mirror of
https://github.com/espressif/esp-idf.git
synced 2025-11-03 16:41:44 +01:00
55 lines
1.3 KiB
Python
55 lines
1.3 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# generates an empty binary file
|
|
#
|
|
# This tool generates an empty binary file of the required size.
|
|
#
|
|
# SPDX-FileCopyrightText: 2018-2022 Espressif Systems (Shanghai) CO LTD
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
|
|
from __future__ import division, print_function, unicode_literals
|
|
|
|
import argparse
|
|
import sys
|
|
|
|
__version__ = '1.0'
|
|
|
|
quiet = False
|
|
|
|
|
|
def generate_blanked_file(size, output_path):
|
|
output = b'\xFF' * size
|
|
try:
|
|
stdout_binary = sys.stdout.buffer # Python 3
|
|
except AttributeError:
|
|
stdout_binary = sys.stdout
|
|
with stdout_binary if output_path == '-' else open(output_path, 'wb') as f:
|
|
f.write(output)
|
|
|
|
|
|
def main():
|
|
parser = argparse.ArgumentParser(description='Generates an empty binary file of the required size.')
|
|
parser.add_argument('size', help='Size of generated the file', type=str)
|
|
|
|
parser.add_argument('output', help='Path for binary file.', nargs='?', default='-')
|
|
args = parser.parse_args()
|
|
|
|
size = int(args.size, 0)
|
|
if size > 0:
|
|
generate_blanked_file(size, args.output)
|
|
return 0
|
|
|
|
|
|
class InputError(RuntimeError):
|
|
def __init__(self, e):
|
|
super(InputError, self).__init__(e)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
try:
|
|
r = main()
|
|
sys.exit(r)
|
|
except InputError as e:
|
|
print(e, file=sys.stderr)
|
|
sys.exit(2)
|