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https://github.com/basicswap/basicswap.git
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58 lines
1.7 KiB
Python
58 lines
1.7 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2024 The BasicSwap developers
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# Distributed under the MIT software license, see the accompanying
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# file LICENSE or http://www.opensource.org/licenses/mit-license.php.
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from .btc import BTCInterface
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from basicswap.chainparams import Coins
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from basicswap.util.crypto import hash160
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from basicswap.contrib.test_framework.script import (
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CScript,
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OP_DUP,
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OP_CHECKSIG,
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OP_HASH160,
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OP_EQUAL,
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OP_EQUALVERIFY,
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)
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class DOGEInterface(BTCInterface):
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@staticmethod
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def coin_type():
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return Coins.DOGE
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@staticmethod
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def xmr_swap_b_lock_spend_tx_vsize() -> int:
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return 192
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def __init__(self, coin_settings, network, swap_client=None):
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super(DOGEInterface, self).__init__(coin_settings, network, swap_client)
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def getScriptDest(self, script: bytearray) -> bytearray:
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# P2SH
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script_hash = hash160(script)
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assert len(script_hash) == 20
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return CScript([OP_HASH160, script_hash, OP_EQUAL])
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def getScriptForPubkeyHash(self, pkh: bytes) -> bytearray:
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# Return P2PKH
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return CScript([OP_DUP, OP_HASH160, pkh, OP_EQUALVERIFY, OP_CHECKSIG])
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def encodeScriptDest(self, script_dest: bytes) -> str:
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# Extract hash from script
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script_hash = script_dest[2:-1]
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return self.sh_to_address(script_hash)
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def getBLockSpendTxFee(self, tx, fee_rate: int) -> int:
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add_bytes = 107
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size = len(tx.serialize_with_witness()) + add_bytes
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pay_fee = round(fee_rate * size / 1000)
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self._log.info(
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f"BLockSpendTx fee_rate, size, fee: {fee_rate}, {size}, {pay_fee}."
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)
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return pay_fee
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