mirror of
https://github.com/nuxsmin/sysPass.git
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117 lines
3.4 KiB
PHP
117 lines
3.4 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* sysPass
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*
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* @author nuxsmin
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* @link https://syspass.org
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* @copyright 2012-2024, Rubén Domínguez nuxsmin@$syspass.org
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*
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* This file is part of sysPass.
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*
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* sysPass is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* sysPass is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with sysPass. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace SP\Domain\Http\Adapters;
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use SP\Domain\Core\Exceptions\InvalidArgumentException;
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use SP\Domain\Core\Exceptions\SPException;
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use function SP\__;
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use function SP\__u;
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use function SP\logger;
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/**
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* Class Address
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*/
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final class Address
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{
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public const PATTERN_IP_ADDRESS = '#^(?<address>[\d]{1,3}\.[\d]{1,3}\.[\d]{1,3}\.[\d]{1,3})(?:/(?:(?<mask>[\d]{1,3}\.[\d]{1,3}\.[\d]{1,3}\.[\d]{1,3})|(?<cidr>[\d]{1,2})))?$#';
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/**
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* @throws InvalidArgumentException
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*/
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public static function toBinary(string $address): string
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{
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if (!filter_var($address, FILTER_VALIDATE_IP)
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|| ($binAddress = @inet_pton($address)) === false
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) {
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logger(sprintf('%s : %s', __('Invalid IP'), $address));
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throw new InvalidArgumentException(__u('Invalid IP'), SPException::ERROR, $address);
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}
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return $binAddress;
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}
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/**
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* @throws InvalidArgumentException
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*/
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public static function fromBinary(string $address): string
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{
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$stringAddress = @inet_ntop($address);
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if ($stringAddress === false) {
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logger(sprintf('%s : %s', __('Invalid IP'), $address));
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throw new InvalidArgumentException(__u('Invalid IP'), SPException::ERROR, $address);
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}
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return $stringAddress;
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}
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/**
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* Parses an IPv4 address from either "192.168.0.1", "192.168.0.0/255.255.255.0" or "192.168.0.0/24" formats
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*
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* @throws InvalidArgumentException
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*/
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public static function parse4(string $address): array
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{
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if (preg_match(self::PATTERN_IP_ADDRESS, $address, $matches)) {
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return $matches;
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}
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throw new InvalidArgumentException(__u('Invalid IP'), SPException::ERROR, $address);
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}
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/**
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* Checks whether an IP address is included within $inAddress and $inMask
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*
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* @throws InvalidArgumentException
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*/
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public static function check(
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string $address,
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string $inAddress,
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string $inMask
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): bool {
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if (!filter_var($address, FILTER_VALIDATE_IP)
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|| !filter_var($inAddress, FILTER_VALIDATE_IP)
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|| !filter_var($inMask, FILTER_VALIDATE_IP)
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) {
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throw new InvalidArgumentException(__u('Invalid IP'), SPException::ERROR, $address);
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}
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// Obtains subnets based on mask ie.: subnet === subnet
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return (ip2long($address) & ip2long($inMask)) === (ip2long($inAddress) & ip2long($inMask));
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}
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/**
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* Converts a CIDR mask into decimal
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*/
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public static function cidrToDec(int $bits): string
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{
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return long2ip(-1 << (32 - $bits));
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}
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}
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