o 'h@sdZddlZddlmZmZmZddlZddlZej Z ej Z de de de fddZde d e de fd d Zde de fd d Zde defddZde defddZ ddee e fdee defddZddZde de fddZdS)z*Generic Internet address helper functions.N)AnyOptionalTuplefamilytextreturncCs.|tkr tj|S|tkrtj|dSt)aConvert the textual form of a network address into its binary form. *family* is an ``int``, the address family. *text* is a ``str``, the textual address. Raises ``NotImplementedError`` if the address family specified is not implemented. Returns a ``bytes``. T)AF_INETdnsipv4 inet_atonAF_INET6ipv6NotImplementedError)rrrD/var/www/html/olx_land/venv/lib/python3.10/site-packages/dns/inet.py inet_pton!s  raddresscCs,|tkr tj|S|tkrtj|St)a0Convert the binary form of a network address into its textual form. *family* is an ``int``, the address family. *address* is a ``bytes``, the network address in binary form. Raises ``NotImplementedError`` if the address family specified is not implemented. Returns a ``str``. )rr r inet_ntoar r r)rrrrr inet_ntop6s   rc CsNz tj|tWSty&z tj|dtWYSty%tww)zDetermine the address family of a textual-form network address. *text*, a ``str``, the textual address. Raises ``ValueError`` if the address family cannot be determined from the input. Returns an ``int``. T)r r r r Exceptionr r ValueErrorrrrraf_for_addressKs    rc Csfztj|d}|dko|dkWSty2ztj|dd}|dkWYSty1tww)zIs the textual-form network address a multicast address? *text*, a ``str``, the textual address. Raises ``ValueError`` if the address family cannot be determined from the input. Returns a ``bool``. rT)r r r rr r)rfirstrrr is_multicastas   rc CsPz tj|WdSty'z tj|dWYdSty&YYdSww)z{Is the specified string an IPv4 or IPv6 address? *text*, a ``str``, the textual address. Returns a ``bool``. TF)r r r rr rrrr is_addressws   r high_tupleafc Cs|\}}|dur t|}|tkr||fS|tkrg|d}|dkr'||ddfS|d|}||dd}|rA||dt|fSz ||dt|fWStyftj }tj |||d^^}} }| YSwt d|)aXGiven a "high-level" address tuple, i.e. an (address, port) return the appropriate "low-level" address tuple suitable for use in socket calls. If an *af* other than ``None`` is provided, it is assumed the address in the high-level tuple is valid and has that af. If af is ``None``, then af_for_address will be called. N%r)flagsunknown address family ) rrr findisdigitintsocketif_nametoindexAttributeErrorAI_NUMERICHOST getaddrinfor) rr rportiaddrpartscopeai_flags_tuprrrlow_level_address_tuples*     r4cCs*|tjkrdS|tjkrdStd|)z:Return the 'any' address for the specified address family.z0.0.0.0z::r$)r(rr r)r rrr any_for_afs  r5c CsDztj|WSty!z tj|WYSty tww)aVerify that *address* is a valid text form IPv4 or IPv6 address and return its canonical text form. IPv6 addresses with scopes are rejected. *text*, a ``str``, the address in textual form. Raises ``ValueError`` if the text is not valid. )r r canonicalizerr rrrrrr6s  r6)N)__doc__r(typingrrrdns.ipv4r dns.ipv6rr r'strbytesrrrboolrrr4r5r6rrrrs,  $