examples/elfclass_address_size.py

   1 #-------------------------------------------------------------------------------
   2 # elftools example: elfclass_address_size.py
   3 #
   4 # This example explores the ELF class (32 or 64-bit) and address size in each
   5 # of the CUs in the DWARF information.
   6 #
   7 # Eli Bendersky (eliben@gmail.com)
   8 # This code is in the public domain
   9 #-------------------------------------------------------------------------------
  10 import sys
  11 from elftools.elf.elffile import ELFFile
  12
  13
  14 def process_file(filename):
  15     with open(filename) as f:
  16         elffile = ELFFile(f)
  17         print '%s: elfclass is %s' % (filename, elffile.elfclass)
  18
  19         if elffile.has_dwarf_info():
  20             dwarfinfo = elffile.get_dwarf_info()
  21             for CU in dwarfinfo.iter_CUs():
  22                 print '  CU at offset 0x%x. address_size is %s' % (
  23                     CU.cu_offset, CU['address_size'])
  24
  25 if __name__ == '__main__':
  26     for filename in sys.argv[1:]:
  27         process_file(filename)
  28