1 /* 2 +----------------------------------------------------------------------+ 3 | Zend Engine | 4 +----------------------------------------------------------------------+ 5 | Copyright (c) 1998-2018 Zend Technologies Ltd. (http://www.zend.com) | 6 +----------------------------------------------------------------------+ 7 | This source file is subject to version 2.00 of the Zend license, | 8 | that is bundled with this package in the file LICENSE, and is | 9 | available through the world-wide-web at the following url: | 10 | http://www.zend.com/license/2_00.txt. | 11 | If you did not receive a copy of the Zend license and are unable to | 12 | obtain it through the world-wide-web, please send a note to | 13 | license@zend.com so we can mail you a copy immediately. | 14 +----------------------------------------------------------------------+ 15 | Authors: Andi Gutmans <andi@zend.com> | 16 | Zeev Suraski <zeev@zend.com> | 17 | Dmitry Stogov <dmitry@zend.com> | 18 +----------------------------------------------------------------------+ 19 */ 20 21 /* $Id$ */ 22 23 #ifndef ZEND_VARIABLES_H 24 #define ZEND_VARIABLES_H 25 26 #include "zend_types.h" 27 #include "zend_gc.h" 28 29 BEGIN_EXTERN_C() 30 31 ZEND_API void ZEND_FASTCALL _zval_dtor_func(zend_refcounted *p ZEND_FILE_LINE_DC); 32 ZEND_API void ZEND_FASTCALL _zval_copy_ctor_func(zval *zvalue ZEND_FILE_LINE_DC); 33 34 #define zval_dtor_func(zv) _zval_dtor_func(zv ZEND_FILE_LINE_CC) 35 #define zval_copy_ctor_func(zv) _zval_copy_ctor_func(zv ZEND_FILE_LINE_CC) 36 _zval_ptr_dtor_nogc(zval * zval_ptr ZEND_FILE_LINE_DC)37static zend_always_inline void _zval_ptr_dtor_nogc(zval *zval_ptr ZEND_FILE_LINE_DC) 38 { 39 if (Z_REFCOUNTED_P(zval_ptr) && !Z_DELREF_P(zval_ptr)) { 40 _zval_dtor_func(Z_COUNTED_P(zval_ptr) ZEND_FILE_LINE_RELAY_CC); 41 } 42 } 43 i_zval_ptr_dtor(zval * zval_ptr ZEND_FILE_LINE_DC)44static zend_always_inline void i_zval_ptr_dtor(zval *zval_ptr ZEND_FILE_LINE_DC) 45 { 46 if (Z_REFCOUNTED_P(zval_ptr)) { 47 zend_refcounted *ref = Z_COUNTED_P(zval_ptr); 48 if (!--GC_REFCOUNT(ref)) { 49 _zval_dtor_func(ref ZEND_FILE_LINE_RELAY_CC); 50 } else { 51 gc_check_possible_root(ref); 52 } 53 } 54 } 55 _zval_copy_ctor(zval * zvalue ZEND_FILE_LINE_DC)56static zend_always_inline void _zval_copy_ctor(zval *zvalue ZEND_FILE_LINE_DC) 57 { 58 if (Z_REFCOUNTED_P(zvalue) || Z_COPYABLE_P(zvalue)) { 59 if (Z_COPYABLE_P(zvalue)) { 60 _zval_copy_ctor_func(zvalue ZEND_FILE_LINE_RELAY_CC); 61 } else { 62 Z_ADDREF_P(zvalue); 63 } 64 } 65 } 66 _zval_opt_copy_ctor(zval * zvalue ZEND_FILE_LINE_DC)67static zend_always_inline void _zval_opt_copy_ctor(zval *zvalue ZEND_FILE_LINE_DC) 68 { 69 if (Z_OPT_REFCOUNTED_P(zvalue) || Z_OPT_COPYABLE_P(zvalue)) { 70 if (Z_OPT_COPYABLE_P(zvalue)) { 71 _zval_copy_ctor_func(zvalue ZEND_FILE_LINE_RELAY_CC); 72 } else { 73 Z_ADDREF_P(zvalue); 74 } 75 } 76 } 77 78 ZEND_API size_t zend_print_variable(zval *var); 79 ZEND_API void _zval_ptr_dtor(zval *zval_ptr ZEND_FILE_LINE_DC); 80 ZEND_API void _zval_internal_dtor_for_ptr(zval *zvalue ZEND_FILE_LINE_DC); 81 ZEND_API void _zval_internal_dtor(zval *zvalue ZEND_FILE_LINE_DC); 82 ZEND_API void _zval_internal_ptr_dtor(zval *zvalue ZEND_FILE_LINE_DC); 83 ZEND_API void _zval_dtor_wrapper(zval *zvalue); 84 #define zval_copy_ctor(zvalue) _zval_copy_ctor((zvalue) ZEND_FILE_LINE_CC) 85 #define zval_opt_copy_ctor(zvalue) _zval_opt_copy_ctor((zvalue) ZEND_FILE_LINE_CC) 86 #define zval_dtor(zvalue) zval_ptr_dtor_nogc(zvalue) 87 #define zval_ptr_dtor(zval_ptr) _zval_ptr_dtor((zval_ptr) ZEND_FILE_LINE_CC) 88 #define zval_ptr_dtor_nogc(zval_ptr) _zval_ptr_dtor_nogc((zval_ptr) ZEND_FILE_LINE_CC) 89 #define zval_internal_dtor(zvalue) _zval_internal_dtor((zvalue) ZEND_FILE_LINE_CC) 90 #define zval_internal_ptr_dtor(zvalue) _zval_internal_ptr_dtor((zvalue) ZEND_FILE_LINE_CC) 91 #define zval_dtor_wrapper _zval_dtor_wrapper 92 93 #if ZEND_DEBUG 94 ZEND_API void _zval_ptr_dtor_wrapper(zval *zval_ptr); 95 ZEND_API void _zval_internal_dtor_wrapper(zval *zvalue); 96 ZEND_API void _zval_internal_ptr_dtor_wrapper(zval *zvalue); 97 #define zval_ptr_dtor_wrapper _zval_ptr_dtor_wrapper 98 #define zval_internal_dtor_wrapper _zval_internal_dtor_wrapper 99 #define zval_internal_ptr_dtor_wrapper _zval_internal_ptr_dtor_wrapper 100 #else 101 #define zval_ptr_dtor_wrapper _zval_ptr_dtor 102 #define zval_internal_dtor_wrapper _zval_internal_dtor 103 #define zval_internal_ptr_dtor_wrapper _zval_internal_ptr_dtor 104 #endif 105 106 ZEND_API void zval_add_ref(zval *p); 107 ZEND_API void zval_add_ref_unref(zval *p); 108 109 END_EXTERN_C() 110 111 #define ZVAL_DESTRUCTOR zval_dtor_wrapper 112 #define ZVAL_PTR_DTOR zval_ptr_dtor_wrapper 113 #define ZVAL_INTERNAL_DTOR zval_internal_dtor_wrapper 114 #define ZVAL_INTERNAL_PTR_DTOR zval_internal_ptr_dtor_wrapper 115 116 #endif 117 118 /* 119 * Local variables: 120 * tab-width: 4 121 * c-basic-offset: 4 122 * indent-tabs-mode: t 123 * End: 124 * vim600: sw=4 ts=4 fdm=marker 125 * vim<600: sw=4 ts=4 126 */ 127