1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
package Util::IP;
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Sean Dague <japh@us.ibm.com>
# The following is a set of libraries for building Command Line Interfaces
use strict;
use base qw(Exporter);
use vars qw(@EXPORT @EXPORT_OK @ISA);
use Carp;
use Data::Dumper;
push @ISA, qw(Exporter);
@EXPORT = qw(next_ip ip_list);
@EXPORT_OK = qw(next_ip ip_list);
sub next_ip {
my $ip=shift;
my @oct=split(/\./,$ip);
$oct[3]++;
if ($oct[3] == 255) {
$oct[3]=1;
$oct[2]++;
if ($oct[2] == 255) {
$oct[2]=1;
$oct[1]++;
}
}
return join(".",@oct);
}
sub ip_list {
my ($ip,$count)=@_;
my $i=1;
my @iplist;
push (@iplist,$ip);
while ($i < $count) {
$ip=&next_ip($ip);
push(@iplist,$ip);
$i++
}
return @iplist;
}
1;
|
