#!/bin/sh LEN="$1" STR="$2" PAD='\0' STRLEN=`echo $STR | wc -c` RES="$STR" EXTRALEN=`expr $LEN - $STRLEN` while [ "$EXTRALEN" -gt 32 ]; do RES="$RES$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD$PAD" EXTRALEN=`expr $EXTRALEN - 32` done while [ "$EXTRALEN" -gt 0 ]; do RES="$RES$PAD" EXTRALEN=`expr $EXTRALEN - 1` done cat <