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Commit c35fd28f authored by Alice Kuo's avatar Alice Kuo
Browse files

Support ase attribute handle assignment as dump ISO data 

Some hci log file didn't contain the pairing process, the tool could not
get the correct codec paramter by parsing the packet automatically due
to the ASE control point attribute handle missing. Add the feature to
make it eaiser. The user can assign the ASE attibute handle used for
parsing. The tool could based on it to get the correct codec parameter
and generate the header for the decoder

Bug: 200748923
Bug: 150670922
Test: dump ISO data with ase handle assign on the log without pairing process
Change-Id: I67024709c37314a0f16e471368cfd9872c35f79b
parent d796637e

system/tools/scripts/dump_le_audio.py

+13 −0
Original line number Diff line number Diff line
@@ -117,6 +117,7 @@ AUDIO_LOCATION_CENTER = 0x04 
packet_number = 0

debug_enable = False

add_header = False

ase_handle = 0xFFFF





class Connection:
@@ -231,6 +232,10 @@ def parse_att_read_by_type_rsp(packet, connection_handle): 


def parse_att_write_cmd(packet, connection_handle, timestamp):

    attribute_handle, packet = unpack_data(packet, 2, False)

    global ase_handle

    if ase_handle != 0xFFFF:

       connection_map[connection_handle].ase_handle = ase_handle



    if connection_map[connection_handle].ase_handle == attribute_handle:

        if debug_enable:

            debug_print("Action with ASE Control point")
@@ -497,18 +502,26 @@ def main(): 
        "--header",

        help="Add the header for LC3 Conformance Interoperability Test Software V.1.0.3.",

        action="store_true")

    parser.add_argument(

        "--ase_handle",

        help="Set the ASE handle manually.",

        type=int)



    argv = parser.parse_args()

    BTSNOOP_FILE_NAME = argv.btsnoop_file



    global debug_enable

    global add_header

    global ase_handle

    if argv.verbose:

        debug_enable = True



    if argv.header:

        add_header = True



    if argv.ase_handle:

        ase_handle = int(argv.ase_handle)



    with open(BTSNOOP_FILE_NAME, "rb") as btsnoop_file:

        if btsnoop_file.read(16) != BTSNOOP_HEADER:

            print("Invalid btsnoop header")