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# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
import abc
import datetime
from cryptography import utils
from cryptography.hazmat.bindings._rust import x509 as rust_x509
class LogEntryType(utils.Enum):
X509_CERTIFICATE = 0
PRE_CERTIFICATE = 1
class Version(utils.Enum):
v1 = 0
class SignedCertificateTimestamp(metaclass=abc.ABCMeta):
@abc.abstractproperty
def version(self) -> Version:
"""
Returns the SCT version.
"""
@abc.abstractproperty
def log_id(self) -> bytes:
"""
Returns an identifier indicating which log this SCT is for.
"""
@abc.abstractproperty
def timestamp(self) -> datetime.datetime:
"""
Returns the timestamp for this SCT.
"""
@abc.abstractproperty
def entry_type(self) -> LogEntryType:
"""
Returns whether this is an SCT for a certificate or pre-certificate.
"""
SignedCertificateTimestamp.register(rust_x509.Sct)