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Subject: Re: [Bluez-devel] piconet..
From: Marcel Holtmann <marcel@holtmann.org>
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Date: Sat, 11 Dec 2004 13:10:35 +0100

Hi Steffen,

> > > PS. I belive that the PSM in the L2CAP layer can serve more than one
> > > client or am I totally wrong? otherwise I should update the PSM
> > > everytime a new client connect..
> > 
> > It can also serve multiple PSM on the same ACL link.
> 
> Ok.. how do I do that?
> 
> Currently I am setting the PSM on my socket like this:
> 
> <code snip>
> loc_addr.l2_family = AF_BLUETOOTH;
> 
> bacpy(&loc_addr.l2_bdaddr, local_bdaddr);
> 
> loc_addr.l2_psm = htobs(psm);
> 
> 
> if (bind(sk, (struct sockaddr *) &loc_addr, sizeof(loc_addr)) < 0) {
> 
> printf("could not bind socket: %i\n", sk);
> 
> syslog(LOG_ERR, "Can't bind socket. %s(%d)", strerror(errno), errno);
> 
> exit(1);
> 
> }
> 
> </code snip>

you call listen() and then accept() for every incoming connection. It is
the same as for TCP/IP.

Regards

Marcel




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