65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
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#!/usr/bin/python
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import glob
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import os
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import re
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import string
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import subprocess
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import sys
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toolchain = os.environ['ANDROID_TOOLCHAIN']
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arch = re.sub(r'.*/linux-x86/([^/]+)/.*', r'\1', toolchain)
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sys.stderr.write('Checking symbols for arch "%s"...\n' % arch)
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def GetSymbols(library, functions_or_variables):
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api = '9'
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if library == 'libm' and arch == 'arm':
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api = '3'
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path = '%s/development/ndk/platforms/android-%s/arch-%s/symbols/%s.so.%s.txt' % (os.environ['ANDROID_BUILD_TOP'], api, arch, library, functions_or_variables)
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symbols = set()
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for line in open(path, 'r'):
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symbols.add(line.rstrip())
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#sys.stdout.write('%d %s in %s for %s\n' % (len(symbols), functions_or_variables, library, arch))
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return symbols
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def CheckSymbols(library, functions_or_variables):
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expected_symbols = GetSymbols(library, functions_or_variables)
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so_file = '%s/system/lib/%s.so' % (os.environ['ANDROID_PRODUCT_OUT'], library)
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# Example readelf output:
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# 264: 0001623c 4 FUNC GLOBAL DEFAULT 8 cabsf
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# 266: 00016244 4 FUNC GLOBAL DEFAULT 8 dremf
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# 267: 00019018 4 OBJECT GLOBAL DEFAULT 11 __fe_dfl_env
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# 268: 00000000 0 FUNC GLOBAL DEFAULT UND __aeabi_dcmplt
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r = re.compile(r' +\d+: [0-9a-f]+ +\d+ (FUNC|OBJECT) +\S+ +\S+ +\d+ (\S+)')
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actual_symbols = set()
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for line in subprocess.check_output(['readelf', '--dyn-syms', so_file]).split('\n'):
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m = r.match(line)
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if m:
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if m.group(1) == 'FUNC' and functions_or_variables == 'functions':
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actual_symbols.add(m.group(2))
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elif m.group(1) == 'OBJECT' and functions_or_variables == 'variables':
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actual_symbols.add(m.group(2))
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#else:
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#print 'ignoring: ' % line
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missing = expected_symbols - actual_symbols
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if len(missing) > 0:
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sys.stderr.write('%d missing %s in %s for %s:\n' % (len(missing), functions_or_variables, library, arch))
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for miss in sorted(missing):
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sys.stderr.write(' %s\n' % miss)
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return len(missing) == 0
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CheckSymbols("libc", "functions")
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CheckSymbols("libc", "variables")
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CheckSymbols("libm", "functions")
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CheckSymbols("libm", "variables")
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sys.exit(0)
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