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# SPDX-License-Identifier: GPL-2.0+
# Copyright 2024 Marek Vasut <marex@denx.de>
#
"""Bintool implementation for cst"""
import re
from binman import bintool
class Bintoolcst(bintool.Bintool):
"""Image generation for U-Boot
This bintool supports running `cst` with some basic parameters as
needed by binman.
"""
def __init__(self, name):
super().__init__(name, 'Sign NXP i.MX image')
# pylint: disable=R0913
def run(self, output_fname=None):
"""Run cst
Args:
output_fname: Output filename to write to
"""
args = []
if output_fname:
args += ['-o', output_fname]
return self.run_cmd(*args)
def fetch(self, method):
"""Fetch handler for cst
This installs cst using the apt utility.
Args:
method (FETCH_...): Method to use
Returns:
True if the file was fetched and now installed, None if a method
other than FETCH_BIN was requested
Raises:
Valuerror: Fetching could not be completed
"""
if method != bintool.FETCH_BIN:
return None
return self.apt_install('imx-code-signing-tool')
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