Re: [Bluez-users] PIN Authentication Problems on MDV 2007

Marcel Holtmann
2006-10-15T13:11:00Z

Hi Manuel,

> I have updated to Mandriva 2007, and I can't figure why, I can't make
> things get back working, when I used mdv 2006 all bluez went on OK.
>
> Here is my hcid.conf:
> #
> # HCI daemon configuration file.
> #
>
> # HCId options
> options {
> # Automatically initialize new devices
> autoinit yes;
>
> # Security Manager mode
> # none - Security manager disabled
> # auto - Use local PIN for incoming connections
> # user - Always ask user for a PIN
> #
> security user;
>
> # Pairing mode
> # none - Pairing disabled
> # multi - Allow pairing with already paired devices
> # once - Pair once and deny successive attempts
> pairing multi;
>
> # Default PIN code for incoming connections
> passkey "1234";
>
> pin_helper /bin/bluepin;
>
> #dbus_pin_helper;
> }
>
> # Default settings for HCI devices
> device {
> # Local device name
> # %d - device id
> # %h - host name
> name "BlueZ (%d)";
>
> # Local device class
> class 0x3e0100;
>
> # Default packet type
> #pkt_type DH1,DM1,HV1;
>
> # Inquiry and Page scan
> iscan enable; pscan enable;
>
> # Default link mode
> # none - no specific policy
> # accept - always accept incoming connections
> # master - become master on incoming connections,
> # deny role switch on outgoing connections
> lm accept;
>
> # Default link policy
> # none - no specific policy
> # rswitch - allow role switch
> # hold - allow hold mode
> # sniff - allow sniff mode
> # park - allow park mode
> lp rswitch,hold,sniff,park;
> }
> ---
>
> /bin/bluepin is no more than a link to kbluetooth pin.
>
> The thing is that, when ever I try to establish a connection, it seems
> that BlueZ (or something else) is missing the PIN code.
>
> I'm doing:
> hcitool cc 00:50:C2:58:50:00 //To get the connection on
> hcitool key 00:50:C2:58:50:00 //To Exchange Link Kety,
>
> I have even tried with hcitool auth 00:50:C2:58:50:00, every time the
> result is the same.
>
> hcidump -X -V shows this:
> > HCI Event: PIN Code Request (0x16) plen 6
> bdaddr 00:50:C2:58:50:00
> < HCI Command: PIN Code Request Negative Reply (0x01|0x000e) plen 6
> bdaddr 00:50:C2:58:50:00
> > HCI Event: Command Complete (0x0e) plen 10
> PIN Code Request Negative Reply (0x01|0x000e) ncmd 1
> status 0x00 bdaddr 00:50:C2:58:50:00
> > HCI Event: Auth Complete (0x06) plen 3
> status 0x06 handle 1
> Error: PIN or Key Missing
>
> And I never get a Pin Request from the BlueZ side.

starting with bluez-utils-3.x the PIN helper concept has been replaced
with a passkey agent interface. You need to run a passkey agent to get
you PIN request dialog. One example would be bt-applet from the
bluez-gnome package.

Regards

Marcel