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Add ScryptMixin and use it

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This commit is contained in:
Neil Booth 2017-11-27 14:22:54 +09:00
parent 02438e488d
commit 509069cce4
1 changed files with 23 additions and 49 deletions
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72
lib/coins.py
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@ -345,6 +345,25 @@ class EquihashMixin(object):
return deserializer.read_header(height, cls.BASIC_HEADER_SIZE)
class ScryptMixin(object):
DESERIALIZER = lib_tx.DeserializerTxTime
HEADER_HASH = None
@classmethod
def header_hash(cls, header):
'''Given a header return the hash.'''
if cls.HEADER_HASH is None:
import scrypt
cls.HEADER_HASH = lambda x: scrypt.hash(x, x, 1024, 1, 1, 32)
version, = struct.unpack('<I', header[:4])
if version > 6:
return super().header_hash(header)
else:
return cls.HEADER_HASH(header)
class KomodoMixin(object):
P2PKH_VERBYTE = bytes.fromhex("3C")
P2SH_VERBYTES = [bytes.fromhex("55")]
@ -926,7 +945,7 @@ class Einsteinium(Coin):
REORG_LIMIT = 2000
class Blackcoin(Coin):
class Blackcoin(ScryptMixin, Coin):
NAME = "Blackcoin"
SHORTNAME = "BLK"
NET = "mainnet"
@ -935,7 +954,6 @@ class Blackcoin(Coin):
WIF_BYTE = bytes.fromhex("99")
GENESIS_HASH = ('000001faef25dec4fbcf906e6242621d'
'f2c183bf232f263d0ba5b101911e4563')
DESERIALIZER = lib_tx.DeserializerTxTime
DAEMON = daemon.LegacyRPCDaemon
TX_COUNT = 4594999
TX_COUNT_HEIGHT = 1667070
@ -944,23 +962,9 @@ class Blackcoin(Coin):
IRC_CHANNEL = "#electrum-blk"
RPC_PORT = 15715
REORG_LIMIT = 5000
HEADER_HASH = None
@classmethod
def header_hash(cls, header):
'''Given a header return the hash.'''
if cls.HEADER_HASH is None:
import scrypt
cls.HEADER_HASH = lambda x: scrypt.hash(x, x, 1024, 1, 1, 32)
version, = struct.unpack('<I', header[:4])
if version > 6:
return super().header_hash(header)
else:
return cls.HEADER_HASH(header)
class Bitbay(Coin):
class Bitbay(ScryptMixin, Coin):
NAME = "Bitbay"
SHORTNAME = "BAY"
NET = "mainnet"
@ -969,7 +973,6 @@ class Bitbay(Coin):
WIF_BYTE = bytes.fromhex("99")
GENESIS_HASH = ('0000075685d3be1f253ce777174b1594'
'354e79954d2a32a6f77fe9cba00e6467')
DESERIALIZER = lib_tx.DeserializerTxTime
DAEMON = daemon.LegacyRPCDaemon
TX_COUNT = 4594999
TX_COUNT_HEIGHT = 1667070
@ -978,20 +981,6 @@ class Bitbay(Coin):
IRC_CHANNEL = "#electrum-bay"
RPC_PORT = 19914
REORG_LIMIT = 5000
HEADER_HASH = None
@classmethod
def header_hash(cls, header):
'''Given a header return the hash.'''
if cls.HEADER_HASH is None:
import scrypt
cls.HEADER_HASH = lambda x: scrypt.hash(x, x, 1024, 1, 1, 32)
version, = struct.unpack('<I', header[:4])
if version > 6:
return super().header_hash(header)
else:
return cls.HEADER_HASH(header)
class Peercoin(Coin):
@ -1128,7 +1117,7 @@ class Crown(AuxPowMixin, Coin):
'tor-crwseed.crowndns.info s t',
'lon-crwseed.crowndns.info s t',
'fra-crwseed.crowndns.info s t',
]
]
class Fujicoin(Coin):
@ -1152,7 +1141,7 @@ class Fujicoin(Coin):
REORG_LIMIT = 1000
class Neblio(Coin):
class Neblio(ScryptMixin, Coin):
NAME = "Neblio"
SHORTNAME = "NEBL"
NET = "mainnet"
@ -1163,26 +1152,11 @@ class Neblio(Coin):
WIF_BYTE = bytes.fromhex("80")
GENESIS_HASH = ('7286972be4dbc1463d256049b7471c25'
'2e6557e222cab9be73181d359cd28bcc')
DESERIALIZER = lib_tx.DeserializerTxTime
TX_COUNT = 23675
TX_COUNT_HEIGHT = 22785
TX_PER_BLOCK = 1
RPC_PORT = 6326
REORG_LIMIT = 1000
HEADER_HASH = None
@classmethod
def header_hash(cls, header):
'''Given a header return the hash.'''
if cls.HEADER_HASH is None:
import scrypt
cls.HEADER_HASH = lambda x: scrypt.hash(x, x, 1024, 1, 1, 32)
version, = struct.unpack('<I', header[:4])
if version > 6:
return super().header_hash(header)
else:
return cls.HEADER_HASH(header)
class Bitzeny(Coin):