本文整理汇总了Python中bitcoin.core.script.SignatureHash方法的典型用法代码示例。如果您正苦于以下问题：Python script.SignatureHash方法的具体用法？Python script.SignatureHash怎么用？Python script.SignatureHash使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类bitcoin.core.script的用法示例。
在下文中一共展示了script.SignatureHash方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: sign
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import SignatureHash [as 别名]
def sign(self, default_wallet: BitcoinWallet =None):
"""Signing transaction using the wallet object."""
for tx_index, tx_in in enumerate(self.tx.vin):
utxo = self.solvable_utxo[tx_index]
wallet = utxo.wallet or default_wallet
if wallet is None:
raise RuntimeError('Cannot sign transaction without a wallet.')
tx_script = utxo.parsed_script
if utxo.contract:
sig_hash = script.SignatureHash(
script.CScript.fromhex(utxo.contract),
self.tx,
tx_index,
script.SIGHASH_ALL
)
else:
sig_hash = script.SignatureHash(
tx_script,
self.tx,
tx_index,
script.SIGHASH_ALL
)
sig = wallet.private_key.sign(sig_hash) + struct.pack('<B', script.SIGHASH_ALL)
script_sig = [sig, wallet.private_key.pub] + utxo.unsigned_script_sig
tx_in.scriptSig = script.CScript(script_sig)
VerifyScript(
tx_in.scriptSig,
tx_script,
self.tx,
tx_index,
(SCRIPT_VERIFY_P2SH,)
)
self.signed = True 示例2: sign
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import SignatureHash [as 别名]
def sign(self, privkey):
"""
Sign each of the inputs with the private key. Inputs should all be sent to
the same scriptPubkey so we should only need one key.
"""
seckey = CBitcoinSecret.from_secret_bytes(x(bitcointools.encode_privkey(privkey, "hex")))
for i in range(len(self.tx.vin)):
txin_scriptPubKey = self.tx.vin[i].scriptSig
sighash = SignatureHash(txin_scriptPubKey, self.tx, i, SIGHASH_ALL)
sig = seckey.sign(sighash) + struct.pack('<B', SIGHASH_ALL)
self.tx.vin[i].scriptSig = CScript([sig, seckey.pub])
VerifyScript(self.tx.vin[i].scriptSig, txin_scriptPubKey, self.tx, i, (SCRIPT_VERIFY_P2SH,)) 示例3: create_signature
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import SignatureHash [as 别名]
def create_signature(self, privkey, reedem_script):
"""
Exports a raw signature suitable for use in a multisig transaction
"""
seckey = CBitcoinSecret.from_secret_bytes(x(bitcointools.encode_privkey(privkey, "hex")))
signatures = []
for i in range(len(self.tx.vin)):
sighash = SignatureHash(CScript(x(reedem_script)), self.tx, i, SIGHASH_ALL)
signatures.append({
"index": i,
"signature": (seckey.sign(sighash) + struct.pack('<B', SIGHASH_ALL)).encode("hex"),
"outpoint": b2lx(self.tx.vin[i].prevout.hash) + b2lx(struct.pack(b"<I", self.tx.vin[i].prevout.n))
})
return signatures 示例4: signature
# 需要导入模块: from bitcoin.core import script [as 别名]
# 或者: from bitcoin.core.script import SignatureHash [as 别名]
def signature(self, transaction):
"""Signature for a transaction."""
sighash = SignatureHash(CScript(self.anchor_redeem),
transaction, 0, SIGHASH_ALL)
sig = g.seckey.sign(sighash) + bytes([SIGHASH_ALL])
return sig