Utility to strip HackRF firmware DFU header.

This commit is contained in:
Jared Boone 2016-06-30 19:35:51 -07:00
parent 01833ccb83
commit 184eb9eb0d

55
firmware/tools/strip_dfu.py Executable file
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#!/usr/bin/env python
#
# Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
#
# This file is part of PortaPack.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
import sys
usage_message = """
PortaPack DFU header stripper
Usage: <command> <dfu_file> <output_file>
"""
def read_image(path):
f = open(path, 'rb')
data = f.read()
f.close()
return data
def read_image_from_dfu(path):
data = read_image(path)
# Strip DFU header from file to get binary image.
return data[16:]
def write_image(data, path):
f = open(path, 'wb')
f.write(data)
f.close()
if len(sys.argv) != 3:
print(usage_message)
sys.exit(-1)
dfu_image = read_image_from_dfu(sys.argv[1])
output_path = sys.argv[2]
write_image(dfu_image, output_path)