L4_IPC_DOPE() understanding

Christian Helmuth ch12 at os.inf.tu-dresden.de
Mon Mar 17 16:39:47 CET 2008


On Mon, Mar 17, 2008 at 02:03:41PM +0100, Björn Döbel wrote:
> * the number of DWORDS in your message (in the example 0)
> * the number of indirect strings in your message (in the example 1)
> which means that in the example the message descriptor contains no
> dwords and one string descriptor (pointer & size) as IPC payload.

I know that won't work with L4V2, because it always uses 2 dword
parameters. But I'm not sure about current Fiasco trunk... so double-check
or expect trouble.

Christian Helmuth

TU Dresden, Dept. of CS
Operating Systems Group

More information about the l4-hackers mailing list