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Use a constant to make it clear where this value comes from

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Marcus Bointon 2019-11-18 16:21:07 +01:00
parent b468ff8b4a
commit 188cc38e2e
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1 changed files with 10 additions and 1 deletions
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11
src/SMTP.php
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@ -57,6 +57,15 @@ class SMTP
*/
const MAX_LINE_LENGTH = 998;
/**
* The maximum line length allowed for replies in RFC 5321 section 4.5.3.1.5,
* *including* a trailing CRLF line break.
* @see https://tools.ietf.org/html/rfc5321#section-4.5.3.1.5
*
* @var int
*/
const MAX_REPLY_LENGTH = 512;
/**
* Debug level for no output.
*
@ -1161,7 +1170,7 @@ class SMTP
break;
}
//Deliberate noise suppression - errors are handled afterwards
$str = @fgets($this->smtp_conn, 515);
$str = @fgets($this->smtp_conn, self::MAX_REPLY_LENGTH);
$this->edebug('SMTP INBOUND: "' . trim($str) . '"', self::DEBUG_LOWLEVEL);
$data .= $str;
// If response is only 3 chars (not valid, but RFC5321 S4.2 says it must be handled),