removing bitcoin support

This commit is contained in:
Lex Berezhny 2019-12-31 14:43:28 -05:00
parent 0b23f68fb2
commit ea5322af82
3 changed files with 0 additions and 136 deletions

View file

@ -1 +0,0 @@
__path__: str = __import__('pkgutil').extend_path(__path__, __name__)

View file

@ -1,49 +0,0 @@
__node_daemon__ = 'bitcoind'
__node_cli__ = 'bitcoin-cli'
__node_bin__ = 'bitcoin-abc-0.17.2/bin'
__node_url__ = (
'https://download.bitcoinabc.org/0.17.2/linux/bitcoin-abc-0.17.2-x86_64-linux-gnu.tar.gz'
)
__spvserver__ = 'torba.server.coins.BitcoinCashRegtest'
from binascii import unhexlify
from torba.client.baseledger import BaseLedger
from torba.client.basetransaction import BaseTransaction
from .bitcoinsegwit import MainHeaders, UnverifiedHeaders
class Transaction(BaseTransaction):
def signature_hash_type(self, hash_type):
return hash_type | 0x40
class MainNetLedger(BaseLedger):
name = 'BitcoinCash'
symbol = 'BCH'
network_name = 'mainnet'
headers_class = MainHeaders
transaction_class = Transaction
pubkey_address_prefix = bytes((0,))
script_address_prefix = bytes((5,))
extended_public_key_prefix = unhexlify('0488b21e')
extended_private_key_prefix = unhexlify('0488ade4')
default_fee_per_byte = 50
class RegTestLedger(MainNetLedger):
headers_class = UnverifiedHeaders
network_name = 'regtest'
pubkey_address_prefix = bytes((111,))
script_address_prefix = bytes((196,))
extended_public_key_prefix = unhexlify('043587cf')
extended_private_key_prefix = unhexlify('04358394')
max_target = 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
genesis_hash = '0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206'
genesis_bits = 0x207fffff
target_timespan = 1

View file

@ -1,86 +0,0 @@
__node_daemon__ = 'bitcoind'
__node_cli__ = 'bitcoin-cli'
__node_bin__ = 'bitcoin-0.16.3/bin'
__node_url__ = (
'https://bitcoin.org/bin/bitcoin-core-0.16.3/bitcoin-0.16.3-x86_64-linux-gnu.tar.gz'
)
__spvserver__ = 'torba.server.coins.BitcoinSegwitRegtest'
import struct
from typing import Optional
from binascii import hexlify, unhexlify
from torba.client.baseledger import BaseLedger
from torba.client.baseheader import BaseHeaders, ArithUint256
class MainHeaders(BaseHeaders):
header_size: int = 80
chunk_size: int = 2016
max_target: int = 0x00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff
genesis_hash: Optional[bytes] = b'000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f'
target_timespan: int = 14 * 24 * 60 * 60
@staticmethod
def serialize(header: dict) -> bytes:
return b''.join([
struct.pack('<I', header['version']),
unhexlify(header['prev_block_hash'])[::-1],
unhexlify(header['merkle_root'])[::-1],
struct.pack('<III', header['timestamp'], header['bits'], header['nonce'])
])
@staticmethod
def deserialize(height, header):
version, = struct.unpack('<I', header[:4])
timestamp, bits, nonce = struct.unpack('<III', header[68:80])
return {
'block_height': height,
'version': version,
'prev_block_hash': hexlify(header[4:36][::-1]),
'merkle_root': hexlify(header[36:68][::-1]),
'timestamp': timestamp,
'bits': bits,
'nonce': nonce
}
def get_next_chunk_target(self, chunk: int) -> ArithUint256:
if chunk == -1:
return ArithUint256(self.max_target)
previous = self[chunk * 2016]
current = self[chunk * 2016 + 2015]
actual_timespan = current['timestamp'] - previous['timestamp']
actual_timespan = max(actual_timespan, int(self.target_timespan / 4))
actual_timespan = min(actual_timespan, self.target_timespan * 4)
target = ArithUint256.from_compact(current['bits'])
new_target = min(ArithUint256(self.max_target), (target * actual_timespan) / self.target_timespan)
return new_target
class MainNetLedger(BaseLedger):
name = 'BitcoinSegwit'
symbol = 'BTC'
network_name = 'mainnet'
headers_class = MainHeaders
pubkey_address_prefix = bytes((0,))
script_address_prefix = bytes((5,))
extended_public_key_prefix = unhexlify('0488b21e')
extended_private_key_prefix = unhexlify('0488ade4')
default_fee_per_byte = 50
class UnverifiedHeaders(MainHeaders):
max_target = 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
genesis_hash = None
validate_difficulty = False
class RegTestLedger(MainNetLedger):
network_name = 'regtest'
headers_class = UnverifiedHeaders
pubkey_address_prefix = bytes((111,))
script_address_prefix = bytes((196,))
extended_public_key_prefix = unhexlify('043587cf')
extended_private_key_prefix = unhexlify('04358394')