moving to scripts

This commit is contained in:
eneller
2021-11-16 23:55:48 +01:00
parent f591ca2077
commit 14bfb7f96f
2575 changed files with 465862 additions and 0 deletions

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# Copyright (C) AB Strakt
# See LICENSE for details.
"""
pyOpenSSL - A simple wrapper around the OpenSSL library
"""
from OpenSSL import crypto, SSL
from OpenSSL.version import (
__author__,
__copyright__,
__email__,
__license__,
__summary__,
__title__,
__uri__,
__version__,
)
__all__ = [
"SSL",
"crypto",
"__author__",
"__copyright__",
"__email__",
"__license__",
"__summary__",
"__title__",
"__uri__",
"__version__",
]

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import sys
import warnings
from six import PY2, text_type
from cryptography.hazmat.bindings.openssl.binding import Binding
binding = Binding()
binding.init_static_locks()
ffi = binding.ffi
lib = binding.lib
# This is a special CFFI allocator that does not bother to zero its memory
# after allocation. This has vastly better performance on large allocations and
# so should be used whenever we don't need the memory zeroed out.
no_zero_allocator = ffi.new_allocator(should_clear_after_alloc=False)
def text(charp):
"""
Get a native string type representing of the given CFFI ``char*`` object.
:param charp: A C-style string represented using CFFI.
:return: :class:`str`
"""
if not charp:
return ""
return native(ffi.string(charp))
def exception_from_error_queue(exception_type):
"""
Convert an OpenSSL library failure into a Python exception.
When a call to the native OpenSSL library fails, this is usually signalled
by the return value, and an error code is stored in an error queue
associated with the current thread. The err library provides functions to
obtain these error codes and textual error messages.
"""
errors = []
while True:
error = lib.ERR_get_error()
if error == 0:
break
errors.append(
(
text(lib.ERR_lib_error_string(error)),
text(lib.ERR_func_error_string(error)),
text(lib.ERR_reason_error_string(error)),
)
)
raise exception_type(errors)
def make_assert(error):
"""
Create an assert function that uses :func:`exception_from_error_queue` to
raise an exception wrapped by *error*.
"""
def openssl_assert(ok):
"""
If *ok* is not True, retrieve the error from OpenSSL and raise it.
"""
if ok is not True:
exception_from_error_queue(error)
return openssl_assert
def native(s):
"""
Convert :py:class:`bytes` or :py:class:`unicode` to the native
:py:class:`str` type, using UTF-8 encoding if conversion is necessary.
:raise UnicodeError: The input string is not UTF-8 decodeable.
:raise TypeError: The input is neither :py:class:`bytes` nor
:py:class:`unicode`.
"""
if not isinstance(s, (bytes, text_type)):
raise TypeError("%r is neither bytes nor unicode" % s)
if PY2:
if isinstance(s, text_type):
return s.encode("utf-8")
else:
if isinstance(s, bytes):
return s.decode("utf-8")
return s
def path_string(s):
"""
Convert a Python string to a :py:class:`bytes` string identifying the same
path and which can be passed into an OpenSSL API accepting a filename.
:param s: An instance of :py:class:`bytes` or :py:class:`unicode`.
:return: An instance of :py:class:`bytes`.
"""
if isinstance(s, bytes):
return s
elif isinstance(s, text_type):
return s.encode(sys.getfilesystemencoding())
else:
raise TypeError("Path must be represented as bytes or unicode string")
if PY2:
def byte_string(s):
return s
else:
def byte_string(s):
return s.encode("charmap")
# A marker object to observe whether some optional arguments are passed any
# value or not.
UNSPECIFIED = object()
_TEXT_WARNING = (
text_type.__name__ + " for {0} is no longer accepted, use bytes"
)
def text_to_bytes_and_warn(label, obj):
"""
If ``obj`` is text, emit a warning that it should be bytes instead and try
to convert it to bytes automatically.
:param str label: The name of the parameter from which ``obj`` was taken
(so a developer can easily find the source of the problem and correct
it).
:return: If ``obj`` is the text string type, a ``bytes`` object giving the
UTF-8 encoding of that text is returned. Otherwise, ``obj`` itself is
returned.
"""
if isinstance(obj, text_type):
warnings.warn(
_TEXT_WARNING.format(label),
category=DeprecationWarning,
stacklevel=3,
)
return obj.encode("utf-8")
return obj

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from __future__ import print_function
import ssl
import sys
import OpenSSL.SSL
import cffi
import cryptography
from . import version
_env_info = u"""\
pyOpenSSL: {pyopenssl}
cryptography: {cryptography}
cffi: {cffi}
cryptography's compiled against OpenSSL: {crypto_openssl_compile}
cryptography's linked OpenSSL: {crypto_openssl_link}
Python's OpenSSL: {python_openssl}
Python executable: {python}
Python version: {python_version}
Platform: {platform}
sys.path: {sys_path}""".format(
pyopenssl=version.__version__,
crypto_openssl_compile=OpenSSL._util.ffi.string(
OpenSSL._util.lib.OPENSSL_VERSION_TEXT,
).decode("ascii"),
crypto_openssl_link=OpenSSL.SSL.SSLeay_version(
OpenSSL.SSL.SSLEAY_VERSION
).decode("ascii"),
python_openssl=getattr(ssl, "OPENSSL_VERSION", "n/a"),
cryptography=cryptography.__version__,
cffi=cffi.__version__,
python=sys.executable,
python_version=sys.version,
platform=sys.platform,
sys_path=sys.path,
)
if __name__ == "__main__":
print(_env_info)

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"""
PRNG management routines, thin wrappers.
"""
from OpenSSL._util import lib as _lib
def add(buffer, entropy):
"""
Mix bytes from *string* into the PRNG state.
The *entropy* argument is (the lower bound of) an estimate of how much
randomness is contained in *string*, measured in bytes.
For more information, see e.g. :rfc:`1750`.
This function is only relevant if you are forking Python processes and
need to reseed the CSPRNG after fork.
:param buffer: Buffer with random data.
:param entropy: The entropy (in bytes) measurement of the buffer.
:return: :obj:`None`
"""
if not isinstance(buffer, bytes):
raise TypeError("buffer must be a byte string")
if not isinstance(entropy, int):
raise TypeError("entropy must be an integer")
_lib.RAND_add(buffer, len(buffer), entropy)
def status():
"""
Check whether the PRNG has been seeded with enough data.
:return: 1 if the PRNG is seeded enough, 0 otherwise.
"""
return _lib.RAND_status()

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# Copyright (C) AB Strakt
# Copyright (C) Jean-Paul Calderone
# See LICENSE for details.
"""
pyOpenSSL - A simple wrapper around the OpenSSL library
"""
__all__ = [
"__author__",
"__copyright__",
"__email__",
"__license__",
"__summary__",
"__title__",
"__uri__",
"__version__",
]
__version__ = "21.0.0"
__title__ = "pyOpenSSL"
__uri__ = "https://pyopenssl.org/"
__summary__ = "Python wrapper module around the OpenSSL library"
__author__ = "The pyOpenSSL developers"
__email__ = "cryptography-dev@python.org"
__license__ = "Apache License, Version 2.0"
__copyright__ = "Copyright 2001-2020 {0}".format(__author__)