kopie van
https://github.com/nextcloud/server.git
synced 2024-08-30 17:57:26 +02:00
236 regels
8.6 KiB
PHP
236 regels
8.6 KiB
PHP
<?php
|
|
|
|
/**
|
|
* Stubs for APCu 5.0.0
|
|
*/
|
|
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_LIST_ACTIVE', 1);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_LIST_DELETED', 2);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_TYPE', 1);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_KEY', 2);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_FILENAME', 4);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_DEVICE', 8);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_INODE', 16);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_VALUE', 32);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_MD5', 64);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_NUM_HITS', 128);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_MTIME', 256);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_CTIME', 512);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_DTIME', 1024);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_ATIME', 2048);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_REFCOUNT', 4096);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_MEM_SIZE', 8192);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_TTL', 16384);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_NONE', 0);
|
|
/**
|
|
* @link http://php.net/manual/en/apcu.constants.php
|
|
*/
|
|
define('APC_ITER_ALL', -1);
|
|
|
|
|
|
/**
|
|
* Clears the APCu cache
|
|
* @link http://php.net/manual/en/function.apcu-clear-cache.php
|
|
*
|
|
* @return bool Returns TRUE always.
|
|
*/
|
|
function apcu_clear_cache(){}
|
|
|
|
/**
|
|
* Retrieves APCu Shared Memory Allocation information
|
|
* @link http://php.net/manual/en/function.apcu-sma-info.php
|
|
* @param bool $limited When set to FALSE (default) apcu_sma_info() will
|
|
* return a detailed information about each segment.
|
|
*
|
|
* @return array|bool Array of Shared Memory Allocation data; FALSE on failure.
|
|
*/
|
|
function apcu_sma_info($limited = false){}
|
|
|
|
/**
|
|
* Cache a variable in the data store
|
|
* @link http://php.net/manual/en/function.apcu-store.php
|
|
* @param string|array $key String: Store the variable using this name. Keys are cache-unique,
|
|
* so storing a second value with the same key will overwrite the original value.
|
|
* Array: Names in key, variables in value.
|
|
* @param mixed $var [optional] The variable to store
|
|
* @param int $ttl [optional] Time To Live; store var in the cache for ttl seconds. After the ttl has passed,
|
|
* the stored variable will be expunged from the cache (on the next request). If no ttl is supplied
|
|
* (or if the ttl is 0), the value will persist until it is removed from the cache manually,
|
|
* or otherwise fails to exist in the cache (clear, restart, etc.).
|
|
* @return bool|array Returns TRUE on success or FALSE on failure | array with error keys.
|
|
*/
|
|
function apcu_store($key, $var, $ttl = 0){}
|
|
|
|
/**
|
|
* Fetch a stored variable from the cache
|
|
* @link http://php.net/manual/en/function.apcu-fetch.php
|
|
* @param string|string[] $key The key used to store the value (with apcu_store()).
|
|
* If an array is passed then each element is fetched and returned.
|
|
* @param bool $success Set to TRUE in success and FALSE in failure.
|
|
* @return mixed The stored variable or array of variables on success; FALSE on failure.
|
|
*/
|
|
function apcu_fetch($key, &$success = null){}
|
|
|
|
/**
|
|
* Removes a stored variable from the cache
|
|
* @link http://php.net/manual/en/function.apcu-delete.php
|
|
* @param string|string[]|APCUIterator $key The key used to store the value (with apcu_store()).
|
|
* @return bool|string[] Returns TRUE on success or FALSE on failure. For array of keys returns list of failed keys.
|
|
*/
|
|
function apcu_delete($key){}
|
|
|
|
/**
|
|
* Caches a variable in the data store, only if it's not already stored
|
|
* @link http://php.net/manual/en/function.apcu-add.php
|
|
* @param string $key Store the variable using this name. Keys are cache-unique,
|
|
* so attempting to use apcu_add() to store data with a key that already exists will not
|
|
* overwrite the existing data, and will instead return FALSE. (This is the only difference
|
|
* between apcu_add() and apcu_store().)
|
|
* @param mixed $var The variable to store
|
|
* @param int $ttl Time To Live; store var in the cache for ttl seconds. After the ttl has passed,
|
|
* the stored variable will be expunged from the cache (on the next request). If no ttl is supplied
|
|
* (or if the ttl is 0), the value will persist until it is removed from the cache manually,
|
|
* or otherwise fails to exist in the cache (clear, restart, etc.).
|
|
* @return bool
|
|
*/
|
|
function apcu_add($key, $var, $ttl = 0){}
|
|
|
|
/**
|
|
* Checks if APCu key exists
|
|
* @link http://php.net/manual/en/function.apcu-exists.php
|
|
* @param string|string[] $keys A string, or an array of strings, that contain keys.
|
|
* @return bool|string[] Returns TRUE if the key exists, otherwise FALSE
|
|
* Or if an array was passed to keys, then an array is returned that
|
|
* contains all existing keys, or an empty array if none exist.
|
|
*/
|
|
function apcu_exists($keys){}
|
|
|
|
/**
|
|
* Increase a stored number
|
|
* @link http://php.net/manual/en/function.apcu-inc.php
|
|
* @param string $key The key of the value being increased.
|
|
* @param int $step The step, or value to increase.
|
|
* @param bool $success Optionally pass the success or fail boolean value to this referenced variable.
|
|
* @return int|bool Returns the current value of key's value on success, or FALSE on failure.
|
|
*/
|
|
function apcu_inc($key, $step = 1, &$success = null){}
|
|
|
|
/**
|
|
* Decrease a stored number
|
|
* @link http://php.net/manual/en/function.apcu-dec.php
|
|
* @param string $key The key of the value being decreased.
|
|
* @param int $step The step, or value to decrease.
|
|
* @param bool $success Optionally pass the success or fail boolean value to this referenced variable.
|
|
* @return int|bool Returns the current value of key's value on success, or FALSE on failure.
|
|
*/
|
|
function apcu_dec($key, $step = 1, &$success = null){}
|
|
|
|
/**
|
|
* Updates an old value with a new value
|
|
*
|
|
* apcu_cas() updates an already existing integer value if the old parameter matches the currently stored value
|
|
* with the value of the new parameter.
|
|
*
|
|
* @link http://php.net/manual/en/function.apcu-cas.php
|
|
* @param string $key The key of the value being updated.
|
|
* @param int $old The old value (the value currently stored).
|
|
* @param int $new The new value to update to.
|
|
* @return bool Returns TRUE on success or FALSE on failure.
|
|
*/
|
|
function apcu_cas($key, $old, $new){}
|
|
|
|
/**
|
|
* Atomically fetch or generate a cache entry
|
|
*
|
|
* <p>Atomically attempts to find key in the cache, if it cannot be found generator is called,
|
|
* passing key as the only argument. The return value of the call is then cached with the optionally
|
|
* specified ttl, and returned.
|
|
* </p>
|
|
*
|
|
* <p>Note: When control enters <i>apcu_entry()</i> the lock for the cache is acquired exclusively, it is released when
|
|
* control leaves apcu_entry(): In effect, this turns the body of generator into a critical section,
|
|
* disallowing two processes from executing the same code paths concurrently.
|
|
* In addition, it prohibits the concurrent execution of any other APCu functions,
|
|
* since they will acquire the same lock.
|
|
* </p>
|
|
*
|
|
* @link http://php.net/manual/en/function.apcu-entry.php
|
|
*
|
|
* @param string $key Identity of cache entry
|
|
* @param callable $generator A callable that accepts key as the only argument and returns the value to cache.
|
|
* <p>Warning
|
|
* The only APCu function that can be called safely by generator is apcu_entry().</p>
|
|
* @param int $ttl [optional] Time To Live; store var in the cache for ttl seconds.
|
|
* After the ttl has passed, the stored variable will be expunged from the cache (on the next request).
|
|
* If no ttl is supplied (or if the ttl is 0), the value will persist until it is removed from the cache manually,
|
|
* or otherwise fails to exist in the cache (clear, restart, etc.).
|
|
* @return mixed Returns the cached value
|
|
* @since APCu 5.1.0
|
|
*/
|
|
function apcu_entry($key, callable $generator, $ttl = 0){}
|
|
|
|
/**
|
|
* Retrieves cached information from APCu's data store
|
|
*
|
|
* @link http://php.net/manual/en/function.apcu-cache-info.php
|
|
*
|
|
* @param bool $limited If limited is TRUE, the return value will exclude the individual list of cache entries.
|
|
* This is useful when trying to optimize calls for statistics gathering.
|
|
* @return array|bool Array of cached data (and meta-data) or FALSE on failure
|
|
*/
|
|
function apcu_cache_info($limited = false){}
|