Christian writes: > I have a device which gives me a function to transmit data in a hdlc > frame, so i can just call some function like: > > tx_frame(char *p, int l); > > and i can be sure the data will come out on the other side in exactly 1 > hdlc frame with size l. > > on the other hand i have installed a callback like > > rx_frame(char *p, int l); > > where i receive the data from exactly 1 hdlc frame with length l. Have a look at Documentation/networking/ppp_generic.txt and drivers/net/ppp_synctty.c in the Linux kernel sources. Paul. - To unsubscribe from this list: send the line "unsubscribe linux-ppp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html