Export your Windows Bluetooth LE keys into Linux!
#!/usr/bin/python3 | |
""" | |
Export your Windows Bluetooth LE keys into Linux! (arch edition) | |
Thanks to: http://console.systems/2014/09/how-to-pair-low-energy-le-bluetooth.html | |
discussed here: https://unix.stackexchange.com/questions/402488/dual-boot-bluetooth-device-pairing | |
Usage: | |
$ ./export-ble-infos.py <args> | |
$ sudo bash -c 'cp -r ./bluetooth /var/lib' | |
$ sudo systemctl restart bluetooth.service | |
$ rm -r bluetooth | |
""" | |
import os | |
import shutil | |
import subprocess | |
import sys | |
import tempfile | |
from configparser import ConfigParser | |
from optparse import OptionParser | |
default_template = """ | |
[General] | |
Name=Designer Mouse | |
Appearance=0x03c2 | |
AddressType=static | |
SupportedTechnologies=LE; | |
Trusted=true | |
Blocked=false | |
Services=00001800-0000-1000-8000-00805f9b34fb;00001801-0000-1000-8000-00805f9b34fb;0000180a-0000-1000-8000-00805f9b34fb;0000180f-0000-1000-8000-00805f9b34fb;00001812-0000-1000-8000-00805f9b34fb; | |
[IdentityResolvingKey] | |
Key= | |
[LocalSignatureKey] | |
Key= | |
Counter=0 | |
Authenticated=false | |
[LongTermKey] | |
Key= | |
Authenticated=0 | |
EncSize=16 | |
EDiv= | |
Rand= | |
[DeviceID] | |
Source=2 | |
Vendor=1118 | |
Product=2053 | |
Version=272 | |
[ConnectionParameters] | |
MinInterval=6 | |
MaxInterval=6 | |
Latency=60 | |
Timeout=300 | |
""" | |
def main(): | |
parser = OptionParser() | |
parser.add_option("-v", "--verbose", action='store_true', dest='verbose') | |
parser.add_option("-s", "--system", dest="system", metavar="FILE", | |
default="/media/mygod/Windows/Windows/System32/config/system", | |
help="SYSTEM file in Windows. Usually at /Windows/System32/config/system.") | |
parser.add_option("-k", "--key", dest="key", metavar="KEY", | |
default=r"ControlSet001\Services\BTHPORT\Parameters\Keys", | |
help="Registry key for BT. [default: %default]") | |
parser.add_option("-o", "--output", dest="output", metavar="DIR", default="bluetooth", | |
help="Output directory. [default: %default]") | |
parser.add_option("-t", "--template", dest="template", metavar="FILE", help="Template file.") | |
parser.add_option("-a", "--attributes", dest='attributes', help="Additional attributes file to be copied.") | |
options, args = parser.parse_args() | |
if options.template: | |
with open(options.template) as file: | |
template = file.read() | |
else: | |
template = default_template | |
out = tempfile.mktemp(".reg") | |
reged = subprocess.Popen(["reged", "-x", options.system, '\\', options.key, out], stdout=sys.stderr) | |
reged.wait() | |
if reged.returncode: | |
return reged.returncode | |
dump = ConfigParser() | |
with open(out) as file: | |
reged_out = file.read() | |
if options.verbose: | |
print(reged_out) | |
dump.read_string(reged_out.split('\n', 1)[1]) | |
os.unlink(out) | |
for section in dump: | |
path = section[len(options.key) + 2:].split('\\') | |
assert not path[0] | |
if len(path) == 3: | |
path[1] = ':'.join([path[1][i:i + 2] for i in range(0, len(path[1]), 2)]).upper() | |
path[2] = ':'.join([path[2][i:i + 2] for i in range(0, len(path[2]), 2)]).upper() | |
print("Dumping {}/{}...".format(path[1], path[2])) | |
config = ConfigParser() | |
config.optionxform = str | |
config.read_string(template) | |
def read_reg(key, expected_type): | |
def read_reg_actual(key, expected_type): | |
actual_type, content = dump[section]['"{}"'.format(key)].split(':', 1) | |
if expected_type == 'hex16': | |
assert actual_type == 'hex' | |
content = content.split(',') | |
assert len(content) == 16 | |
return ''.join(content).upper() | |
if expected_type == 'qword': | |
assert actual_type == 'hex(b)' | |
content = content.split(',') | |
assert len(content) == 8 | |
return str(int(''.join(content[::-1]), 16)) | |
if expected_type == 'dword': | |
assert actual_type == expected_type | |
return str(int(content, 16)) | |
assert False | |
result = read_reg_actual(key, expected_type) | |
if options.verbose: | |
print("{} of type {}: {}".format(key, expected_type, result)) | |
return result | |
config['LongTermKey']['Key'] = read_reg('LTK', 'hex16') | |
# KeyLength ignored for now | |
config['LongTermKey']['Rand'] = read_reg('ERand', 'qword') | |
config['LongTermKey']['EDiv'] = read_reg('EDIV', 'dword') | |
config['IdentityResolvingKey']['Key'] = read_reg('IRK', 'hex16') | |
config['LocalSignatureKey']['Key'] = read_reg('CSRK', 'hex16') | |
output_dir = os.path.join(options.output, path[1], path[2]) | |
os.makedirs(output_dir, exist_ok=True) | |
with open(os.path.join(output_dir, 'info'), 'w') as file: | |
config.write(file, False) | |
if options.attributes: | |
shutil.copyfile(options.attributes, os.path.join(output_dir, 'attributes')) | |
if __name__ == "__main__": | |
sys.exit(main()) |
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