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<?php
/**
* Implements the Pbkdf2PasswordUsingHashExtension class for the MediaWiki software.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
declare( strict_types = 1 );
namespace MediaWiki\Password;
/**
* A PBKDF2-hashed password, using PHP's hash extension
*
* This class exists for compatibility purposes only! Unless an installation's
* existing password hashes were generated using an algorithm not supported by
* OpenSSL, Pbkdf2PasswordUsingOpenSSL should be used.
*
* @since 1.40 (since 1.29 under the old name)
*/
class Pbkdf2PasswordUsingHashExtension extends AbstractPbkdf2Password {
protected function getDigestAlgo( string $algo ): ?string {
return in_array( $algo, hash_hmac_algos(), true ) ? $algo : null;
}
protected function pbkdf2(
string $digestAlgo,
string $password,
string $salt,
int $rounds,
int $length
): string {
$hash = hash_pbkdf2( $digestAlgo, $password, $salt, $rounds, $length, true );
// Note: this check is unnecessary in PHP 8.0+, since the warning cases
// were all converted to exceptions
'@phan-var string|false $hash';
if ( !is_string( $hash ) ) {
throw new PasswordError( 'Error when hashing password.' );
}
return $hash;
}
}
/** @deprecated class alias since 1.40; use MediaWiki\\Password\\Pbkdf2PasswordUsingHashExtension */
class_alias( Pbkdf2PasswordUsingHashExtension::class, 'Pbkdf2Password' );
/** @deprecated since 1.43 use MediaWiki\\Password\\Pbkdf2PasswordUsingHashExtension */
class_alias( Pbkdf2PasswordUsingHashExtension::class, 'Pbkdf2PasswordUsingHashExtension' );