Usage:
----------------------------------------------------
TreadAES.exe {key} {input_path} {output_path} {mode}
TreadAES.exe test
----------------------------------------------------
key = hexidecimal key e.g 0x00112233445566778899aabbccddeeff
input_path = input file
output_path = output file
mode = 'encrypt' or 'decrypt'
Note: paths are absolute
test mode will run unit tests only
Files are not to be overwritten
Author: Hayden Virtue 2012
Implementation of Nov 2001 Unclassfied AES standard http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf