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Edit File : zend_hash.h \| Size : 35.58 KB
/* +----------------------------------------------------------------------+ \| Zend Engine \| +----------------------------------------------------------------------+ \| Copyright (c) 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@php.net> \| \| Zeev Suraski <zeev@php.net> \| \| Dmitry Stogov <dmitry@php.net> \| +----------------------------------------------------------------------+ / #ifndef ZEND_HASH_H #define ZEND_HASH_H #include "zend.h" #define HASH_KEY_IS_STRING 1 #define HASH_KEY_IS_LONG 2 #define HASH_KEY_NON_EXISTENT 3 #define HASH_UPDATE (1<<0) #define HASH_ADD (1<<1) #define HASH_UPDATE_INDIRECT (1<<2) #define HASH_ADD_NEW (1<<3) #define HASH_ADD_NEXT (1<<4) #define HASH_FLAG_CONSISTENCY ((1<<0) \| (1<<1)) #define HASH_FLAG_PACKED (1<<2) #define HASH_FLAG_UNINITIALIZED (1<<3) #define HASH_FLAG_STATIC_KEYS (1<<4) / long and interned strings / #define HASH_FLAG_HAS_EMPTY_IND (1<<5) #define HASH_FLAG_ALLOW_COW_VIOLATION (1<<6) / Only the low byte are real flags / #define HASH_FLAG_MASK 0xff #define HT_FLAGS(ht) (ht)->u.flags #define HT_INVALIDATE(ht) do { \ HT_FLAGS(ht) = HASH_FLAG_UNINITIALIZED; \ } while (0) #define HT_IS_INITIALIZED(ht) \ ((HT_FLAGS(ht) & HASH_FLAG_UNINITIALIZED) == 0) #define HT_IS_PACKED(ht) \ ((HT_FLAGS(ht) & HASH_FLAG_PACKED) != 0) #define HT_IS_WITHOUT_HOLES(ht) \ ((ht)->nNumUsed == (ht)->nNumOfElements) #define HT_HAS_STATIC_KEYS_ONLY(ht) \ ((HT_FLAGS(ht) & (HASH_FLAG_PACKED\|HASH_FLAG_STATIC_KEYS)) != 0) #if ZEND_DEBUG # define HT_ALLOW_COW_VIOLATION(ht) HT_FLAGS(ht) \|= HASH_FLAG_ALLOW_COW_VIOLATION #else # define HT_ALLOW_COW_VIOLATION(ht) #endif #define HT_ITERATORS_COUNT(ht) (ht)->u.v.nIteratorsCount #define HT_ITERATORS_OVERFLOW(ht) (HT_ITERATORS_COUNT(ht) == 0xff) #define HT_HAS_ITERATORS(ht) (HT_ITERATORS_COUNT(ht) != 0) #define HT_SET_ITERATORS_COUNT(ht, iters) \ do { HT_ITERATORS_COUNT(ht) = (iters); } while (0) #define HT_INC_ITERATORS_COUNT(ht) \ HT_SET_ITERATORS_COUNT(ht, HT_ITERATORS_COUNT(ht) + 1) #define HT_DEC_ITERATORS_COUNT(ht) \ HT_SET_ITERATORS_COUNT(ht, HT_ITERATORS_COUNT(ht) - 1) extern ZEND_API const HashTable zend_empty_array; #define ZVAL_EMPTY_ARRAY(z) do { \ zval __z = (z); \ Z_ARR_P(__z) = (zend_array)&zend_empty_array; \ Z_TYPE_INFO_P(__z) = IS_ARRAY; \ } while (0) typedef struct _zend_hash_key { zend_ulong h; zend_string key; } zend_hash_key; typedef zend_bool (merge_checker_func_t)(HashTable target_ht, zval source_data, zend_hash_key hash_key, void pParam); BEGIN_EXTERN_C() / startup/shutdown / ZEND_API void ZEND_FASTCALL _zend_hash_init(HashTable ht, uint32_t nSize, dtor_func_t pDestructor, zend_bool persistent); ZEND_API void ZEND_FASTCALL zend_hash_destroy(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_clean(HashTable ht); #define zend_hash_init(ht, nSize, pHashFunction, pDestructor, persistent) \ _zend_hash_init((ht), (nSize), (pDestructor), (persistent)) #define zend_hash_init_ex(ht, nSize, pHashFunction, pDestructor, persistent, bApplyProtection) \ _zend_hash_init((ht), (nSize), (pDestructor), (persistent)) ZEND_API void ZEND_FASTCALL zend_hash_real_init(HashTable ht, zend_bool packed); ZEND_API void ZEND_FASTCALL zend_hash_real_init_packed(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_real_init_mixed(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_packed_to_hash(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_to_packed(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_extend(HashTable ht, uint32_t nSize, zend_bool packed); ZEND_API void ZEND_FASTCALL zend_hash_discard(HashTable ht, uint32_t nNumUsed); / additions/updates/changes / ZEND_API zval ZEND_FASTCALL zend_hash_add_or_update(HashTable ht, zend_string key, zval pData, uint32_t flag); ZEND_API zval ZEND_FASTCALL zend_hash_update(HashTable ht, zend_string key,zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_update_ind(HashTable ht, zend_string key,zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_add(HashTable ht, zend_string key,zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_add_new(HashTable ht, zend_string key,zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_str_add_or_update(HashTable ht, const char key, size_t len, zval pData, uint32_t flag); ZEND_API zval ZEND_FASTCALL zend_hash_str_update(HashTable ht, const char key, size_t len, zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_str_update_ind(HashTable ht, const char key, size_t len, zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_str_add(HashTable ht, const char key, size_t len, zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_str_add_new(HashTable ht, const char key, size_t len, zval pData); ZEND_API zval ZEND_FASTCALL zend_hash_index_add_or_update(HashTable ht, zend_ulong h, zval pData, uint32_t flag); ZEND_API zval* ZEND_FASTCALL zend_hash_index_add(HashTable ht, zend_ulong h, zval pData); ZEND_API zval* ZEND_FASTCALL zend_hash_index_add_new(HashTable ht, zend_ulong h, zval pData); ZEND_API zval* ZEND_FASTCALL zend_hash_index_update(HashTable ht, zend_ulong h, zval pData); ZEND_API zval* ZEND_FASTCALL zend_hash_next_index_insert(HashTable ht, zval pData); ZEND_API zval* ZEND_FASTCALL zend_hash_next_index_insert_new(HashTable ht, zval pData); ZEND_API zval* ZEND_FASTCALL zend_hash_index_add_empty_element(HashTable ht, zend_ulong h); ZEND_API zval ZEND_FASTCALL zend_hash_add_empty_element(HashTable ht, zend_string key); ZEND_API zval* ZEND_FASTCALL zend_hash_str_add_empty_element(HashTable ht, const char key, size_t len); ZEND_API zval* ZEND_FASTCALL zend_hash_set_bucket_key(HashTable ht, Bucket p, zend_string key); #define ZEND_HASH_APPLY_KEEP 0 #define ZEND_HASH_APPLY_REMOVE 1<<0 #define ZEND_HASH_APPLY_STOP 1<<1 typedef int (apply_func_t)(zval pDest); typedef int (apply_func_arg_t)(zval pDest, void argument); typedef int (apply_func_args_t)(zval pDest, int num_args, va_list args, zend_hash_key hash_key); ZEND_API void ZEND_FASTCALL zend_hash_graceful_destroy(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_graceful_reverse_destroy(HashTable ht); ZEND_API void ZEND_FASTCALL zend_hash_apply(HashTable ht, apply_func_t apply_func); ZEND_API void ZEND_FASTCALL zend_hash_apply_with_argument(HashTable ht, apply_func_arg_t apply_func, void ); ZEND_API void zend_hash_apply_with_arguments(HashTable ht, apply_func_args_t apply_func, int, ...); / This function should be used with special care (in other words, * it should usually not be used). When used with the ZEND_HASH_APPLY_STOP * return value, it assumes things about the order of the elements in the hash. * Also, it does not provide the same kind of reentrancy protection that * the standard apply functions do. / ZEND_API void ZEND_FASTCALL zend_hash_reverse_apply(HashTable ht, apply_func_t apply_func); /* Deletes / ZEND_API int ZEND_FASTCALL zend_hash_del(HashTable ht, zend_string key); ZEND_API int ZEND_FASTCALL zend_hash_del_ind(HashTable ht, zend_string key); ZEND_API int ZEND_FASTCALL zend_hash_str_del(HashTable ht, const char key, size_t len); ZEND_API int ZEND_FASTCALL zend_hash_str_del_ind(HashTable ht, const char key, size_t len); ZEND_API int ZEND_FASTCALL zend_hash_index_del(HashTable ht, zend_ulong h); ZEND_API void ZEND_FASTCALL zend_hash_del_bucket(HashTable ht, Bucket p); /* Data retrieval / ZEND_API zval ZEND_FASTCALL zend_hash_find(const HashTable ht, zend_string key); ZEND_API zval* ZEND_FASTCALL zend_hash_str_find(const HashTable ht, const char key, size_t len); ZEND_API zval* ZEND_FASTCALL zend_hash_index_find(const HashTable ht, zend_ulong h); ZEND_API zval ZEND_FASTCALL _zend_hash_index_find(const HashTable ht, zend_ulong h); / The same as zend_hash_find(), but hash value of the key must be already calculated / ZEND_API zval ZEND_FASTCALL _zend_hash_find_known_hash(const HashTable ht, zend_string key); static zend_always_inline zval zend_hash_find_ex(const HashTable ht, zend_string key, zend_bool known_hash) { if (known_hash) { return _zend_hash_find_known_hash(ht, key); } else { return zend_hash_find(ht, key); } } #define ZEND_HASH_INDEX_FIND(_ht, _h, _ret, _not_found) do { \ if (EXPECTED(HT_FLAGS(_ht) & HASH_FLAG_PACKED)) { \ if (EXPECTED((zend_ulong)(_h) < (zend_ulong)(_ht)->nNumUsed)) { \ _ret = &_ht->arData[_h].val; \ if (UNEXPECTED(Z_TYPE_P(_ret) == IS_UNDEF)) { \ goto _not_found; \ } \ } else { \ goto _not_found; \ } \ } else { \ _ret = _zend_hash_index_find(_ht, _h); \ if (UNEXPECTED(_ret == NULL)) { \ goto _not_found; \ } \ } \ } while (0) / Misc / static zend_always_inline zend_bool zend_hash_exists(const HashTable ht, zend_string key) { return zend_hash_find(ht, key) != NULL; } static zend_always_inline zend_bool zend_hash_str_exists(const HashTable ht, const char str, size_t len) { return zend_hash_str_find(ht, str, len) != NULL; } static zend_always_inline zend_bool zend_hash_index_exists(const HashTable ht, zend_ulong h) { return zend_hash_index_find(ht, h) != NULL; } /* traversing / ZEND_API HashPosition ZEND_FASTCALL zend_hash_get_current_pos(const HashTable ht); #define zend_hash_has_more_elements_ex(ht, pos) \ (zend_hash_get_current_key_type_ex(ht, pos) == HASH_KEY_NON_EXISTENT ? FAILURE : SUCCESS) ZEND_API int ZEND_FASTCALL zend_hash_move_forward_ex(HashTable ht, HashPosition pos); ZEND_API int ZEND_FASTCALL zend_hash_move_backwards_ex(HashTable ht, HashPosition pos); ZEND_API int ZEND_FASTCALL zend_hash_get_current_key_ex(const HashTable ht, zend_string str_index, zend_ulong num_index, HashPosition pos); ZEND_API void ZEND_FASTCALL zend_hash_get_current_key_zval_ex(const HashTable ht, zval key, HashPosition pos); ZEND_API int ZEND_FASTCALL zend_hash_get_current_key_type_ex(HashTable ht, HashPosition pos); ZEND_API zval* ZEND_FASTCALL zend_hash_get_current_data_ex(HashTable ht, HashPosition pos); ZEND_API void ZEND_FASTCALL zend_hash_internal_pointer_reset_ex(HashTable ht, HashPosition pos); ZEND_API void ZEND_FASTCALL zend_hash_internal_pointer_end_ex(HashTable ht, HashPosition pos); #define zend_hash_has_more_elements(ht) \ zend_hash_has_more_elements_ex(ht, &(ht)->nInternalPointer) #define zend_hash_move_forward(ht) \ zend_hash_move_forward_ex(ht, &(ht)->nInternalPointer) #define zend_hash_move_backwards(ht) \ zend_hash_move_backwards_ex(ht, &(ht)->nInternalPointer) #define zend_hash_get_current_key(ht, str_index, num_index) \ zend_hash_get_current_key_ex(ht, str_index, num_index, &(ht)->nInternalPointer) #define zend_hash_get_current_key_zval(ht, key) \ zend_hash_get_current_key_zval_ex(ht, key, &(ht)->nInternalPointer) #define zend_hash_get_current_key_type(ht) \ zend_hash_get_current_key_type_ex(ht, &(ht)->nInternalPointer) #define zend_hash_get_current_data(ht) \ zend_hash_get_current_data_ex(ht, &(ht)->nInternalPointer) #define zend_hash_internal_pointer_reset(ht) \ zend_hash_internal_pointer_reset_ex(ht, &(ht)->nInternalPointer) #define zend_hash_internal_pointer_end(ht) \ zend_hash_internal_pointer_end_ex(ht, &(ht)->nInternalPointer) /* Copying, merging and sorting / ZEND_API void ZEND_FASTCALL zend_hash_copy(HashTable target, HashTable source, copy_ctor_func_t pCopyConstructor); ZEND_API void ZEND_FASTCALL zend_hash_merge(HashTable target, HashTable source, copy_ctor_func_t pCopyConstructor, zend_bool overwrite); ZEND_API void ZEND_FASTCALL zend_hash_merge_ex(HashTable target, HashTable source, copy_ctor_func_t pCopyConstructor, merge_checker_func_t pMergeSource, void pParam); ZEND_API void zend_hash_bucket_swap(Bucket p, Bucket q); ZEND_API void zend_hash_bucket_renum_swap(Bucket p, Bucket q); ZEND_API void zend_hash_bucket_packed_swap(Bucket p, Bucket q); ZEND_API int zend_hash_compare(HashTable ht1, HashTable ht2, compare_func_t compar, zend_bool ordered); ZEND_API int ZEND_FASTCALL zend_hash_sort_ex(HashTable ht, sort_func_t sort_func, compare_func_t compare_func, zend_bool renumber); ZEND_API zval ZEND_FASTCALL zend_hash_minmax(const HashTable ht, compare_func_t compar, uint32_t flag); #define zend_hash_sort(ht, compare_func, renumber) \ zend_hash_sort_ex(ht, zend_sort, compare_func, renumber) #define zend_hash_num_elements(ht) \ (ht)->nNumOfElements #define zend_hash_next_free_element(ht) \ (ht)->nNextFreeElement ZEND_API int ZEND_FASTCALL zend_hash_rehash(HashTable ht); #if !ZEND_DEBUG && defined(HAVE_BUILTIN_CONSTANT_P) # define zend_new_array(size) \ (__builtin_constant_p(size) ? \ ((((uint32_t)(size)) <= HT_MIN_SIZE) ? \ _zend_new_array_0() \ : \ _zend_new_array((size)) \ ) \ : \ _zend_new_array((size)) \ ) #else # define zend_new_array(size) \ _zend_new_array(size) #endif ZEND_API HashTable* ZEND_FASTCALL _zend_new_array_0(void); ZEND_API HashTable* ZEND_FASTCALL _zend_new_array(uint32_t size); ZEND_API HashTable* ZEND_FASTCALL zend_new_pair(zval val1, zval val2); ZEND_API uint32_t zend_array_count(HashTable ht); ZEND_API HashTable ZEND_FASTCALL zend_array_dup(HashTable source); ZEND_API void ZEND_FASTCALL zend_array_destroy(HashTable ht); ZEND_API void ZEND_FASTCALL zend_symtable_clean(HashTable ht); ZEND_API HashTable ZEND_FASTCALL zend_symtable_to_proptable(HashTable ht); ZEND_API HashTable ZEND_FASTCALL zend_proptable_to_symtable(HashTable ht, zend_bool always_duplicate); ZEND_API int ZEND_FASTCALL _zend_handle_numeric_str_ex(const char key, size_t length, zend_ulong idx); ZEND_API uint32_t ZEND_FASTCALL zend_hash_iterator_add(HashTable ht, HashPosition pos); ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterator_pos(uint32_t idx, HashTable ht); ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterator_pos_ex(uint32_t idx, zval array); ZEND_API void ZEND_FASTCALL zend_hash_iterator_del(uint32_t idx); ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterators_lower_pos(HashTable ht, HashPosition start); ZEND_API void ZEND_FASTCALL _zend_hash_iterators_update(HashTable ht, HashPosition from, HashPosition to); ZEND_API void ZEND_FASTCALL zend_hash_iterators_advance(HashTable ht, HashPosition step); static zend_always_inline void zend_hash_iterators_update(HashTable ht, HashPosition from, HashPosition to) { if (UNEXPECTED(HT_HAS_ITERATORS(ht))) { _zend_hash_iterators_update(ht, from, to); } } END_EXTERN_C() #define ZEND_INIT_SYMTABLE(ht) \ ZEND_INIT_SYMTABLE_EX(ht, 8, 0) #define ZEND_INIT_SYMTABLE_EX(ht, n, persistent) \ zend_hash_init(ht, n, NULL, ZVAL_PTR_DTOR, persistent) static zend_always_inline int _zend_handle_numeric_str(const char key, size_t length, zend_ulong idx) { const char tmp = key; if (EXPECTED(tmp > '9')) { return 0; } else if (tmp < '0') { if (tmp != '-') { return 0; } tmp++; if (tmp > '9' \|\| tmp < '0') { return 0; } } return _zend_handle_numeric_str_ex(key, length, idx); } #define ZEND_HANDLE_NUMERIC_STR(key, length, idx) \ _zend_handle_numeric_str(key, length, &idx) #define ZEND_HANDLE_NUMERIC(key, idx) \ ZEND_HANDLE_NUMERIC_STR(ZSTR_VAL(key), ZSTR_LEN(key), idx) static zend_always_inline zval zend_hash_find_ind(const HashTable ht, zend_string key) { zval zv; zv = zend_hash_find(ht, key); return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ? ((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv; } static zend_always_inline zval zend_hash_find_ex_ind(const HashTable ht, zend_string key, zend_bool known_hash) { zval zv; zv = zend_hash_find_ex(ht, key, known_hash); return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ? ((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv; } static zend_always_inline int zend_hash_exists_ind(const HashTable ht, zend_string key) { zval zv; zv = zend_hash_find(ht, key); return zv && (Z_TYPE_P(zv) != IS_INDIRECT \|\| Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF); } static zend_always_inline zval zend_hash_str_find_ind(const HashTable ht, const char str, size_t len) { zval zv; zv = zend_hash_str_find(ht, str, len); return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ? ((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv; } static zend_always_inline int zend_hash_str_exists_ind(const HashTable ht, const char str, size_t len) { zval zv; zv = zend_hash_str_find(ht, str, len); return zv && (Z_TYPE_P(zv) != IS_INDIRECT \|\| Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF); } static zend_always_inline zval zend_symtable_add_new(HashTable ht, zend_string key, zval pData) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_add_new(ht, idx, pData); } else { return zend_hash_add_new(ht, key, pData); } } static zend_always_inline zval zend_symtable_update(HashTable ht, zend_string key, zval pData) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_update(ht, idx, pData); } else { return zend_hash_update(ht, key, pData); } } static zend_always_inline zval zend_symtable_update_ind(HashTable ht, zend_string key, zval pData) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_update(ht, idx, pData); } else { return zend_hash_update_ind(ht, key, pData); } } static zend_always_inline int zend_symtable_del(HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_del(ht, idx); } else { return zend_hash_del(ht, key); } } static zend_always_inline int zend_symtable_del_ind(HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_del(ht, idx); } else { return zend_hash_del_ind(ht, key); } } static zend_always_inline zval zend_symtable_find(const HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_find(ht, idx); } else { return zend_hash_find(ht, key); } } static zend_always_inline zval zend_symtable_find_ind(const HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_find(ht, idx); } else { return zend_hash_find_ind(ht, key); } } static zend_always_inline int zend_symtable_exists(HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_exists(ht, idx); } else { return zend_hash_exists(ht, key); } } static zend_always_inline int zend_symtable_exists_ind(HashTable ht, zend_string key) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC(key, idx)) { return zend_hash_index_exists(ht, idx); } else { return zend_hash_exists_ind(ht, key); } } static zend_always_inline zval zend_symtable_str_update(HashTable ht, const char str, size_t len, zval pData) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_update(ht, idx, pData); } else { return zend_hash_str_update(ht, str, len, pData); } } static zend_always_inline zval zend_symtable_str_update_ind(HashTable ht, const char str, size_t len, zval pData) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_update(ht, idx, pData); } else { return zend_hash_str_update_ind(ht, str, len, pData); } } static zend_always_inline int zend_symtable_str_del(HashTable ht, const char str, size_t len) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_del(ht, idx); } else { return zend_hash_str_del(ht, str, len); } } static zend_always_inline int zend_symtable_str_del_ind(HashTable ht, const char str, size_t len) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_del(ht, idx); } else { return zend_hash_str_del_ind(ht, str, len); } } static zend_always_inline zval zend_symtable_str_find(HashTable ht, const char str, size_t len) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_find(ht, idx); } else { return zend_hash_str_find(ht, str, len); } } static zend_always_inline int zend_symtable_str_exists(HashTable ht, const char str, size_t len) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_exists(ht, idx); } else { return zend_hash_str_exists(ht, str, len); } } static zend_always_inline void zend_hash_add_ptr(HashTable ht, zend_string key, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_add(ht, key, &tmp); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_add_new_ptr(HashTable ht, zend_string key, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_add_new(ht, key, &tmp); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_str_add_ptr(HashTable ht, const char str, size_t len, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_str_add(ht, str, len, &tmp); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_str_add_new_ptr(HashTable ht, const char str, size_t len, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_str_add_new(ht, str, len, &tmp); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_update_ptr(HashTable ht, zend_string key, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_update(ht, key, &tmp); ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } static zend_always_inline void zend_hash_str_update_ptr(HashTable ht, const char str, size_t len, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_str_update(ht, str, len, &tmp); ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } static zend_always_inline void zend_hash_add_mem(HashTable ht, zend_string key, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_add(ht, key, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_add_new_mem(HashTable ht, zend_string key, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_add_new(ht, key, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_str_add_mem(HashTable ht, const char str, size_t len, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_str_add(ht, str, len, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_str_add_new_mem(HashTable ht, const char str, size_t len, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_str_add_new(ht, str, len, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_update_mem(HashTable ht, zend_string key, void pData, size_t size) { void p; p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(p, pData, size); return zend_hash_update_ptr(ht, key, p); } static zend_always_inline void zend_hash_str_update_mem(HashTable ht, const char str, size_t len, void pData, size_t size) { void p; p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(p, pData, size); return zend_hash_str_update_ptr(ht, str, len, p); } static zend_always_inline void zend_hash_index_add_ptr(HashTable ht, zend_ulong h, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_index_add(ht, h, &tmp); return zv ? Z_PTR_P(zv) : NULL; } static zend_always_inline void zend_hash_index_add_new_ptr(HashTable ht, zend_ulong h, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_index_add_new(ht, h, &tmp); return zv ? Z_PTR_P(zv) : NULL; } static zend_always_inline void zend_hash_index_update_ptr(HashTable ht, zend_ulong h, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_index_update(ht, h, &tmp); ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } static zend_always_inline void zend_hash_index_add_mem(HashTable ht, zend_ulong h, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_index_add(ht, h, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_next_index_insert_ptr(HashTable ht, void pData) { zval tmp, zv; ZVAL_PTR(&tmp, pData); zv = zend_hash_next_index_insert(ht, &tmp); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_index_update_mem(HashTable ht, zend_ulong h, void pData, size_t size) { void p; p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(p, pData, size); return zend_hash_index_update_ptr(ht, h, p); } static zend_always_inline void zend_hash_next_index_insert_mem(HashTable ht, void pData, size_t size) { zval tmp, zv; ZVAL_PTR(&tmp, NULL); if ((zv = zend_hash_next_index_insert(ht, &tmp))) { Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT); memcpy(Z_PTR_P(zv), pData, size); return Z_PTR_P(zv); } return NULL; } static zend_always_inline void zend_hash_find_ptr(const HashTable ht, zend_string key) { zval zv; zv = zend_hash_find(ht, key); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_find_ex_ptr(const HashTable ht, zend_string key, zend_bool known_hash) { zval zv; zv = zend_hash_find_ex(ht, key, known_hash); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_str_find_ptr(const HashTable ht, const char str, size_t len) { zval zv; zv = zend_hash_str_find(ht, str, len); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline void zend_hash_index_find_ptr(const HashTable ht, zend_ulong h) { zval zv; zv = zend_hash_index_find(ht, h); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } static zend_always_inline zval zend_hash_index_find_deref(HashTable ht, zend_ulong h) { zval zv = zend_hash_index_find(ht, h); if (zv) { ZVAL_DEREF(zv); } return zv; } static zend_always_inline zval zend_hash_find_deref(HashTable ht, zend_string str) { zval zv = zend_hash_find(ht, str); if (zv) { ZVAL_DEREF(zv); } return zv; } static zend_always_inline zval zend_hash_str_find_deref(HashTable ht, const char str, size_t len) { zval zv = zend_hash_str_find(ht, str, len); if (zv) { ZVAL_DEREF(zv); } return zv; } static zend_always_inline void zend_symtable_str_find_ptr(HashTable ht, const char str, size_t len) { zend_ulong idx; if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) { return zend_hash_index_find_ptr(ht, idx); } else { return zend_hash_str_find_ptr(ht, str, len); } } static zend_always_inline void zend_hash_get_current_data_ptr_ex(HashTable ht, HashPosition pos) { zval zv; zv = zend_hash_get_current_data_ex(ht, pos); if (zv) { ZEND_ASSUME(Z_PTR_P(zv)); return Z_PTR_P(zv); } else { return NULL; } } #define zend_hash_get_current_data_ptr(ht) \ zend_hash_get_current_data_ptr_ex(ht, &(ht)->nInternalPointer) #define ZEND_HASH_FOREACH(_ht, indirect) do { \ HashTable __ht = (_ht); \ Bucket _p = __ht->arData; \ Bucket _end = _p + __ht->nNumUsed; \ for (; _p != _end; _p++) { \ zval _z = &_p->val; \ if (indirect && Z_TYPE_P(_z) == IS_INDIRECT) { \ _z = Z_INDIRECT_P(_z); \ } \ if (UNEXPECTED(Z_TYPE_P(_z) == IS_UNDEF)) continue; #define ZEND_HASH_REVERSE_FOREACH(_ht, indirect) do { \ HashTable __ht = (_ht); \ uint32_t _idx = __ht->nNumUsed; \ Bucket _p = __ht->arData + _idx; \ zval _z; \ for (_idx = __ht->nNumUsed; _idx > 0; _idx--) { \ _p--; \ _z = &_p->val; \ if (indirect && Z_TYPE_P(_z) == IS_INDIRECT) { \ _z = Z_INDIRECT_P(_z); \ } \ if (UNEXPECTED(Z_TYPE_P(_z) == IS_UNDEF)) continue; #define ZEND_HASH_FOREACH_END() \ } \ } while (0) #define ZEND_HASH_FOREACH_END_DEL() \ __ht->nNumOfElements--; \ do { \ uint32_t j = HT_IDX_TO_HASH(_idx - 1); \ uint32_t nIndex = _p->h \| __ht->nTableMask; \ uint32_t i = HT_HASH(__ht, nIndex); \ if (UNEXPECTED(j != i)) { \ Bucket prev = HT_HASH_TO_BUCKET(__ht, i); \ while (Z_NEXT(prev->val) != j) { \ i = Z_NEXT(prev->val); \ prev = HT_HASH_TO_BUCKET(__ht, i); \ } \ Z_NEXT(prev->val) = Z_NEXT(_p->val); \ } else { \ HT_HASH(__ht, nIndex) = Z_NEXT(_p->val); \ } \ } while (0); \ } \ __ht->nNumUsed = _idx; \ } while (0) #define ZEND_HASH_FOREACH_BUCKET(ht, _bucket) \ ZEND_HASH_FOREACH(ht, 0); \ _bucket = _p; #define ZEND_HASH_FOREACH_VAL(ht, _val) \ ZEND_HASH_FOREACH(ht, 0); \ _val = _z; #define ZEND_HASH_FOREACH_VAL_IND(ht, _val) \ ZEND_HASH_FOREACH(ht, 1); \ _val = _z; #define ZEND_HASH_FOREACH_PTR(ht, _ptr) \ ZEND_HASH_FOREACH(ht, 0); \ _ptr = Z_PTR_P(_z); #define ZEND_HASH_FOREACH_NUM_KEY(ht, _h) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; #define ZEND_HASH_FOREACH_STR_KEY(ht, _key) \ ZEND_HASH_FOREACH(ht, 0); \ _key = _p->key; #define ZEND_HASH_FOREACH_KEY(ht, _h, _key) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; \ _key = _p->key; #define ZEND_HASH_FOREACH_NUM_KEY_VAL(ht, _h, _val) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; \ _val = _z; #define ZEND_HASH_FOREACH_STR_KEY_VAL(ht, _key, _val) \ ZEND_HASH_FOREACH(ht, 0); \ _key = _p->key; \ _val = _z; #define ZEND_HASH_FOREACH_KEY_VAL(ht, _h, _key, _val) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; \ _key = _p->key; \ _val = _z; #define ZEND_HASH_FOREACH_STR_KEY_VAL_IND(ht, _key, _val) \ ZEND_HASH_FOREACH(ht, 1); \ _key = _p->key; \ _val = _z; #define ZEND_HASH_FOREACH_KEY_VAL_IND(ht, _h, _key, _val) \ ZEND_HASH_FOREACH(ht, 1); \ _h = _p->h; \ _key = _p->key; \ _val = _z; #define ZEND_HASH_FOREACH_NUM_KEY_PTR(ht, _h, _ptr) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; \ _ptr = Z_PTR_P(_z); #define ZEND_HASH_FOREACH_STR_KEY_PTR(ht, _key, _ptr) \ ZEND_HASH_FOREACH(ht, 0); \ _key = _p->key; \ _ptr = Z_PTR_P(_z); #define ZEND_HASH_FOREACH_KEY_PTR(ht, _h, _key, _ptr) \ ZEND_HASH_FOREACH(ht, 0); \ _h = _p->h; \ _key = _p->key; \ _ptr = Z_PTR_P(_z); #define ZEND_HASH_REVERSE_FOREACH_BUCKET(ht, _bucket) \ ZEND_HASH_REVERSE_FOREACH(ht, 0); \ _bucket = _p; #define ZEND_HASH_REVERSE_FOREACH_VAL(ht, _val) \ ZEND_HASH_REVERSE_FOREACH(ht, 0); \ _val = _z; #define ZEND_HASH_REVERSE_FOREACH_PTR(ht, _ptr) \ ZEND_HASH_REVERSE_FOREACH(ht, 0); \ _ptr = Z_PTR_P(_z); #define ZEND_HASH_REVERSE_FOREACH_VAL_IND(ht, _val) \ ZEND_HASH_REVERSE_FOREACH(ht, 1); \ _val = _z; #define ZEND_HASH_REVERSE_FOREACH_STR_KEY_VAL(ht, _key, _val) \ ZEND_HASH_REVERSE_FOREACH(ht, 0); \ _key = _p->key; \ _val = _z; #define ZEND_HASH_REVERSE_FOREACH_KEY_VAL(ht, _h, _key, _val) \ ZEND_HASH_REVERSE_FOREACH(ht, 0); \ _h = _p->h; \ _key = _p->key; \ _val = _z; #define ZEND_HASH_REVERSE_FOREACH_KEY_VAL_IND(ht, _h, _key, _val) \ ZEND_HASH_REVERSE_FOREACH(ht, 1); \ _h = _p->h; \ _key = _p->key; \ _val = _z; /* The following macros are useful to insert a sequence of new elements * of packed array. They may be used instead of series of * zend_hash_next_index_insert_new() * (HashTable must have enough free buckets). / #define ZEND_HASH_FILL_PACKED(ht) do { \ HashTable __fill_ht = (ht); \ Bucket __fill_bkt = __fill_ht->arData + __fill_ht->nNumUsed; \ uint32_t __fill_idx = __fill_ht->nNumUsed; \ ZEND_ASSERT(HT_FLAGS(__fill_ht) & HASH_FLAG_PACKED); #define ZEND_HASH_FILL_SET(_val) \ ZVAL_COPY_VALUE(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_SET_NULL() \ ZVAL_NULL(&__fill_bkt->val) #define ZEND_HASH_FILL_SET_LONG(_val) \ ZVAL_LONG(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_SET_DOUBLE(_val) \ ZVAL_DOUBLE(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_SET_STR(_val) \ ZVAL_STR(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_SET_STR_COPY(_val) \ ZVAL_STR_COPY(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_SET_INTERNED_STR(_val) \ ZVAL_INTERNED_STR(&__fill_bkt->val, _val) #define ZEND_HASH_FILL_NEXT() do {\ __fill_bkt->h = (__fill_idx); \ __fill_bkt->key = NULL; \ __fill_bkt++; \ __fill_idx++; \ } while (0) #define ZEND_HASH_FILL_ADD(_val) do { \ ZEND_HASH_FILL_SET(_val); \ ZEND_HASH_FILL_NEXT(); \ } while (0) #define ZEND_HASH_FILL_END() \ __fill_ht->nNumUsed = __fill_idx; \ __fill_ht->nNumOfElements = __fill_idx; \ __fill_ht->nNextFreeElement = __fill_idx; \ __fill_ht->nInternalPointer = 0; \ } while (0) static zend_always_inline zval _zend_hash_append_ex(HashTable ht, zend_string key, zval zv, int interned) { uint32_t idx = ht->nNumUsed++; uint32_t nIndex; Bucket p = ht->arData + idx; ZVAL_COPY_VALUE(&p->val, zv); if (!interned && !ZSTR_IS_INTERNED(key)) { HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS; zend_string_addref(key); zend_string_hash_val(key); } p->key = key; p->h = ZSTR_H(key); nIndex = (uint32_t)p->h \| ht->nTableMask; Z_NEXT(p->val) = HT_HASH(ht, nIndex); HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx); ht->nNumOfElements++; return &p->val; } static zend_always_inline zval _zend_hash_append(HashTable ht, zend_string key, zval zv) { return _zend_hash_append_ex(ht, key, zv, 0); } static zend_always_inline zval _zend_hash_append_ptr_ex(HashTable ht, zend_string key, void ptr, int interned) { uint32_t idx = ht->nNumUsed++; uint32_t nIndex; Bucket p = ht->arData + idx; ZVAL_PTR(&p->val, ptr); if (!interned && !ZSTR_IS_INTERNED(key)) { HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS; zend_string_addref(key); zend_string_hash_val(key); } p->key = key; p->h = ZSTR_H(key); nIndex = (uint32_t)p->h \| ht->nTableMask; Z_NEXT(p->val) = HT_HASH(ht, nIndex); HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx); ht->nNumOfElements++; return &p->val; } static zend_always_inline zval _zend_hash_append_ptr(HashTable ht, zend_string key, void ptr) { return _zend_hash_append_ptr_ex(ht, key, ptr, 0); } static zend_always_inline void _zend_hash_append_ind(HashTable ht, zend_string key, zval ptr) { uint32_t idx = ht->nNumUsed++; uint32_t nIndex; Bucket p = ht->arData + idx; ZVAL_INDIRECT(&p->val, ptr); if (!ZSTR_IS_INTERNED(key)) { HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS; zend_string_addref(key); zend_string_hash_val(key); } p->key = key; p->h = ZSTR_H(key); nIndex = (uint32_t)p->h \| ht->nTableMask; Z_NEXT(p->val) = HT_HASH(ht, nIndex); HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx); ht->nNumOfElements++; } #endif / ZEND_HASH_H */ Back

Edit File : zend_hash.h | Size : 35.58 KB

/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) 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@php.net>                                 |
   |          Zeev Suraski <zeev@php.net>                                 |
   |          Dmitry Stogov <dmitry@php.net>                              |
   +----------------------------------------------------------------------+
*/

#ifndef ZEND_HASH_H
#define ZEND_HASH_H

#include "zend.h"

#define HASH_KEY_IS_STRING 1
#define HASH_KEY_IS_LONG 2
#define HASH_KEY_NON_EXISTENT 3

#define HASH_UPDATE 			(1<<0)
#define HASH_ADD				(1<<1)
#define HASH_UPDATE_INDIRECT	(1<<2)
#define HASH_ADD_NEW			(1<<3)
#define HASH_ADD_NEXT			(1<<4)

#define HASH_FLAG_CONSISTENCY      ((1<<0) | (1<<1))
#define HASH_FLAG_PACKED           (1<<2)
#define HASH_FLAG_UNINITIALIZED    (1<<3)
#define HASH_FLAG_STATIC_KEYS      (1<<4) /* long and interned strings */
#define HASH_FLAG_HAS_EMPTY_IND    (1<<5)
#define HASH_FLAG_ALLOW_COW_VIOLATION (1<<6)

/* Only the low byte are real flags */
#define HASH_FLAG_MASK 0xff

#define HT_FLAGS(ht) (ht)->u.flags

#define HT_INVALIDATE(ht) do { \
		HT_FLAGS(ht) = HASH_FLAG_UNINITIALIZED; \
	} while (0)

#define HT_IS_INITIALIZED(ht) \
	((HT_FLAGS(ht) & HASH_FLAG_UNINITIALIZED) == 0)

#define HT_IS_PACKED(ht) \
	((HT_FLAGS(ht) & HASH_FLAG_PACKED) != 0)

#define HT_IS_WITHOUT_HOLES(ht) \
	((ht)->nNumUsed == (ht)->nNumOfElements)

#define HT_HAS_STATIC_KEYS_ONLY(ht) \
	((HT_FLAGS(ht) & (HASH_FLAG_PACKED|HASH_FLAG_STATIC_KEYS)) != 0)

#if ZEND_DEBUG
# define HT_ALLOW_COW_VIOLATION(ht) HT_FLAGS(ht) |= HASH_FLAG_ALLOW_COW_VIOLATION
#else
# define HT_ALLOW_COW_VIOLATION(ht)
#endif

#define HT_ITERATORS_COUNT(ht) (ht)->u.v.nIteratorsCount
#define HT_ITERATORS_OVERFLOW(ht) (HT_ITERATORS_COUNT(ht) == 0xff)
#define HT_HAS_ITERATORS(ht) (HT_ITERATORS_COUNT(ht) != 0)

#define HT_SET_ITERATORS_COUNT(ht, iters) \
	do { HT_ITERATORS_COUNT(ht) = (iters); } while (0)
#define HT_INC_ITERATORS_COUNT(ht) \
	HT_SET_ITERATORS_COUNT(ht, HT_ITERATORS_COUNT(ht) + 1)
#define HT_DEC_ITERATORS_COUNT(ht) \
	HT_SET_ITERATORS_COUNT(ht, HT_ITERATORS_COUNT(ht) - 1)

extern ZEND_API const HashTable zend_empty_array;

#define ZVAL_EMPTY_ARRAY(z) do {						\
		zval *__z = (z);								\
		Z_ARR_P(__z) = (zend_array*)&zend_empty_array;	\
		Z_TYPE_INFO_P(__z) = IS_ARRAY; \
	} while (0)

typedef struct _zend_hash_key {
	zend_ulong h;
	zend_string *key;
} zend_hash_key;

typedef zend_bool (*merge_checker_func_t)(HashTable *target_ht, zval *source_data, zend_hash_key *hash_key, void *pParam);

BEGIN_EXTERN_C()

/* startup/shutdown */
ZEND_API void ZEND_FASTCALL _zend_hash_init(HashTable *ht, uint32_t nSize, dtor_func_t pDestructor, zend_bool persistent);
ZEND_API void ZEND_FASTCALL zend_hash_destroy(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_clean(HashTable *ht);

#define zend_hash_init(ht, nSize, pHashFunction, pDestructor, persistent) \
	_zend_hash_init((ht), (nSize), (pDestructor), (persistent))
#define zend_hash_init_ex(ht, nSize, pHashFunction, pDestructor, persistent, bApplyProtection) \
	_zend_hash_init((ht), (nSize), (pDestructor), (persistent))

ZEND_API void ZEND_FASTCALL zend_hash_real_init(HashTable *ht, zend_bool packed);
ZEND_API void ZEND_FASTCALL zend_hash_real_init_packed(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_real_init_mixed(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_packed_to_hash(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_to_packed(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_extend(HashTable *ht, uint32_t nSize, zend_bool packed);
ZEND_API void ZEND_FASTCALL zend_hash_discard(HashTable *ht, uint32_t nNumUsed);

/* additions/updates/changes */
ZEND_API zval* ZEND_FASTCALL zend_hash_add_or_update(HashTable *ht, zend_string *key, zval *pData, uint32_t flag);
ZEND_API zval* ZEND_FASTCALL zend_hash_update(HashTable *ht, zend_string *key,zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_update_ind(HashTable *ht, zend_string *key,zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_add(HashTable *ht, zend_string *key,zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_add_new(HashTable *ht, zend_string *key,zval *pData);

ZEND_API zval* ZEND_FASTCALL zend_hash_str_add_or_update(HashTable *ht, const char *key, size_t len, zval *pData, uint32_t flag);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_update(HashTable *ht, const char *key, size_t len, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_update_ind(HashTable *ht, const char *key, size_t len, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_add(HashTable *ht, const char *key, size_t len, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_add_new(HashTable *ht, const char *key, size_t len, zval *pData);

ZEND_API zval* ZEND_FASTCALL zend_hash_index_add_or_update(HashTable *ht, zend_ulong h, zval *pData, uint32_t flag);
ZEND_API zval* ZEND_FASTCALL zend_hash_index_add(HashTable *ht, zend_ulong h, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_index_add_new(HashTable *ht, zend_ulong h, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_index_update(HashTable *ht, zend_ulong h, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_next_index_insert(HashTable *ht, zval *pData);
ZEND_API zval* ZEND_FASTCALL zend_hash_next_index_insert_new(HashTable *ht, zval *pData);

ZEND_API zval* ZEND_FASTCALL zend_hash_index_add_empty_element(HashTable *ht, zend_ulong h);
ZEND_API zval* ZEND_FASTCALL zend_hash_add_empty_element(HashTable *ht, zend_string *key);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_add_empty_element(HashTable *ht, const char *key, size_t len);

ZEND_API zval* ZEND_FASTCALL zend_hash_set_bucket_key(HashTable *ht, Bucket *p, zend_string *key);

#define ZEND_HASH_APPLY_KEEP				0
#define ZEND_HASH_APPLY_REMOVE				1<<0
#define ZEND_HASH_APPLY_STOP				1<<1

typedef int (*apply_func_t)(zval *pDest);
typedef int (*apply_func_arg_t)(zval *pDest, void *argument);
typedef int (*apply_func_args_t)(zval *pDest, int num_args, va_list args, zend_hash_key *hash_key);

ZEND_API void ZEND_FASTCALL zend_hash_graceful_destroy(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_graceful_reverse_destroy(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_hash_apply(HashTable *ht, apply_func_t apply_func);
ZEND_API void ZEND_FASTCALL zend_hash_apply_with_argument(HashTable *ht, apply_func_arg_t apply_func, void *);
ZEND_API void zend_hash_apply_with_arguments(HashTable *ht, apply_func_args_t apply_func, int, ...);

/* This function should be used with special care (in other words,
 * it should usually not be used).  When used with the ZEND_HASH_APPLY_STOP
 * return value, it assumes things about the order of the elements in the hash.
 * Also, it does not provide the same kind of reentrancy protection that
 * the standard apply functions do.
 */
ZEND_API void ZEND_FASTCALL zend_hash_reverse_apply(HashTable *ht, apply_func_t apply_func);

/* Deletes */
ZEND_API int ZEND_FASTCALL zend_hash_del(HashTable *ht, zend_string *key);
ZEND_API int ZEND_FASTCALL zend_hash_del_ind(HashTable *ht, zend_string *key);
ZEND_API int ZEND_FASTCALL zend_hash_str_del(HashTable *ht, const char *key, size_t len);
ZEND_API int ZEND_FASTCALL zend_hash_str_del_ind(HashTable *ht, const char *key, size_t len);
ZEND_API int ZEND_FASTCALL zend_hash_index_del(HashTable *ht, zend_ulong h);
ZEND_API void ZEND_FASTCALL zend_hash_del_bucket(HashTable *ht, Bucket *p);

/* Data retrieval */
ZEND_API zval* ZEND_FASTCALL zend_hash_find(const HashTable *ht, zend_string *key);
ZEND_API zval* ZEND_FASTCALL zend_hash_str_find(const HashTable *ht, const char *key, size_t len);
ZEND_API zval* ZEND_FASTCALL zend_hash_index_find(const HashTable *ht, zend_ulong h);
ZEND_API zval* ZEND_FASTCALL _zend_hash_index_find(const HashTable *ht, zend_ulong h);

/* The same as zend_hash_find(), but hash value of the key must be already calculated */
ZEND_API zval* ZEND_FASTCALL _zend_hash_find_known_hash(const HashTable *ht, zend_string *key);

static zend_always_inline zval *zend_hash_find_ex(const HashTable *ht, zend_string *key, zend_bool known_hash)
{
	if (known_hash) {
		return _zend_hash_find_known_hash(ht, key);
	} else {
		return zend_hash_find(ht, key);
	}
}

#define ZEND_HASH_INDEX_FIND(_ht, _h, _ret, _not_found) do { \
		if (EXPECTED(HT_FLAGS(_ht) & HASH_FLAG_PACKED)) { \
			if (EXPECTED((zend_ulong)(_h) < (zend_ulong)(_ht)->nNumUsed)) { \
				_ret = &_ht->arData[_h].val; \
				if (UNEXPECTED(Z_TYPE_P(_ret) == IS_UNDEF)) { \
					goto _not_found; \
				} \
			} else { \
				goto _not_found; \
			} \
		} else { \
			_ret = _zend_hash_index_find(_ht, _h); \
			if (UNEXPECTED(_ret == NULL)) { \
				goto _not_found; \
			} \
		} \
	} while (0)

/* Misc */
static zend_always_inline zend_bool zend_hash_exists(const HashTable *ht, zend_string *key)
{
	return zend_hash_find(ht, key) != NULL;
}

static zend_always_inline zend_bool zend_hash_str_exists(const HashTable *ht, const char *str, size_t len)
{
	return zend_hash_str_find(ht, str, len) != NULL;
}

static zend_always_inline zend_bool zend_hash_index_exists(const HashTable *ht, zend_ulong h)
{
	return zend_hash_index_find(ht, h) != NULL;
}

/* traversing */
ZEND_API HashPosition ZEND_FASTCALL zend_hash_get_current_pos(const HashTable *ht);

#define zend_hash_has_more_elements_ex(ht, pos) \
	(zend_hash_get_current_key_type_ex(ht, pos) == HASH_KEY_NON_EXISTENT ? FAILURE : SUCCESS)
ZEND_API int   ZEND_FASTCALL zend_hash_move_forward_ex(HashTable *ht, HashPosition *pos);
ZEND_API int   ZEND_FASTCALL zend_hash_move_backwards_ex(HashTable *ht, HashPosition *pos);
ZEND_API int   ZEND_FASTCALL zend_hash_get_current_key_ex(const HashTable *ht, zend_string **str_index, zend_ulong *num_index, HashPosition *pos);
ZEND_API void  ZEND_FASTCALL zend_hash_get_current_key_zval_ex(const HashTable *ht, zval *key, HashPosition *pos);
ZEND_API int   ZEND_FASTCALL zend_hash_get_current_key_type_ex(HashTable *ht, HashPosition *pos);
ZEND_API zval* ZEND_FASTCALL zend_hash_get_current_data_ex(HashTable *ht, HashPosition *pos);
ZEND_API void  ZEND_FASTCALL zend_hash_internal_pointer_reset_ex(HashTable *ht, HashPosition *pos);
ZEND_API void  ZEND_FASTCALL zend_hash_internal_pointer_end_ex(HashTable *ht, HashPosition *pos);

#define zend_hash_has_more_elements(ht) \
	zend_hash_has_more_elements_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_move_forward(ht) \
	zend_hash_move_forward_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_move_backwards(ht) \
	zend_hash_move_backwards_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_get_current_key(ht, str_index, num_index) \
	zend_hash_get_current_key_ex(ht, str_index, num_index, &(ht)->nInternalPointer)
#define zend_hash_get_current_key_zval(ht, key) \
	zend_hash_get_current_key_zval_ex(ht, key, &(ht)->nInternalPointer)
#define zend_hash_get_current_key_type(ht) \
	zend_hash_get_current_key_type_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_get_current_data(ht) \
	zend_hash_get_current_data_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_internal_pointer_reset(ht) \
	zend_hash_internal_pointer_reset_ex(ht, &(ht)->nInternalPointer)
#define zend_hash_internal_pointer_end(ht) \
	zend_hash_internal_pointer_end_ex(ht, &(ht)->nInternalPointer)

/* Copying, merging and sorting */
ZEND_API void  ZEND_FASTCALL zend_hash_copy(HashTable *target, HashTable *source, copy_ctor_func_t pCopyConstructor);
ZEND_API void  ZEND_FASTCALL zend_hash_merge(HashTable *target, HashTable *source, copy_ctor_func_t pCopyConstructor, zend_bool overwrite);
ZEND_API void  ZEND_FASTCALL zend_hash_merge_ex(HashTable *target, HashTable *source, copy_ctor_func_t pCopyConstructor, merge_checker_func_t pMergeSource, void *pParam);
ZEND_API void  zend_hash_bucket_swap(Bucket *p, Bucket *q);
ZEND_API void  zend_hash_bucket_renum_swap(Bucket *p, Bucket *q);
ZEND_API void  zend_hash_bucket_packed_swap(Bucket *p, Bucket *q);
ZEND_API int   zend_hash_compare(HashTable *ht1, HashTable *ht2, compare_func_t compar, zend_bool ordered);
ZEND_API int   ZEND_FASTCALL zend_hash_sort_ex(HashTable *ht, sort_func_t sort_func, compare_func_t compare_func, zend_bool renumber);
ZEND_API zval* ZEND_FASTCALL zend_hash_minmax(const HashTable *ht, compare_func_t compar, uint32_t flag);

#define zend_hash_sort(ht, compare_func, renumber) \
	zend_hash_sort_ex(ht, zend_sort, compare_func, renumber)

#define zend_hash_num_elements(ht) \
	(ht)->nNumOfElements

#define zend_hash_next_free_element(ht) \
	(ht)->nNextFreeElement

ZEND_API int ZEND_FASTCALL zend_hash_rehash(HashTable *ht);

#if !ZEND_DEBUG && defined(HAVE_BUILTIN_CONSTANT_P)
# define zend_new_array(size) \
	(__builtin_constant_p(size) ? \
		((((uint32_t)(size)) <= HT_MIN_SIZE) ? \
			_zend_new_array_0() \
		: \
			_zend_new_array((size)) \
		) \
	: \
		_zend_new_array((size)) \
	)
#else
# define zend_new_array(size) \
	_zend_new_array(size)
#endif

ZEND_API HashTable* ZEND_FASTCALL _zend_new_array_0(void);
ZEND_API HashTable* ZEND_FASTCALL _zend_new_array(uint32_t size);
ZEND_API HashTable* ZEND_FASTCALL zend_new_pair(zval *val1, zval *val2);
ZEND_API uint32_t zend_array_count(HashTable *ht);
ZEND_API HashTable* ZEND_FASTCALL zend_array_dup(HashTable *source);
ZEND_API void ZEND_FASTCALL zend_array_destroy(HashTable *ht);
ZEND_API void ZEND_FASTCALL zend_symtable_clean(HashTable *ht);
ZEND_API HashTable* ZEND_FASTCALL zend_symtable_to_proptable(HashTable *ht);
ZEND_API HashTable* ZEND_FASTCALL zend_proptable_to_symtable(HashTable *ht, zend_bool always_duplicate);

ZEND_API int ZEND_FASTCALL _zend_handle_numeric_str_ex(const char *key, size_t length, zend_ulong *idx);

ZEND_API uint32_t     ZEND_FASTCALL zend_hash_iterator_add(HashTable *ht, HashPosition pos);
ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterator_pos(uint32_t idx, HashTable *ht);
ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterator_pos_ex(uint32_t idx, zval *array);
ZEND_API void         ZEND_FASTCALL zend_hash_iterator_del(uint32_t idx);
ZEND_API HashPosition ZEND_FASTCALL zend_hash_iterators_lower_pos(HashTable *ht, HashPosition start);
ZEND_API void         ZEND_FASTCALL _zend_hash_iterators_update(HashTable *ht, HashPosition from, HashPosition to);
ZEND_API void         ZEND_FASTCALL zend_hash_iterators_advance(HashTable *ht, HashPosition step);

static zend_always_inline void zend_hash_iterators_update(HashTable *ht, HashPosition from, HashPosition to)
{
	if (UNEXPECTED(HT_HAS_ITERATORS(ht))) {
		_zend_hash_iterators_update(ht, from, to);
	}
}

END_EXTERN_C()

#define ZEND_INIT_SYMTABLE(ht)								\
	ZEND_INIT_SYMTABLE_EX(ht, 8, 0)

#define ZEND_INIT_SYMTABLE_EX(ht, n, persistent)			\
	zend_hash_init(ht, n, NULL, ZVAL_PTR_DTOR, persistent)

static zend_always_inline int _zend_handle_numeric_str(const char *key, size_t length, zend_ulong *idx)
{
	const char *tmp = key;

if (EXPECTED(*tmp > '9')) {
		return 0;
	} else if (*tmp < '0') {
		if (*tmp != '-') {
			return 0;
		}
		tmp++;
		if (*tmp > '9' || *tmp < '0') {
			return 0;
		}
	}
	return _zend_handle_numeric_str_ex(key, length, idx);
}

#define ZEND_HANDLE_NUMERIC_STR(key, length, idx) \
	_zend_handle_numeric_str(key, length, &idx)

#define ZEND_HANDLE_NUMERIC(key, idx) \
	ZEND_HANDLE_NUMERIC_STR(ZSTR_VAL(key), ZSTR_LEN(key), idx)

static zend_always_inline zval *zend_hash_find_ind(const HashTable *ht, zend_string *key)
{
	zval *zv;

zv = zend_hash_find(ht, key);
	return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ?
		((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv;
}

static zend_always_inline zval *zend_hash_find_ex_ind(const HashTable *ht, zend_string *key, zend_bool known_hash)
{
	zval *zv;

zv = zend_hash_find_ex(ht, key, known_hash);
	return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ?
		((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv;
}

static zend_always_inline int zend_hash_exists_ind(const HashTable *ht, zend_string *key)
{
	zval *zv;

zv = zend_hash_find(ht, key);
	return zv && (Z_TYPE_P(zv) != IS_INDIRECT ||
			Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF);
}

static zend_always_inline zval *zend_hash_str_find_ind(const HashTable *ht, const char *str, size_t len)
{
	zval *zv;

zv = zend_hash_str_find(ht, str, len);
	return (zv && Z_TYPE_P(zv) == IS_INDIRECT) ?
		((Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF) ? Z_INDIRECT_P(zv) : NULL) : zv;
}

static zend_always_inline int zend_hash_str_exists_ind(const HashTable *ht, const char *str, size_t len)
{
	zval *zv;

zv = zend_hash_str_find(ht, str, len);
	return zv && (Z_TYPE_P(zv) != IS_INDIRECT ||
			Z_TYPE_P(Z_INDIRECT_P(zv)) != IS_UNDEF);
}

static zend_always_inline zval *zend_symtable_add_new(HashTable *ht, zend_string *key, zval *pData)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_add_new(ht, idx, pData);
	} else {
		return zend_hash_add_new(ht, key, pData);
	}
}

static zend_always_inline zval *zend_symtable_update(HashTable *ht, zend_string *key, zval *pData)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_update(ht, idx, pData);
	} else {
		return zend_hash_update(ht, key, pData);
	}
}

static zend_always_inline zval *zend_symtable_update_ind(HashTable *ht, zend_string *key, zval *pData)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_update(ht, idx, pData);
	} else {
		return zend_hash_update_ind(ht, key, pData);
	}
}

static zend_always_inline int zend_symtable_del(HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_del(ht, idx);
	} else {
		return zend_hash_del(ht, key);
	}
}

static zend_always_inline int zend_symtable_del_ind(HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_del(ht, idx);
	} else {
		return zend_hash_del_ind(ht, key);
	}
}

static zend_always_inline zval *zend_symtable_find(const HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_find(ht, idx);
	} else {
		return zend_hash_find(ht, key);
	}
}

static zend_always_inline zval *zend_symtable_find_ind(const HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_find(ht, idx);
	} else {
		return zend_hash_find_ind(ht, key);
	}
}

static zend_always_inline int zend_symtable_exists(HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_exists(ht, idx);
	} else {
		return zend_hash_exists(ht, key);
	}
}

static zend_always_inline int zend_symtable_exists_ind(HashTable *ht, zend_string *key)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC(key, idx)) {
		return zend_hash_index_exists(ht, idx);
	} else {
		return zend_hash_exists_ind(ht, key);
	}
}

static zend_always_inline zval *zend_symtable_str_update(HashTable *ht, const char *str, size_t len, zval *pData)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_update(ht, idx, pData);
	} else {
		return zend_hash_str_update(ht, str, len, pData);
	}
}

static zend_always_inline zval *zend_symtable_str_update_ind(HashTable *ht, const char *str, size_t len, zval *pData)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_update(ht, idx, pData);
	} else {
		return zend_hash_str_update_ind(ht, str, len, pData);
	}
}

static zend_always_inline int zend_symtable_str_del(HashTable *ht, const char *str, size_t len)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_del(ht, idx);
	} else {
		return zend_hash_str_del(ht, str, len);
	}
}

static zend_always_inline int zend_symtable_str_del_ind(HashTable *ht, const char *str, size_t len)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_del(ht, idx);
	} else {
		return zend_hash_str_del_ind(ht, str, len);
	}
}

static zend_always_inline zval *zend_symtable_str_find(HashTable *ht, const char *str, size_t len)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_find(ht, idx);
	} else {
		return zend_hash_str_find(ht, str, len);
	}
}

static zend_always_inline int zend_symtable_str_exists(HashTable *ht, const char *str, size_t len)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_exists(ht, idx);
	} else {
		return zend_hash_str_exists(ht, str, len);
	}
}

static zend_always_inline void *zend_hash_add_ptr(HashTable *ht, zend_string *key, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_add(ht, key, &tmp);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_add_new_ptr(HashTable *ht, zend_string *key, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_add_new(ht, key, &tmp);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_str_add_ptr(HashTable *ht, const char *str, size_t len, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_str_add(ht, str, len, &tmp);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_str_add_new_ptr(HashTable *ht, const char *str, size_t len, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_str_add_new(ht, str, len, &tmp);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_update_ptr(HashTable *ht, zend_string *key, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_update(ht, key, &tmp);
	ZEND_ASSUME(Z_PTR_P(zv));
	return Z_PTR_P(zv);
}

static zend_always_inline void *zend_hash_str_update_ptr(HashTable *ht, const char *str, size_t len, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_str_update(ht, str, len, &tmp);
	ZEND_ASSUME(Z_PTR_P(zv));
	return Z_PTR_P(zv);
}

static zend_always_inline void *zend_hash_add_mem(HashTable *ht, zend_string *key, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_add(ht, key, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_add_new_mem(HashTable *ht, zend_string *key, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_add_new(ht, key, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_str_add_mem(HashTable *ht, const char *str, size_t len, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_str_add(ht, str, len, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_str_add_new_mem(HashTable *ht, const char *str, size_t len, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_str_add_new(ht, str, len, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_update_mem(HashTable *ht, zend_string *key, void *pData, size_t size)
{
	void *p;

p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
	memcpy(p, pData, size);
	return zend_hash_update_ptr(ht, key, p);
}

static zend_always_inline void *zend_hash_str_update_mem(HashTable *ht, const char *str, size_t len, void *pData, size_t size)
{
	void *p;

p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
	memcpy(p, pData, size);
	return zend_hash_str_update_ptr(ht, str, len, p);
}

static zend_always_inline void *zend_hash_index_add_ptr(HashTable *ht, zend_ulong h, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_index_add(ht, h, &tmp);
	return zv ? Z_PTR_P(zv) : NULL;
}

static zend_always_inline void *zend_hash_index_add_new_ptr(HashTable *ht, zend_ulong h, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_index_add_new(ht, h, &tmp);
	return zv ? Z_PTR_P(zv) : NULL;
}

static zend_always_inline void *zend_hash_index_update_ptr(HashTable *ht, zend_ulong h, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_index_update(ht, h, &tmp);
	ZEND_ASSUME(Z_PTR_P(zv));
	return Z_PTR_P(zv);
}

static zend_always_inline void *zend_hash_index_add_mem(HashTable *ht, zend_ulong h, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_index_add(ht, h, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_next_index_insert_ptr(HashTable *ht, void *pData)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, pData);
	zv = zend_hash_next_index_insert(ht, &tmp);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_index_update_mem(HashTable *ht, zend_ulong h, void *pData, size_t size)
{
	void *p;

p = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
	memcpy(p, pData, size);
	return zend_hash_index_update_ptr(ht, h, p);
}

static zend_always_inline void *zend_hash_next_index_insert_mem(HashTable *ht, void *pData, size_t size)
{
	zval tmp, *zv;

ZVAL_PTR(&tmp, NULL);
	if ((zv = zend_hash_next_index_insert(ht, &tmp))) {
		Z_PTR_P(zv) = pemalloc(size, GC_FLAGS(ht) & IS_ARRAY_PERSISTENT);
		memcpy(Z_PTR_P(zv), pData, size);
		return Z_PTR_P(zv);
	}
	return NULL;
}

static zend_always_inline void *zend_hash_find_ptr(const HashTable *ht, zend_string *key)
{
	zval *zv;

zv = zend_hash_find(ht, key);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_find_ex_ptr(const HashTable *ht, zend_string *key, zend_bool known_hash)
{
	zval *zv;

zv = zend_hash_find_ex(ht, key, known_hash);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_str_find_ptr(const HashTable *ht, const char *str, size_t len)
{
	zval *zv;

zv = zend_hash_str_find(ht, str, len);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline void *zend_hash_index_find_ptr(const HashTable *ht, zend_ulong h)
{
	zval *zv;

zv = zend_hash_index_find(ht, h);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

static zend_always_inline zval *zend_hash_index_find_deref(HashTable *ht, zend_ulong h)
{
	zval *zv = zend_hash_index_find(ht, h);
	if (zv) {
		ZVAL_DEREF(zv);
	}
	return zv;
}

static zend_always_inline zval *zend_hash_find_deref(HashTable *ht, zend_string *str)
{
	zval *zv = zend_hash_find(ht, str);
	if (zv) {
		ZVAL_DEREF(zv);
	}
	return zv;
}

static zend_always_inline zval *zend_hash_str_find_deref(HashTable *ht, const char *str, size_t len)
{
	zval *zv = zend_hash_str_find(ht, str, len);
	if (zv) {
		ZVAL_DEREF(zv);
	}
	return zv;
}

static zend_always_inline void *zend_symtable_str_find_ptr(HashTable *ht, const char *str, size_t len)
{
	zend_ulong idx;

if (ZEND_HANDLE_NUMERIC_STR(str, len, idx)) {
		return zend_hash_index_find_ptr(ht, idx);
	} else {
		return zend_hash_str_find_ptr(ht, str, len);
	}
}

static zend_always_inline void *zend_hash_get_current_data_ptr_ex(HashTable *ht, HashPosition *pos)
{
	zval *zv;

zv = zend_hash_get_current_data_ex(ht, pos);
	if (zv) {
		ZEND_ASSUME(Z_PTR_P(zv));
		return Z_PTR_P(zv);
	} else {
		return NULL;
	}
}

#define zend_hash_get_current_data_ptr(ht) \
	zend_hash_get_current_data_ptr_ex(ht, &(ht)->nInternalPointer)

#define ZEND_HASH_FOREACH(_ht, indirect) do { \
		HashTable *__ht = (_ht); \
		Bucket *_p = __ht->arData; \
		Bucket *_end = _p + __ht->nNumUsed; \
		for (; _p != _end; _p++) { \
			zval *_z = &_p->val; \
			if (indirect && Z_TYPE_P(_z) == IS_INDIRECT) { \
				_z = Z_INDIRECT_P(_z); \
			} \
			if (UNEXPECTED(Z_TYPE_P(_z) == IS_UNDEF)) continue;

#define ZEND_HASH_REVERSE_FOREACH(_ht, indirect) do { \
		HashTable *__ht = (_ht); \
		uint32_t _idx = __ht->nNumUsed; \
		Bucket *_p = __ht->arData + _idx; \
		zval *_z; \
		for (_idx = __ht->nNumUsed; _idx > 0; _idx--) { \
			_p--; \
			_z = &_p->val; \
			if (indirect && Z_TYPE_P(_z) == IS_INDIRECT) { \
				_z = Z_INDIRECT_P(_z); \
			} \
			if (UNEXPECTED(Z_TYPE_P(_z) == IS_UNDEF)) continue;

#define ZEND_HASH_FOREACH_END() \
		} \
	} while (0)

#define ZEND_HASH_FOREACH_END_DEL() \
			__ht->nNumOfElements--; \
			do { \
				uint32_t j = HT_IDX_TO_HASH(_idx - 1); \
				uint32_t nIndex = _p->h | __ht->nTableMask; \
				uint32_t i = HT_HASH(__ht, nIndex); \
				if (UNEXPECTED(j != i)) { \
					Bucket *prev = HT_HASH_TO_BUCKET(__ht, i); \
					while (Z_NEXT(prev->val) != j) { \
						i = Z_NEXT(prev->val); \
						prev = HT_HASH_TO_BUCKET(__ht, i); \
					} \
					Z_NEXT(prev->val) = Z_NEXT(_p->val); \
				} else { \
					HT_HASH(__ht, nIndex) = Z_NEXT(_p->val); \
				} \
			} while (0); \
		} \
		__ht->nNumUsed = _idx; \
	} while (0)

#define ZEND_HASH_FOREACH_BUCKET(ht, _bucket) \
	ZEND_HASH_FOREACH(ht, 0); \
	_bucket = _p;

#define ZEND_HASH_FOREACH_VAL(ht, _val) \
	ZEND_HASH_FOREACH(ht, 0); \
	_val = _z;

#define ZEND_HASH_FOREACH_VAL_IND(ht, _val) \
	ZEND_HASH_FOREACH(ht, 1); \
	_val = _z;

#define ZEND_HASH_FOREACH_PTR(ht, _ptr) \
	ZEND_HASH_FOREACH(ht, 0); \
	_ptr = Z_PTR_P(_z);

#define ZEND_HASH_FOREACH_NUM_KEY(ht, _h) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h;

#define ZEND_HASH_FOREACH_STR_KEY(ht, _key) \
	ZEND_HASH_FOREACH(ht, 0); \
	_key = _p->key;

#define ZEND_HASH_FOREACH_KEY(ht, _h, _key) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h; \
	_key = _p->key;

#define ZEND_HASH_FOREACH_NUM_KEY_VAL(ht, _h, _val) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h; \
	_val = _z;

#define ZEND_HASH_FOREACH_STR_KEY_VAL(ht, _key, _val) \
	ZEND_HASH_FOREACH(ht, 0); \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_FOREACH_KEY_VAL(ht, _h, _key, _val) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h; \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_FOREACH_STR_KEY_VAL_IND(ht, _key, _val) \
	ZEND_HASH_FOREACH(ht, 1); \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_FOREACH_KEY_VAL_IND(ht, _h, _key, _val) \
	ZEND_HASH_FOREACH(ht, 1); \
	_h = _p->h; \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_FOREACH_NUM_KEY_PTR(ht, _h, _ptr) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h; \
	_ptr = Z_PTR_P(_z);

#define ZEND_HASH_FOREACH_STR_KEY_PTR(ht, _key, _ptr) \
	ZEND_HASH_FOREACH(ht, 0); \
	_key = _p->key; \
	_ptr = Z_PTR_P(_z);

#define ZEND_HASH_FOREACH_KEY_PTR(ht, _h, _key, _ptr) \
	ZEND_HASH_FOREACH(ht, 0); \
	_h = _p->h; \
	_key = _p->key; \
	_ptr = Z_PTR_P(_z);

#define ZEND_HASH_REVERSE_FOREACH_BUCKET(ht, _bucket) \
	ZEND_HASH_REVERSE_FOREACH(ht, 0); \
	_bucket = _p;

#define ZEND_HASH_REVERSE_FOREACH_VAL(ht, _val) \
	ZEND_HASH_REVERSE_FOREACH(ht, 0); \
	_val = _z;

#define ZEND_HASH_REVERSE_FOREACH_PTR(ht, _ptr) \
	ZEND_HASH_REVERSE_FOREACH(ht, 0); \
	_ptr = Z_PTR_P(_z);

#define ZEND_HASH_REVERSE_FOREACH_VAL_IND(ht, _val) \
	ZEND_HASH_REVERSE_FOREACH(ht, 1); \
	_val = _z;

#define ZEND_HASH_REVERSE_FOREACH_STR_KEY_VAL(ht, _key, _val) \
	ZEND_HASH_REVERSE_FOREACH(ht, 0); \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_REVERSE_FOREACH_KEY_VAL(ht, _h, _key, _val) \
	ZEND_HASH_REVERSE_FOREACH(ht, 0); \
	_h = _p->h; \
	_key = _p->key; \
	_val = _z;

#define ZEND_HASH_REVERSE_FOREACH_KEY_VAL_IND(ht, _h, _key, _val) \
	ZEND_HASH_REVERSE_FOREACH(ht, 1); \
	_h = _p->h; \
	_key = _p->key; \
	_val = _z;

/* The following macros are useful to insert a sequence of new elements
 * of packed array. They may be used instead of series of
 * zend_hash_next_index_insert_new()
 * (HashTable must have enough free buckets).
 */
#define ZEND_HASH_FILL_PACKED(ht) do { \
		HashTable *__fill_ht = (ht); \
		Bucket *__fill_bkt = __fill_ht->arData + __fill_ht->nNumUsed; \
		uint32_t __fill_idx = __fill_ht->nNumUsed; \
		ZEND_ASSERT(HT_FLAGS(__fill_ht) & HASH_FLAG_PACKED);

#define ZEND_HASH_FILL_SET(_val) \
		ZVAL_COPY_VALUE(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_SET_NULL() \
		ZVAL_NULL(&__fill_bkt->val)

#define ZEND_HASH_FILL_SET_LONG(_val) \
		ZVAL_LONG(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_SET_DOUBLE(_val) \
		ZVAL_DOUBLE(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_SET_STR(_val) \
		ZVAL_STR(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_SET_STR_COPY(_val) \
		ZVAL_STR_COPY(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_SET_INTERNED_STR(_val) \
		ZVAL_INTERNED_STR(&__fill_bkt->val, _val)

#define ZEND_HASH_FILL_NEXT() do {\
		__fill_bkt->h = (__fill_idx); \
		__fill_bkt->key = NULL; \
		__fill_bkt++; \
		__fill_idx++; \
	} while (0)

#define ZEND_HASH_FILL_ADD(_val) do { \
		ZEND_HASH_FILL_SET(_val); \
		ZEND_HASH_FILL_NEXT(); \
	} while (0)

#define ZEND_HASH_FILL_END() \
		__fill_ht->nNumUsed = __fill_idx; \
		__fill_ht->nNumOfElements = __fill_idx; \
		__fill_ht->nNextFreeElement = __fill_idx; \
		__fill_ht->nInternalPointer = 0; \
	} while (0)

static zend_always_inline zval *_zend_hash_append_ex(HashTable *ht, zend_string *key, zval *zv, int interned)
{
	uint32_t idx = ht->nNumUsed++;
	uint32_t nIndex;
	Bucket *p = ht->arData + idx;

ZVAL_COPY_VALUE(&p->val, zv);
	if (!interned && !ZSTR_IS_INTERNED(key)) {
		HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS;
		zend_string_addref(key);
		zend_string_hash_val(key);
	}
	p->key = key;
	p->h = ZSTR_H(key);
	nIndex = (uint32_t)p->h | ht->nTableMask;
	Z_NEXT(p->val) = HT_HASH(ht, nIndex);
	HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx);
	ht->nNumOfElements++;
	return &p->val;
}

static zend_always_inline zval *_zend_hash_append(HashTable *ht, zend_string *key, zval *zv)
{
	return _zend_hash_append_ex(ht, key, zv, 0);
}

static zend_always_inline zval *_zend_hash_append_ptr_ex(HashTable *ht, zend_string *key, void *ptr, int interned)
{
	uint32_t idx = ht->nNumUsed++;
	uint32_t nIndex;
	Bucket *p = ht->arData + idx;

ZVAL_PTR(&p->val, ptr);
	if (!interned && !ZSTR_IS_INTERNED(key)) {
		HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS;
		zend_string_addref(key);
		zend_string_hash_val(key);
	}
	p->key = key;
	p->h = ZSTR_H(key);
	nIndex = (uint32_t)p->h | ht->nTableMask;
	Z_NEXT(p->val) = HT_HASH(ht, nIndex);
	HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx);
	ht->nNumOfElements++;
	return &p->val;
}

static zend_always_inline zval *_zend_hash_append_ptr(HashTable *ht, zend_string *key, void *ptr)
{
	return _zend_hash_append_ptr_ex(ht, key, ptr, 0);
}

static zend_always_inline void _zend_hash_append_ind(HashTable *ht, zend_string *key, zval *ptr)
{
	uint32_t idx = ht->nNumUsed++;
	uint32_t nIndex;
	Bucket *p = ht->arData + idx;

ZVAL_INDIRECT(&p->val, ptr);
	if (!ZSTR_IS_INTERNED(key)) {
		HT_FLAGS(ht) &= ~HASH_FLAG_STATIC_KEYS;
		zend_string_addref(key);
		zend_string_hash_val(key);
	}
	p->key = key;
	p->h = ZSTR_H(key);
	nIndex = (uint32_t)p->h | ht->nTableMask;
	Z_NEXT(p->val) = HT_HASH(ht, nIndex);
	HT_HASH(ht, nIndex) = HT_IDX_TO_HASH(idx);
	ht->nNumOfElements++;
}

#endif							/* ZEND_HASH_H */

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