#!/bin/bash

#Written by W3ird_N3rd. Any bugs are my fault. I take no responsibility. Please complain to your God if something goes wrong.
#This script is public domain. Don't come to me complaining about copyright, I don't want it

if [ "$1" == "" ] || [ "$2" == "" ]
then
echo "No arguments!"
echo "Usage: hdburnin sourceFILE destDIR [quiet]"
exit
fi

filename=$(basename $1)
destfile="$2/$filename"
NUMBER=0

echo "Destfile is $destfile"
#copy destfile
cp "$1" "$2"
#check destfile
md5=$(md5sum $destfile)
sumresult=$md5

echo "Destfile sum: $md5"

while [ "$sumresult" == "$md5" ]
do
#copy file
begincopy=$(date +%s)
cp "$1" "$2"
endcopy=$(date +%s)
copytime=$[$endcopy - $begincopy]
#checksum file
beginsum=$(date +%s)
sumresult=$(md5sum $destfile)
endsum=$(date +%s)
sumtime=$[$endsum - $beginsum]
NUMBER=$[$NUMBER + 1]
if [ ! $3 ] && [ "$sumresult" == "$md5" ]
then
echo "Test #$NUMBER. Sum OK. Copy took $copytime seconds, checksum took $sumtime seconds."
fi
done
#This portion would never be reached normally as the while runs indefinitely as long as checksums are ok
echo "$md5 was expected"
echo ""
echo "$sumresult was the result"
echo "FAILED AFTER $NUMBER TESTS. CHECKSUM FAILURE. PLEASE SUE YOUR HARDWARE VENDOR."