FM / http-foundation

/var/www/cobraambalaj/vendor/symfony/http-foundation/

/var/www/cobraambalaj/vendor/symfony/http-foundation

Name	Size	Mode	Actions
Exception/	-	0755	rm
File/	-	0755	rm
RateLimiter/	-	0755	rm
Session/	-	0755	rm
Test/	-	0755	rm
AcceptHeader.php	3639	0644	edit dl rm
AcceptHeaderItem.php	3408	0644	edit dl rm
BinaryFileResponse.php	12496	0644	edit dl rm
CHANGELOG.md	14845	0644	edit dl rm
composer.json	1122	0644	edit dl rm
Cookie.php	11649	0644	edit dl rm
ExpressionRequestMatcher.php	1354	0644	edit dl rm
FileBag.php	3950	0644	edit dl rm
HeaderBag.php	7403	0644	edit dl rm
HeaderUtils.php	9453	0644	edit dl rm
InputBag.php	4092	0644	edit dl rm
IpUtils.php	5570	0644	edit dl rm
JsonResponse.php	7586	0644	edit dl rm
LICENSE	1065	0644	edit dl rm
ParameterBag.php	6029	0644	edit dl rm
README.md	531	0644	edit dl rm
RedirectResponse.php	3072	0644	edit dl rm
Request.php	68435	0644	edit dl rm
RequestMatcher.php	4750	0644	edit dl rm
RequestMatcherInterface.php	687	0644	edit dl rm
RequestStack.php	2369	0644	edit dl rm
Response.php	37261	0644	edit dl rm
ResponseHeaderBag.php	8031	0644	edit dl rm
ServerBag.php	4001	0644	edit dl rm
StreamedResponse.php	3137	0644	edit dl rm
UrlHelper.php	3106	0644	edit dl rm

Edit: /var/www/cobraambalaj/vendor/symfony/http-foundation/IpUtils.php (5570B)

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpFoundation;

/**
 * Http utility functions.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
class IpUtils
{
    private static $checkedIps = [];

/**
     * This class should not be instantiated.
     */
    private function __construct()
    {
    }

/**
     * Checks if an IPv4 or IPv6 address is contained in the list of given IPs or subnets.
     *
     * @param string|array $ips List of IPs or subnets (can be a string if only a single one)
     *
     * @return bool Whether the IP is valid
     */
    public static function checkIp(?string $requestIp, $ips)
    {
        if (!\is_array($ips)) {
            $ips = [$ips];
        }

$method = substr_count($requestIp, ':') > 1 ? 'checkIp6' : 'checkIp4';

foreach ($ips as $ip) {
            if (self::$method($requestIp, $ip)) {
                return true;
            }
        }

return false;
    }

/**
     * Compares two IPv4 addresses.
     * In case a subnet is given, it checks if it contains the request IP.
     *
     * @param string $ip IPv4 address or subnet in CIDR notation
     *
     * @return bool Whether the request IP matches the IP, or whether the request IP is within the CIDR subnet
     */
    public static function checkIp4(?string $requestIp, string $ip)
    {
        $cacheKey = $requestIp.'-'.$ip;
        if (isset(self::$checkedIps[$cacheKey])) {
            return self::$checkedIps[$cacheKey];
        }

if (!filter_var($requestIp, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4)) {
            return self::$checkedIps[$cacheKey] = false;
        }

if (false !== strpos($ip, '/')) {
            [$address, $netmask] = explode('/', $ip, 2);

if ('0' === $netmask) {
                return self::$checkedIps[$cacheKey] = filter_var($address, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4);
            }

if ($netmask < 0 || $netmask > 32) {
                return self::$checkedIps[$cacheKey] = false;
            }
        } else {
            $address = $ip;
            $netmask = 32;
        }

if (false === ip2long($address)) {
            return self::$checkedIps[$cacheKey] = false;
        }

return self::$checkedIps[$cacheKey] = 0 === substr_compare(sprintf('%032b', ip2long($requestIp)), sprintf('%032b', ip2long($address)), 0, $netmask);
    }

/**
     * Compares two IPv6 addresses.
     * In case a subnet is given, it checks if it contains the request IP.
     *
     * @author David Soria Parra <dsp at php dot net>
     *
     * @see https://github.com/dsp/v6tools
     *
     * @param string $ip IPv6 address or subnet in CIDR notation
     *
     * @return bool Whether the IP is valid
     *
     * @throws \RuntimeException When IPV6 support is not enabled
     */
    public static function checkIp6(?string $requestIp, string $ip)
    {
        $cacheKey = $requestIp.'-'.$ip;
        if (isset(self::$checkedIps[$cacheKey])) {
            return self::$checkedIps[$cacheKey];
        }

if (!((\extension_loaded('sockets') && \defined('AF_INET6')) || @inet_pton('::1'))) {
            throw new \RuntimeException('Unable to check Ipv6. Check that PHP was not compiled with option "disable-ipv6".');
        }

if (false !== strpos($ip, '/')) {
            [$address, $netmask] = explode('/', $ip, 2);

if ('0' === $netmask) {
                return (bool) unpack('n*', @inet_pton($address));
            }

if ($netmask < 1 || $netmask > 128) {
                return self::$checkedIps[$cacheKey] = false;
            }
        } else {
            $address = $ip;
            $netmask = 128;
        }

$bytesAddr = unpack('n*', @inet_pton($address));
        $bytesTest = unpack('n*', @inet_pton($requestIp));

if (!$bytesAddr || !$bytesTest) {
            return self::$checkedIps[$cacheKey] = false;
        }

for ($i = 1, $ceil = ceil($netmask / 16); $i <= $ceil; ++$i) {
            $left = $netmask - 16 * ($i - 1);
            $left = ($left <= 16) ? $left : 16;
            $mask = ~(0xffff >> $left) & 0xffff;
            if (($bytesAddr[$i] & $mask) != ($bytesTest[$i] & $mask)) {
                return self::$checkedIps[$cacheKey] = false;
            }
        }

return self::$checkedIps[$cacheKey] = true;
    }

/**
     * Anonymizes an IP/IPv6.
     *
     * Removes the last byte for v4 and the last 8 bytes for v6 IPs
     */
    public static function anonymize(string $ip): string
    {
        $wrappedIPv6 = false;
        if ('[' === substr($ip, 0, 1) && ']' === substr($ip, -1, 1)) {
            $wrappedIPv6 = true;
            $ip = substr($ip, 1, -1);
        }

$packedAddress = inet_pton($ip);
        if (4 === \strlen($packedAddress)) {
            $mask = '255.255.255.0';
        } elseif ($ip === inet_ntop($packedAddress & inet_pton('::ffff:ffff:ffff'))) {
            $mask = '::ffff:ffff:ff00';
        } elseif ($ip === inet_ntop($packedAddress & inet_pton('::ffff:ffff'))) {
            $mask = '::ffff:ff00';
        } else {
            $mask = 'ffff:ffff:ffff:ffff:0000:0000:0000:0000';
        }
        $ip = inet_ntop($packedAddress & inet_pton($mask));

if ($wrappedIPv6) {
            $ip = '['.$ip.']';
        }

return $ip;
    }
}

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