You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
96 lines
2.9 KiB
96 lines
2.9 KiB
4 months ago
|
#
|
||
|
|
# 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
|
||
|
|
|
||
|
|
|
||
|
|
def GetFromTxt(txt_file):
|
||
|
|
symbols = set()
|
||
|
|
f = open(txt_file, 'r')
|
||
|
|
for line in f.read().splitlines():
|
||
|
|
symbols.add(line)
|
||
|
|
f.close()
|
||
|
|
return symbols
|
||
|
|
|
||
|
|
|
||
|
|
def GetFromElf(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 line in output.split('\n'):
|
||
|
|
if ' HIDDEN ' in line or ' UND ' in line:
|
||
|
|
continue
|
||
|
|
m = r.match(line)
|
||
|
|
if m:
|
||
|
|
symbol = m.group(2)
|
||
|
|
symbol = re.sub('@.*', '', symbol)
|
||
|
|
symbols.add(symbol)
|
||
|
|
|
||
|
|
return symbols
|
||
|
|
|
||
|
|
|
||
|
|
def GetFromAndroidStaticLib(files):
|
||
|
|
out_dir = os.environ['ANDROID_PRODUCT_OUT']
|
||
|
|
lib_dir = os.path.join(out_dir, 'obj')
|
||
|
|
|
||
|
|
results = set()
|
||
|
|
for f in 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
|
||
|
|
|
||
|
|
|
||
|
|
def GetFromAndroidSo(files):
|
||
|
|
out_dir = os.environ['ANDROID_PRODUCT_OUT']
|
||
|
|
lib_dir = os.path.join(out_dir, 'system/lib64')
|
||
|
|
if not 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/')
|
||
|
|
if not os.path.isdir(lib_dir):
|
||
|
|
lib_dir = os.path.join(out_dir, 'apex/com.android.runtime/lib/bionic/')
|
||
|
|
|
||
|
|
results = set()
|
||
|
|
for f in files:
|
||
|
|
results |= GetFromElf(os.path.join(lib_dir, f))
|
||
|
|
return results
|
||
|
|
|
||
|
|
|
||
|
|
def GetFromSystemSo(files):
|
||
|
|
lib_dir = '/lib/x86_64-linux-gnu'
|
||
|
|
results = set()
|
||
|
|
for f in files:
|
||
|
|
results |= GetFromElf(glob.glob(os.path.join(lib_dir, f))[-1])
|
||
|
|
return results
|