| Code Sample |
#!/bin/sh #rawread device=$1 blocksize=`isoinfo -d -i $device | grep "^Logical block size is:" | cut -d " " -f 5` if test "$blocksize" = ""; then echo catdevice FATAL ERROR: Blank blocksize >&2 exit fi blockcount=`isoinfo -d -i $device | grep "^Volume size is:" | cut -d " " -f 4` if test "$blockcount" = ""; then echo catdevice FATAL ERROR: Blank blockcount >&2 exit fi command="dd if=$device bs=$blocksize count=$blockcount conv=notrunc,noerror" echo "$command" >&2 $command |