def bip_derive(srcClient, srcServer, hardened, index, test):
clientObj = mpc_crypto.Bip32(CLIENT)
serverObj = mpc_crypto.Bip32(SERVER)
clientObj.initDerive(srcClient, index, hardened)
serverObj.initDerive(srcServer, index, hardened)
exec_client_server(clientObj, serverObj)
clientObj.getDeriveResult()
serverObj.getDeriveResult()
assert clientObj.serialize() == test
return clientObj, serverObj
def run_derive(inShare):
if args.type != 'BIP32':
sys.exit("Derive not supported for " + args.type)
srcObj = mpc_crypto.GenericSecret(peer, inShare)
with srcObj:
obj = mpc_crypto.Bip32(peer)
with obj:
obj.initDerive(srcObj, args.index, args.hardened)
exec_mpc_exchange(obj)
obj.getDeriveResult()
return obj.exportShare()
