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zend_builtin_functions.c
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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2015 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 through the world-wide-web at the following url: |
| 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 |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <[email protected]> |
| Zeev Suraski <[email protected]> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "zend.h"
#include "zend_API.h"
#include "zend_builtin_functions.h"
#include "zend_constants.h"
#include "zend_ini.h"
#include "zend_exceptions.h"
#include "zend_extensions.h"
#include "zend_closures.h"
#include "zend_generators.h"
#undef ZEND_TEST_EXCEPTIONS
static ZEND_FUNCTION(zend_version);
static ZEND_FUNCTION(func_num_args);
static ZEND_FUNCTION(func_get_arg);
static ZEND_FUNCTION(func_get_args);
static ZEND_FUNCTION(strlen);
static ZEND_FUNCTION(strcmp);
static ZEND_FUNCTION(strncmp);
static ZEND_FUNCTION(strcasecmp);
static ZEND_FUNCTION(strncasecmp);
static ZEND_FUNCTION(each);
static ZEND_FUNCTION(error_reporting);
static ZEND_FUNCTION(define);
static ZEND_FUNCTION(defined);
static ZEND_FUNCTION(get_class);
static ZEND_FUNCTION(get_called_class);
static ZEND_FUNCTION(get_parent_class);
static ZEND_FUNCTION(method_exists);
static ZEND_FUNCTION(property_exists);
static ZEND_FUNCTION(class_exists);
static ZEND_FUNCTION(interface_exists);
static ZEND_FUNCTION(trait_exists);
static ZEND_FUNCTION(function_exists);
static ZEND_FUNCTION(class_alias);
#if ZEND_DEBUG
static ZEND_FUNCTION(leak);
static ZEND_FUNCTION(leak_variable);
#ifdef ZEND_TEST_EXCEPTIONS
static ZEND_FUNCTION(crash);
#endif
#endif
static ZEND_FUNCTION(get_included_files);
static ZEND_FUNCTION(is_subclass_of);
static ZEND_FUNCTION(is_a);
static ZEND_FUNCTION(get_class_vars);
static ZEND_FUNCTION(get_object_vars);
static ZEND_FUNCTION(get_class_methods);
static ZEND_FUNCTION(trigger_error);
static ZEND_FUNCTION(set_error_handler);
static ZEND_FUNCTION(restore_error_handler);
static ZEND_FUNCTION(set_exception_handler);
static ZEND_FUNCTION(restore_exception_handler);
static ZEND_FUNCTION(get_declared_classes);
static ZEND_FUNCTION(get_declared_traits);
static ZEND_FUNCTION(get_declared_interfaces);
static ZEND_FUNCTION(get_defined_functions);
static ZEND_FUNCTION(get_defined_vars);
static ZEND_FUNCTION(create_function);
static ZEND_FUNCTION(get_resource_type);
static ZEND_FUNCTION(get_resources);
static ZEND_FUNCTION(get_loaded_extensions);
static ZEND_FUNCTION(extension_loaded);
static ZEND_FUNCTION(get_extension_funcs);
static ZEND_FUNCTION(get_defined_constants);
static ZEND_FUNCTION(debug_backtrace);
static ZEND_FUNCTION(debug_print_backtrace);
#if ZEND_DEBUG
static ZEND_FUNCTION(zend_test_func);
static ZEND_FUNCTION(zend_test_func2);
#ifdef ZTS
static ZEND_FUNCTION(zend_thread_id);
#endif
#endif
static ZEND_FUNCTION(gc_collect_cycles);
static ZEND_FUNCTION(gc_enabled);
static ZEND_FUNCTION(gc_enable);
static ZEND_FUNCTION(gc_disable);
/* {{{ arginfo */
/* string zend_version(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_zend_version, 0, 0, IS_STRING, 0, 0)
ZEND_END_ARG_INFO()
/* int gc_collect_cycles(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_gc_collect_cycles, 0, 0, IS_LONG, 0, 0)
ZEND_END_ARG_INFO()
/* void gc_enabled(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_gc_enabled, 0, 0, 0)
ZEND_END_ARG_INFO()
/* void gc_enable(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_gc_enable, 0, 0, 0)
ZEND_END_ARG_INFO()
/* void gc_disable(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_gc_disable, 0, 0, 0)
ZEND_END_ARG_INFO()
/* int func_num_args(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_func_num_args, 0, 0, IS_LONG, 0, 0)
ZEND_END_ARG_INFO()
/* mixed func_get_arg(int arg_num) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_func_get_arg, 0, 0, 1)
ZEND_ARG_TYPE_INFO(0, arg_num, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* array func_get_args() */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_func_get_args, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* int strlen(string str) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_strlen, 0, 1, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, str, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* int strcmp(string str1, string str2) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_strcmp, 0, 2, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, str1, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, str2, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* int strncmp(string str1, string str2, int len) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_strncmp, 0, 3, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, str1, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, str2, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, len, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* int strcasecmp(string str1, string str2) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_strcasecmp, 0, 2, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, str1, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, str2, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* int strncasecmp(string str1, string str2, int len) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_strncasecmp, 0, 3, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, str1, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, str2, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, len, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* mixed each(array &arr) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_each, 0, 0, 1)
ZEND_ARG_TYPE_INFO(1, arr, IS_ARRAY, 0)
ZEND_END_ARG_INFO()
/* int error_reporting([int new_error_level]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_error_reporting, 0, 0, IS_LONG, 0, 0)
ZEND_ARG_TYPE_INFO(0, new_error_level, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* bool define(string constant_name, mixed value[, boolean case_insensitive=false]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_define, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, constant_name, IS_STRING, 0)
ZEND_ARG_INFO(0, value)
ZEND_ARG_TYPE_INFO(0, case_insensitive, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* bool defined(string constant_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_defined, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, constant_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* string get_class([object object]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_class, 0, 0, IS_STRING, 0, 0)
ZEND_ARG_INFO(0, object)
ZEND_END_ARG_INFO()
/* string get_called_class() */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_called_class, 0, 0, IS_STRING, 0, 0)
ZEND_END_ARG_INFO()
/* mixed get_parent_class([mixed object]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_get_parent_class, 0, 0, 0)
ZEND_ARG_INFO(0, object)
ZEND_END_ARG_INFO()
/* bool is_subclass_of(mixed object_or_string, string class_name [, bool allow_string]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_is_subclass_of, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_INFO(0, object_or_string)
ZEND_ARG_TYPE_INFO(0, class_name, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, allow_string, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* bool is_a(mixed object_or_string, string class_name [, bool allow_string]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_is_a, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_INFO(0, object_or_string)
ZEND_ARG_TYPE_INFO(0, class_name, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, allow_string, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* array get_class_vars(string class_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_class_vars, 0, 1, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, class_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* array get_object_vars(object obj) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_object_vars, 0, 1, IS_ARRAY, 0, 0)
ZEND_ARG_INFO(0, obj)
ZEND_END_ARG_INFO()
/* array get_class_methods(mixed class) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_class_methods, 0, 1, IS_ARRAY, 0, 0)
ZEND_ARG_INFO(0, class)
ZEND_END_ARG_INFO()
/* bool method_exists(object object, string method) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_method_exists, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_INFO(0, object)
ZEND_ARG_TYPE_INFO(0, method, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* bool property_exists(mixed object_or_class, string property_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_property_exists, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_INFO(0, object_or_class)
ZEND_ARG_TYPE_INFO(0, property_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* bool class_exists(string classname [, bool autoload]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_class_exists, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, classname, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, autoload, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* bool interface_exists(string classname [, bool autoload]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_interface_exists, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, classname, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, autoload, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* bool trait_exists(string traitname [, bool autoload]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_trait_exists, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, traitname, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, autoload, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* bool function_exists(string function_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_function_exists, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, function_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* bool class_alias(string user_class_name , string alias_name [, bool autoload]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_class_alias, 0, 2, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, user_class_name, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, alias_name, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, autoload, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
#if ZEND_DEBUG
/* void leak([int num_bytes]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_leak, 0, 0, 0)
ZEND_ARG_TYPE_INFO(0, num_bytes, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* void leak_variable(mixed variable [, bool leak_data]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_leak_variable, 0, 0, 1)
ZEND_ARG_INFO(0, variable)
ZEND_ARG_TYPE_INFO(0, leak_data, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* void crash(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_crash, 0, 0, 0)
ZEND_END_ARG_INFO()
#endif
/* array get_included_files(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_included_files, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* void trigger_error(string message [, int error_type]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_trigger_error, 0, 0, 1)
ZEND_ARG_TYPE_INFO(0, message, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, error_type, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* mixed set_error_handler(string error_handler [, int error_types]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_set_error_handler, 0, 0, 1)
ZEND_ARG_TYPE_INFO(0, error_handler, IS_CALLABLE, 0)
ZEND_ARG_TYPE_INFO(0, error_types, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* void restore_error_handler(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_restore_error_handler, 0, 0, 0)
ZEND_END_ARG_INFO()
/* mixed set_exception_handler(callable exception_handler) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_set_exception_handler, 0, 0, 1)
ZEND_ARG_TYPE_INFO(0, exception_handler, IS_CALLABLE, 0)
ZEND_END_ARG_INFO()
/* void restore_exception_handler(void) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_restore_exception_handler, 0, 0, 0)
ZEND_END_ARG_INFO()
/* array get_declared_traits() */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_declared_traits, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* array get_declared_classes() */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_declared_classes, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* array get_declared_interfaces() */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_declared_interfaces, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* array get_defined_functions(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_defined_functions, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* array get_defined_vars(void) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_defined_vars, 0, 0, IS_ARRAY, 0, 0)
ZEND_END_ARG_INFO()
/* string create_function(string args, string code) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_create_function, 0, 2, IS_STRING, 0, 0)
ZEND_ARG_TYPE_INFO(0, args, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, code, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* string get_resource_type(resource res) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_resource_type, 0, 1, IS_STRING, 0, 0)
ZEND_ARG_TYPE_INFO(0, res, IS_RESOURCE, 0)
ZEND_END_ARG_INFO()
/* array get_resources([string resouce_type]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_resources, 0, 0, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, resouce_type, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* array get_loaded_extensions([bool zend_extensions]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_loaded_extensions, 0, 0, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, zend_extensions, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* array get_defined_constants([bool categorize]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_defined_constants, 0, 0, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, categorize, _IS_BOOL, 0)
ZEND_END_ARG_INFO()
/* void debug_print_backtrace([int options[, int limit]]) */
ZEND_BEGIN_ARG_INFO_EX(arginfo_debug_print_backtrace, 0, 0, 0)
ZEND_ARG_TYPE_INFO(0, options, IS_LONG, 0)
ZEND_ARG_TYPE_INFO(0, limit, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* array debug_backtrace([int options[, int limit]]) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_debug_backtrace, 0, 0, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, options, IS_LONG, 0)
ZEND_ARG_TYPE_INFO(0, limit, IS_LONG, 0)
ZEND_END_ARG_INFO()
/* bool extension_loaded(string extension_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_extension_loaded, 0, 1, _IS_BOOL, 0, 0)
ZEND_ARG_TYPE_INFO(0, extension_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
/* array get_extension_funcs(string extension_name) */
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_get_extension_funcs, 0, 1, IS_ARRAY, 0, 0)
ZEND_ARG_TYPE_INFO(0, extension_name, IS_STRING, 0)
ZEND_END_ARG_INFO()
#ifdef ZEND_DEBUG
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(arginfo_zend_test_func, IS_ARRAY, NULL, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(arginfo_zend_test_func2, IS_ARRAY, NULL, 1)
ZEND_END_ARG_INFO()
#endif
/* }}} */
static const zend_function_entry builtin_functions[] = { /* {{{ */
ZEND_FE(zend_version, arginfo_zend_version)
ZEND_FE(func_num_args, arginfo_func_num_args)
ZEND_FE(func_get_arg, arginfo_func_get_arg)
ZEND_FE(func_get_args, arginfo_func_get_args)
ZEND_FE(strlen, arginfo_strlen)
ZEND_FE(strcmp, arginfo_strcmp)
ZEND_FE(strncmp, arginfo_strncmp)
ZEND_FE(strcasecmp, arginfo_strcmp)
ZEND_FE(strncasecmp, arginfo_strncmp)
ZEND_FE(each, arginfo_each)
ZEND_FE(error_reporting, arginfo_error_reporting)
ZEND_FE(define, arginfo_define)
ZEND_FE(defined, arginfo_defined)
ZEND_FE(get_class, arginfo_get_class)
ZEND_FE(get_called_class, arginfo_get_called_class)
ZEND_FE(get_parent_class, arginfo_get_class)
ZEND_FE(method_exists, arginfo_method_exists)
ZEND_FE(property_exists, arginfo_property_exists)
ZEND_FE(class_exists, arginfo_class_exists)
ZEND_FE(interface_exists, arginfo_class_exists)
ZEND_FE(trait_exists, arginfo_trait_exists)
ZEND_FE(function_exists, arginfo_function_exists)
ZEND_FE(class_alias, arginfo_class_alias)
#if ZEND_DEBUG
ZEND_FE(leak, arginfo_leak)
ZEND_FE(leak_variable, arginfo_leak_variable)
#ifdef ZEND_TEST_EXCEPTIONS
ZEND_FE(crash, arginfo_crash)
#endif
#endif
ZEND_FE(get_included_files, arginfo_get_included_files)
ZEND_FALIAS(get_required_files, get_included_files, arginfo_get_included_files)
ZEND_FE(is_subclass_of, arginfo_is_subclass_of)
ZEND_FE(is_a, arginfo_is_subclass_of)
ZEND_FE(get_class_vars, arginfo_get_class_vars)
ZEND_FE(get_object_vars, arginfo_get_object_vars)
ZEND_FE(get_class_methods, arginfo_get_class_methods)
ZEND_FE(trigger_error, arginfo_trigger_error)
ZEND_FALIAS(user_error, trigger_error, arginfo_trigger_error)
ZEND_FE(set_error_handler, arginfo_set_error_handler)
ZEND_FE(restore_error_handler, arginfo_restore_error_handler)
ZEND_FE(set_exception_handler, arginfo_set_exception_handler)
ZEND_FE(restore_exception_handler, arginfo_restore_exception_handler)
ZEND_FE(get_declared_classes, arginfo_get_declared_classes)
ZEND_FE(get_declared_traits, arginfo_get_declared_traits)
ZEND_FE(get_declared_interfaces, arginfo_get_declared_interfaces)
ZEND_FE(get_defined_functions, arginfo_get_defined_functions)
ZEND_FE(get_defined_vars, arginfo_get_defined_vars)
ZEND_FE(create_function, arginfo_create_function)
ZEND_FE(get_resource_type, arginfo_get_resource_type)
ZEND_FE(get_resources, arginfo_get_resources)
ZEND_FE(get_loaded_extensions, arginfo_get_loaded_extensions)
ZEND_FE(extension_loaded, arginfo_extension_loaded)
ZEND_FE(get_extension_funcs, arginfo_extension_loaded)
ZEND_FE(get_defined_constants, arginfo_get_defined_constants)
ZEND_FE(debug_backtrace, arginfo_debug_backtrace)
ZEND_FE(debug_print_backtrace, arginfo_debug_print_backtrace)
#if ZEND_DEBUG
ZEND_FE(zend_test_func, arginfo_zend_test_func)
ZEND_FE(zend_test_func2, arginfo_zend_test_func2)
#ifdef ZTS
ZEND_FE(zend_thread_id, NULL)
#endif
#endif
ZEND_FE(gc_collect_cycles, arginfo_gc_collect_cycles)
ZEND_FE(gc_enabled, arginfo_gc_enabled)
ZEND_FE(gc_enable, arginfo_gc_enable)
ZEND_FE(gc_disable, arginfo_gc_disable)
ZEND_FE_END
};
/* }}} */
ZEND_MINIT_FUNCTION(core) { /* {{{ */
zend_class_entry class_entry;
INIT_CLASS_ENTRY(class_entry, "stdClass", NULL);
zend_standard_class_def = zend_register_internal_class(&class_entry);
zend_register_default_classes();
return SUCCESS;
}
/* }}} */
zend_module_entry zend_builtin_module = { /* {{{ */
STANDARD_MODULE_HEADER,
"Core",
builtin_functions,
ZEND_MINIT(core),
NULL,
NULL,
NULL,
NULL,
ZEND_VERSION,
STANDARD_MODULE_PROPERTIES
};
/* }}} */
int zend_startup_builtin_functions(void) /* {{{ */
{
zend_builtin_module.module_number = 0;
zend_builtin_module.type = MODULE_PERSISTENT;
return (EG(current_module) = zend_register_module_ex(&zend_builtin_module)) == NULL ? FAILURE : SUCCESS;
}
/* }}} */
/* {{{ proto string zend_version(void)
Get the version of the Zend Engine */
ZEND_FUNCTION(zend_version)
{
RETURN_STRINGL(ZEND_VERSION, sizeof(ZEND_VERSION)-1);
}
/* }}} */
/* {{{ proto int gc_collect_cycles(void)
Forces collection of any existing garbage cycles.
Returns number of freed zvals */
ZEND_FUNCTION(gc_collect_cycles)
{
RETURN_LONG(gc_collect_cycles());
}
/* }}} */
/* {{{ proto void gc_enabled(void)
Returns status of the circular reference collector */
ZEND_FUNCTION(gc_enabled)
{
RETURN_BOOL(GC_G(gc_enabled));
}
/* }}} */
/* {{{ proto void gc_enable(void)
Activates the circular reference collector */
ZEND_FUNCTION(gc_enable)
{
zend_string *key = zend_string_init("zend.enable_gc", sizeof("zend.enable_gc")-1, 0);
zend_alter_ini_entry_chars(key, "1", sizeof("1")-1, ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME);
zend_string_release(key);
}
/* }}} */
/* {{{ proto void gc_disable(void)
Deactivates the circular reference collector */
ZEND_FUNCTION(gc_disable)
{
zend_string *key = zend_string_init("zend.enable_gc", sizeof("zend.enable_gc")-1, 0);
zend_alter_ini_entry_chars(key, "0", sizeof("0")-1, ZEND_INI_USER, ZEND_INI_STAGE_RUNTIME);
zend_string_release(key);
}
/* }}} */
/* {{{ proto int func_num_args(void)
Get the number of arguments that were passed to the function */
ZEND_FUNCTION(func_num_args)
{
zend_execute_data *ex = EX(prev_execute_data);
if (!(ZEND_CALL_INFO(ex) & ZEND_CALL_CODE)) {
RETURN_LONG(ZEND_CALL_NUM_ARGS(ex));
} else {
zend_error(E_WARNING, "func_num_args(): Called from the global scope - no function context");
RETURN_LONG(-1);
}
}
/* }}} */
/* {{{ proto mixed func_get_arg(int arg_num)
Get the $arg_num'th argument that was passed to the function */
ZEND_FUNCTION(func_get_arg)
{
uint32_t arg_count, first_extra_arg;
zval *arg;
zend_long requested_offset;
zend_execute_data *ex;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &requested_offset) == FAILURE) {
return;
}
if (requested_offset < 0) {
zend_error(E_WARNING, "func_get_arg(): The argument number should be >= 0");
RETURN_FALSE;
}
ex = EX(prev_execute_data);
if (ZEND_CALL_INFO(ex) & ZEND_CALL_CODE) {
zend_error(E_WARNING, "func_get_arg(): Called from the global scope - no function context");
RETURN_FALSE;
}
arg_count = ZEND_CALL_NUM_ARGS(ex);
if (requested_offset >= arg_count) {
zend_error(E_WARNING, "func_get_arg(): Argument " ZEND_LONG_FMT " not passed to function", requested_offset);
RETURN_FALSE;
}
first_extra_arg = ex->func->op_array.num_args;
if (requested_offset >= first_extra_arg && (ZEND_CALL_NUM_ARGS(ex) > first_extra_arg)) {
arg = ZEND_CALL_VAR_NUM(ex, ex->func->op_array.last_var + ex->func->op_array.T) + (requested_offset - first_extra_arg);
} else {
arg = ZEND_CALL_ARG(ex, requested_offset + 1);
}
ZVAL_DEREF(arg);
ZVAL_COPY(return_value, arg);
}
/* }}} */
/* {{{ proto array func_get_args()
Get an array of the arguments that were passed to the function */
ZEND_FUNCTION(func_get_args)
{
zval *p, *q;
uint32_t arg_count, first_extra_arg;
uint32_t i;
zend_execute_data *ex = EX(prev_execute_data);
if (ZEND_CALL_INFO(ex) & ZEND_CALL_CODE) {
zend_error(E_WARNING, "func_get_args(): Called from the global scope - no function context");
RETURN_FALSE;
}
arg_count = ZEND_CALL_NUM_ARGS(ex);
array_init_size(return_value, arg_count);
if (arg_count) {
first_extra_arg = ex->func->op_array.num_args;
zend_hash_real_init(Z_ARRVAL_P(return_value), 1);
ZEND_HASH_FILL_PACKED(Z_ARRVAL_P(return_value)) {
i = 0;
p = ZEND_CALL_ARG(ex, 1);
if (arg_count > first_extra_arg) {
while (i < first_extra_arg) {
q = p;
ZVAL_DEREF(q);
if (Z_OPT_REFCOUNTED_P(q)) Z_ADDREF_P(q);
ZEND_HASH_FILL_ADD(q);
p++;
i++;
}
p = ZEND_CALL_VAR_NUM(ex, ex->func->op_array.last_var + ex->func->op_array.T);
}
while (i < arg_count) {
q = p;
ZVAL_DEREF(q);
if (Z_OPT_REFCOUNTED_P(q)) Z_ADDREF_P(q);
ZEND_HASH_FILL_ADD(q);
p++;
i++;
}
} ZEND_HASH_FILL_END();
}
}
/* }}} */
/* {{{ proto int strlen(string str)
Get string length
Warning: This function is special-cased by zend_compile.c and so is usually bypassed */
ZEND_FUNCTION(strlen)
{
zend_string *s;
#ifndef FAST_ZPP
if (zend_parse_parameters(ZEND_NUM_ARGS(), "S", &s) == FAILURE) {
return;
}
#else
ZEND_PARSE_PARAMETERS_START(1, 1)
Z_PARAM_STR(s)
ZEND_PARSE_PARAMETERS_END();
#endif
RETVAL_LONG(s->len);
}
/* }}} */
/* {{{ proto int strcmp(string str1, string str2)
Binary safe string comparison */
ZEND_FUNCTION(strcmp)
{
zend_string *s1, *s2;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "SS", &s1, &s2) == FAILURE) {
return;
}
RETURN_LONG(zend_binary_strcmp(s1->val, s1->len, s2->val, s2->len));
}
/* }}} */
/* {{{ proto int strncmp(string str1, string str2, int len)
Binary safe string comparison */
ZEND_FUNCTION(strncmp)
{
zend_string *s1, *s2;
zend_long len;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "SSl", &s1, &s2, &len) == FAILURE) {
return;
}
if (len < 0) {
zend_error(E_WARNING, "Length must be greater than or equal to 0");
RETURN_FALSE;
}
RETURN_LONG(zend_binary_strncmp(s1->val, s1->len, s2->val, s2->len, len));
}
/* }}} */
/* {{{ proto int strcasecmp(string str1, string str2)
Binary safe case-insensitive string comparison */
ZEND_FUNCTION(strcasecmp)
{
zend_string *s1, *s2;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "SS", &s1, &s2) == FAILURE) {
return;
}
RETURN_LONG(zend_binary_strcasecmp(s1->val, s1->len, s2->val, s2->len));
}
/* }}} */
/* {{{ proto int strncasecmp(string str1, string str2, int len)
Binary safe string comparison */
ZEND_FUNCTION(strncasecmp)
{
zend_string *s1, *s2;
zend_long len;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "SSl", &s1, &s2, &len) == FAILURE) {
return;
}
if (len < 0) {
zend_error(E_WARNING, "Length must be greater than or equal to 0");
RETURN_FALSE;
}
RETURN_LONG(zend_binary_strncasecmp(s1->val, s1->len, s2->val, s2->len, len));
}
/* }}} */
/* {{{ proto mixed each(array &arr)
Return the currently pointed key..value pair in the passed array, and advance the pointer to the next element, or false if there is no element at this place */
ZEND_FUNCTION(each)
{
zval *array, *entry, tmp;
zend_ulong num_key;
HashTable *target_hash;
zend_string *key;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "z/", &array) == FAILURE) {
return;
}
target_hash = HASH_OF(array);
if (!target_hash) {
zend_error(E_WARNING,"Variable passed to each() is not an array or object");
return;
}
while (1) {
entry = zend_hash_get_current_data(target_hash);
if (!entry) {
RETURN_FALSE;
} else if (Z_TYPE_P(entry) == IS_INDIRECT) {
entry = Z_INDIRECT_P(entry);
if (Z_TYPE_P(entry) == IS_UNDEF) {
zend_hash_move_forward(target_hash);
continue;
}
}
break;
}
array_init_size(return_value, 4);
zend_hash_real_init(Z_ARRVAL_P(return_value), 0);
/* add value elements */
if (Z_ISREF_P(entry)) {
ZVAL_DUP(&tmp, Z_REFVAL_P(entry));
entry = &tmp;
if (Z_REFCOUNTED_P(entry)) Z_ADDREF_P(entry);
} else {
if (Z_REFCOUNTED_P(entry)) Z_ADDREF_P(entry);
if (Z_REFCOUNTED_P(entry)) Z_ADDREF_P(entry);
}
zend_hash_index_add_new(Z_ARRVAL_P(return_value), 1, entry);
zend_hash_str_add_new(Z_ARRVAL_P(return_value), "value", sizeof("value")-1, entry);
/* add the key elements */
if (zend_hash_get_current_key(target_hash, &key, &num_key) == HASH_KEY_IS_STRING) {
ZVAL_STR_COPY(&tmp, key);
if (Z_REFCOUNTED(tmp)) Z_ADDREF(tmp);
} else {
ZVAL_LONG(&tmp, num_key);
}
zend_hash_index_add_new(Z_ARRVAL_P(return_value), 0, &tmp);
zend_hash_str_add_new(Z_ARRVAL_P(return_value), "key", sizeof("key")-1, &tmp);
zend_hash_move_forward(target_hash);
}
/* }}} */
/* {{{ proto int error_reporting([int new_error_level])
Return the current error_reporting level, and if an argument was passed - change to the new level */
ZEND_FUNCTION(error_reporting)
{
zval *err;
int old_error_reporting;
#ifndef FAST_ZPP
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|z", &err) == FAILURE) {
return;
}
#else
ZEND_PARSE_PARAMETERS_START(0, 1)
Z_PARAM_OPTIONAL
Z_PARAM_ZVAL(err)
ZEND_PARSE_PARAMETERS_END();
#endif
old_error_reporting = EG(error_reporting);
if(ZEND_NUM_ARGS() != 0) {
do {
zend_ini_entry *p = EG(error_reporting_ini_entry);
if (!p) {
p = zend_hash_str_find_ptr(EG(ini_directives), "error_reporting", sizeof("error_reporting")-1);
if (p) {
EG(error_reporting_ini_entry) = p;
} else {
break;
}
}
if (!p->modified) {
if (!EG(modified_ini_directives)) {
ALLOC_HASHTABLE(EG(modified_ini_directives));
zend_hash_init(EG(modified_ini_directives), 8, NULL, NULL, 0);
}
if (EXPECTED(zend_hash_str_add_ptr(EG(modified_ini_directives), "error_reporting", sizeof("error_reporting")-1, p) != NULL)) {
p->orig_value = p->value;
p->orig_modifiable = p->modifiable;
p->modified = 1;
}
} else if (p->orig_value != p->value) {
zend_string_release(p->value);
}
p->value = zval_get_string(err);
if (Z_TYPE_P(err) == IS_LONG) {
EG(error_reporting) = Z_LVAL_P(err);
} else {
EG(error_reporting) = atoi(p->value->val);
}
} while (0);
}
RETVAL_LONG(old_error_reporting);
}
/* }}} */
static int validate_constant_array(HashTable *ht) /* {{{ */
{
int ret = 1;
zval *val;
ht->u.v.nApplyCount++;
ZEND_HASH_FOREACH_VAL_IND(ht, val) {
ZVAL_DEREF(val);
if (Z_REFCOUNTED_P(val)) {
if (Z_TYPE_P(val) == IS_ARRAY) {
if (!Z_IMMUTABLE_P(val)) {
if (Z_ARRVAL_P(val)->u.v.nApplyCount > 0) {
zend_error(E_WARNING, "Constants cannot be recursive arrays");
ret = 0;
break;
} else if (!validate_constant_array(Z_ARRVAL_P(val))) {
ret = 0;
break;
}
}
} else if (Z_TYPE_P(val) != IS_STRING && Z_TYPE_P(val) != IS_RESOURCE) {
zend_error(E_WARNING, "Constants may only evaluate to scalar values or arrays");
ret = 0;
break;
}
}
} ZEND_HASH_FOREACH_END();
ht->u.v.nApplyCount--;
return ret;
}
/* }}} */
static void copy_constant_array(zval *dst, zval *src) /* {{{ */
{
zend_string *key;
zend_ulong idx;
zval *new_val, *val;
array_init_size(dst, zend_hash_num_elements(Z_ARRVAL_P(src)));
ZEND_HASH_FOREACH_KEY_VAL_IND(Z_ARRVAL_P(src), idx, key, val) {
/* constant arrays can't contain references */
ZVAL_DEREF(val);
if (key) {
new_val = zend_hash_add_new(Z_ARRVAL_P(dst), key, val);
} else {
new_val = zend_hash_index_add_new(Z_ARRVAL_P(dst), idx, val);
}
if (Z_TYPE_P(val) == IS_ARRAY) {
if (!Z_IMMUTABLE_P(val)) {
copy_constant_array(new_val, val);
}
} else if (Z_REFCOUNTED_P(val)) {
Z_ADDREF_P(val);
}
} ZEND_HASH_FOREACH_END();
}
/* }}} */
/* {{{ proto bool define(string constant_name, mixed value[, boolean case_insensitive=false])
Define a new constant */
ZEND_FUNCTION(define)
{
zend_string *name;
zval *val, val_free;
zend_bool non_cs = 0;
int case_sensitive = CONST_CS;
zend_constant c;
#ifndef FAST_ZPP
if (zend_parse_parameters(ZEND_NUM_ARGS(), "Sz|b", &name, &val, &non_cs) == FAILURE) {
return;
}
#else
ZEND_PARSE_PARAMETERS_START(2, 3)
Z_PARAM_STR(name)
Z_PARAM_ZVAL(val)
Z_PARAM_OPTIONAL
Z_PARAM_BOOL(non_cs)
ZEND_PARSE_PARAMETERS_END();
#endif
if(non_cs) {
case_sensitive = 0;
}
/* class constant, check if there is name and make sure class is valid & exists */
if (zend_memnstr(name->val, "::", sizeof("::") - 1, name->val + name->len)) {
zend_error(E_WARNING, "Class constants cannot be defined or redefined");
RETURN_FALSE;
}
ZVAL_UNDEF(&val_free);
repeat:
switch (Z_TYPE_P(val)) {
case IS_LONG:
case IS_DOUBLE:
case IS_STRING:
case IS_FALSE:
case IS_TRUE:
case IS_RESOURCE:
case IS_NULL:
break;
case IS_ARRAY:
if (!Z_IMMUTABLE_P(val)) {
if (!validate_constant_array(Z_ARRVAL_P(val))) {
RETURN_FALSE;
} else {
copy_constant_array(&c.value, val);
goto register_constant;
}
}
break;
case IS_OBJECT:
if (Z_TYPE(val_free) == IS_UNDEF) {
if (Z_OBJ_HT_P(val)->get) {
zval rv;
val = Z_OBJ_HT_P(val)->get(val, &rv);
ZVAL_COPY_VALUE(&val_free, val);
goto repeat;
} else if (Z_OBJ_HT_P(val)->cast_object) {
if (Z_OBJ_HT_P(val)->cast_object(val, &val_free, IS_STRING) == SUCCESS) {
val = &val_free;
break;
}
}
}
/* no break */
default:
zend_error(E_WARNING, "Constants may only evaluate to scalar values or arrays");
zval_ptr_dtor(&val_free);
RETURN_FALSE;
}
ZVAL_DUP(&c.value, val);
zval_ptr_dtor(&val_free);
register_constant:
c.flags = case_sensitive; /* non persistent */
c.name = zend_string_copy(name);
c.module_number = PHP_USER_CONSTANT;
if (zend_register_constant(&c) == SUCCESS) {
RETURN_TRUE;
} else {