def _parse_ecc_ssleay(data):
"""
Parse binary structure of the old SSLeay file format used by OpenSSL.
For ECDSA keys.
"""
private_key = SigningKey.from_der(compatHMAC(data))
secret_mult = private_key.privkey.secret_multiplier
return Python_ECDSAKey(None, None, private_key.curve.name, secret_mult)
ec["publicKey"] = ec_rfc5915["publicKey"]
p8["version"] = 0
p8["privateKeyAlgorithm"] = AlgorithmIdentifier()
p8["privateKeyAlgorithm"]["algorithm"] = "1.2.840.10045.2.1"
p8["privateKeyAlgorithm"]["parameters"] = ObjectIdentifier(
ec_rfc5915["parameters"])
p8["privateKey"] = DER_Encode(ec)
der = DER_Encode(p8)
#print; dumpasn1(der)
#print; dumpasn1(der_test_keys["ec_pkcs8"])
print
print "Reencoded PKCS #8 {} static data".format(
"matches" if der == der_test_keys["ec_pkcs8"] else "doesn't match")
# Try doing same thing with ecdsa package ASN.1 utilities.
sk = SigningKey.from_der(der_test_keys["ec_rfc5915"])
vk = ECDSA_DER.encode_bitstring("\x00\x04" +
sk.get_verifying_key().to_string())
ec = ECDSA_DER.encode_sequence(
ECDSA_DER.encode_integer(1),
ECDSA_DER.encode_octet_string(sk.to_string()),
ECDSA_DER.encode_constructed(1, vk))
p8 = ECDSA_DER.encode_sequence(
ECDSA_DER.encode_integer(0),
ECDSA_DER.encode_sequence(encoded_oid_ecPublicKey,
sk.curve.encoded_oid),
ECDSA_DER.encode_octet_string(ec))
print
print "ECDSA-library PKCS #8 encoding {} pyasn1 PKCS #8 encoding".format(
"matches" if p8 == der_test_keys["ec_pkcs8"] else "doesn't match")
def _parse_eddsa_private_key(data):
"""Parse a DER encoded EdDSA key."""
priv_key = SigningKey.from_der(data)
return Python_EdDSAKey(priv_key.verifying_key, private_key=priv_key)
