xref: /aosp_15_r20/external/scapy/test/bluetooth.uts (revision 7dc08ffc4802948ccbc861daaf1e81c405c2c4bd)

% Scapy Bluetooth layer tests

+ HCI Commands
= LE Create Connection Cancel

expected_cmd_raw_data = hex_bytes("010e2000")
cmd_raw_data = raw(HCI_Hdr() / HCI_Command_Hdr() / HCI_Cmd_LE_Create_Connection_Cancel())
assert(expected_cmd_raw_data == cmd_raw_data)

= Disconnect
expected_cmd_raw_data = hex_bytes("01060403341213")
cmd_raw_data = raw(HCI_Hdr() / HCI_Command_Hdr() / HCI_Cmd_Disconnect(handle=0x1234))
assert(expected_cmd_raw_data == cmd_raw_data)

= LE Connection Update Command
expected_cmd_raw_data = hex_bytes("0113200e47000a00140001003c000100ffff")
cmd_raw_data = raw(
    HCI_Hdr() / HCI_Command_Hdr() / HCI_Cmd_LE_Connection_Update(
        handle=0x47, min_interval=10, max_interval=20, latency=1, timeout=60,
        min_ce=1, max_ce=0xffff))
assert(expected_cmd_raw_data == cmd_raw_data)


+ HCI Events
= LE Connection Update Event
evt_raw_data = hex_bytes("043e0a03004800140001003c00")
evt_pkt =  HCI_Hdr(evt_raw_data)
assert(evt_pkt[HCI_LE_Meta_Connection_Update_Complete].handle == 0x48)
assert(evt_pkt[HCI_LE_Meta_Connection_Update_Complete].interval == 20)
assert(evt_pkt[HCI_LE_Meta_Connection_Update_Complete].latency == 1)
assert(evt_pkt[HCI_LE_Meta_Connection_Update_Complete].timeout == 60)


+ Bluetooth LE Advertising / Scan Response Data Parsing
= Parse EIR_Flags, EIR_CompleteList16BitServiceUUIDs, EIR_CompleteLocalName and EIR_TX_Power_Level

ad_report_raw_data = \
    hex_bytes("043e2b020100016522c00181781f0201020303d9fe1409" \
              "506562626c652054696d65204c452037314536020a0cde")
scapy_packet = HCI_Hdr(ad_report_raw_data)

assert(scapy_packet[EIR_Flags].flags == 0x02)
assert(scapy_packet[EIR_CompleteList16BitServiceUUIDs].svc_uuids == [0xfed9])
assert(scapy_packet[EIR_CompleteLocalName].local_name == b'Pebble Time LE 71E6')
assert(scapy_packet[EIR_TX_Power_Level].level == 12)

= Parse EIR_Manufacturer_Specific_Data

scan_resp_raw_data = \
    hex_bytes("043e2302010401be5e0eb9f04f1716ff5401005f423331" \
              "3134374432343631fc00030c0000de")
scapy_packet = HCI_Hdr(scan_resp_raw_data)

assert(scapy_packet[EIR_Manufacturer_Specific_Data].data == b'\x00_B31147D2461\xfc\x00\x03\x0c\x00\x00')
assert(scapy_packet[EIR_Manufacturer_Specific_Data].company_id == 0x154)

= Basic L2CAP dissect
a = L2CAP_Hdr(b'\x08\x00\x06\x00\t\x00\xf6\xe5\xd4\xc3\xb2\xa1')
assert a[SM_Identity_Address_Information].address == 'a1:b2:c3:d4:e5:f6'
assert a[SM_Identity_Address_Information].atype == 0
a.show()

= Basic HCI_ACL_Hdr build & dissect
a = HCI_Hdr()/HCI_ACL_Hdr(handle=0xf4c, PB=2, BC=2, len=20)/L2CAP_Hdr(len=16)/L2CAP_CmdHdr(code=8, len=12)/Raw("A"*12)
assert raw(a) == b'\x02L\xaf\x14\x00\x10\x00\x05\x00\x08\x00\x0c\x00AAAAAAAAAAAA'
b = HCI_Hdr(raw(a))
assert a == b

= Complex HCI - L2CAP build
a = HCI_Hdr()/HCI_ACL_Hdr()/L2CAP_Hdr()/L2CAP_CmdHdr()/L2CAP_ConnReq(scid=1)
assert raw(a) == b'\x02\x00\x00\x0c\x00\x08\x00\x05\x00\x02\x00\x04\x00\x00\x00\x01\x00'
a.show()

= Complex HCI - L2CAP dissect
a = HCI_Hdr(b'\x02\x00\x00\x11\x00\r\x00\x05\x00\x0b\x00\t\x00\x01\x00\x00\x00debug')
assert a[L2CAP_InfoResp].result == 0
assert a[L2CAP_InfoResp].data == b"debug"

= Answers
a = HCI_Hdr(b'\x02\x00\x00\x0c\x00\x08\x00\x05\x00\x02\x00\x04\x00\x00\x00\x9a;')
b = HCI_Hdr(b'\x02\x00\x00\x10\x00\x0c\x00\x05\x00\x03\x00\x08\x00\x9a;\x00\x00\x00\x00\x01\x00')
assert b.answers(a)
assert not a.answers(b)

a = HCI_Hdr(b'\x02\x00\x00\x0c\x00\x08\x00\x05\x00\x04\x00\x04\x00\x15\x00\x00\x00')
b = HCI_Hdr(b'\x02\x00\x00\x0e\x00\n\x00\x05\x00\x05\x00\x06\x00\x15\x00\x00\x00\x02\x00')
assert b.answers(a)
assert not a.answers(b)

= EIR_Hdr - misc
a = HCI_Hdr()/HCI_Event_Hdr()/HCI_Event_LE_Meta()/HCI_LE_Meta_Advertising_Report(addr = "a1:b2:c3:d4:e5:f6", data=EIR_Hdr()/EIR_CompleteLocalName(local_name="scapy"))
assert raw(a) == b'\x04>\x00\x02\x00\x00\x00\xf6\xe5\xd4\xc3\xb2\xa1\x07\x06\tscapy\x00'
b = HCI_Hdr(raw(a))
assert b.data[0][EIR_CompleteLocalName].local_name == b"scapy"
assert b[HCI_LE_Meta_Advertising_Report].addr == "a1:b2:c3:d4:e5:f6"

assert a.summary() == "HCI Event / HCI_Event_Hdr / HCI_Event_LE_Meta / HCI_LE_Meta_Advertising_Report"

= ATT_Hdr - misc
a = HCI_Hdr()/HCI_ACL_Hdr()/L2CAP_Hdr()/ATT_Hdr()/ATT_Read_By_Type_Request_128bit(uuid1=0xa14, uuid2=0xa24)
a = HCI_Hdr(raw(a))
a.show()
a.mysummary()
assert ATT_Read_By_Type_Request_128bit in a
assert not Raw in a

b = HCI_Hdr()/HCI_ACL_Hdr()/L2CAP_Hdr()/ATT_Hdr()/ATT_Read_By_Type_Request(uuid=0xa14)
b = HCI_Hdr(raw(b))
b.show()
b.mysummary()
assert ATT_Read_By_Type_Request in b
assert not Raw in b