how to share files on my PS3 and computer with a ethernet network?

i want to be able to recieve files over a direct link between my ps3 and computer with my network card.

plus i want to use the internet on my ps3 over the network, with my modem connected to the usb, and the ps3 with my network card and ethernet.

please give instructions in full detail please.
please give me instruction on how to set it up on the computer and ps3.

thank you

Take the connection you use for your computer in ternet and connect it to your PS3

sdjfskd

i want to do the same thing can some 1 plz help us

ok.... so I read a lot about file sharing and a lot of it is FALSE! Because they say you can't share files if your using different OS's! I do it all the time. I have a Vista, Win7, and XP, not sure why I can't share via sony OS. Can someone help me 2