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Fix initial state of buffer in BIP32 formatting function

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This commit is contained in:
Alexandre Paillier
2022-08-01 11:22:51 +02:00
parent 311c266084
commit 243f33bbb7
1 changed files with 3 additions and 3 deletions
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6
tests/ragger/ethereum_client.py
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@@ -120,7 +120,7 @@ class EthereumClientCmdBuilder:
data_w_length[:0xff])
data_w_length = data_w_length[0xff:]
def _format_bip32(self, bip32, data = bytearray()) -> bytearray:
def _format_bip32(self, bip32, data: bytearray) -> bytearray:
data.append(len(bip32))
for idx in bip32:
data.append((idx & 0xff000000) >> 24)
@@ -130,7 +130,7 @@ class EthereumClientCmdBuilder:
return data
def eip712_sign_new(self, bip32) -> bytes:
data = self._format_bip32(bip32)
data = self._format_bip32(bip32, bytearray())
return self._serialize(InsType.EIP712_SIGN,
P1Type.COMPLETE_SEND,
P2Type.NEW_IMPLEM,
@@ -140,7 +140,7 @@ class EthereumClientCmdBuilder:
bip32,
domain_hash: bytes,
message_hash: bytes) -> bytes:
data = self._format_bip32(bip32)
data = self._format_bip32(bip32, bytearray())
data += domain_hash
data += message_hash
return self._serialize(InsType.EIP712_SIGN,