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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-11-17 13:12:05 +00:00
trezor-firmware/firmware/coins-gen.py
2017-12-10 20:53:44 +01:00

76 lines
2.7 KiB
Python
Executable File

#!/usr/bin/env python2
from __future__ import print_function
import json, sys
coins_json = json.load(open('coins.json', 'r'))
coins_stable, coins_debug = [], []
if len(sys.argv) != 2 or sys.argv[1] not in ("count", "array"):
print("usage: coins-gen.py [count|array]\n", file=sys.stderr)
sys.exit(1)
def get_fields(coin):
return [
'"%s"' % coin['coin_name'] if coin['coin_name'] is not None else 'NULL',
'" %s"' % coin['coin_shortcut'] if coin['coin_shortcut'] is not None else 'NULL',
'%d' % coin['maxfee_kb'] if coin['maxfee_kb'] is not None else '0',
'"\\x%02x" "%s"' % (len(coin['signed_message_header']), coin['signed_message_header'].replace('\n', '\\n')) if coin['signed_message_header'] is not None else 'NULL',
'true' if coin['address_type'] is not None else 'false',
'true' if coin['address_type_p2sh'] is not None else 'false',
'true' if coin['segwit'] else 'false',
'true' if coin['forkid'] is not None else 'false',
'true' if coin['force_bip143'] else 'false',
'%d' % coin['address_type'] if coin['address_type'] is not None else '0',
'%d' % coin['address_type_p2sh'] if coin['address_type_p2sh'] is not None else '0',
'0x%s' % coin['xpub_magic'] if coin['xpub_magic'] is not None else '0x00000000',
'0x%s' % coin['xprv_magic'] if coin['xprv_magic'] is not None else '0x00000000',
'%d' % coin['forkid'] if coin['forkid'] else '0',
'"%s"' % coin['bech32_prefix'] if coin.get('bech32_prefix') is not None else 'NULL',
'0x%08x' % (0x80000000 + coin['bip44']),
'%s_NAME' % 'secp256k1'.upper(),
'&%s_info' % 'secp256k1',
]
def justify_width(coins):
for j in range(len(coins[0])):
l = max([len(x[j]) for x in coins]) + 1
for i in range(len(coins)):
if coins[i][j][0] in '0123456789':
coins[i][j] = (coins[i][j] + ',').rjust(l)
else:
coins[i][j] = (coins[i][j] + ',').ljust(l)
for coin in coins_json:
if coin['firmware'] == 'stable':
coins_stable.append(get_fields(coin))
if coin['firmware'] == 'debug':
coins_debug.append(get_fields(coin))
justify_width(coins_stable)
justify_width(coins_debug)
print("// THIS IS A GENERATED FILE - DO NOT HAND EDIT\n\n")
if sys.argv[1] == "array":
for row in coins_stable:
print('\t{' + ' '.join(row) + ' },')
print('#if DEBUG_LINK')
for row in coins_debug:
print('\t{' + ' '.join(row) + ' },')
print('#endif')
if sys.argv[1] == "count":
print('#if DEBUG_LINK')
print('#define COINS_COUNT %d' % (len(coins_stable) + len(coins_debug)))
print('#else')
print('#define COINS_COUNT %d' % (len(coins_stable)))
print('#endif')