z.py

# Just a script for playing around with pyelftools during testing
# please ignore it!
#

import sys, pprint
from elftools.elf.structs import ELFStructs
from elftools.elf.elffile import ELFFile
from elftools.elf.sections import *

from elftools.elf.relocation import *

# read a little-endian, 64-bit file
es = ELFStructs(True, 64)

stream = open('tests/testfiles/penalty_64.o.elf', 'rb')
#stream = open('binfiles/z32.elf', 'rb')

efile = ELFFile(stream)
print 'elfclass', efile.elfclass
print '===> %s sections!' % efile.num_sections() 

#~ print efile.has_dwarf_info()

dwarfinfo = efile.get_dwarf_info()
print dwarfinfo.get_string_from_table(0x4bc0)
cu = dwarfinfo.get_CU(0)

print cu.structs.Dwarf_dw_form['DW_FORM_strp'].parse('\x01\x00\x00\x00\x01\x00\x00\x00')
print 'CU header', cu.header
topdie = cu.get_top_DIE()

print topdie
dinfo_sec = efile.get_section_by_name('.debug_info')
relman = DWARFRelocationManager(efile, dinfo_sec.name)

print relman._reloc_section.name, relman._reloc_section['sh_offset']
#pprint.pprint(relman._relocs)