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<?php if (strnatcmp(phpversion(),'5.4.7') >= 0) { $address="127.0.0.1"; $port=9883; echo "I am here"; set_time_limit (10); echo "1"; if(false==($socket= socket_create(AF_INET,SOCK_STREAM, SOL_TCP))) { echo "2"; echo "could not create socket"; } echo "3"; socket_bind($socket, $address, $port) or die ("could not bind socket"); echo "4"; socket_listen($socket); echo "5"; if(($client=socket_accept($socket))) { echo "6"; echo "client is here"; } echo "7"; sleep(60); echo "8"; socket_close($socket); echo "9"; } ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 58
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 26, Position 2 = 28
Branch analysis from position: 26
2 jumps found. (Code = 47) Position 1 = 35, Position 2 = 37
Branch analysis from position: 35
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 37
2 jumps found. (Code = 43) Position 1 = 47, Position 2 = 49
Branch analysis from position: 47
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 49
Branch analysis from position: 28
Branch analysis from position: 58
filename:       /in/joTXt
function name:  (null)
number of ops:  59
compiled vars:  !0 = $address, !1 = $port, !2 = $socket, !3 = $client
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'strnatcmp'
          1        INIT_FCALL                                               'phpversion'
          2        DO_ICALL                                         $4      
          3        SEND_VAR                                                 $4
          4        SEND_VAL                                                 '5.4.7'
          5        DO_ICALL                                         $5      
          6        IS_SMALLER_OR_EQUAL                                      0, $5
          7      > JMPZ                                                     ~6, ->58
    4     8    >   ASSIGN                                                   !0, '127.0.0.1'
    5     9        ASSIGN                                                   !1, 9883
    6    10        ECHO                                                     'I+am+here'
    7    11        INIT_FCALL                                               'set_time_limit'
         12        SEND_VAL                                                 10
         13        DO_ICALL                                                 
    8    14        ECHO                                                     '1'
    9    15        INIT_FCALL_BY_NAME                                       'socket_create'
         16        FETCH_CONSTANT                                   ~10     'AF_INET'
         17        SEND_VAL_EX                                              ~10
         18        FETCH_CONSTANT                                   ~11     'SOCK_STREAM'
         19        SEND_VAL_EX                                              ~11
         20        FETCH_CONSTANT                                   ~12     'SOL_TCP'
         21        SEND_VAL_EX                                              ~12
         22        DO_FCALL                                      0  $13     
         23        ASSIGN                                           ~14     !2, $13
         24        BOOL_NOT                                         ~15     ~14
         25      > JMPZ                                                     ~15, ->28
   11    26    >   ECHO                                                     '2'
   12    27        ECHO                                                     'could+not+create+socket'
   14    28    >   ECHO                                                     '3'
   15    29        INIT_FCALL_BY_NAME                                       'socket_bind'
         30        SEND_VAR_EX                                              !2
         31        SEND_VAR_EX                                              !0
         32        SEND_VAR_EX                                              !1
         33        DO_FCALL                                      0  $16     
         34      > JMPNZ_EX                                         ~17     $16, ->37
         35    > > EXIT                                                     'could+not+bind+socket'
         36*       BOOL                                             ~17     <true>
   16    37    >   ECHO                                                     '4'
   17    38        INIT_FCALL_BY_NAME                                       'socket_listen'
         39        SEND_VAR_EX                                              !2
         40        DO_FCALL                                      0          
   18    41        ECHO                                                     '5'
   19    42        INIT_FCALL_BY_NAME                                       'socket_accept'
         43        SEND_VAR_EX                                              !2
         44        DO_FCALL                                      0  $19     
         45        ASSIGN                                           ~20     !3, $19
         46      > JMPZ                                                     ~20, ->49
   21    47    >   ECHO                                                     '6'
   22    48        ECHO                                                     'client+is+here'
   24    49    >   ECHO                                                     '7'
   25    50        INIT_FCALL                                               'sleep'
         51        SEND_VAL                                                 60
         52        DO_ICALL                                                 
   26    53        ECHO                                                     '8'
   27    54        INIT_FCALL_BY_NAME                                       'socket_close'
         55        SEND_VAR_EX                                              !2
         56        DO_FCALL                                      0          
   28    57        ECHO                                                     '9'
   30    58    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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