hexcount.sh

hexcount.sh

#!/bin/sh
#
# hexcount -  POSIX Shell script to count from $1 to $2 in hex
#             modified from user "Jens" answer found at http://stackoverflow.com/questions/5517500/simple-shell-script-for-generating-hex-numbers-of-a-certain-range
#             maximum digits of $1 and $2.
# Example:    hexcount.sh 0000 FFFF

FROM=$1 TO=$2
if test ${#FROM} -gt ${#TO}; then
    FORMAT="0x%0${#FROM}X\n"
else
    FORMAT="0x%0${#TO}X\n"
fi
FROM=$(printf '%d' 0x$FROM) TO=$(printf '%d' 0x$TO)
while test $FROM -le $TO; do
    printf $FORMAT $FROM
    FROM=$((FROM+1))
done
printf '\n'