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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2025-04-07 20:41
__init__.py	7.47 KB	-rw-r--r--	2024-10-16 16:53
base.py	33.15 KB	-rw-r--r--	2024-10-16 16:53
certificate_transparency.py	2.08 KB	-rw-r--r--	2024-10-16 16:53
extensions.py	63.79 KB	-rw-r--r--	2024-10-16 16:53
general_name.py	7.71 KB	-rw-r--r--	2024-10-16 16:53
name.py	14.5 KB	-rw-r--r--	2024-10-16 16:53
ocsp.py	16.3 KB	-rw-r--r--	2024-10-16 16:53
oid.py	794 B	-rw-r--r--	2024-10-16 16:53

Rename

# 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
from cryptography.hazmat.primitives.hashes import HashAlgorithm

class LogEntryType(utils.Enum):
    X509_CERTIFICATE = 0
    PRE_CERTIFICATE = 1

class Version(utils.Enum):
    v1 = 0

class SignatureAlgorithm(utils.Enum):
    """
    Signature algorithms that are valid for SCTs.

These are exactly the same as SignatureAlgorithm in RFC 5246 (TLS 1.2).

See: <https://datatracker.ietf.org/doc/html/rfc5246#section-7.4.1.4.1>
    """

ANONYMOUS = 0
    RSA = 1
    DSA = 2
    ECDSA = 3

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.
        """

@abc.abstractproperty
    def signature_hash_algorithm(self) -> HashAlgorithm:
        """
        Returns the hash algorithm used for the SCT's signature.
        """

@abc.abstractproperty
    def signature_algorithm(self) -> SignatureAlgorithm:
        """
        Returns the signing algorithm used for the SCT's signature.
        """

@abc.abstractproperty
    def signature(self) -> bytes:
        """
        Returns the signature for this SCT.
        """

@abc.abstractproperty
    def extension_bytes(self) -> bytes:
        """
        Returns the raw bytes of any extensions for this SCT.
        """

SignedCertificateTimestamp.register(rust_x509.Sct)