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<?php $start = new DateTime('yesterday'); $restrict_array = array(); if (is_callable(array($start, '__sleep'))) { echo "Called: __sleep()".PHP_EOL; var_dump($restrict_array = $start->__sleep()); echo PHP_EOL.PHP_EOL.PHP_EOL; } $serialized = array( 'class' => get_class($start), 'state' => (array) $start ); if (!empty($restrict_array)) { $serialized['state'] = array_intersect_key($serialized['state'], $restrict_array); } echo "Serialized Data:".PHP_EOL; var_dump($serialized); echo PHP_EOL.PHP_EOL.PHP_EOL; unset($start); if (is_callable(array($serialized['class'], '__set_state'))) { echo "Called: __set_state()".PHP_EOL; var_dump($new_obj = $serialized['class']::__set_state($serialized['state'])); echo PHP_EOL.PHP_EOL.PHP_EOL; } if (is_callable(array($new_obj, '__wakeup'))) { echo "Called: __wakeup()".PHP_EOL; $new_obj->__wakeup(); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 19
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 34
Branch analysis from position: 27
2 jumps found. (Code = 43) Position 1 = 47, Position 2 = 60
Branch analysis from position: 47
2 jumps found. (Code = 43) Position 1 = 66, Position 2 = 69
Branch analysis from position: 66
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 69
Branch analysis from position: 60
Branch analysis from position: 34
Branch analysis from position: 19
filename:       /in/9R2Kc
function name:  (null)
number of ops:  70
compiled vars:  !0 = $start, !1 = $restrict_array, !2 = $serialized, !3 = $new_obj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $4      'DateTime'
          1        SEND_VAL_EX                                              'yesterday'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $4
    3     4        ASSIGN                                                   !1, <array>
    4     5        INIT_FCALL                                               'is_callable'
          6        INIT_ARRAY                                       ~8      !0
          7        ADD_ARRAY_ELEMENT                                ~8      '__sleep'
          8        SEND_VAL                                                 ~8
          9        DO_ICALL                                         $9      
         10      > JMPZ                                                     $9, ->19
    5    11    >   ECHO                                                     'Called%3A+__sleep%28%29%0A'
    6    12        INIT_FCALL                                               'var_dump'
         13        INIT_METHOD_CALL                                         !0, '__sleep'
         14        DO_FCALL                                      0  $10     
         15        ASSIGN                                           ~11     !1, $10
         16        SEND_VAL                                                 ~11
         17        DO_ICALL                                                 
    7    18        ECHO                                                     '%0A%0A%0A'
   10    19    >   GET_CLASS                                        ~13     !0
         20        INIT_ARRAY                                       ~14     ~13, 'class'
   11    21        CAST                                          7  ~15     !0
         22        ADD_ARRAY_ELEMENT                                ~14     ~15, 'state'
    9    23        ASSIGN                                                   !2, ~14
   13    24        ISSET_ISEMPTY_CV                                 ~17     !1
         25        BOOL_NOT                                         ~18     ~17
         26      > JMPZ                                                     ~18, ->34
   14    27    >   INIT_FCALL                                               'array_intersect_key'
         28        FETCH_DIM_R                                      ~20     !2, 'state'
         29        SEND_VAL                                                 ~20
         30        SEND_VAR                                                 !1
         31        DO_ICALL                                         $21     
         32        ASSIGN_DIM                                               !2, 'state'
         33        OP_DATA                                                  $21
   16    34    >   ECHO                                                     'Serialized+Data%3A%0A'
   17    35        INIT_FCALL                                               'var_dump'
         36        SEND_VAR                                                 !2
         37        DO_ICALL                                                 
   18    38        ECHO                                                     '%0A%0A%0A'
   19    39        UNSET_CV                                                 !0
   20    40        INIT_FCALL                                               'is_callable'
         41        FETCH_DIM_R                                      ~23     !2, 'class'
         42        INIT_ARRAY                                       ~24     ~23
         43        ADD_ARRAY_ELEMENT                                ~24     '__set_state'
         44        SEND_VAL                                                 ~24
         45        DO_ICALL                                         $25     
         46      > JMPZ                                                     $25, ->60
   21    47    >   ECHO                                                     'Called%3A+__set_state%28%29%0A'
   22    48        INIT_FCALL                                               'var_dump'
         49        FETCH_DIM_R                                      ~26     !2, 'class'
         50        FETCH_CLASS                                   0  $27     ~26
         51        INIT_STATIC_METHOD_CALL                                  $27, '__set_state'
         52        CHECK_FUNC_ARG                                           
         53        FETCH_DIM_FUNC_ARG                               $28     !2, 'state'
         54        SEND_FUNC_ARG                                            $28
         55        DO_FCALL                                      0  $29     
         56        ASSIGN                                           ~30     !3, $29
         57        SEND_VAL                                                 ~30
         58        DO_ICALL                                                 
   23    59        ECHO                                                     '%0A%0A%0A'
   25    60    >   INIT_FCALL                                               'is_callable'
         61        INIT_ARRAY                                       ~32     !3
         62        ADD_ARRAY_ELEMENT                                ~32     '__wakeup'
         63        SEND_VAL                                                 ~32
         64        DO_ICALL                                         $33     
         65      > JMPZ                                                     $33, ->69
   26    66    >   ECHO                                                     'Called%3A+__wakeup%28%29%0A'
   27    67        INIT_METHOD_CALL                                         !3, '__wakeup'
         68        DO_FCALL                                      0          
   28    69    > > RETURN                                                   1

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