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d/ Z d
f d „ ƒ YZ d e f d
„ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ d e f d „ ƒ YZ h d e <d! e <d" e <d# e <d$ e <d% e <d& e <d' e <d( e <e d <e d! <e d" <e d# <e d$ <e d% <e d& <e d' <e d( <Z d) f d* „ ƒ YZ d+ „ Z d, „ Z d S(0 se M2Crypto PGP2.
This module implements PGP packets per RFC1991 and various source distributions.
Each packet type is represented by a class; packet classes derive from
the abstract 'packet' class.
The 'message digest' packet type, mentioned but not documented in RFC1991,
is not implemented.
Copyright (c) 1999-2003 Ng Pheng Siong. All rights reserved.N( s StringIO( s EVPs RSA( s octx_to_num( t *s s t s t packetc B s\ t Z d d „ Z d „ Z d „ Z d „ Z d „ Z d „ Z d „ Z d „ Z
d „ Z RS(
Nc C s6 | | _ | d j o t | ƒ | _ n
d | _ d S( N( t ctbt selft bodyt Nonet StringIO( R R R ( ( t9 /usr/lib64/python2.4/site-packages/M2Crypto/PGP/packet.pyt __init__% s
c C s d S( Ni ( ( R ( ( R t validate, s c C s t d | i f ‚ d S( Ns %s.pack(): abstract method( t NotImplementedErrorR t __class__( R ( ( R t pack/ s c C s) t | d ƒ o t | i ƒ Sn d Sd S( Nt _version( t hasattrR t ordR R ( R ( ( R t version2 s c C s3 t | d ƒ o t i d | i ƒ d Sn d Sd S( Nt
_timestamps >Li ( R R t structt unpackR R ( R ( ( R t timestamp8 s c C s3 t | d ƒ o t i d | i ƒ d Sn d Sd S( Nt _validitys >Hi ( R R R R R R ( R ( ( R t validity> s c C s# t | d ƒ o | i Sn d Sd S( Nt _pkc( R R R R ( R ( ( R t pkcD s c C sb | d j o d t | ƒ f Sn> | d j o d t i d | ƒ f Sn d t i d | ƒ f Sd S( Ni i i i s >Hi s >L( t lenft chrR R
( R R ( ( R t _llfJ s
c C s' t | i } t d d >| d >B| Bƒ S( Ni i i ( t _FACTORYR R t ctbvR t llf( R R R ( ( R t _ctbS s
( t __name__t
__module__R R R
R
R R R R R R ( ( ( R R $ s t public_key_packetc B s& t Z d d „ Z d „ Z d „ Z RS( Nc C s t i | | | ƒ | i d j oî | i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _
| i i d ƒ | _ t i
d | i ƒ d d d } | i i | ƒ | _ | i i d ƒ | _ t i
d | i ƒ d d d } | i i | ƒ | _ n d S( Ni i i s >Hi i i ( R R R R R R t readR R R R t _nlenR R t nlent _nt _elent elent _e( R R R R& R) ( ( R R Y s !!c C s | i d j o¨ t ƒ | _ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i
ƒ | i i | i ƒ | i i | i ƒ n | i i
ƒ | _ | i t | i ƒ ƒ \ } } | i | ƒ } d | | | i f S( Ns %s%s%s( R R R R t writeR R R R R% R' R( R* t getvalueR t lenR R R R ( R R R R ( ( R R
i s c C s
| i i ƒ S( N( R t _pubkeyt pub( R ( ( R t pubkeyy s ( R! R" R R R
R0 ( ( ( R R# X s t trust_packetc B s t Z d d „ Z RS( Nc C s= t i | | | ƒ | d j o | i i d ƒ | _ n d S( Ni ( R R R R R R R$ t trust( R R R ( ( R R s
( R! R" R R ( ( ( R R1 } s t
userid_packetc B s& t Z d d „ Z d „ Z d „ Z RS( Nc C s1 t i | | | ƒ | d j o
| | _ n d S( N( R R R R R R t _userid( R R R ( ( R R † s
c C sr | i d j oT t ƒ | _ | i i t t | i ƒ ƒ ƒ | i i | i ƒ | i i ƒ | _ n | i | i S( N(
R R R R R+ R R- R4 R, R ( R ( ( R R
‹ s c C s | i S( N( R R4 ( R ( ( R t userid“ s ( R! R" R R R
R5 ( ( ( R R3 … s t comment_packetc B s t Z d d „ Z d „ Z RS( Nc C s: t i | | | ƒ | d j o | i i ƒ | _ n d S( N( R R R R R R R, t comment( R R R ( ( R R ˜ s
c C sr | i d j oT t ƒ | _ | i i t t | i ƒ ƒ ƒ | i i | i ƒ | i i ƒ | _ n | i | i S( N(
R R R R R+ R R- R7 R, R ( R ( ( R R
s ( R! R" R R R
( ( ( R R6 — s t signature_packetc B s& t Z d d „ Z d „ Z d „ Z RS( Nc C sâ t i | | | ƒ | d j o¾ | i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _
| i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _
| i i d ƒ | _ | i i ƒ | _ n d S( Ni i i i ( R R R R R R R$ R t
_len_md_stufft _classificationR t _keyidR t _md_algot
_md_chksumt _sig( R R R ( ( R R § s
c C s | i d j oÍ t ƒ | _ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i ƒ | i i | i
ƒ | i i | i ƒ | i i | i ƒ | i i | i
ƒ | i i ƒ | _ n | i t t ƒ ƒ \ } } | i | B| _ d | i | | i f S( Ns %s%s%s( R R R R R+ R R9 R: R R; R R< R= R> R, R R- R R R ( R R R ( ( R R
´ s c C s4 | i t j o d Sn | i d j o d Sn d S( Ns ( R R t _OK_VERSIONR R9 ( R ( ( R R
Æ s ( R! R" R R R
R
( ( ( R R8 ¦ s
t private_key_packetc B s t Z d d „ Z d „ Z RS( Nc C só t i | | | ƒ | d j oÏ| i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _ | i i d ƒ | _
| i i d ƒ | _ t i
d | i ƒ d d d } | i i | ƒ | _ | i i d ƒ | _ t i
d | i ƒ d d d } | i i | ƒ | _ | i i d ƒ | _ | i d j o | i i d ƒ | _ n
d | _ x‚ d d
d d g D]n } | i i d ƒ } t | d
| d | ƒ t i
d | ƒ d d d } t | d
| | i i | ƒ ƒ qdW| i i d ƒ | _ n d S( Ni i i s >Hi i i s t dt pt qt ut _R- ( R R R R R R R$ R R R R R% R R R& R' R( R) R* t _ciphert _ivt paramt _plent setattrt plent _cksum( R R R RI R& R) RK RH ( ( R R Î s.
!! $c C s
t | i ƒ S( N( R R RF ( R ( ( R t is_encryptedì s ( R! R" R R RM ( ( ( R R@ Í s t
cke_packetc B s t Z d d „ Z RS( Nc C sd t i | | | ƒ | d j o@ | i i d ƒ | _ | i i d ƒ | _ | i i ƒ | _ n d S( Ni i (
R R R R R R R$ RG RL t _ctxt( R R R ( ( R R ñ s
( R! R" R R ( ( ( R RN ð s t
pke_packetc B s t Z d d „ Z RS( Nc C s² t i | | | ƒ | d j oŽ | i i d ƒ | _ | i i d ƒ | _ t | i i d ƒ ƒ | _
t i d | i i d ƒ ƒ d d d } t | i i | ƒ ƒ | _ n d S( Ni i s >Hi i i ( R R R R R R R$ R R; R R R R t deklent octx_to_numt _dek( R R R RQ ( ( R R ú s
*( R! R" R R ( ( ( R RP ù s t literal_packetc B s t Z d d „ Z RS( Nc C sy t i | | | ƒ | d j oU | i i d ƒ | _ | i i d ƒ } | i i | ƒ | _ | i i d ƒ | _
n d S( Ni i ( R R R R R R R$ t fmodet fnlent fnamet ftime( R R R RV ( ( R R s
( R! R" R R ( ( ( R RT s t compressed_packetc B s# t Z d „ Z d „ Z d „ Z RS( Nc C sI t i | | d ƒ t d j o% | i d ƒ | _ | i ƒ | _ n d S( Nt i (
R R R R R R t streamR$ t algot data( R R R[ ( ( R R s
c C s
| i d j S( Ns ( R R\ ( R ( ( R R
s c C s4 d k } | i d ƒ } t | i | i ƒ ƒ } | S( Nióÿÿÿ( t zlibt
decompressobjt decompR t
decompressR R] R[ ( R R^ R[ R` ( ( R t
uncompress s ( R! R" R R
Rb ( ( ( R RY s i i i i i i i i
i t
packet_streamc B s/ t Z d „ Z d „ Z d d „ Z d „ Z RS( Nc C s | | _ d | _ d | _ d S( Ni ( t inputR R[ R t
under_currentt _count( R Rd ( ( R R > s c C s2 | i i ƒ | i d j o | i i ƒ n d S( N( R R[ t closeRe R ( R ( ( R Rg C s
i c C sÛ xX | i i d ƒ } | p d Sn t | ƒ } t | ƒ o Pq | o q q t ‚ q W| d @d ?} | t j o; | i | _ t
| | i ƒ } | i ƒ | _ | i ƒ Sn | d @} | d j o t | i i d ƒ ƒ } np | d j o& t i d | i i d ƒ ƒ d } n= | d j o& t i d | i i d ƒ ƒ d } n
t d ‚ | i i | ƒ } | p t | ƒ | j o
t d
‚ n | i i ƒ | _ y t | | | ƒ SWn t j
o t | | ƒ Sn Xd S( Ni i< i i i s >Hs >Li s impossible cases corrupted packet( R R[ R$ t ctb0R R R t is_ctbt keep_tryingt XXXErrort ctbtt CTB_COMPRESSED_DATARe RY t cpRb R R R R R R- t tellRf R t KeyErrorR ( R Rj R R Rh Rl R Rn R ( ( R R$ H sB
&
&
c C s | i S( N( R Rf ( R ( ( R t countq s ( R! R" R Rg R$ Rq ( ( ( R Rc = s )c C s | d @S( NiÀ ( R ( R ( ( R Ri t s c C s t d d >| d >B| Bƒ S( Ni i i ( R t valueR ( Rr R ( ( R t make_ctbw s ( s s ( R ( s ( t __doc__R t timet cStringIOR t ImportErrort M2Cryptot EVPt RSAt
M2Crypto.utilRR t constantsR? t _OK_VALIDITYt _OK_PKCR R# R1 R3 R6 R8 R@ RN RP RT RY R Rc Ri Rs ( RT R R? Ry R Ri RY R RR R} Rs RP R1 R~ R R3 R8 Rc R# Rz R@ RN Ru R6 ( ( R t ? s4
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