Hi,
Following patches add support for parsing SAP PDU. Below is sample output from
'hcidump -X -S 8' for reference.
> ACL data: handle 1 flags 0x02 dlen 20
L2CAP(d): cid 0x0040 len 16 [psm 3]
RFCOMM(d): UIH: cr 1 dlci 16 pf 0 ilen 12 fcs 0x24
SAP: Connect Req: params 1
MaxMsgSize (0x00) len 2 = 2048
< ACL data: handle 1 flags 0x00 dlen 28
L2CAP(d): cid 0x0040 len 24 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 16 pf 0 ilen 20 fcs 0xfe
SAP: Connect Resp: params 2
ConnectionStatus (0x01) len 1 = 0x02 (Error, Server does not support maximum message size)
MaxMsgSize (0x00) len 2 = 512
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 1 packets 1
> ACL data: handle 1 flags 0x02 dlen 21
L2CAP(d): cid 0x0040 len 17 [psm 3]
RFCOMM(d): UIH: cr 1 dlci 16 pf 1 ilen 12 fcs 0x38 credits 1
SAP: Connect Req: params 1
MaxMsgSize (0x00) len 2 = 512
< ACL data: handle 1 flags 0x00 dlen 20
L2CAP(d): cid 0x0040 len 16 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 16 pf 0 ilen 12 fcs 0xfe
SAP: Connect Resp: params 1
ConnectionStatus (0x01) len 1 = 0x00 (OK, Server can fulfill requirements)
< ACL data: handle 1 flags 0x00 dlen 20
L2CAP(d): cid 0x0040 len 16 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 16 pf 0 ilen 12 fcs 0xfe
SAP: Status Ind: params 1
StatusChange (0x08) len 1 = 0x01 (Card reset)
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 1 packets 1
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 1 packets 1
> ACL data: handle 1 flags 0x02 dlen 13
L2CAP(d): cid 0x0040 len 9 [psm 3]
RFCOMM(d): UIH: cr 1 dlci 16 pf 1 ilen 4 fcs 0x38 credits 2
SAP: Transfer ATR Req: params 0
< ACL data: handle 1 flags 0x00 dlen 36
L2CAP(d): cid 0x0040 len 32 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 16 pf 0 ilen 28 fcs 0xfe
SAP: Transfer ATR Resp: params 2
ResultCode (0x02) len 1 = 0x00 (OK, request processed correctly)
ATR (0x06) len 12 =
0000: 3b 98 95 00 93 94 03 05 0e 02 02 02 ;...........
> HCI Event: Number of Completed Packets (0x13) plen 5
handle 1 packets 1
> ACL data: handle 1 flags 0x02 dlen 25
L2CAP(d): cid 0x0040 len 21 [psm 3]
RFCOMM(d): UIH: cr 1 dlci 16 pf 1 ilen 16 fcs 0x38 credits 1
SAP: Transfer APDU Req: params 1
CommandAPDU (0x04) len 7 =
0000: 00 a4 08 0c 02 2f e2 ...../.
< ACL data: handle 1 flags 0x00 dlen 28
L2CAP(d): cid 0x0040 len 24 [psm 3]
RFCOMM(d): UIH: cr 0 dlci 16 pf 0 ilen 20 fcs 0xfe
SAP: Transfer APDU Resp: params 2
ResultCode (0x02) len 1 = 0x00 (OK, request processed correctly)
ResponseAPDU (0x05) len 2 =
0000: 6e 00 n.
Andrzej Kaczmarek (3):
Add basic SAP parsing
Add parameters parsing support for SAP PDU
core: Add support for passing RFCOMM channel for SAP
Makefile.am | 1 +
parser/parser.h | 2 +
parser/rfcomm.c | 7 ++
parser/sap.c | 335 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
src/hcidump.c | 11 +-
5 files changed, 355 insertions(+), 1 deletion(-)
create mode 100644 parser/sap.c
--
1.7.9.4
--
To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
