Re: [Bluez-users] about rfcomm tty channel listening

[Marcel Holtmann <marcel@holtmann.org>]

Hi,

> >>    When i bind a rfcomm tty socket, Could i serve mulitple connections
> >>at the same time? And how about rfcomm raw socket? if the answer is no,
> >>that mean i need to open a new channel to listen.
> >>    Also , could i connect the rfcomm channel in the same computer?
> >
> >be more specific in what you are trying to do. I can't follow you.
> >
>     Sorry for my bad english, may be i describe more.
>     I am now writing a server program to accept 2 rfcomm connections. I
> found that it is not possible to accept 2 connections with same channel.
> Why i ask this because, in tcp socket, a server create a socket with
> e.g. 80 port. It can then accept multiple connections with the same port
> number. The behavior is different between channel and socket.
>     So, if i want to make multiple connections with rfcomm, i need to
> bind, listen and accept in another rfcomm socket. Does this thinking
> correct?

this works if the two client connections are from different devices. If
they are coming from the same device then this won't work and you need a
second server on a different channel.

Regards

Marcel




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