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<?php $block = mcrypt_get_block_size('des', 'ecb'); $pad = $block - (strlen($str) % $block); $str .= str_repeat(chr($pad), $pad); echo rawurlencode(mcrypt_encrypt(MCRYPT_DES, 'd9daa', 1, MCRYPT_MODE_ECB));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tPWu7
function name:  (null)
number of ops:  30
compiled vars:  !0 = $block, !1 = $pad, !2 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL_BY_NAME                                       'mcrypt_get_block_size'
          1        SEND_VAL_EX                                              'des'
          2        SEND_VAL_EX                                              'ecb'
          3        DO_FCALL                                      0  $3      
          4        ASSIGN                                                   !0, $3
    4     5        STRLEN                                           ~5      !2
          6        MOD                                              ~6      ~5, !0
          7        SUB                                              ~7      !0, ~6
          8        ASSIGN                                                   !1, ~7
    5     9        INIT_FCALL                                               'str_repeat'
         10        INIT_FCALL                                               'chr'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $9      
         13        SEND_VAR                                                 $9
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                         $10     
         16        ASSIGN_OP                                     8          !2, $10
    7    17        INIT_FCALL                                               'rawurlencode'
         18        INIT_FCALL_BY_NAME                                       'mcrypt_encrypt'
         19        FETCH_CONSTANT                                   ~12     'MCRYPT_DES'
         20        SEND_VAL_EX                                              ~12
         21        SEND_VAL_EX                                              'd9daa'
         22        SEND_VAL_EX                                              1
         23        FETCH_CONSTANT                                   ~13     'MCRYPT_MODE_ECB'
         24        SEND_VAL_EX                                              ~13
         25        DO_FCALL                                      0  $14     
         26        SEND_VAR                                                 $14
         27        DO_ICALL                                         $15     
         28        ECHO                                                     $15
         29      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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