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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-11 17:08:15 +00:00
trezor-firmware/tools/combine_firmware
2017-09-05 23:16:01 +02:00

27 lines
480 B
Python
Executable File

#!/usr/bin/env python3
import sys
def pairwise(iterable):
a = iter(iterable)
return zip(a, a)
files = sys.argv[1:]
files = list(pairwise(files))
offset = int(files[0][0], 16)
out = bytearray()
for addr, fn in files:
addr = int(addr, 16) - offset
data = open(fn, 'rb').read()
if len(out) < addr:
out += b'\x00' * (addr - len(out))
if len(out) != addr:
raise Exception('Alignment failed')
out += data
sys.stdout.buffer.write(out)