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<?php $corrupted_byte_counts = <<<STRING a:10:{s:16:"submit_editorial";b:0;s:15:"submit_orig_url";s:13:"www.bbc.co.uk";s:12:"submit_title";s:14:"No title found";s:14:"submit_content";s:12:"dnfsdkfjdfdf";s:15:"submit_category";i:2;s:11:"submit_tags";s:3:"bbc";s:9:"submit_id";b:0;s:16:"submit_subscribe";i:0;s:15:"submit_comments";s:4:"open";s:5:"image";s:19:"C:fakepath100.jpg";} STRING; $repaired = preg_replace_callback( '/s:\d+:"(.*?)";/s', function ($m) { return 's:' . strlen($m[1]) . ":\"{$m[1]}\";"; }, $corrupted_byte_counts ); echo "corrupted serialized array:\n$corrupted_byte_counts"; echo "\n---\n"; echo "repaired serialized array:\n$repaired"; echo "\n---\n"; print_r(unserialize($repaired)); // unserialize repaired string
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DA7IY
function name:  (null)
number of ops:  23
compiled vars:  !0 = $corrupted_byte_counts, !1 = $repaired
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'a%3A10%3A%7Bs%3A16%3A%22submit_editorial%22%3Bb%3A0%3Bs%3A15%3A%22submit_orig_url%22%3Bs%3A13%3A%22www.bbc.co.uk%22%3Bs%3A12%3A%22submit_title%22%3Bs%3A14%3A%22No+title+found%22%3Bs%3A14%3A%22submit_content%22%3Bs%3A12%3A%22dnfsdkfjdfdf%22%3Bs%3A15%3A%22submit_category%22%3Bi%3A2%3Bs%3A11%3A%22submit_tags%22%3Bs%3A3%3A%22bbc%22%3Bs%3A9%3A%22submit_id%22%3Bb%3A0%3Bs%3A16%3A%22submit_subscribe%22%3Bi%3A0%3Bs%3A15%3A%22submit_comments%22%3Bs%3A4%3A%22open%22%3Bs%3A5%3A%22image%22%3Bs%3A19%3A%22C%3Afakepath100.jpg%22%3B%7D'
    6     1        INIT_FCALL                                               'preg_replace_callback'
    7     2        SEND_VAL                                                 '%2Fs%3A%5Cd%2B%3A%22%28.%2A%3F%29%22%3B%2Fs'
    8     3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FDA7IY%3A8%240'
   10     4        SEND_VAL                                                 ~3
   11     5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $4      
    6     7        ASSIGN                                                   !1, $4
   14     8        NOP                                                      
          9        FAST_CONCAT                                      ~6      'corrupted+serialized+array%3A%0A', !0
         10        ECHO                                                     ~6
   15    11        ECHO                                                     '%0A---%0A'
   16    12        NOP                                                      
         13        FAST_CONCAT                                      ~7      'repaired+serialized+array%3A%0A', !1
         14        ECHO                                                     ~7
   17    15        ECHO                                                     '%0A---%0A'
   18    16        INIT_FCALL                                               'print_r'
         17        INIT_FCALL                                               'unserialize'
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                         $8      
         20        SEND_VAR                                                 $8
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FDA7IY%3A8%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DA7IY
function name:  {closure}
number of ops:  11
compiled vars:  !0 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   RECV                                             !0      
    9     1        FETCH_DIM_R                                      ~1      !0, 1
          2        STRLEN                                           ~2      ~1
          3        CONCAT                                           ~3      's%3A', ~2
          4        ROPE_INIT                                     3  ~6      '%3A%22'
          5        FETCH_DIM_R                                      ~4      !0, 1
          6        ROPE_ADD                                      1  ~6      ~6, ~4
          7        ROPE_END                                      2  ~5      ~6, '%22%3B'
          8        CONCAT                                           ~8      ~3, ~5
          9      > RETURN                                                   ~8
   10    10*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FDA7IY%3A8%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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