Subject: Re: [Bluez-users] How to initiate a Pin-Exchange?
From: Marcel Holtmann <marcel@holtmann.org>
To: "Nicholas A. Preyss" <nalp@gmx.net>
Cc: BlueZ Mailing List <bluez-users@lists.sourceforge.net>
In-Reply-To: <20040415202106.GA17934@gmx.net>
References: <200404142203.21126.panizzon@woody.ch>
	 <200404142211.55534.cijoml@volny.cz> <200404151149.35989.panizzon@woody.ch>
	 <200404151729.32798.cijoml@volny.cz>  <20040415202106.GA17934@gmx.net>
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Message-Id: <1082160503.4489.25.camel@pegasus>
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Sender: bluez-users-admin@lists.sourceforge.net
Errors-To: bluez-users-admin@lists.sourceforge.net
Date: Sat, 17 Apr 2004 02:08:23 +0200

Hi Nicholas,

> If you try to connect from a bluez-computer to any other device, it
> should etablish a connection. The stack should notice that there is need
> for a link key and if none exists it requests a pin. 
> 
> < HCI Command: Create Connection(0x01|0x0005) plen 13
> > HCI Event: Command Status(0x0f) plen 4
> > HCI Event: Link Key Request(0x17) plen 6
> < HCI Command: Link Key Request Reply(0x01|0x000b) plen 22
> > HCI Event: Command Complete(0x0e) plen 10
> > HCI Event: PIN Code Request(0x16) plen 6
> < HCI Command: PIN Code Request Reply(0x01|0x000d) plen 23
> > HCI Event: Command Complete(0x0e) plen 10
> > HCI Event: Link Key Notification(0x18) plen 23
> > HCI Event: Connect Complete(0x03) plen 11
> < HCI Command: Write Link Policy Settings(0x02|0x000d) plen 4
> > HCI Event: Command Complete(0x0e) plen 6

this is security mode 3 ;)

> I etablished the connection with hcitool. Which prints an timeout but
> completes the connection as requested.

And the create connection command of hcitool is for low level testing
only. You should better use l2ping or sdptool/rfcomm for testing.

> P.S.: I noticed that bluez-pin only get the correct xauth credentials
> when the bluetooth userland daemons are restarted after X is up.
> Unfortunately I understand nothing from the X Authentication system, so
> i have no clue why or how to fix it.

You can use the D-Bus enabled hcid and bluez-pin package.

Regards

Marcel


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