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-rwxr-xr-xpackage/base-files/files/bin/ipcalc.sh12
1 files changed, 10 insertions, 2 deletions
diff --git a/package/base-files/files/bin/ipcalc.sh b/package/base-files/files/bin/ipcalc.sh
index 21f84bcaf2..c852b5163f 100755
--- a/package/base-files/files/bin/ipcalc.sh
+++ b/package/base-files/files/bin/ipcalc.sh
@@ -64,13 +64,21 @@ BEGIN {
if (ARGC <= 3)
exit(0)
+ if (prefix<=30)
+ limit=network+1
+ else
+ limit=network
+
start=or(network,and(ip2int(ARGV[3]),compl32(netmask)))
- limit=network+1
if (start<limit) start=limit
if (start==ipaddr) start=ipaddr+1
+ if (prefix<=30)
+ limit=or(network,compl32(netmask))-1
+ else
+ limit=or(network,compl32(netmask))
+
end=start+ARGV[4]-1
- limit=or(network,compl32(netmask))-1
if (end>limit) end=limit
if (end==ipaddr) end=ipaddr-1