Barcode Specifications

I created an application to generate barcode based on the user inputed data. I have written an application for generating barcode based on “Code 128″. I generated that Borcode based on the following specification.
http://www.spatula.net:8000/proc/barcode/code128.src
You can find all barcode specifications on the following link:
http://www.spatula.net:8000/proc/barcode/index.src

Thanks & Regards,
Vijay Modi