From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Wed, 18 Apr 2007 18:19:53 -0700 (PDT) From: walt shekrota To: BlueZ users In-Reply-To: <1176939477.6741.26.camel@aeonflux.holtmann.net> MIME-Version: 1.0 Message-ID: <619708.58049.qm@web62305.mail.re1.yahoo.com> Subject: Re: [Bluez-users] security block Reply-To: BlueZ users List-Id: BlueZ users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============1561656311==" Sender: bluez-users-bounces@lists.sourceforge.net Errors-To: bluez-users-bounces@lists.sourceforge.net --===============1561656311== Content-Type: multipart/alternative; boundary="0-1213338629-1176945593=:58049" Content-Transfer-Encoding: 8bit --0-1213338629-1176945593=:58049 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Hi Marcel, I'm a little lost why it gets it. I think some indirect reason is why pin is neg reply. '0000' is the right pin! swordfish bluetooth # sdptool browse Inquiring ... Browsing 00:19:1F:29:E0:4C ... This is the last 25% or so of the hcidump. you can see the pin refusal and the security block at the end. This is after pairing and running btsco for headset address. > ACL data: handle 41 flags 0x02 dlen 22 L2CAP(d): cid 0x0040 len 18 [psm 1] SDP SSA Rsp: tid 0x2 len 0xd count 10 record #0 aid 0x0000 (SrvRecHndl) uint 0x10001 aid 0x0001 (SrvClassIDList) < uuid-16 0x1108 (Headset) uuid-16 0x1203 (Audio) > aid 0x0004 (ProtocolDescList) < < uuid-16 0x0100 (L2CAP) > < uuid-16 0x0003 (RFCOMM) uint 0x2 > > aid 0x0006 (LangBaseAttrIDList) < uint 0x656e uint 0x6a uint 0x100 > aid 0x0009 (BTProfileDescList) < < uuid-16 0x1108 (Headset) uint 0x100 > > aid 0x0100 (SrvName) str "Headset" aid 0x0302 (unknown) bool 0x1 cont 00 < ACL data: handle 41 flags 0x02 dlen 12 L2CAP(s): Disconn req: dcid 0x0042 scid 0x0040 < HCI Command: Read Voice Setting (0x03|0x0025) plen 0 > HCI Event: Number of Completed Packets (0x13) plen 5 handle 41 packets 1 > HCI Event: Command Complete (0x0e) plen 6 Read Voice Setting (0x03|0x0025) ncmd 1 status 0x00 voice setting 0x0060 < ACL data: handle 41 flags 0x02 dlen 12 L2CAP(s): Connect req: psm 3 scid 0x0041 > ACL data: handle 41 flags 0x02 dlen 12 L2CAP(s): Disconn rsp: dcid 0x0042 scid 0x0040 > HCI Event: Number of Completed Packets (0x13) plen 5 handle 41 packets 1 > ACL data: handle 41 flags 0x02 dlen 16 L2CAP(s): Connect rsp: dcid 0x0043 scid 0x0041 result 1 status 2 Connection pending - Authorization pending > HCI Event: PIN Code Request (0x16) plen 6 bdaddr 00:19:1F:29:E0:4C < HCI Command: PIN Code Request Negative Reply (0x01|0x000e) plen 6 bdaddr 00:19:1F:29:E0:4C > HCI Event: Command Complete (0x0e) plen 10 PIN Code Request Negative Reply (0x01|0x000e) ncmd 1 status 0x00 bdaddr 00:19:1F:29:E0:4C > ACL data: handle 41 flags 0x02 dlen 16 L2CAP(s): Connect rsp: dcid 0x0000 scid 0x0041 result 3 status 0 Connection refused - security block > HCI Event: Disconn Complete (0x05) plen 4 status 0x00 handle 41 reason 0x13 Reason: Remote User Terminated Connection ========================================= Here is the tail of the log itself. snd-bt-sco: playback_open snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: playback_trigger 1 snd-bt-sco: setting playback to bspcm snd-bt-sco: capture_open snd-bt-sco: capture_prepare snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: capture_prepare snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: capture_trigger 1 snd-bt-sco: setting capture to bspcm Bluetooth: SCO (Voice Link) ver 0.5 Bluetooth: SCO socket layer initialized snd-bt-sco: capture_trigger 0 snd-bt-sco: setting capture to NULL snd-bt-sco: playback_trigger 0 snd-bt-sco: setting playback to NULL snd-bt-sco: Disposing of previous socket count 3 snd-bt-sco: file_count is 1 (expected 3) snd-bt-sco: playback_open snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24 snd-bt-sco: playback_trigger 1 snd-bt-sco: setting playback to bspcm hci_scodata_packet: hci0 SCO packet for unknown connection handle 44 snd-bt-sco: Disposing of previous socket count 1 hci_scodata_packet: hci0 SCO packet for unknown connection handle 49 Marcel Holtmann wrote: Hi Walt, > Can anyone explain what might be the condition when l2cap responds > with 'security block' as seen in the sniffer? this can have multiple reasons. Check "hcidump -X -V" and also look at the syslog messages from hcid. Regards Marcel ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Bluez-users mailing list Bluez-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bluez-users --------------------------------- Ahhh...imagining that irresistible "new car" smell? Check outnew cars at Yahoo! Autos. --0-1213338629-1176945593=:58049 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Hi Marcel,
I'm a little lost why it gets it. I think some indirect reason is why pin is neg reply. '0000' is the right pin!

swordfish bluetooth # sdptool browse
Inquiring ...
Browsing 00:19:1F:29:E0:4C ...


This is the last 25% or so of the hcidump. you can see the pin refusal and the security block at the end. This is after pairing and running btsco for headset address.


> ACL data: handle 41 flags 0x02 dlen 22
    L2CAP(d): cid 0x0040 len 18 [psm 1]
        SDP SSA Rsp: tid 0x2 len 0xd
          count 10
          record #0
              aid 0x0000 (SrvRecHndl)
                 uint 0x10001
              aid 0x0001 (SrvClassIDList)
                 < uuid-16 0x1108 (Headset) uuid-16 0x1203 (Audio) >
              aid 0x0004 (ProtocolDescList)
                 < < uuid-16 0x0100 (L2CAP) > <
                 uuid-16 0x0003 (RFCOMM) uint 0x2 > >
              aid 0x0006 (LangBaseAttrIDList)
                 < uint 0x656e uint 0x6a uint 0x100 >
              aid 0x0009 (BTProfileDescList)
                 < < uuid-16 0x1108 (Headset) uint 0x100 > >
              aid 0x0100 (SrvName)
                 str "Headset"
              aid 0x0302 (unknown)
                 bool 0x1
          cont 00
< ACL data: handle 41 flags 0x02 dlen 12
    L2CAP(s): Disconn req: dcid 0x0042 scid 0x0040
< HCI Command: Read Voice Setting (0x03|0x0025) plen 0
> HCI Event: Number of Completed Packets (0x13) plen 5
    handle 41 packets 1
> HCI Event: Command Complete (0x0e) plen 6
    Read Voice Setting (0x03|0x0025) ncmd 1
    status 0x00 voice setting 0x0060
< ACL data: handle 41 flags 0x02 dlen 12
    L2CAP(s): Connect req: psm 3 scid 0x0041
> ACL data: handle 41 flags 0x02 dlen 12
    L2CAP(s): Disconn rsp: dcid 0x0042 scid 0x0040
> HCI Event: Number of Completed Packets (0x13) plen 5
    handle 41 packets 1
> ACL data: handle 41 flags 0x02 dlen 16
    L2CAP(s): Connect rsp: dcid 0x0043 scid 0x0041 result 1 status 2
      Connection pending - Authorization pending
> HCI Event: PIN Code Request (0x16) plen 6
    bdaddr 00:19:1F:29:E0:4C
< HCI Command: PIN Code Request Negative Reply (0x01|0x000e) plen 6
    bdaddr 00:19:1F:29:E0:4C
> HCI Event: Command Complete (0x0e) plen 10
    PIN Code Request Negative Reply (0x01|0x000e) ncmd 1
    status 0x00 bdaddr 00:19:1F:29:E0:4C
> ACL data: handle 41 flags 0x02 dlen 16
    L2CAP(s): Connect rsp: dcid 0x0000 scid 0x0041 result 3 status 0
      Connection refused - security block
> HCI Event: Disconn Complete (0x05) plen 4
    status 0x00 handle 41 reason 0x13
    Reason: Remote User Terminated Connection

=========================================

Here is the tail of the log itself.

snd-bt-sco: playback_open
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: playback_trigger 1
snd-bt-sco: setting playback to bspcm
snd-bt-sco: capture_open
snd-bt-sco: capture_prepare
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: capture_prepare
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: capture_trigger 1
snd-bt-sco: setting capture to bspcm
Bluetooth: SCO (Voice Link) ver 0.5
Bluetooth: SCO socket layer initialized
snd-bt-sco: capture_trigger 0
snd-bt-sco: setting capture to NULL
snd-bt-sco: playback_trigger 0
snd-bt-sco: setting playback to NULL
snd-bt-sco: Disposing of previous socket count 3
snd-bt-sco: file_count is 1 (expected 3)
snd-bt-sco: playback_open
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: prepare ok bps: 16000 size: 5462 count: 24
snd-bt-sco: playback_trigger 1
snd-bt-sco: setting playback to bspcm
hci_scodata_packet: hci0 SCO packet for unknown connection handle 44
snd-bt-sco: Disposing of previous socket count 1
hci_scodata_packet: hci0 SCO packet for unknown connection handle 49

Marcel Holtmann <marcel@holtmann.org> wrote:
Hi Walt,

> Can anyone explain what might be the condition when l2cap responds
> with 'security block' as seen in the sniffer?

this can have multiple reasons. Check "hcidump -X -V" and also look at
the syslog messages from hcid.

Regards

Marcel



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