| # Copyright 2015 Google Inc. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # pylint:disable=invalid-name |
| |
| """Client identification support.""" |
| |
| import os.path |
| import taxonomy |
| |
| |
| # unit tests can override these. |
| FINGERPRINTS_DIR = '/tmp/wifi/fingerprints' |
| |
| |
| def taxonomize(mac): |
| """Try to identify the type of client device.""" |
| mac = mac.lower().strip() |
| try: |
| with open(os.path.join(FINGERPRINTS_DIR, mac)) as f: |
| signature = f.read() |
| return ';'.join(taxonomy.identify_wifi_device(signature, mac)) |
| except IOError: |
| return None |
