def test_compound_add(self):
odb_file = OdbFile()
item = odb_file.execute(CreateCStructOperation('simpleStruct', True))
field_names = ['Field1', 'Field2', 'Field3']
field_types = ['uint8_t'] * 3
item = odb_file.execute(ModifyCStructOperation('simpleStruct',
field_names,
field_types))
item2 = odb_file.execute(CreateCStructOperation('complexStruct', True))
field_names = ['Field1', 'Field3']
field_types = ['uint8_t', 'simpleStruct']
item2 = odb_file.execute(ModifyCStructOperation('complexStruct',
field_names,
field_types))
struct_list = odb_file.get_structure_list(CStruct)
self.assertEquals(2, len(struct_list))
self.assertEquals(4, struct_list[1].size)
# delete field from simpleStruct
field_names = ['Field1', 'Field3']
field_types = ['uint8_t'] * 2
item = odb_file.execute(ModifyCStructOperation('simpleStruct',
field_names,
field_types))
struct_list = odb_file.get_structure_list(CStruct)
sizeLen = struct_list[1].size
self.assertEquals(3, sizeLen )
def test_add(self):
odb_file = OdbFile()
odb_file.execute(CreateFunctionOperation(TEST_VMA, TEST_NAME))
self.assertEquals(1, len(odb_file.get_structure_list(Function)))
f = odb_file.get_structure_list(Function)[0]
self.assertEquals(TEST_NAME, f.name)
odb_file.operations[-1].undo(odb_file)
self.assertEquals(0, len(odb_file.get_structure_list(Function)))
def test_basic_binary_loader(self):
odb_file = OdbFile(
BinaryFile(self.get_test_bin_path('ls.bin.x86-64'), 'binary',
'i386:x86-64'))
odb_file.execute(LoadOperation())
self.assertEquals(1, len(odb_file.get_structure_list(Section)))
self.assertEquals(0, len(odb_file.get_structure_list(Symbol)))
self.assertEquals(0, len(odb_file.get_structure_list(Function)))
self.assertEquals(857, len(odb_file.get_structure_list(DataString)))
def test_basic_scan(self):
odb_file = OdbFile(
BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64',
'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
self.assertEqual(215, len(odb_file.get_structure_list(Function)))
for f in odb_file.get_structure_list(Function):
print(f.name)
self.assertEqual(2814, len(odb_file.get_structure_list(Branch)))
def test_load_string(self):
s = '55 31 D2 89 E5 8B 45 08 56 8B 75 0C 53 8D 58 FF 0F B6 0C 16 88 4C 13 01 83 C2 01 84 C9 75 F1 5B 5E 5D C3'
odb_file = OdbFile(BinaryString(s, 'i386'))
odb_file.execute(LoadOperation())
passive_scan_operation = PassiveScanOperation()
odb_file.execute(passive_scan_operation)
self.assertEqual(1, len(odb_file.get_structure_list(Branch)))
self.assertEqual(1, len(odb_file.get_structure_list(Parcel)))
self.assertEqual(0, odb_file.get_structure_list(Parcel)[0].vma_start)
self.assertEqual(35, odb_file.get_structure_list(Parcel)[0].vma_end)
def test_serialize_odb_file(self):
before = OdbFile(
BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64',
'i386:x86-64'))
before.execute(LoadOperation())
before.execute(PassiveScanOperation())
sodb_file = before.serialize()
after = OdbFile.deserialize(sodb_file)
self.assertIsNotNone(after)
# verify options
self.assertEqual(before.binary, after.binary)
# verify structures
for stype in STRUCTURE_TYPES:
self.assertEqual(len(before._items[stype.__name__]),
len(after._items[stype.__name__]))
for b, a in zip(before.get_structure_list(stype),
after.get_structure_list(stype)):
self.assertEqual(b, a)
# verify operations
self.assertEqual(len(before.operations), len(after.operations))
for b, a in zip(before.operations, after.operations):
self.assertEqual(b.__dict__, a.__dict__)
def test_add(self):
odb_file = OdbFile()
odb_file.execute(CreateCommentOperation(123, 'This is a comment'))
self.assertEquals(1, len(odb_file.get_structure_list(Comment)))
def test_load_string_arm(self):
s = '01 20 40 E2 02 20 61 E0 01 30 D1 E4 00 00 53 E3 02 30 C1 E7 FB FF FF 1A 1E FF 2F E1'
odb_file = OdbFile(BinaryString(s, 'arm'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
self.assertEqual(1, len(odb_file.get_structure_list(Branch)))
def test_multiple_add(self):
odb_file = OdbFile()
op1 = CreateFunctionOperation(TEST_VMA, TEST_NAME, sym_type='U')
odb_file.execute(op1)
op2 = CreateFunctionOperation(TEST_VMA2, TEST_NAME2, sym_type='U')
odb_file.execute(op2)
self.assertEquals(2, len(odb_file.get_structure_list(Function)))
op2.undo(odb_file)
self.assertEquals(1, len(odb_file.get_structure_list(Function)))
self.assertEquals(TEST_NAME, odb_file.get_structure_list(Function)[
0].name)
op1.undo(odb_file)
self.assertEquals(0, len(odb_file.get_structure_list(Function)))
def test_serialize(self):
odb_file = OdbFile(
BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64',
'i386:x86-64'))
odb_file.execute(LoadOperation())
serialized = DefaultOdbSerializer().dumps(odb_file)
loaded_odb_file = DefaultOdbSerializer().load(serialized)
self.assertEqual(len(odb_file.get_structure_list(Function)),
len(loaded_odb_file.get_structure_list(Function)))
def failing_test_follow_jmps_i386(self):
odb_file = OdbFile(
BinaryFile(
self.get_test_bin_path(
'active_scan_follow_jmps/active_scan_follow_jmps.bin'),
'binary', 'i386'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
# number of parcels before the split
self.assertEquals(1, len(parcels_before))
# execute the active scan operation
odb_file.execute(ActiveScanOperation(0x0))
# number of parcels after the split
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(11, len(parcels_after))
def test_add(self):
odb_file = OdbFile()
item = odb_file.execute(CreateCStructOperation('simpleStruct', True))
builtin = BuiltinTypeFactory('uint8_t')
item.append_field( BuiltinField(name='Field1',oda_type=builtin) )
item.append_field( BuiltinField(name='Field2',oda_type=builtin) )
item.append_field( BuiltinField(name='Field3',oda_type=builtin) )
self.assertEquals(3, item.size)
self.assertEquals(1, len(odb_file.get_structure_list(CStruct)))
def test_basic_loader(self):
odb_file = OdbFile(
BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64',
'i386:x86-64'))
odb_file.execute(LoadOperation())
self.assertEquals(26, len(odb_file.get_structure_list(Section)))
self.assertEquals(120, len(odb_file.get_structure_list(Symbol)))
self.assertEquals(2, len(odb_file.get_structure_list(Function)))
self.assertEquals(
1,
len([
x for x in odb_file.get_structure_list(Function)
if x.name == '_init'
]))
self.assertEquals(
1,
len([
x for x in odb_file.get_structure_list(Function)
if x.name == '_fini'
]))
self.assertEquals(1304, len(odb_file.get_structure_list(DataString)))
self.assertEquals(
1,
len([
s for s in odb_file.get_structure_list(DataString)
if s.value == 'hide-control-chars'
]))
self.assertEquals(
1,
len([
s for s in odb_file.get_structure_list(DataString)
if s.value == 'error initializing month strings'
]))
def test_split_to_data_single_inst_in_parcel(self):
odb_file = OdbFile(BinaryFile(
self.get_test_bin_path('code_split_single_instruction/split_parcel_single'), 'elf64-x86-64', 'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
# only one instruction in .single
p = parcels_before.find_parcel_by_vma(0x400598)
p_text = parcels_before.find_parcel_by_vma(0x400597)
p_fini = parcels_before.find_parcel_by_vma(0x4005a0)
p_got = parcels_before.find_parcel_by_vma(0x600fe0)
num_ldas_before = p.num_ldas
num_text_ldas_before = p_text.num_ldas
num_fini_ldas_before = p_fini.num_ldas
single_lda_before = p.lda_start
fini_lda_before = p_fini.lda_start
text_lda_before = p_text.lda_start
got_lda_before = p_got.lda_start
# number of parcels before the split
self.assertEquals(25, len(parcels_before))
# execute the split operation
odb_file.execute(SplitParcelOperation(0x400598))
# number of parcels after the split (should not have changed)
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(25, len(parcels_after))
# get the parcels
p = parcels_after.find_parcel_by_vma(0x400598)
p_text = parcels_after.find_parcel_by_vma(0x400597)
p_fini = parcels_after.find_parcel_by_vma(0x4005a0)
# make sure they are all unique
self.assertNotEqual(p, p_text)
self.assertNotEqual(p, p_fini)
self.assertNotEqual(p_text, p_fini)
# check num_ldas in p (1 instruction become 7 data bytes)
self.assertEquals(7, p.num_ldas)
# check num_ldas in text didn't change
self.assertEquals(num_text_ldas_before, p_text.num_ldas)
# check num_ldas in fini didn't change
self.assertEquals(num_fini_ldas_before, p_fini.num_ldas)
# make sure vmas line up
self.assertEquals(0x4003d0, p_text.vma_start)
self.assertEquals(0x400598, p_text.vma_end)
self.assertEquals(0x400598, p.vma_start)
self.assertEquals(0x40059f, p.vma_end)
self.assertEquals(0x4005a0, p_fini.vma_start)
self.assertEquals(0x4005ae, p_fini.vma_end)
#
# make sure vma->lda mappings line up
#
# these shouldn't have changed
self.assertEquals(text_lda_before, parcels_after.vma_to_lda(0x4003d0))
self.assertEquals(text_lda_before+num_text_ldas_before-1, parcels_after.vma_to_lda(0x400597))
self.assertEquals(single_lda_before, parcels_after.vma_to_lda(0x400598))
self.assertEquals(True, p_text.is_code)
self.assertEquals(True, p_fini.is_code)
# these changed
self.assertEquals(single_lda_before+1, parcels_after.vma_to_lda(0x400599))
self.assertEquals(single_lda_before+2, parcels_after.vma_to_lda(0x40059a))
self.assertEquals(single_lda_before+3, parcels_after.vma_to_lda(0x40059b))
self.assertEquals(single_lda_before+4, parcels_after.vma_to_lda(0x40059c))
self.assertEquals(single_lda_before+5, parcels_after.vma_to_lda(0x40059d))
self.assertEquals(single_lda_before+6, parcels_after.vma_to_lda(0x40059e))
self.assertEquals(False, p.is_code)
# 1 instruction turned into 7 data bytes, so it shifted the following parcels by 6 ldas
self.assertEquals(fini_lda_before+6, parcels_after.vma_to_lda(0x4005a0))
self.assertEquals(got_lda_before+6, parcels_after.vma_to_lda(0x600fe0))
#
# make sure lda->vma mappings line up
#
self.assertEquals(text_lda_before, parcels_after.vma_to_lda(0x4003d0))
self.assertEquals(text_lda_before+num_text_ldas_before-1, parcels_after.vma_to_lda(0x400597))
self.assertEquals(single_lda_before, parcels_after.vma_to_lda(0x400598))
# these shouldn't have changed
self.assertEquals(0x4003d0, parcels_after.lda_to_vma(text_lda_before))
self.assertEquals(0x400597, parcels_after.lda_to_vma(text_lda_before+num_text_ldas_before-1))
self.assertEquals(0x400598, parcels_after.lda_to_vma(single_lda_before))
# these changed
self.assertEquals(0x400599, parcels_after.lda_to_vma(single_lda_before+1))
self.assertEquals(0x40059a, parcels_after.lda_to_vma(single_lda_before+2))
self.assertEquals(0x40059b, parcels_after.lda_to_vma(single_lda_before+3))
self.assertEquals(0x40059c, parcels_after.lda_to_vma(single_lda_before+4))
self.assertEquals(0x40059d, parcels_after.lda_to_vma(single_lda_before+5))
self.assertEquals(0x40059e, parcels_after.lda_to_vma(single_lda_before+6))
# 1 instruction turned into 7 data bytes, so it shifted the following parcels by 6 ldas
self.assertEquals(0x4005a0, parcels_after.lda_to_vma(fini_lda_before+6))
self.assertEquals(0x600fe0, parcels_after.lda_to_vma(got_lda_before+6))
def test_split_to_data_basic(self):
odb_file = OdbFile(BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64', 'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
p = parcels_before.find_parcel_by_vma(0x4029c0)
num_p1_ldas_before = p.num_ldas
text_lda_before = parcels_before.vma_to_lda(0x4029c0)
fini_lda_before = parcels_before.vma_to_lda(0x412bec)
# number of parcels before the split
self.assertEquals(25, len(parcels_before))
# execute the split operation
odb_file.execute(SplitParcelOperation(0x4029d5))
# number of parcels after the split
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(27, len(parcels_after))
# get the three parcels
p1 = parcels_after.find_parcel_by_vma(0x4029c0)
p2 = parcels_after.find_parcel_by_vma(0x4029d5)
p3 = parcels_after.find_parcel_by_vma(0x4029da)
# make sure they are all unique
self.assertNotEqual(p1, p2)
self.assertNotEqual(p1, p3)
self.assertNotEqual(p2, p3)
# check num_ldas in p1 (5 instructions)
self.assertEquals(5, p1.num_ldas)
# check num_ldas in p2 (this one instruction has now become 5 data bytes)
self.assertEquals(5, p2.num_ldas)
# check num_ldas in p3 (less 5 from p1 and less 1 from p2 - remember it used to only be 1 lda before the split)
self.assertEquals(num_p1_ldas_before - 5 - 1, p3.num_ldas)
# make sure vmas line up
self.assertEquals(0x4029c0, p1.vma_start)
self.assertEquals(0x4029d5, p1.vma_end)
self.assertEquals(0x4029d5, p2.vma_start)
self.assertEquals(0x4029da, p2.vma_end)
self.assertEquals(0x4029da, p3.vma_start)
self.assertEquals(0x412bec, p3.vma_end)
#
# make sure vma->lda mappings line up
#
# these shouldn't have changed
self.assertEquals(text_lda_before, parcels_after.vma_to_lda(0x4029c0))
self.assertEquals(text_lda_before+5, parcels_after.vma_to_lda(0x4029d5))
self.assertEquals(True, p1.is_code)
self.assertEquals(True, p3.is_code)
# these changed
self.assertEquals(text_lda_before+6, parcels_after.vma_to_lda(0x4029d6))
self.assertEquals(text_lda_before+7, parcels_after.vma_to_lda(0x4029d7))
self.assertEquals(text_lda_before+8, parcels_after.vma_to_lda(0x4029d8))
self.assertEquals(text_lda_before+9, parcels_after.vma_to_lda(0x4029d9))
self.assertEquals(text_lda_before+10, parcels_after.vma_to_lda(0x4029da))
self.assertEquals(text_lda_before+11, parcels_after.vma_to_lda(0x4029db))
self.assertEquals(False, p2.is_code)
# 1 instruction turned into 5 data bytes, so it shifted the following parcels by 4 ldas
self.assertEquals(fini_lda_before+4, parcels_after.vma_to_lda(0x412bec))
#
# make sure lda->vma mappings line up
#
# these shouldn't have changed
self.assertEquals(0x4029c0, parcels_after.lda_to_vma(text_lda_before))
self.assertEquals(0x4029d5, parcels_after.lda_to_vma(text_lda_before+5))
# these changed
self.assertEquals(0x4029d6, parcels_after.lda_to_vma(text_lda_before+6))
self.assertEquals(0x4029d7, parcels_after.lda_to_vma(text_lda_before+7))
self.assertEquals(0x4029d8, parcels_after.lda_to_vma(text_lda_before+8))
self.assertEquals(0x4029d9, parcels_after.lda_to_vma(text_lda_before+9))
self.assertEquals(0x4029da, parcels_after.lda_to_vma(text_lda_before+10))
self.assertEquals(0x4029db, parcels_after.lda_to_vma(text_lda_before+11))
# 1 instruction turned into 5 data bytes, so it shifted the following parcels by 4 ldas
self.assertEquals(0x412bec, parcels_after.lda_to_vma(fini_lda_before+4))
def test_split_to_data_at_start_of_parcel(self):
odb_file = OdbFile(BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64', 'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
# start of .fini section
p = parcels_before.find_parcel_by_vma(0x412bec)
num_p1_ldas_before = p.num_ldas
fini_lda_before = parcels_before.vma_to_lda(0x412bec)
# number of parcels before the split
self.assertEquals(25, len(parcels_before))
# execute the split operation
odb_file.execute(SplitParcelOperation(0x412bec))
# number of parcels after the split (should only add one more)
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(26, len(parcels_after))
# get the two parcels
p1 = parcels_after.find_parcel_by_vma(0x412bec)
p2 = parcels_after.find_parcel_by_vma(0x412bf0)
# make sure they are unique
self.assertNotEqual(p1, p2)
# check num_ldas in p1 (4 data bytes)
self.assertEquals(4, p1.num_ldas)
# check num_ldas in p2
self.assertEquals(2, p2.num_ldas)
# make sure vmas line up
self.assertEquals(0x412bec, p1.vma_start)
self.assertEquals(0x412bf0, p1.vma_end)
self.assertEquals(0x412bf0, p2.vma_start)
self.assertEquals(0x412bf5, p2.vma_end)
#
# make sure vma->lda mappings line up
#
# these shouldn't have changed
self.assertEquals(fini_lda_before, parcels_after.vma_to_lda(0x412bec))
self.assertEquals(True, p2.is_code)
# these changed
self.assertEquals(fini_lda_before+1, parcels_after.vma_to_lda(0x412bed))
self.assertEquals(fini_lda_before+2, parcels_after.vma_to_lda(0x412bee))
self.assertEquals(fini_lda_before+3, parcels_after.vma_to_lda(0x412bef))
self.assertEquals(fini_lda_before+4, parcels_after.vma_to_lda(0x412bf0))
self.assertEquals(fini_lda_before+5, parcels_after.vma_to_lda(0x412bf4))
self.assertEquals(False, p1.is_code)
#
# make sure lda->vma mappings line up
#
# these shouldn't have changed
self.assertEquals(0x412bec, parcels_after.lda_to_vma(fini_lda_before))
# these changed
self.assertEquals(0x412bed, parcels_after.lda_to_vma(fini_lda_before+1))
self.assertEquals(0x412bee, parcels_after.lda_to_vma(fini_lda_before+2))
self.assertEquals(0x412bef, parcels_after.lda_to_vma(fini_lda_before+3))
self.assertEquals(0x412bf0, parcels_after.lda_to_vma(fini_lda_before+4))
self.assertEquals(0x412bf4, parcels_after.lda_to_vma(fini_lda_before+5))
def test_split_to_data_at_end_of_parcel(self):
odb_file = OdbFile(BinaryFile(self.get_test_bin_path('ls'), 'elf64-x86-64', 'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
# last instruction in .plt
p = parcels_before.find_parcel_by_vma(0x4029bb)
p3 = parcels_before.find_parcel_by_vma(0x4029c0)
num_p1_ldas_before = p.num_ldas
num_p3_ldas_before = p3.num_ldas
plt_lda_before = parcels_before.vma_to_lda(0x402320)
text_lda_before = parcels_before.vma_to_lda(0x4029c0)
# number of parcels before the split
self.assertEquals(25, len(parcels_before))
# execute the split operation
odb_file.execute(SplitParcelOperation(0x4029bb))
# number of parcels after the split (should only add one more)
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(26, len(parcels_after))
# get the two parcels (plus the .text one following)
p1 = parcels_after.find_parcel_by_vma(0x402320)
p2 = parcels_after.find_parcel_by_vma(0x4029bb)
p3 = parcels_after.find_parcel_by_vma(0x4029c0)
# make sure they are all unique
self.assertNotEqual(p1, p2)
self.assertNotEqual(p1, p3)
self.assertNotEqual(p2, p3)
# check num_ldas in p1 (5 instructions)
self.assertEquals(num_p1_ldas_before - 1, p1.num_ldas)
# check num_ldas in p2 (this one instruction has now become 5 data bytes)
self.assertEquals(5, p2.num_ldas)
# check num_ldas in p3 (should not have changed)
self.assertEquals(num_p3_ldas_before, p3.num_ldas)
# make sure vmas line up
self.assertEquals(0x402320, p1.vma_start)
self.assertEquals(0x4029bb, p1.vma_end)
self.assertEquals(0x4029bb, p2.vma_start)
self.assertEquals(0x4029c0, p2.vma_end)
self.assertEquals(0x4029c0, p3.vma_start)
self.assertEquals(0x412bec, p3.vma_end)
#
# make sure vma->lda mappings line up
#
# these shouldn't have changed
self.assertEquals(plt_lda_before, parcels_after.vma_to_lda(0x402320))
self.assertEquals(plt_lda_before+num_p1_ldas_before-2, parcels_after.vma_to_lda(0x4029b6))
self.assertEquals(plt_lda_before+num_p1_ldas_before-1, parcels_after.vma_to_lda(0x4029bb))
self.assertEquals(True, p1.is_code)
self.assertEquals(True, p3.is_code)
# these changed
self.assertEquals(plt_lda_before+num_p1_ldas_before, parcels_after.vma_to_lda(0x4029bc))
self.assertEquals(plt_lda_before+num_p1_ldas_before+1, parcels_after.vma_to_lda(0x4029bd))
self.assertEquals(plt_lda_before+num_p1_ldas_before+2, parcels_after.vma_to_lda(0x4029be))
self.assertEquals(plt_lda_before+num_p1_ldas_before+3, parcels_after.vma_to_lda(0x4029bf))
self.assertEquals(plt_lda_before+num_p1_ldas_before+4, parcels_after.vma_to_lda(0x4029c0))
self.assertEquals(False, p2.is_code)
# 1 instruction turned into 5 data bytes, so it shifted the following parcels by 4 ldas
self.assertEquals(text_lda_before+4, parcels_after.vma_to_lda(0x4029c0))
#
# make sure lda->vma mappings line up
#
# these shouldn't have changed
self.assertEquals(0x402320, parcels_after.lda_to_vma(plt_lda_before))
self.assertEquals(0x4029b6, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before-2))
self.assertEquals(0x4029bb, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before-1))
# these changed
self.assertEquals(0x4029bc, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before))
self.assertEquals(0x4029bd, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before+1))
self.assertEquals(0x4029be, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before+2))
self.assertEquals(0x4029bf, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before+3))
self.assertEquals(0x4029c0, parcels_after.lda_to_vma(plt_lda_before+num_p1_ldas_before+4))
# 1 instruction turned into 5 data bytes, so it shifted the following parcels by 4 ldas
self.assertEquals(0x4029c0, parcels_after.lda_to_vma(text_lda_before+4))
def test_basic_active_scan(self):
# we load this ELF as a raw binary, because it has an invalid opcode fairly early on
odb_file = OdbFile(
BinaryFile(self.get_test_bin_path('mkdir'), 'elf64-x86-64',
'i386:x86-64'))
odb_file.execute(LoadOperation())
odb_file.execute(PassiveScanOperation())
parcels_before = ParcelList(odb_file.get_structure_list(Parcel))
p = parcels_before.find_parcel_by_vma(0x4002ce)
gnu_hash_lda_before = parcels_before.vma_to_lda(0x4002cd)
dynsym_lda_before = parcels_before.vma_to_lda(0x4002e0)
dynstr_lda_before = parcels_before.vma_to_lda(0x400a18)
# number of parcels before the split
self.assertEquals(24, len(parcels_before))
# execute the split operation
odb_file.execute(ActiveScanOperation(0x4002ce))
# number of parcels after the split
parcels_after = ParcelList(odb_file.get_structure_list(Parcel))
self.assertEquals(26, len(parcels_after))
# get the three parcels
p1 = parcels_after.find_parcel_by_vma(0x400298)
p2 = parcels_after.find_parcel_by_vma(0x4002ce)
p3 = parcels_after.find_parcel_by_vma(0x4002d5)
# make sure they are all unique
self.assertNotEqual(p1, p2)
self.assertNotEqual(p1, p3)
self.assertNotEqual(p2, p3)
# check num_ldas in p1 (54 bytes)
self.assertEquals(54, p1.num_ldas)
# check num_ldas in p2 (3 instructions)
self.assertEquals(3, p2.num_ldas)
# check num_ldas in p3 (7 bytes)
self.assertEquals(7, p3.num_ldas)
# make sure vmas line up
self.assertEquals(0x400298, p1.vma_start)
self.assertEquals(0x4002ce, p1.vma_end)
self.assertEquals(0x4002ce, p2.vma_start)
self.assertEquals(0x4002d5, p2.vma_end)
self.assertEquals(0x4002d5, p3.vma_start)
self.assertEquals(0x4002dc, p3.vma_end)
#
# make sure vma->lda mappings line up
#
# these shouldn't have changed
self.assertEquals(gnu_hash_lda_before,
parcels_after.vma_to_lda(0x4002cd))
self.assertEquals(gnu_hash_lda_before + 1,
parcels_after.vma_to_lda(0x4002ce))
self.assertEquals(False, p1.is_code)
self.assertEquals(False, p3.is_code)
# these changed
self.assertEquals(gnu_hash_lda_before + 2,
parcels_after.vma_to_lda(0x4002d0))
self.assertEquals(gnu_hash_lda_before + 3,
parcels_after.vma_to_lda(0x4002d2))
self.assertEquals(gnu_hash_lda_before + 4,
parcels_after.vma_to_lda(0x4002d5))
self.assertEquals(gnu_hash_lda_before + 5,
parcels_after.vma_to_lda(0x4002d6))
self.assertEquals(gnu_hash_lda_before + 6,
parcels_after.vma_to_lda(0x4002d7))
self.assertEquals(gnu_hash_lda_before + 7,
parcels_after.vma_to_lda(0x4002d8))
self.assertEquals(gnu_hash_lda_before + 8,
parcels_after.vma_to_lda(0x4002d9))
self.assertEquals(gnu_hash_lda_before + 9,
parcels_after.vma_to_lda(0x4002da))
self.assertEquals(gnu_hash_lda_before + 10,
parcels_after.vma_to_lda(0x4002db))
self.assertEquals(True, p2.is_code)
# 7 bytes turned into 3 instructions, so it shifted the following parcels by -4 ldas
self.assertEquals(dynsym_lda_before - 4,
parcels_after.vma_to_lda(0x4002e0))
self.assertEquals(dynstr_lda_before - 4,
parcels_after.vma_to_lda(0x400a18))
#
# make sure lda->vma mappings line up
#
# these shouldn't have changed
self.assertEquals(0x4002cd,
parcels_after.lda_to_vma(gnu_hash_lda_before))
self.assertEquals(0x4002ce,
parcels_after.lda_to_vma(gnu_hash_lda_before + 1))
# these changed
self.assertEquals(0x4002d0,
parcels_after.lda_to_vma(gnu_hash_lda_before + 2))
self.assertEquals(0x4002d2,
parcels_after.lda_to_vma(gnu_hash_lda_before + 3))
self.assertEquals(0x4002d5,
parcels_after.lda_to_vma(gnu_hash_lda_before + 4))
self.assertEquals(0x4002d6,
parcels_after.lda_to_vma(gnu_hash_lda_before + 5))
self.assertEquals(0x4002d7,
parcels_after.lda_to_vma(gnu_hash_lda_before + 6))
self.assertEquals(0x4002d8,
parcels_after.lda_to_vma(gnu_hash_lda_before + 7))
self.assertEquals(0x4002d9,
parcels_after.lda_to_vma(gnu_hash_lda_before + 8))
self.assertEquals(0x4002da,
parcels_after.lda_to_vma(gnu_hash_lda_before + 9))
self.assertEquals(0x4002db,
parcels_after.lda_to_vma(gnu_hash_lda_before + 10))
# 7 bytes turned into 3 instructions, so it shifted the following parcels by -4 ldas
self.assertEquals(0x4002e0,
parcels_after.lda_to_vma(dynsym_lda_before - 4))
self.assertEquals(0x400a18,
parcels_after.lda_to_vma(dynstr_lda_before - 4))