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trezor-firmware/storage/tests/tests/test_set_get.py

288 lines
8.6 KiB
Python

import pytest
from python.src import consts
from python.src.norcow import NC_CLASSES
from . import common
# Strings for testing ChaCha20 encryption.
chacha_strings = [
b"Short string.",
b"",
b"Although ChaCha20 is a stream cipher, it operates on blocks of 64 bytes. This string is over 152 bytes in length so that we test multi-block encryption.",
b"This string is exactly 64 bytes long, that is exactly one block.",
]
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_delete(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
s.set(0xFF04, b"0123456789A")
s.delete(0xFF04)
s.set(0xFF04, b"0123456789AB")
s.delete(0xFF04)
s.set(0xFF04, b"0123456789ABC")
s.delete(0xFF04)
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_equal(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
s.set(0xFF04, b"0123456789A")
s.set(0xFF04, b"0123456789A")
s.set(0xFF04, b"0123456789AB")
s.set(0xFF04, b"0123456789AB")
s.set(0xFF04, b"0123456789ABC")
s.set(0xFF04, b"0123456789ABC")
s.set(0xFF04, b"0123456789ABCDE")
s.set(0xFF04, b"0123456789ABCDE")
s.set(0xFF04, b"0123456789ABCDEF")
s.set(0xFF04, b"0123456789ABCDEF")
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_over_ff(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
s.set(0xFF01, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")
s.set(0xFF01, b"0123456789A")
s.set(0xFF02, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")
s.set(0xFF02, b"0123456789AB")
s.set(0xFF03, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")
s.set(0xFF03, b"0123456789ABC")
s.set(0xFF04, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")
s.set(0xFF04, b"0123456789ABCD")
s.set(0xFF05, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")
s.set(0xFF05, b"0123456789ABCDE")
s.set(
0xFF06, b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
)
s.set(0xFF06, b"0123456789ABCDEF")
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_get(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
s.set(0xBEEF, b"Hello")
s.set(0xCAFE, b"world! ")
s.set(0xDEAD, b"How\n")
s.set(0xAAAA, b"are")
s.set(0x0901, b"you?")
s.set(0x0902, b"Lorem")
s.set(0x0903, b"ipsum")
s.set(0xDEAD, b"A\n")
s.set(0xDEAD, b"AAAAAAAAAAA")
s.set(0x2200, b"BBBB")
assert common.memory_equals(sc, sp)
for s in (sc, sp):
s.change_pin("", "222")
s.change_pin("222", "99")
s.set(0xAAAA, b"something else")
assert common.memory_equals(sc, sp)
# check data are not changed by gets
datasc = sc._dump()
datasp = sp._dump()
for s in (sc, sp):
assert s.get(0xAAAA) == b"something else"
assert s.get(0x0901) == b"you?"
assert s.get(0x0902) == b"Lorem"
assert s.get(0x0903) == b"ipsum"
assert s.get(0xDEAD) == b"AAAAAAAAAAA"
assert s.get(0x2200) == b"BBBB"
assert datasc == sc._dump()
assert datasp == sp._dump()
# test locked storage
for s in (sc, sp):
s.lock()
with pytest.raises(RuntimeError):
s.set(0xAAAA, b"test public")
with pytest.raises(RuntimeError):
s.set(0x0901, b"test protected")
with pytest.raises(RuntimeError):
s.get(0x0901)
assert s.get(0xAAAA) == b"something else"
# check that storage functions after unlock
for s in (sc, sp):
s.unlock("99")
s.set(0xAAAA, b"public")
s.set(0x0902, b"protected")
assert s.get(0xAAAA) == b"public"
assert s.get(0x0902) == b"protected"
# test delete
for s in (sc, sp):
assert s.delete(0x0902)
assert common.memory_equals(sc, sp)
for s in (sc, sp):
assert not s.delete(0x7777)
assert not s.delete(0x0902)
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_get_all_len(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
for i in range(0, 133):
data = bytes([(i + j) % 256 for j in range(0, i)])
s.set(0xFF01 + i, data)
assert s.get(0xFF01 + i) == data
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_get_all_len_enc(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
for i in range(0, 133):
data = bytes([(i + j) % 256 for j in range(0, i)])
s.set(0x101 + i, data)
assert s.get(0x101 + i) == data
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_invalid_key(nc_class):
for s in common.init(nc_class, unlock=True):
with pytest.raises(RuntimeError):
s.set(0xFFFF, b"Hello")
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_non_existing_key(nc_class):
sc, sp = common.init(nc_class)
for s in (sc, sp):
with pytest.raises(RuntimeError):
s.get(0xABCD)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_chacha_strings(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
for i, string in enumerate(chacha_strings):
s.set(0x0301 + i, string)
assert common.memory_equals(sc, sp)
for s in (sc, sp):
for i, string in enumerate(chacha_strings):
assert s.get(0x0301 + i) == string
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_repeated(nc_class):
test_strings = [[0x0501, b""], [0x0502, b"test"], [0x8501, b""], [0x8502, b"test"]]
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
for key, val in test_strings:
s.set(key, val)
s.set(key, val)
assert common.memory_equals(sc, sp)
for s in (sc, sp):
for key, val in test_strings:
s.set(key, val)
assert common.memory_equals(sc, sp)
for key, val in test_strings:
for s in (sc, sp):
assert s.delete(key)
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_similar(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for s in (sc, sp):
s.set(0xBEEF, b"Satoshi")
s.set(0xBEEF, b"satoshi")
assert common.memory_equals(sc, sp)
for s in (sc, sp):
s.wipe()
s.unlock("")
s.set(0xBEEF, b"satoshi")
s.set(0xBEEF, b"Satoshi")
assert common.memory_equals(sc, sp)
for s in (sc, sp):
s.wipe()
s.unlock("")
s.set(0xBEEF, b"satoshi")
s.set(0xBEEF, b"Satoshi")
s.set(0xBEEF, b"Satoshi")
s.set(0xBEEF, b"SatosHi")
s.set(0xBEEF, b"satoshi")
s.set(0xBEEF, b"satoshi\x00")
assert common.memory_equals(sc, sp)
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_set_locked(nc_class):
sc, sp = common.init(nc_class)
for s in (sc, sp):
s.lock()
with pytest.raises(RuntimeError):
s.set(0x0303, b"test")
with pytest.raises(RuntimeError):
s.set(0x8003, b"test")
assert common.memory_equals(sc, sp)
for s in (sc, sp):
s.set(0xC001, b"Ahoj")
s.set(0xC003, b"test")
assert common.memory_equals(sc, sp)
for s in (sc, sp):
assert s.get(0xC001) == b"Ahoj"
assert s.get(0xC003) == b"test"
@pytest.mark.parametrize("nc_class", NC_CLASSES)
def test_counter(nc_class):
sc, sp = common.init(nc_class, unlock=True)
for i in range(0, 200):
for s in (sc, sp):
assert i == s.next_counter(0xC001)
assert common.memory_equals(sc, sp)
for s in (sc, sp):
s.lock()
s.set_counter(0xC001, 500)
assert common.memory_equals(sc, sp)
for i in range(501, 700):
for s in (sc, sp):
assert i == s.next_counter(0xC001)
assert common.memory_equals(sc, sp)
for s in (sc, sp):
with pytest.raises(RuntimeError):
s.set_counter(0xC001, consts.UINT32_MAX + 1)
start = consts.UINT32_MAX - 100
s.set_counter(0xC001, start)
for i in range(start, consts.UINT32_MAX):
assert i + 1 == s.next_counter(0xC001)
with pytest.raises(RuntimeError):
s.next_counter(0xC001)
assert common.memory_equals(sc, sp)