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Hardware wallets: limit change outputs to 1

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This commit is contained in:
Neil Booth
2016-01-23 22:05:08 +09:00
parent b752e91dae
commit efa1efedca
3 changed files with 6 additions and 1 deletions
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5
lib/wallet.py
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@@ -151,6 +151,9 @@ class Abstract_Wallet(PrintError):
Wallet classes are created to handle various address generation methods.
Completion states (watching-only, single account, no seed, etc) are handled inside classes.
"""
max_change_outputs = 3
def __init__(self, storage):
self.storage = storage
self.network = None
@@ -966,7 +969,7 @@ class Abstract_Wallet(PrintError):
dust_threshold = 182 * 3 * self.relayfee() / 1000
# Let the coin chooser select the coins to spend
max_change = 3 if self.multiple_change else 1
max_change = self.max_change_outputs if self.multiple_change else 1
coin_chooser = self.coin_chooser(config)
tx = coin_chooser.make_tx(coins, outputs, change_addrs[:max_change],
fee_estimator, dust_threshold)