z.py

   1 # Just a script for playing around with pyelftools during testing
   2 # please ignore it!
   3 #
   4
   5 import sys, pprint
   6 from elftools.elf.structs import ELFStructs
   7 from elftools.elf.elffile import ELFFile
   8 from elftools.elf.sections import *
   9
  10 # read a little-endian, 64-bit file
  11 es = ELFStructs(True, 64)
  12
  13 stream = open('tests/testfiles/penalty_64.o.elf', 'rb')
  14 #stream = open('binfiles/z32.elf', 'rb')
  15
  16 efile = ELFFile(stream)
  17 print 'elfclass', efile.elfclass
  18 print '===> %s sections!' % efile.num_sections()
  19
  20 #~ print efile.has_dwarf_info()
  21
  22 dwarfinfo = efile.get_dwarf_info()
  23 print dwarfinfo.get_string_from_table(0x4bc0)
  24 cu = dwarfinfo.get_CU(0)
  25
  26 print cu.structs.Dwarf_dw_form['DW_FORM_strp'].parse('\x01\x00\x00\x00\x01\x00\x00\x00')
  27 print 'CU header', cu.header
  28 topdie = cu.get_top_DIE()
  29
  30 print topdie
  31
  32 #~ print 'siblings.....'
  33
  34 #~ for s in c.iter_siblings():
  35     #~ print s
  36
  37 #~ from elftools.dwarf.location_expr import DW_OP_name2opcode, DW_OP_opcode2name
  38
  39 #~ print hex(DW_OP_name2opcode['DW_OP_lit14'])
  40 #~ print DW_OP_opcode2name[0x0e]
  41
  42