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src/apps/wallet: fix address_n_matches_coin function

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Pavol Rusnak 2018-06-21 17:01:46 +02:00
parent 43891692ab
commit ac0bdd5902
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1 changed files with 5 additions and 4 deletions
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src/apps/wallet/sign_tx/signing.py
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@ -617,10 +617,11 @@ def node_derive(root: bip32.HDNode, address_n: list) -> bip32.HDNode:
def address_n_matches_coin(address_n: list, coin: CoinInfo) -> bool: def address_n_matches_coin(address_n: list, coin: CoinInfo) -> bool:
bip44 = const(44 | 0x80000000) if len(address_n) < 2:
if len(address_n) < 2 or address_n[0] != bip44 or address_n[1] == coin.slip44 | 0x80000000: return True # path is too short
return True # path is not BIP44 or matches the coin if address_n[0] not in (44 | 0x80000000, 49 | 0x80000000, 84 | 0x80000000):
return False # path is BIP44 and does not match the coin return True # path is not BIP44/49/84
return address_n[1] == (coin.slip44 | 0x80000000) # check whether coin_type matches slip44 value
def ecdsa_sign(node: bip32.HDNode, digest: bytes) -> bytes: def ecdsa_sign(node: bip32.HDNode, digest: bytes) -> bytes: