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<?php ob_start(); ini_set('session.use_strict_mode', 1); session_start(); $orig = session_id(); session_regenerate_id(); $new = session_id(); var_dump(strlen($orig),strlen($new)); session_commit(); ini_set('session.hash_function','sha1'); session_id('invalid'); session_start(); $orig = session_id(); session_regenerate_id(); $new = session_id(); var_dump(strlen($orig),strlen($new));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KD6I3
function name:  (null)
number of ops:  48
compiled vars:  !0 = $orig, !1 = $new
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'ob_start'
          1        DO_ICALL                                                 
    3     2        INIT_FCALL                                               'ini_set'
          3        SEND_VAL                                                 'session.use_strict_mode'
          4        SEND_VAL                                                 1
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'session_start'
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'session_id'
          9        DO_ICALL                                         $5      
         10        ASSIGN                                                   !0, $5
    7    11        INIT_FCALL                                               'session_regenerate_id'
         12        DO_ICALL                                                 
    8    13        INIT_FCALL                                               'session_id'
         14        DO_ICALL                                         $8      
         15        ASSIGN                                                   !1, $8
    9    16        INIT_FCALL                                               'var_dump'
         17        STRLEN                                           ~10     !0
         18        SEND_VAL                                                 ~10
         19        STRLEN                                           ~11     !1
         20        SEND_VAL                                                 ~11
         21        DO_ICALL                                                 
   10    22        INIT_FCALL                                               'session_commit'
         23        DO_ICALL                                                 
   12    24        INIT_FCALL                                               'ini_set'
         25        SEND_VAL                                                 'session.hash_function'
         26        SEND_VAL                                                 'sha1'
         27        DO_ICALL                                                 
   13    28        INIT_FCALL                                               'session_id'
         29        SEND_VAL                                                 'invalid'
         30        DO_ICALL                                                 
   14    31        INIT_FCALL                                               'session_start'
         32        DO_ICALL                                                 
   15    33        INIT_FCALL                                               'session_id'
         34        DO_ICALL                                         $17     
         35        ASSIGN                                                   !0, $17
   16    36        INIT_FCALL                                               'session_regenerate_id'
         37        DO_ICALL                                                 
   17    38        INIT_FCALL                                               'session_id'
         39        DO_ICALL                                         $20     
         40        ASSIGN                                                   !1, $20
   18    41        INIT_FCALL                                               'var_dump'
         42        STRLEN                                           ~22     !0
         43        SEND_VAL                                                 ~22
         44        STRLEN                                           ~23     !1
         45        SEND_VAL                                                 ~23
         46        DO_ICALL                                                 
         47      > RETURN                                                   1

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