openpgp-php/lib/OpenPgP/SignaturePacket/EmbeddedSignaturePacket.php

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2020-06-07 06:25:59 +00:00
<?php
namespace Leenooks\OpenPGP\SignaturePacket;
use Leenooks\OpenPGP\SignaturePacket;
/**
* @see http://tools.ietf.org/html/rfc4880#section-5.2.3.26
*/
class EmbeddedSignaturePacket extends SignaturePacket
{
protected $tag = 32;
function header_and_body(): array
{
$body = $this->body(); // Get body first, we will need it's length
$size = chr(255).pack('N',strlen($body)+1); // Use 5-octet lengths + 1 for tag as first packet body octet
$tag = chr($this->tag);
return ['header'=>$size.$tag,'body'=>$body];
}
}