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Code Issues Releases Wiki Activity

core/eos: reduce code duplication

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This commit is contained in:
Pavol Rusnak 2019-05-24 15:52:57 +02:00
parent 1583ea62f9
commit 414b33dbfb
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
3 changed files with 11 additions and 16 deletions
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21
core/src/apps/eos/get_public_key.py
View File

@ -1,5 +1,4 @@
from trezor import wire
from trezor.crypto import base58
from trezor.crypto.curve import secp256k1
from trezor.crypto.hashlib import ripemd160
from trezor.messages.EosGetPublicKey import EosGetPublicKey
@ -7,23 +6,19 @@ from trezor.messages.EosPublicKey import EosPublicKey
from apps.common import paths
from apps.eos import CURVE
from apps.eos.helpers import validate_full_path
from apps.eos.helpers import base58_encode, validate_full_path
from apps.eos.layout import require_get_public_key
def _ripemd160_32(data: bytes) -> bytes:
return ripemd160(data).digest()[:4]
def _public_key_to_wif(pub_key: bytes) -> str:
if len(pub_key) == 65:
head = 0x03 if pub_key[64] & 0x01 else 0x02
compresed_pub_key = bytes([head]) + pub_key[1:33]
elif len(pub_key) == 33:
compresed_pub_key = pub_key
if pub_key[0] == 0x04 and len(pub_key) == 65:
head = b"\x03" if pub_key[64] & 0x01 else b"\x02"
compressed_pub_key = head + pub_key[1:33]
elif pub_key[0] in [0x02, 0x03] and len(pub_key) == 33:
compressed_pub_key = pub_key
else:
raise wire.DataError("invalid public key length")
return "EOS" + base58.encode_check(compresed_pub_key, _ripemd160_32)
raise wire.DataError("invalid public key")
return base58_encode("EOS", "", compressed_pub_key)
def _get_public_key(node):

4
core/src/apps/eos/helpers.py
View File

@ -7,9 +7,9 @@ from apps.common import HARDENED
def base58_encode(prefix: str, sig_prefix: str, data: bytes) -> str:
b58 = base58.encode(data + base58.ripemd160_32(data + sig_prefix.encode()))
if sig_prefix:
return prefix + "_" + sig_prefix + "_" + b58
return prefix + sig_prefix + "_" + b58
else:
return prefix + "_" + b58
return prefix + b58
def eos_name_to_string(value) -> str:

2
core/src/apps/eos/sign_tx.py
View File

@ -36,7 +36,7 @@ async def sign_tx(ctx, msg: EosSignTx, keychain):
node.private_key(), digest, True, secp256k1.CANONICAL_SIG_EOS
)
return EosSignedTx(signature=base58_encode("SIG", "K1", signature))
return EosSignedTx(signature=base58_encode("SIG_", "K1", signature))
async def _init(ctx, sha, msg):