a

�,�h��@s
dd
lm
Z
mZmZmZ
ddlmZ
ddlmZm	Z	m
Z

ddlmZ
e�dkrdddl
mZmZmZ
nddlmZmZmZ
gd	�
Zd
Zd
dgZedkr�e��
e�e
��

d
Zedkr�e�e
�d�d�
�r�e�e
�d�d�
�
ndZdd�Zddd�
Zdd�ZGdd�d�Z dS)�)�unicode_literals�division�absolute_import�print_function�)
�ffi)�buffer_from_bytes�byte_string_from_buffer�null)
�str_clsZcffi�
)�	libcrypto�version�version_info)�handle_openssl_errorr
�libcrypto_legacy_support�libcrypto_version�libcrypto_version_info�LibcryptoConst�peek_openssl_errorzutf-8�cp1252)rrT)
��legacy�asciiFc
Csbzt|t
�WStyT


tD]0}
zt||
d
d�W
YStyL


Yq0qYn0t|dd�S)N�strict)
�errors�replace)r�	_encoding�UnicodeDecodeError�_fallback_encodings)�value�encoding�r"�M/opt/nydus/tmp/pip-target-wkfpz8uv/lib/python/oscrypto/_openssl/_libcrypto.py�_try_decode5s





r$NcCsL|d
krdS|
durt}
t
��}td�
}t
�||�
t|�
}|
t|�
�
�
dS)ah

    Checks if an error occurred, and if so throws an OSError containing the
    last OpenSSL error message

    :param result:
        An integer result code - 1 or greater indicates success

    :param exception_class:
        The exception class to use for the exception if an error occurred

    :raises:
        OSError - when an OpenSSL error occurs
    r
N�x)�OSErrorr
Z
ERR_get_errorrZERR_error_stringr	r$)�resultZexception_classZ	error_num�bufferZerror_stringr"r"r#rFs



rcCsht�
�}td
kr>t|d?d@�
}
t|d?d@�
}t|d@�
}n t|d?d@�
}
d}t|d@�
}|
||fS)	z�
    Peeks into the error stack and pulls out the lib, func and reason

    :return:
        A three-element tuple of integers (lib, func, reason)
    )rr
���i��r
i��)r
ZERR_peek_errorr�int)�error�lib�func�reasonr"r"r#res




rc
@sPeZ
dZd
ZdZdZd
ZdZdZdZ	dZ
dZdZd	Z
d
ZdZdZd
ZdZdZdS)rrr
r����i
�i��i�
i�i�rN)�__name__�
__module__�__qualname__ZEVP_CTRL_SET_RC2_KEY_BITSZSSLEAY_VERSIONZRSA_PKCS1_PADDINGZRSA_NO_PADDINGZRSA_PKCS1_OAEP_PADDINGZEVP_MD_CTX_FLAG_PSS_MDLENZEVP_PKEY_CTRL_RSA_PADDINGZRSA_PKCS1_PSS_PADDINGZEVP_PKEY_CTRL_RSA_PSS_SALTLENZEVP_PKEY_RSAZEVP_PKEY_OP_SIGNZEVP_PKEY_OP_VERIFYZNID_X9_62_prime256v1Z
NID_secp384r1Z
NID_secp521r1ZOPENSSL_EC_NAMED_CURVEZDH_GENERATOR_2r"r"r"r#r{s"









r)
N)!�
__future__rrrr�rZ_ffirr	r
�_typesrZ_libcrypto_cffir
rrrrZ_libcrypto_ctypes�__all__rrZERR_load_crypto_stringsZOPENSSL_configrZOSSL_PROVIDER_available�encodeZOSSL_PROVIDER_loadr$rrrr"r"r"r#�<module>s*