OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	06/10/2025 09:51:16 PM	rwxr-xr-x
📄 __init__.py	1.64 KB	06/10/2025 09:51:03 PM	rw-r--r--
📁 __pycache__	-	06/10/2025 09:51:14 PM	rwxr-xr-x
📄 b64.py	1.46 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 errors.py	792 bytes	06/10/2025 09:51:03 PM	rw-r--r--
📄 interfaces.py	7.61 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 json_util.py	18.61 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 jwa.py	7.31 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 jwk.py	13.66 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 jws.py	15.49 KB	06/10/2025 09:51:03 PM	rw-r--r--
📄 magic_typing.py	557 bytes	06/10/2025 09:51:03 PM	rw-r--r--
📄 py.typed	0 bytes	06/10/2025 09:51:03 PM	rw-r--r--
📄 util.py	8.27 KB	06/10/2025 09:51:03 PM	rw-r--r--

Editing: b64.py

"""`JOSE Base64`_ is defined as:

- URL-safe Base64
  - padding stripped

.. _`JOSE Base64`:
    https://tools.ietf.org/html/draft-ietf-jose-json-web-signature-37#appendix-C

.. Do NOT try to call this module "base64", as it will "shadow" the
   standard library.

"""

import base64
from typing import Union

def b64encode(data: bytes) -> bytes:
    """JOSE Base64 encode.

:param data: Data to be encoded.
    :type data: bytes

:returns: JOSE Base64 string.
    :rtype: bytes

:raises TypeError: if ``data`` is of incorrect type

"""
    if not isinstance(data, bytes):
        raise TypeError("argument should be bytes")
    return base64.urlsafe_b64encode(data).rstrip(b"=")

def b64decode(data: Union[bytes, str]) -> bytes:
    """JOSE Base64 decode.

:param data: Base64 string to be decoded. If it's unicode, then
                 only ASCII characters are allowed.
    :type data: bytes or unicode

:returns: Decoded data.
    :rtype: bytes

:raises TypeError: if input is of incorrect type
    :raises ValueError: if input is unicode with non-ASCII characters

"""
    if isinstance(data, str):
        try:
            data = data.encode("ascii")
        except UnicodeEncodeError:
            raise ValueError("unicode argument should contain only ASCII characters")
    elif not isinstance(data, bytes):
        raise TypeError("argument should be a str or unicode")

return base64.urlsafe_b64decode(data + b"=" * (4 - (len(data) % 4)))