mmgen-wallet/scripts/create-bip-hd-chain-params.py
2025-06-13 10:23:50 +00:00

114 lines
3.2 KiB
Python
Executable file

#!/usr/bin/env python3
import json
from bip_utils.slip.slip44 import Slip44
from bip_utils.bip.conf.bip44.bip44_conf import Bip44Conf
from bip_utils.bip.conf.bip49.bip49_conf import Bip49Conf
from bip_utils.bip.conf.bip84.bip84_conf import Bip84Conf
from bip_utils.bip.conf.bip86.bip86_conf import Bip86Conf
import script_init
from mmgen.cfg import Config
from mmgen.main import launch
opts_data = {
'text': {
'desc': 'Aggregate bip_lib and SLIP-44 data into a bip_hd chainparams table',
'usage':'[opts] infile',
'options': """
-h, --help Print this help message.
""",
'notes': """
source: https://github.com/MetaMask/slip44/blob/main/slip44.json
"""
}
}
cfg = Config(opts_data=opts_data)
def curve_clsname_abbr(s):
return {
'Bip32Slip10Secp256k1': 'x',
'Bip32Slip10Ed25519': 'edw',
'Bip32Slip10Ed25519Blake2b': 'blk',
'Bip32Slip10Nist256p1': 'nist',
'Bip32KholawEd25519': 'khol',
}.get(s, s)
fs2 = '{:5} {:2} {:16} {:8} {:8} {:6} {:8} {:8}'
hdr2 = fs2.format('CURVE', 'NW', 'ADDR_CLS', 'VB_PRV', 'VB_PUB', 'VB_WIF', 'VB_ADDR', 'DFL_PATH')
dfl_vb_prv = '0488ade4'
dfl_vb_pub = '0488b21e'
dfl_curve = 'secp'
dfl_dfl_path = "0'/0/0"
def get_bip_utils_data(bipnum, n):
name, v = bip_utils_data[bipnum][n]
vb_prv = v.m_key_net_ver.m_priv_net_ver.hex()
vb_pub = v.m_key_net_ver.m_pub_net_ver.hex()
ap = v.m_addr_params
return fs2.format(
curve_clsname_abbr(v.m_bip32_cls.__name__),
'T' if v.m_is_testnet else 'm',
v.m_addr_cls.__name__.removesuffix('AddrEncoder'),
'x' if vb_prv == dfl_vb_prv else vb_prv,
'x' if vb_pub == dfl_vb_pub else vb_pub,
v.m_wif_net_ver.hex() if isinstance(v.m_wif_net_ver, bytes) else '-',
ap['net_ver'].hex() if 'net_ver' in ap else 'h:'+ap['hrp'] if 'hrp' in ap else 'spec' if ap else '-',
'x' if v.m_def_path == dfl_dfl_path else v.m_def_path,
)
def gen():
def format_data(bipnum, n, sym, name):
return fs.format(
n,
sym if sym else '---',
get_bip_utils_data(bipnum, n) if bipnum else '-',
name if name else '---')
fs = '{:<6} {:6} {:1} {}'
yield f'[defaults]'
yield fs.format('IDX', 'CHAIN', hdr2, 'NAME')
yield fs.format('0', '-', fs2.format(dfl_curve, '-', '-', dfl_vb_prv, dfl_vb_pub, '-', '-', dfl_dfl_path), '-')
yield f'\n[bip-44]'
yield fs.format('IDX', 'CHAIN', hdr2, 'NAME')
for k, v in slip44_data.items():
if int(k) in bip_utils_data[44]:
yield format_data(44, int(k), v['symbol'], v['name'])
for bipnum in (49, 84, 86):
yield f'\n[bip-{bipnum}]'
yield fs.format('IDX', 'CHAIN', hdr2, 'NAME')
for n, v in sorted(bip_utils_data[bipnum].items()):
nd = v[1].m_coin_names
yield format_data(bipnum, n, nd.m_abbr, nd.m_name)
yield f'\n[bip-44-unsupported]'
yield fs.format('IDX', 'CHAIN', '', 'NAME')
for k, v in slip44_data.items():
if not int(k) in bip_utils_data[44]:
yield format_data(None, int(k), v['symbol'], v['name'])
def main():
global slip44_data, bip_utils_data
if len(cfg._args) != 1:
cfg._usage()
with open(cfg._args[0]) as fh:
slip44_data = json.loads(fh.read())
bip_utils_data = {
n:{v.m_coin_idx:(k, v) for k, v in globals()[f'Bip{n}Conf'].__dict__.items() if not k.startswith('_')}
for n in (44, 49, 84, 86)
}
print('\n'.join(gen()))
launch(func=main)