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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 = 18
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 18
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 17
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 17
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
filename:       /in/LEar1
function name:  (null)
number of ops:  35
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, ->18
          5    > > FE_FETCH_R                                               $2, !0, ->18
    6     6    >   INIT_FCALL                                               'preg_match'
          7        SEND_VAL                                                 '%2Fsiv%2F'
          8        INIT_FCALL                                               'strtolower'
          9        SEND_VAR                                                 !0
         10        DO_ICALL                                         $3      
         11        SEND_VAR                                                 $3
         12        DO_ICALL                                         $4      
         13      > JMPZ                                                     $4, ->17
    7    14    >   INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !0
         16        DO_ICALL                                                 
    5    17    > > JMP                                                      ->5
         18    >   FE_FREE                                                  $2
   10    19        ECHO                                                     '%0A'
         20        INIT_FCALL                                               'str_repeat'
         21        SEND_VAL                                                 '-'
         22        SEND_VAL                                                 80
         23        DO_ICALL                                         $6      
         24        ECHO                                                     $6
         25        ECHO                                                     '%0A'
         26        ECHO                                                     '%0A'
   12    27        ECHO                                                     'ALL+METHODS%3A'
         28        ECHO                                                     '%0A'
   14    29        INIT_FCALL                                               'var_dump'
         30        INIT_FCALL_BY_NAME                                       'openssl_get_cipher_methods'
         31        DO_FCALL                                      0  $7      
         32        SEND_VAR                                                 $7
         33        DO_ICALL                                                 
         34      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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