def solve(self, digest):
from .transaction import Witness
pubkey = self.privk.pub()
sig = self.privk.sign(digest)
return (ScriptSig.from_stack_data([
StackData.from_bytes(sig + self.sighash.as_byte()),
StackData.from_bytes(pubkey.compressed)
]), Witness([]))
def solve(self, *digests):
from .transaction import Witness
if len(digests) != len(self.privkeys):
raise ValueError('{} privkeys provided and {} digests'.format(
len(self.privkeys), len(digests)))
script_sig_data = [StackData.zero()]
for priv, digest, sighash in zip(self.privkeys, digests,
self.sighashes):
sig = priv.sign(digest)
script_sig_data.append(
StackData.from_bytes(sig + sighash.as_byte()))
return ScriptSig.from_stack_data(script_sig_data), Witness([])
def nulldata_script(data: bytes) -> NulldataScript:
'''create nulldata (OP_return) script'''
stack = StackData.from_bytes(data)
return NulldataScript(stack)
def SegWit_Witness(sig, pubkey): #TODO Successfully
witness_sig = StackData.from_bytes(unhexlify(sig))
witness_pubkey = StackData.from_bytes(unhexlify(pubkey))
witness = Witness([witness_sig, witness_pubkey])
return witness
def solve(self, *digests):
script_sig, witness = self.inner_solver.solve(*digests)
script_sig_data = script_sig.get_data()
script_sig_data.append(StackData.from_bytes(self.preimage))
return ScriptSig.from_stack_data(script_sig_data), witness