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Edit File : zend_types.h \| Size : 33.04 KB
/* +----------------------------------------------------------------------+ \| Zend Engine \| +----------------------------------------------------------------------+ \| Copyright (c) 1998-2018 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 \| \| license@zend.com so we can mail you a copy immediately. \| +----------------------------------------------------------------------+ \| Authors: Andi Gutmans <andi@zend.com> \| \| Zeev Suraski <zeev@zend.com> \| \| Dmitry Stogov <dmitry@zend.com> \| \| Xinchen Hui <xinchen.h@zend.com> \| +----------------------------------------------------------------------+ / / $Id$ / #ifndef ZEND_TYPES_H #define ZEND_TYPES_H #include "zend_portability.h" #include "zend_long.h" #ifdef WORDS_BIGENDIAN # define ZEND_ENDIAN_LOHI(lo, hi) hi; lo; # define ZEND_ENDIAN_LOHI_3(lo, mi, hi) hi; mi; lo; # define ZEND_ENDIAN_LOHI_4(a, b, c, d) d; c; b; a; # define ZEND_ENDIAN_LOHI_C(lo, hi) hi, lo # define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi) hi, mi, lo, # define ZEND_ENDIAN_LOHI_C_4(a, b, c, d) d, c, b, a #else # define ZEND_ENDIAN_LOHI(lo, hi) lo; hi; # define ZEND_ENDIAN_LOHI_3(lo, mi, hi) lo; mi; hi; # define ZEND_ENDIAN_LOHI_4(a, b, c, d) a; b; c; d; # define ZEND_ENDIAN_LOHI_C(lo, hi) lo, hi # define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi) lo, mi, hi, # define ZEND_ENDIAN_LOHI_C_4(a, b, c, d) a, b, c, d #endif typedef unsigned char zend_bool; typedef unsigned char zend_uchar; typedef enum { SUCCESS = 0, FAILURE = -1, / this MUST stay a negative number, or it may affect functions! / } ZEND_RESULT_CODE; #ifdef ZEND_ENABLE_ZVAL_LONG64 # ifdef ZEND_WIN32 # define ZEND_SIZE_MAX _UI64_MAX # else # define ZEND_SIZE_MAX SIZE_MAX # endif #else # if defined(ZEND_WIN32) # define ZEND_SIZE_MAX _UI32_MAX # else # define ZEND_SIZE_MAX SIZE_MAX # endif #endif typedef intptr_t zend_intptr_t; typedef uintptr_t zend_uintptr_t; #ifdef ZTS #define ZEND_TLS static TSRM_TLS #define ZEND_EXT_TLS TSRM_TLS #else #define ZEND_TLS static #define ZEND_EXT_TLS #endif typedef struct _zend_object_handlers zend_object_handlers; typedef struct _zend_class_entry zend_class_entry; typedef union _zend_function zend_function; typedef struct _zend_execute_data zend_execute_data; typedef struct _zval_struct zval; typedef struct _zend_refcounted zend_refcounted; typedef struct _zend_string zend_string; typedef struct _zend_array zend_array; typedef struct _zend_object zend_object; typedef struct _zend_resource zend_resource; typedef struct _zend_reference zend_reference; typedef struct _zend_ast_ref zend_ast_ref; typedef struct _zend_ast zend_ast; typedef int (compare_func_t)(const void , const void ); typedef void (swap_func_t)(void , void ); typedef void (sort_func_t)(void , size_t, size_t, compare_func_t, swap_func_t); typedef void (dtor_func_t)(zval pDest); typedef void (copy_ctor_func_t)(zval pElement); / * zend_type - is an abstraction layer to represent information about type hint. * It shouldn't be used directly. Only through ZEND_TYPE_* macros. * * ZEND_TYPE_IS_SET() - checks if type-hint exists * ZEND_TYPE_IS_CODE() - checks if type-hint refer to standard type * ZEND_TYPE_IS_CLASS() - checks if type-hint refer to some class * * ZEND_TYPE_NAME() - returns referenced class name * ZEND_TYPE_CE() - returns referenced class entry * ZEND_TYPE_CODE() - returns standard type code (e.g. IS_LONG, _IS_BOOL) * * ZEND_TYPE_ALLOW_NULL() - checks if NULL is allowed * * ZEND_TYPE_ENCODE() and ZEND_TYPE_ENCODE_CLASS() should be used for * construction. / typedef uintptr_t zend_type; #define ZEND_TYPE_IS_SET(t) \ ((t) > Z_L(1)) #define ZEND_TYPE_IS_CODE(t) \ (((t) > Z_L(1)) && ((t) <= Z_L(0x1ff))) #define ZEND_TYPE_IS_CLASS(t) \ ((t) > Z_L(0x1ff)) #define ZEND_TYPE_NAME(t) \ ((zend_string)((t) & ~Z_L(0x3))) #define ZEND_TYPE_CE(t) \ ((zend_class_entry)((t) & ~Z_L(0x3))) #define ZEND_TYPE_CODE(t) \ ((t) >> Z_L(1)) #define ZEND_TYPE_ALLOW_NULL(t) \ (((t) & Z_L(0x1)) != 0) #define ZEND_TYPE_ENCODE(code, allow_null) \ (((code) << Z_L(1)) \| ((allow_null) ? Z_L(0x1) : Z_L(0x0))) #define ZEND_TYPE_ENCODE_CLASS(class_name, allow_null) \ (((uintptr_t)(class_name)) \| ((allow_null) ? Z_L(0x1) : Z_L(0))) #define ZEND_TYPE_ENCODE_CLASS_CONST_0(class_name) \ ((zend_type) class_name) #define ZEND_TYPE_ENCODE_CLASS_CONST_1(class_name) \ ((zend_type) "?" class_name) #define ZEND_TYPE_ENCODE_CLASS_CONST_Q2(macro, class_name) \ macro(class_name) #define ZEND_TYPE_ENCODE_CLASS_CONST_Q1(allow_null, class_name) \ ZEND_TYPE_ENCODE_CLASS_CONST_Q2(ZEND_TYPE_ENCODE_CLASS_CONST_ ##allow_null, class_name) #define ZEND_TYPE_ENCODE_CLASS_CONST(class_name, allow_null) \ ZEND_TYPE_ENCODE_CLASS_CONST_Q1(allow_null, class_name) typedef union _zend_value { zend_long lval; / long value / double dval; / double value / zend_refcounted counted; zend_string str; zend_array arr; zend_object obj; zend_resource res; zend_reference ref; zend_ast_ref ast; zval zv; void ptr; zend_class_entry ce; zend_function func; struct { uint32_t w1; uint32_t w2; } ww; } zend_value; struct _zval_struct { zend_value value; /* value / union { struct { ZEND_ENDIAN_LOHI_4( zend_uchar type, / active type / zend_uchar type_flags, zend_uchar const_flags, zend_uchar reserved) / call info for EX(This) / } v; uint32_t type_info; } u1; union { uint32_t next; / hash collision chain / uint32_t cache_slot; / literal cache slot / uint32_t lineno; / line number (for ast nodes) / uint32_t num_args; / arguments number for EX(This) / uint32_t fe_pos; / foreach position / uint32_t fe_iter_idx; / foreach iterator index / uint32_t access_flags; / class constant access flags / uint32_t property_guard; / single property guard / uint32_t extra; / not further specified / } u2; }; typedef struct _zend_refcounted_h { uint32_t refcount; / reference counter 32-bit / union { struct { ZEND_ENDIAN_LOHI_3( zend_uchar type, zend_uchar flags, / used for strings & objects / uint16_t gc_info) / keeps GC root number (or 0) and color / } v; uint32_t type_info; } u; } zend_refcounted_h; struct _zend_refcounted { zend_refcounted_h gc; }; struct _zend_string { zend_refcounted_h gc; zend_ulong h; / hash value / size_t len; char val[1]; }; typedef struct _Bucket { zval val; zend_ulong h; / hash value (or numeric index) / zend_string key; /* string key or NULL for numerics / } Bucket; typedef struct _zend_array HashTable; struct _zend_array { zend_refcounted_h gc; union { struct { ZEND_ENDIAN_LOHI_4( zend_uchar flags, zend_uchar nApplyCount, zend_uchar nIteratorsCount, zend_uchar consistency) } v; uint32_t flags; } u; uint32_t nTableMask; Bucket arData; uint32_t nNumUsed; uint32_t nNumOfElements; uint32_t nTableSize; uint32_t nInternalPointer; zend_long nNextFreeElement; dtor_func_t pDestructor; }; /* * HashTable Data Layout * ===================== * * +=============================+ * \| HT_HASH(ht, ht->nTableMask) \| * \| ... \| * \| HT_HASH(ht, -1) \| * +-----------------------------+ * ht->arData ---> \| Bucket[0] \| * \| ... \| * \| Bucket[ht->nTableSize-1] \| * +=============================+ / #define HT_INVALID_IDX ((uint32_t) -1) #define HT_MIN_MASK ((uint32_t) -2) #define HT_MIN_SIZE 8 #if SIZEOF_SIZE_T == 4 # define HT_MAX_SIZE 0x04000000 / small enough to avoid overflow checks / # define HT_HASH_TO_BUCKET_EX(data, idx) \ ((Bucket)((char)(data) + (idx))) # define HT_IDX_TO_HASH(idx) \ ((idx) sizeof(Bucket)) # define HT_HASH_TO_IDX(idx) \ ((idx) / sizeof(Bucket)) #elif SIZEOF_SIZE_T == 8 # define HT_MAX_SIZE 0x80000000 # define HT_HASH_TO_BUCKET_EX(data, idx) \ ((data) + (idx)) # define HT_IDX_TO_HASH(idx) \ (idx) # define HT_HASH_TO_IDX(idx) \ (idx) #else # error "Unknown SIZEOF_SIZE_T" #endif #define HT_HASH_EX(data, idx) \ ((uint32_t)(data))[(int32_t)(idx)] #define HT_HASH(ht, idx) \ HT_HASH_EX((ht)->arData, idx) #define HT_HASH_SIZE(nTableMask) \ (((size_t)(uint32_t)-(int32_t)(nTableMask)) sizeof(uint32_t)) #define HT_DATA_SIZE(nTableSize) \ ((size_t)(nTableSize) * sizeof(Bucket)) #define HT_SIZE_EX(nTableSize, nTableMask) \ (HT_DATA_SIZE((nTableSize)) + HT_HASH_SIZE((nTableMask))) #define HT_SIZE(ht) \ HT_SIZE_EX((ht)->nTableSize, (ht)->nTableMask) #define HT_USED_SIZE(ht) \ (HT_HASH_SIZE((ht)->nTableMask) + ((size_t)(ht)->nNumUsed * sizeof(Bucket))) #define HT_HASH_RESET(ht) \ memset(&HT_HASH(ht, (ht)->nTableMask), HT_INVALID_IDX, HT_HASH_SIZE((ht)->nTableMask)) #define HT_HASH_RESET_PACKED(ht) do { \ HT_HASH(ht, -2) = HT_INVALID_IDX; \ HT_HASH(ht, -1) = HT_INVALID_IDX; \ } while (0) #define HT_HASH_TO_BUCKET(ht, idx) \ HT_HASH_TO_BUCKET_EX((ht)->arData, idx) #define HT_SET_DATA_ADDR(ht, ptr) do { \ (ht)->arData = (Bucket)(((char)(ptr)) + HT_HASH_SIZE((ht)->nTableMask)); \ } while (0) #define HT_GET_DATA_ADDR(ht) \ ((char)((ht)->arData) - HT_HASH_SIZE((ht)->nTableMask)) typedef uint32_t HashPosition; typedef struct _HashTableIterator { HashTable ht; HashPosition pos; } HashTableIterator; struct _zend_object { zend_refcounted_h gc; uint32_t handle; // TODO: may be removed ??? zend_class_entry ce; const zend_object_handlers handlers; HashTable properties; zval properties_table[1]; }; struct _zend_resource { zend_refcounted_h gc; int handle; // TODO: may be removed ??? int type; void ptr; }; struct _zend_reference { zend_refcounted_h gc; zval val; }; struct _zend_ast_ref { zend_refcounted_h gc; zend_ast ast; }; / regular data types / #define IS_UNDEF 0 #define IS_NULL 1 #define IS_FALSE 2 #define IS_TRUE 3 #define IS_LONG 4 #define IS_DOUBLE 5 #define IS_STRING 6 #define IS_ARRAY 7 #define IS_OBJECT 8 #define IS_RESOURCE 9 #define IS_REFERENCE 10 / constant expressions / #define IS_CONSTANT 11 #define IS_CONSTANT_AST 12 / fake types / #define _IS_BOOL 13 #define IS_CALLABLE 14 #define IS_ITERABLE 19 #define IS_VOID 18 / internal types / #define IS_INDIRECT 15 #define IS_PTR 17 #define _IS_ERROR 20 static zend_always_inline zend_uchar zval_get_type(const zval pz) { return pz->u1.v.type; } #define ZEND_SAME_FAKE_TYPE(faketype, realtype) ( \ (faketype) == (realtype) \ \|\| ((faketype) == _IS_BOOL && ((realtype) == IS_TRUE \|\| (realtype) == IS_FALSE)) \ ) /* we should never set just Z_TYPE, we should set Z_TYPE_INFO / #define Z_TYPE(zval) zval_get_type(&(zval)) #define Z_TYPE_P(zval_p) Z_TYPE((zval_p)) #define Z_TYPE_FLAGS(zval) (zval).u1.v.type_flags #define Z_TYPE_FLAGS_P(zval_p) Z_TYPE_FLAGS((zval_p)) #define Z_CONST_FLAGS(zval) (zval).u1.v.const_flags #define Z_CONST_FLAGS_P(zval_p) Z_CONST_FLAGS((zval_p)) #define Z_TYPE_INFO(zval) (zval).u1.type_info #define Z_TYPE_INFO_P(zval_p) Z_TYPE_INFO((zval_p)) #define Z_NEXT(zval) (zval).u2.next #define Z_NEXT_P(zval_p) Z_NEXT((zval_p)) #define Z_CACHE_SLOT(zval) (zval).u2.cache_slot #define Z_CACHE_SLOT_P(zval_p) Z_CACHE_SLOT((zval_p)) #define Z_FE_POS(zval) (zval).u2.fe_pos #define Z_FE_POS_P(zval_p) Z_FE_POS((zval_p)) #define Z_FE_ITER(zval) (zval).u2.fe_iter_idx #define Z_FE_ITER_P(zval_p) Z_FE_ITER((zval_p)) #define Z_ACCESS_FLAGS(zval) (zval).u2.access_flags #define Z_ACCESS_FLAGS_P(zval_p) Z_ACCESS_FLAGS((zval_p)) #define Z_EXTRA(zval) (zval).u2.extra #define Z_EXTRA_P(zval_p) Z_EXTRA((zval_p)) #define Z_COUNTED(zval) (zval).value.counted #define Z_COUNTED_P(zval_p) Z_COUNTED((zval_p)) #define Z_TYPE_MASK 0xff #define Z_TYPE_FLAGS_SHIFT 8 #define Z_CONST_FLAGS_SHIFT 16 #define GC_REFCOUNT(p) (p)->gc.refcount #define GC_TYPE(p) (p)->gc.u.v.type #define GC_FLAGS(p) (p)->gc.u.v.flags #define GC_INFO(p) (p)->gc.u.v.gc_info #define GC_TYPE_INFO(p) (p)->gc.u.type_info #define Z_GC_TYPE(zval) GC_TYPE(Z_COUNTED(zval)) #define Z_GC_TYPE_P(zval_p) Z_GC_TYPE((zval_p)) #define Z_GC_FLAGS(zval) GC_FLAGS(Z_COUNTED(zval)) #define Z_GC_FLAGS_P(zval_p) Z_GC_FLAGS((zval_p)) #define Z_GC_INFO(zval) GC_INFO(Z_COUNTED(zval)) #define Z_GC_INFO_P(zval_p) Z_GC_INFO((zval_p)) #define Z_GC_TYPE_INFO(zval) GC_TYPE_INFO(Z_COUNTED(zval)) #define Z_GC_TYPE_INFO_P(zval_p) Z_GC_TYPE_INFO((zval_p)) #define GC_FLAGS_SHIFT 8 #define GC_INFO_SHIFT 16 #define GC_INFO_MASK 0xffff0000 /* zval.value->gc.u.v.flags / #define GC_COLLECTABLE (1<<7) #define GC_ARRAY (IS_ARRAY \| (GC_COLLECTABLE << GC_FLAGS_SHIFT)) #define GC_OBJECT (IS_OBJECT \| (GC_COLLECTABLE << GC_FLAGS_SHIFT)) / zval.u1.v.type_flags / #define IS_TYPE_CONSTANT (1<<0) #define IS_TYPE_REFCOUNTED (1<<2) #define IS_TYPE_COPYABLE (1<<4) / extended types / #define IS_INTERNED_STRING_EX IS_STRING #define IS_STRING_EX (IS_STRING \| (( IS_TYPE_REFCOUNTED \| IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) #define IS_ARRAY_EX (IS_ARRAY \| (( IS_TYPE_REFCOUNTED \| IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) #define IS_OBJECT_EX (IS_OBJECT \| (( IS_TYPE_REFCOUNTED ) << Z_TYPE_FLAGS_SHIFT)) #define IS_RESOURCE_EX (IS_RESOURCE \| (( IS_TYPE_REFCOUNTED ) << Z_TYPE_FLAGS_SHIFT)) #define IS_REFERENCE_EX (IS_REFERENCE \| (( IS_TYPE_REFCOUNTED ) << Z_TYPE_FLAGS_SHIFT)) #define IS_CONSTANT_EX (IS_CONSTANT \| ((IS_TYPE_CONSTANT \| IS_TYPE_REFCOUNTED \| IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) #define IS_CONSTANT_AST_EX (IS_CONSTANT_AST \| ((IS_TYPE_CONSTANT \| IS_TYPE_REFCOUNTED \| IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) / zval.u1.v.const_flags / #define IS_CONSTANT_UNQUALIFIED 0x010 #define IS_CONSTANT_VISITED_MARK 0x020 #define IS_CONSTANT_CLASS 0x080 / __CLASS__ in trait / #define IS_CONSTANT_IN_NAMESPACE 0x100 / used only in opline->extended_value / #define IS_CONSTANT_VISITED(p) (Z_CONST_FLAGS_P(p) & IS_CONSTANT_VISITED_MARK) #define MARK_CONSTANT_VISITED(p) Z_CONST_FLAGS_P(p) \|= IS_CONSTANT_VISITED_MARK #define RESET_CONSTANT_VISITED(p) Z_CONST_FLAGS_P(p) &= ~IS_CONSTANT_VISITED_MARK / string flags (zval.value->gc.u.flags) / #define IS_STR_PERSISTENT (1<<0) / allocated using malloc / #define IS_STR_INTERNED (1<<1) / interned string / #define IS_STR_PERMANENT (1<<2) / relives request boundary / #define IS_STR_CONSTANT (1<<3) / constant index / #define IS_STR_CONSTANT_UNQUALIFIED (1<<4) / the same as IS_CONSTANT_UNQUALIFIED / / array flags / #define IS_ARRAY_IMMUTABLE (1<<1) / object flags (zval.value->gc.u.flags) / #define IS_OBJ_APPLY_COUNT 0x07 #define IS_OBJ_DESTRUCTOR_CALLED (1<<3) #define IS_OBJ_FREE_CALLED (1<<4) #define IS_OBJ_USE_GUARDS (1<<5) #define IS_OBJ_HAS_GUARDS (1<<6) #define Z_OBJ_APPLY_COUNT(zval) \ (Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT) #define Z_OBJ_INC_APPLY_COUNT(zval) do { \ Z_GC_FLAGS(zval) = \ (Z_GC_FLAGS(zval) & ~IS_OBJ_APPLY_COUNT) \| \ ((Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT) + 1); \ } while (0) #define Z_OBJ_DEC_APPLY_COUNT(zval) do { \ Z_GC_FLAGS(zval) = \ (Z_GC_FLAGS(zval) & ~IS_OBJ_APPLY_COUNT) \| \ ((Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT) - 1); \ } while (0) #define Z_OBJ_APPLY_COUNT_P(zv) Z_OBJ_APPLY_COUNT((zv)) #define Z_OBJ_INC_APPLY_COUNT_P(zv) Z_OBJ_INC_APPLY_COUNT((zv)) #define Z_OBJ_DEC_APPLY_COUNT_P(zv) Z_OBJ_DEC_APPLY_COUNT((zv)) /* All data types < IS_STRING have their constructor/destructors skipped / #define Z_CONSTANT(zval) ((Z_TYPE_FLAGS(zval) & IS_TYPE_CONSTANT) != 0) #define Z_CONSTANT_P(zval_p) Z_CONSTANT((zval_p)) #define Z_REFCOUNTED(zval) ((Z_TYPE_FLAGS(zval) & IS_TYPE_REFCOUNTED) != 0) #define Z_REFCOUNTED_P(zval_p) Z_REFCOUNTED((zval_p)) #define Z_COPYABLE(zval) ((Z_TYPE_FLAGS(zval) & IS_TYPE_COPYABLE) != 0) #define Z_COPYABLE_P(zval_p) Z_COPYABLE((zval_p)) /* deprecated: (IMMUTABLE is the same as COPYABLE && !REFCOUED) / #define Z_IMMUTABLE(zval) ((Z_TYPE_FLAGS(zval) & (IS_TYPE_REFCOUNTED\|IS_TYPE_COPYABLE)) == IS_TYPE_COPYABLE) #define Z_IMMUTABLE_P(zval_p) Z_IMMUTABLE((zval_p)) #define Z_OPT_IMMUTABLE(zval) Z_IMMUTABLE(zval_p) #define Z_OPT_IMMUTABLE_P(zval_p) Z_IMMUTABLE((zval_p)) / the following Z_OPT_* macros make better code when Z_TYPE_INFO accessed before / #define Z_OPT_TYPE(zval) (Z_TYPE_INFO(zval) & Z_TYPE_MASK) #define Z_OPT_TYPE_P(zval_p) Z_OPT_TYPE((zval_p)) #define Z_OPT_CONSTANT(zval) ((Z_TYPE_INFO(zval) & (IS_TYPE_CONSTANT << Z_TYPE_FLAGS_SHIFT)) != 0) #define Z_OPT_CONSTANT_P(zval_p) Z_OPT_CONSTANT((zval_p)) #define Z_OPT_REFCOUNTED(zval) ((Z_TYPE_INFO(zval) & (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT)) != 0) #define Z_OPT_REFCOUNTED_P(zval_p) Z_OPT_REFCOUNTED((zval_p)) #define Z_OPT_COPYABLE(zval) ((Z_TYPE_INFO(zval) & (IS_TYPE_COPYABLE << Z_TYPE_FLAGS_SHIFT)) != 0) #define Z_OPT_COPYABLE_P(zval_p) Z_OPT_COPYABLE((zval_p)) #define Z_OPT_ISREF(zval) (Z_OPT_TYPE(zval) == IS_REFERENCE) #define Z_OPT_ISREF_P(zval_p) Z_OPT_ISREF((zval_p)) #define Z_ISREF(zval) (Z_TYPE(zval) == IS_REFERENCE) #define Z_ISREF_P(zval_p) Z_ISREF((zval_p)) #define Z_ISUNDEF(zval) (Z_TYPE(zval) == IS_UNDEF) #define Z_ISUNDEF_P(zval_p) Z_ISUNDEF((zval_p)) #define Z_ISNULL(zval) (Z_TYPE(zval) == IS_NULL) #define Z_ISNULL_P(zval_p) Z_ISNULL((zval_p)) #define Z_ISERROR(zval) (Z_TYPE(zval) == _IS_ERROR) #define Z_ISERROR_P(zval_p) Z_ISERROR((zval_p)) #define Z_LVAL(zval) (zval).value.lval #define Z_LVAL_P(zval_p) Z_LVAL((zval_p)) #define Z_DVAL(zval) (zval).value.dval #define Z_DVAL_P(zval_p) Z_DVAL((zval_p)) #define Z_STR(zval) (zval).value.str #define Z_STR_P(zval_p) Z_STR((zval_p)) #define Z_STRVAL(zval) ZSTR_VAL(Z_STR(zval)) #define Z_STRVAL_P(zval_p) Z_STRVAL((zval_p)) #define Z_STRLEN(zval) ZSTR_LEN(Z_STR(zval)) #define Z_STRLEN_P(zval_p) Z_STRLEN((zval_p)) #define Z_STRHASH(zval) ZSTR_HASH(Z_STR(zval)) #define Z_STRHASH_P(zval_p) Z_STRHASH((zval_p)) #define Z_ARR(zval) (zval).value.arr #define Z_ARR_P(zval_p) Z_ARR((zval_p)) #define Z_ARRVAL(zval) Z_ARR(zval) #define Z_ARRVAL_P(zval_p) Z_ARRVAL((zval_p)) #define Z_OBJ(zval) (zval).value.obj #define Z_OBJ_P(zval_p) Z_OBJ((zval_p)) #define Z_OBJ_HT(zval) Z_OBJ(zval)->handlers #define Z_OBJ_HT_P(zval_p) Z_OBJ_HT((zval_p)) #define Z_OBJ_HANDLER(zval, hf) Z_OBJ_HT((zval))->hf #define Z_OBJ_HANDLER_P(zv_p, hf) Z_OBJ_HANDLER((zv_p), hf) #define Z_OBJ_HANDLE(zval) (Z_OBJ((zval)))->handle #define Z_OBJ_HANDLE_P(zval_p) Z_OBJ_HANDLE((zval_p)) #define Z_OBJCE(zval) (Z_OBJ(zval)->ce) #define Z_OBJCE_P(zval_p) Z_OBJCE((zval_p)) #define Z_OBJPROP(zval) Z_OBJ_HT((zval))->get_properties(&(zval)) #define Z_OBJPROP_P(zval_p) Z_OBJPROP((zval_p)) #define Z_OBJDEBUG(zval,tmp) (Z_OBJ_HANDLER((zval),get_debug_info)?Z_OBJ_HANDLER((zval),get_debug_info)(&(zval),&tmp):(tmp=0,Z_OBJ_HANDLER((zval),get_properties)?Z_OBJPROP(zval):NULL)) #define Z_OBJDEBUG_P(zval_p,tmp) Z_OBJDEBUG((zval_p), tmp) #define Z_RES(zval) (zval).value.res #define Z_RES_P(zval_p) Z_RES(zval_p) #define Z_RES_HANDLE(zval) Z_RES(zval)->handle #define Z_RES_HANDLE_P(zval_p) Z_RES_HANDLE(zval_p) #define Z_RES_TYPE(zval) Z_RES(zval)->type #define Z_RES_TYPE_P(zval_p) Z_RES_TYPE(zval_p) #define Z_RES_VAL(zval) Z_RES(zval)->ptr #define Z_RES_VAL_P(zval_p) Z_RES_VAL(zval_p) #define Z_REF(zval) (zval).value.ref #define Z_REF_P(zval_p) Z_REF((zval_p)) #define Z_REFVAL(zval) &Z_REF(zval)->val #define Z_REFVAL_P(zval_p) Z_REFVAL((zval_p)) #define Z_AST(zval) (zval).value.ast #define Z_AST_P(zval_p) Z_AST((zval_p)) #define Z_ASTVAL(zval) (zval).value.ast->ast #define Z_ASTVAL_P(zval_p) Z_ASTVAL((zval_p)) #define Z_INDIRECT(zval) (zval).value.zv #define Z_INDIRECT_P(zval_p) Z_INDIRECT((zval_p)) #define Z_CE(zval) (zval).value.ce #define Z_CE_P(zval_p) Z_CE((zval_p)) #define Z_FUNC(zval) (zval).value.func #define Z_FUNC_P(zval_p) Z_FUNC((zval_p)) #define Z_PTR(zval) (zval).value.ptr #define Z_PTR_P(zval_p) Z_PTR((zval_p)) #define ZVAL_UNDEF(z) do { \ Z_TYPE_INFO_P(z) = IS_UNDEF; \ } while (0) #define ZVAL_NULL(z) do { \ Z_TYPE_INFO_P(z) = IS_NULL; \ } while (0) #define ZVAL_FALSE(z) do { \ Z_TYPE_INFO_P(z) = IS_FALSE; \ } while (0) #define ZVAL_TRUE(z) do { \ Z_TYPE_INFO_P(z) = IS_TRUE; \ } while (0) #define ZVAL_BOOL(z, b) do { \ Z_TYPE_INFO_P(z) = \ (b) ? IS_TRUE : IS_FALSE; \ } while (0) #define ZVAL_LONG(z, l) { \ zval __z = (z); \ Z_LVAL_P(__z) = l; \ Z_TYPE_INFO_P(__z) = IS_LONG; \ } #define ZVAL_DOUBLE(z, d) { \ zval __z = (z); \ Z_DVAL_P(__z) = d; \ Z_TYPE_INFO_P(__z) = IS_DOUBLE; \ } #define ZVAL_STR(z, s) do { \ zval __z = (z); \ zend_string __s = (s); \ Z_STR_P(__z) = __s; \ / interned strings support / \ Z_TYPE_INFO_P(__z) = ZSTR_IS_INTERNED(__s) ? \ IS_INTERNED_STRING_EX : \ IS_STRING_EX; \ } while (0) #define ZVAL_INTERNED_STR(z, s) do { \ zval __z = (z); \ zend_string __s = (s); \ Z_STR_P(__z) = __s; \ Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX; \ } while (0) #define ZVAL_NEW_STR(z, s) do { \ zval __z = (z); \ zend_string __s = (s); \ Z_STR_P(__z) = __s; \ Z_TYPE_INFO_P(__z) = IS_STRING_EX; \ } while (0) #define ZVAL_STR_COPY(z, s) do { \ zval __z = (z); \ zend_string __s = (s); \ Z_STR_P(__z) = __s; \ / interned strings support / \ if (ZSTR_IS_INTERNED(__s)) { \ Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX; \ } else { \ GC_REFCOUNT(__s)++; \ Z_TYPE_INFO_P(__z) = IS_STRING_EX; \ } \ } while (0) #define ZVAL_ARR(z, a) do { \ zval __z = (z); \ Z_ARR_P(__z) = (a); \ Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \ } while (0) #define ZVAL_NEW_ARR(z) do { \ zval __z = (z); \ zend_array _arr = \ (zend_array ) emalloc(sizeof(zend_array)); \ Z_ARR_P(__z) = _arr; \ Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \ } while (0) #define ZVAL_NEW_PERSISTENT_ARR(z) do { \ zval __z = (z); \ zend_array _arr = \ (zend_array ) malloc(sizeof(zend_array)); \ Z_ARR_P(__z) = _arr; \ Z_TYPE_INFO_P(__z) = IS_ARRAY_EX; \ } while (0) #define ZVAL_OBJ(z, o) do { \ zval __z = (z); \ Z_OBJ_P(__z) = (o); \ Z_TYPE_INFO_P(__z) = IS_OBJECT_EX; \ } while (0) #define ZVAL_RES(z, r) do { \ zval __z = (z); \ Z_RES_P(__z) = (r); \ Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \ } while (0) #define ZVAL_NEW_RES(z, h, p, t) do { \ zend_resource _res = \ (zend_resource ) emalloc(sizeof(zend_resource)); \ zval __z; \ GC_REFCOUNT(_res) = 1; \ GC_TYPE_INFO(_res) = IS_RESOURCE; \ _res->handle = (h); \ _res->type = (t); \ _res->ptr = (p); \ __z = (z); \ Z_RES_P(__z) = _res; \ Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \ } while (0) #define ZVAL_NEW_PERSISTENT_RES(z, h, p, t) do { \ zend_resource _res = \ (zend_resource ) malloc(sizeof(zend_resource)); \ zval __z; \ GC_REFCOUNT(_res) = 1; \ GC_TYPE_INFO(_res) = IS_RESOURCE; \ _res->handle = (h); \ _res->type = (t); \ _res->ptr = (p); \ __z = (z); \ Z_RES_P(__z) = _res; \ Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX; \ } while (0) #define ZVAL_REF(z, r) do { \ zval __z = (z); \ Z_REF_P(__z) = (r); \ Z_TYPE_INFO_P(__z) = IS_REFERENCE_EX; \ } while (0) #define ZVAL_NEW_EMPTY_REF(z) do { \ zend_reference _ref = \ (zend_reference ) emalloc(sizeof(zend_reference)); \ GC_REFCOUNT(_ref) = 1; \ GC_TYPE_INFO(_ref) = IS_REFERENCE; \ Z_REF_P(z) = _ref; \ Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \ } while (0) #define ZVAL_NEW_REF(z, r) do { \ zend_reference _ref = \ (zend_reference ) emalloc(sizeof(zend_reference)); \ GC_REFCOUNT(_ref) = 1; \ GC_TYPE_INFO(_ref) = IS_REFERENCE; \ ZVAL_COPY_VALUE(&_ref->val, r); \ Z_REF_P(z) = _ref; \ Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \ } while (0) #define ZVAL_NEW_PERSISTENT_REF(z, r) do { \ zend_reference _ref = \ (zend_reference ) malloc(sizeof(zend_reference)); \ GC_REFCOUNT(_ref) = 1; \ GC_TYPE_INFO(_ref) = IS_REFERENCE; \ ZVAL_COPY_VALUE(&_ref->val, r); \ Z_REF_P(z) = _ref; \ Z_TYPE_INFO_P(z) = IS_REFERENCE_EX; \ } while (0) #define ZVAL_NEW_AST(z, a) do { \ zval __z = (z); \ zend_ast_ref _ast = \ (zend_ast_ref ) emalloc(sizeof(zend_ast_ref)); \ GC_REFCOUNT(_ast) = 1; \ GC_TYPE_INFO(_ast) = IS_CONSTANT_AST; \ _ast->ast = (a); \ Z_AST_P(__z) = _ast; \ Z_TYPE_INFO_P(__z) = IS_CONSTANT_AST_EX; \ } while (0) #define ZVAL_INDIRECT(z, v) do { \ Z_INDIRECT_P(z) = (v); \ Z_TYPE_INFO_P(z) = IS_INDIRECT; \ } while (0) #define ZVAL_PTR(z, p) do { \ Z_PTR_P(z) = (p); \ Z_TYPE_INFO_P(z) = IS_PTR; \ } while (0) #define ZVAL_FUNC(z, f) do { \ Z_FUNC_P(z) = (f); \ Z_TYPE_INFO_P(z) = IS_PTR; \ } while (0) #define ZVAL_CE(z, c) do { \ Z_CE_P(z) = (c); \ Z_TYPE_INFO_P(z) = IS_PTR; \ } while (0) #define ZVAL_ERROR(z) do { \ Z_TYPE_INFO_P(z) = _IS_ERROR; \ } while (0) #define Z_REFCOUNT_P(pz) zval_refcount_p(pz) #define Z_SET_REFCOUNT_P(pz, rc) zval_set_refcount_p(pz, rc) #define Z_ADDREF_P(pz) zval_addref_p(pz) #define Z_DELREF_P(pz) zval_delref_p(pz) #define Z_REFCOUNT(z) Z_REFCOUNT_P(&(z)) #define Z_SET_REFCOUNT(z, rc) Z_SET_REFCOUNT_P(&(z), rc) #define Z_ADDREF(z) Z_ADDREF_P(&(z)) #define Z_DELREF(z) Z_DELREF_P(&(z)) #define Z_TRY_ADDREF_P(pz) do { \ if (Z_REFCOUNTED_P((pz))) { \ Z_ADDREF_P((pz)); \ } \ } while (0) #define Z_TRY_DELREF_P(pz) do { \ if (Z_REFCOUNTED_P((pz))) { \ Z_DELREF_P((pz)); \ } \ } while (0) #define Z_TRY_ADDREF(z) Z_TRY_ADDREF_P(&(z)) #define Z_TRY_DELREF(z) Z_TRY_DELREF_P(&(z)) static zend_always_inline uint32_t zval_refcount_p(zval* pz) { ZEND_ASSERT(Z_REFCOUNTED_P(pz) \|\| Z_COPYABLE_P(pz)); return GC_REFCOUNT(Z_COUNTED_P(pz)); } static zend_always_inline uint32_t zval_set_refcount_p(zval* pz, uint32_t rc) { ZEND_ASSERT(Z_REFCOUNTED_P(pz)); return GC_REFCOUNT(Z_COUNTED_P(pz)) = rc; } static zend_always_inline uint32_t zval_addref_p(zval* pz) { ZEND_ASSERT(Z_REFCOUNTED_P(pz)); return ++GC_REFCOUNT(Z_COUNTED_P(pz)); } static zend_always_inline uint32_t zval_delref_p(zval* pz) { ZEND_ASSERT(Z_REFCOUNTED_P(pz)); return --GC_REFCOUNT(Z_COUNTED_P(pz)); } #if SIZEOF_SIZE_T == 4 # define ZVAL_COPY_VALUE_EX(z, v, gc, t) \ do { \ uint32_t _w2 = v->value.ww.w2; \ Z_COUNTED_P(z) = gc; \ z->value.ww.w2 = _w2; \ Z_TYPE_INFO_P(z) = t; \ } while (0) #elif SIZEOF_SIZE_T == 8 # define ZVAL_COPY_VALUE_EX(z, v, gc, t) \ do { \ Z_COUNTED_P(z) = gc; \ Z_TYPE_INFO_P(z) = t; \ } while (0) #else # error "Unknown SIZEOF_SIZE_T" #endif #define ZVAL_COPY_VALUE(z, v) \ do { \ zval _z1 = (z); \ const zval _z2 = (v); \ zend_refcounted _gc = Z_COUNTED_P(_z2); \ uint32_t _t = Z_TYPE_INFO_P(_z2); \ ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \ } while (0) #define ZVAL_COPY(z, v) \ do { \ zval _z1 = (z); \ const zval _z2 = (v); \ zend_refcounted _gc = Z_COUNTED_P(_z2); \ uint32_t _t = Z_TYPE_INFO_P(_z2); \ ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \ if ((_t & (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT)) != 0) { \ GC_REFCOUNT(_gc)++; \ } \ } while (0) #define ZVAL_DUP(z, v) \ do { \ zval _z1 = (z); \ const zval _z2 = (v); \ zend_refcounted _gc = Z_COUNTED_P(_z2); \ uint32_t _t = Z_TYPE_INFO_P(_z2); \ ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t); \ if ((_t & ((IS_TYPE_REFCOUNTED\|IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) != 0) { \ if ((_t & (IS_TYPE_COPYABLE << Z_TYPE_FLAGS_SHIFT)) != 0) { \ _zval_copy_ctor_func(_z1 ZEND_FILE_LINE_CC); \ } else { \ GC_REFCOUNT(_gc)++; \ } \ } \ } while (0) #define ZVAL_DEREF(z) do { \ if (UNEXPECTED(Z_ISREF_P(z))) { \ (z) = Z_REFVAL_P(z); \ } \ } while (0) #define ZVAL_OPT_DEREF(z) do { \ if (UNEXPECTED(Z_OPT_ISREF_P(z))) { \ (z) = Z_REFVAL_P(z); \ } \ } while (0) #define ZVAL_MAKE_REF(zv) do { \ zval __zv = (zv); \ if (!Z_ISREF_P(__zv)) { \ ZVAL_NEW_REF(__zv, __zv); \ } \ } while (0) #define ZVAL_UNREF(z) do { \ zval _z = (z); \ zend_reference ref; \ ZEND_ASSERT(Z_ISREF_P(_z)); \ ref = Z_REF_P(_z); \ ZVAL_COPY_VALUE(_z, &ref->val); \ efree_size(ref, sizeof(zend_reference)); \ } while (0) #define ZVAL_COPY_UNREF(z, v) do { \ zval _z3 = (v); \ if (Z_OPT_REFCOUNTED_P(_z3)) { \ if (UNEXPECTED(Z_OPT_ISREF_P(_z3)) \ && UNEXPECTED(Z_REFCOUNT_P(_z3) == 1)) { \ ZVAL_UNREF(_z3); \ if (Z_OPT_REFCOUNTED_P(_z3)) { \ Z_ADDREF_P(_z3); \ } \ } else { \ Z_ADDREF_P(_z3); \ } \ } \ ZVAL_COPY_VALUE(z, _z3); \ } while (0) #define SEPARATE_STRING(zv) do { \ zval _zv = (zv); \ if (Z_REFCOUNT_P(_zv) > 1) { \ if (Z_REFCOUNTED_P(_zv)) { \ Z_DELREF_P(_zv); \ } \ zval_copy_ctor_func(_zv); \ } \ } while (0) #define SEPARATE_ARRAY(zv) do { \ zval _zv = (zv); \ zend_array _arr = Z_ARR_P(_zv); \ if (UNEXPECTED(GC_REFCOUNT(_arr) > 1)) { \ if (Z_REFCOUNTED_P(_zv)) { \ GC_REFCOUNT(_arr)--; \ } \ ZVAL_ARR(_zv, zend_array_dup(_arr)); \ } \ } while (0) #define SEPARATE_ZVAL_NOREF(zv) do { \ zval _zv = (zv); \ ZEND_ASSERT(Z_TYPE_P(_zv) != IS_REFERENCE); \ if (Z_COPYABLE_P(_zv)) { \ if (Z_REFCOUNT_P(_zv) > 1) { \ if (Z_REFCOUNTED_P(_zv)) { \ Z_DELREF_P(_zv); \ } \ zval_copy_ctor_func(_zv); \ } \ } \ } while (0) #define SEPARATE_ZVAL(zv) do { \ zval _zv = (zv); \ if (Z_REFCOUNTED_P(_zv) \|\| \ Z_COPYABLE_P(_zv)) { \ if (Z_REFCOUNT_P(_zv) > 1) { \ if (Z_COPYABLE_P(_zv)) { \ if (Z_REFCOUNTED_P(_zv)) { \ Z_DELREF_P(_zv); \ } \ zval_copy_ctor_func(_zv); \ } else if (Z_ISREF_P(_zv)) { \ Z_DELREF_P(_zv); \ ZVAL_DUP(_zv, Z_REFVAL_P(_zv)); \ } \ } \ } \ } while (0) #define SEPARATE_ZVAL_IF_NOT_REF(zv) do { \ zval _zv = (zv); \ if (Z_COPYABLE_P(_zv)) { \ if (Z_REFCOUNT_P(_zv) > 1) { \ if (Z_REFCOUNTED_P(_zv)) { \ Z_DELREF_P(_zv); \ } \ zval_copy_ctor_func(_zv); \ } \ } \ } while (0) #define SEPARATE_ARG_IF_REF(varptr) do { \ ZVAL_DEREF(varptr); \ if (Z_REFCOUNTED_P(varptr)) { \ Z_ADDREF_P(varptr); \ } \ } while (0) #endif / ZEND_TYPES_H / / * Local variables: * tab-width: 4 * c-basic-offset: 4 * indent-tabs-mode: t * End: * vim600: sw=4 ts=4 fdm=marker * vim<600: sw=4 ts=4 */ Back

Edit File : zend_types.h | Size : 33.04 KB

/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) 1998-2018 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          |
   | license@zend.com so we can mail you a copy immediately.              |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@zend.com>                                |
   |          Zeev Suraski <zeev@zend.com>                                |
   |          Dmitry Stogov <dmitry@zend.com>                             |
   |          Xinchen Hui <xinchen.h@zend.com>                            |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#ifndef ZEND_TYPES_H
#define ZEND_TYPES_H

#include "zend_portability.h"
#include "zend_long.h"

#ifdef WORDS_BIGENDIAN
# define ZEND_ENDIAN_LOHI(lo, hi)          hi; lo;
# define ZEND_ENDIAN_LOHI_3(lo, mi, hi)    hi; mi; lo;
# define ZEND_ENDIAN_LOHI_4(a, b, c, d)    d; c; b; a;
# define ZEND_ENDIAN_LOHI_C(lo, hi)        hi, lo
# define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi)  hi, mi, lo,
# define ZEND_ENDIAN_LOHI_C_4(a, b, c, d)  d, c, b, a
#else
# define ZEND_ENDIAN_LOHI(lo, hi)          lo; hi;
# define ZEND_ENDIAN_LOHI_3(lo, mi, hi)    lo; mi; hi;
# define ZEND_ENDIAN_LOHI_4(a, b, c, d)    a; b; c; d;
# define ZEND_ENDIAN_LOHI_C(lo, hi)        lo, hi
# define ZEND_ENDIAN_LOHI_C_3(lo, mi, hi)  lo, mi, hi,
# define ZEND_ENDIAN_LOHI_C_4(a, b, c, d)  a, b, c, d
#endif

typedef unsigned char zend_bool;
typedef unsigned char zend_uchar;

typedef enum {
  SUCCESS =  0,
  FAILURE = -1,		/* this MUST stay a negative number, or it may affect functions! */
} ZEND_RESULT_CODE;

#ifdef ZEND_ENABLE_ZVAL_LONG64
# ifdef ZEND_WIN32
#  define ZEND_SIZE_MAX  _UI64_MAX
# else
#  define ZEND_SIZE_MAX  SIZE_MAX
# endif
#else
# if defined(ZEND_WIN32)
#  define ZEND_SIZE_MAX  _UI32_MAX
# else
#  define ZEND_SIZE_MAX SIZE_MAX
# endif
#endif

typedef intptr_t zend_intptr_t;
typedef uintptr_t zend_uintptr_t;

#ifdef ZTS
#define ZEND_TLS static TSRM_TLS
#define ZEND_EXT_TLS TSRM_TLS
#else
#define ZEND_TLS static
#define ZEND_EXT_TLS
#endif

typedef struct _zend_object_handlers zend_object_handlers;
typedef struct _zend_class_entry     zend_class_entry;
typedef union  _zend_function        zend_function;
typedef struct _zend_execute_data    zend_execute_data;

typedef struct _zval_struct     zval;

typedef struct _zend_refcounted zend_refcounted;
typedef struct _zend_string     zend_string;
typedef struct _zend_array      zend_array;
typedef struct _zend_object     zend_object;
typedef struct _zend_resource   zend_resource;
typedef struct _zend_reference  zend_reference;
typedef struct _zend_ast_ref    zend_ast_ref;
typedef struct _zend_ast        zend_ast;

typedef int  (*compare_func_t)(const void *, const void *);
typedef void (*swap_func_t)(void *, void *);
typedef void (*sort_func_t)(void *, size_t, size_t, compare_func_t, swap_func_t);
typedef void (*dtor_func_t)(zval *pDest);
typedef void (*copy_ctor_func_t)(zval *pElement);

/*
 * zend_type - is an abstraction layer to represent information about type hint.
 * It shouldn't be used directly. Only through ZEND_TYPE_* macros.
 *
 * ZEND_TYPE_IS_SET()     - checks if type-hint exists
 * ZEND_TYPE_IS_CODE()    - checks if type-hint refer to standard type
 * ZEND_TYPE_IS_CLASS()   - checks if type-hint refer to some class
 *
 * ZEND_TYPE_NAME()       - returns referenced class name
 * ZEND_TYPE_CE()         - returns referenced class entry
 * ZEND_TYPE_CODE()       - returns standard type code (e.g. IS_LONG, _IS_BOOL)
 *
 * ZEND_TYPE_ALLOW_NULL() - checks if NULL is allowed
 *
 * ZEND_TYPE_ENCODE() and ZEND_TYPE_ENCODE_CLASS() should be used for
 * construction.
 */

typedef uintptr_t zend_type;

#define ZEND_TYPE_IS_SET(t) \
	((t) > Z_L(1))

#define ZEND_TYPE_IS_CODE(t) \
	(((t) > Z_L(1)) && ((t) <= Z_L(0x1ff)))

#define ZEND_TYPE_IS_CLASS(t) \
	((t) > Z_L(0x1ff))

#define ZEND_TYPE_NAME(t) \
	((zend_string*)((t) & ~Z_L(0x3)))

#define ZEND_TYPE_CE(t) \
	((zend_class_entry*)((t) & ~Z_L(0x3)))

#define ZEND_TYPE_CODE(t) \
	((t) >> Z_L(1))

#define ZEND_TYPE_ALLOW_NULL(t) \
	(((t) & Z_L(0x1)) != 0)

#define ZEND_TYPE_ENCODE(code, allow_null) \
	(((code) << Z_L(1)) | ((allow_null) ? Z_L(0x1) : Z_L(0x0)))

#define ZEND_TYPE_ENCODE_CLASS(class_name, allow_null) \
	(((uintptr_t)(class_name)) | ((allow_null) ? Z_L(0x1) : Z_L(0)))

#define ZEND_TYPE_ENCODE_CLASS_CONST_0(class_name) \
	((zend_type) class_name)
#define ZEND_TYPE_ENCODE_CLASS_CONST_1(class_name) \
	((zend_type) "?" class_name)
#define ZEND_TYPE_ENCODE_CLASS_CONST_Q2(macro, class_name) \
	macro(class_name)
#define ZEND_TYPE_ENCODE_CLASS_CONST_Q1(allow_null, class_name) \
	ZEND_TYPE_ENCODE_CLASS_CONST_Q2(ZEND_TYPE_ENCODE_CLASS_CONST_ ##allow_null, class_name)
#define ZEND_TYPE_ENCODE_CLASS_CONST(class_name, allow_null) \
	ZEND_TYPE_ENCODE_CLASS_CONST_Q1(allow_null, class_name)

typedef union _zend_value {
	zend_long         lval;				/* long value */
	double            dval;				/* double value */
	zend_refcounted  *counted;
	zend_string      *str;
	zend_array       *arr;
	zend_object      *obj;
	zend_resource    *res;
	zend_reference   *ref;
	zend_ast_ref     *ast;
	zval             *zv;
	void             *ptr;
	zend_class_entry *ce;
	zend_function    *func;
	struct {
		uint32_t w1;
		uint32_t w2;
	} ww;
} zend_value;

struct _zval_struct {
	zend_value        value;			/* value */
	union {
		struct {
			ZEND_ENDIAN_LOHI_4(
				zend_uchar    type,			/* active type */
				zend_uchar    type_flags,
				zend_uchar    const_flags,
				zend_uchar    reserved)	    /* call info for EX(This) */
		} v;
		uint32_t type_info;
	} u1;
	union {
		uint32_t     next;                 /* hash collision chain */
		uint32_t     cache_slot;           /* literal cache slot */
		uint32_t     lineno;               /* line number (for ast nodes) */
		uint32_t     num_args;             /* arguments number for EX(This) */
		uint32_t     fe_pos;               /* foreach position */
		uint32_t     fe_iter_idx;          /* foreach iterator index */
		uint32_t     access_flags;         /* class constant access flags */
		uint32_t     property_guard;       /* single property guard */
		uint32_t     extra;                /* not further specified */
	} u2;
};

typedef struct _zend_refcounted_h {
	uint32_t         refcount;			/* reference counter 32-bit */
	union {
		struct {
			ZEND_ENDIAN_LOHI_3(
				zend_uchar    type,
				zend_uchar    flags,    /* used for strings & objects */
				uint16_t      gc_info)  /* keeps GC root number (or 0) and color */
		} v;
		uint32_t type_info;
	} u;
} zend_refcounted_h;

struct _zend_refcounted {
	zend_refcounted_h gc;
};

struct _zend_string {
	zend_refcounted_h gc;
	zend_ulong        h;                /* hash value */
	size_t            len;
	char              val[1];
};

typedef struct _Bucket {
	zval              val;
	zend_ulong        h;                /* hash value (or numeric index)   */
	zend_string      *key;              /* string key or NULL for numerics */
} Bucket;

typedef struct _zend_array HashTable;

struct _zend_array {
	zend_refcounted_h gc;
	union {
		struct {
			ZEND_ENDIAN_LOHI_4(
				zend_uchar    flags,
				zend_uchar    nApplyCount,
				zend_uchar    nIteratorsCount,
				zend_uchar    consistency)
		} v;
		uint32_t flags;
	} u;
	uint32_t          nTableMask;
	Bucket           *arData;
	uint32_t          nNumUsed;
	uint32_t          nNumOfElements;
	uint32_t          nTableSize;
	uint32_t          nInternalPointer;
	zend_long         nNextFreeElement;
	dtor_func_t       pDestructor;
};

/*
 * HashTable Data Layout
 * =====================
 *
 *                 +=============================+
 *                 | HT_HASH(ht, ht->nTableMask) |
 *                 | ...                         |
 *                 | HT_HASH(ht, -1)             |
 *                 +-----------------------------+
 * ht->arData ---> | Bucket[0]                   |
 *                 | ...                         |
 *                 | Bucket[ht->nTableSize-1]    |
 *                 +=============================+
 */

#define HT_INVALID_IDX ((uint32_t) -1)

#define HT_MIN_MASK ((uint32_t) -2)
#define HT_MIN_SIZE 8

#if SIZEOF_SIZE_T == 4
# define HT_MAX_SIZE 0x04000000 /* small enough to avoid overflow checks */
# define HT_HASH_TO_BUCKET_EX(data, idx) \
	((Bucket*)((char*)(data) + (idx)))
# define HT_IDX_TO_HASH(idx) \
	((idx) * sizeof(Bucket))
# define HT_HASH_TO_IDX(idx) \
	((idx) / sizeof(Bucket))
#elif SIZEOF_SIZE_T == 8
# define HT_MAX_SIZE 0x80000000
# define HT_HASH_TO_BUCKET_EX(data, idx) \
	((data) + (idx))
# define HT_IDX_TO_HASH(idx) \
	(idx)
# define HT_HASH_TO_IDX(idx) \
	(idx)
#else
# error "Unknown SIZEOF_SIZE_T"
#endif

#define HT_HASH_EX(data, idx) \
	((uint32_t*)(data))[(int32_t)(idx)]
#define HT_HASH(ht, idx) \
	HT_HASH_EX((ht)->arData, idx)

#define HT_HASH_SIZE(nTableMask) \
	(((size_t)(uint32_t)-(int32_t)(nTableMask)) * sizeof(uint32_t))
#define HT_DATA_SIZE(nTableSize) \
	((size_t)(nTableSize) * sizeof(Bucket))
#define HT_SIZE_EX(nTableSize, nTableMask) \
	(HT_DATA_SIZE((nTableSize)) + HT_HASH_SIZE((nTableMask)))
#define HT_SIZE(ht) \
	HT_SIZE_EX((ht)->nTableSize, (ht)->nTableMask)
#define HT_USED_SIZE(ht) \
	(HT_HASH_SIZE((ht)->nTableMask) + ((size_t)(ht)->nNumUsed * sizeof(Bucket)))
#define HT_HASH_RESET(ht) \
	memset(&HT_HASH(ht, (ht)->nTableMask), HT_INVALID_IDX, HT_HASH_SIZE((ht)->nTableMask))
#define HT_HASH_RESET_PACKED(ht) do { \
		HT_HASH(ht, -2) = HT_INVALID_IDX; \
		HT_HASH(ht, -1) = HT_INVALID_IDX; \
	} while (0)
#define HT_HASH_TO_BUCKET(ht, idx) \
	HT_HASH_TO_BUCKET_EX((ht)->arData, idx)

#define HT_SET_DATA_ADDR(ht, ptr) do { \
		(ht)->arData = (Bucket*)(((char*)(ptr)) + HT_HASH_SIZE((ht)->nTableMask)); \
	} while (0)
#define HT_GET_DATA_ADDR(ht) \
	((char*)((ht)->arData) - HT_HASH_SIZE((ht)->nTableMask))

typedef uint32_t HashPosition;

typedef struct _HashTableIterator {
	HashTable    *ht;
	HashPosition  pos;
} HashTableIterator;

struct _zend_object {
	zend_refcounted_h gc;
	uint32_t          handle; // TODO: may be removed ???
	zend_class_entry *ce;
	const zend_object_handlers *handlers;
	HashTable        *properties;
	zval              properties_table[1];
};

struct _zend_resource {
	zend_refcounted_h gc;
	int               handle; // TODO: may be removed ???
	int               type;
	void             *ptr;
};

struct _zend_reference {
	zend_refcounted_h gc;
	zval              val;
};

struct _zend_ast_ref {
	zend_refcounted_h gc;
	zend_ast         *ast;
};

/* regular data types */
#define IS_UNDEF					0
#define IS_NULL						1
#define IS_FALSE					2
#define IS_TRUE						3
#define IS_LONG						4
#define IS_DOUBLE					5
#define IS_STRING					6
#define IS_ARRAY					7
#define IS_OBJECT					8
#define IS_RESOURCE					9
#define IS_REFERENCE				10

/* constant expressions */
#define IS_CONSTANT					11
#define IS_CONSTANT_AST				12

/* fake types */
#define _IS_BOOL					13
#define IS_CALLABLE					14
#define IS_ITERABLE					19
#define IS_VOID						18

/* internal types */
#define IS_INDIRECT             	15
#define IS_PTR						17
#define _IS_ERROR					20

static zend_always_inline zend_uchar zval_get_type(const zval* pz) {
	return pz->u1.v.type;
}

#define ZEND_SAME_FAKE_TYPE(faketype, realtype) ( \
	(faketype) == (realtype) \
	|| ((faketype) == _IS_BOOL && ((realtype) == IS_TRUE || (realtype) == IS_FALSE)) \
)

/* we should never set just Z_TYPE, we should set Z_TYPE_INFO */
#define Z_TYPE(zval)				zval_get_type(&(zval))
#define Z_TYPE_P(zval_p)			Z_TYPE(*(zval_p))

#define Z_TYPE_FLAGS(zval)			(zval).u1.v.type_flags
#define Z_TYPE_FLAGS_P(zval_p)		Z_TYPE_FLAGS(*(zval_p))

#define Z_CONST_FLAGS(zval)			(zval).u1.v.const_flags
#define Z_CONST_FLAGS_P(zval_p)		Z_CONST_FLAGS(*(zval_p))

#define Z_TYPE_INFO(zval)			(zval).u1.type_info
#define Z_TYPE_INFO_P(zval_p)		Z_TYPE_INFO(*(zval_p))

#define Z_NEXT(zval)				(zval).u2.next
#define Z_NEXT_P(zval_p)			Z_NEXT(*(zval_p))

#define Z_CACHE_SLOT(zval)			(zval).u2.cache_slot
#define Z_CACHE_SLOT_P(zval_p)		Z_CACHE_SLOT(*(zval_p))

#define Z_FE_POS(zval)				(zval).u2.fe_pos
#define Z_FE_POS_P(zval_p)			Z_FE_POS(*(zval_p))

#define Z_FE_ITER(zval)				(zval).u2.fe_iter_idx
#define Z_FE_ITER_P(zval_p)			Z_FE_ITER(*(zval_p))

#define Z_ACCESS_FLAGS(zval)		(zval).u2.access_flags
#define Z_ACCESS_FLAGS_P(zval_p)	Z_ACCESS_FLAGS(*(zval_p))

#define Z_EXTRA(zval)				(zval).u2.extra
#define Z_EXTRA_P(zval_p)			Z_EXTRA(*(zval_p))

#define Z_COUNTED(zval)				(zval).value.counted
#define Z_COUNTED_P(zval_p)			Z_COUNTED(*(zval_p))

#define Z_TYPE_MASK					0xff

#define Z_TYPE_FLAGS_SHIFT			8
#define Z_CONST_FLAGS_SHIFT			16

#define GC_REFCOUNT(p)				(p)->gc.refcount
#define GC_TYPE(p)					(p)->gc.u.v.type
#define GC_FLAGS(p)					(p)->gc.u.v.flags
#define GC_INFO(p)					(p)->gc.u.v.gc_info
#define GC_TYPE_INFO(p)				(p)->gc.u.type_info

#define Z_GC_TYPE(zval)				GC_TYPE(Z_COUNTED(zval))
#define Z_GC_TYPE_P(zval_p)			Z_GC_TYPE(*(zval_p))

#define Z_GC_FLAGS(zval)			GC_FLAGS(Z_COUNTED(zval))
#define Z_GC_FLAGS_P(zval_p)		Z_GC_FLAGS(*(zval_p))

#define Z_GC_INFO(zval)				GC_INFO(Z_COUNTED(zval))
#define Z_GC_INFO_P(zval_p)			Z_GC_INFO(*(zval_p))
#define Z_GC_TYPE_INFO(zval)		GC_TYPE_INFO(Z_COUNTED(zval))
#define Z_GC_TYPE_INFO_P(zval_p)	Z_GC_TYPE_INFO(*(zval_p))

#define GC_FLAGS_SHIFT				8
#define GC_INFO_SHIFT				16
#define GC_INFO_MASK				0xffff0000

/* zval.value->gc.u.v.flags */
#define GC_COLLECTABLE				(1<<7)

#define GC_ARRAY					(IS_ARRAY          | (GC_COLLECTABLE << GC_FLAGS_SHIFT))
#define GC_OBJECT					(IS_OBJECT         | (GC_COLLECTABLE << GC_FLAGS_SHIFT))

/* zval.u1.v.type_flags */
#define IS_TYPE_CONSTANT			(1<<0)
#define IS_TYPE_REFCOUNTED			(1<<2)
#define IS_TYPE_COPYABLE			(1<<4)

/* extended types */
#define IS_INTERNED_STRING_EX		IS_STRING

#define IS_STRING_EX				(IS_STRING         | ((                   IS_TYPE_REFCOUNTED | IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT))
#define IS_ARRAY_EX					(IS_ARRAY          | ((                   IS_TYPE_REFCOUNTED | IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT))
#define IS_OBJECT_EX				(IS_OBJECT         | ((                   IS_TYPE_REFCOUNTED                   ) << Z_TYPE_FLAGS_SHIFT))
#define IS_RESOURCE_EX				(IS_RESOURCE       | ((                   IS_TYPE_REFCOUNTED                   ) << Z_TYPE_FLAGS_SHIFT))
#define IS_REFERENCE_EX				(IS_REFERENCE      | ((                   IS_TYPE_REFCOUNTED                   ) << Z_TYPE_FLAGS_SHIFT))

/* zval.u1.v.const_flags */
#define IS_CONSTANT_UNQUALIFIED		0x010
#define IS_CONSTANT_VISITED_MARK	0x020
#define IS_CONSTANT_CLASS           0x080  /* __CLASS__ in trait */
#define IS_CONSTANT_IN_NAMESPACE	0x100  /* used only in opline->extended_value */

#define IS_CONSTANT_VISITED(p)		(Z_CONST_FLAGS_P(p) & IS_CONSTANT_VISITED_MARK)
#define MARK_CONSTANT_VISITED(p)	Z_CONST_FLAGS_P(p) |= IS_CONSTANT_VISITED_MARK
#define RESET_CONSTANT_VISITED(p)	Z_CONST_FLAGS_P(p) &= ~IS_CONSTANT_VISITED_MARK

/* string flags (zval.value->gc.u.flags) */
#define IS_STR_PERSISTENT			(1<<0) /* allocated using malloc   */
#define IS_STR_INTERNED				(1<<1) /* interned string          */
#define IS_STR_PERMANENT        	(1<<2) /* relives request boundary */

#define IS_STR_CONSTANT             (1<<3) /* constant index */
#define IS_STR_CONSTANT_UNQUALIFIED (1<<4) /* the same as IS_CONSTANT_UNQUALIFIED */

/* array flags */
#define IS_ARRAY_IMMUTABLE			(1<<1)

/* object flags (zval.value->gc.u.flags) */
#define IS_OBJ_APPLY_COUNT			0x07
#define IS_OBJ_DESTRUCTOR_CALLED	(1<<3)
#define IS_OBJ_FREE_CALLED			(1<<4)
#define IS_OBJ_USE_GUARDS           (1<<5)
#define IS_OBJ_HAS_GUARDS           (1<<6)

#define Z_OBJ_APPLY_COUNT(zval) \
	(Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT)

#define Z_OBJ_INC_APPLY_COUNT(zval) do { \
		Z_GC_FLAGS(zval) = \
			(Z_GC_FLAGS(zval) & ~IS_OBJ_APPLY_COUNT) | \
			((Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT) + 1); \
	} while (0)

#define Z_OBJ_DEC_APPLY_COUNT(zval) do { \
		Z_GC_FLAGS(zval) = \
			(Z_GC_FLAGS(zval) & ~IS_OBJ_APPLY_COUNT) | \
			((Z_GC_FLAGS(zval) & IS_OBJ_APPLY_COUNT) - 1); \
	} while (0)

#define Z_OBJ_APPLY_COUNT_P(zv)     Z_OBJ_APPLY_COUNT(*(zv))
#define Z_OBJ_INC_APPLY_COUNT_P(zv) Z_OBJ_INC_APPLY_COUNT(*(zv))
#define Z_OBJ_DEC_APPLY_COUNT_P(zv) Z_OBJ_DEC_APPLY_COUNT(*(zv))

/* All data types < IS_STRING have their constructor/destructors skipped */
#define Z_CONSTANT(zval)			((Z_TYPE_FLAGS(zval) & IS_TYPE_CONSTANT) != 0)
#define Z_CONSTANT_P(zval_p)		Z_CONSTANT(*(zval_p))

#define Z_REFCOUNTED(zval)			((Z_TYPE_FLAGS(zval) & IS_TYPE_REFCOUNTED) != 0)
#define Z_REFCOUNTED_P(zval_p)		Z_REFCOUNTED(*(zval_p))

#define Z_COPYABLE(zval)			((Z_TYPE_FLAGS(zval) & IS_TYPE_COPYABLE) != 0)
#define Z_COPYABLE_P(zval_p)		Z_COPYABLE(*(zval_p))

/* deprecated: (IMMUTABLE is the same as COPYABLE && !REFCOUED) */
#define Z_IMMUTABLE(zval)			((Z_TYPE_FLAGS(zval) & (IS_TYPE_REFCOUNTED|IS_TYPE_COPYABLE)) == IS_TYPE_COPYABLE)
#define Z_IMMUTABLE_P(zval_p)		Z_IMMUTABLE(*(zval_p))
#define Z_OPT_IMMUTABLE(zval)		Z_IMMUTABLE(zval_p)
#define Z_OPT_IMMUTABLE_P(zval_p)	Z_IMMUTABLE(*(zval_p))

/* the following Z_OPT_* macros make better code when Z_TYPE_INFO accessed before */
#define Z_OPT_TYPE(zval)			(Z_TYPE_INFO(zval) & Z_TYPE_MASK)
#define Z_OPT_TYPE_P(zval_p)		Z_OPT_TYPE(*(zval_p))

#define Z_OPT_CONSTANT(zval)		((Z_TYPE_INFO(zval) & (IS_TYPE_CONSTANT << Z_TYPE_FLAGS_SHIFT)) != 0)
#define Z_OPT_CONSTANT_P(zval_p)	Z_OPT_CONSTANT(*(zval_p))

#define Z_OPT_REFCOUNTED(zval)		((Z_TYPE_INFO(zval) & (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT)) != 0)
#define Z_OPT_REFCOUNTED_P(zval_p)	Z_OPT_REFCOUNTED(*(zval_p))

#define Z_OPT_COPYABLE(zval)		((Z_TYPE_INFO(zval) & (IS_TYPE_COPYABLE << Z_TYPE_FLAGS_SHIFT)) != 0)
#define Z_OPT_COPYABLE_P(zval_p)	Z_OPT_COPYABLE(*(zval_p))

#define Z_OPT_ISREF(zval)			(Z_OPT_TYPE(zval) == IS_REFERENCE)
#define Z_OPT_ISREF_P(zval_p)		Z_OPT_ISREF(*(zval_p))

#define Z_ISREF(zval)				(Z_TYPE(zval) == IS_REFERENCE)
#define Z_ISREF_P(zval_p)			Z_ISREF(*(zval_p))

#define Z_ISUNDEF(zval)				(Z_TYPE(zval) == IS_UNDEF)
#define Z_ISUNDEF_P(zval_p)			Z_ISUNDEF(*(zval_p))

#define Z_ISNULL(zval)				(Z_TYPE(zval) == IS_NULL)
#define Z_ISNULL_P(zval_p)			Z_ISNULL(*(zval_p))

#define Z_ISERROR(zval)				(Z_TYPE(zval) == _IS_ERROR)
#define Z_ISERROR_P(zval_p)			Z_ISERROR(*(zval_p))

#define Z_LVAL(zval)				(zval).value.lval
#define Z_LVAL_P(zval_p)			Z_LVAL(*(zval_p))

#define Z_DVAL(zval)				(zval).value.dval
#define Z_DVAL_P(zval_p)			Z_DVAL(*(zval_p))

#define Z_STR(zval)					(zval).value.str
#define Z_STR_P(zval_p)				Z_STR(*(zval_p))

#define Z_STRVAL(zval)				ZSTR_VAL(Z_STR(zval))
#define Z_STRVAL_P(zval_p)			Z_STRVAL(*(zval_p))

#define Z_STRLEN(zval)				ZSTR_LEN(Z_STR(zval))
#define Z_STRLEN_P(zval_p)			Z_STRLEN(*(zval_p))

#define Z_STRHASH(zval)				ZSTR_HASH(Z_STR(zval))
#define Z_STRHASH_P(zval_p)			Z_STRHASH(*(zval_p))

#define Z_ARR(zval)					(zval).value.arr
#define Z_ARR_P(zval_p)				Z_ARR(*(zval_p))

#define Z_ARRVAL(zval)				Z_ARR(zval)
#define Z_ARRVAL_P(zval_p)			Z_ARRVAL(*(zval_p))

#define Z_OBJ(zval)					(zval).value.obj
#define Z_OBJ_P(zval_p)				Z_OBJ(*(zval_p))

#define Z_OBJ_HT(zval)				Z_OBJ(zval)->handlers
#define Z_OBJ_HT_P(zval_p)			Z_OBJ_HT(*(zval_p))

#define Z_OBJ_HANDLER(zval, hf)		Z_OBJ_HT((zval))->hf
#define Z_OBJ_HANDLER_P(zv_p, hf)	Z_OBJ_HANDLER(*(zv_p), hf)

#define Z_OBJ_HANDLE(zval)          (Z_OBJ((zval)))->handle
#define Z_OBJ_HANDLE_P(zval_p)      Z_OBJ_HANDLE(*(zval_p))

#define Z_OBJCE(zval)				(Z_OBJ(zval)->ce)
#define Z_OBJCE_P(zval_p)			Z_OBJCE(*(zval_p))

#define Z_OBJPROP(zval)				Z_OBJ_HT((zval))->get_properties(&(zval))
#define Z_OBJPROP_P(zval_p)			Z_OBJPROP(*(zval_p))

#define Z_OBJDEBUG(zval,tmp)		(Z_OBJ_HANDLER((zval),get_debug_info)?Z_OBJ_HANDLER((zval),get_debug_info)(&(zval),&tmp):(tmp=0,Z_OBJ_HANDLER((zval),get_properties)?Z_OBJPROP(zval):NULL))
#define Z_OBJDEBUG_P(zval_p,tmp)	Z_OBJDEBUG(*(zval_p), tmp)

#define Z_RES(zval)					(zval).value.res
#define Z_RES_P(zval_p)				Z_RES(*zval_p)

#define Z_RES_HANDLE(zval)			Z_RES(zval)->handle
#define Z_RES_HANDLE_P(zval_p)		Z_RES_HANDLE(*zval_p)

#define Z_RES_TYPE(zval)			Z_RES(zval)->type
#define Z_RES_TYPE_P(zval_p)		Z_RES_TYPE(*zval_p)

#define Z_RES_VAL(zval)				Z_RES(zval)->ptr
#define Z_RES_VAL_P(zval_p)			Z_RES_VAL(*zval_p)

#define Z_REF(zval)					(zval).value.ref
#define Z_REF_P(zval_p)				Z_REF(*(zval_p))

#define Z_REFVAL(zval)				&Z_REF(zval)->val
#define Z_REFVAL_P(zval_p)			Z_REFVAL(*(zval_p))

#define Z_AST(zval)					(zval).value.ast
#define Z_AST_P(zval_p)				Z_AST(*(zval_p))

#define Z_ASTVAL(zval)				(zval).value.ast->ast
#define Z_ASTVAL_P(zval_p)			Z_ASTVAL(*(zval_p))

#define Z_INDIRECT(zval)			(zval).value.zv
#define Z_INDIRECT_P(zval_p)		Z_INDIRECT(*(zval_p))

#define Z_CE(zval)					(zval).value.ce
#define Z_CE_P(zval_p)				Z_CE(*(zval_p))

#define Z_FUNC(zval)				(zval).value.func
#define Z_FUNC_P(zval_p)			Z_FUNC(*(zval_p))

#define Z_PTR(zval)					(zval).value.ptr
#define Z_PTR_P(zval_p)				Z_PTR(*(zval_p))

#define ZVAL_UNDEF(z) do {				\
		Z_TYPE_INFO_P(z) = IS_UNDEF;	\
	} while (0)

#define ZVAL_NULL(z) do {				\
		Z_TYPE_INFO_P(z) = IS_NULL;		\
	} while (0)

#define ZVAL_FALSE(z) do {				\
		Z_TYPE_INFO_P(z) = IS_FALSE;	\
	} while (0)

#define ZVAL_TRUE(z) do {				\
		Z_TYPE_INFO_P(z) = IS_TRUE;		\
	} while (0)

#define ZVAL_BOOL(z, b) do {			\
		Z_TYPE_INFO_P(z) =				\
			(b) ? IS_TRUE : IS_FALSE;	\
	} while (0)

#define ZVAL_LONG(z, l) {				\
		zval *__z = (z);				\
		Z_LVAL_P(__z) = l;				\
		Z_TYPE_INFO_P(__z) = IS_LONG;	\
	}

#define ZVAL_DOUBLE(z, d) {				\
		zval *__z = (z);				\
		Z_DVAL_P(__z) = d;				\
		Z_TYPE_INFO_P(__z) = IS_DOUBLE;	\
	}

#define ZVAL_STR(z, s) do {						\
		zval *__z = (z);						\
		zend_string *__s = (s);					\
		Z_STR_P(__z) = __s;						\
		/* interned strings support */			\
		Z_TYPE_INFO_P(__z) = ZSTR_IS_INTERNED(__s) ? \
			IS_INTERNED_STRING_EX : 			\
			IS_STRING_EX;						\
	} while (0)

#define ZVAL_INTERNED_STR(z, s) do {				\
		zval *__z = (z);							\
		zend_string *__s = (s);						\
		Z_STR_P(__z) = __s;							\
		Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX;	\
	} while (0)

#define ZVAL_NEW_STR(z, s) do {					\
		zval *__z = (z);						\
		zend_string *__s = (s);					\
		Z_STR_P(__z) = __s;						\
		Z_TYPE_INFO_P(__z) = IS_STRING_EX;		\
	} while (0)

#define ZVAL_STR_COPY(z, s) do {						\
		zval *__z = (z);								\
		zend_string *__s = (s);							\
		Z_STR_P(__z) = __s;								\
		/* interned strings support */					\
		if (ZSTR_IS_INTERNED(__s)) {							\
			Z_TYPE_INFO_P(__z) = IS_INTERNED_STRING_EX;	\
		} else {										\
			GC_REFCOUNT(__s)++;							\
			Z_TYPE_INFO_P(__z) = IS_STRING_EX;			\
		}												\
	} while (0)

#define ZVAL_ARR(z, a) do {						\
		zval *__z = (z);						\
		Z_ARR_P(__z) = (a);						\
		Z_TYPE_INFO_P(__z) = IS_ARRAY_EX;		\
	} while (0)

#define ZVAL_NEW_ARR(z) do {									\
		zval *__z = (z);										\
		zend_array *_arr =										\
		(zend_array *) emalloc(sizeof(zend_array));				\
		Z_ARR_P(__z) = _arr;									\
		Z_TYPE_INFO_P(__z) = IS_ARRAY_EX;						\
	} while (0)

#define ZVAL_NEW_PERSISTENT_ARR(z) do {							\
		zval *__z = (z);										\
		zend_array *_arr =										\
		(zend_array *) malloc(sizeof(zend_array));				\
		Z_ARR_P(__z) = _arr;									\
		Z_TYPE_INFO_P(__z) = IS_ARRAY_EX;						\
	} while (0)

#define ZVAL_OBJ(z, o) do {						\
		zval *__z = (z);						\
		Z_OBJ_P(__z) = (o);						\
		Z_TYPE_INFO_P(__z) = IS_OBJECT_EX;		\
	} while (0)

#define ZVAL_RES(z, r) do {						\
		zval *__z = (z);						\
		Z_RES_P(__z) = (r);						\
		Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX;	\
	} while (0)

#define ZVAL_NEW_RES(z, h, p, t) do {							\
		zend_resource *_res =									\
		(zend_resource *) emalloc(sizeof(zend_resource));		\
		zval *__z;												\
		GC_REFCOUNT(_res) = 1;									\
		GC_TYPE_INFO(_res) = IS_RESOURCE;						\
		_res->handle = (h);										\
		_res->type = (t);										\
		_res->ptr = (p);										\
		__z = (z);												\
		Z_RES_P(__z) = _res;									\
		Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX;					\
	} while (0)

#define ZVAL_NEW_PERSISTENT_RES(z, h, p, t) do {				\
		zend_resource *_res =									\
		(zend_resource *) malloc(sizeof(zend_resource));		\
		zval *__z;												\
		GC_REFCOUNT(_res) = 1;									\
		GC_TYPE_INFO(_res) = IS_RESOURCE;						\
		_res->handle = (h);										\
		_res->type = (t);										\
		_res->ptr = (p);										\
		__z = (z);												\
		Z_RES_P(__z) = _res;									\
		Z_TYPE_INFO_P(__z) = IS_RESOURCE_EX;					\
	} while (0)

#define ZVAL_REF(z, r) do {										\
		zval *__z = (z);										\
		Z_REF_P(__z) = (r);										\
		Z_TYPE_INFO_P(__z) = IS_REFERENCE_EX;					\
	} while (0)

#define ZVAL_NEW_EMPTY_REF(z) do {								\
		zend_reference *_ref =									\
		(zend_reference *) emalloc(sizeof(zend_reference));		\
		GC_REFCOUNT(_ref) = 1;									\
		GC_TYPE_INFO(_ref) = IS_REFERENCE;						\
		Z_REF_P(z) = _ref;										\
		Z_TYPE_INFO_P(z) = IS_REFERENCE_EX;						\
	} while (0)

#define ZVAL_NEW_REF(z, r) do {									\
		zend_reference *_ref =									\
		(zend_reference *) emalloc(sizeof(zend_reference));		\
		GC_REFCOUNT(_ref) = 1;									\
		GC_TYPE_INFO(_ref) = IS_REFERENCE;						\
		ZVAL_COPY_VALUE(&_ref->val, r);							\
		Z_REF_P(z) = _ref;										\
		Z_TYPE_INFO_P(z) = IS_REFERENCE_EX;						\
	} while (0)

#define ZVAL_NEW_PERSISTENT_REF(z, r) do {						\
		zend_reference *_ref =									\
		(zend_reference *) malloc(sizeof(zend_reference));		\
		GC_REFCOUNT(_ref) = 1;									\
		GC_TYPE_INFO(_ref) = IS_REFERENCE;						\
		ZVAL_COPY_VALUE(&_ref->val, r);							\
		Z_REF_P(z) = _ref;										\
		Z_TYPE_INFO_P(z) = IS_REFERENCE_EX;						\
	} while (0)

#define ZVAL_NEW_AST(z, a) do {									\
		zval *__z = (z);										\
		zend_ast_ref *_ast =									\
		(zend_ast_ref *) emalloc(sizeof(zend_ast_ref));			\
		GC_REFCOUNT(_ast) = 1;									\
		GC_TYPE_INFO(_ast) = IS_CONSTANT_AST;					\
		_ast->ast = (a);										\
		Z_AST_P(__z) = _ast;									\
		Z_TYPE_INFO_P(__z) = IS_CONSTANT_AST_EX;				\
	} while (0)

#define ZVAL_INDIRECT(z, v) do {								\
		Z_INDIRECT_P(z) = (v);									\
		Z_TYPE_INFO_P(z) = IS_INDIRECT;							\
	} while (0)

#define ZVAL_PTR(z, p) do {										\
		Z_PTR_P(z) = (p);										\
		Z_TYPE_INFO_P(z) = IS_PTR;								\
	} while (0)

#define ZVAL_FUNC(z, f) do {									\
		Z_FUNC_P(z) = (f);										\
		Z_TYPE_INFO_P(z) = IS_PTR;								\
	} while (0)

#define ZVAL_CE(z, c) do {										\
		Z_CE_P(z) = (c);										\
		Z_TYPE_INFO_P(z) = IS_PTR;								\
	} while (0)

#define ZVAL_ERROR(z) do {				\
		Z_TYPE_INFO_P(z) = _IS_ERROR;	\
	} while (0)

#define Z_REFCOUNT_P(pz)			zval_refcount_p(pz)
#define Z_SET_REFCOUNT_P(pz, rc)	zval_set_refcount_p(pz, rc)
#define Z_ADDREF_P(pz)				zval_addref_p(pz)
#define Z_DELREF_P(pz)				zval_delref_p(pz)

#define Z_REFCOUNT(z)				Z_REFCOUNT_P(&(z))
#define Z_SET_REFCOUNT(z, rc)		Z_SET_REFCOUNT_P(&(z), rc)
#define Z_ADDREF(z)					Z_ADDREF_P(&(z))
#define Z_DELREF(z)					Z_DELREF_P(&(z))

#define Z_TRY_ADDREF_P(pz) do {		\
	if (Z_REFCOUNTED_P((pz))) {		\
		Z_ADDREF_P((pz));			\
	}								\
} while (0)

#define Z_TRY_DELREF_P(pz) do {		\
	if (Z_REFCOUNTED_P((pz))) {		\
		Z_DELREF_P((pz));			\
	}								\
} while (0)

#define Z_TRY_ADDREF(z)				Z_TRY_ADDREF_P(&(z))
#define Z_TRY_DELREF(z)				Z_TRY_DELREF_P(&(z))

static zend_always_inline uint32_t zval_refcount_p(zval* pz) {
	ZEND_ASSERT(Z_REFCOUNTED_P(pz) || Z_COPYABLE_P(pz));
	return GC_REFCOUNT(Z_COUNTED_P(pz));
}

static zend_always_inline uint32_t zval_set_refcount_p(zval* pz, uint32_t rc) {
	ZEND_ASSERT(Z_REFCOUNTED_P(pz));
	return GC_REFCOUNT(Z_COUNTED_P(pz)) = rc;
}

static zend_always_inline uint32_t zval_addref_p(zval* pz) {
	ZEND_ASSERT(Z_REFCOUNTED_P(pz));
	return ++GC_REFCOUNT(Z_COUNTED_P(pz));
}

static zend_always_inline uint32_t zval_delref_p(zval* pz) {
	ZEND_ASSERT(Z_REFCOUNTED_P(pz));
	return --GC_REFCOUNT(Z_COUNTED_P(pz));
}

#if SIZEOF_SIZE_T == 4
# define ZVAL_COPY_VALUE_EX(z, v, gc, t)				\
	do {												\
		uint32_t _w2 = v->value.ww.w2;					\
		Z_COUNTED_P(z) = gc;							\
		z->value.ww.w2 = _w2;							\
		Z_TYPE_INFO_P(z) = t;							\
	} while (0)
#elif SIZEOF_SIZE_T == 8
# define ZVAL_COPY_VALUE_EX(z, v, gc, t)				\
	do {												\
		Z_COUNTED_P(z) = gc;							\
		Z_TYPE_INFO_P(z) = t;							\
	} while (0)
#else
# error "Unknown SIZEOF_SIZE_T"
#endif

#define ZVAL_COPY_VALUE(z, v)							\
	do {												\
		zval *_z1 = (z);								\
		const zval *_z2 = (v);							\
		zend_refcounted *_gc = Z_COUNTED_P(_z2);		\
		uint32_t _t = Z_TYPE_INFO_P(_z2);				\
		ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t);			\
	} while (0)

#define ZVAL_COPY(z, v)									\
	do {												\
		zval *_z1 = (z);								\
		const zval *_z2 = (v);							\
		zend_refcounted *_gc = Z_COUNTED_P(_z2);		\
		uint32_t _t = Z_TYPE_INFO_P(_z2);				\
		ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t);			\
		if ((_t & (IS_TYPE_REFCOUNTED << Z_TYPE_FLAGS_SHIFT)) != 0) { \
			GC_REFCOUNT(_gc)++;							\
		}												\
	} while (0)

#define ZVAL_DUP(z, v)									\
	do {												\
		zval *_z1 = (z);								\
		const zval *_z2 = (v);							\
		zend_refcounted *_gc = Z_COUNTED_P(_z2);		\
		uint32_t _t = Z_TYPE_INFO_P(_z2);				\
		ZVAL_COPY_VALUE_EX(_z1, _z2, _gc, _t);			\
		if ((_t & ((IS_TYPE_REFCOUNTED|IS_TYPE_COPYABLE) << Z_TYPE_FLAGS_SHIFT)) != 0) { \
			if ((_t & (IS_TYPE_COPYABLE << Z_TYPE_FLAGS_SHIFT)) != 0) { \
				_zval_copy_ctor_func(_z1 ZEND_FILE_LINE_CC); \
			} else {									\
				GC_REFCOUNT(_gc)++;						\
			}											\
		}												\
	} while (0)

#define ZVAL_DEREF(z) do {								\
		if (UNEXPECTED(Z_ISREF_P(z))) {					\
			(z) = Z_REFVAL_P(z);						\
		}												\
	} while (0)

#define ZVAL_OPT_DEREF(z) do {							\
		if (UNEXPECTED(Z_OPT_ISREF_P(z))) {				\
			(z) = Z_REFVAL_P(z);						\
		}												\
	} while (0)

#define ZVAL_MAKE_REF(zv) do {							\
		zval *__zv = (zv);								\
		if (!Z_ISREF_P(__zv)) {							\
			ZVAL_NEW_REF(__zv, __zv);					\
		}												\
	} while (0)

#define ZVAL_UNREF(z) do {								\
		zval *_z = (z);									\
		zend_reference *ref;							\
		ZEND_ASSERT(Z_ISREF_P(_z));						\
		ref = Z_REF_P(_z);								\
		ZVAL_COPY_VALUE(_z, &ref->val);					\
		efree_size(ref, sizeof(zend_reference));		\
	} while (0)

#define ZVAL_COPY_UNREF(z, v) do {						\
		zval *_z3 = (v);								\
		if (Z_OPT_REFCOUNTED_P(_z3)) {					\
			if (UNEXPECTED(Z_OPT_ISREF_P(_z3))			\
			 && UNEXPECTED(Z_REFCOUNT_P(_z3) == 1)) {	\
				ZVAL_UNREF(_z3);						\
				if (Z_OPT_REFCOUNTED_P(_z3)) {			\
					Z_ADDREF_P(_z3);					\
				}										\
			} else {									\
				Z_ADDREF_P(_z3);						\
			}											\
		}												\
		ZVAL_COPY_VALUE(z, _z3);						\
	} while (0)

#define SEPARATE_STRING(zv) do {						\
		zval *_zv = (zv);								\
		if (Z_REFCOUNT_P(_zv) > 1) {					\
			if (Z_REFCOUNTED_P(_zv)) {					\
				Z_DELREF_P(_zv);						\
			}											\
			zval_copy_ctor_func(_zv);					\
		}												\
	} while (0)

#define SEPARATE_ARRAY(zv) do {							\
		zval *_zv = (zv);								\
		zend_array *_arr = Z_ARR_P(_zv);				\
		if (UNEXPECTED(GC_REFCOUNT(_arr) > 1)) {		\
			if (Z_REFCOUNTED_P(_zv)) {					\
				GC_REFCOUNT(_arr)--;					\
			}											\
			ZVAL_ARR(_zv, zend_array_dup(_arr));		\
		}												\
	} while (0)

#define SEPARATE_ZVAL_NOREF(zv) do {					\
		zval *_zv = (zv);								\
		ZEND_ASSERT(Z_TYPE_P(_zv) != IS_REFERENCE);		\
		if (Z_COPYABLE_P(_zv)) {						\
			if (Z_REFCOUNT_P(_zv) > 1) {				\
				if (Z_REFCOUNTED_P(_zv)) {				\
					Z_DELREF_P(_zv);					\
				}										\
				zval_copy_ctor_func(_zv);				\
			}											\
		}												\
	} while (0)

#define SEPARATE_ZVAL(zv) do {							\
		zval *_zv = (zv);								\
		if (Z_REFCOUNTED_P(_zv) ||						\
		    Z_COPYABLE_P(_zv)) {						\
			if (Z_REFCOUNT_P(_zv) > 1) {				\
				if (Z_COPYABLE_P(_zv)) {				\
					if (Z_REFCOUNTED_P(_zv)) {			\
						Z_DELREF_P(_zv);				\
					}									\
					zval_copy_ctor_func(_zv);			\
				} else if (Z_ISREF_P(_zv)) {			\
					Z_DELREF_P(_zv);					\
					ZVAL_DUP(_zv, Z_REFVAL_P(_zv));		\
				}										\
			}											\
		}												\
	} while (0)

#define SEPARATE_ZVAL_IF_NOT_REF(zv) do {				\
		zval *_zv = (zv);								\
		if (Z_COPYABLE_P(_zv)) {						\
			if (Z_REFCOUNT_P(_zv) > 1) {				\
				if (Z_REFCOUNTED_P(_zv)) {				\
					Z_DELREF_P(_zv);					\
				}										\
				zval_copy_ctor_func(_zv);				\
			}											\
		}												\
	} while (0)

#define SEPARATE_ARG_IF_REF(varptr) do { 				\
		ZVAL_DEREF(varptr);								\
		if (Z_REFCOUNTED_P(varptr)) { 					\
			Z_ADDREF_P(varptr); 						\
		}												\
	} while (0)

#endif /* ZEND_TYPES_H */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * indent-tabs-mode: t
 * End:
 * vim600: sw=4 ts=4 fdm=marker
 * vim<600: sw=4 ts=4
 */

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