adsb

from math import log
from collections import namedtuple
from bitstring import BitStream


def convert2hex(raw_data):
    data = raw_data.decode().rstrip(';\n\r').lstrip('*')
    if len(data) * log(16, 2) == 112:
        return '0x' + data
    else:
        raise ValueError

def parser(data):
    return_tuple = namedtuple('ADSB',
        ['DF', 'CA', 'ICAO24', 'DATA', 'PC'])
    fmt = '5, 3, 24, 56, 24'
    data = BitStream(data)
    return return_tuple(*data.unpack(fmt))

def aircraft_identification(data):
    icao24_index='#ABCDEFGHIJKLMNOPQRSTUVWXYZ#####_###############0123456789######'
    fmt = '8, 8*6'
    bitstream_frame = BitStream(hex(data))
    icao = bitstream_frame.unpack(fmt)
    icao = ''.join([icao24_index[i] for i in icao[1:]]).strip('_')
    return icao

def airbone_position(data):
    return_tuple = namedtuple('AIRBONE_POSITION', ['TC', 'SS', 'NICsb', 'ALT', 'T', 'F', 'LAT_CPR', 'LON_CPR'])
    EVEN = 0
    ODD = 1
    bitstream_frame = BitStream(hex(data))
    fmt = '5, 2, 1, 12, 1, 1, 17, 17'
    return return_tuple(*bitstream_frame.unpack(fmt))

print(b'*580FF2CF7E9BA6;\n\r', parser(b'*580FF2CF7E9BA6;\n\r'))
print(b'*580FF6B283EB7A;\n\r', parser(b'*580FF6B283EB7A;\n\r'))

raw1 = convert2hex(b'*8D75804B580FF2CF7E9BA6F701D0;\n\r')
raw2 = convert2hex(b'*8D4840D6202CC371C32CE0576098;\n\r')

print(b'*8D75804B580FF2CF7E9BA6F701D0;\n\r', parser(raw1))
print(b'*8D4840D6202CC371C32CE0576098;\n\r', parser(raw2))
print()
print(b'*8D4840D6202CC371C32CE0576098;\n\r')
ident = convert2hex(b'*8D4840D6202CC371C32CE0576098;\n\r')
print('Identification:', aircraft_identification((parser(ident).DATA)))

print()
f1 = b'*8D40621D58C382D690C8AC2863A7;\n\r'
f2 = b'*8D40621D58C386435CC412692AD6;\n\r'

d1 = convert2hex(f1)
d2 = convert2hex(f2)

data1 = parser(d1).DATA
data2 = parser(d2).DATA
print(b'*8D40621D58C382D690C8AC2863A7;\n\r', airbone_position(data1))
print(b'*8D40621D58C386435CC412692AD6;\n\r', airbone_position(data2))