update to python fastpi

This commit is contained in:
Iliyan Angelov
2025-11-16 15:59:05 +02:00
parent 93d4c1df80
commit 98ccd5b6ff
4464 changed files with 773233 additions and 13740 deletions

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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.

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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 types
import typing
def check_pkcs7_padding(data: bytes) -> bool: ...
def check_ansix923_padding(data: bytes) -> bool: ...
class ObjectIdentifier:
def __init__(self, val: str) -> None: ...
@property
def dotted_string(self) -> str: ...
@property
def _name(self) -> str: ...
T = typing.TypeVar("T")
class FixedPool(typing.Generic[T]):
def __init__(
self,
create: typing.Callable[[], T],
) -> None: ...
def acquire(self) -> PoolAcquisition[T]: ...
class PoolAcquisition(typing.Generic[T]):
def __enter__(self) -> T: ...
def __exit__(
self,
exc_type: typing.Optional[typing.Type[BaseException]],
exc_value: typing.Optional[BaseException],
exc_tb: typing.Optional[types.TracebackType],
) -> None: ...

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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 typing
lib = typing.Any
ffi = typing.Any

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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 typing
class TestCertificate:
not_after_tag: int
not_before_tag: int
issuer_value_tags: typing.List[int]
subject_value_tags: typing.List[int]
def decode_dss_signature(signature: bytes) -> typing.Tuple[int, int]: ...
def encode_dss_signature(r: int, s: int) -> bytes: ...
def parse_spki_for_data(data: bytes) -> bytes: ...
def test_parse_certificate(data: bytes) -> TestCertificate: ...

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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.
class _Reasons:
BACKEND_MISSING_INTERFACE: _Reasons
UNSUPPORTED_HASH: _Reasons
UNSUPPORTED_CIPHER: _Reasons
UNSUPPORTED_PADDING: _Reasons
UNSUPPORTED_MGF: _Reasons
UNSUPPORTED_PUBLIC_KEY_ALGORITHM: _Reasons
UNSUPPORTED_ELLIPTIC_CURVE: _Reasons
UNSUPPORTED_SERIALIZATION: _Reasons
UNSUPPORTED_X509: _Reasons
UNSUPPORTED_EXCHANGE_ALGORITHM: _Reasons
UNSUPPORTED_DIFFIE_HELLMAN: _Reasons
UNSUPPORTED_MAC: _Reasons

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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 typing
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.asymmetric.types import PrivateKeyTypes
from cryptography.x509.ocsp import (
OCSPRequest,
OCSPRequestBuilder,
OCSPResponse,
OCSPResponseBuilder,
OCSPResponseStatus,
)
def load_der_ocsp_request(data: bytes) -> OCSPRequest: ...
def load_der_ocsp_response(data: bytes) -> OCSPResponse: ...
def create_ocsp_request(builder: OCSPRequestBuilder) -> OCSPRequest: ...
def create_ocsp_response(
status: OCSPResponseStatus,
builder: typing.Optional[OCSPResponseBuilder],
private_key: typing.Optional[PrivateKeyTypes],
hash_algorithm: typing.Optional[hashes.HashAlgorithm],
) -> OCSPResponse: ...

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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 typing
from cryptography.hazmat.bindings._rust.openssl import (
dh,
dsa,
ed448,
ed25519,
hashes,
hmac,
kdf,
poly1305,
x448,
x25519,
)
__all__ = [
"openssl_version",
"raise_openssl_error",
"dh",
"dsa",
"hashes",
"hmac",
"kdf",
"ed448",
"ed25519",
"poly1305",
"x448",
"x25519",
]
def openssl_version() -> int: ...
def raise_openssl_error() -> typing.NoReturn: ...
def capture_error_stack() -> typing.List[OpenSSLError]: ...
def is_fips_enabled() -> bool: ...
class OpenSSLError:
@property
def lib(self) -> int: ...
@property
def reason(self) -> int: ...
@property
def reason_text(self) -> bytes: ...
def _lib_reason_match(self, lib: int, reason: int) -> bool: ...

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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.
from cryptography.hazmat.primitives.asymmetric import dh
MIN_MODULUS_SIZE: int
class DHPrivateKey: ...
class DHPublicKey: ...
class DHParameters: ...
def generate_parameters(generator: int, key_size: int) -> dh.DHParameters: ...
def private_key_from_ptr(ptr: int) -> dh.DHPrivateKey: ...
def public_key_from_ptr(ptr: int) -> dh.DHPublicKey: ...
def from_pem_parameters(data: bytes) -> dh.DHParameters: ...
def from_der_parameters(data: bytes) -> dh.DHParameters: ...
def from_private_numbers(numbers: dh.DHPrivateNumbers) -> dh.DHPrivateKey: ...
def from_public_numbers(numbers: dh.DHPublicNumbers) -> dh.DHPublicKey: ...
def from_parameter_numbers(
numbers: dh.DHParameterNumbers,
) -> dh.DHParameters: ...

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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.
from cryptography.hazmat.primitives.asymmetric import dsa
class DSAPrivateKey: ...
class DSAPublicKey: ...
class DSAParameters: ...
def generate_parameters(key_size: int) -> dsa.DSAParameters: ...
def private_key_from_ptr(ptr: int) -> dsa.DSAPrivateKey: ...
def public_key_from_ptr(ptr: int) -> dsa.DSAPublicKey: ...
def from_private_numbers(
numbers: dsa.DSAPrivateNumbers,
) -> dsa.DSAPrivateKey: ...
def from_public_numbers(numbers: dsa.DSAPublicNumbers) -> dsa.DSAPublicKey: ...
def from_parameter_numbers(
numbers: dsa.DSAParameterNumbers,
) -> dsa.DSAParameters: ...

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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.
from cryptography.hazmat.primitives.asymmetric import ed25519
class Ed25519PrivateKey: ...
class Ed25519PublicKey: ...
def generate_key() -> ed25519.Ed25519PrivateKey: ...
def private_key_from_ptr(ptr: int) -> ed25519.Ed25519PrivateKey: ...
def public_key_from_ptr(ptr: int) -> ed25519.Ed25519PublicKey: ...
def from_private_bytes(data: bytes) -> ed25519.Ed25519PrivateKey: ...
def from_public_bytes(data: bytes) -> ed25519.Ed25519PublicKey: ...

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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.
from cryptography.hazmat.primitives.asymmetric import ed448
class Ed448PrivateKey: ...
class Ed448PublicKey: ...
def generate_key() -> ed448.Ed448PrivateKey: ...
def private_key_from_ptr(ptr: int) -> ed448.Ed448PrivateKey: ...
def public_key_from_ptr(ptr: int) -> ed448.Ed448PublicKey: ...
def from_private_bytes(data: bytes) -> ed448.Ed448PrivateKey: ...
def from_public_bytes(data: bytes) -> ed448.Ed448PublicKey: ...

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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 typing
from cryptography.hazmat.primitives import hashes
class Hash(hashes.HashContext):
def __init__(
self, algorithm: hashes.HashAlgorithm, backend: typing.Any = None
) -> None: ...
@property
def algorithm(self) -> hashes.HashAlgorithm: ...
def update(self, data: bytes) -> None: ...
def finalize(self) -> bytes: ...
def copy(self) -> Hash: ...

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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 typing
from cryptography.hazmat.primitives import hashes
class HMAC(hashes.HashContext):
def __init__(
self,
key: bytes,
algorithm: hashes.HashAlgorithm,
backend: typing.Any = None,
) -> None: ...
@property
def algorithm(self) -> hashes.HashAlgorithm: ...
def update(self, data: bytes) -> None: ...
def finalize(self) -> bytes: ...
def verify(self, signature: bytes) -> None: ...
def copy(self) -> HMAC: ...

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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.
from cryptography.hazmat.primitives.hashes import HashAlgorithm
def derive_pbkdf2_hmac(
key_material: bytes,
algorithm: HashAlgorithm,
salt: bytes,
iterations: int,
length: int,
) -> bytes: ...
def derive_scrypt(
key_material: bytes,
salt: bytes,
n: int,
r: int,
p: int,
max_mem: int,
length: int,
) -> bytes: ...

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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.
class Poly1305:
def __init__(self, key: bytes) -> None: ...
@staticmethod
def generate_tag(key: bytes, data: bytes) -> bytes: ...
@staticmethod
def verify_tag(key: bytes, data: bytes, tag: bytes) -> None: ...
def update(self, data: bytes) -> None: ...
def finalize(self) -> bytes: ...
def verify(self, tag: bytes) -> None: ...

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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.
from cryptography.hazmat.primitives.asymmetric import x25519
class X25519PrivateKey: ...
class X25519PublicKey: ...
def generate_key() -> x25519.X25519PrivateKey: ...
def private_key_from_ptr(ptr: int) -> x25519.X25519PrivateKey: ...
def public_key_from_ptr(ptr: int) -> x25519.X25519PublicKey: ...
def from_private_bytes(data: bytes) -> x25519.X25519PrivateKey: ...
def from_public_bytes(data: bytes) -> x25519.X25519PublicKey: ...

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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.
from cryptography.hazmat.primitives.asymmetric import x448
class X448PrivateKey: ...
class X448PublicKey: ...
def generate_key() -> x448.X448PrivateKey: ...
def private_key_from_ptr(ptr: int) -> x448.X448PrivateKey: ...
def public_key_from_ptr(ptr: int) -> x448.X448PublicKey: ...
def from_private_bytes(data: bytes) -> x448.X448PrivateKey: ...
def from_public_bytes(data: bytes) -> x448.X448PublicKey: ...

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import typing
from cryptography import x509
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.serialization import pkcs7
def serialize_certificates(
certs: typing.List[x509.Certificate],
encoding: serialization.Encoding,
) -> bytes: ...
def sign_and_serialize(
builder: pkcs7.PKCS7SignatureBuilder,
encoding: serialization.Encoding,
options: typing.Iterable[pkcs7.PKCS7Options],
) -> bytes: ...

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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 typing
from cryptography import x509
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.asymmetric.padding import PSS, PKCS1v15
from cryptography.hazmat.primitives.asymmetric.types import PrivateKeyTypes
def load_pem_x509_certificate(data: bytes) -> x509.Certificate: ...
def load_pem_x509_certificates(
data: bytes,
) -> typing.List[x509.Certificate]: ...
def load_der_x509_certificate(data: bytes) -> x509.Certificate: ...
def load_pem_x509_crl(data: bytes) -> x509.CertificateRevocationList: ...
def load_der_x509_crl(data: bytes) -> x509.CertificateRevocationList: ...
def load_pem_x509_csr(data: bytes) -> x509.CertificateSigningRequest: ...
def load_der_x509_csr(data: bytes) -> x509.CertificateSigningRequest: ...
def encode_name_bytes(name: x509.Name) -> bytes: ...
def encode_extension_value(extension: x509.ExtensionType) -> bytes: ...
def create_x509_certificate(
builder: x509.CertificateBuilder,
private_key: PrivateKeyTypes,
hash_algorithm: typing.Optional[hashes.HashAlgorithm],
padding: typing.Optional[typing.Union[PKCS1v15, PSS]],
) -> x509.Certificate: ...
def create_x509_csr(
builder: x509.CertificateSigningRequestBuilder,
private_key: PrivateKeyTypes,
hash_algorithm: typing.Optional[hashes.HashAlgorithm],
) -> x509.CertificateSigningRequest: ...
def create_x509_crl(
builder: x509.CertificateRevocationListBuilder,
private_key: PrivateKeyTypes,
hash_algorithm: typing.Optional[hashes.HashAlgorithm],
) -> x509.CertificateRevocationList: ...
class Sct: ...
class Certificate: ...
class RevokedCertificate: ...
class CertificateRevocationList: ...
class CertificateSigningRequest: ...

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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.

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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.
from __future__ import annotations
import typing
def cryptography_has_set_cert_cb() -> typing.List[str]:
return [
"SSL_CTX_set_cert_cb",
"SSL_set_cert_cb",
]
def cryptography_has_ssl_st() -> typing.List[str]:
return [
"SSL_ST_BEFORE",
"SSL_ST_OK",
"SSL_ST_INIT",
"SSL_ST_RENEGOTIATE",
]
def cryptography_has_tls_st() -> typing.List[str]:
return [
"TLS_ST_BEFORE",
"TLS_ST_OK",
]
def cryptography_has_evp_pkey_dhx() -> typing.List[str]:
return [
"EVP_PKEY_DHX",
]
def cryptography_has_mem_functions() -> typing.List[str]:
return [
"Cryptography_CRYPTO_set_mem_functions",
]
def cryptography_has_x509_store_ctx_get_issuer() -> typing.List[str]:
return [
"X509_STORE_set_get_issuer",
]
def cryptography_has_ed448() -> typing.List[str]:
return [
"EVP_PKEY_ED448",
"NID_ED448",
]
def cryptography_has_ed25519() -> typing.List[str]:
return [
"NID_ED25519",
"EVP_PKEY_ED25519",
]
def cryptography_has_poly1305() -> typing.List[str]:
return [
"NID_poly1305",
"EVP_PKEY_POLY1305",
]
def cryptography_has_evp_digestfinal_xof() -> typing.List[str]:
return [
"EVP_DigestFinalXOF",
]
def cryptography_has_fips() -> typing.List[str]:
return [
"FIPS_mode_set",
"FIPS_mode",
]
def cryptography_has_ssl_sigalgs() -> typing.List[str]:
return [
"SSL_CTX_set1_sigalgs_list",
]
def cryptography_has_psk() -> typing.List[str]:
return [
"SSL_CTX_use_psk_identity_hint",
"SSL_CTX_set_psk_server_callback",
"SSL_CTX_set_psk_client_callback",
]
def cryptography_has_psk_tlsv13() -> typing.List[str]:
return [
"SSL_CTX_set_psk_find_session_callback",
"SSL_CTX_set_psk_use_session_callback",
"Cryptography_SSL_SESSION_new",
"SSL_CIPHER_find",
"SSL_SESSION_set1_master_key",
"SSL_SESSION_set_cipher",
"SSL_SESSION_set_protocol_version",
]
def cryptography_has_custom_ext() -> typing.List[str]:
return [
"SSL_CTX_add_client_custom_ext",
"SSL_CTX_add_server_custom_ext",
"SSL_extension_supported",
]
def cryptography_has_tlsv13_functions() -> typing.List[str]:
return [
"SSL_VERIFY_POST_HANDSHAKE",
"SSL_CTX_set_ciphersuites",
"SSL_verify_client_post_handshake",
"SSL_CTX_set_post_handshake_auth",
"SSL_set_post_handshake_auth",
"SSL_SESSION_get_max_early_data",
"SSL_write_early_data",
"SSL_read_early_data",
"SSL_CTX_set_max_early_data",
]
def cryptography_has_raw_key() -> typing.List[str]:
return [
"EVP_PKEY_new_raw_private_key",
"EVP_PKEY_new_raw_public_key",
"EVP_PKEY_get_raw_private_key",
"EVP_PKEY_get_raw_public_key",
]
def cryptography_has_engine() -> typing.List[str]:
return [
"ENGINE_by_id",
"ENGINE_init",
"ENGINE_finish",
"ENGINE_get_default_RAND",
"ENGINE_set_default_RAND",
"ENGINE_unregister_RAND",
"ENGINE_ctrl_cmd",
"ENGINE_free",
"ENGINE_get_name",
"ENGINE_ctrl_cmd_string",
"ENGINE_load_builtin_engines",
"ENGINE_load_private_key",
"ENGINE_load_public_key",
"SSL_CTX_set_client_cert_engine",
]
def cryptography_has_verified_chain() -> typing.List[str]:
return [
"SSL_get0_verified_chain",
]
def cryptography_has_srtp() -> typing.List[str]:
return [
"SSL_CTX_set_tlsext_use_srtp",
"SSL_set_tlsext_use_srtp",
"SSL_get_selected_srtp_profile",
]
def cryptography_has_providers() -> typing.List[str]:
return [
"OSSL_PROVIDER_load",
"OSSL_PROVIDER_unload",
"ERR_LIB_PROV",
"PROV_R_WRONG_FINAL_BLOCK_LENGTH",
"PROV_R_BAD_DECRYPT",
]
def cryptography_has_op_no_renegotiation() -> typing.List[str]:
return [
"SSL_OP_NO_RENEGOTIATION",
]
def cryptography_has_dtls_get_data_mtu() -> typing.List[str]:
return [
"DTLS_get_data_mtu",
]
def cryptography_has_300_fips() -> typing.List[str]:
return [
"EVP_default_properties_is_fips_enabled",
"EVP_default_properties_enable_fips",
]
def cryptography_has_ssl_cookie() -> typing.List[str]:
return [
"SSL_OP_COOKIE_EXCHANGE",
"DTLSv1_listen",
"SSL_CTX_set_cookie_generate_cb",
"SSL_CTX_set_cookie_verify_cb",
]
def cryptography_has_pkcs7_funcs() -> typing.List[str]:
return [
"SMIME_write_PKCS7",
"PEM_write_bio_PKCS7_stream",
"PKCS7_sign_add_signer",
"PKCS7_final",
"PKCS7_verify",
"SMIME_read_PKCS7",
"PKCS7_get0_signers",
]
def cryptography_has_bn_flags() -> typing.List[str]:
return [
"BN_FLG_CONSTTIME",
"BN_set_flags",
"BN_prime_checks_for_size",
]
def cryptography_has_evp_pkey_dh() -> typing.List[str]:
return [
"EVP_PKEY_set1_DH",
]
def cryptography_has_300_evp_cipher() -> typing.List[str]:
return ["EVP_CIPHER_fetch", "EVP_CIPHER_free"]
def cryptography_has_unexpected_eof_while_reading() -> typing.List[str]:
return ["SSL_R_UNEXPECTED_EOF_WHILE_READING"]
def cryptography_has_pkcs12_set_mac() -> typing.List[str]:
return ["PKCS12_set_mac"]
def cryptography_has_ssl_op_ignore_unexpected_eof() -> typing.List[str]:
return [
"SSL_OP_IGNORE_UNEXPECTED_EOF",
]
def cryptography_has_get_extms_support() -> typing.List[str]:
return ["SSL_get_extms_support"]
def cryptography_has_evp_pkey_set_peer_ex() -> typing.List[str]:
return ["EVP_PKEY_derive_set_peer_ex"]
def cryptography_has_evp_aead() -> typing.List[str]:
return [
"EVP_aead_chacha20_poly1305",
"EVP_AEAD_CTX_free",
"EVP_AEAD_CTX_seal",
"EVP_AEAD_CTX_open",
"EVP_AEAD_max_overhead",
"Cryptography_EVP_AEAD_CTX_new",
]
# This is a mapping of
# {condition: function-returning-names-dependent-on-that-condition} so we can
# loop over them and delete unsupported names at runtime. It will be removed
# when cffi supports #if in cdef. We use functions instead of just a dict of
# lists so we can use coverage to measure which are used.
CONDITIONAL_NAMES = {
"Cryptography_HAS_SET_CERT_CB": cryptography_has_set_cert_cb,
"Cryptography_HAS_SSL_ST": cryptography_has_ssl_st,
"Cryptography_HAS_TLS_ST": cryptography_has_tls_st,
"Cryptography_HAS_EVP_PKEY_DHX": cryptography_has_evp_pkey_dhx,
"Cryptography_HAS_MEM_FUNCTIONS": cryptography_has_mem_functions,
"Cryptography_HAS_X509_STORE_CTX_GET_ISSUER": (
cryptography_has_x509_store_ctx_get_issuer
),
"Cryptography_HAS_ED448": cryptography_has_ed448,
"Cryptography_HAS_ED25519": cryptography_has_ed25519,
"Cryptography_HAS_POLY1305": cryptography_has_poly1305,
"Cryptography_HAS_FIPS": cryptography_has_fips,
"Cryptography_HAS_SIGALGS": cryptography_has_ssl_sigalgs,
"Cryptography_HAS_PSK": cryptography_has_psk,
"Cryptography_HAS_PSK_TLSv1_3": cryptography_has_psk_tlsv13,
"Cryptography_HAS_CUSTOM_EXT": cryptography_has_custom_ext,
"Cryptography_HAS_TLSv1_3_FUNCTIONS": cryptography_has_tlsv13_functions,
"Cryptography_HAS_RAW_KEY": cryptography_has_raw_key,
"Cryptography_HAS_EVP_DIGESTFINAL_XOF": (
cryptography_has_evp_digestfinal_xof
),
"Cryptography_HAS_ENGINE": cryptography_has_engine,
"Cryptography_HAS_VERIFIED_CHAIN": cryptography_has_verified_chain,
"Cryptography_HAS_SRTP": cryptography_has_srtp,
"Cryptography_HAS_PROVIDERS": cryptography_has_providers,
"Cryptography_HAS_OP_NO_RENEGOTIATION": (
cryptography_has_op_no_renegotiation
),
"Cryptography_HAS_DTLS_GET_DATA_MTU": cryptography_has_dtls_get_data_mtu,
"Cryptography_HAS_300_FIPS": cryptography_has_300_fips,
"Cryptography_HAS_SSL_COOKIE": cryptography_has_ssl_cookie,
"Cryptography_HAS_PKCS7_FUNCS": cryptography_has_pkcs7_funcs,
"Cryptography_HAS_BN_FLAGS": cryptography_has_bn_flags,
"Cryptography_HAS_EVP_PKEY_DH": cryptography_has_evp_pkey_dh,
"Cryptography_HAS_300_EVP_CIPHER": cryptography_has_300_evp_cipher,
"Cryptography_HAS_UNEXPECTED_EOF_WHILE_READING": (
cryptography_has_unexpected_eof_while_reading
),
"Cryptography_HAS_PKCS12_SET_MAC": cryptography_has_pkcs12_set_mac,
"Cryptography_HAS_SSL_OP_IGNORE_UNEXPECTED_EOF": (
cryptography_has_ssl_op_ignore_unexpected_eof
),
"Cryptography_HAS_GET_EXTMS_SUPPORT": cryptography_has_get_extms_support,
"Cryptography_HAS_EVP_PKEY_SET_PEER_EX": (
cryptography_has_evp_pkey_set_peer_ex
),
"Cryptography_HAS_EVP_AEAD": (cryptography_has_evp_aead),
}

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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.
from __future__ import annotations
import os
import sys
import threading
import types
import typing
import warnings
import cryptography
from cryptography.exceptions import InternalError
from cryptography.hazmat.bindings._rust import _openssl, openssl
from cryptography.hazmat.bindings.openssl._conditional import CONDITIONAL_NAMES
def _openssl_assert(
lib,
ok: bool,
errors: typing.Optional[typing.List[openssl.OpenSSLError]] = None,
) -> None:
if not ok:
if errors is None:
errors = openssl.capture_error_stack()
raise InternalError(
"Unknown OpenSSL error. This error is commonly encountered when "
"another library is not cleaning up the OpenSSL error stack. If "
"you are using cryptography with another library that uses "
"OpenSSL try disabling it before reporting a bug. Otherwise "
"please file an issue at https://github.com/pyca/cryptography/"
"issues with information on how to reproduce "
"this. ({!r})".format(errors),
errors,
)
def _legacy_provider_error(loaded: bool) -> None:
if not loaded:
raise RuntimeError(
"OpenSSL 3.0's legacy provider failed to load. This is a fatal "
"error by default, but cryptography supports running without "
"legacy algorithms by setting the environment variable "
"CRYPTOGRAPHY_OPENSSL_NO_LEGACY. If you did not expect this error,"
" you have likely made a mistake with your OpenSSL configuration."
)
def build_conditional_library(
lib: typing.Any,
conditional_names: typing.Dict[str, typing.Callable[[], typing.List[str]]],
) -> typing.Any:
conditional_lib = types.ModuleType("lib")
conditional_lib._original_lib = lib # type: ignore[attr-defined]
excluded_names = set()
for condition, names_cb in conditional_names.items():
if not getattr(lib, condition):
excluded_names.update(names_cb())
for attr in dir(lib):
if attr not in excluded_names:
setattr(conditional_lib, attr, getattr(lib, attr))
return conditional_lib
class Binding:
"""
OpenSSL API wrapper.
"""
lib: typing.ClassVar = None
ffi = _openssl.ffi
_lib_loaded = False
_init_lock = threading.Lock()
_legacy_provider: typing.Any = ffi.NULL
_legacy_provider_loaded = False
_default_provider: typing.Any = ffi.NULL
def __init__(self) -> None:
self._ensure_ffi_initialized()
def _enable_fips(self) -> None:
# This function enables FIPS mode for OpenSSL 3.0.0 on installs that
# have the FIPS provider installed properly.
_openssl_assert(self.lib, self.lib.CRYPTOGRAPHY_OPENSSL_300_OR_GREATER)
self._base_provider = self.lib.OSSL_PROVIDER_load(
self.ffi.NULL, b"base"
)
_openssl_assert(self.lib, self._base_provider != self.ffi.NULL)
self.lib._fips_provider = self.lib.OSSL_PROVIDER_load(
self.ffi.NULL, b"fips"
)
_openssl_assert(self.lib, self.lib._fips_provider != self.ffi.NULL)
res = self.lib.EVP_default_properties_enable_fips(self.ffi.NULL, 1)
_openssl_assert(self.lib, res == 1)
@classmethod
def _ensure_ffi_initialized(cls) -> None:
with cls._init_lock:
if not cls._lib_loaded:
cls.lib = build_conditional_library(
_openssl.lib, CONDITIONAL_NAMES
)
cls._lib_loaded = True
# As of OpenSSL 3.0.0 we must register a legacy cipher provider
# to get RC2 (needed for junk asymmetric private key
# serialization), RC4, Blowfish, IDEA, SEED, etc. These things
# are ugly legacy, but we aren't going to get rid of them
# any time soon.
if cls.lib.CRYPTOGRAPHY_OPENSSL_300_OR_GREATER:
if not os.environ.get("CRYPTOGRAPHY_OPENSSL_NO_LEGACY"):
cls._legacy_provider = cls.lib.OSSL_PROVIDER_load(
cls.ffi.NULL, b"legacy"
)
cls._legacy_provider_loaded = (
cls._legacy_provider != cls.ffi.NULL
)
_legacy_provider_error(cls._legacy_provider_loaded)
cls._default_provider = cls.lib.OSSL_PROVIDER_load(
cls.ffi.NULL, b"default"
)
_openssl_assert(
cls.lib, cls._default_provider != cls.ffi.NULL
)
@classmethod
def init_static_locks(cls) -> None:
cls._ensure_ffi_initialized()
def _verify_package_version(version: str) -> None:
# Occasionally we run into situations where the version of the Python
# package does not match the version of the shared object that is loaded.
# This may occur in environments where multiple versions of cryptography
# are installed and available in the python path. To avoid errors cropping
# up later this code checks that the currently imported package and the
# shared object that were loaded have the same version and raise an
# ImportError if they do not
so_package_version = _openssl.ffi.string(
_openssl.lib.CRYPTOGRAPHY_PACKAGE_VERSION
)
if version.encode("ascii") != so_package_version:
raise ImportError(
"The version of cryptography does not match the loaded "
"shared object. This can happen if you have multiple copies of "
"cryptography installed in your Python path. Please try creating "
"a new virtual environment to resolve this issue. "
"Loaded python version: {}, shared object version: {}".format(
version, so_package_version
)
)
_openssl_assert(
_openssl.lib,
_openssl.lib.OpenSSL_version_num() == openssl.openssl_version(),
)
_verify_package_version(cryptography.__version__)
Binding.init_static_locks()
if (
sys.platform == "win32"
and os.environ.get("PROCESSOR_ARCHITEW6432") is not None
):
warnings.warn(
"You are using cryptography on a 32-bit Python on a 64-bit Windows "
"Operating System. Cryptography will be significantly faster if you "
"switch to using a 64-bit Python.",
UserWarning,
stacklevel=2,
)