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<?php $textToEncrypt = "hello"; $encryptionMethod = "aex-256-cbc"; $secretHash = "123455"; $iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_CBC); $iv = mcrypt_create_iv($iv_size, MCRYPT_RAND); $encryptedMessage = openssl_encrypt($textToEncrypt, $encryptionMethod, $secretHash, 0, $iv); $decryptedMessage = openssl_decrypt($encryptedMessage, $encryptionMethod, $secretHash, 0, $iv);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/F2VFv
function name:  (null)
number of ops:  33
compiled vars:  !0 = $textToEncrypt, !1 = $encryptionMethod, !2 = $secretHash, !3 = $iv_size, !4 = $iv, !5 = $encryptedMessage, !6 = $decryptedMessage
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'hello'
    3     1        ASSIGN                                                   !1, 'aex-256-cbc'
    4     2        ASSIGN                                                   !2, '123455'
    5     3        INIT_FCALL_BY_NAME                                       'mcrypt_get_iv_size'
          4        FETCH_CONSTANT                                   ~10     'MCRYPT_RIJNDAEL_256'
          5        SEND_VAL_EX                                              ~10
          6        FETCH_CONSTANT                                   ~11     'MCRYPT_MODE_CBC'
          7        SEND_VAL_EX                                              ~11
          8        DO_FCALL                                      0  $12     
          9        ASSIGN                                                   !3, $12
    6    10        INIT_FCALL_BY_NAME                                       'mcrypt_create_iv'
         11        SEND_VAR_EX                                              !3
         12        FETCH_CONSTANT                                   ~14     'MCRYPT_RAND'
         13        SEND_VAL_EX                                              ~14
         14        DO_FCALL                                      0  $15     
         15        ASSIGN                                                   !4, $15
    7    16        INIT_FCALL_BY_NAME                                       'openssl_encrypt'
         17        SEND_VAR_EX                                              !0
         18        SEND_VAR_EX                                              !1
         19        SEND_VAR_EX                                              !2
         20        SEND_VAL_EX                                              0
         21        SEND_VAR_EX                                              !4
         22        DO_FCALL                                      0  $17     
         23        ASSIGN                                                   !5, $17
    8    24        INIT_FCALL_BY_NAME                                       'openssl_decrypt'
         25        SEND_VAR_EX                                              !5
         26        SEND_VAR_EX                                              !1
         27        SEND_VAR_EX                                              !2
         28        SEND_VAL_EX                                              0
         29        SEND_VAR_EX                                              !4
         30        DO_FCALL                                      0  $19     
         31        ASSIGN                                                   !6, $19
         32      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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