DataSigning.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\FileDelivery\Token;
 
use ILIAS\FileDelivery\Delivery\Disposition;
use ILIAS\Filesystem\Stream\FileStream;
use ILIAS\FileDelivery\Token\Signer\Payload\Payload;
 
interface DataSigning
{
    public function getSignedStreamToken(
        FileStream $stream,
        string $filename,
        Disposition $disposition,
        int $user_id,
        ?\DateTimeImmutable $until = null
    ): string;
 
    public function getSignedStreamTokenWithoutIsolation(
        FileStream $stream,
        string $filename,
        Disposition $disposition,
        int $user_id,
        ?\DateTimeImmutable $until = null
    ): string;
 
    public function verifyStreamToken(string $token): ?Payload;
 
    public function sign(array $data, string $salt, ?\DateTimeImmutable $until = null): string;
 
    public function verify(string $token, string $salt): ?array;
}