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|rd}d}nd}|rd}n || |v r n!| || E|dz }d | d ||d g|z |fS )Nr Fr Tr- )
_wsp_splitterranger r r6 )r endcharsfragment remaindervcharsescapehad_qpposs r _get_ptext_to_endcharsr s )22Hy
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776??BGGXcdd^$4y$@ A A6 IIr c | }t | d t | t | z
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&4 ,. . / / /
BF GGI E@'*z$*t2C'D'D$gtWW ! @ @ @ / 6 6rv > >@ @ @@ BJBGJg
" 7c>>!$--KE4 IIe )$ 2 2 e]33
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&4 <> > ? ? ?
u9s F. .9G'c t }| r| d t v r(t | \ }} | | :d}| d r t | d \ }} d}t
| dk r?|d j dk r.|j t j
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j d k rt |d d |d< | | # t $ r d}Y nt j
$ r Y nw xY wt | d ^}}|r1t | r| d ^}}t% |d }t' | | | d | } | |S )
Nr Tr utextr r z&missing whitespace before encoded wordFr r r- )rz r r r r r r rb r' r rx r r r r rfc2047_matchersearch partitionr r r6 )r r{ rQ valid_ewhave_wsrG r r s r get_unstructuredr Q s) , )**L
(# 8s??"5>>LE5 & & & D ! !
/w ? ? u |$$q((#B'2e;;$,33F4N D5F 5F G G G"' 5s< 0 01 4 4#B'2nDD+? ( ,e,5 ,5 R( ##E***% #
!
!
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" (q11i 4..s33 4 #ood 3 3OC) c7++ E""" ""Q (#R s "D D>-D>=D>c r t | d \ }} }t |d }t | || fS )Nz()rM )r r r r rM _s r get_qp_ctextr sE
-UD99OE5! ug . .EE %<r c r t | d \ }} }t |d }t | || fS )Nr rM )r r r r s r get_qcontentr sE -UC88OE5! % ) )EE %<r c t | }|s't j d | | }| t | d } t
|d }t | || fS )Nz expected atext but found '{}'atext)_non_atom_end_matcherr r r< r r r r )r mr s r get_atextr s
e$$A ;% + 2 25 9 9; ; ;
GGIIE #e**++ E % ) )EE %<r c | d dk r't j d | t }| dd } | r3| d dk r't | \ }} | | | r/| d dk r"| d t v rt | \ }} n| d d dk rd} t | \ }} |j t j
d d }n'# t j $ r t | \ }} Y nw xY w|rNt | dk r;|d
j d k r*|d j d
k rt |d
d |d
< nt | \ }} | | | r
| d dk "| s0|j t j
d || fS || dd fS )Nr r zexpected '"' but found '{}'r r r Fz!encoded word inside quoted stringTr r r r z"end of header inside quoted string)r r r< r r r r r r r' rx r rb r )r bare_quoted_stringrQ r s r get_bare_quoted_stringr sJ
Qx3% * 1 1% 8 8: : :)++ !""IE )qS #E** u!!%(((
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2A2Y$
H
3 / 6 6 u"*11&2L739 39 : : : *
3
3
3 +E 2 2 uuu
3
7C 2 3 3a 7 7&r*5>>*2.9^KK-A*2..7 .7&r* (..LE5!!%(((+ )E!HOO, )"))&*D 0+2 +2 3 3 3!5(( uQRRy ((s A D !D*)D*c " | r3| d dk r't j d | t }| dd } | r| d dk rv| d t v rt | \ }} n1| d dk rt
| \ }} nt | \ }} | | | r | d dk v| s0|j t j
d || fS || dd fS )Nr r zexpected '(' but found '{}'r r z end of header inside comment) r r r< r r r get_commentr r r' rx )r rv rQ s r r r s7
9qS % ) 0 0 7 79 9 9iiG !""IE
E!HOO 8s??"5>>LE55
1X__&u--LE55'..LE5u E!HOO v 9 * , , - - -~ E!""I r c t }| ri| d t v rZ| d t v rt | \ }} nt | \ }} | | | r| d t v Z|| fS rG )r CFWS_LEADERr r r r )r r rQ s r get_cfwsr
s ::D
E!H ++ 8s??"5>>LE55&u--LE5 E E!H ++ ;r c V t }| r6| d t v r't | \ }} | | t | \ }} | | | r6| d t v r't | \ }} | | || fS rG )r r r
r r )r
quoted_stringrQ s r get_quoted_stringr
s !NNM $q[(( u U###)%00LE5 $q[(( u U### % r c f t }| r6| d t v r't | \ }} | | | r6| d t v r't j d | | d r; t | \ }} n9# t
j $ r t | \ }} Y nw xY wt | \ }} | | | r6| d t v r't | \ }} | | || fS )Nr z expected atom but found '{}'r ) r r r
r ATOM_ENDSr r r< r r r )r r rQ s r get_atomr ' sN 66D q[(( u E :qY&&% * 1 1% 8 8: : : ( ,+E22LE55& , , , %U++LE555 ,
!'' uKK q[(( u E ;s B) )!C
C
c t }| r| d t v r't j d | | ry| d t vrjt | \ }} | | | r0| d dk r$| t | dd } | r| d t vj|d t u r*t j d d| z || fS )Nr z8expected atom at a start of dot-atom-text but found '{}'r r r z4expected atom at end of dot-atom-text but found '{}')r# r r r r< r r rC )r
dot_atom_textrQ s r get_dot_atom_textr B s MMM :E!H ))% '++16%==: : :
E!HI-- '' u U### U1X__ % % %!""IE E!HI-- RC % ' #VCI . .0 0 0 % r c t }| d t v r't | \ }} | | | d r; t | \ }} n9# t j $ r t | \ }} Y nw xY wt | \ }} | | | r6| d t v r't | \ }} | | || fS )Nr r ) r r r
r r r r r r )r dot_atomrQ s r get_dot_atomr U s
yyH Qx; u 0 4+E22LE55& 4 4 4 -U33LE555 4
)// u OOE q[(( u U?s A/ /!BBc b | d t v rt | \ }} nd }| st j d | d dk rt | \ }} nH| d t
v r't j d | t | \ }} ||g|d d< || fS )Nr z5Expected 'atom' or 'quoted-string' but found nothing.r z1Expected 'atom' or 'quoted-string' but found '{}')r r
r r r
SPECIALSr< r )r leaderrQ s r get_wordr n s
Qx;
E% CE E E Qx}}(// uu qX % '77=ve}}F F F u
Hbqb %<r c t } t | \ }} | | nA# t j $ r/ |j t j d Y nw xY w| r
| d t vr| d dk rQ| t |j t j d | dd } n t | \ }} nd# t j $ rR | d t v r?t | \ }} |j t j d n Y nw xY w| | | r| d t v|| fS )Nz phrase does not start with wordr r zperiod in 'phrase'r zcomment found without atom) r~ r r r r r' rx PHRASE_ENDSrC ObsoleteHeaderDefectr r
)r r rQ s r
get_phraser s
XXF0 u
e " 0 0 0 f 8 - / / 0 0 0 0 00 !E!HK// 8S== MM# N ! !&"=$#& #&
'
'
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' uu*
8{**#+E??LE5N))&*E4+6 +6 7 7 7 7 7 7
MM% ! !E!HK//" 5=s" '9 ;A76A7*C= =A E E c t }d }| d t v rt | \ }} | s't j d | t
| \ }} nh# t j $ rV t | \ }} n?# t j $ r- | d dk r| d t v r t }Y nw xY wY nw xY w||g|d d< |
| | r| d dk s| d t vrt t | | z \ }} |j
dk r-|j
t j d n,|j
t j d ||d< |j d n<# t& $ r/ |j
t j d Y nw xY w|| fS ) Nr z"expected local-part but found '{}'r invalid-obs-local-partz >@ @ @ #E** uu " #E??LE55& Qx4 E!H $;$; KKEEE Hbqb e '%(D..E!HK$?$? 23z??U3J K K $(@ @ @ % %f&@N'P 'P
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> (((( > > >!!&"@;#= #= > > > > >> u sH A0 0C BC9C CCCC F; ;6G43G4c t }d}| r| d dk s| d t vr| d dk rU|r,|j t j d | t d}| dd } | d dk rb| t | d d | dd } |j t j d d}|r=|d
j d k r,|j t j d t | \ }} d}n7# t j
$ r% | d t vr t | \ }} Y nw xY w| | | r | d dk | d t v|d j d k s"|d j d
k r=|d j d k r,|j t j d |d
j d k s"|d
j d
k r=|d j d k r,|j t j d |j rd|_ || fS )NFr r r zinvalid repeated '.'Tr misplaced-specialz/'\' character outside of quoted-string/ccontentr rB zmissing '.' between wordsr z!Invalid leading '.' in local partr z"Invalid trailing '.' in local partr )
r6 r r' r r rx rC r rb r r r r
)r r% last_non_ws_was_dotrQ s r r" r" s !^^N
%U1Xt^^uQx{'B'B 8s??"
- &--f.H*/, /, - - - ! !# & & &"& !""IE
1Xt^^ ! !-a0C#E #E
F
F
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.
. +#E??LE5"' & + + +Qx{**#E??LE555 + e$$$7 %U1Xt^^uQx{'B'B8 q$-- 1 (& 0 0 1 (% / / %%f&@ /'1 '1 2 2 2r%.. 2 )6 1 1 2 )5 0 0 %%f&@ 0'2 '2 3 3 3 =$<! 5 s E 1F F c t | d \ }} }t |d }|r,|j t j d t
| || fS )Nz[]rM z(quoted printable found in domain-literal)r r r' r r r r )r rM r s r get_dtextr+ sz
2%>>E5& % ) )E
9
V 8 6 8 8 9 9 9E %<r c | rdS | t j d | t dd dS )NFz"end of input inside domain-literal]domain-literal-endT)r r rx r )r domain_literals r _check_for_early_dl_endr0 s] u&4,. . / / /--ABBCCC 4r c N t }| d t v r't | \ }} | | | st j d | d dk r't j d | | dd } t | | r|| fS | t dd | d t v r't | \ }} | | t | \ }} | | t | | r|| fS | d t v r't | \ }} | | t | | r|| fS | d dk r't j d | | t dd | dd } | r6| d t v r't | \ }} | | || fS )
Nr zexpected domain-literal[z6expected '[' at start of domain-literal but found '{}'r zdomain-literal-startr- z4expected ']' at end of domain-literal but found '{}'r. ) rJ r r
r r r r< r0 r r r r+ )r r/ rQ s r get_domain_literalr3 ( s; #__N Qx; u e$$$ A%&?@@@ Qx3% '!!' 0 0 0 !""IE un55 % u$$--CDDEEE Qx3 u~~ u e$$$ U##LE5% un55 % u$$ Qx3 u~~ u e$$$ un55 % u$$ Qx3% '!!' 0 0 0--ABBCCC !""IE %q[(( u e$$$ 5 r c t }d }| d t v rt | \ }} | s't j d | | d dk r5t
| \ }} ||g|d d< | | || fS t | \ }} n'# t j $ r t | \ }} Y nw xY w| r | d dk rt j d ||g|d d< | | | r| d dk r|j
t j d |d j dk r
|d |d d < | rc| d dk rW| t t | d d \ }} | | | r | d dk W|| fS )
Nr z expected domain but found '{}'r2 r0 zInvalid Domainr z(domain is not a dot-atom (contains CFWS)r! r )r r r
r r r< r3 r r r r' r rb rC )r r r rQ s r
get_domainr5 O s XXF
F Qx;
<% , 3 3E : :< < < Qx3)%00 u E"1"I
e u} '#E** uu " ' ' ' uuu' 8qS %&6777
Hbqb
MM% !qS f 9 6 8 8 9 9 9 !9 : - - q F111I !aC MM# #E!""I..LE5 MM% !aC 5=s B1 1!CCc t }t | \ }} | | | r | d dk r0|j t j d || fS | t
dd t | dd \ }} | | || fS )Nr r0 z#addr-spec local part with no domainaddress-at-symbolr )r( r& r r' r rx r r5 )r r rQ s r
get_addr_specr8 u s
I!%((LE5
U E!HOO !; 1"3 "3 4 4 4%
]3(;<<=== eABBi((LE5
U e r c t }| r| d dk s| d t v r| d t v r(t | \ }} | | n0| d dk r$| t | dd } | r| d dk u| d t v | r | d dk r't j d | | t t | dd \ }} | | | r| d dk r| t | dd } | sn| d t v r't | \ }} | | | d dk rI| t t | dd \ }} | | | r | d dk | st j d | d dk r't j d | | t dd || dd fS )
Nr r r r0 z(expected obs-route domain but found '{}'z%end of header while parsing obs-route:z4expected ':' marking end of obs-route but found '{}'zend-of-obs-route-marker) r r r
r
ListSeparatorr r r< RouteComponentMarkerr5 r )r obs_routerQ s r
get_obs_router> s
I
U1Xs]]eAh+&=&= 8{ " "#E??LE5 U # # # #
1X__ ] + + +!""IE
U1Xs]]eAh+&=&= FE!HOO% 6 = =e D DF F F
)*** eABBi((LE5
U
$E!HcMM '''abb 8{ " "#E??LE5 U # # # 8s?? 1 2 2 2%eABBi00LE5 U # # # $E!HcMM O%&MNNN Qx3% (''-ve}}6 6 6
]3(ABBCCC eABBi r c ( t }| d t v r't | \ }} | | | r | d dk r't j d | | t dd | dd } | d dk r]| t dd |j t j d | dd } || fS t | \ }} n# t j $ r t | \ }} |j t j d n:# t j $ r( t j d
| w xY w| | t | \ }} Y nw xY w| | | r| d dk r | dd } n,|j t j d | t dd | r6| d t v r't | \ }} | | || fS ) Nr zangle-addr-endz null addr-spec in angle-addrz*obsolete route specification in angle-addrz.expected addr-spec or obs-route but found '{}'z"missing trailing '>' on angle-addr)
r r r
r r r r< r r' rx r8 r> r )r
angle_addrrQ s r get_angle_addrrC s J Qx; u% @E!HOO% 0 7 7 > >@ @ @mC);<<=== !""IE
Qx3--=>>???!!&"< *#, #, - - -abb 5 ,$U++ uu " , , , P(//LE5 % %f&A<'> '>
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?& P P P)@GGNNP P
P P % $U++ uuu , e 3qS abb !!&"< 0#2 #2 3 3 3mC)9::;;; !q[(( u% u s* D% %G5>E43G47F++*GGc t }t | \ }} | |d d |j d d |_ || fS r$ )r8 r rO r' )r r rQ s r get_display_namerE s] ==L e$$LE5aaa!!! =+L r c j t }d }| d t v r;t | \ }} | s't j d | | d dk r| d t v r't j d | t | \ }} | s't j d | ||g|d d d< d }| | t | \ }} ||g|d d< | | || fS )Nr z!expected name-addr but found '{}'r@ )
r r r
r r r< r rE r rC )r name_addrr rQ s r
get_name_addrrH sf
I
F Qx;
D)3::6BBD D
D Qx3 8{ " ")3::5AAC C
C'.. u C)3::5AAC C
C "8E!HRaRLF !%((LE5
Hbqb
U e r c t } t | \ }} nc# t j $ rQ t | \ }} n:# t j $ r( t j d | w xY wY nw xY wt
d |j D rd|_ | | || fS )Nz expected mailbox but found '{}'c 3 J K | ] }t |t j V d S r$ )rD r rx r0 s r r3 z get_mailbox.. sC 3 3 a3 4 4 3 3 3 3 3 3r r )
r rH r r r8 r< anyrD rb r )r r rQ s r get_mailboxrL s
iiGA$U++ uu " A A A A(//LE55& A A A)188??A A
A A 5A 3 3 % 1 3 3 3 3 3 / . NN5 E>& $ BAB7A>>BBc , t }| r| d |vrv| d t v r4| t | d d | dd } n't | \ }} | | | r
| d |vv|| fS )Nr r( r )r r r r r )r r invalid_mailboxrQ s r get_invalid_mailboxrP s %&&O
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v rt
| \ }} | r
| d dv rB| | |j t j d nt | d \ }} ||g|d d< | | |j t j
d n| d dk r-|j t j d n^t | d \ }} ||g|d d< | | |j t j
d Y nw xY w| rm| d dvrc|d }d|_ t | d \ }} | | |j t j
d | r0| d dk r$| t | d d } | r
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r' r rP rx rb rO r; )r mailbox_listrQ r r s r get_mailbox_listrT 0 s
==L
( E!HOO 8&u--LE5 & & & && 8 8 8FQx;&& (
<aD 0 0 ''/// (//0K719 19 : : : : $7ud#C#CLE5 )%+Hbqb ''... (//0J91; 1; < < < <qS $++F,G3-5 -5 6 6 6 6 35$ ? ? u%!'E"1"I ##E*** $++F,F5-7 -7 8 8 8/ 82 4U1XT)) #2&G!2G .ud;;LE5 NN5 ! ! ! ' '(B1)3 )3
4
4
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. . .!""IEQ ( E!HOOR s 'A
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v r~t
| \ }} | sE|j t j d | | || fS | d dk r| | || fS t | \ }} t |j dk r\|| | |
| |j t j d || fS ||g|d d< | | || fS )Nz end of header before group-listr zend of header in group-listrR z group-list with empty entries) r r' r r rx r r
rT r r rO r )r
group_listr rQ s r get_group_listrW i s J !!!&"< -#/ #/ 0 0 05
F %q[((
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% %f&@-'/ '/
0
0
0 f % % % u$ $ 8s?? f % % % u$ $#E**LE5
5 "" f % % %% !!&"= +#- #- . . .5
Hbqb e u r c t }t | \ }} | r | d dk r't j d | | | | t
dd | dd } | r;| d dk r/| t
dd || dd fS t | \ }} | | | s-|j t j d n3| d dk r't j d | | t
dd | dd } | r6| d t v r't | \ }} | | || fS )
Nr r: z8expected ':' at end of group display name but found '{}'z group-display-name-terminatorr rR zgroup-terminatorzend of header in groupz)expected ';' at end of group but found {}) r rE r r r< r r rW r' rx r r
)r r rQ s r get_grouprY s
GGE#E**LE5 9E!HOO% '**0&--9 9 9 LL LL s$CDDEEE !""IE qS
]3(:;;<<<eABBi !%((LE5 LL G
V 7 $ & & ' ' ' ' qS % 7 > >u E EG G G LL s$677888 !""IE q[(( u
U %<r c @ t } t | \ }} nc# t j $ rQ t | \ }} n:# t j $ r( t j d | w xY wY nw xY w| | || fS )Nz expected address but found '{}')r rY r r rL r< r )r r rQ s r get_addressr[ s iiGA '' uu " A A A A&u--LE55& A A A)188??A A
A A 5A NN5 E>rM c t }| rm t | \ }} | | n# t j $ r}d }| d t
v rt
| \ }} | r | d dk rC| | |j t j d nt | d \ }} ||g|d d< | t |g |j t j d n| d dk r-|j t j d nlt | d \ }} ||g|d d< | t |g |j t j d Y d }~nd }~ww xY w| ru| d dk ri|d d }d|_ t | d \ }} |
| |j t j d | r$| t | dd } | m|| fS ) Nr r z"address-list entry with no contentz invalid address in address-listz empty element in address-listr r r )r r[ r r r r r
r' r rP r rx rb rO r; )r address_listrQ errr r s r get_address_listr_ s ==L
( 8&u--LE5 & & & && 8 8 8FQx;&& (
<aC ''/// (//0K<1> 1> ? ? ? ? $7uc#B#BLE5 )%+Hbqb ''(8(8999 (//0J91; 1; < < < <qS $++F,G3-5 -5 6 6 6 6 35# > > u%!'E"1"I ##GUG$4$4555 $++F,F5-7 -7 8 8 8/ 82 4U1X__ #2&q)G!2G .uc::LE5 NN5 ! ! ! ' '(B1)3 )3
4
4
4
. . .!""IEQ ( R s '= G
FGG c H t }| s't j d | | d dk r't j d | | t dd | dd } t
| \ }} | | | r | d dk r't j d | | t dd || dd fS )
Nz'expected no-fold-literal but found '{}'r r2 z;expected '[' at the start of no-fold-literal but found '{}'zno-fold-literal-startr r- z9expected ']' at the end of no-fold-literal but found '{}'zno-fold-literal-end)r& r r r< r r r+ )r no_fold_literalrQ s r get_no_fold_literalrb s4 #ooO E% 5 < ' on msg-id)r r r
r r r r< r r r" r' r rx rb r5 )r msg_idrQ es r
get_msg_idrf s
WWF q[(( u
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7EE
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H K,H?>K?K>J
K
7KK
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KKKc t } t | \ }} | | | r?|j t j d | ny# t j $ rg}t | }t | }|j t j d | Y d }~nd }~ww xY w|S )NzUnexpected {!r}zInvalid msg-id: {!r})
r rf r r' r rx r< r r r )r
message_idrQ exs r parse_message_idrj [ s# J 2!%(( u% 2 % %f&@!((//'1 '1
2
2
2 " K K K ''%e,,
!! &'='D'DR'H'H I I K K K K K K K KK s 'A: :C0 A C++C0c t }| s.|j t j d |S | d t
v rUt
| \ }} | | | s,|j t j d d}| rM| d dk rA| d t
vr2|| d z
}| dd } | r| d dk r| d t
v2| sc|j t j d | | t |d n7t | |_ | t |d | r6| d t
v r't
| \ }} | | | r | d dk rZ|j ,|j t j d
| r#| t | d |S | t dd | dd } | r6| d t
v r't
| \ }} | | | s5|j ,|j t j d
|S d}| r5| d t
vr&|| d z
}| dd } | r| d t
v&| sc|j t j d | | t |d n7t | |_
| t |d | r6| d t
v r't
| \ }} | | | rO|j t j d
| t | d |S )Nz%Missing MIME version number (eg: 1.0)r z0Expected MIME version number but found only CFWSr- r r z1Expected MIME major version number but found {!r}r digitsz0Incomplete MIME version; found only major numberzversion-separatorz1Expected MIME minor version number but found {!r}z'Excess non-CFWS text after MIME version)rP r' r r HeaderMissingRequiredValuer r
isdigitrx r< r intrQ rR )r mime_versionrQ rl s r parse_mime_versionrq w s
==L ##F$E 3%5 %5 6 6 6 Qx; uE""" E ' '(IB)D )D
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