ParagonIE_Sodium_Compat::crypto_pwhash( int $outlen, string $passwd, string $salt, int $opslimit, int $memlimit, int|null $alg = null ): string

2245    public static function crypto_pwhash(2246        $outlen,2247        #[\SensitiveParameter]2248        $passwd,2249        $salt,2250        $opslimit,2251        $memlimit,2252        $alg = null2253    ) {2254        ParagonIE_Sodium_Core_Util::declareScalarType($outlen, 'int', 1);2255        ParagonIE_Sodium_Core_Util::declareScalarType($passwd, 'string', 2);2256        ParagonIE_Sodium_Core_Util::declareScalarType($salt,  'string', 3);2257        ParagonIE_Sodium_Core_Util::declareScalarType($opslimit, 'int', 4);2258        ParagonIE_Sodium_Core_Util::declareScalarType($memlimit, 'int', 5);2259 2260        if (self::useNewSodiumAPI()) {2261            if (!is_null($alg)) {2262                ParagonIE_Sodium_Core_Util::declareScalarType($alg, 'int', 6);2263                return sodium_crypto_pwhash($outlen, $passwd, $salt, $opslimit, $memlimit, $alg);2264            }2265            return sodium_crypto_pwhash($outlen, $passwd, $salt, $opslimit, $memlimit);2266        }2267        if (self::use_fallback('crypto_pwhash')) {2268            return (string) call_user_func('\\Sodium\\crypto_pwhash', $outlen, $passwd, $salt, $opslimit, $memlimit);2269        }2270        // This is the best we can do.2271        throw new SodiumException(2272            'This is not implemented, as it is not possible to implement Argon2i with acceptable performance in pure-PHP'2273        );2274    }