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#-------------------------------------------------------------------------------
# elftools tests
#
# Eli Bendersky (eliben@gmail.com)
# This code is in the public domain
#-------------------------------------------------------------------------------
import unittest
import os
from elftools.elf.elffile import ELFFile
class TestMap(unittest.TestCase):
def test_address_offsets(self):
class MockELF(ELFFile):
__init__ = object.__init__
def iter_segments(self, type=None):
if type == 'PT_LOAD':
return iter((
dict(p_type='PT_LOAD', p_vaddr=0x10200, p_filesz=0x200, p_offset=0x100),
dict(p_type='PT_LOAD', p_vaddr=0x10100, p_filesz=0x100, p_offset=0x400),
))
else:
return iter((
dict(p_type='PT_PHDR', p_vaddr=0x10100, p_filesz=0x100, p_offset=0x400),
dict(p_type='PT_LOAD', p_vaddr=0x10200, p_filesz=0x200, p_offset=0x100),
dict(p_type='PT_LOAD', p_vaddr=0x10100, p_filesz=0x100, p_offset=0x400),
))
elf = MockELF()
self.assertEqual(tuple(elf.address_offsets(0x10100)), (0x400,))
self.assertEqual(tuple(elf.address_offsets(0x10120)), (0x420,))
self.assertEqual(tuple(elf.address_offsets(0x101FF)), (0x4FF,))
self.assertEqual(tuple(elf.address_offsets(0x10200)), (0x100,))
self.assertEqual(tuple(elf.address_offsets(0x100FF)), ())
self.assertEqual(tuple(elf.address_offsets(0x10400)), ())
self.assertEqual(
tuple(elf.address_offsets(0x10100, 0x100)), (0x400,))
self.assertEqual(tuple(elf.address_offsets(0x10100, 4)), (0x400,))
self.assertEqual(tuple(elf.address_offsets(0x10120, 4)), (0x420,))
self.assertEqual(tuple(elf.address_offsets(0x101FC, 4)), (0x4FC,))
self.assertEqual(tuple(elf.address_offsets(0x10200, 4)), (0x100,))
self.assertEqual(tuple(elf.address_offsets(0x10100, 0x200)), ())
self.assertEqual(tuple(elf.address_offsets(0x10000, 0x800)), ())
self.assertEqual(tuple(elf.address_offsets(0x100FC, 4)), ())
self.assertEqual(tuple(elf.address_offsets(0x100FE, 4)), ())
self.assertEqual(tuple(elf.address_offsets(0x101FE, 4)), ())
self.assertEqual(tuple(elf.address_offsets(0x103FE, 4)), ())
self.assertEqual(tuple(elf.address_offsets(0x10400, 4)), ())
class TestSectionFilter(unittest.TestCase):
def test_section_filter(self):
with open(os.path.join('test', 'testfiles_for_unittests',
'arm_exidx_test.so'), 'rb') as f:
elf = ELFFile(f)
self.assertEqual(len(list(elf.iter_sections())), 26)
self.assertEqual(len(list(elf.iter_sections('SHT_REL'))), 2)
self.assertEqual(len(list(elf.iter_sections('SHT_ARM_EXIDX'))), 1)
self.assertTrue(elf.has_ehabi_info())
if __name__ == '__main__':
unittest.main()
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