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<?php $key = "1234567890123456"; $iv = "abcdefghijkl"; $token = implode(";", array("foo", "bar", "baz")); print "Token: " . base64_encode($token) . "\n"; print "\n"; $cipher = openssl_encrypt($token, 'aes-128-gcm', $key, OPENSSL_RAW_DATA, $iv); print "Cipher: " . base64_encode($cipher) . "\n"; print "Error: " . openssl_error_string() . "\n"; print "\n"; $plain = openssl_decrypt(substr($cipher, 12), 'aes-128-gcm', $key, OPENSSL_RAW_DATA, $iv); print "Token: " . base64_encode($token) . "\n"; print "Cipher: " . base64_encode($cipher) . "\n"; print "Plain: " . base64_encode($plain) . "\n"; var_dump(openssl_error_string());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dT96O
function name:  (null)
number of ops:  72
compiled vars:  !0 = $key, !1 = $iv, !2 = $token, !3 = $cipher, !4 = $plain
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '1234567890123456'
    4     1        ASSIGN                                                   !1, 'abcdefghijkl'
    5     2        INIT_FCALL                                               'implode'
          3        SEND_VAL                                                 '%3B'
          4        SEND_VAL                                                 <array>
          5        DO_ICALL                                         $7      
          6        ASSIGN                                                   !2, $7
    6     7        INIT_FCALL                                               'base64_encode'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                         $9      
         10        CONCAT                                           ~10     'Token%3A+', $9
         11        CONCAT                                           ~11     ~10, '%0A'
         12        ECHO                                                     ~11
    7    13        ECHO                                                     '%0A'
    9    14        INIT_FCALL_BY_NAME                                       'openssl_encrypt'
         15        SEND_VAR_EX                                              !2
         16        SEND_VAL_EX                                              'aes-128-gcm'
         17        SEND_VAR_EX                                              !0
         18        FETCH_CONSTANT                                   ~12     'OPENSSL_RAW_DATA'
         19        SEND_VAL_EX                                              ~12
         20        SEND_VAR_EX                                              !1
         21        DO_FCALL                                      0  $13     
         22        ASSIGN                                                   !3, $13
   11    23        INIT_FCALL                                               'base64_encode'
         24        SEND_VAR                                                 !3
         25        DO_ICALL                                         $15     
         26        CONCAT                                           ~16     'Cipher%3A+', $15
         27        CONCAT                                           ~17     ~16, '%0A'
         28        ECHO                                                     ~17
   12    29        INIT_FCALL_BY_NAME                                       'openssl_error_string'
         30        DO_FCALL                                      0  $18     
         31        CONCAT                                           ~19     'Error%3A+', $18
         32        CONCAT                                           ~20     ~19, '%0A'
         33        ECHO                                                     ~20
   13    34        ECHO                                                     '%0A'
   15    35        INIT_FCALL_BY_NAME                                       'openssl_decrypt'
         36        INIT_FCALL                                               'substr'
         37        SEND_VAR                                                 !3
         38        SEND_VAL                                                 12
         39        DO_ICALL                                         $21     
         40        SEND_VAR_NO_REF_EX                                       $21
         41        SEND_VAL_EX                                              'aes-128-gcm'
         42        SEND_VAR_EX                                              !0
         43        FETCH_CONSTANT                                   ~22     'OPENSSL_RAW_DATA'
         44        SEND_VAL_EX                                              ~22
         45        SEND_VAR_EX                                              !1
         46        DO_FCALL                                      0  $23     
         47        ASSIGN                                                   !4, $23
   17    48        INIT_FCALL                                               'base64_encode'
         49        SEND_VAR                                                 !2
         50        DO_ICALL                                         $25     
         51        CONCAT                                           ~26     'Token%3A+', $25
         52        CONCAT                                           ~27     ~26, '%0A'
         53        ECHO                                                     ~27
   18    54        INIT_FCALL                                               'base64_encode'
         55        SEND_VAR                                                 !3
         56        DO_ICALL                                         $28     
         57        CONCAT                                           ~29     'Cipher%3A+', $28
         58        CONCAT                                           ~30     ~29, '%0A'
         59        ECHO                                                     ~30
   19    60        INIT_FCALL                                               'base64_encode'
         61        SEND_VAR                                                 !4
         62        DO_ICALL                                         $31     
         63        CONCAT                                           ~32     'Plain%3A+', $31
         64        CONCAT                                           ~33     ~32, '%0A'
         65        ECHO                                                     ~33
   20    66        INIT_FCALL                                               'var_dump'
         67        INIT_FCALL_BY_NAME                                       'openssl_error_string'
         68        DO_FCALL                                      0  $34     
         69        SEND_VAR                                                 $34
         70        DO_ICALL                                                 
         71      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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