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#!/bin/bash
#
# Copyright 2018 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# This script converts input binary blob into output .h file,
#
# The three command line arguments are:
#
# - name of the variable to define in the output .h file
# - input binary blob to be converted to hex ASCII
# - name of the output file
#
# The output file contains a C #define statement assigning the variable to hex
# dump of the input file.
#
# This script is supposed to be invoked from the make file, no command line
# argument verification is done.
# Make sure the user is alerted if not enough command line arguments are
# supplied.
set -u
variable_name="${1}"
input_file="${2}"
output_file="${3}"
key_dump="$(od -An -tx1 -w8 ${input_file} | \
sed 's/^ /\t0x/;s/ /, 0x/g;s/$/, \\/')"
cat > ${output_file} <<EOF
/*
* This is a generated file, do not edit.
*/
#define ${variable_name} { \\
${key_dump}
}
EOF
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