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apps.common.signtx: fix outputs for multibyte address prefixes

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This commit is contained in:
Pavol Rusnak 2016-11-16 01:45:18 +01:00
parent ea12087de7
commit cfdd517bf4
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GPG Key ID: 91F3B339B9A02A3D
1 changed files with 13 additions and 2 deletions
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15
src/apps/common/signtx.py
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@ -312,14 +312,25 @@ def get_tx_hash(w, double: bool, reverse: bool=False) -> bytes:
# TX Outputs
# ===
def len_address_type(address_type):
if address_type <= 0xFF:
return 1
if address_type <= 0xFFFF:
return 2
if address_type <= 0xFFFFFF:
return 3
# else
return 4
def output_derive_script(o: TxOutputType, coin: CoinType, root) -> bytes:
if o.script_type == OutputScriptType.PAYTOADDRESS:
ra = output_paytoaddress_extract_raw_address(o, coin, root)
return script_paytoaddress_new(ra[1:])
at = len_address_type(coin.address_type)
return script_paytoaddress_new(ra[at:])
elif o.script_type == OutputScriptType.PAYTOSCRIPTHASH:
ra = output_paytoaddress_extract_raw_address(o, coin, root, p2sh=True)
return script_paytoscripthash_new(ra[1:])
at = len_address_type(coin.address_type_p2sh)
return script_paytoscripthash_new(ra[at:])
elif o.script_type == OutputScriptType.PAYTOOPRETURN:
if o.amount == 0:
return script_paytoopreturn_new(o.op_return_data)