From 597346717be97884410dbf851ebb4cbc1b12b148 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Wed, 28 Mar 2018 15:36:08 +0200
Subject: [dnbd3] Fix subnet to CIDR calculation on 32bit php :/

---
 modules-available/dnbd3/inc/dnbd3util.inc.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'modules-available/dnbd3/inc/dnbd3util.inc.php')

diff --git a/modules-available/dnbd3/inc/dnbd3util.inc.php b/modules-available/dnbd3/inc/dnbd3util.inc.php
index 95b6ffe2..eaf4b128 100644
--- a/modules-available/dnbd3/inc/dnbd3util.inc.php
+++ b/modules-available/dnbd3/inc/dnbd3util.inc.php
@@ -188,7 +188,11 @@ class Dnbd3Util {
 	 */
 	private static function range2Cidr($start, $end)
 	{
-		$bin = decbin((int)$start ^ (int)$end);
+		if (PHP_INT_SIZE > 4) {
+			$bin = decbin((int)$start ^ (int)$end);
+		} else {
+			$bin = decbin((int)(float)$start ^ (int)(float)$end);
+		}
 		if ($bin === '0')
 			return long2ip($start);
 		$mask = 32 - strlen($bin);
-- 
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