PhpProfiler\Lib\ByteStream\IntegerByteSequence\LittleEndianReader

Complexity

Total Complexity

4

Size/Duplication

Total Lines	25
Duplicated Lines	0 %

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	read32()	0	6	1
A	read8()	0	3	1
A	read16()	0	3	1
A	read64()	0	5	1

<?php

/**
 * This file is part of the sj-i/php-profiler package.
 *
 * (c) sji <sji@sj-i.dev>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace PhpProfiler\Lib\ByteStream\IntegerByteSequence;

use PhpProfiler\Lib\ByteStream\ByteReaderInterface;
use PhpProfiler\Lib\Integer\UInt64;

/**
 * Class LittleEndianReader
 * @package PhpProfiler\Lib\Binary
 */
final class LittleEndianReader implements IntegerByteSequenceReader
{
    public function read8(ByteReaderInterface $data, int $offset): int
    {
        return $data[$offset];
    }

    public function read16(ByteReaderInterface $data, int $offset): int
    {
        return ($data[$offset + 1] << 8) | $data[$offset];
    }

    public function read32(ByteReaderInterface $data, int $offset): int
    {
        return ($data[$offset + 3] << 24)
            | ($data[$offset + 2] << 16)
            | ($data[$offset + 1] << 8)
            | $data[$offset];
    }

    public function read64(ByteReaderInterface $data, int $offset): UInt64
    {
        return new UInt64(
            $this->read32($data, $offset + 4),
            $this->read32($data, $offset),
        );
    }
}