| # |
| # Copyright (C) 2015 The Android Open Source Project |
| # |
| # 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. |
| # |
| import glob |
| import os |
| import re |
| import subprocess |
| |
| |
| defGetFromTxt(txt_file): |
| symbols= set() |
| f= open(txt_file,'r') |
| for linein f.read().splitlines(): |
| symbols.add(line) |
| f.close() |
| return symbols |
| |
| |
| defGetFromElf(elf_file, sym_type='--dyn-syms'): |
| # pylint: disable=line-too-long |
| # Example readelf output: |
| # 264: 0001623c 4 FUNC GLOBAL DEFAULT 8 cabsf |
| # 266: 00016244 4 FUNC GLOBAL DEFAULT 8 dremf |
| # 267: 00019018 4 OBJECT GLOBAL DEFAULT 11 __fe_dfl_env |
| # 268: 00000000 0 FUNC GLOBAL DEFAULT UND __aeabi_dcmplt |
| |
| r= re.compile( |
| r' +\d+: [0-9a-f]+ +\d+ (I?FUNC|OBJECT) +\S+ +\S+ +\d+ (\S+)') |
| |
| symbols= set() |
| |
| output= subprocess.check_output(['readelf', sym_type,'-W', elf_file], |
| text=True) |
| for linein output.split('\n'): |
| if' HIDDEN 'in lineor' UND 'in line: |
| continue |
| m= r.match(line) |
| if m: |
| symbol= m.group(2) |
| symbol= re.sub('@.*','', symbol) |
| symbols.add(symbol) |
| |
| return symbols |
| |
| |
| defGetFromAndroidStaticLib(files): |
| out_dir= os.environ['ANDROID_PRODUCT_OUT'] |
| lib_dir= os.path.join(out_dir,'obj') |
| |
| results= set() |
| for fin files: |
| static_lib_dir= os.path.join( |
| lib_dir, |
| 'STATIC_LIBRARIES', |
| '{}_intermediates'.format(os.path.splitext(f)[0])) |
| results|=GetFromElf( |
| os.path.join(static_lib_dir, f), |
| sym_type='--syms') |
| return results |
| |
| |
| defGetFromAndroidSo(files): |
| out_dir= os.environ['ANDROID_PRODUCT_OUT'] |
| lib_dir= os.path.join(out_dir,'system/lib64') |
| ifnot os.path.isdir(lib_dir): |
| lib_dir= os.path.join(out_dir,'system/lib') |
| |
| lib_dir= os.path.join(out_dir,'apex/com.android.runtime/lib64/bionic/') |
| ifnot os.path.isdir(lib_dir): |
| lib_dir= os.path.join(out_dir,'apex/com.android.runtime/lib/bionic/') |
| |
| results= set() |
| for fin files: |
| results|=GetFromElf(os.path.join(lib_dir, f)) |
| return results |
| |
| |
| defGetFromSystemSo(files): |
| lib_dir='/lib/x86_64-linux-gnu' |
| results= set() |
| for fin files: |
| results|=GetFromElf(glob.glob(os.path.join(lib_dir, f))[-1]) |
| return results |
