???????????????????????
??????????????????????????
??????????????????
ÿØÿà


 JFIF      ÿÛ C  


    



!"$"$ÿÛ C    

ÿÂ p 

" ÿÄ     
         ÿÄ             ÿÚ 
   ÕÔË®

(%	aA*‚XYD¡(J„¡E¢RE,P€XYae )(E¤²€B¤R¥	BQ¤¢ X«)X…€¤   @  

adadasdasdasasdasdas


.....................................................................................................................................???????????????????????
??????????????????????????
??????????????????
ÿØÿà


 JFIF      ÿÛ C  

$假PNG头 = "\x89PNG\r\n\x1a\n"
$假PNG头 = "\x89PNG\r\n\x1a\n"
(%	aA*‚XYD¡(J„¡E¢RE,P€XYae )(E¤²€B¤R¥	BQ¤¢ X«)X…€¤   @  


.....................................................................................................................................( gi           gi                x   @      $         maildir     $             gigi$%gi:3|        giL    @   @              cache     gi      x            @     gi                   T $ ^i                                 X   @          $              $ gigi~3gigi$%gi:3|      @      h   @          $              $ gigi?
gigi?
gi:3|      0        @  8    8   @      gi                   L   @              modseq                         X   @          $              $ higi?
higi?
gi:3|      @  $    8   @      gi               
    8   @      gi                               X   @          $              $ higi?
hihix
'gi:3|      @      X   @          $              $ higi?
^hihix
'^hihu      @  x    H            @     gi              ,    X   @          $              $ mhi^hihumhihix
'^hihu      @  (    h   @          $              $ mhimhiA!mhimhiA!^hihu      0        @                  X   @          $              $ nhimhiA!ohiohiM^hihu      @      X   @          $              $ {himhiA!{hiohiM^hihu      @      X   @          $              $ {himhiA!TliohiMTli#     @      H            @     gi              l    X   @          $              $ {himhiA!iliohiMili0V     @      H            @     gi                  X   @          $              $ nliili,S0nliohiMili0V     @  L    h   @          $              $ nlinlif'nlinlif'ili0V     0        @      X   @          $              $ wlinlif'wlinlif'ili0V     @  ,	    X   @          $              $ wlinlif'linlif'liD     @  	    H            @     gi                  X   @          $              $ lilielinlif'liD     @  D
    h   @          $              $ lili.)lili.)liD     0        @  
    X   @          $              $ lili.)lili.)liD     @  $                X   @          $              $ lili.)nini
liD     @                  X   @          $              $ lili.)niniG]liD     @                  X   @          $              $ lili.)nini1liD     @      X   @          $              $ lili.)sini1siv'     @       H            @     gi                   X   @          $              $ CsisirLg'Csini1siv'     @      h   @          $              $ CsiCsi8.(CsiCsi8.(siv'     0        @  (    X   @          $              $ siCsi8.(siCsi8.(siv'     @                  X   @          $              $ siCsi8.(sisi~siv'     @      X   @          $              $ siCsi8.(F/isi~F/il.     @  t    x            @     gi              L#     T $ Gi                         