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trezor-firmware/bootloader/firmware_align.py

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2014-10-23 16:09:41 +00:00
#!/usr/bin/python
import sys
import os
fn = sys.argv[1]
fs = os.stat(fn).st_size
if fs > 32768:
raise Exception('bootloader has to be smaller than 32768 bytes')
with open(fn, 'ab') as f:
f.write(os.urandom(32768 - fs))
f.close()