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<?php class IDN { // adapt bias for punycode algorithm private static function punyAdapt( $delta, $numpoints, $firsttime ) { $delta = $firsttime ? $delta / 700 : $delta / 2; $delta += $delta / $numpoints; for ($k = 0; $delta > 455; $k += 36) $delta = intval($delta / 35); return $k + (36 * $delta) / ($delta + 38); } // translate character to punycode number private static function decodeDigit($cp) { } // make utf8 string from unicode codepoint number private static function utf8($cp) { if ($cp < 128) return chr($cp); if ($cp < 2048) return chr(192+($cp >> 6)).chr(128+($cp & 63)); if ($cp < 65536) return chr(224+($cp >> 12)). chr(128+(($cp >> 6) & 63)). chr(128+($cp & 63)); if ($cp < 2097152) return chr(240+($cp >> 18)). chr(128+(($cp >> 12) & 63)). chr(128+(($cp >> 6) & 63)). chr(128+($cp & 63)); // it should never get here } // main decoding function private static function decodePart($input) { if (substr($input,0,4) != "xn--") // prefix check... return $input; $input = substr($input,4); // discard prefix $a = explode("-",$input); if (count($a) > 1) { $input = str_split(array_pop($a)); $output = str_split(implode("-",$a)); } else { $output = array(); $input = str_split($input); } $n = 128; $i = 0; $bias = 72; // init punycode vars while (!empty($input)) { $oldi = $i; $w = 1; for ($k = 36;;) { $digit = ord(array_shift($input)); if ($digit >= 0x61 && $digit <= 0x7A) { $digit -= 97; } else if ($digit >= 0x30 && $digit <= 0x39) { $digit -= 22; } else { return false; } $i += $digit * $w; if ($k <= $bias) { $t = 1; } else if ($k >= $bias + 26) { $t = 26; } else { $t = $k - $bias; } if ($digit < $t) { break; } $w *= (int) (36 - $t); $k += 36; } $bias = IDN::punyAdapt( $i-$oldi, count($output)+1, $oldi == 0 ); $n += intval($i / (count($output) + 1)); $i %= count($output) + 1; array_splice($output,$i,0,array(IDN::utf8($n))); $i++; } return implode("",$output); } public static function decodeIDN($name) { // split it, parse it and put it back together return implode( ".", array_map("IDN::decodePart",explode(".",$name)) ); } } echo IDN::decodeIDN("xn---with-SUPER-MONKEYS-pc58ag80a8qai00g7n9n");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fVNpr
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
  107     0  E >   INIT_STATIC_METHOD_CALL                                  'IDN', 'decodeIDN'
          1        SEND_VAL                                                 'xn---with-SUPER-MONKEYS-pc58ag80a8qai00g7n9n'
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Class IDN:
Function punyadapt:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 7
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
2 jumps found. (Code = 44) Position 1 = 20, Position 2 = 14
Branch analysis from position: 20
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
2 jumps found. (Code = 44) Position 1 = 20, Position 2 = 14
Branch analysis from position: 20
Branch analysis from position: 14
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
filename:       /in/fVNpr
function name:  punyAdapt
number of ops:  26
compiled vars:  !0 = $delta, !1 = $numpoints, !2 = $firsttime, !3 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        RECV                                             !2      
   10     3      > JMPZ                                                     !2, ->7
          4    >   DIV                                              ~4      !0, 700
          5        QM_ASSIGN                                        ~5      ~4
          6      > JMP                                                      ->9
          7    >   DIV                                              ~6      !0, 2
          8        QM_ASSIGN                                        ~5      ~6
          9    >   ASSIGN                                                   !0, ~5
   11    10        DIV                                              ~8      !0, !1
         11        ASSIGN_OP                                     1          !0, ~8
   12    12        ASSIGN                                                   !3, 0
         13      > JMP                                                      ->18
   13    14    >   DIV                                              ~11     !0, 35
         15        CAST                                          4  ~12     ~11
         16        ASSIGN                                                   !0, ~12
   12    17        ASSIGN_OP                                     1          !3, 36
         18    >   IS_SMALLER                                               455, !0
         19      > JMPNZ                                                    ~15, ->14
   14    20    >   MUL                                              ~16     !0, 36
         21        ADD                                              ~17     !0, 38
         22        DIV                                              ~18     ~16, ~17
         23        ADD                                              ~19     !3, ~18
         24      > RETURN                                                   ~19
   15    25*     > RETURN                                                   null

End of function punyadapt

Function decodedigit:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fVNpr
function name:  decodeDigit
number of ops:  2
compiled vars:  !0 = $cp
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   18     0  E >   RECV                                             !0      
   19     1      > RETURN                                                   null

End of function decodedigit

Function utf8:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 7
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 21
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 21
2 jumps found. (Code = 43) Position 1 = 23, Position 2 = 42
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 42
2 jumps found. (Code = 43) Position 1 = 44, Position 2 = 70
Branch analysis from position: 44
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 70
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fVNpr
function name:  utf8
number of ops:  71
compiled vars:  !0 = $cp
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   22     0  E >   RECV                                             !0      
   23     1        IS_SMALLER                                               !0, 128
          2      > JMPZ                                                     ~1, ->7
          3    >   INIT_FCALL                                               'chr'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6      > RETURN                                                   $2
   24     7    >   IS_SMALLER                                               !0, 2048
          8      > JMPZ                                                     ~3, ->21
   25     9    >   INIT_FCALL                                               'chr'
         10        SR                                               ~4      !0, 6
         11        ADD                                              ~5      192, ~4
         12        SEND_VAL                                                 ~5
         13        DO_ICALL                                         $6      
         14        INIT_FCALL                                               'chr'
         15        BW_AND                                           ~7      !0, 63
         16        ADD                                              ~8      128, ~7
         17        SEND_VAL                                                 ~8
         18        DO_ICALL                                         $9      
         19        CONCAT                                           ~10     $6, $9
         20      > RETURN                                                   ~10
   26    21    >   IS_SMALLER                                               !0, 65536
         22      > JMPZ                                                     ~11, ->42
   27    23    >   INIT_FCALL                                               'chr'
         24        SR                                               ~12     !0, 12
         25        ADD                                              ~13     224, ~12
         26        SEND_VAL                                                 ~13
         27        DO_ICALL                                         $14     
   28    28        INIT_FCALL                                               'chr'
         29        SR                                               ~15     !0, 6
         30        BW_AND                                           ~16     ~15, 63
         31        ADD                                              ~17     128, ~16
         32        SEND_VAL                                                 ~17
         33        DO_ICALL                                         $18     
         34        CONCAT                                           ~19     $14, $18
   29    35        INIT_FCALL                                               'chr'
         36        BW_AND                                           ~20     !0, 63
         37        ADD                                              ~21     128, ~20
         38        SEND_VAL                                                 ~21
         39        DO_ICALL                                         $22     
         40        CONCAT                                           ~23     ~19, $22
         41      > RETURN                                                   ~23
   30    42    >   IS_SMALLER                                               !0, 2097152
         43      > JMPZ                                                     ~24, ->70
   31    44    >   INIT_FCALL                                               'chr'
         45        SR                                               ~25     !0, 18
         46        ADD                                              ~26     240, ~25
         47        SEND_VAL                                                 ~26
         48        DO_ICALL                                         $27     
   32    49        INIT_FCALL                                               'chr'
         50        SR                                               ~28     !0, 12
         51        BW_AND                                           ~29     ~28, 63
         52        ADD                                              ~30     128, ~29
         53        SEND_VAL                                                 ~30
         54        DO_ICALL                                         $31     
         55        CONCAT                                           ~32     $27, $31
   33    56        INIT_FCALL                                               'chr'
         57        SR                                               ~33     !0, 6
         58        BW_AND                                           ~34     ~33, 63
         59        ADD                                              ~35     128, ~34
         60        SEND_VAL                                                 ~35
         61        DO_ICALL                                         $36     
         62        CONCAT                                           ~37     ~32, $36
   34    63        INIT_FCALL                                               'chr'
         64        BW_AND                                           ~38     !0, 63
         65        ADD                                              ~39     128, ~38
         66        SEND_VAL                                                 ~39
         67        DO_ICALL                                         $40     
         68        CONCAT                                           ~41     ~37, $40
         69      > RETURN                                                   ~41
   36    70    > > RETURN                                                   null

End of function utf8

Function decodepart:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
2 jumps found. (Code = 43) Position 1 = 22, Position 2 = 38
Branch analysis from position: 22
1 jumps found. (Code = 42) Position 1 = 43
Branch analysis from position: 43
1 jumps found. (Code = 42) Position 1 = 123
Branch analysis from position: 123
2 jumps found. (Code = 44) Position 1 = 126, Position 2 = 47
Branch analysis from position: 126
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 47
1 jumps found. (Code = 42) Position 1 = 93
Branch analysis from position: 93
2 jumps found. (Code = 44) Position 1 = 94, Position 2 = 51
Branch analysis from position: 94
2 jumps found. (Code = 44) Position 1 = 126, Position 2 = 47
Branch analysis from position: 126
Branch analysis from position: 47
Branch analysis from position: 51
2 jumps found. (Code = 46) Position 1 = 60, Position 2 = 62
Branch analysis from position: 60
2 jumps found. (Code = 43) Position 1 = 63, Position 2 = 65
Branch analysis from position: 63
1 jumps found. (Code = 42) Position 1 = 73
Branch analysis from position: 73
2 jumps found. (Code = 43) Position 1 = 77, Position 2 = 79
Branch analysis from position: 77
1 jumps found. (Code = 42) Position 1 = 86
Branch analysis from position: 86
2 jumps found. (Code = 43) Position 1 = 88, Position 2 = 89
Branch analysis from position: 88
1 jumps found. (Code = 42) Position 1 = 94
Branch analysis from position: 94
Branch analysis from position: 89
2 jumps found. (Code = 44) Position 1 = 94, Position 2 = 51
Branch analysis from position: 94
Branch analysis from position: 51
Branch analysis from position: 79
2 jumps found. (Code = 43) Position 1 = 82, Position 2 = 84
Branch analysis from position: 82
1 jumps found. (Code = 42) Position 1 = 86
Branch analysis from position: 86
Branch analysis from position: 84
2 jumps found. (Code = 43) Position 1 = 88, Position 2 = 89
Branch analysis from position: 88
Branch analysis from position: 89
Branch analysis from position: 65
2 jumps found. (Code = 46) Position 1 = 67, Position 2 = 69
Branch analysis from position: 67
2 jumps found. (Code = 43) Position 1 = 70, Position 2 = 72
Branch analysis from position: 70
1 jumps found. (Code = 42) Position 1 = 73
Branch analysis from position: 73
Branch analysis from position: 72
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 69
Branch analysis from position: 62
Branch analysis from position: 38
1 jumps found. (Code = 42) Position 1 = 123
Branch analysis from position: 123
filename:       /in/fVNpr
function name:  decodePart
number of ops:  132
compiled vars:  !0 = $input, !1 = $a, !2 = $output, !3 = $n, !4 = $i, !5 = $bias, !6 = $oldi, !7 = $w, !8 = $k, !9 = $digit, !10 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   39     0  E >   RECV                                             !0      
   40     1        INIT_FCALL                                               'substr'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 4
          5        DO_ICALL                                         $11     
          6        IS_NOT_EQUAL                                             $11, 'xn--'
          7      > JMPZ                                                     ~12, ->9
   41     8    > > RETURN                                                   !0
   42     9    >   INIT_FCALL                                               'substr'
         10        SEND_VAR                                                 !0
         11        SEND_VAL                                                 4
         12        DO_ICALL                                         $13     
         13        ASSIGN                                                   !0, $13
   43    14        INIT_FCALL                                               'explode'
         15        SEND_VAL                                                 '-'
         16        SEND_VAR                                                 !0
         17        DO_ICALL                                         $15     
         18        ASSIGN                                                   !1, $15
   44    19        COUNT                                            ~17     !1
         20        IS_SMALLER                                               1, ~17
         21      > JMPZ                                                     ~18, ->38
   45    22    >   INIT_FCALL                                               'str_split'
         23        INIT_FCALL                                               'array_pop'
         24        SEND_REF                                                 !1
         25        DO_ICALL                                         $19     
         26        SEND_VAR                                                 $19
         27        DO_ICALL                                         $20     
         28        ASSIGN                                                   !0, $20
   46    29        INIT_FCALL                                               'str_split'
         30        INIT_FCALL                                               'implode'
         31        SEND_VAL                                                 '-'
         32        SEND_VAR                                                 !1
         33        DO_ICALL                                         $22     
         34        SEND_VAR                                                 $22
         35        DO_ICALL                                         $23     
         36        ASSIGN                                                   !2, $23
         37      > JMP                                                      ->43
   48    38    >   ASSIGN                                                   !2, <array>
   49    39        INIT_FCALL                                               'str_split'
         40        SEND_VAR                                                 !0
         41        DO_ICALL                                         $26     
         42        ASSIGN                                                   !0, $26
   51    43    >   ASSIGN                                                   !3, 128
         44        ASSIGN                                                   !4, 0
         45        ASSIGN                                                   !5, 72
   52    46      > JMP                                                      ->123
   53    47    >   ASSIGN                                                   !6, !4
   54    48        ASSIGN                                                   !7, 1
   55    49        ASSIGN                                                   !8, 36
         50      > JMP                                                      ->93
   56    51    >   INIT_FCALL                                               'ord'
         52        INIT_FCALL                                               'array_shift'
         53        SEND_REF                                                 !0
         54        DO_ICALL                                         $34     
         55        SEND_VAR                                                 $34
         56        DO_ICALL                                         $35     
         57        ASSIGN                                                   !9, $35
   58    58        IS_SMALLER_OR_EQUAL                              ~37     97, !9
         59      > JMPZ_EX                                          ~37     ~37, ->62
         60    >   IS_SMALLER_OR_EQUAL                              ~38     !9, 122
         61        BOOL                                             ~37     ~38
         62    > > JMPZ                                                     ~37, ->65
   59    63    >   ASSIGN_OP                                     2          !9, 97
         64      > JMP                                                      ->73
   60    65    >   IS_SMALLER_OR_EQUAL                              ~40     48, !9
         66      > JMPZ_EX                                          ~40     ~40, ->69
         67    >   IS_SMALLER_OR_EQUAL                              ~41     !9, 57
         68        BOOL                                             ~40     ~41
         69    > > JMPZ                                                     ~40, ->72
   61    70    >   ASSIGN_OP                                     2          !9, 22
         71      > JMP                                                      ->73
   63    72    > > RETURN                                                   <false>
   66    73    >   MUL                                              ~43     !9, !7
         74        ASSIGN_OP                                     1          !4, ~43
   68    75        IS_SMALLER_OR_EQUAL                                      !8, !5
         76      > JMPZ                                                     ~45, ->79
   69    77    >   ASSIGN                                                   !10, 1
         78      > JMP                                                      ->86
   70    79    >   ADD                                              ~47     !5, 26
         80        IS_SMALLER_OR_EQUAL                                      ~47, !8
         81      > JMPZ                                                     ~48, ->84
   71    82    >   ASSIGN                                                   !10, 26
         83      > JMP                                                      ->86
   73    84    >   SUB                                              ~50     !8, !5
         85        ASSIGN                                                   !10, ~50
   76    86    >   IS_SMALLER                                               !9, !10
         87      > JMPZ                                                     ~52, ->89
   77    88    > > JMP                                                      ->94
   80    89    >   SUB                                              ~53     36, !10
         90        CAST                                          4  ~54     ~53
         91        ASSIGN_OP                                     3          !7, ~54
   81    92        ASSIGN_OP                                     1          !8, 36
         93    > > JMPNZ                                                    <true>, ->51
   83    94    >   INIT_STATIC_METHOD_CALL                                  'IDN', 'punyAdapt'
   84    95        SUB                                              ~57     !4, !6
         96        SEND_VAL                                                 ~57
   85    97        COUNT                                            ~58     !2
         98        ADD                                              ~59     ~58, 1
         99        SEND_VAL                                                 ~59
   86   100        IS_EQUAL                                         ~60     !6, 0
        101        SEND_VAL                                                 ~60
        102        DO_FCALL                                      0  $61     
   83   103        ASSIGN                                                   !5, $61
   88   104        COUNT                                            ~63     !2
        105        ADD                                              ~64     ~63, 1
        106        DIV                                              ~65     !4, ~64
        107        CAST                                          4  ~66     ~65
        108        ASSIGN_OP                                     1          !3, ~66
   89   109        COUNT                                            ~68     !2
        110        ADD                                              ~69     ~68, 1
        111        ASSIGN_OP                                     5          !4, ~69
   90   112        INIT_FCALL                                               'array_splice'
        113        SEND_REF                                                 !2
        114        SEND_VAR                                                 !4
        115        SEND_VAL                                                 0
        116        INIT_STATIC_METHOD_CALL                                  'IDN', 'utf8'
        117        SEND_VAR                                                 !3
        118        DO_FCALL                                      0  $71     
        119        INIT_ARRAY                                       ~72     $71
        120        SEND_VAL                                                 ~72
        121        DO_ICALL                                                 
   91   122        PRE_INC                                                  !4
   52   123    >   ISSET_ISEMPTY_CV                                 ~75     !0
        124        BOOL_NOT                                         ~76     ~75
        125      > JMPNZ                                                    ~76, ->47
   93   126    >   INIT_FCALL                                               'implode'
        127        SEND_VAL                                                 ''
        128        SEND_VAR                                                 !2
        129        DO_ICALL                                         $77     
        130      > RETURN                                                   $77
   94   131*     > RETURN                                                   null

End of function decodepart

Function decodeidn:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fVNpr
function name:  decodeIDN
number of ops:  15
compiled vars:  !0 = $name
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   96     0  E >   RECV                                             !0      
   99     1        INIT_FCALL                                               'implode'
  100     2        SEND_VAL                                                 '.'
  101     3        INIT_FCALL                                               'array_map'
          4        SEND_VAL                                                 'IDN%3A%3AdecodePart'
          5        INIT_FCALL                                               'explode'
          6        SEND_VAL                                                 '.'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                         $1      
          9        SEND_VAR                                                 $1
         10        DO_ICALL                                         $2      
         11        SEND_VAR                                                 $2
         12        DO_ICALL                                         $3      
         13      > RETURN                                                   $3
  103    14*     > RETURN                                                   null

End of function decodeidn

End of class IDN.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.54 ms | 1412 KiB | 33 Q