52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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namespace Appwrite\Auth\Hash;
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use Appwrite\Auth\Hash;
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/*
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* Scrypt accepted options:
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* string? salt; auto-generated if empty
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* int costCpu
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* int costMemory
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* int costParallel
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* int length
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*
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* Reference: https://github.com/DomBlack/php-scrypt/blob/master/scrypt.php#L112-L116
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*/
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class Scrypt extends Hash
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{
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/**
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* @param string $password Input password to hash
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*
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* @return string hash
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*/
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public function hash(string $password): string
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{
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$options = $this->getOptions();
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return \scrypt($password, $options['salt'], $options['costCpu'], $options['costMemory'], $options['costParallel'], $options['length']);
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}
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/**
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* @param string $password Input password to validate
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* @param string $hash Hash to verify password against
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*
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* @return boolean true if password matches hash
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*/
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public function verify(string $password, string $hash): bool
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{
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return $hash === $this->hash($password);
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}
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/**
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* Get default options for specific hashing algo
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*
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* @return array options named array
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*/
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public function getDefaultOptions(): array
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{
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return [ 'costCpu' => 8, 'costMemory' => 14, 'costParallel' => 1, 'length' => 64 ];
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}
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}
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