basicswap/basicswap/interface/doge.py
2025-01-03 22:47:59 +02:00

58 lines
1.7 KiB
Python

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