o j&@sddlmZmZmZmZddlZddlZddlZddlZddl m Z m Z ddl m Z ddlmZmZgdZeZddddZd d Zd d Zdd dZddZddZddZddZdS))unicode_literalsdivisionabsolute_importprint_functionN)str_cls type_name)LibraryNotFoundError) __version____version_info__)r r backendffi load_order use_ctypes use_openssl use_winlegacy)r backend_configr cCstddur tdStBtddurtdWdStjdkr5tddkr0dtd<ndtd<ntjdkr?d td<nd td<tdWdS1sQwYdS) zs :return: A unicode string of the backend being used: "openssl", "mac", "win", "winlegacy" r Nwin32r winlegacywindarwinmacopenssl)_module_values _backend_locksysplatformgetwindowsversionrr/root/aizidognhua/tmp/workspace/projects/ec89d86c-575f-41c9-af57-ac45cbdbf775/venv/lib/python3.10/site-packages/oscrypto/__init__.pyr "s       $r cCs|tdkriStddurtdSt!tddur%tdWdSitd<tdWdS1s7wYdS)z :return: A dict of config info for the backend. Only currently used by "openssl", it may contains zero or more of the following keys: - "libcrypto_path" - "libssl_path" rrN)r rrrrrr _backend_config>s   $r!cCs"t|ts tdt|t|tstdt|tj|s&td|tj|s2td||durOt|tsCtdt|tj|sOtd|t 6|||d}t d d krmt d |krm WddSt d durwt d d t d <|t d <WddS1swYdS) a Forces using OpenSSL dynamic libraries on OS X (.dylib) or Windows (.dll), or using a specific dynamic library on Linux/BSD (.so). This can also be used to configure oscrypto to use LibreSSL dynamic libraries. This method must be called before any oscrypto submodules are imported. :param libcrypto_path: A unicode string of the file path to the OpenSSL/LibreSSL libcrypto dynamic library. :param libssl_path: A unicode string of the file path to the OpenSSL/LibreSSL libssl dynamic library. :param trust_list_path: An optional unicode string of the path to a file containing OpenSSL-compatible CA certificates in PEM format. If this is not provided and the platform is OS X or Windows, the system trust roots will be exported from the OS and used for all TLS connections. :raises: ValueError - when one of the paths is not a unicode string OSError - when the trust_list_path does not exist on the filesystem oscrypto.errors.LibraryNotFoundError - when one of the path does not exist on the filesystem RuntimeError - when this function is called after another part of oscrypto has been imported z/libcrypto_path must be a unicode string, not %sz,libssl_path must be a unicode string, not %szlibcrypto does not exist at %szlibssl does not exist at %sNz0trust_list_path must be a unicode string, not %sz$trust_list_path does not exist at %s)libcrypto_path libssl_pathtrust_list_pathr rrzRAnother part of oscrypto has already been imported, unable to force use of OpenSSL) isinstancer ValueErrorrospathexistsr OSErrorrr RuntimeError)r"r#r$ new_configrrr rUs4           "rcCstjdkrtp tj}|dkrd}td|t&tddkr* WddStddur4tddtd<WddS1sCwYdS) as Forces use of the legacy Windows CryptoAPI. This should only be used on Windows XP or for testing. It is less full-featured than the Cryptography Next Generation (CNG) API, and as a result the elliptic curve and PSS padding features are implemented in pure Python. This isn't ideal, but it a shim for end-user client code. 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