ParagonIE_Sodium_Core32_BLAKE2b::finish( SplFixedArray $ctx, SplFixedArray $out ): SplFixedArray

449    public static function finish(SplFixedArray $ctx, SplFixedArray $out)450    {451        self::pseudoConstructor();452        if ($ctx[4] > 128) {453            self::increment_counter($ctx, 128);454            self::compress($ctx, $ctx[3]);455            $ctx[4] -= 128;456            if ($ctx[4] > 128) {457                throw new SodiumException('Failed to assert that buflen <= 128 bytes');458            }459            for ($i = $ctx[4]; $i--;) {460                $ctx[3][$i] = $ctx[3][$i + 128];461            }462        }463 464        self::increment_counter($ctx, $ctx[4]);465        $ctx[2][0] = self::new64(0xffffffff, 0xffffffff);466 467        for ($i = 256 - $ctx[4]; $i--;) {468            /** @var int $i */469            $ctx[3][$i + $ctx[4]] = 0;470        }471 472        self::compress($ctx, $ctx[3]);473 474        $i = (int) (($out->getSize() - 1) / 8);475        for (; $i >= 0; --$i) {476            self::store64($out, $i << 3, $ctx[0][$i]);477        }478        return $out;479    }