Alessio Di Mauro

Implement CMAC

3

I was playing around with CMAC and I thought I'd contribute back what code I have. I'm still learning rust, so the code is by no means perfect. Also, given...

Abort when opening an already existing file

2

It is somewhat surprising that `open_file` appends by default. Truncating sounds like a worse option, so the only viable solution seems to be to throw an error back at the...