class ExtendedBroadcastData(Packet):
fields_desc = [
XByteField('extended', 0x80),
XShortField('device_number', 0),
ByteEnumField('device_type', 0, ENUM_DEVICE_TYPE),
# ByteField('transmission_type', 0),
BitEnumField(
'channel_type',
0,
2,
{
0: 'RESERVED',
1: 'INDEPENDENT',
2: 'SHARED 1-BYTE ADDR',
3: 'SHARED 2-BYTE ADDR',
},
),
BitEnumField('global_data', 0, 1, {
0: 'NOT USED',
1: 'USED'
}),
BitField('undefined', 0, 1),
BitField('ext_serial_number', 0, 4),
]
class TWAMPTestQuery(Packet):
"""A packet representing a TWAMP query"""
name = "TWAMPQuery"
fields_desc = [
IntField("SequenceNumber", 0),
LongField("TransmitCounter", 0),
BitEnumField("X", 1, 1, {
0: "32bit Counter",
1: "64bit Counter"
}),
BitEnumField("B", 0, 1, {
0: "Packet Counter",
1: "Octet Counter"
}),
BitField("MBZ", 0, 6),
ByteField("BlockNumber", 0),
ShortField("MBZ", 0),
ThreeBytesField("MBZ", 0),
ByteEnumField("SenderControlCode", 0, {
0: "Out-of-band Response Requested",
1: "In-band Response Requested"
})
] # manca il padding
class No_hop(Packet):
name = "No_hop"
fields_desc = [
BitEnumField(name="message_type",
default=2,
size=2,
enum={
0: "FIRST_CONTACT",
1: "LOOK_UP",
2: "FAILURE",
3: "JOIN"
}),
BitField(name="ID", default=0, size=6),
BitField(name="gid", default=1, size=6),
BitField(name="counter", default=0, size=10)
]
class P4dht(Packet):
name = "P4dht"
fields_desc = [
BitEnumField(name="message_type",
default=2,
size=2,
enum={
0: "FIRST_CONTACT",
1: "SEND_TO_CONTROLLER",
2: "LOOKUP_IN",
3: "LOOKUP_OUT"
}),
BitField(name="ID", default=0, size=6),
BitField(name="gid", default=1, size=6),
BitField(name="counter", default=0, size=10)
]
class InitPacket(Packet):
"""
The game initialization packet.
Sent to initialize a game of Battleship.
fields:
first_player:
0 - SENDER : The sender will play first.
1 - RECIPIENT : The recipient will play first.
* The default is 0, meaning by default the initiator of the game begins.
"""
name = 'INIT'
fields_desc = [
BitEnumField('FIRST_PLAYER',
default=0,
size=PacketConsts.BYTE,
enum=PacketConsts.PLAYERS),
]
class ErrorPacket(Packet):
"""
The error packet.
Sent if the contents of a packet are invalid, or the order of the packets received is so.
fields:
error:
0 - 'INVALID TYPE'
1 - 'INVALID OFFER'
2 - 'INVALID COORDINATES'
3 - 'INVALID ANSWER'
"""
name = 'ERROR'
fields_desc = [
BitEnumField('ERROR',
default=0,
size=PacketConsts.BYTE,
enum=PacketConsts.ERROR_TYPES),
]
class ResponsePacket(Packet):
"""
The response packet.
Sent by the recipient of a guess packet, after receiving it.
fields:
answer:
0 - 'MISS'
1 - 'HIT'
2 - 'SINK'
3 - 'WIN'
"""
name = 'RESPONSE'
fields_desc = [
BitEnumField('ANSWER',
default=0,
size=PacketConsts.BYTE,
enum=PacketConsts.RESPONSES),
]
class BP(Packet):
"""
The Battleship Protocol packet.
Specifies the type of packet over this one.
fields:
:type: a type of BP message.
100 - INIT : InitPacket
101 - ACCEPT :
102 - DENY :
103 - READY :
110 - GUESS : GuessPacket
111 - RESPONSE : ResponsePacket
50 - TERMINATE :
99 - ERROR : ErrorPacket
* if a class is specified after the colon (:), then the field also
represents the type of packet over the BP packet.
"""
name = 'BP'
fields_desc = [
BitEnumField('TYPE',
default=0,
size=PacketConsts.BYTE,
enum=PacketConsts.MESSAGE_TYPES)
]
class FitnessPayload(OptionalExtended):
fields_desc = ([ByteField('data_page_number', None)] + [
ConditionalField(f, lambda p: p.data_page_number == 16) for f in [
ByteEnumField('equip_type', 0, {}),
ByteField('elapsed_time', 0),
ByteField('distance_traveled', 0),
LEShortField('speed', 0),
ByteField('heart_rate', 0),
BitField('capabilities', 0, 4),
BitField('fe_status', 0, 4),
]
] + [
ConditionalField(f, lambda p: p.data_page_number == 17) for f in [
ByteField('reserved_1', 0),
ByteField('reserved_2', 0),
ByteField('cycle_length', 0),
LEShortField('incline', 0),
ByteField('resistance_level', 0),
BitField('capabilities', 0, 4),
BitField('fe_status', 0, 4),
]
] + [
ConditionalField(f, lambda p: p.data_page_number == 25) for f in [
ByteField('update_event_count', 0),
ByteField('instant_cadence', 0),
LEShortField('accum_power', 0),
InstantPowerField('instant_power', 0),
TSBField('trainer_status', 0),
BitEnumField(
'target_power',
0,
2,
{
0x0: 'at_target_power',
0x1: 'speed_too_low',
0x2: 'speed_too_high',
0x3: 'undetermined',
},
),
BitField('reserved', 0, 2),
BitEnumField(
'hr_data_source',
0,
2,
{
0x0: 'invalid',
0x1: 'ANT+',
0x2: 'HRM',
0x3: 'Contact Sensor'
},
),
BitEnumField('distance_traveled_enabled', 0, 1, {
0x0: 'no',
0x1: 'yes'
}),
BitEnumField('speed_flag', 0, 1, {
0x0: 'real_speed',
0x1: 'virtual_speed'
}),
]
] + [
ConditionalField(f, lambda p: p.data_page_number == 26) for f in [
ByteField('update_event_count', 0),
ByteField('wheel_ticks', 0),
LEShortField('wheel_period', 0),
LEShortField('accum_torque', 0),
BitField('capabilities', 0, 4),
BitField('fe_status', 0, 4),
]
] + [
ConditionalField(f, lambda p: p.data_page_number == 80) for f in [
ByteField('reserved1', 0xFF),
ByteField('reserved2', 0xFF),
ByteField('hw_revision', 0),
LEShortField('manufacturer_id', 0),
LEShortField('model_number', 0),
]
] + [
ConditionalField(f, lambda p: p.data_page_number == 81) for f in [
ByteField('reserved', 0xFF),
ByteField('sw_revision_supplemental', 0),
ByteField('sw_revision', 0),
LEIntField('serial_number', 0),
]
])
def post_dissection(self, pkt):
if self.data_page_number not in [16, 17, 25, 26, 80, 81]:
msg = f'Unknown fitness data page {self.data_page_number}'
log.error(msg)