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<?php echo 'METHODS CONTAINING SIV:', PHP_EOL; foreach (openssl_get_cipher_methods() as $method) { if (preg_match('/siv/', strtolower($method))) { var_dump($method); } } echo PHP_EOL, str_repeat('-', 80), PHP_EOL, PHP_EOL; echo 'ALL METHODS:', PHP_EOL; var_dump(openssl_get_cipher_methods());
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 15
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 15
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 14
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 14
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/LEar1
function name:  (null)
number of ops:  32
compiled vars:  !0 = $method
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ECHO                                                         'METHODS+CONTAINING+SIV%3A'
          1        ECHO                                                         '%0A'
    5     2        INIT_FCALL_BY_NAME                                           'openssl_get_cipher_methods'
          3        DO_FCALL                                          0  $1      
          4      > FE_RESET_R                                           $2      $1, ->15
          5    > > FE_FETCH_R                                                   $2, !0, ->15
    6     6    >   INIT_FCALL                                                   'strtolower'
          7        SEND_VAR                                                     !0
          8        DO_ICALL                                             $3      
          9        FRAMELESS_ICALL_2                preg_match          ~4      '%2Fsiv%2F', $3
         10      > JMPZ                                                         ~4, ->14
    7    11    >   INIT_FCALL                                                   'var_dump'
         12        SEND_VAR                                                     !0
         13        DO_ICALL                                                     
    5    14    > > JMP                                                          ->5
         15    >   FE_FREE                                                      $2
   10    16        ECHO                                                         '%0A'
         17        INIT_FCALL                                                   'str_repeat'
         18        SEND_VAL                                                     '-'
         19        SEND_VAL                                                     80
         20        DO_ICALL                                             $6      
         21        ECHO                                                         $6
         22        ECHO                                                         '%0A'
         23        ECHO                                                         '%0A'
   12    24        ECHO                                                         'ALL+METHODS%3A'
         25        ECHO                                                         '%0A'
   14    26        INIT_FCALL                                                   'var_dump'
         27        INIT_FCALL_BY_NAME                                           'openssl_get_cipher_methods'
         28        DO_FCALL                                          0  $7      
         29        SEND_VAR                                                     $7
         30        DO_ICALL                                                     
         31      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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