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File Name : SysVCacheItemPool.php

<?php

/**
 * Copyright 2018 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
namespace Google\Site_Kit_Dependencies\Google\Auth\Cache;

use Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface;
use Google\Site_Kit_Dependencies\Psr\Cache\CacheItemPoolInterface;
/**
 * SystemV shared memory based CacheItemPool implementation.
 *
 * This CacheItemPool implementation can be used among multiple processes, but
 * it doesn't provide any locking mechanism. If multiple processes write to
 * this ItemPool, you have to avoid race condition manually in your code.
 */
class SysVCacheItemPool implements \Google\Site_Kit_Dependencies\Psr\Cache\CacheItemPoolInterface
{
    const VAR_KEY = 1;
    const DEFAULT_PROJ = 'A';
    const DEFAULT_MEMSIZE = 10000;
    const DEFAULT_PERM = 0600;
    /**
     * @var int
     */
    private $sysvKey;
    /**
     * @var CacheItemInterface[]
     */
    private $items;
    /**
     * @var CacheItemInterface[]
     */
    private $deferredItems;
    /**
     * @var array<mixed>
     */
    private $options;
    /**
     * @var bool
     */
    private $hasLoadedItems = \false;
    /**
     * Create a SystemV shared memory based CacheItemPool.
     *
     * @param array<mixed> $options {
     *     [optional] Configuration options.
     *
     *     @type int    $variableKey The variable key for getting the data from the shared memory. **Defaults to** 1.
     *     @type string $proj        The project identifier for ftok. This needs to be a one character string.
     *                               **Defaults to** 'A'.
     *     @type int    $memsize     The memory size in bytes for shm_attach. **Defaults to** 10000.
     *     @type int    $perm        The permission for shm_attach. **Defaults to** 0600.
     * }
     */
    public function __construct($options = [])
    {
        if (!\extension_loaded('sysvshm')) {
            throw new \RuntimeException('sysvshm extension is required to use this ItemPool');
        }
        $this->options = $options + ['variableKey' => self::VAR_KEY, 'proj' => self::DEFAULT_PROJ, 'memsize' => self::DEFAULT_MEMSIZE, 'perm' => self::DEFAULT_PERM];
        $this->items = [];
        $this->deferredItems = [];
        $this->sysvKey = \ftok(__FILE__, $this->options['proj']);
    }
    /**
     * @param mixed $key
     * @return CacheItemInterface
     */
    public function getItem($key) : \Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface
    {
        $this->loadItems();
        return \current($this->getItems([$key]));
        // @phpstan-ignore-line
    }
    /**
     * @param array<mixed> $keys
     * @return iterable<CacheItemInterface>
     */
    public function getItems(array $keys = []) : iterable
    {
        $this->loadItems();
        $items = [];
        $itemClass = \PHP_VERSION_ID >= 80000 ? \Google\Site_Kit_Dependencies\Google\Auth\Cache\TypedItem::class : \Google\Site_Kit_Dependencies\Google\Auth\Cache\Item::class;
        foreach ($keys as $key) {
            $items[$key] = $this->hasItem($key) ? clone $this->items[$key] : new $itemClass($key);
        }
        return $items;
    }
    /**
     * {@inheritdoc}
     */
    public function hasItem($key) : bool
    {
        $this->loadItems();
        return isset($this->items[$key]) && $this->items[$key]->isHit();
    }
    /**
     * {@inheritdoc}
     */
    public function clear() : bool
    {
        $this->items = [];
        $this->deferredItems = [];
        return $this->saveCurrentItems();
    }
    /**
     * {@inheritdoc}
     */
    public function deleteItem($key) : bool
    {
        return $this->deleteItems([$key]);
    }
    /**
     * {@inheritdoc}
     */
    public function deleteItems(array $keys) : bool
    {
        if (!$this->hasLoadedItems) {
            $this->loadItems();
        }
        foreach ($keys as $key) {
            unset($this->items[$key]);
        }
        return $this->saveCurrentItems();
    }
    /**
     * {@inheritdoc}
     */
    public function save(\Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface $item) : bool
    {
        if (!$this->hasLoadedItems) {
            $this->loadItems();
        }
        $this->items[$item->getKey()] = $item;
        return $this->saveCurrentItems();
    }
    /**
     * {@inheritdoc}
     */
    public function saveDeferred(\Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface $item) : bool
    {
        $this->deferredItems[$item->getKey()] = $item;
        return \true;
    }
    /**
     * {@inheritdoc}
     */
    public function commit() : bool
    {
        foreach ($this->deferredItems as $item) {
            if ($this->save($item) === \false) {
                return \false;
            }
        }
        $this->deferredItems = [];
        return \true;
    }
    /**
     * Save the current items.
     *
     * @return bool true when success, false upon failure
     */
    private function saveCurrentItems()
    {
        $shmid = \shm_attach($this->sysvKey, $this->options['memsize'], $this->options['perm']);
        if ($shmid !== \false) {
            $ret = \shm_put_var($shmid, $this->options['variableKey'], $this->items);
            \shm_detach($shmid);
            return $ret;
        }
        return \false;
    }
    /**
     * Load the items from the shared memory.
     *
     * @return bool true when success, false upon failure
     */
    private function loadItems()
    {
        $shmid = \shm_attach($this->sysvKey, $this->options['memsize'], $this->options['perm']);
        if ($shmid !== \false) {
            $data = @\shm_get_var($shmid, $this->options['variableKey']);
            if (!empty($data)) {
                $this->items = $data;
            } else {
                $this->items = [];
            }
            \shm_detach($shmid);
            $this->hasLoadedItems = \true;
            return \true;
        }
        return \false;
    }
}

System Information
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File : BlackDragon /index.php

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	uwukycr/users	0555	2024-10-12 06:30:31
..	dir	-	uwukycr/users	0555	2024-10-12 06:30:31
.htaccess	text/plain	123 B	uwukycr/users	0555	2024-10-12 06:30:31
InvalidArgumentException.php	text/x-php	906 B	uwukycr/users	0555	2024-10-08 10:33:26
Item.php	text/x-php	3.79 KB	uwukycr/users	0555	2024-10-08 10:33:26
MemoryCacheItemPool.php	text/x-php	4.82 KB	uwukycr/users	0555	2024-10-08 10:33:26
SysVCacheItemPool.php	text/x-php	6.31 KB	uwukycr/users	0555	2024-10-08 10:33:26
TypedItem.php	text/x-php	4.01 KB	uwukycr/users	0555	2024-10-08 10:33:26