1
0
mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-11 17:08:15 +00:00
trezor-firmware/core/tools/combine_firmware
2019-04-15 19:14:40 +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)