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python: use stdlib blake2s on python 3.6+

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This commit is contained in:
matejcik 2019-08-09 14:10:28 +02:00 committed by matejcik
parent aa19f9d737
commit 6d407c84d7
3 changed files with 12 additions and 9 deletions
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2
python/requirements.txt
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@ -3,7 +3,7 @@ mnemonic>=0.17
shamir-mnemonic>=0.1.0
requests>=2.4.0
click>=7,<8
pyblake2>=0.9.3
libusb1>=1.6.4
construct>=2.9
typing_extensions>=3.6
pyblake2>=0.9.3 ; python_version<'3.6'

2
python/setup.py
View File

@ -12,10 +12,10 @@ install_requires = [
"shamir-mnemonic>=0.1.0",
"requests>=2.4.0",
"click>=7,<8",
"pyblake2>=0.9.3",
"libusb1>=1.6.4",
"construct>=2.9",
"typing_extensions>=3.6",
"pyblake2>=0.9.3 ; python_version<'3.6'",
]
CWD = os.path.dirname(os.path.realpath(__file__))

17
python/src/trezorlib/firmware.py
View File

@ -20,10 +20,15 @@ from typing import Callable, List, NewType, Tuple
import construct as c
import ecdsa
import pyblake2
from . import cosi, messages, tools
try:
from hashlib import blake2s
except ImportError:
from pyblake2 import blake2s
V1_SIGNATURE_SLOTS = 3
V1_BOOTLOADER_KEYS = {
1: "04d571b7f148c5e4232c3814f777d8faeaf1a84216c78d569b71041ffc768a5b2d810fc3bb134dd026b57e65005275aedef43e155f48fc11a32ec790a93312bd58",
@ -263,9 +268,7 @@ def check_sig_v1(
def _header_digest(
header: c.Container,
header_type: c.Construct,
hash_function: Callable = pyblake2.blake2s,
header: c.Container, header_type: c.Construct, hash_function: Callable = blake2s
) -> bytes:
stripped_header = header.copy()
stripped_header.sigmask = 0
@ -277,7 +280,7 @@ def _header_digest(
def digest_v2(fw: FirmwareType) -> bytes:
return _header_digest(fw.firmware_header, FirmwareHeader, pyblake2.blake2s)
return _header_digest(fw.firmware_header, FirmwareHeader, blake2s)
def digest_onev2(fw: FirmwareType) -> bytes:
@ -286,7 +289,7 @@ def digest_onev2(fw: FirmwareType) -> bytes:
def validate_code_hashes(
fw: FirmwareType,
hash_function: Callable = pyblake2.blake2s,
hash_function: Callable = blake2s,
chunk_size: int = V2_CHUNK_SIZE,
padding_byte: bytes = None,
) -> None:
@ -426,7 +429,7 @@ def update(client, data):
# TREZORv2 method
while isinstance(resp, messages.FirmwareRequest):
payload = data[resp.offset : resp.offset + resp.length]
digest = pyblake2.blake2s(payload).digest()
digest = blake2s(payload).digest()
resp = client.call(messages.FirmwareUpload(payload=payload, hash=digest))
if isinstance(resp, messages.Success):