/src/php-src/Zend/zend_hash.h

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/*
   +----------------------------------------------------------------------+
   | 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))

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 zend_result ZEND_FASTCALL zend_hash_del(HashTable *ht, zend_string *key);
ZEND_API zend_result ZEND_FASTCALL zend_hash_del_ind(HashTable *ht, zend_string *key);
ZEND_API zend_result ZEND_FASTCALL zend_hash_str_del(HashTable *ht, const char *key, size_t len);
ZEND_API zend_result ZEND_FASTCALL zend_hash_str_del_ind(HashTable *ht, const char *key, size_t len);
ZEND_API zend_result 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 zend_result   ZEND_FASTCALL zend_hash_move_forward_ex(HashTable *ht, HashPosition *pos);
ZEND_API zend_result   ZEND_FASTCALL zend_hash_move_backwards_ex(HashTable *ht, HashPosition *pos);
ZEND_API zend_result   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 zend_result   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);

typedef int (*bucket_compare_func_t)(Bucket *a, Bucket *b);
ZEND_API int   zend_hash_compare(HashTable *ht1, HashTable *ht2, compare_func_t compar, zend_bool ordered);
ZEND_API void  ZEND_FASTCALL zend_hash_sort_ex(HashTable *ht, sort_func_t sort_func, bucket_compare_func_t compare_func, zend_bool renumber);
ZEND_API zval* ZEND_FASTCALL zend_hash_minmax(const HashTable *ht, bucket_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 void 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 bool 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);
  }
}

/* For regular arrays (non-persistent, storing zvals). */
static zend_always_inline void zend_array_release(zend_array *array)
{
  if (!(GC_FLAGS(array) & IS_ARRAY_IMMUTABLE)) {
    if (GC_DELREF(array) == 0) {
      zend_array_destroy(array);
    }
  }
}

/* For general hashes (possibly persistent, storing any kind of value). */
static zend_always_inline void zend_hash_release(zend_array *array)
{
  if (!(GC_FLAGS(array) & IS_ARRAY_IMMUTABLE)) {
    if (GC_DELREF(array) == 0) {
      zend_hash_destroy(array);
      pefree(array, GC_FLAGS(array) & IS_ARRAY_PERSISTENT);
    }
  }
}

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 bool _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 bool 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 bool 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 zend_result 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 zend_result 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 bool 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 bool 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 zend_result 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 zend_result 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 bool 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;
  }
}

/* Will lowercase the str; use only if you don't need the lowercased string for
 * anything else. If you have a lowered string, use zend_hash_str_find_ptr. */
ZEND_API void *zend_hash_str_find_ptr_lc(const HashTable *ht, const char *str, size_t len);

/* Will lowercase the str; use only if you don't need the lowercased string for
 * anything else. If you have a lowered string, use zend_hash_find_ptr. */
ZEND_API void *zend_hash_find_ptr_lc(const HashTable *ht, zend_string *key);

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_FINISH() do { \
    __fill_ht->nNumUsed = __fill_idx; \
    __fill_ht->nNumOfElements = __fill_idx; \
    __fill_ht->nNextFreeElement = __fill_idx; \
    __fill_ht->nInternalPointer = 0; \
  } while (0)

#define ZEND_HASH_FILL_END() \
    ZEND_HASH_FILL_FINISH(); \
  } while (0)

static zend_always_inline zval *_zend_hash_append_ex(HashTable *ht, zend_string *key, zval *zv, bool 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, bool 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 */

Coverage Report

Created: 2022-02-19 20:30