def test_read_encrypted_info(self) -> None:
encrypted_binary = MachoParser(TestMachoBinary.ENCRYPTED_PATH).get_armv7_slice()
assert encrypted_binary
with pytest.raises(BinaryEncryptedError):
# encrypted region is 0x4000 to 0x18000
encrypted_binary.get_bytes(StaticFilePointer(0x5000), 0x1000)
# read from unencrypted section should not raise
encrypted_binary.get_bytes(StaticFilePointer(0x3000), 0x500)
def dump_memory(parser: MachoParser, start_address: int, size: int) -> None:
# XXX(PT): Modified from strongarm-cli
data = parser.get_bytes(StaticFilePointer(start_address), size)
# split to 16 byte regions
region_size = 16
current_index = 0
while True:
if current_index >= size or current_index >= len(data):
break
# grab the next grouping of bytes
byte_region = data[current_index : current_index + region_size]
region_start = start_address + current_index
print(f"{region_start:#011x}", end="\t\t")
ascii_rep = "|"
for idx, byte in enumerate(byte_region):
print("{:02x}".format(byte), end=" ")
# indent every 8 bytes
if idx > 0 and (idx + 1) % 8 == 0:
print("\t", end="")
ascii_byte = chr(byte) if 32 <= byte < 127 else "."
ascii_rep += ascii_byte
ascii_rep += "|"
print(ascii_rep)
current_index += region_size
