Jtjod2ddlmZddlZddlmZddlmZmZddlm Z ddl m Z m Z m Z mZmZmZddlmZmZd d lmZmZmZgd Zd Zd eddDZGddeZd,dZd-d ZGd!d"eZd.d&ZGd'd(eZ d/d+Z!dS)0) annotationsN)Sequence)AnyLiteral)frames)DuplicateParameterInvalidParameterNameInvalidParameterValueNegotiationError PayloadTooBig ProtocolError) ExtensionNameExtensionParameter)ClientExtensionFactory ExtensionServerExtensionFactory)PerMessageDeflateClientPerMessageDeflateFactory enable_client_permessage_deflateServerPerMessageDeflateFactory enable_server_permessage_deflatesc,g|]}t|S)str).0bitss f/var/www/html/CA-Chatbot/venv/lib/python3.11/site-packages/websockets/extensions/permessage_deflate.py r s>>>3t99>>>cReZdZdZedZ dddZddZddddZddZ dS)rz) Per-Message Deflate extension. permessage-deflateNremote_no_context_takeoverboollocal_no_context_takeoverremote_max_window_bitsintlocal_max_window_bitscompress_settingsdict[Any, Any] | NonereturnNonecl|i}|dvsJ|dvsJd|cxkrdksnJd|cxkrdksnJd|vsJ||_||_||_||_||_|js t j|j |_|js#t jdd|j i|j|_ d|_ dS) z? Configure the Per-Message Deflate extension. N)FTr"wbitsr2Fr) r&r(r)r+r,zlib decompressobjdecoder compressobjencoderdecode_cont_data)selfr&r(r)r+r,s r__init__zPerMessageDeflate.__init__)s,  $ " )]::::(M9999*0000b000000)////R///////////*D')B&&<#%:"!2. R-T5P4PQQQDL- +11(DL!&r!rc Hd|jd|jd|jd|jd S)Nz-PerMessageDeflate(remote_no_context_takeover=z, local_no_context_takeover=z, remote_max_window_bits=z, local_max_window_bits=))r&r(r)r+r:s r__repr__zPerMessageDeflate.__repr__Ss_ C*.*I C C)-)G C C'+&A C C&*%?  C C C r!)max_sizeframe frames.Framer@ int | NonecN|jtjvr|S|jtjur|js|S|jrd|_n>|js|S|jsd|_|jr tj |j |_ |jr5t|j dkrt|j tz}n|j }|dn|} |j ||}|j jr|Jt%d||jr7t|j dkr|j tn'#tj$r}t)d|d}~wwxYw|jr |jr|` tj|j||jd|j|jS)z, Decode an incoming frame. FTr3iNrzdecompression failed)opcoder CTRL_OPCODESOP_CONTr9finrsv1r&r4r5r)r6lendatabytes_EMPTY_UNCOMPRESSED_BLOCK decompressunconsumed_tailr errorrFramersv2rsv3)r:rAr@rK max_lengthexcs rdecodezPerMessageDeflate.decode\s <6. . .L <6> ) )(  y .(-%:  9 -(,%. V#19T8TUUU 9 UZ4//$$'@@DD:D"*QQ  A<**4<s rget_request_paramsz1ClientPerMessageDeflateFactory.get_request_paramsbs. !  +  +  '  '    r!rlaccepted_extensionsSequence[Extension]rctfd|Drtdjt|d\}}}}jr|stdjr|sd}jn+|td|jkrtd j|td n.jdurn$|j}n|jkrtd t|||pd |pd j S) zV Process response parameters. Return an extension instance. c38K|]}|jjkVdSr^rcrotherr:s r zIClientPerMessageDeflateFactory.process_response_params..y,HH5uzTY&HHHHHHr!zreceived duplicate Froz#expected server_no_context_takeoverTNzexpected server_max_window_bitsz"unsupported server_max_window_bitsz!unexpected client_max_window_bitsz"unsupported client_max_window_bitsr1) anyr rcrtrdrerfrgrr,r:rlr~rdrerfrgs` rprocess_response_paramsz6ClientPerMessageDeflateFactory.process_response_paramsns HHHH4GHHH H H F"#D#D#DEE E % 8 8 8  & & " "  * N- N&'LMMM  * 2- 2-1*  & . &-&'HIII'$*EEE&'KLLL  & .%1&'JKKK2 (D 0 0 &-)-)D&&'$*EEE&'KLLL & & " (b " (b  "    r!)FFNTN) rdr'rer'rfrCrgrhr,rvr.r/)r.rn)rlrnr~rr.r) r_r`rarbrrcr;r}rrr!rrr(s. =- . .D,1+0-1=A37 33333@     g g g g g g r!r extensions'Sequence[ClientExtensionFactory] | None Sequence[ClientExtensionFactory]c|g}td|Ds#t|tddigz}|S)z Enable Per-Message Deflate with default settings in client extensions. If the extension is already present, perhaps with non-default settings, the configuration isn't changed. Nc3@K|]}|jtjkVdSr^)rcr)rextension_factorys rrz3enable_client_permessage_deflate..sB  "@"EEr!memLevel)r,)rlistrrs rrrsw !+   *%% *#-q/   )  r!cFeZdZdZedZ dddZddZdS)ra Server-side extension factory for the Per-Message Deflate extension. Parameters behave as described in `section 7.1 of RFC 7692`_. .. _section 7.1 of RFC 7692: https://datatracker.ietf.org/doc/html/rfc7692#section-7.1 Set them to :obj:`True` to include them in the negotiation offer without a value or to an integer value to include them with this value. Args: server_no_context_takeover: Prevent server from using context takeover. client_no_context_takeover: Prevent client from using context takeover. server_max_window_bits: Maximum size of the server's LZ77 sliding window in bits, between 8 and 15. client_max_window_bits: Maximum size of the client's LZ77 sliding window in bits, between 8 and 15. compress_settings: Additional keyword arguments for :func:`zlib.compressobj`, excluding ``wbits``. require_client_max_window_bits: Do not enable compression at all if client doesn't advertise support for ``client_max_window_bits``; the default behavior is to enable compression without enforcing ``client_max_window_bits``. r%FNrdr'rerfrCrgr,rvrequire_client_max_window_bitsr.r/c*|d|cxkrdksntd|d|cxkrdksntd|d|vrtd||rtd||_||_||_||_||_||_dS) rxNr"r1ryrzr2zLcompress_settings must not include wbits, set server_max_window_bits insteadzVrequire_client_max_window_bits is enabled, but client_max_window_bits isn't configured)r{rdrerfrgr,r)r:rdrerfrgr,rs rr;z'ServerPerMessageDeflateFactory.__init__ s'.!7M2S2S2S2SQS2S2S2S2SNOO O&.!7M2S2S2S2SQS2S2S2S2SNOO O  (W8I-I-I5  " ).L )>  +E'*D'&<#&<#!2.L+++r!rlrnr~r2tuple[list[ExtensionParameter], PerMessageDeflate]ctfd|Drtdjt|d\}}}}jr|sd}jr|sd}jn|j}n|jkrj}j |durj}n7|jrtdn|durj}nj|krj}t||||t|||pd|pdj fS)zi Process request parameters. Return response params and an extension instance. c38K|]}|jjkVdSr^rrs rrzHServerPerMessageDeflateFactory.process_request_params..;rr!zskipped duplicate TrNzrequired client_max_window_bitsr1) rr rcrtrdrerfrgrrmrr,rs` rprocess_request_paramsz5ServerPerMessageDeflateFactory.process_request_params0s HHHH4GHHH H H E"#C #C#CDD D $ 7 7 7  & & " ""  * 2- 2-1*  * 2- 2-1*  & . &-)-)D&&'$*EEE)-)D&  & .%--)-)D&&-6N*+LMMMN'4//)-)D&&,/EEE)-)D& **&&    **&,"&,"&     r!)FFNNNF)rdr'rer'rfrCrgrCr,rvrr'r.r/)rlrnr~rr.r)r_r`rarbrrcr;rrr!rrrs}4 =- . .D,1+0-1-137/4!M!M!M!M!MFo o o o o o r!r'Sequence[ServerExtensionFactory] | None Sequence[ServerExtensionFactory]c|g}td|Ds%t|tddddigz}|S)z Enable Per-Message Deflate with default settings in server extensions. If the extension is already present, perhaps with non-default settings, the configuration isn't changed. Nc3@K|]}|jtjkVdSr^)rcr)r ext_factorys rrz3enable_server_permessage_deflate..sB  :??r! rr)rfrgr,)rrrrs rrrs} %    *%% *')')#-q/   )   r!) rdr'rer'rfrCrgrhr.ri)rlrnror'r.rp)rrr.r)rrr.r)" __future__rr4collections.abcrtypingrrr exceptionsr r r r r rrrbaserrr__all__rMrangerrrrmrtrrrrrr!rrs"""""" $$$$$$76666666KKKKKKKKKK   0>>q">>>o o o o o o o o d0::::zm m m m m %;m m m `0o o o o o %;o o o dr!