line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
package DJabberd::Util; |
2
|
20
|
|
|
20
|
|
116
|
use strict; |
|
20
|
|
|
|
|
42
|
|
|
20
|
|
|
|
|
28153
|
|
3
|
|
|
|
|
|
|
require Exporter; |
4
|
|
|
|
|
|
|
our @ISA = qw(Exporter); |
5
|
|
|
|
|
|
|
our @EXPORT_OK = qw(exml tsub lbsub as_bool as_num as_abs_path as_bind_addr); |
6
|
|
|
|
|
|
|
|
7
|
|
|
|
|
|
|
sub as_bool { |
8
|
0
|
|
|
0
|
0
|
|
my $val = shift; |
9
|
0
|
0
|
|
|
|
|
return 1 if $val =~ /^1|y|yes|true|t|on|enabled?$/i; |
10
|
0
|
0
|
|
|
|
|
return 0 if $val =~ /^0|n|no|false|f|off|disabled?$/i; |
11
|
0
|
|
|
|
|
|
die "Can't determine booleanness of '$val'\n"; |
12
|
|
|
|
|
|
|
} |
13
|
|
|
|
|
|
|
|
14
|
|
|
|
|
|
|
sub as_num { |
15
|
0
|
|
|
0
|
0
|
|
my $val = shift; |
16
|
0
|
0
|
|
|
|
|
return $val if $val =~ /^\d+$/; |
17
|
0
|
|
|
|
|
|
die "'$val' is not a number\n"; |
18
|
|
|
|
|
|
|
} |
19
|
|
|
|
|
|
|
|
20
|
|
|
|
|
|
|
sub as_bind_addr { |
21
|
0
|
|
|
0
|
0
|
|
my $val = shift; |
22
|
|
|
|
|
|
|
# Must either be like 127.0.0.1:1234, a bare port number or an absolute path to a unix domain socket |
23
|
0
|
0
|
0
|
|
|
|
if ($val =~ /^(\d\d?\d?\.\d\d?\d?\.\d\d?\d?\.\d\d?\d?:)?\d+$/ || ($val =~ m!^/! && -e $val)) { |
|
|
|
0
|
|
|
|
|
24
|
0
|
|
|
|
|
|
return $val; |
25
|
|
|
|
|
|
|
} |
26
|
0
|
|
|
|
|
|
die "'$val' is not a valid bind address or port\n"; |
27
|
|
|
|
|
|
|
} |
28
|
|
|
|
|
|
|
|
29
|
|
|
|
|
|
|
sub as_abs_path { |
30
|
0
|
|
|
0
|
0
|
|
my $val = shift; |
31
|
0
|
0
|
|
|
|
|
die "Path '$val' isn't absolute" unless $val =~ m!^/!; |
32
|
0
|
0
|
|
|
|
|
die "File '$val' doesn't exist" unless -f $val; |
33
|
0
|
|
|
|
|
|
return $val; |
34
|
|
|
|
|
|
|
} |
35
|
|
|
|
|
|
|
|
36
|
|
|
|
|
|
|
sub exml |
37
|
|
|
|
|
|
|
{ |
38
|
|
|
|
|
|
|
# fast path for the commmon case: |
39
|
0
|
0
|
|
0
|
0
|
|
return $_[0] unless $_[0] =~ /[&\"\'<>\x00-\x08\x0B\x0C\x0E-\x1F]/; |
40
|
|
|
|
|
|
|
# what are those character ranges? XML 1.0 allows: |
41
|
|
|
|
|
|
|
# #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] |
42
|
|
|
|
|
|
|
|
43
|
0
|
|
|
|
|
|
my $a = shift; |
44
|
0
|
|
|
|
|
|
$a =~ s/\&/&/g; |
45
|
0
|
|
|
|
|
|
$a =~ s/\"/"/g; |
46
|
0
|
|
|
|
|
|
$a =~ s/\'/'/g; |
47
|
0
|
|
|
|
|
|
$a =~ s/</g; |
48
|
0
|
|
|
|
|
|
$a =~ s/>/>/g; |
49
|
0
|
|
|
|
|
|
$a =~ s/[\x00-\x08\x0B\x0C\x0E-\x1F]//g; |
50
|
0
|
|
|
|
|
|
return $a; |
51
|
|
|
|
|
|
|
} |
52
|
|
|
|
|
|
|
|
53
|
|
|
|
|
|
|
sub durl { |
54
|
0
|
|
|
0
|
0
|
|
my ($a) = @_; |
55
|
0
|
|
|
|
|
|
$a =~ tr/+/ /; |
56
|
0
|
|
|
|
|
|
$a =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg; |
|
0
|
|
|
|
|
|
|
57
|
0
|
|
|
|
|
|
return $a; |
58
|
|
|
|
|
|
|
} |
59
|
|
|
|
|
|
|
|
60
|
|
|
|
|
|
|
# tracked sub |
61
|
|
|
|
|
|
|
sub tsub (&) { |
62
|
0
|
|
|
0
|
0
|
|
my $subref = shift; |
63
|
0
|
|
|
|
|
|
bless $subref, 'DJabberd::TrackedSub'; |
64
|
0
|
|
|
|
|
|
DJabberd->track_new_obj($subref); |
65
|
0
|
|
|
|
|
|
return $subref; |
66
|
|
|
|
|
|
|
} |
67
|
|
|
|
|
|
|
|
68
|
|
|
|
|
|
|
# line-blessed sub |
69
|
|
|
|
|
|
|
sub lbsub (&) { |
70
|
0
|
|
|
0
|
0
|
|
my $subref = shift; |
71
|
0
|
|
|
|
|
|
my ($pkg, $file, $line) = caller; |
72
|
0
|
|
|
|
|
|
my $bpkg = $file . "_" . $line; |
73
|
0
|
|
|
|
|
|
$bpkg =~ s/[^\w]/_/g; |
74
|
0
|
|
|
|
|
|
return bless $subref, "DJabberd::AnonSubFrom::$bpkg"; |
75
|
|
|
|
|
|
|
} |
76
|
|
|
|
|
|
|
|
77
|
|
|
|
|
|
|
sub numeric_entity_clean { |
78
|
0
|
|
|
0
|
0
|
|
my $hex = $_[0]; |
79
|
0
|
|
|
|
|
|
my $val = hex $hex; |
80
|
|
|
|
|
|
|
|
81
|
|
|
|
|
|
|
# under a space, only \n, \r, and \t are allowed. |
82
|
0
|
0
|
0
|
|
|
|
if ($val < 32 && ($val != 13 && $val != 10 && $val != 9)) { |
|
|
|
0
|
|
|
|
|
|
|
|
0
|
|
|
|
|
83
|
0
|
|
|
|
|
|
return ""; |
84
|
|
|
|
|
|
|
} |
85
|
|
|
|
|
|
|
|
86
|
0
|
|
|
|
|
|
return "$hex;"; |
87
|
|
|
|
|
|
|
} |
88
|
|
|
|
|
|
|
|
89
|
|
|
|
|
|
|
package DJabberd::TrackedSub; |
90
|
|
|
|
|
|
|
|
91
|
|
|
|
|
|
|
sub DESTROY { |
92
|
0
|
|
|
0
|
|
|
my $self = shift; |
93
|
0
|
|
|
|
|
|
DJabberd->track_destroyed_obj($self); |
94
|
|
|
|
|
|
|
} |
95
|
|
|
|
|
|
|
|
96
|
|
|
|
|
|
|
1; |