How to get serial number from Mac hard disks?

Question

Is there an easy way to get the serial number of all the hard disks in a Mac using an API?

Basically, I\'m looking for a unique identifier for the hard disk with whi

Answer 1

From the command line:

ioreg -rd1 -w0 -c AppleAHCIDiskDriver | grep Serial

This gives you the serial number of the built-in hard disk.