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Make new code work on lesser shells

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git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@613 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
This commit is contained in:
teastep 2003-06-23 23:04:50 +00:00
parent d99bf6942c
commit 08c45deb2e
1 changed files with 5 additions and 5 deletions
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Shorewall/firewall
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@ -2869,11 +2869,11 @@ decodeaddr() {
encodeaddr() {
addr=$1
local x
local y=$(($addr % 256))
local y=$(($addr & 255))
for (( x=3 ; $x ; x-- )); do
for x in 1 2 3 ; do
addr=$(($addr >> 8))
y=$(($addr % 256)).$y
y=$(($addr & 255)).$y
done
echo $y
@ -2898,7 +2898,7 @@ ip_range() {
# Netmask from CIDR
#
ip_netmask() {
echo $(( $(( 0xffffffff << $((32 - ${1#*/})) )) & 0xffffffff ))
echo $(( -1 << $((32 - ${1#*/})) ))
}
#
# Network address from CIDR
@ -2916,7 +2916,7 @@ broadcastaddress() {
local decodedaddr=`decodeaddr ${1%/*}`
local netmask=`ip_netmask $1`
echo `encodeaddr $(( $(($decodedaddr & $netmask)) | $(( $netmask ^ 0xffffffff )) ))`
echo `encodeaddr $(( $(($decodedaddr & $netmask)) | $(( $netmask ^ -1 )) ))`
}
#
# Test for subnet membership