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# elftools example:
# This example explores the ELF class (32 or 64-bit) and address size in each
# of the CUs in the DWARF information.
# Eli Bendersky (
# This code is in the public domain
from __future__ import print_function
import sys
# If pyelftools is not installed, the example can also run from the root or
# examples/ dir of the source distribution.
sys.path[0:0] = ['.', '..']
from elftools.elf.elffile import ELFFile
def process_file(filename):
with open(filename, 'rb') as f:
elffile = ELFFile(f)
# elfclass is a public attribute of ELFFile, read from its header
print('%s: elfclass is %s' % (filename, elffile.elfclass))
if elffile.has_dwarf_info():
dwarfinfo = elffile.get_dwarf_info()
for CU in dwarfinfo.iter_CUs():
# cu_offset is a public attribute of CU
# address_size is part of the CU header
print(' CU at offset 0x%x. address_size is %s' % (
CU.cu_offset, CU['address_size']))
if __name__ == '__main__':
for filename in sys.argv[1:]: