File: //usr/local/CyberCP/lib64/python3.10/site-packages/asyncssh/__pycache__/gss_win32.cpython-310.pyc
o
�h� � @ s� d Z ddlmZmZmZ ddlmZmZ ddlmZ ddl
m Z m Z m
Z
ddl
mZmZ ddl
mZmZ ddl
mZmZ dd l
mZ d
d lmZmZ d
d lmZ eed
��ZG dd� d�ZG dd� de�Z G dd� de�Z G dd� de �Z dS )zGSSAPI wrapper for Windows� )�Optional�Sequence�Union)�
ClientAuth�
ServerAuth)�error)�ISC_REQ_DELEGATE�ISC_REQ_INTEGRITY�ISC_REQ_MUTUAL_AUTH)�ISC_RET_INTEGRITY�ISC_RET_MUTUAL_AUTH)�ASC_REQ_INTEGRITY�ASC_REQ_MUTUAL_AUTH)�ASC_RET_INTEGRITY�ASC_RET_MUTUAL_AUTH)�SECPKG_ATTR_NATIVE_NAMES� )�ObjectIdentifier�
der_encode)�BytesOrStrDictz1.2.840.113554.1.2.2c @ s� e Zd ZdZdZdZdefdd�Zede e
fdd��Z ede fd d
��Z
ede fd d ��Zede fd
d��Zedefdd��Zedefdd��Zd dd�Zd dee
dee
fdd�Zde
de
fdd�Zde
d e
de fd d �ZdS )!�GSSBasezGSS base classr �hostc C s* d|v r|| _ nd| | _ d | _d | _d S )N�@zhost/)�_host�_ctx� _init_token)�selfr � r �E/usr/local/CyberCP/lib/python3.10/site-packages/asyncssh/gss_win32.py�__init__3 s
zGSSBase.__init__�returnc C s t gS )z-Return GSS mechanisms available for this host)� _krb5_oid�r r r r �mechs< s z
GSSBase.mechsc C s | j dusJ �| j jS )z1Return whether or not GSS negotiation is completeN)r �
authenticatedr" r r r �completeB s zGSSBase.completec C � | j dusJ �t| j j| j@ �S )zAReturn whether or not this context provides mutual authenticationN)r �bool� ctxt_attr�_mutual_auth_flagr" r r r �provides_mutual_authJ � z GSSBase.provides_mutual_authc C r& )z@Return whether or not this context provides integrity protectionN)r r' r( �_integrity_flagr" r r r �provides_integrityR r+ zGSSBase.provides_integrityc C �$ | j dusJ �| j j�t�}|d S )z2Return user principal associated with this contextNr �r �ctxt�QueryContextAttributesr �r �namesr r r �userZ � z GSSBase.userc C r. )z2Return host principal associated with this contextNr r/ r2 r r r r c r5 z GSSBase.hostNc C s" | j dusJ �| j �� d| _dS )zReset GSS security contextN)r �resetr r" r r r r6 l s
z
GSSBase.reset�tokenc
C sh | j dusJ �| jr| j}d| _|S z| j �|�\}}|d jW S ty3 } zt|jd�d�d}~ww )z*Perform next step in GSS security exchangeNr ��details)r r � authorize�Buffer� SSPIError�GSSError�strerror)r r7 �_�buf�excr r r �stept s ��z GSSBase.step�datac
C sD | j dusJ �z| j �|�W S ty! } zt|jd�d�d}~ww )zSign a block of dataNr8 )r �signr< r= r> )r rC rA r r r rD � s ��z GSSBase.sign�sigc C s8 | j dusJ �z
| j �||� W dS ty Y dS w )z&Verify a signature for a block of dataNTF)r �verifyr< )r rC rE r r r rF � s �zGSSBase.verify)r N�N)�__name__�
__module__� __qualname__�__doc__r) r, �strr �propertyr �bytesr# r' r% r* r- r4 r r6 r rB rD rF r r r r r , s*
r c s: e Zd ZdZeZeZdede e
de f� fdd� Z � Z
S )� GSSClientz
GSS clientr �store�delegate_credsc
s� |d ur t dd��t� �|� ttB }|r|tO }z td| j|d�| _W n t y9 } z t dd|j
d�d �d }~ww | � d �| _ d S )N�"GSS store not supported on Windowsr8 �Kerberos)� targetspn�scflagsr )
r= �superr r
r r r r r r< r> rB r )r r rP rQ �flagsrA �� __class__r r r � s
���zGSSClient.__init__)rH rI rJ rK r r) r r, rL r r r' r �
__classcell__r r rX r rO � s �rO c s6 e Zd ZdZeZeZdede e
f� fdd� Z � Z S )� GSSServerz
GSS serverr rP c
sj |d ur t dd��t� �|� ttB }z td| j|d�| _W d S ty4 } z t dd|j d�d �d }~ww )NrR r8 rS )�spnrU r )
r= rV r r r
r r r r< r> )r r rP rW rA rX r r r � s
��zGSSServer.__init__)
rH rI rJ rK r r) r r, rL r r r rZ r r rX r r[ � s
"r[ c s< e Zd ZdZ d dededee def� fd d
�
Z� Z S ) r= z Class for reporting GSS errorsr N� �maj_code�min_coder7 r9 c s" t � �|� || _|| _|| _d S rG )rV r r^ r_ r7 )r r^ r_ r7 r9 rX r r r � s
zGSSError.__init__)r r Nr] )
rH rI rJ rK �intr rN rL r rZ r r rX r r= � s ���r= N) rK �typingr r r �sspir r r r< �sspiconr r r
r r r
r r r r �asn1r r �miscr r! r rO r[ � Exceptionr= r r r r �<module> s n