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base-files: ipcalc.sh: support bit length as netmask parameter

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39100 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
Jo-Philipp Wich
2013-12-16 16:29:23 +00:00
parent 8dcb4e5990
commit 4ce04ce60f
1 changed files with 5 additions and 1 deletions
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6
package/base-files/files/bin/ipcalc.sh
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@@ -31,7 +31,11 @@ BEGIN {
slpos=index(ARGV[1],"/")
if (slpos == 0) {
ipaddr=ip2int(ARGV[1])
netmask=ip2int(ARGV[2])
dotpos=index(ARGV[2],".")
if (dotpos == 0)
netmask=compl32(2**(32-int(ARGV[2]))-1)
else
netmask=ip2int(ARGV[2])
} else {
ipaddr=ip2int(substr(ARGV[1],0,slpos-1))
netmask=compl32(2**(32-int(substr(ARGV[1],slpos+1)))-1)