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php-src/Zend/zend_hash.h
Xinchen Hui 7a7ec01a49 year++
2018-01-02 12:55:14 +08:00

1093 lines
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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2018 Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 2.00 of the Zend license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.zend.com/license/2_00.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
| Dmitry Stogov <dmitry@zend.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#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_PERSISTENT (1<<0)
#define HASH_FLAG_APPLY_PROTECTION (1<<1)
#define HASH_FLAG_PACKED (1<<2)
#define HASH_FLAG_INITIALIZED (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)
#define HT_IS_PACKED(ht) \
(((ht)->u.flags & HASH_FLAG_PACKED) != 0)
#define HT_IS_WITHOUT_HOLES(ht) \
((ht)->nNumUsed == (ht)->nNumOfElements)
#define HT_HAS_STATIC_KEYS_ONLY(ht) \
(((ht)->u.flags & (HASH_FLAG_PACKED|HASH_FLAG_STATIC_KEYS)) != 0)
#if ZEND_DEBUG
# define HT_ALLOW_COW_VIOLATION(ht) (ht)->u.flags |= HASH_FLAG_ALLOW_COW_VIOLATION
#else
# define HT_ALLOW_COW_VIOLATION(ht)
#endif
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_FILE_LINE_DC);
ZEND_API void ZEND_FASTCALL _zend_hash_init_ex(HashTable *ht, uint32_t nSize, dtor_func_t pDestructor, zend_bool persistent, zend_bool bApplyProtection ZEND_FILE_LINE_DC);
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_FILE_LINE_CC)
#define zend_hash_init_ex(ht, nSize, pHashFunction, pDestructor, persistent, bApplyProtection) _zend_hash_init_ex((ht), (nSize), (pDestructor), (persistent), (bApplyProtection) ZEND_FILE_LINE_CC)
ZEND_API void ZEND_FASTCALL zend_hash_real_init(HashTable *ht, zend_bool packed);
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);
/* additions/updates/changes */
ZEND_API zval* ZEND_FASTCALL _zend_hash_add_or_update(HashTable *ht, zend_string *key, zval *pData, uint32_t flag ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_update(HashTable *ht, zend_string *key,zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_update_ind(HashTable *ht, zend_string *key,zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_add(HashTable *ht, zend_string *key,zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_add_new(HashTable *ht, zend_string *key,zval *pData ZEND_FILE_LINE_DC);
#define zend_hash_update(ht, key, pData) \
_zend_hash_update(ht, key, pData ZEND_FILE_LINE_CC)
#define zend_hash_update_ind(ht, key, pData) \
_zend_hash_update_ind(ht, key, pData ZEND_FILE_LINE_CC)
#define zend_hash_add(ht, key, pData) \
_zend_hash_add(ht, key, pData ZEND_FILE_LINE_CC)
#define zend_hash_add_new(ht, key, pData) \
_zend_hash_add_new(ht, key, pData ZEND_FILE_LINE_CC)
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_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_str_update(HashTable *ht, const char *key, size_t len, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_str_update_ind(HashTable *ht, const char *key, size_t len, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_str_add(HashTable *ht, const char *key, size_t len, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_str_add_new(HashTable *ht, const char *key, size_t len, zval *pData ZEND_FILE_LINE_DC);
#define zend_hash_str_update(ht, key, len, pData) \
_zend_hash_str_update(ht, key, len, pData ZEND_FILE_LINE_CC)
#define zend_hash_str_update_ind(ht, key, len, pData) \
_zend_hash_str_update_ind(ht, key, len, pData ZEND_FILE_LINE_CC)
#define zend_hash_str_add(ht, key, len, pData) \
_zend_hash_str_add(ht, key, len, pData ZEND_FILE_LINE_CC)
#define zend_hash_str_add_new(ht, key, len, pData) \
_zend_hash_str_add_new(ht, key, len, pData ZEND_FILE_LINE_CC)
ZEND_API zval* ZEND_FASTCALL _zend_hash_index_add_or_update(HashTable *ht, zend_ulong h, zval *pData, uint32_t flag ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_index_add(HashTable *ht, zend_ulong h, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_index_add_new(HashTable *ht, zend_ulong h, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_index_update(HashTable *ht, zend_ulong h, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_next_index_insert(HashTable *ht, zval *pData ZEND_FILE_LINE_DC);
ZEND_API zval* ZEND_FASTCALL _zend_hash_next_index_insert_new(HashTable *ht, zval *pData ZEND_FILE_LINE_DC);
#define zend_hash_index_add(ht, h, pData) \
_zend_hash_index_add(ht, h, pData ZEND_FILE_LINE_CC)
#define zend_hash_index_add_new(ht, h, pData) \
_zend_hash_index_add_new(ht, h, pData ZEND_FILE_LINE_CC)
#define zend_hash_index_update(ht, h, pData) \
_zend_hash_index_update(ht, h, pData ZEND_FILE_LINE_CC)
#define zend_hash_next_index_insert(ht, pData) \
_zend_hash_next_index_insert(ht, pData ZEND_FILE_LINE_CC)
#define zend_hash_next_index_insert_new(ht, pData) \
_zend_hash_next_index_insert_new(ht, pData ZEND_FILE_LINE_CC)
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);
#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_FASTCALL 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 retreival */
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);
#define ZEND_HASH_INDEX_FIND(_ht, _h, _ret, _not_found) do { \
if (EXPECTED((_ht)->u.flags & 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 */
ZEND_API zend_bool ZEND_FASTCALL zend_hash_exists(const HashTable *ht, zend_string *key);
ZEND_API zend_bool ZEND_FASTCALL zend_hash_str_exists(const HashTable *ht, const char *str, size_t len);
ZEND_API zend_bool ZEND_FASTCALL zend_hash_index_exists(const HashTable *ht, zend_ulong h);
/* traversing */
#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_FILE_LINE_DC);
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_merge(target, source, pCopyConstructor, overwrite) \
_zend_hash_merge(target, source, pCopyConstructor, overwrite ZEND_FILE_LINE_CC)
#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);
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);
static zend_always_inline void zend_hash_iterators_update(HashTable *ht, HashPosition from, HashPosition to)
{
if (UNEXPECTED(ht->u.v.nIteratorsCount)) {
_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 (*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 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);
if (zv) {
ZEND_ASSUME(Z_PTR_P(zv));
return Z_PTR_P(zv);
} else {
return NULL;
}
}
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);
if (zv) {
ZEND_ASSUME(Z_PTR_P(zv));
return Z_PTR_P(zv);
} else {
return NULL;
}
}
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, ht->u.flags & HASH_FLAG_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, ht->u.flags & HASH_FLAG_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, ht->u.flags & HASH_FLAG_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, ht->u.flags & HASH_FLAG_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);
if (zv) {
ZEND_ASSUME(Z_PTR_P(zv));
return Z_PTR_P(zv);
} else {
return NULL;
}
}
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, ht->u.flags & HASH_FLAG_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, ht->u.flags & HASH_FLAG_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, ht->u.flags & HASH_FLAG_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_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; \
for (_idx = __ht->nNumUsed; _idx > 0; _idx--) { \
Bucket *_p = __ht->arData + (_idx - 1); \
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_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 (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;
#define ZEND_HASH_APPLY_PROTECTION(ht) \
((ht)->u.flags & HASH_FLAG_APPLY_PROTECTION)
#define ZEND_HASH_APPLY_SHIFT 8
#define ZEND_HASH_APPLY_COUNT_MASK 0xff00
#define ZEND_HASH_GET_APPLY_COUNT(ht) (((ht)->u.flags & ZEND_HASH_APPLY_COUNT_MASK) >> ZEND_HASH_APPLY_SHIFT)
#define ZEND_HASH_INC_APPLY_COUNT(ht) ((ht)->u.flags += (1 << ZEND_HASH_APPLY_SHIFT))
#define ZEND_HASH_DEC_APPLY_COUNT(ht) ((ht)->u.flags -= (1 << ZEND_HASH_APPLY_SHIFT))
/* The following macros are useful to insert a sequence of new elements
* of packed array. They may be use insted 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(__fill_ht->u.flags & HASH_FLAG_PACKED);
#define ZEND_HASH_FILL_ADD(_val) do { \
ZVAL_COPY_VALUE(&__fill_bkt->val, _val); \
__fill_bkt->h = (__fill_idx); \
__fill_bkt->key = NULL; \
__fill_bkt++; \
__fill_idx++; \
} 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 = __fill_idx ? 0 : HT_INVALID_IDX; \
} while (0)
static zend_always_inline zval *_zend_hash_append(HashTable *ht, zend_string *key, zval *zv)
{
uint32_t idx = ht->nNumUsed++;
uint32_t nIndex;
Bucket *p = ht->arData + idx;
ZVAL_COPY_VALUE(&p->val, zv);
if (!ZSTR_IS_INTERNED(key)) {
ht->u.flags &= ~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->nNumUsed = idx + 1;
ht->nNumOfElements++;
return &p->val;
}
static zend_always_inline zval *_zend_hash_append_ptr(HashTable *ht, zend_string *key, void *ptr)
{
uint32_t idx = ht->nNumUsed++;
uint32_t nIndex;
Bucket *p = ht->arData + idx;
ZVAL_PTR(&p->val, ptr);
if (!ZSTR_IS_INTERNED(key)) {
ht->u.flags &= ~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->nNumUsed = idx + 1;
ht->nNumOfElements++;
return &p->val;
}
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->u.flags &= ~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->nNumUsed = idx + 1;
ht->nNumOfElements++;
}
#endif /* ZEND_HASH_H */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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