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block template class

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4tochka 2018-04-01 11:08:18 +04:00
parent 4e61a365ef
commit 6396fe8e3a
1 changed files with 4 additions and 2 deletions
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6
pybtc/blockchain.py
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@ -847,14 +847,16 @@ class BlockTemplate():
def split_coinbase(self):
tx = self.coinbase_tx.serialize()
len_coinbase = len(self.coinbase_tx.tx_in[0].sig_script.raw)
return hexlify(tx[:44 + len_coinbase]).decode(),\
extranonce_len = self.extranonce1_size + self.extranonce2_size
return hexlify(tx[:44 + len_coinbase - extranonce_len]).decode(),\
hexlify(tx[44 + len_coinbase:]).decode()
def create_coinbase_transaction(self):
tx = Transaction(version = 1,tx_in = [], tx_out = [], witness= [])
coinbase = b'\x03' + self.height.to_bytes(4,'little') + unhexlify(self.coinbase_message)
assert len(coinbase) <= 100 - self.extranonce1_size - self.extranonce2_size
coinbase += b"\x00" * (self.extranonce1_size + self.extranonce2_size)
assert len(coinbase) <= 100
tx.tx_in = [Input((b'\x00'*32 ,0xffffffff), coinbase, 0xffffffff)]
tx.witness = [Witness([b'\x00'*32])]
commitment = self.calculate_commitment(tx.witness[0].witness[0])