mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-16 11:28:14 +00:00
18 lines
353 B
Python
Executable File
18 lines
353 B
Python
Executable File
#!/usr/bin/env python3
|
|
import os
|
|
import sys
|
|
|
|
TOTALSIZE = 32768
|
|
MAXSIZE = TOTALSIZE - 32
|
|
|
|
fn = sys.argv[1]
|
|
fs = os.stat(fn).st_size
|
|
if fs > MAXSIZE:
|
|
raise Exception(
|
|
"bootloader has to be smaller than %d bytes (current size is %d)"
|
|
% (MAXSIZE, fs)
|
|
)
|
|
with open(fn, "ab") as f:
|
|
f.write(b"\x00" * (TOTALSIZE - fs))
|
|
f.close()
|