<?php
declare(strict_types=1);
namespace ParagonIE\Halite\Contract;
/**
*
*/
interface StreamInterface
{
/**
* Read from a stream; prevent partial reads
*
* @param int $num
* @return string
* @throws FileAlert\AccessDenied
*/
public function readBytes(int $num, bool $skipTests = false): string;
/**
* Write to a stream; prevent partial writes
*
* @param string $buf
* @param int $num (number of bytes)
* @throws FileAlert\AccessDenied
*/
public function writeBytes(string $buf, int $num = null): int;
}
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