_num, EX(fbc), EX(fbc)->common.arg_types)) { - return zend_send_ref_handler(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); - } - return zend_send_by_var_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_recv_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **param; - - if (zend_ptr_stack_get_arg(EX(opline)->op1.u.constant.value.lval, (void **) ¶m TSRMLS_CC)==FAILURE) { - zend_error(E_WARNING, "Missing argument %d for %s()\n", EX(opline)->op1.u.constant.value.lval, get_active_function_name(TSRMLS_C)); - if (EX(opline)->result.op_type == IS_VAR) { - PZVAL_UNLOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); - } - } else if (PZVAL_IS_REF(*param)) { - zend_assign_to_variable_reference(NULL, get_zval_ptr_ptr(&EX(opline)->result, EX(Ts), BP_VAR_W), param, NULL TSRMLS_CC); - } else { - zend_assign_to_variable(NULL, &EX(opline)->result, NULL, *param, IS_VAR, EX(Ts) TSRMLS_CC); - } - - NEXT_OPCODE(); -} - - -int zend_recv_init_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **param, *assignment_value; - - if (zend_ptr_stack_get_arg(EX(opline)->op1.u.constant.value.lval, (void **) ¶m TSRMLS_CC)==FAILURE) { - if (EX(opline)->op2.u.constant.type == IS_CONSTANT || EX(opline)->op2.u.constant.type==IS_CONSTANT_ARRAY) { - zval *default_value; - - ALLOC_ZVAL(default_value); - *default_value = EX(opline)->op2.u.constant; - if (EX(opline)->op2.u.constant.type==IS_CONSTANT_ARRAY) { - zval_copy_ctor(default_value); - } - default_value->refcount=1; - zval_update_constant(&default_value, 0 TSRMLS_CC); - default_value->refcount=0; - default_value->is_ref=0; - param = &default_value; - assignment_value = default_value; - } else { - param = NULL; - assignment_value = &EX(opline)->op2.u.constant; - } - zend_assign_to_variable(NULL, &EX(opline)->result, NULL, assignment_value, IS_VAR, EX(Ts) TSRMLS_CC); - } else { - assignment_value = *param; - if (PZVAL_IS_REF(assignment_value)) { - zend_assign_to_variable_reference(NULL, get_zval_ptr_ptr(&EX(opline)->result, EX(Ts), BP_VAR_W), param, NULL TSRMLS_CC); - } else { - zend_assign_to_variable(NULL, &EX(opline)->result, NULL, assignment_value, IS_VAR, EX(Ts) TSRMLS_CC); - } - } - - NEXT_OPCODE(); -} - - -int zend_bool_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - /* PHP 3.0 returned "" for false and 1 for true, here we use 0 and 1 for now */ - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = zend_is_true(get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R)); - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_BOOL; - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - - NEXT_OPCODE(); -} - - -inline int zend_brk_cont_helper(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *nest_levels_zval = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - zval tmp; - int array_offset, nest_levels, original_nest_levels; - zend_brk_cont_element *jmp_to; - - if (nest_levels_zval->type != IS_LONG) { - tmp = *nest_levels_zval; - zval_copy_ctor(&tmp); - convert_to_long(&tmp); - nest_levels = tmp.value.lval; - } else { - nest_levels = nest_levels_zval->value.lval; - } - original_nest_levels = nest_levels; - array_offset = EX(opline)->op1.u.opline_num; - do { - if (array_offset==-1) { - zend_error(E_ERROR, "Cannot break/continue %d level%s", original_nest_levels, (original_nest_levels == 1) ? "" : "s"); - } - jmp_to = &op_array->brk_cont_array[array_offset]; - if (nest_levels>1) { - zend_op *brk_opline = &op_array->opcodes[jmp_to->brk]; - - switch (brk_opline->opcode) { - case ZEND_SWITCH_FREE: - zend_switch_free(brk_opline, EX(Ts) TSRMLS_CC); - break; - case ZEND_FREE: - zendi_zval_dtor(EX_T(brk_opline->op1.u.var).tmp_var); - break; - } - } - array_offset = jmp_to->parent; - } while (--nest_levels > 0); - - if (EX(opline)->opcode == ZEND_BRK) { - EX(opline) = op_array->opcodes+jmp_to->brk; - } else { - EX(opline) = op_array->opcodes+jmp_to->cont; - } - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - return 0; /* CHECK_ME */ -} - - -int zend_brk_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_brk_cont_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_cont_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_brk_cont_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_case_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - int switch_expr_is_overloaded=0; - - if (EX(opline)->op1.op_type==IS_VAR) { - if (EX_T(EX(opline)->op1.u.var).var.ptr_ptr) { - PZVAL_LOCK(*EX_T(EX(opline)->op1.u.var).var.ptr_ptr); - } else { - switch_expr_is_overloaded = 1; - if (EX_T(EX(opline)->op1.u.var).EA.type==IS_STRING_OFFSET) { - EX_T(EX(opline)->op1.u.var).EA.data.str_offset.str->refcount++; - } - } - } - is_equal_function(&EX_T(EX(opline)->result.u.var).tmp_var, - get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R), - get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R) TSRMLS_CC); - - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - if (switch_expr_is_overloaded) { - /* We only free op1 if this is a string offset, - * Since if it is a TMP_VAR, it'll be reused by - * other CASE opcodes (whereas string offsets - * are allocated at each get_zval_ptr()) - */ - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - EX_T(EX(opline)->op1.u.var).var.ptr_ptr = NULL; - AI_USE_PTR(EX_T(EX(opline)->op1.u.var).var); - } - NEXT_OPCODE(); -} - - -int zend_switch_free_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_switch_free(EX(opline), EX(Ts) TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_new_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (EX_T(EX(opline)->op1.u.var).EA.class_entry->ce_flags & ZEND_ACC_ABSTRACT) { - zend_error(E_ERROR, "Cannot instantiate abstract class %s", EX_T(EX(opline)->op1.u.var).EA.class_entry->name); - } - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr; - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - object_init_ex(EX_T(EX(opline)->result.u.var).var.ptr, EX_T(EX(opline)->op1.u.var).EA.class_entry); - EX_T(EX(opline)->result.u.var).var.ptr->refcount=1; - EX_T(EX(opline)->result.u.var).var.ptr->is_ref=1; - - NEXT_OPCODE(); -} - - -int zend_clone_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *obj = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr; - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - EX_T(EX(opline)->result.u.var).var.ptr->value.obj = Z_OBJ_HT_P(obj)->clone_obj(obj TSRMLS_CC); - EX_T(EX(opline)->result.u.var).var.ptr->type = IS_OBJECT; - EX_T(EX(opline)->result.u.var).var.ptr->refcount=1; - EX_T(EX(opline)->result.u.var).var.ptr->is_ref=1; - NEXT_OPCODE(); -} - - -int zend_fetch_constant_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_class_entry *ce = NULL; - zval **value; - - if (EX(opline)->op1.op_type == IS_UNUSED) { - if (EG(scope)) { - ce = EG(scope); - if (zend_hash_find(&ce->constants_table, EX(opline)->op2.u.constant.value.str.val, EX(opline)->op2.u.constant.value.str.len+1, (void **) &value) == SUCCESS) { - zval_update_constant(value, (void *) 1 TSRMLS_CC); - EX_T(EX(opline)->result.u.var).tmp_var = **value; - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - NEXT_OPCODE(); - } - } - if(EG(active_namespace) != EG(global_namespace_ptr)) { - /* if we are not global, go find in local constant table */ - if (zend_hash_find(&EG(active_namespace)->constants_table, EX(opline)->op2.u.constant.value.str.val, EX(opline)->op2.u.constant.value.str.len+1, (void **) &value) == SUCCESS) { - zval_update_constant(value, (void *) 1 TSRMLS_CC); - EX_T(EX(opline)->result.u.var).tmp_var = **value; - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - NEXT_OPCODE(); - } - } - - if (!zend_get_constant(EX(opline)->op2.u.constant.value.str.val, EX(opline)->op2.u.constant.value.str.len, &EX_T(EX(opline)->result.u.var).tmp_var TSRMLS_CC)) { - zend_error(E_NOTICE, "Use of undefined constant %s - assumed '%s'", - EX(opline)->op2.u.constant.value.str.val, - EX(opline)->op2.u.constant.value.str.val); - EX_T(EX(opline)->result.u.var).tmp_var = EX(opline)->op2.u.constant; - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - } - NEXT_OPCODE(); - } - - ce = EX_T(EX(opline)->op1.u.var).EA.class_entry; - - if (&ce->constants_table == &EG(global_namespace_ptr)->constants_table) { - if (!zend_get_constant(EX(opline)->op2.u.constant.value.str.val, EX(opline)->op2.u.constant.value.str.len, &EX_T(EX(opline)->result.u.var).tmp_var TSRMLS_CC)) { - zend_error(E_NOTICE, "Use of undefined constant %s - assumed '%s'", - EX(opline)->op2.u.constant.value.str.val, - EX(opline)->op2.u.constant.value.str.val); - EX_T(EX(opline)->result.u.var).tmp_var = EX(opline)->op2.u.constant; - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - } - NEXT_OPCODE(); - } - if (zend_hash_find(&ce->constants_table, EX(opline)->op2.u.constant.value.str.val, EX(opline)->op2.u.constant.value.str.len+1, (void **) &value) == SUCCESS) { - zval_update_constant(value, (void *) 1 TSRMLS_CC); - EX_T(EX(opline)->result.u.var).tmp_var = **value; - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - } else { - zend_error(E_ERROR, "Undefined class constant '%s'", EX(opline)->op2.u.constant.value.str.val); - } - - NEXT_OPCODE(); -} - - -inline int zend_init_add_array_helper(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *array_ptr = &EX_T(EX(opline)->result.u.var).tmp_var; - zval *expr_ptr, **expr_ptr_ptr = NULL; - zval *offset=get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - if (EX(opline)->extended_value) { - expr_ptr_ptr=get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_R); - expr_ptr = *expr_ptr_ptr; - } else { - expr_ptr=get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - } - - if (EX(opline)->opcode == ZEND_INIT_ARRAY) { - array_init(array_ptr); - if (!expr_ptr) { - NEXT_OPCODE(); - } - } - if (!EX(opline)->extended_value && EG(free_op1)) { /* temporary variable */ - zval *new_expr; - - ALLOC_ZVAL(new_expr); - *new_expr = *expr_ptr; - expr_ptr = new_expr; - INIT_PZVAL(expr_ptr); - } else { - if (EX(opline)->extended_value) { - SEPARATE_ZVAL_TO_MAKE_IS_REF(expr_ptr_ptr); - expr_ptr = *expr_ptr_ptr; - expr_ptr->refcount++; - } else if (PZVAL_IS_REF(expr_ptr)) { - zval *new_expr; - - ALLOC_ZVAL(new_expr); - *new_expr = *expr_ptr; - expr_ptr = new_expr; - zendi_zval_copy_ctor(*expr_ptr); - INIT_PZVAL(expr_ptr); - } else { - expr_ptr->refcount++; - } - } - if (offset) { - switch (offset->type) { - case IS_DOUBLE: - zend_hash_index_update(array_ptr->value.ht, (long) offset->value.dval, &expr_ptr, sizeof(zval *), NULL); - break; - case IS_LONG: - case IS_BOOL: - zend_hash_index_update(array_ptr->value.ht, offset->value.lval, &expr_ptr, sizeof(zval *), NULL); - break; - case IS_STRING: - zend_hash_update(array_ptr->value.ht, offset->value.str.val, offset->value.str.len+1, &expr_ptr, sizeof(zval *), NULL); - break; - case IS_NULL: - zend_hash_update(array_ptr->value.ht, "", sizeof(""), &expr_ptr, sizeof(zval *), NULL); - break; - default: - zval_ptr_dtor(&expr_ptr); - /* do nothing */ - break; - } - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - } else { - zend_hash_next_index_insert(array_ptr->value.ht, &expr_ptr, sizeof(zval *), NULL); - } - NEXT_OPCODE(); -} - - -int zend_init_array_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_init_add_array_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_add_array_element_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - return zend_init_add_array_helper(ZEND_OPCODE_HANDLER_ARGS_PASSTHRU); -} - - -int zend_cast_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *expr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - zval *result = &EX_T(EX(opline)->result.u.var).tmp_var; - - *result = *expr; - if (!EG(free_op1)) { - zendi_zval_copy_ctor(*result); - } - switch (EX(opline)->extended_value) { - case IS_NULL: - convert_to_null(result); - break; - case IS_BOOL: - convert_to_boolean(result); - break; - case IS_LONG: - convert_to_long(result); - break; - case IS_DOUBLE: - convert_to_double(result); - break; - case IS_STRING: - convert_to_string(result); - break; - case IS_ARRAY: - convert_to_array(result); - break; - case IS_OBJECT: - convert_to_object(result); - break; - } - NEXT_OPCODE(); -} - - -int zend_include_or_eval_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_op_array *new_op_array=NULL; - zval **original_return_value = EG(return_value_ptr_ptr); - int return_value_used; - zval *inc_filename = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - zval tmp_inc_filename; - zend_bool failure_retval=0; - - if (inc_filename->type!=IS_STRING) { - tmp_inc_filename = *inc_filename; - zval_copy_ctor(&tmp_inc_filename); - convert_to_string(&tmp_inc_filename); - inc_filename = &tmp_inc_filename; - } - - return_value_used = RETURN_VALUE_USED(EX(opline)); - - switch (EX(opline)->op2.u.constant.value.lval) { - case ZEND_INCLUDE_ONCE: - case ZEND_REQUIRE_ONCE: { - int dummy = 1; - zend_file_handle file_handle; - - if (SUCCESS == zend_stream_open(inc_filename->value.str.val, &file_handle TSRMLS_CC)) { - - if (!file_handle.opened_path) { - file_handle.opened_path = estrndup(inc_filename->value.str.val, inc_filename->value.str.len); - } - - if (zend_hash_add(&EG(included_files), file_handle.opened_path, strlen(file_handle.opened_path)+1, (void *)&dummy, sizeof(int), NULL)==SUCCESS) { - CG(active_namespace) = EG(active_namespace); - new_op_array = zend_compile_file(&file_handle, (EX(opline)->op2.u.constant.value.lval==ZEND_INCLUDE_ONCE?ZEND_INCLUDE:ZEND_REQUIRE) TSRMLS_CC); - zend_destroy_file_handle(&file_handle TSRMLS_CC); - } else { - zend_file_handle_dtor(&file_handle); - failure_retval=1; - } - } else { - if (EX(opline)->op2.u.constant.value.lval==ZEND_INCLUDE_ONCE) { - zend_message_dispatcher(ZMSG_FAILED_INCLUDE_FOPEN, file_handle.filename); - } else { - zend_message_dispatcher(ZMSG_FAILED_REQUIRE_FOPEN, file_handle.filename); - } - } - break; - } - break; - case ZEND_INCLUDE: - case ZEND_REQUIRE: - CG(active_namespace) = EG(active_namespace); - new_op_array = compile_filename(EX(opline)->op2.u.constant.value.lval, inc_filename TSRMLS_CC); - break; - case ZEND_EVAL: { - char *eval_desc = zend_make_compiled_string_description("eval()'d code" TSRMLS_CC); - - CG(active_namespace) = EG(active_namespace); - new_op_array = compile_string(inc_filename, eval_desc TSRMLS_CC); - efree(eval_desc); - } - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - if (inc_filename==&tmp_inc_filename) { - zval_dtor(&tmp_inc_filename); - } - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr; - if (new_op_array) { - zval *saved_object; - zend_function *saved_function; - zend_namespace *active_namespace = EG(active_namespace); - - EG(return_value_ptr_ptr) = EX_T(EX(opline)->result.u.var).var.ptr_ptr; - EG(active_op_array) = new_op_array; - EX_T(EX(opline)->result.u.var).var.ptr = NULL; - - saved_object = EX(object); - saved_function = EX(function_state).function; - - EX(function_state).function = (zend_function *) new_op_array; - EX(object) = NULL; - - zend_execute(new_op_array TSRMLS_CC); - - if(EG(active_namespace) != active_namespace) { - zend_switch_namespace(active_namespace TSRMLS_CC); - } - EX(function_state).function = saved_function; - EX(object) = saved_object; - - if (!return_value_used) { - if (EX_T(EX(opline)->result.u.var).var.ptr) { - zval_ptr_dtor(&EX_T(EX(opline)->result.u.var).var.ptr); - } - } else { /* return value is used */ - if (!EX_T(EX(opline)->result.u.var).var.ptr) { /* there was no return statement */ - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - INIT_PZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - EX_T(EX(opline)->result.u.var).var.ptr->value.lval = 1; - EX_T(EX(opline)->result.u.var).var.ptr->type = IS_BOOL; - } - } - - EG(opline_ptr) = &EX(opline); - EG(active_op_array) = op_array; - EG(function_state_ptr) = &EX(function_state); - destroy_op_array(new_op_array); - efree(new_op_array); - } else { - if (return_value_used) { - ALLOC_ZVAL(EX_T(EX(opline)->result.u.var).var.ptr); - INIT_ZVAL(*EX_T(EX(opline)->result.u.var).var.ptr); - EX_T(EX(opline)->result.u.var).var.ptr->value.lval = failure_retval; - EX_T(EX(opline)->result.u.var).var.ptr->type = IS_BOOL; - } - } - EG(return_value_ptr_ptr) = original_return_value; - NEXT_OPCODE(); -} - - -int zend_unset_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval tmp, *varname; - HashTable *target_symbol_table; - - varname = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - if (varname->type != IS_STRING) { - tmp = *varname; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - varname = &tmp; - } - - if (EX(opline)->op2.u.EA.type == ZEND_FETCH_STATIC_MEMBER) { - zend_std_unset_static_property(EX_T(EX(opline)->op2.u.var).EA.class_entry, Z_STRVAL_P(varname), Z_STRLEN_P(varname) TSRMLS_CC); - } else { - target_symbol_table = zend_get_target_symbol_table(EX(opline), EX(Ts), BP_VAR_IS, varname TSRMLS_CC); - zend_hash_del(target_symbol_table, varname->value.str.val, varname->value.str.len+1); - } - - if (varname == &tmp) { - zval_dtor(&tmp); - } - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -int zend_unset_dim_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **container = get_obj_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_R TSRMLS_CC); - zval *offset = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - - if (container) { - HashTable *ht; - - if ((*container)->type == IS_ARRAY) { - ht = (*container)->value.ht; - } else { - ht = NULL; - if ((*container)->type == IS_OBJECT) { - Z_OBJ_HT_P(*container)->unset_property(*container, offset TSRMLS_CC); - } - } - if (ht) { - switch (offset->type) { - case IS_DOUBLE: - case IS_RESOURCE: - case IS_BOOL: - case IS_LONG: - { - long index; - - if (offset->type == IS_DOUBLE) { - index = (long) offset->value.lval; - } else { - index = offset->value.lval; - } - - zend_hash_index_del(ht, index); - break; - } - case IS_STRING: - zend_hash_del(ht, offset->value.str.val, offset->value.str.len+1); - break; - case IS_NULL: - zend_hash_del(ht, "", sizeof("")); - break; - default: - zend_error(E_WARNING, "Illegal offset type in unset"); - break; - } - } - } else { - /* overloaded element */ - } - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - - NEXT_OPCODE(); -} - - -int zend_fe_reset_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *array_ptr, **array_ptr_ptr; - HashTable *fe_ht; - - if (EX(opline)->extended_value) { - array_ptr_ptr = get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_R); - if (array_ptr_ptr == NULL) { - MAKE_STD_ZVAL(array_ptr); - } else { - SEPARATE_ZVAL_IF_NOT_REF(array_ptr_ptr); - array_ptr = *array_ptr_ptr; - array_ptr->refcount++; - } - } else { - array_ptr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - if (EG(free_op1)) { /* IS_TMP_VAR */ - zval *tmp; - - ALLOC_ZVAL(tmp); - *tmp = *array_ptr; - INIT_PZVAL(tmp); - array_ptr = tmp; - } else { - array_ptr->refcount++; - } - } - PZVAL_LOCK(array_ptr); - EX_T(EX(opline)->result.u.var).var.ptr = array_ptr; - EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr; - - if ((fe_ht = HASH_OF(array_ptr)) != NULL) { - /* probably redundant */ - zend_hash_internal_pointer_reset(fe_ht); - } else { - /* JMP to the end of foreach - TBD */ - } - NEXT_OPCODE(); -} - - -int zend_fe_fetch_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *array = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - zval *result = &EX_T(EX(opline)->result.u.var).tmp_var; - zval **value, *key; - char *str_key; - ulong int_key; - HashTable *fe_ht; - - PZVAL_LOCK(array); - - fe_ht = HASH_OF(array); - if (!fe_ht) { - zend_error(E_WARNING, "Invalid argument supplied for foreach()"); - EX(opline) = op_array->opcodes+EX(opline)->op2.u.opline_num; - return 0; /* CHECK_ME */ - } else if (zend_hash_get_current_data(fe_ht, (void **) &value)==FAILURE) { - EX(opline) = op_array->opcodes+EX(opline)->op2.u.opline_num; - return 0; /* CHECK_ME */ - } - array_init(result); - - - (*value)->refcount++; - zend_hash_index_update(result->value.ht, 0, value, sizeof(zval *), NULL); - - ALLOC_ZVAL(key); - INIT_PZVAL(key); - switch (zend_hash_get_current_key(fe_ht, &str_key, &int_key, 1)) { - case HASH_KEY_IS_STRING: - key->value.str.val = str_key; - key->value.str.len = strlen(str_key); - key->type = IS_STRING; - break; - case HASH_KEY_IS_LONG: - key->value.lval = int_key; - key->type = IS_LONG; - break; - EMPTY_SWITCH_DEFAULT_CASE() - } - zend_hash_index_update(result->value.ht, 1, &key, sizeof(zval *), NULL); - zend_hash_move_forward(fe_ht); - - NEXT_OPCODE(); -} - - -int zend_jmp_no_ctor_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *object_zval; - zend_function *constructor; - - if (EX(opline)->op1.op_type == IS_VAR) { - PZVAL_LOCK(*EX_T(EX(opline)->op1.u.var).var.ptr_ptr); - } - - object_zval = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - constructor = Z_OBJ_HT_P(object_zval)->get_constructor(object_zval TSRMLS_CC); - - EX(fbc_constructor) = NULL; - if (constructor == NULL) { - EX(opline) = op_array->opcodes + EX(opline)->op2.u.opline_num; - return 0; /* CHECK_ME */ - } else { - EX(fbc_constructor) = constructor; - } - - NEXT_OPCODE(); -} - - -int zend_isset_isempty_var_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval tmp, *varname = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - zval **value; - zend_bool isset = 1; - HashTable *target_symbol_table; - - if (varname->type != IS_STRING) { - tmp = *varname; - zval_copy_ctor(&tmp); - convert_to_string(&tmp); - varname = &tmp; - } - - if (EX(opline)->op2.u.EA.type == ZEND_FETCH_STATIC_MEMBER) { - value = zend_std_get_static_property(EX_T(EX(opline)->op2.u.var).EA.class_entry, Z_STRVAL_P(varname), Z_STRLEN_P(varname), 1 TSRMLS_CC); - if (!value) { - isset = 0; - } - } else { - target_symbol_table = zend_get_target_symbol_table(EX(opline), EX(Ts), BP_VAR_IS, varname TSRMLS_CC); - if (zend_hash_find(target_symbol_table, varname->value.str.val, varname->value.str.len+1, (void **) &value) == FAILURE) { - isset = 0; - } - } - - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_BOOL; - - switch (EX(opline)->extended_value) { - case ZEND_ISSET: - if (isset && Z_TYPE_PP(value) == IS_NULL) { - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = 0; - } else { - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = isset; - } - break; - case ZEND_ISEMPTY: - if (!isset || !zend_is_true(*value)) { - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = 1; - } else { - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = 0; - } - break; - } - - if (varname == &tmp) { - zval_dtor(&tmp); - } - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - - NEXT_OPCODE(); -} - - -int zend_isset_isempty_dim_obj_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval **container = get_obj_zval_ptr_ptr(&EX(opline)->op1, EX(Ts), BP_VAR_R TSRMLS_CC); - zval *offset = get_zval_ptr(&EX(opline)->op2, EX(Ts), &EG(free_op2), BP_VAR_R); - zval **value = NULL; - int result = 0; - - if (container) { - if ((*container)->type == IS_ARRAY) { - HashTable *ht; - int isset = 0; - - ht = (*container)->value.ht; - - switch (offset->type) { - case IS_DOUBLE: - case IS_RESOURCE: - case IS_BOOL: - case IS_LONG: - { - long index; - - if (offset->type == IS_DOUBLE) { - index = (long) offset->value.lval; - } else { - index = offset->value.lval; - } - if (zend_hash_index_find(ht, index, (void **) &value) == SUCCESS) { - isset = 1; - } - break; - } - case IS_STRING: - if (zend_hash_find(ht, offset->value.str.val, offset->value.str.len+1, (void **) &value) == SUCCESS) { - isset = 1; - } - break; - case IS_NULL: - if (zend_hash_find(ht, "", sizeof(""), (void **) &value) == SUCCESS) { - isset = 1; - } - break; - default: - zend_error(E_WARNING, "Illegal offset type in unset"); - - break; - } - - switch (EX(opline)->extended_value) { - case ZEND_ISSET: - if (isset && Z_TYPE_PP(value) == IS_NULL) { - result = 0; - } else { - result = isset; - } - break; - case ZEND_ISEMPTY: - if (!isset || !zend_is_true(*value)) { - result = 0; - } else { - result = 1; - } - break; - } - } else if ((*container)->type == IS_OBJECT) { - result = Z_OBJ_HT_P(*container)->has_property(*container, offset, (EX(opline)->extended_value == ZEND_ISEMPTY) TSRMLS_CC); - } else if ((*container)->type == IS_STRING) { /* string offsets */ - switch (EX(opline)->extended_value) { - case ZEND_ISSET: - if (offset->value.lval <= Z_STRLEN_PP(container)) { - result = 1; - } - break; - case ZEND_ISEMPTY: - if (offset->value.lval <= Z_STRLEN_PP(container) && Z_STRVAL_PP(container)[offset->value.lval] != '0') { - result = 1; - } - break; - } - } - } - - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_BOOL; - - switch (EX(opline)->extended_value) { - case ZEND_ISSET: - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = result; - break; - case ZEND_ISEMPTY: - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = !result; - break; - } - - FREE_OP(EX(Ts), &EX(opline)->op2, EG(free_op2)); - - NEXT_OPCODE(); -} - - -int zend_exit_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (EX(opline)->op1.op_type != IS_UNUSED) { - zval *ptr; - - ptr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - if (Z_TYPE_P(ptr) == IS_LONG) { - EG(exit_status) = Z_LVAL_P(ptr); - } else { - zend_print_variable(ptr); - } - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - } - zend_bailout(); - NEXT_OPCODE(); -} - - -int zend_begin_silence_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - EX_T(EX(opline)->result.u.var).tmp_var.value.lval = EG(error_reporting); - EX_T(EX(opline)->result.u.var).tmp_var.type = IS_LONG; /* shouldn't be necessary */ - zend_alter_ini_entry("error_reporting", sizeof("error_reporting"), "0", 1, ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME); - NEXT_OPCODE(); -} - - -int zend_raise_abstract_error_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zend_error(E_ERROR, "Cannot call abstract method %s::%s()", EG(scope)->name, op_array->function_name); - NEXT_OPCODE(); /* Never reached */ -} - - -int zend_end_silence_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval restored_error_reporting; - - restored_error_reporting.type = IS_LONG; - restored_error_reporting.value.lval = EX_T(EX(opline)->op1.u.var).tmp_var.value.lval; - convert_to_string(&restored_error_reporting); - zend_alter_ini_entry("error_reporting", sizeof("error_reporting"), Z_STRVAL(restored_error_reporting), Z_STRLEN(restored_error_reporting), ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME); - zendi_zval_dtor(restored_error_reporting); - NEXT_OPCODE(); -} - - -int zend_qm_assign_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *value = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - - EX_T(EX(opline)->result.u.var).tmp_var = *value; - if (!EG(free_op1)) { - zval_copy_ctor(&EX_T(EX(opline)->result.u.var).tmp_var); - } - NEXT_OPCODE(); -} - - -int zend_ext_stmt_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (!EG(no_extensions)) { - zend_llist_apply_with_argument(&zend_extensions, (llist_apply_with_arg_func_t) zend_extension_statement_handler, op_array TSRMLS_CC); - } - NEXT_OPCODE(); -} - - -int zend_ext_fcall_begin_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (!EG(no_extensions)) { - zend_llist_apply_with_argument(&zend_extensions, (llist_apply_with_arg_func_t) zend_extension_fcall_begin_handler, op_array TSRMLS_CC); - } - NEXT_OPCODE(); -} - - -int zend_ext_fcall_end_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (!EG(no_extensions)) { - zend_llist_apply_with_argument(&zend_extensions, (llist_apply_with_arg_func_t) zend_extension_fcall_end_handler, op_array TSRMLS_CC); - } - NEXT_OPCODE(); -} - - -int zend_declare_class_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - do_bind_class(EX(opline), EG(function_table), EG(class_table) TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_declare_inherited_class_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - do_bind_inherited_class(EX(opline), EG(function_table), EG(class_table), EX_T(EX(opline)->extended_value).EA.class_entry TSRMLS_CC); - NEXT_OPCODE(); -} - - -int zend_declare_function_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - do_bind_function(EX(opline), EG(function_table), EG(class_table), 0); - NEXT_OPCODE(); -} - - -int zend_ticks_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - if (++EG(ticks_count)>=EX(opline)->op1.u.constant.value.lval) { - EG(ticks_count)=0; - if (zend_ticks_function) { - zend_ticks_function(EX(opline)->op1.u.constant.value.lval); - } - } - NEXT_OPCODE(); -} - - -int zend_instanceof_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *expr = get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - instanceof_function(&EX_T(EX(opline)->result.u.var).tmp_var, expr, - EX_T(EX(opline)->op2.u.var).EA.class_entry TSRMLS_CC); - FREE_OP(EX(Ts), &EX(opline)->op1, EG(free_op1)); - NEXT_OPCODE(); -} - - -int zend_ext_nop_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - NEXT_OPCODE(); -} - - -int zend_nop_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - NEXT_OPCODE(); -} - -int zend_start_namespace_handler(ZEND_OPCODE_HANDLER_ARGS) -{ - zval *namespace_name; - zend_namespace **pns; - - if(EX(opline)->op1.op_type != IS_UNUSED) { - namespace_name= get_zval_ptr(&EX(opline)->op1, EX(Ts), &EG(free_op1), BP_VAR_R); - if (Z_TYPE_P(namespace_name) != IS_STRING) { - zend_error(E_ERROR, "Internal error: Invalid type in namespace definition - %d", Z_TYPE_P(namespace_name)); - } - - if(zend_hash_find(&EG(global_namespace_ptr)->class_table, Z_STRVAL_P(namespace_name), Z_STRLEN_P(namespace_name)+1, (void **)&pns) != SUCCESS || (*pns)->type != ZEND_NAMESPACE) { - zend_error(E_ERROR, "Internal error: Cannot locate namespace '%s'", Z_STRVAL_P(namespace_name)); - } - } else { - pns = &EG(global_namespace_ptr); - } - - if(EG(active_namespace) != *pns) { - zend_switch_namespace(*pns TSRMLS_CC); - } - NEXT_OPCODE(); -} - -void zend_init_opcodes_handlers() -{ - zend_opcode_handlers[ZEND_NOP] = zend_nop_handler; - zend_opcode_handlers[ZEND_ADD] = zend_add_handler; - zend_opcode_handlers[ZEND_SUB] = zend_sub_handler; - zend_opcode_handlers[ZEND_MUL] = zend_mul_handler; - zend_opcode_handlers[ZEND_DIV] = zend_div_handler; - zend_opcode_handlers[ZEND_MOD] = zend_mod_handler; - zend_opcode_handlers[ZEND_SL] = zend_sl_handler; - zend_opcode_handlers[ZEND_SR] = zend_sr_handler; - zend_opcode_handlers[ZEND_CONCAT] = zend_concat_handler; - zend_opcode_handlers[ZEND_BW_OR] = zend_bw_or_handler; - zend_opcode_handlers[ZEND_BW_AND] = zend_bw_and_handler; - zend_opcode_handlers[ZEND_BW_XOR] = zend_bw_xor_handler; - zend_opcode_handlers[ZEND_BW_NOT] = zend_bw_not_handler; - zend_opcode_handlers[ZEND_BOOL_NOT] = zend_bool_not_handler; - zend_opcode_handlers[ZEND_BOOL_XOR] = zend_bool_xor_handler; - zend_opcode_handlers[ZEND_IS_IDENTICAL] = zend_is_identical_handler; - zend_opcode_handlers[ZEND_IS_NOT_IDENTICAL] = zend_is_not_identical_handler; - zend_opcode_handlers[ZEND_IS_EQUAL] = zend_is_equal_handler; - zend_opcode_handlers[ZEND_IS_NOT_EQUAL] = zend_is_not_equal_handler; - zend_opcode_handlers[ZEND_IS_SMALLER] = zend_is_smaller_handler; - zend_opcode_handlers[ZEND_IS_SMALLER_OR_EQUAL] = zend_is_smaller_or_equal_handler; - zend_opcode_handlers[ZEND_CAST] = zend_cast_handler; - zend_opcode_handlers[ZEND_QM_ASSIGN] = zend_qm_assign_handler; - - zend_opcode_handlers[ZEND_ASSIGN_ADD] = zend_assign_add_handler; - zend_opcode_handlers[ZEND_ASSIGN_SUB] = zend_assign_sub_handler; - zend_opcode_handlers[ZEND_ASSIGN_MUL] = zend_assign_mul_handler; - zend_opcode_handlers[ZEND_ASSIGN_DIV] = zend_assign_div_handler; - zend_opcode_handlers[ZEND_ASSIGN_MOD] = zend_assign_mod_handler; - zend_opcode_handlers[ZEND_ASSIGN_SL] = zend_assign_sl_handler; - zend_opcode_handlers[ZEND_ASSIGN_SR] = zend_assign_sr_handler; - zend_opcode_handlers[ZEND_ASSIGN_CONCAT] = zend_assign_concat_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_OR] = zend_assign_bw_or_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_AND] = zend_assign_bw_and_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_XOR] = zend_assign_bw_xor_handler; - - zend_opcode_handlers[ZEND_PRE_INC] = zend_pre_inc_handler; - zend_opcode_handlers[ZEND_PRE_DEC] = zend_pre_dec_handler; - zend_opcode_handlers[ZEND_POST_INC] = zend_post_inc_handler; - zend_opcode_handlers[ZEND_POST_DEC] = zend_post_dec_handler; - - zend_opcode_handlers[ZEND_ASSIGN] = zend_assign_handler; - zend_opcode_handlers[ZEND_ASSIGN_REF] = zend_assign_ref_handler; - - zend_opcode_handlers[ZEND_ECHO] = zend_echo_handler; - zend_opcode_handlers[ZEND_PRINT] = zend_print_handler; - - zend_opcode_handlers[ZEND_JMP] = zend_jmp_handler; - zend_opcode_handlers[ZEND_JMPZ] = zend_jmpz_handler; - zend_opcode_handlers[ZEND_JMPNZ] = zend_jmpnz_handler; - zend_opcode_handlers[ZEND_JMPZNZ] = zend_jmpznz_handler; - zend_opcode_handlers[ZEND_JMPZ_EX] = zend_jmpz_ex_handler; - zend_opcode_handlers[ZEND_JMPNZ_EX] = zend_jmpnz_ex_handler; - zend_opcode_handlers[ZEND_CASE] = zend_case_handler; - zend_opcode_handlers[ZEND_SWITCH_FREE] = zend_switch_free_handler; - zend_opcode_handlers[ZEND_BRK] = zend_brk_handler; - zend_opcode_handlers[ZEND_CONT] = zend_cont_handler; - zend_opcode_handlers[ZEND_BOOL] = zend_bool_handler; - - zend_opcode_handlers[ZEND_INIT_STRING] = zend_init_string_handler; - zend_opcode_handlers[ZEND_ADD_CHAR] = zend_add_char_handler; - zend_opcode_handlers[ZEND_ADD_STRING] = zend_add_string_handler; - zend_opcode_handlers[ZEND_ADD_VAR] = zend_add_var_handler; - - zend_opcode_handlers[ZEND_BEGIN_SILENCE] = zend_begin_silence_handler; - zend_opcode_handlers[ZEND_END_SILENCE] = zend_end_silence_handler; - - zend_opcode_handlers[ZEND_INIT_FCALL_BY_NAME] = zend_init_fcall_by_name_handler; - zend_opcode_handlers[ZEND_DO_FCALL] = zend_do_fcall_handler; - zend_opcode_handlers[ZEND_DO_FCALL_BY_NAME] = zend_do_fcall_by_name_handler; - zend_opcode_handlers[ZEND_RETURN] = zend_return_handler; - - zend_opcode_handlers[ZEND_RECV] = zend_recv_handler; - zend_opcode_handlers[ZEND_RECV_INIT] = zend_recv_init_handler; - - zend_opcode_handlers[ZEND_SEND_VAL] = zend_send_val_handler; - zend_opcode_handlers[ZEND_SEND_VAR] = zend_send_var_handler; - zend_opcode_handlers[ZEND_SEND_REF] = zend_send_ref_handler; - - zend_opcode_handlers[ZEND_NEW] = zend_new_handler; - zend_opcode_handlers[ZEND_JMP_NO_CTOR] = zend_jmp_no_ctor_handler; - zend_opcode_handlers[ZEND_FREE] = zend_free_handler; - - zend_opcode_handlers[ZEND_INIT_ARRAY] = zend_init_array_handler; - zend_opcode_handlers[ZEND_ADD_ARRAY_ELEMENT] = zend_add_array_element_handler; - - zend_opcode_handlers[ZEND_INCLUDE_OR_EVAL] = zend_include_or_eval_handler; - - zend_opcode_handlers[ZEND_UNSET_VAR] = zend_unset_var_handler; - zend_opcode_handlers[ZEND_UNSET_DIM_OBJ] = zend_unset_dim_obj_handler; - - zend_opcode_handlers[ZEND_FE_RESET] = zend_fe_reset_handler; - zend_opcode_handlers[ZEND_FE_FETCH] = zend_fe_fetch_handler; - - zend_opcode_handlers[ZEND_EXIT] = zend_exit_handler; - - zend_opcode_handlers[ZEND_FETCH_R] = zend_fetch_r_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_R] = zend_fetch_dim_r_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_R] = zend_fetch_obj_r_handler; - zend_opcode_handlers[ZEND_FETCH_W] = zend_fetch_w_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_W] = zend_fetch_dim_w_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_W] = zend_fetch_obj_w_handler; - zend_opcode_handlers[ZEND_FETCH_RW] = zend_fetch_rw_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_RW] = zend_fetch_dim_rw_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_RW] = zend_fetch_obj_rw_handler; - zend_opcode_handlers[ZEND_FETCH_IS] = zend_fetch_is_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_IS] = zend_fetch_dim_is_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_IS] = zend_fetch_obj_is_handler; - zend_opcode_handlers[ZEND_FETCH_FUNC_ARG] = zend_fetch_func_arg_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_FUNC_ARG] = zend_fetch_dim_func_arg_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_FUNC_ARG] = zend_fetch_obj_func_arg_handler; - zend_opcode_handlers[ZEND_FETCH_UNSET] = zend_fetch_unset_handler; - zend_opcode_handlers[ZEND_FETCH_DIM_UNSET] = zend_fetch_dim_unset_handler; - zend_opcode_handlers[ZEND_FETCH_OBJ_UNSET] = zend_fetch_obj_unset_handler; - - zend_opcode_handlers[ZEND_FETCH_DIM_TMP_VAR] = zend_fetch_dim_tmp_var_handler; - zend_opcode_handlers[ZEND_FETCH_CONSTANT] = zend_fetch_constant_handler; - - zend_opcode_handlers[ZEND_EXT_STMT] = zend_ext_stmt_handler; - zend_opcode_handlers[ZEND_EXT_FCALL_BEGIN] = zend_ext_fcall_begin_handler; - zend_opcode_handlers[ZEND_EXT_FCALL_END] = zend_ext_fcall_end_handler; - zend_opcode_handlers[ZEND_EXT_NOP] = zend_ext_nop_handler; - - zend_opcode_handlers[ZEND_TICKS] = zend_ticks_handler; - - zend_opcode_handlers[ZEND_SEND_VAR_NO_REF] = zend_send_var_no_ref_handler; - - zend_opcode_handlers[ZEND_CATCH] = zend_catch_handler; - zend_opcode_handlers[ZEND_THROW] = zend_throw_handler; - - zend_opcode_handlers[ZEND_FETCH_CLASS] = zend_fetch_class_handler; - - zend_opcode_handlers[ZEND_CLONE] = zend_clone_handler; - - zend_opcode_handlers[ZEND_INIT_CTOR_CALL] = zend_init_ctor_call_handler; - zend_opcode_handlers[ZEND_INIT_METHOD_CALL] = zend_init_method_call_handler; - zend_opcode_handlers[ZEND_INIT_STATIC_METHOD_CALL] = zend_init_static_method_call_handler; - - zend_opcode_handlers[ZEND_ISSET_ISEMPTY_VAR] = zend_isset_isempty_var_handler; - zend_opcode_handlers[ZEND_ISSET_ISEMPTY_DIM_OBJ] = zend_isset_isempty_dim_obj_handler; - - zend_opcode_handlers[ZEND_IMPORT_FUNCTION] = zend_import_function_handler; - zend_opcode_handlers[ZEND_IMPORT_CLASS] = zend_import_class_handler; - zend_opcode_handlers[ZEND_IMPORT_CONST] = zend_import_const_handler; - - zend_opcode_handlers[ZEND_ASSIGN_ADD_OBJ] = zend_assign_add_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_SUB_OBJ] = zend_assign_sub_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_MUL_OBJ] = zend_assign_mul_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_DIV_OBJ] = zend_assign_div_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_MOD_OBJ] = zend_assign_mod_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_SL_OBJ] = zend_assign_sl_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_SR_OBJ] = zend_assign_sr_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_CONCAT_OBJ] = zend_assign_concat_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_OR_OBJ] = zend_assign_bw_or_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_AND_OBJ] = zend_assign_bw_and_obj_handler; - zend_opcode_handlers[ZEND_ASSIGN_BW_XOR_OBJ] = zend_assign_bw_xor_obj_handler; - - zend_opcode_handlers[ZEND_PRE_INC_OBJ] = zend_pre_inc_obj_handler; - zend_opcode_handlers[ZEND_PRE_DEC_OBJ] = zend_pre_dec_obj_handler; - zend_opcode_handlers[ZEND_POST_INC_OBJ] = zend_post_inc_obj_handler; - zend_opcode_handlers[ZEND_POST_DEC_OBJ] = zend_post_dec_obj_handler; - - zend_opcode_handlers[ZEND_ASSIGN_OBJ] = zend_assign_obj_handler; - zend_opcode_handlers[ZEND_OP_DATA] = NULL; - - zend_opcode_handlers[ZEND_INSTANCEOF] = zend_instanceof_handler; - - zend_opcode_handlers[ZEND_DECLARE_CLASS] = zend_declare_class_handler; - zend_opcode_handlers[ZEND_DECLARE_INHERITED_CLASS] = zend_declare_inherited_class_handler; - zend_opcode_handlers[ZEND_DECLARE_FUNCTION] = zend_declare_function_handler; - - zend_opcode_handlers[ZEND_RAISE_ABSTRACT_ERROR] = zend_raise_abstract_error_handler; - zend_opcode_handlers[ZEND_START_NAMESPACE] = zend_start_namespace_handler; -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * indent-tabs-mode: t - * End: - */ |