+ i>^RIHt^RIt^RIt^RIt^RIt^RIHt^RIH t H t H t ^RI H t Ht^RIHtHtHtHtHtHt.RDOt] !R4tRR /R R lltR R lt]P2!R4tRRlt]P2!R4tRRlt]P2!R4t]P2!R4tRRlt ]P2!R4t!]P2!R4t"RRlt#RRlt$RRlt%R R!lt&]P2!R"4t'R#R$lt(R%R&lt)R'R(lt*R)R*lt+R+R,lt,],t-R-R.lt.R/R0lt/]/t0R1R2lt1R3R4lt2]2t3R5R6lt4]4t5R7R8lt6R9R:lt7]P2!R;4t8R<R=lt9R>R?lt:R@RAlt;RBRClt OOF (E }!+/?MM ;;=%))+ %%rzC"(?:[\x09\x20-\x21\x23-\x5b\x5d-\x7e]|\\[\x09\x20-\x7e\x80-\xff])*"z\\([\x09\x20-\x7e\x80-\xff])c(V^8dQhRRRRRRRR/#r7r)rs"rrrs. D D D# DC DO Drc\PW4pVf\VRW4h\P RVP 4^R4VP 43#)z Parse a quoted string from ``header`` at the given position. Return the unquoted value and the new position. Raises: InvalidHeaderFormat: On invalid inputs. zexpected quoted stringz\1)_quoted_string_rer3r _unquote_resubr;r4r<s&&& rparse_quoted_stringrDsR  # #F 0E }!+/GUU ??5%++-""5 6 CCrz[\x09\x20-\x7e\x80-\xff]*z ([\x22\x5c])c V^8dQhRRRR/#)rvaluerrr)rs"rrrs 5 5s 5s 5rc\PV4pVf \R4hR\P RV4,R,#)z\ Format ``value`` as a quoted string. This is the reverse of :func:`parse_quoted_string`. z-invalid characters for quoted-string encoding"z\\\1) _quotable_re fullmatchr' _quote_rerC)rFr3s& rbuild_quoted_stringrLs@  " "5 )E }HII w. . 44rc ,V^8dQhRRRRRRRRRR /#) r parse_itemz(Callable[[str, int, str], tuple[T, int]]r+rr,rr8rzlist[T]r)rs"rrrs:??8? ? ? ?  ?rc\W4R8Xd\W^,4pK$.pV!WV4wrRVPV4\W4pV\V48XdMg\W4R8Xd\W^,4pM \ VRW4h\W4R8Xd\W^,4pK$V\V48XgKV\V48XgQhV#)a Parse a comma-separated list from ``header`` at the given position. This is appropriate for parsing values with the following grammar: 1#item ``parse_item`` parses one item. ``header`` is assumed not to start or end with whitespace. (This function is designed for parsing an entire header value and :func:`~websockets.http.read_headers` strips whitespace from values.) Return a list of items. Raises: InvalidHeaderFormat: On invalid inputs. ,zexpected comma)r/r5appendr.r)rNr+r,r8itemsitems&&&& r parse_listrTs> V !S (a( E vK8  T$ #f+   f "c )F!G,C%k3CVQ Q%,F!G,C #f+   #f+   Lrc(V^8dQhRRRRRRRR/#)rr+rr,rr8rztuple[ConnectionOption, int]r)rs"rrrs, - -  - -(+ -! -rcB\WV4wr1\\V4V3#)z Parse a Connection option from ``header`` at the given position. Return the protocol value and the new position. Raises: InvalidHeaderFormat: On invalid inputs. )r=rr r+r,r8rSs&&& rparse_connection_optionrXs%F5ID  $ ' ,,rc V^8dQhRRRR/#)rr+rrzlist[ConnectionOption]r)rs"rrrs H HS H%; Hrc&\\V^R4#)z Parse a ``Connection`` header. Return a list of HTTP connection options. Args header: value of the ``Connection`` header. Raises: InvalidHeaderFormat: On invalid inputs. Connection)rTrXr+s&rparse_connectionr]s -vq, GGrz>[-!#$%&\'*+.^_`|~0-9a-zA-Z]+(?:/[-!#$%&\'*+.^_`|~0-9a-zA-Z]+)?c(V^8dQhRRRRRRRR/#)rr+rr,rr8rztuple[UpgradeProtocol, int]r)rs"rrr s,== ==(+= =rc\PW4pVf\VRW4h\\VP 44VP 43#)z Parse an Upgrade protocol from ``header`` at the given position. Return the protocol value and the new position. Raises: InvalidHeaderFormat: On invalid inputs. zexpected protocol) _protocol_rer3rrrr;r4r<s&&& rparse_upgrade_protocolra sG   v +E }!+/BFPP  / <JE$ =# rc(V^8dQhRRRRRRRR/#)rr+rr,rr8rztuple[ExtensionHeader, int]r)rs"rrrRs,88 88(+8 8rc\WV4wr1\W4p.p\W4R8Xd4\W^,4p\WV4wrQVP V4KC\ \ V4V3V3#)z Parse an extension definition from ``header`` at the given position. Return an ``(extension name, parameters)`` pair, where ``parameters`` is a list of ``(name, value)`` pairs, and the new position. Raises: InvalidHeaderFormat: On invalid inputs. ;)r=r5r/rkrQrr )r+r,r8ri parameters parameters&&& rparse_extension_itemrqRsoF5ID F CJ V !S (a(3FM )$  %z 2C 77rc V^8dQhRRRR/#)rr+rrzlist[ExtensionHeader]r)rs"rrrksSSCS$9Src&\\V^R4#)a Parse a ``Sec-WebSocket-Extensions`` header. Return a list of WebSocket extensions and their parameters in this format:: [ ( 'extension name', [ ('parameter name', 'parameter value'), .... ] ), ... ] Parameter values are :obj:`None` when no value is provided. Raises: InvalidHeaderFormat: On invalid inputs. zSec-WebSocket-Extensions)rTrqr\s&rparse_extensionrtks. *FA7Q RRrc$V^8dQhRRRRRR/#)rrir rozSequence[ExtensionParameter]rrr)rs"rrrs$ %Arc RP\\V4.VUUu.uFwrVfTMV RV 2NK upp,4#uuppi)zW Build an extension definition. This is the reverse of :func:`parse_extension_item`. z; rh)joinrr)rirorFs&& rbuild_extension_itemrxs` 99 c4 *  * MD$q'8 8)    sA c V^8dQhRRRR/#)r extensionszSequence[ExtensionHeader]rrr)rs"rrrs   9 c rc2RPRV44#)z` Build a ``Sec-WebSocket-Extensions`` header. This is the reverse of :func:`parse_extension`. , c3<"TFwr\W4xK R#5i)N)rx).0riros& r "build_extension..sGQ3C4T..zsrw)rzs&rbuild_extensionrs" 99GQ rc(V^8dQhRRRRRRRR/#)rr+rr,rr8rztuple[Subprotocol, int]r)rs"rrrs, ( (  ( ((+ ( (rcB\WV4wr1\\V4V3#)z Parse a subprotocol from ``header`` at the given position. Return the subprotocol value and the new position. Raises: InvalidHeaderFormat: On invalid inputs. )r=rrrWs&&& rparse_subprotocol_itemrs$F5ID  T "C ''rc V^8dQhRRRR/#)rr+rrzlist[Subprotocol]r)rs"rrrs S Sc S&7 Src&\\V^R4#)z Parse a ``Sec-WebSocket-Protocol`` header. Return a list of WebSocket subprotocols. Raises: InvalidHeaderFormat: On invalid inputs. zSec-WebSocket-Protocol)rTrr\s&rparse_subprotocolrs ,fa9Q RRrc V^8dQhRRRR/#)r subprotocolsSequence[Subprotocol]rrr)rs"rrrs##$9#c#rc$RPV4#)z` Build a ``Sec-WebSocket-Protocol`` header. This is the reverse of :func:`parse_subprotocol`. r|r)rs&rbuild_subprotocolrs 99\ ""rc V^8dQhRRRR/#)rrrrNoner)rs"rrrs D D(= D$ Drc\V\4'g \R4h\V\4'd \R4hVF,p\P V4'dK \ RV 24h R#)zL Validate that ``subprotocols`` is suitable for :func:`build_subprotocol`. zsubprotocols must be a listz&subprotocols must be a list, not a strzinvalid subprotocol: N) isinstancer TypeErrorrr:rJr')r subprotocols& rvalidate_subprotocolsrsd lH - -566,$$@AA# "";//4[MBC C$rc V^8dQhRRRR/#)rrealmrrr)rs"rrrs 5 5 5 5rc>\V4p\R4pRV RV 2#)zq Build a ``WWW-Authenticate`` header for HTTP Basic Auth. Args: realm: Identifier of the protection space. zUTF-8z Basic realm=z , charset=)rL)rcharsets& rbuild_www_authenticate_basicrs+  &E!'*G % 7) 44rz[A-Za-z0-9-._~+/]+=*c(V^8dQhRRRRRRRR/#r7r)rs"rrrs( & &# &C &c &o &rc\PW4pVf\VRW4hVP4VP 43#)z Parse a token68 from ``header`` at the given position. Return the token value and the new position. Raises: InvalidHeaderFormat: On invalid inputs. zexpected token68) _token68_rer3rr;r4r<s&&& r parse_token68rs@   f *E }!+/A6OO ;;=%))+ %%rc(V^8dQhRRRRRRRR/#)rr+rr,rr8rrr)rs"rrrs.MMcMM#M$Mrc@V\V48d\VRW4hR#)z0 Check that parsing reached the end of header. z trailing dataN)r.r)r+r,r8s&&&r parse_endrs$  S[!+LLrc V^8dQhRRRR/#)rr+rrztuple[str, str]r)rs"rrrs--c-o-rc\V^R4wrVP4R8wd\RRV 24h\W4R8wd\ RRW4hV^, p\ WR4wr2\ WR4\P!VP44P4pTPR^4wrVYV3# \Pd\RR4Rhi;i \d\RR 4Rhi;i) a Parse an ``Authorization`` header for HTTP Basic Auth. Return a ``(username, password)`` tuple. Args: header: Value of the ``Authorization`` header. Raises: InvalidHeaderFormat: On invalid inputs. InvalidHeaderValue: On unsupported inputs. Authorizationbasiczunsupported scheme:  zexpected space after schemez#expected base64-encoded credentialsNr#z&expected username:password credentials)r=lowerr r/rrrbase64 b64decodeencodedecodebinasciiErrorsplitr')r+schemer,basic_credentials user_passusernamepasswords& rparse_authorization_basicrs% fa9KF ||~  "6( +  &#%! :F  1HC*6H f?+$$%6%=%=%?@GGI &__S!4   >>  1     4  s52B?(C%?#C"%C>c$V^8dQhRRRRRR/#)rrrrrr)rs"rrr?s! ( ( (s (s (rcRV9gQhV RV 2p\P!VP44P4pRV,#)zt Build an ``Authorization`` header for HTTP Basic Auth. This is the reverse of :func:`parse_authorization_basic`. r#zBasic )r b64encoderr)rrrrs&& rbuild_authorization_basicr?sQ h  *AhZ(I(()9)9);<CCE ' ''r) r)r]rertrrrrrrr)= __future__rrrr$recollections.abcrtypingrrr exceptionsrr r r r r rr__all__rr)r/compiler2r5r:r=rArBrDrIrKrLrTrXr]r`rarerkrqrtparse_extension_listrxrbuild_extension_listrrparse_subprotocol_listrbuild_subprotocol_listrrrrrrrrrrrsy"  $**?  CL !& D 7 **Y   JJ6 7  & JJJ jj89  D zz67  JJ '  5?D - H zzE =$ D !H82S4'& ' ( S+#+ D 5jj01  & M-` (r