From 1dbb6df41738fa92b53b922ff462bd3ab7dcae2a Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 22 Jun 2012 10:11:48 +0000
Subject: [PATCH] ipv4_get_netaddress: Allow passing a single IP address.

---
 functions.ipv4 | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/functions.ipv4 b/functions.ipv4
index 10297985..aada214a 100644
--- a/functions.ipv4
+++ b/functions.ipv4
@@ -69,14 +69,19 @@ function ipv4_get_netaddress() {
 	assert isset address
 
 	local prefix=$(ip_get_prefix ${address})
-	assert isset prefix
+	isset prefix || prefix="32"
+
+	# Assume host-only address if no prefix has been given.
+	if [ "${prefix}" = "32" ]; then
+		echo "${address}/${prefix}"
+		return ${EXIT_OK}
+	fi
 
 	local NETWORK
 	eval $(ipcalc --network ${address})
 	assert isset NETWORK
 
 	echo "${NETWORK}/${prefix}"
-
 	return ${EXIT_OK}
 }
 
-- 
2.47.3