php-src/Zend/zend_ts_hash.c
Nikita Popov 33ef3d64da Use separate typedef for bucket comparison function
Avoid performing the same casting dance inside each sort compare
function.
2020-03-04 12:46:06 +01:00

348 lines
7.9 KiB
C

/*
+----------------------------------------------------------------------+
| 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: Harald Radi <harald.radi@nme.at> |
+----------------------------------------------------------------------+
*/
#include "zend.h"
#include "zend_ts_hash.h"
/* ts management functions */
static void begin_read(TsHashTable *ht)
{
#ifdef ZTS
tsrm_mutex_lock(ht->mx_reader);
if ((++(ht->reader)) == 1) {
tsrm_mutex_lock(ht->mx_writer);
}
tsrm_mutex_unlock(ht->mx_reader);
#endif
}
static void end_read(TsHashTable *ht)
{
#ifdef ZTS
tsrm_mutex_lock(ht->mx_reader);
if ((--(ht->reader)) == 0) {
tsrm_mutex_unlock(ht->mx_writer);
}
tsrm_mutex_unlock(ht->mx_reader);
#endif
}
static void begin_write(TsHashTable *ht)
{
#ifdef ZTS
tsrm_mutex_lock(ht->mx_writer);
#endif
}
static void end_write(TsHashTable *ht)
{
#ifdef ZTS
tsrm_mutex_unlock(ht->mx_writer);
#endif
}
/* delegates */
ZEND_API void _zend_ts_hash_init(TsHashTable *ht, uint32_t nSize, dtor_func_t pDestructor, zend_bool persistent)
{
#ifdef ZTS
ht->mx_reader = tsrm_mutex_alloc();
ht->mx_writer = tsrm_mutex_alloc();
ht->reader = 0;
#endif
_zend_hash_init(TS_HASH(ht), nSize, pDestructor, persistent);
}
ZEND_API void zend_ts_hash_destroy(TsHashTable *ht)
{
begin_write(ht);
zend_hash_destroy(TS_HASH(ht));
end_write(ht);
#ifdef ZTS
tsrm_mutex_free(ht->mx_reader);
tsrm_mutex_free(ht->mx_writer);
#endif
}
ZEND_API void zend_ts_hash_clean(TsHashTable *ht)
{
ht->reader = 0;
begin_write(ht);
zend_hash_clean(TS_HASH(ht));
end_write(ht);
}
ZEND_API zval *zend_ts_hash_add(TsHashTable *ht, zend_string *key, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_add(TS_HASH(ht), key, pData);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_update(TsHashTable *ht, zend_string *key, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_update(TS_HASH(ht), key, pData);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_next_index_insert(TsHashTable *ht, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_next_index_insert(TS_HASH(ht), pData);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_index_update(TsHashTable *ht, zend_ulong h, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_index_update(TS_HASH(ht), h, pData);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_add_empty_element(TsHashTable *ht, zend_string *key)
{
zval *retval;
begin_write(ht);
retval = zend_hash_add_empty_element(TS_HASH(ht), key);
end_write(ht);
return retval;
}
ZEND_API void zend_ts_hash_graceful_destroy(TsHashTable *ht)
{
begin_write(ht);
zend_hash_graceful_destroy(TS_HASH(ht));
end_write(ht);
#ifdef ZTS
tsrm_mutex_free(ht->mx_reader);
tsrm_mutex_free(ht->mx_writer);
#endif
}
ZEND_API void zend_ts_hash_apply(TsHashTable *ht, apply_func_t apply_func)
{
begin_write(ht);
zend_hash_apply(TS_HASH(ht), apply_func);
end_write(ht);
}
ZEND_API void zend_ts_hash_apply_with_argument(TsHashTable *ht, apply_func_arg_t apply_func, void *argument)
{
begin_write(ht);
zend_hash_apply_with_argument(TS_HASH(ht), apply_func, argument);
end_write(ht);
}
ZEND_API void zend_ts_hash_apply_with_arguments(TsHashTable *ht, apply_func_args_t apply_func, int num_args, ...)
{
va_list args;
va_start(args, num_args);
begin_write(ht);
zend_hash_apply_with_arguments(TS_HASH(ht), apply_func, num_args, args);
end_write(ht);
va_end(args);
}
ZEND_API void zend_ts_hash_reverse_apply(TsHashTable *ht, apply_func_t apply_func)
{
begin_write(ht);
zend_hash_reverse_apply(TS_HASH(ht), apply_func);
end_write(ht);
}
ZEND_API int zend_ts_hash_del(TsHashTable *ht, zend_string *key)
{
int retval;
begin_write(ht);
retval = zend_hash_del(TS_HASH(ht), key);
end_write(ht);
return retval;
}
ZEND_API int zend_ts_hash_index_del(TsHashTable *ht, zend_ulong h)
{
int retval;
begin_write(ht);
retval = zend_hash_index_del(TS_HASH(ht), h);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_find(TsHashTable *ht, zend_string *key)
{
zval *retval;
begin_read(ht);
retval = zend_hash_find(TS_HASH(ht), key);
end_read(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_index_find(TsHashTable *ht, zend_ulong h)
{
zval *retval;
begin_read(ht);
retval = zend_hash_index_find(TS_HASH(ht), h);
end_read(ht);
return retval;
}
ZEND_API void zend_ts_hash_copy(TsHashTable *target, TsHashTable *source, copy_ctor_func_t pCopyConstructor)
{
begin_read(source);
begin_write(target);
zend_hash_copy(TS_HASH(target), TS_HASH(source), pCopyConstructor);
end_write(target);
end_read(source);
}
ZEND_API void zend_ts_hash_copy_to_hash(HashTable *target, TsHashTable *source, copy_ctor_func_t pCopyConstructor)
{
begin_read(source);
zend_hash_copy(target, TS_HASH(source), pCopyConstructor);
end_read(source);
}
ZEND_API void zend_ts_hash_merge(TsHashTable *target, TsHashTable *source, copy_ctor_func_t pCopyConstructor, int overwrite)
{
begin_read(source);
begin_write(target);
zend_hash_merge(TS_HASH(target), TS_HASH(source), pCopyConstructor, overwrite);
end_write(target);
end_read(source);
}
ZEND_API void zend_ts_hash_merge_ex(TsHashTable *target, TsHashTable *source, copy_ctor_func_t pCopyConstructor, merge_checker_func_t pMergeSource, void *pParam)
{
begin_read(source);
begin_write(target);
zend_hash_merge_ex(TS_HASH(target), TS_HASH(source), pCopyConstructor, pMergeSource, pParam);
end_write(target);
end_read(source);
}
ZEND_API void zend_ts_hash_sort(TsHashTable *ht, sort_func_t sort_func, bucket_compare_func_t compare_func, int renumber)
{
begin_write(ht);
zend_hash_sort_ex(TS_HASH(ht), sort_func, compare_func, renumber);
end_write(ht);
}
ZEND_API int zend_ts_hash_compare(TsHashTable *ht1, TsHashTable *ht2, compare_func_t compar, zend_bool ordered)
{
int retval;
begin_read(ht1);
begin_read(ht2);
retval = zend_hash_compare(TS_HASH(ht1), TS_HASH(ht2), compar, ordered);
end_read(ht2);
end_read(ht1);
return retval;
}
ZEND_API zval *zend_ts_hash_minmax(TsHashTable *ht, bucket_compare_func_t compar, int flag)
{
zval *retval;
begin_read(ht);
retval = zend_hash_minmax(TS_HASH(ht), compar, flag);
end_read(ht);
return retval;
}
ZEND_API int zend_ts_hash_num_elements(TsHashTable *ht)
{
int retval;
begin_read(ht);
retval = zend_hash_num_elements(TS_HASH(ht));
end_read(ht);
return retval;
}
ZEND_API void zend_ts_hash_rehash(TsHashTable *ht)
{
begin_write(ht);
zend_hash_rehash(TS_HASH(ht));
end_write(ht);
}
ZEND_API zval *zend_ts_hash_str_find(TsHashTable *ht, const char *key, size_t len)
{
zval *retval;
begin_read(ht);
retval = zend_hash_str_find(TS_HASH(ht), key, len);
end_read(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_str_update(TsHashTable *ht, const char *key, size_t len, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_str_update(TS_HASH(ht), key, len, pData);
end_write(ht);
return retval;
}
ZEND_API zval *zend_ts_hash_str_add(TsHashTable *ht, const char *key, size_t len, zval *pData)
{
zval *retval;
begin_write(ht);
retval = zend_hash_str_add(TS_HASH(ht), key, len, pData);
end_write(ht);
return retval;
}