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How to use parse_device_descriptor method in Playwright Python

Best Python code snippet using playwright-python

core.py

Source:core.py

...343                        protocol.send_data(tunnel_request.get_message(), target)344                        queue.task_done()345                        continue346                    dev_desc = struct.unpack('!H', descriptor)[0]347                    desc_medium, desc_type, desc_version = knxmap.utils.parse_device_descriptor(dev_desc)348                    device_state = None349                    if desc_type > 1:350                        # Read System 2 and System 7 manufacturer ID object351                        manufacturer = yield from protocol.apci_property_value_read(352                            target,353                            property_id=DEVICE_OBJECTS.get('PID_MANUFACTURER_ID'))354                        if isinstance(manufacturer, (str, bytes, bytearray)):355                            manufacturer = int.from_bytes(manufacturer, 'big')356                            manufacturer = knxmap.utils.get_manufacturer_by_id(manufacturer)357                        # Read the device state358                        device_state_data = yield from protocol.apci_memory_read(359                            target,360                            memory_address=0x0060)361                        if device_state_data:...

tunnel.py

Source:tunnel.py

...415        try:416            dev_desc = struct.unpack('!H', descriptor)[0]417        except (struct.error, TypeError):418            return False419        _, desc_type, _ = KnxMessage.parse_device_descriptor(dev_desc)420        return desc_type421    async def apci_device_descriptor_read(self, target):422        tunnel_request = self.make_tunnel_request(target)423        tunnel_request.apci_device_descriptor_read(424            sequence=self.tpci_seq_counts.get(target))425        LOGGER.trace_outgoing(tunnel_request)426        value = await self.send_data(tunnel_request.get_message(), target)427        await self.tpci_send_ncd(target)428        if isinstance(value, KnxTunnellingRequest):429            cemi = value.cemi430            if cemi.apci.apci_type == CEMI_APCI_TYPES.get('A_DeviceDescriptor_Response') and \431                    cemi.data:432                return value.cemi.data433        else:...

eeprom.py

Source:eeprom.py

...145    # configuration count146    device_bytes += b'\x01'147    assert len(device_bytes) == 16148    return struct.pack('<BB', 2 + len(device_bytes), 1) + device_bytes149def parse_device_descriptor(data):150    if len(data) == 0:151        return []152    assert data[0] == 18153    assert data[1] == 1154    return [155        ('usb_version', struct.unpack_from('<H', data, 2)[0], lambda value: '{0}.{1:02}'.format(value >> 8, value & 0xFF)),156        ('class_code', data[4], str),157        ('subclass_code', data[5], str),158        ('protocol_code', data[6], str),159        ('max_packet_size', data[7], str),160        ('vendor_id', struct.unpack_from('<H', data, 8)[0], '0x{0:04X}'.format),161        ('product_id', struct.unpack_from('<H', data, 10)[0], '0x{0:04X}'.format),162        ('device_release', struct.unpack_from('<H', data, 12)[0], lambda value: '{0}.{1:02}'.format(value >> 8, value & 0xFF)),163        ('manufacturer_index', data[14], str),164        ('product_name_index', data[15], str),165        ('serial_number_index', data[16], str),166        ('configuration_count', data[17], str)167    ]168def parse_config_and_iface_descriptor(data):169    if len(data) == 0:170        return []171    assert data[0] == 9172    assert data[1] == 2173    result = [174        ('total_length', struct.unpack_from('<H', data, 2)[0], str),175        ('interface_count', data[4], str),176        ('configuration_value', data[5], str),177        ('description_index', data[6], str),178        ('attributes', data[7], '0b{0:08b}'.format),179        ('max_power', data[8], lambda value: '{0} mA'.format(value * 2)),180    ]181    offset = 9182    interface_index = 0183    while offset < len(data):184        assert data[offset] == 9185        assert data[offset + 1] == 4186        result.append(('interface_{0}_number'.format(interface_index), data[offset + 2], str))187        result.append(('interface_{0}_alternate_setting'.format(interface_index), data[offset + 3], str))188        result.append(('interface_{0}_endpoint_count'.format(interface_index), data[offset + 4], str))189        result.append(('interface_{0}_class_code'.format(interface_index), data[offset + 5], str))190        result.append(('interface_{0}_subclass_code'.format(interface_index), data[offset + 6], str))191        result.append(('interface_{0}_protocol_code'.format(interface_index), data[offset + 7], str))192        result.append(('interface_{0}_description_index'.format(interface_index), data[offset + 8], str))193        offset += 9194        interface_index += 1195    return result196def format_eth_config(mac_address):197    manufacturer_bytes = format_string_descriptor('Tinkerforge')198    product_name_bytes = format_string_descriptor('LAN7500')199    serial_number_bytes = format_string_descriptor('{0:02X}{1:02X}{2:02X}{3:02X}{4:02X}{5:02X}'.format(*mac_address))200    device_descriptor_bytes = format_device_descriptor()201    # programmed indicator202    config_bytes = b'\xA5'203    # MAC address204    config_bytes += bytes(mac_address)205    # full-speed polling interval for interrupt endpoint206    config_bytes += b'\x01' # 1 ms207    # hi-speed polling interval for interrupt endpoint208    config_bytes += b'\x04' # 4 ms209    # configuration flags 0210    # - no port swap211    # - no PHY boost212    # - automatic duplex detection213    # - automatic speed detection214    # - LED0 and LED1 are used as link/speed/activity LEDs215    # - remote wakeup216    # - self-powered217    config_bytes += b'\x1F' # 0b00011111218    # language ID descriptor219    config_bytes += struct.pack('<H', 0x0409) # English220    # manufacturer string descriptor length (bytes)221    config_bytes += struct.pack('<B', len(manufacturer_bytes))222    # manufacturer string descriptor offset (words)223    config_bytes += struct.pack('<B', 0x22 // 2)224    # product name string descriptor length (bytes)225    config_bytes += struct.pack('<B', len(product_name_bytes))226    # product name string descriptor offset (words)227    config_bytes += struct.pack('<B', (0x22 + len(manufacturer_bytes)) // 2)228    # serial number string descriptor length (bytes)229    config_bytes += struct.pack('<B', len(serial_number_bytes))230    # serial number string descriptor offset (words)231    config_bytes += struct.pack('<B', (0x22 + len(manufacturer_bytes) + len(product_name_bytes)) // 2)232    # configuration string descriptor length (bytes)233    config_bytes += b'\x00'234    # configuration string descriptor offset (words)235    config_bytes += b'\x00'236    # interface string descriptor length (bytes)237    config_bytes += b'\x00'238    # interface string descriptor offset (words)239    config_bytes += b'\x00'240    # hi-speed device descriptor length (bytes)241    config_bytes += struct.pack('<B', len(device_descriptor_bytes))242    # hi-speed device descriptor offset (words)243    config_bytes += struct.pack('<B', (0x22 + len(manufacturer_bytes) + len(product_name_bytes) + len(serial_number_bytes)) // 2)244    # hi-speed configuration and interface descriptor length (bytes)245    config_bytes += b'\x00'246    # hi-speed configuration and interface descriptor offset (words)247    config_bytes += b'\x00'248    # full-speed device descriptor length (bytes)249    config_bytes += struct.pack('<B', len(device_descriptor_bytes))250    # full-speed device descriptor offset (words)251    config_bytes += struct.pack('<B', (0x22 + len(manufacturer_bytes) + len(product_name_bytes) + len(serial_number_bytes)) // 2)252    # full-speed configuration and interface descriptor length (bytes)253    config_bytes += b'\x00'254    # full-speed configuration and interface descriptor offset (words)255    config_bytes += b'\x00'256    # GPIO wakeup enables257    config_bytes += b'\x00\x00'258    # GPIO PME flags259    # - GPIO PME disable260    # - GPIO PME signal via level261    # - GPIO PME pulse length is 1.5 ms262    # - GPIO PME signaling polarity is low263    # - GPIO PME open drain driver264    # - WOL event wakeup supported265    # - Magic Packet event wakeup disabled266    # - Perfect DA event wakeup disabled267    config_bytes += b'\x00' # 0b00000000268    # configuration flags 1269    # - LED2 is used as activity LED270    # - GPIO2 and GPIO3 are used for LEDs271    # - SW_MODE is just asserted for SUSPEND2272    # - SW_MODE is active-low273    config_bytes += b'\xB0' # 0b10110000274    assert len(config_bytes) == 0x22, len(config_bytes)275    config_bytes += manufacturer_bytes276    config_bytes += product_name_bytes277    config_bytes += serial_number_bytes278    config_bytes += device_descriptor_bytes279    assert len(config_bytes) <= ETH_CONFIG_LENGTH, len(config_bytes)280    return config_bytes + b'\x00' * (ETH_CONFIG_LENGTH - len(config_bytes))281def parse_eth_config(config_bytes):282    def get_descriptor(offset, length):283        return config_bytes[offset * 2:offset * 2 + length]284    # programmed indicator285    programmed_indicator = config_bytes[0x00]286    if programmed_indicator != 0xA5:287        print('EEPROM is not programmed')288        return289    print('programmed_indicator:                          0x{0:02X}'.format(programmed_indicator))290    # MAC address291    mac_address = config_bytes[0x01:0x07]292    print('mac_address:                                   {0:02X}:{1:02X}:{2:02X}:{3:02X}:{4:02X}:{5:02X}'.format(*mac_address))293    # full-speed polling interval for interrupt endpoint294    full_speed_polling_interval = config_bytes[0x07]295    print('full_speed_polling_interval:                   {0} ms'.format(full_speed_polling_interval))296    # hi-speed polling interval for interrupt endpoint297    hi_speed_polling_interval = config_bytes[0x08]298    print('hi_speed_polling_interval:                     {0} ms'.format(hi_speed_polling_interval))299    # configuration flags 0300    configuration_flags_0 = config_bytes[0x09]301    print('configuration_flags_0:                         0b{0:08b}'.format(configuration_flags_0))302    print('  port_swap:                                   0b{0:b}'.format((configuration_flags_0 >> 7) & 0b1))303    print('  pyh_boost:                                   0b{0:02b}'.format((configuration_flags_0 >> 5) & 0b11))304    print('  duplex_detection:                            0b{0:b}'.format((configuration_flags_0 >> 4) & 0b1))305    print('  speed_detection:                             0b{0:b}'.format((configuration_flags_0 >> 3) & 0b1))306    print('  speed_led_function:                          0b{0:b}'.format((configuration_flags_0 >> 2) & 0b1))307    print('  remote_wakeup_support:                       0b{0:b}'.format((configuration_flags_0 >> 1) & 0b1))308    print('  power_method:                                0b{0:b}'.format(configuration_flags_0 & 0b1))309    # language ID descriptor310    language_id_descriptor = struct.unpack('<H', config_bytes[0x0A:0x0C])[0]311    print('language_id_descriptor:                        0x{0:04X}'.format(language_id_descriptor))312    # manufacturer string descriptor length (bytes)313    manufacturer_string_descriptor_length = config_bytes[0x0C]314    print('manufacturer_string_descriptor_length:         0x{0:04X}'315          .format(manufacturer_string_descriptor_length))316    # manufacturer string descriptor offset (words)317    manufacturer_string_descriptor_offset = config_bytes[0x0D]318    print('manufacturer_string_descriptor_offset:         0x{0:04X} (0x{1:04X})'319          .format(manufacturer_string_descriptor_offset, manufacturer_string_descriptor_offset * 2))320    # manufacturer string descriptor321    manufacturer_string_descriptor = get_descriptor(manufacturer_string_descriptor_offset, manufacturer_string_descriptor_length)322    print('manufacturer_string_descriptor:                {0}'.format(manufacturer_string_descriptor))323    for name, value in parse_string_descriptor(manufacturer_string_descriptor):324        print('  {0:45}{1}'.format(name + ':', value))325    # product name string descriptor length (bytes)326    product_name_string_descriptor_length = config_bytes[0x0E]327    print('product_name_string_descriptor_length:         0x{0:04X}'328          .format(product_name_string_descriptor_length))329    # product name string descriptor offset (words)330    product_name_string_descriptor_offset = config_bytes[0x0F]331    print('product_name_string_descriptor_offset:         0x{0:04X} (0x{1:04X})'332          .format(product_name_string_descriptor_offset, product_name_string_descriptor_offset * 2))333    # product name string descriptor334    product_name_string_descriptor = get_descriptor(product_name_string_descriptor_offset, product_name_string_descriptor_length)335    print('product_name_string_descriptor:                {0}'.format(product_name_string_descriptor))336    for name, value in parse_string_descriptor(product_name_string_descriptor):337        print('  {0:45}{1}'.format(name + ':', value))338    # serial number string descriptor length (bytes)339    serial_number_string_descriptor_length = config_bytes[0x10]340    print('serial_number_string_descriptor_length:        0x{0:04X}'341          .format(serial_number_string_descriptor_length))342    # serial number string descriptor offset (words)343    serial_number_string_descriptor_offset = config_bytes[0x11]344    print('serial_number_string_descriptor_offset:        0x{0:04X} (0x{1:04X})'345          .format(serial_number_string_descriptor_offset, serial_number_string_descriptor_offset * 2))346    # serial number string descriptor347    serial_number_string_descriptor = get_descriptor(serial_number_string_descriptor_offset, serial_number_string_descriptor_length)348    print('serial_number_string_descriptor:               {0}'.format(serial_number_string_descriptor))349    for name, value in parse_string_descriptor(serial_number_string_descriptor):350        print('  {0:45}{1}'.format(name + ':', value))351    # configuration string descriptor length (bytes)352    configuration_string_descriptor_length = config_bytes[0x12]353    print('configuration_string_descriptor_length:        0x{0:04X}'354          .format(configuration_string_descriptor_length))355    # configuration string descriptor offset (words)356    configuration_string_descriptor_offset = config_bytes[0x13]357    print('configuration_string_descriptor_offset:        0x{0:04X} (0x{1:04X})'358          .format(configuration_string_descriptor_offset, configuration_string_descriptor_offset * 2))359    # configuration string descriptor360    configuration_string_descriptor = get_descriptor(configuration_string_descriptor_offset, configuration_string_descriptor_length)361    print('configuration_string_descriptor:               {0}'.format(configuration_string_descriptor))362    for name, value in parse_string_descriptor(configuration_string_descriptor):363        print('  {0:45}{1}'.format(name + ':', value))364    # interface string descriptor length (bytes)365    interface_string_descriptor_length = config_bytes[0x14]366    print('interface_string_descriptor_length:            0x{0:04X}'367          .format(interface_string_descriptor_length))368    # interface string descriptor offset (words)369    interface_string_descriptor_offset = config_bytes[0x15]370    print('interface_string_descriptor_offset:            0x{0:04X} (0x{1:04X})'371          .format(interface_string_descriptor_offset, interface_string_descriptor_offset * 2))372    # interface string descriptor373    interface_string_descriptor = get_descriptor(interface_string_descriptor_offset, interface_string_descriptor_length)374    print('interface_string_descriptor:                   {0}'.format(interface_string_descriptor))375    for name, value in parse_string_descriptor(interface_string_descriptor):376        print('  {0:45}{1}'.format(name + ':', value))377    # hi-speed device descriptor length (bytes)378    hi_speed_device_descriptor_length = config_bytes[0x16]379    print('hi_speed_device_descriptor_length:             0x{0:04X}'380          .format(hi_speed_device_descriptor_length))381    # hi-speed device descriptor offset (words)382    hi_speed_device_descriptor_offset = config_bytes[0x17]383    print('hi_speed_device_descriptor_offset:             0x{0:04X} (0x{1:04X})'384          .format(hi_speed_device_descriptor_offset, hi_speed_device_descriptor_offset * 2))385    # hi-speed device descriptor386    hi_speed_device_descriptor = get_descriptor(hi_speed_device_descriptor_offset, hi_speed_device_descriptor_length)387    print('hi_speed_device_descriptor:                    {0}'.format(hi_speed_device_descriptor))388    for name, value, value_format in parse_device_descriptor(hi_speed_device_descriptor):389        print('  {0:45}{1}'.format(name + ':', value_format(value)))390    # hi-speed configuration and interface descriptor length (bytes)391    hi_speed_config_and_iface_descriptor_length = config_bytes[0x18]392    print('hi_speed_config_and_iface_descriptor_length:   0x{0:04X}'393          .format(hi_speed_config_and_iface_descriptor_length))394    # hi-speed configuration and interface descriptor offset (words)395    hi_speed_config_and_iface_descriptor_offset = config_bytes[0x19]396    print('hi_speed_config_and_iface_descriptor_offset:   0x{0:04X} (0x{1:04X})'397          .format(hi_speed_config_and_iface_descriptor_offset, hi_speed_config_and_iface_descriptor_offset * 2))398    # hi-speed configuration and interface descriptor399    hi_speed_config_and_iface_descriptor = get_descriptor(hi_speed_config_and_iface_descriptor_offset, hi_speed_config_and_iface_descriptor_length)400    print('hi_speed_config_and_iface_descriptor:          {0}'.format(hi_speed_config_and_iface_descriptor))401    for name, value, value_format in parse_config_and_iface_descriptor(hi_speed_config_and_iface_descriptor):402        print('  {0:45}{1}'.format(name + ':', value_format(value)))403    # full-speed device descriptor length (bytes)404    full_speed_device_descriptor_length = config_bytes[0x1A]405    print('full_speed_device_descriptor_length:           0x{0:04X}'406          .format(full_speed_device_descriptor_length))407    # full-speed device descriptor offset (words)408    full_speed_device_descriptor_offset = config_bytes[0x1B]409    print('full_speed_device_descriptor_offset:           0x{0:04X} (0x{1:04X})'410          .format(full_speed_device_descriptor_offset, full_speed_device_descriptor_offset * 2))411    # full-speed device descriptor412    full_speed_device_descriptor = get_descriptor(full_speed_device_descriptor_offset, full_speed_device_descriptor_length)413    print('full_speed_device_descriptor:                  {0}'.format(full_speed_device_descriptor))414    for name, value, value_format in parse_device_descriptor(full_speed_device_descriptor):415        print('  {0:45}{1}'.format(name + ':', value_format(value)))416    # full-speed configuration and interface descriptor length (bytes)417    full_speed_config_and_iface_descriptor_length = config_bytes[0x1C]418    print('full_speed_config_and_iface_descriptor_length: 0x{0:04X}'419          .format(full_speed_config_and_iface_descriptor_length))420    # full-speed configuration and interface descriptor offset (words)421    full_speed_config_and_iface_descriptor_offset = config_bytes[0x1D]422    print('full_speed_config_and_iface_descriptor_offset: 0x{0:04X} (0x{1:04X})'423          .format(full_speed_config_and_iface_descriptor_offset, full_speed_config_and_iface_descriptor_offset * 2))424    # full-speed configuration and interface descriptor425    full_speed_config_and_iface_descriptor = get_descriptor(full_speed_config_and_iface_descriptor_offset, full_speed_config_and_iface_descriptor_length)426    print('full_speed_config_and_iface_descriptor:        {0}'.format(full_speed_config_and_iface_descriptor))427    for name, value, value_format in parse_config_and_iface_descriptor(full_speed_config_and_iface_descriptor):428        print('  {0:45}{1}'.format(name + ':', value_format(value)))...

main.py

Source:main.py

...85        """86        assert isinstance(address, bytes), 'Address should be bytes'87        return '{0:02X}:{1:02X}:{2:02X}:{3:02X}:{4:02X}:{5:02X}'.format(*address)88    @staticmethod89    def parse_device_descriptor(desc):90        """Parse device descriptors to three separate integers.91        parse_device_descriptor(1793)92        (0, 112, 1)93        """94        assert isinstance(desc, int), 'Device descriptor is not an integer'95        desc = format(desc, '04x')96        medium = int(desc[0])97        dev_type = int(desc[1:-1], 16)98        version = int(desc[-1])99        return medium, dev_type, version100    def set_peer(self, peer):101        assert isinstance(peer, tuple), 'Peer is not a tuple'102        self.source, self.port = peer103    def set_source_ip(self, address):104        self.source = address105    def set_source_port(self, port):...

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