diff options
Diffstat (limited to 'mod/ipcalc.rsc')
-rw-r--r-- | mod/ipcalc.rsc | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/mod/ipcalc.rsc b/mod/ipcalc.rsc new file mode 100644 index 0000000..128ca54 --- /dev/null +++ b/mod/ipcalc.rsc @@ -0,0 +1,52 @@ +#!rsc by RouterOS +# RouterOS script: mod/ipcalc +# Copyright (c) 2020-2024 Christian Hesse <mail@eworm.de> +# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md +# +# requires RouterOS, version=7.13 +# +# ip address calculation +# https://git.eworm.de/cgit/routeros-scripts/about/doc/mod/ipcalc.md + +:global IPCalc; +:global IPCalcReturn; + +# print netmask, network, min host, max host and broadcast +:set IPCalc do={ + :local Input [ :tostr $1 ]; + + :global FormatLine; + :global IPCalcReturn; + :global PrettyPrint; + + :local Values [ $IPCalcReturn $1 ]; + + $PrettyPrint ( \ + [ $FormatLine "Address" ($Values->"address") ] . "\n" . \ + [ $FormatLine "Netmask" ($Values->"netmask") ] . "\n" . \ + [ $FormatLine "Network" ($Values->"network") ] . "\n" . \ + [ $FormatLine "HostMin" ($Values->"hostmin") ] . "\n" . \ + [ $FormatLine "HostMax" ($Values->"hostmax") ] . "\n" . \ + [ $FormatLine "Broadcast" ($Values->"broadcast") ]); +} + +# calculate and return netmask, network, min host, max host and broadcast +:set IPCalcReturn do={ + :local Input [ :tostr $1 ]; + :local Address [ :toip [ :pick $Input 0 [ :find $Input "/" ] ] ]; + :local Bits [ :tonum [ :pick $Input ([ :find $Input "/" ] + 1) [ :len $Input ] ] ]; + :local Mask ((255.255.255.255 << (32 - $Bits)) & 255.255.255.255); + + :local Return { + "address"=$Address; + "netmask"=$Mask; + "networkaddress"=($Address & $Mask); + "networkbits"=$Bits; + "network"=(($Address & $Mask) . "/" . $Bits); + "hostmin"=(($Address & $Mask) | 0.0.0.1); + "hostmax"=(($Address | ~$Mask) ^ 0.0.0.1); + "broadcast"=($Address | ~$Mask); + } + + :return $Return; +} |