Better handle base58 version bytes and allow for a >1 byte version
This commit is contained in:
John L. Jegutanis
Neil Booth
parent
b3005fbb3e
commit
6b1b9d01f2
132
lib/coins.py
132
lib/coins.py
@ -1,4 +1,5 @@
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# Copyright (c) 2016-2017, Neil Booth
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# Copyright (c) 2017, the ElectrumX authors
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#
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# All rights reserved.
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#
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@ -29,18 +30,15 @@ Anything coin-specific should go in this file and be subclassed where
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necessary for appropriate handling.
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'''
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from decimal import Decimal
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from functools import partial
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from hashlib import sha256
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import inspect
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import re
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import struct
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import sys
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from decimal import Decimal
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from hashlib import sha256
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from lib.hash import Base58, hash160, ripemd160, double_sha256, hash_to_str
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import lib.util as util
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from lib.hash import Base58, hash160, double_sha256, hash_to_str
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from lib.script import ScriptPubKey
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from lib.tx import Deserializer, DeserializerSegWit
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import lib.util as util
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class CoinError(Exception):
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@ -156,7 +154,7 @@ class Coin(object):
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def P2PKH_address_from_hash160(cls, hash160):
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'''Return a P2PKH address given a public key.'''
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assert len(hash160) == 20
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return Base58.encode_check(bytes([cls.P2PKH_VERBYTE]) + hash160)
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return Base58.encode_check(cls.P2PKH_VERBYTE + hash160)
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@classmethod
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def P2PKH_address_from_pubkey(cls, pubkey):
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@ -167,7 +165,7 @@ class Coin(object):
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def P2SH_address_from_hash160(cls, hash160):
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'''Return a coin address given a hash160.'''
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assert len(hash160) == 20
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return Base58.encode_check(bytes([cls.P2SH_VERBYTE]) + hash160)
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return Base58.encode_check(cls.P2SH_VERBYTE + hash160)
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@classmethod
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def multisig_address(cls, m, pubkeys):
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@ -202,10 +200,11 @@ class Coin(object):
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'''
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raw = Base58.decode_check(address)
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# Require version byte plus hash160.
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# Require version byte(s) plus hash160.
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verbyte = -1
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if len(raw) == 21:
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verbyte, hash_bytes = raw[0], raw[1:]
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verlen = len(raw) - 20
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if verlen > 0:
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verbyte, hash_bytes = raw[0:verlen], raw[verlen:]
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if verbyte == cls.P2PKH_VERBYTE:
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return ScriptPubKey.P2PKH_script(hash_bytes)
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@ -215,9 +214,9 @@ class Coin(object):
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raise CoinError('invalid address: {}'.format(address))
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@classmethod
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def prvkey_WIF(privkey_bytes, compressed):
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def prvkey_WIF(cls, privkey_bytes, compressed):
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'''Return the private key encoded in Wallet Import Format.'''
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payload = bytearray([cls.WIF_BYTE]) + privkey_bytes
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payload = bytearray(cls.WIF_BYTE) + privkey_bytes
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if compressed:
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payload.append(0x01)
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return Base58.encode_check(payload)
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@ -292,9 +291,9 @@ class Bitcoin(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("0488b21e")
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XPRV_VERBYTES = bytes.fromhex("0488ade4")
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P2PKH_VERBYTE = 0x00
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P2SH_VERBYTE = 0x05
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WIF_BYTE = 0x80
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P2PKH_VERBYTE = bytes.fromhex("00")
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P2SH_VERBYTE = bytes.fromhex("05"),
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WIF_BYTE = bytes.fromhex("80")
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GENESIS_HASH = ('000000000019d6689c085ae165831e93'
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'4ff763ae46a2a6c172b3f1b60a8ce26f')
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TX_COUNT = 156335304
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@ -328,9 +327,9 @@ class BitcoinTestnet(Bitcoin):
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IRC_PREFIX = None
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XPUB_VERBYTES = bytes.fromhex("043587cf")
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XPRV_VERBYTES = bytes.fromhex("04358394")
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P2PKH_VERBYTE = 0x6f
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xef
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P2PKH_VERBYTE = bytes.fromhex("6f")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("ef")
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GENESIS_HASH = ('000000000933ea01ad0ee984209779ba'
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'aec3ced90fa3f408719526f8d77f4943')
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REORG_LIMIT = 2000
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@ -370,9 +369,9 @@ class Litecoin(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("019da462")
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XPRV_VERBYTES = bytes.fromhex("019d9cfe")
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P2PKH_VERBYTE = 0x30
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P2SH_VERBYTE = 0x05
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WIF_BYTE = 0xb0
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P2PKH_VERBYTE = bytes.fromhex("30")
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P2SH_VERBYTE = bytes.fromhex("05"),
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WIF_BYTE = bytes.fromhex("b0")
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GENESIS_HASH = ('12a765e31ffd4059bada1e25190f6e98'
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'c99d9714d334efa41a195a7e7e04bfe2')
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TX_COUNT = 8908766
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@ -381,6 +380,7 @@ class Litecoin(Coin):
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IRC_PREFIX = "EL_"
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IRC_CHANNEL = "#electrum-ltc"
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RPC_PORT = 9332
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REORG_LIMIT = 800
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class LitecoinTestnet(Litecoin):
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@ -388,9 +388,9 @@ class LitecoinTestnet(Litecoin):
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NET = "testnet"
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XPUB_VERBYTES = bytes.fromhex("0436f6e1")
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XPRV_VERBYTES = bytes.fromhex("0436ef7d")
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P2PKH_VERBYTE = 0x6f
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xef
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P2PKH_VERBYTE = bytes.fromhex("6f")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("ef")
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GENESIS_HASH = ('f5ae71e26c74beacc88382716aced69c'
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'ddf3dffff24f384e1808905e0188f68f')
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@ -402,11 +402,16 @@ class Namecoin(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("d7dd6370")
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XPRV_VERBYTES = bytes.fromhex("d7dc6e31")
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P2PKH_VERBYTE = 0x34
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P2SH_VERBYTE = 0x0d
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WIF_BYTE = 0xe4
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P2PKH_VERBYTE = bytes.fromhex("34")
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P2SH_VERBYTE = bytes.fromhex("0d"),
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WIF_BYTE = bytes.fromhex("e4")
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GENESIS_HASH = ('000000000062b72c5e2ceb45fbc8587e'
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'807c155b0da735e6483dfba2f0a9c770')
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TX_COUNT = 4415768
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TX_COUNT_HEIGHT = 329065
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TX_PER_BLOCK = 10
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IRC_PREFIX = "E_"
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IRC_CHANNEL = "#electrum-nmc"
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class NamecoinTestnet(Namecoin):
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@ -415,10 +420,11 @@ class NamecoinTestnet(Namecoin):
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NET = "testnet"
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XPUB_VERBYTES = bytes.fromhex("043587cf")
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XPRV_VERBYTES = bytes.fromhex("04358394")
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P2PKH_VERBYTE = 0x6f
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xef
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# TODO add GENESIS_HASH
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P2PKH_VERBYTE = bytes.fromhex("6f")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("ef")
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GENESIS_HASH = ('00000007199508e34a9ff81e6ec0c477'
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'a4cccff2a4767a8eee39c11db367b008')
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# For DOGE there is disagreement across sites like bip32.org and
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@ -429,11 +435,17 @@ class Dogecoin(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("02facafd")
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XPRV_VERBYTES = bytes.fromhex("02fac398")
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P2PKH_VERBYTE = 0x1e
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P2SH_VERBYTE = 0x16
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WIF_BYTE = 0x9e
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P2PKH_VERBYTE = bytes.fromhex("1e")
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P2SH_VERBYTE = bytes.fromhex("16"),
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WIF_BYTE = bytes.fromhex("9e")
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GENESIS_HASH = ('1a91e3dace36e2be3bf030a65679fe82'
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'1aa1d6ef92e7c9902eb318182c355691')
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TX_COUNT = 27583427
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TX_COUNT_HEIGHT = 1604979
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TX_PER_BLOCK = 20
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IRC_PREFIX = "E_"
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IRC_CHANNEL = "#electrum-doge"
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REORG_LIMIT = 2000
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class DogecoinTestnet(Dogecoin):
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@ -442,9 +454,9 @@ class DogecoinTestnet(Dogecoin):
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NET = "testnet"
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XPUB_VERBYTES = bytes.fromhex("0432a9a8")
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XPRV_VERBYTES = bytes.fromhex("0432a243")
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P2PKH_VERBYTE = 0x71
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xf1
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P2PKH_VERBYTE = bytes.fromhex("71")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("f1")
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GENESIS_HASH = ('bb0a78264637406b6360aad926284d54'
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'4d7049f45189db5664f3c4d07350559e')
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@ -458,9 +470,9 @@ class Dash(Coin):
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XPRV_VERBYTES = bytes.fromhex("02fe52f8")
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GENESIS_HASH = ('00000ffd590b1485b3caadc19b22e637'
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'9c733355108f107a430458cdf3407ab6')
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P2PKH_VERBYTE = 0x4c
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P2SH_VERBYTE = 0x10
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WIF_BYTE = 0xcc
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P2PKH_VERBYTE = bytes.fromhex("4c")
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P2SH_VERBYTE = bytes.fromhex("10"),
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WIF_BYTE = bytes.fromhex("cc")
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TX_COUNT_HEIGHT = 569399
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TX_COUNT = 2157510
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TX_PER_BLOCK = 4
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@ -490,9 +502,9 @@ class DashTestnet(Dash):
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XPRV_VERBYTES = bytes.fromhex("3a8061a0")
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GENESIS_HASH = ('00000bafbc94add76cb75e2ec9289483'
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'7288a481e5c005f6563d91623bf8bc2c')
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P2PKH_VERBYTE = 0x8c
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P2SH_VERBYTE = 0x13
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WIF_BYTE = 0xef
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P2PKH_VERBYTE = bytes.fromhex("8c")
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P2SH_VERBYTE = bytes.fromhex("13"),
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WIF_BYTE = bytes.fromhex("ef")
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TX_COUNT_HEIGHT = 101619
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TX_COUNT = 132681
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TX_PER_BLOCK = 1
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@ -510,9 +522,9 @@ class Argentum(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("0488b21e")
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XPRV_VERBYTES = bytes.fromhex("0488ade4")
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P2PKH_VERBYTE = 0x17
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P2SH_VERBYTE = 0x05
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WIF_BYTE = 0x97
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P2PKH_VERBYTE = bytes.fromhex("17")
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P2SH_VERBYTE = bytes.fromhex("05"),
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WIF_BYTE = bytes.fromhex("97")
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GENESIS_HASH = ('88c667bc63167685e4e4da058fffdfe8'
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'e007e5abffd6855de52ad59df7bb0bb2')
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TX_COUNT = 2263089
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@ -528,9 +540,9 @@ class ArgentumTestnet(Argentum):
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NET = "testnet"
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XPUB_VERBYTES = bytes.fromhex("043587cf")
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XPRV_VERBYTES = bytes.fromhex("04358394")
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P2PKH_VERBYTE = 0x6f
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xef
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P2PKH_VERBYTE = bytes.fromhex("6f")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("ef")
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REORG_LIMIT = 2000
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@ -540,9 +552,9 @@ class DigiByte(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("0488b21e")
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XPRV_VERBYTES = bytes.fromhex("0488ade4")
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P2PKH_VERBYTE = 0x1E
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P2SH_VERBYTE = 0x05
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WIF_BYTE = 0x80
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P2PKH_VERBYTE = bytes.fromhex("1E")
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P2SH_VERBYTE = bytes.fromhex("05"),
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WIF_BYTE = bytes.fromhex("80")
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GENESIS_HASH = ('7497ea1b465eb39f1c8f507bc877078f'
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'e016d6fcb6dfad3a64c98dcc6e1e8496')
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TX_COUNT = 1046018
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@ -557,9 +569,9 @@ class DigiByteTestnet(DigiByte):
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NET = "testnet"
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XPUB_VERBYTES = bytes.fromhex("043587cf")
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XPRV_VERBYTES = bytes.fromhex("04358394")
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P2PKH_VERBYTE = 0x6f
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P2SH_VERBYTE = 0xc4
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WIF_BYTE = 0xef
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P2PKH_VERBYTE = bytes.fromhex("6f")
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P2SH_VERBYTE = bytes.fromhex("c4"),
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WIF_BYTE = bytes.fromhex("ef")
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GENESIS_HASH = ('b5dca8039e300198e5fe7cd23bdd1728'
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'e2a444af34c447dbd0916fa3430a68c2')
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IRC_PREFIX = "DET_"
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@ -574,9 +586,9 @@ class FairCoin(Coin):
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NET = "mainnet"
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XPUB_VERBYTES = bytes.fromhex("0488b21e")
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XPRV_VERBYTES = bytes.fromhex("0488ade4")
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P2PKH_VERBYTE = 0x5f
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P2SH_VERBYTE = 0x24
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WIF_BYTE = 0xdf
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P2PKH_VERBYTE = bytes.fromhex("5f")
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P2SH_VERBYTE = bytes.fromhex("24"),
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WIF_BYTE = bytes.fromhex("df")
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GENESIS_HASH=('1f701f2b8de1339dc0ec908f3fb6e9b0'
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'b870b6f20ba893e120427e42bbc048d7')
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TX_COUNT = 1000
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