관리-도구
편집 파일: reversename.cpython-39.pyc
a �M�e� � @ s� d Z ddlZddlZddlZddlZej�d�Zej�d�Z ee fe ejj ejj ejj d�dd�Z ee fejj ejj ejj e d�d d �Z dS ) zDNS Reverse Map Names.� Nz in-addr.arpa.z ip6.arpa.)�text� v4_origin� v6_origin�returnc C s� zXt j�| �}t j�|�r6dd� |dd� D �}|}n dd� tt�|��� �D �}|}W n, ty� dd� t j �| �D �}|}Y n0 t j j d� t |��|d�S ) a� Convert an IPv4 or IPv6 address in textual form into a Name object whose value is the reverse-map domain name of the address. *text*, a ``str``, is an IPv4 or IPv6 address in textual form (e.g. '127.0.0.1', '::1') *v4_origin*, a ``dns.name.Name`` to append to the labels corresponding to the address if the address is an IPv4 address, instead of the default (in-addr.arpa.) *v6_origin*, a ``dns.name.Name`` to append to the labels corresponding to the address if the address is an IPv6 address, instead of the default (ip6.arpa.) Raises ``dns.exception.SyntaxError`` if the address is badly formed. Returns a ``dns.name.Name``. c S s g | ] }d | �qS �z%d� ��.0Zbyter r �3/usr/lib/python3.9/site-packages/dns/reversename.py� <listcomp>9 � z from_address.<locals>.<listcomp>� Nc S s g | ]}|�qS r r )r �xr r r r < r c S s g | ] }d | �qS r r r r r r r ? r �.)�origin)�dns�ipv6� inet_atonZ is_mapped�str�binasciiZhexlify�decode� Exception�ipv4�name� from_text�join�reversed)r r r Zv6�partsr r r r � from_address s r )r r r r c C s� | � |�r8| �|�} d�t| j��}tj�tj�|��S | � |�r�| �|�} t t| j��}g }t dt |�d�D ] }|� d�|||d � �� qnd�|�}tj �tj �|��S tj�d��dS )a Convert a reverse map domain name into textual address form. *name*, a ``dns.name.Name``, an IPv4 or IPv6 address in reverse-map name form. *v4_origin*, a ``dns.name.Name`` representing the top-level domain for IPv4 addresses, instead of the default (in-addr.arpa.) *v6_origin*, a ``dns.name.Name`` representing the top-level domain for IPv4 addresses, instead of the default (ip6.arpa.) Raises ``dns.exception.SyntaxError`` if the name does not have a reverse-map form. Returns a ``str``. � .r � r � :z"unknown reverse-map address familyN)Z is_subdomainZ relativizer r �labelsr r Z inet_ntoar �list�range�len�appendr � exception� SyntaxError)r r r r r" r �ir r r � to_addressD s r* )�__doc__r Zdns.ipv4r Zdns.ipv6Zdns.namer r Zipv4_reverse_domainZipv6_reverse_domainr �Namer r* r r r r �<module> s, �� (��