68 def _load_hardware_key(keyfile):  argument
75     key = keyfile.read()
99     _check_output_is_not_input(args.keyfile, args.output)
132     key = _load_hardware_key(args.keyfile)
160 def _generate_ecdsa_signing_key(curve_id, keyfile):  argument
162     with open(keyfile, "wb") as f:
167     if os.path.exists(args.keyfile):
168         raise esptool.FatalError("ERROR: Key file %s already exists" % args.keyfile)
176         _generate_ecdsa_signing_key(ecdsa.NIST256p, args.keyfile)
177         print("ECDSA NIST256p private key in PEM format written to %s" % args.keyfile)
188             with open(args.keyfile, "wb") as f:
193             _generate_ecdsa_signing_key(ecdsa.NIST192p, args.keyfile)
197             _generate_ecdsa_signing_key(ecdsa.NIST256p, args.keyfile)
201             _generate_ecdsa_signing_key(ecdsa.NIST384p, args.keyfile)
207 def load_ecdsa_signing_key(keyfile):  argument
210         sk = ecdsa.SigningKey.from_pem(keyfile.read())
221 def _load_ecdsa_signing_key(keyfile):  argument
223     sk = load_ecdsa_signing_key(keyfile)
232 def _load_ecdsa_verifying_key(keyfile):  argument
235         vk = ecdsa.VerifyingKey.from_pem(keyfile.read())
299 def _get_sbv2_pub_key(keyfile):  argument
300     key_data = keyfile.read()
345     if args.keyfile:
346         _check_output_is_not_input(args.keyfile, args.output)
374         if len(args.keyfile) > 1:
376         sk = _load_ecdsa_signing_key(args.keyfile[0])
488         key_count = len(args.keyfile)
507             args.keyfile, contents
632     for keyfile in keyfiles:
633         private_key = _load_sbv2_signing_key(keyfile.read())
762     key_data = args.keyfile.read()
828     keyfile = args.keyfile
841         keyfile = extract_pubkey_from_hsm(config)[0]
843     vk = _get_sbv2_pub_key(keyfile)
941     _check_output_is_not_input(args.keyfile, args.public_keyfile)
947         sk = _load_ecdsa_signing_key(args.keyfile)
955         sk = _load_sbv2_signing_key(args.keyfile.read())
962         "%s public key extracted to %s" % (args.keyfile.name, args.public_keyfile.name)
1054 def _digest_sbv2_public_key(keyfile):  argument
1055     public_key = _get_sbv2_pub_key(keyfile)
1104     _check_output_is_not_input(args.keyfile, args.output)
1105     public_key_digest = _digest_sbv2_public_key(args.keyfile)
1109             % (args.keyfile.name, args.output)
1120     _check_output_is_not_input(args.keyfile, args.digest_file)
1121     sk = _load_ecdsa_signing_key(args.keyfile)
1132             args.keyfile.name,
1234     output_file, input_file, flash_address, keyfile, flash_crypt_conf, do_decrypt  argument
1236     key = _load_hardware_key(keyfile)
1311     output_file, input_file, flash_address, keyfile, do_decrypt  argument
1325     key = _load_hardware_key(keyfile)
1399     _check_output_is_not_input(args.keyfile, args.output)
1403             args.output, args.encrypted_file, args.address, args.keyfile, True
1410             args.keyfile,
1417     _check_output_is_not_input(args.keyfile, args.output)
1421             args.output, args.plaintext_file, args.address, args.keyfile, False
1428             args.keyfile,