#!/usr/bin/python3
# Copyright 2022 Google LLC. All Rights Reserved. This file and proprietary
# source code may only be used and distributed under the Widevine License
# Agreement.

"""Creates a cert.cc file from a cert.bin file."""

import argparse
import pathlib
import sys

if __name__ == '__main__':
  parser = argparse.ArgumentParser()
  parser.add_argument('input')
  parser.add_argument('output')
  parser.add_argument('--variable', default='DeviceCert')

  options = parser.parse_args(sys.argv[1:])
  in_path = pathlib.Path(options.input)
  dat = ', '.join(str(x) for x in in_path.read_bytes())
  out_path = pathlib.Path(options.output)
  out_path.write_text(f"""// Copyright 2021 Google LLC. All Rights Reserved.

#include <stdint.h>
#include <stddef.h>
namespace widevine {{

extern const uint8_t k{options.variable}[];
const uint8_t k{options.variable}[] = {{ {dat} }};

extern const size_t k{options.variable}Size;
const size_t k{options.variable}Size = sizeof(k{options.variable});

}}  // namespace widevine""")