ip2dec - various - Various utilities developed at bitreich.
 (HTM) git clone git://bitreich.org/various/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/various/
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       ---
       ip2dec (253B)
       ---
            1 #!/bin/sh
            2 #
            3 # Convert IPv4 to decimal IPv4.
            4 #
            5 
            6 if [ $# -lt 1 ];
            7 then
            8         printf "usage: %s ipv4addr\n" "$(basename "$0")" >&2
            9         exit 1
           10 fi
           11 
           12 ipv4addr="$1"
           13 
           14 printf "%s\n" "${ipv4addr}" \
           15         | awk -F "." '{ printf "%d\n", (16777216*$1)+(65536*$2)+(256*$3)+$4 }'
           16