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<?php $str = ''; $hashes = array(); do { $str .= '0'; $hashes[] = crypt($str, '$2a$04$1234567890123456789012'); if (count(array_unique($hashes)) === count($hashes)) $allUnique = true; else $allUnique = false; } while($allUnique); echo "Stopped at " . strlen($str) . " characters before truncation was detected...\n\n"; $lst = array_pop($hashes); $stl = array_pop($hashes); echo "$stl\n$lst";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
2 jumps found. (Code = 44) Position 1 = 20, Position 2 = 2
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
Branch analysis from position: 18
2 jumps found. (Code = 44) Position 1 = 20, Position 2 = 2
Branch analysis from position: 20
Branch analysis from position: 2
filename:       /in/3icqi
function name:  (null)
number of ops:  37
compiled vars:  !0 = $str, !1 = $hashes, !2 = $allUnique, !3 = $lst, !4 = $stl
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, ''
    3     1        ASSIGN                                                   !1, <array>
    6     2    >   ASSIGN_OP                                     8          !0, '0'
    7     3        INIT_FCALL                                               'crypt'
          4        SEND_VAR                                                 !0
          5        SEND_VAL                                                 '%242a%2404%241234567890123456789012'
          6        DO_ICALL                                         $9      
          7        ASSIGN_DIM                                               !1
          8        OP_DATA                                                  $9
    8     9        INIT_FCALL                                               'array_unique'
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                         $10     
         12        COUNT                                            ~11     $10
         13        COUNT                                            ~12     !1
         14        IS_IDENTICAL                                             ~11, ~12
         15      > JMPZ                                                     ~13, ->18
    9    16    >   ASSIGN                                                   !2, <true>
         17      > JMP                                                      ->19
   11    18    >   ASSIGN                                                   !2, <false>
   12    19    > > JMPNZ                                                    !2, ->2
   14    20    >   STRLEN                                           ~16     !0
         21        CONCAT                                           ~17     'Stopped+at+', ~16
         22        CONCAT                                           ~18     ~17, '+characters+before+truncation+was+detected...%0A%0A'
         23        ECHO                                                     ~18
   15    24        INIT_FCALL                                               'array_pop'
         25        SEND_REF                                                 !1
         26        DO_ICALL                                         $19     
         27        ASSIGN                                                   !3, $19
   16    28        INIT_FCALL                                               'array_pop'
         29        SEND_REF                                                 !1
         30        DO_ICALL                                         $21     
         31        ASSIGN                                                   !4, $21
   17    32        ROPE_INIT                                     3  ~24     !4
         33        ROPE_ADD                                      1  ~24     ~24, '%0A'
         34        ROPE_END                                      2  ~23     ~24, !3
         35        ECHO                                                     ~23
         36      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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