From eebd02461b42c71843e7c9b9370ce3b39b41d2bf Mon Sep 17 00:00:00 2001
From: Didier 'OdyX' Raboud <didier.raboud@liip.ch>
Date: Mon, 17 Feb 2020 18:39:00 +0100
Subject: [PATCH] MDL-67990 antivirus_clamav: set chunksize to 32Mb

---
 lib/antivirus/clamav/classes/scanner.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/antivirus/clamav/classes/scanner.php b/lib/antivirus/clamav/classes/scanner.php
index 624abc4f122..2d0b7af6316 100644
--- a/lib/antivirus/clamav/classes/scanner.php
+++ b/lib/antivirus/clamav/classes/scanner.php
@@ -28,8 +28,8 @@ defined('MOODLE_INTERNAL') || die();
 
 /** Default socket timeout */
 define('ANTIVIRUS_CLAMAV_SOCKET_TIMEOUT', 10);
-/** Default socket data stream chunk size */
-define('ANTIVIRUS_CLAMAV_SOCKET_CHUNKSIZE', 1024);
+/** Default socket data stream chunk size (32Mb: 32*1024*"024) */
+define('ANTIVIRUS_CLAMAV_SOCKET_CHUNKSIZE', 33554432);
 
 /**
  * Class implementing ClamAV antivirus.