3v4l.org

run code in 300+ PHP versions simultaneously
<?php $plaintext = "\x01\x23\x45\x67\x89\xAB\xCD\xEF"; echo "128-bit: ", bin2hex(mcrypt_encrypt('cast-128', "\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x67\x89\x34\x56\x78\x9A", $plaintext, 'ecb')), "\n", "80-bit: ", bin2hex(mcrypt_encrypt('cast-128', "\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x00\x00\x00\x00\x00\x00", $plaintext, 'ecb')), "\n", "40-bit: ", bin2hex(mcrypt_encrypt('cast-128', str_pad("\x01\x23\x45\x67\x12", 16, "\0"), $plaintext, 'ecb')), "\n"; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/du6Bf
function name:  (null)
number of ops:  43
compiled vars:  !0 = $plaintext
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%01%23Eg%89%AB%CD%EF'
    7     1        ECHO                                                     '128-bit%3A+'
    8     2        INIT_FCALL                                               'bin2hex'
          3        INIT_FCALL_BY_NAME                                       'mcrypt_encrypt'
          4        SEND_VAL_EX                                              'cast-128'
          5        SEND_VAL_EX                                              '%01%23Eg%124Vx%23Eg%894Vx%9A'
          6        SEND_VAR_EX                                              !0
          7        SEND_VAL_EX                                              'ecb'
          8        DO_FCALL                                      0  $2      
          9        SEND_VAR                                                 $2
         10        DO_ICALL                                         $3      
         11        ECHO                                                     $3
    9    12        ECHO                                                     '%0A'
   10    13        ECHO                                                     '80-bit%3A+'
   11    14        INIT_FCALL                                               'bin2hex'
         15        INIT_FCALL_BY_NAME                                       'mcrypt_encrypt'
         16        SEND_VAL_EX                                              'cast-128'
         17        SEND_VAL_EX                                              '%01%23Eg%124Vx%23E%00%00%00%00%00%00'
         18        SEND_VAR_EX                                              !0
         19        SEND_VAL_EX                                              'ecb'
         20        DO_FCALL                                      0  $4      
         21        SEND_VAR                                                 $4
         22        DO_ICALL                                         $5      
         23        ECHO                                                     $5
   12    24        ECHO                                                     '%0A'
   13    25        ECHO                                                     '40-bit%3A+'
   14    26        INIT_FCALL                                               'bin2hex'
         27        INIT_FCALL_BY_NAME                                       'mcrypt_encrypt'
         28        SEND_VAL_EX                                              'cast-128'
         29        INIT_FCALL                                               'str_pad'
         30        SEND_VAL                                                 '%01%23Eg%12'
         31        SEND_VAL                                                 16
         32        SEND_VAL                                                 '%00'
         33        DO_ICALL                                         $6      
         34        SEND_VAR_NO_REF_EX                                       $6
         35        SEND_VAR_EX                                              !0
         36        SEND_VAL_EX                                              'ecb'
         37        DO_FCALL                                      0  $7      
         38        SEND_VAR                                                 $7
         39        DO_ICALL                                         $8      
         40        ECHO                                                     $8
   15    41        ECHO                                                     '%0A'
   17    42      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
190.25 ms | 1396 KiB | 17 Q