Excellent suggestion. 
The OP needs a Raspberry Pi.
Mind you explaining why he wants to use a barcode reader might help. 
USB Host library for Arduino Due only support usb Mouse ,keyboard and joystick.
There was no library available to interface with other usb based devices like barcode scanner ,printer .
Native usb port is like a lollipop provided by Arduino
USB Host library for Arduino Due only support usb Mouse ,keyboard and joystick.
As stated earlier, the majority of USB barcode scanners "look" like a USB keyboard.
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