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author | pad <pad@mandriva.com> | 1999-09-06 20:33:18 +0000 |
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committer | pad <pad@mandriva.com> | 1999-09-06 20:33:18 +0000 |
commit | 115b4b1145f86d90f20c0404a54fa907f06c30b0 (patch) | |
tree | 046cd13affb85df1028bcc687e1c8853fc576cd7 /perl-install/network.pm | |
parent | a6096f902a2df839b7e89c084d629840bf52a3a1 (diff) | |
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bugfix
Diffstat (limited to 'perl-install/network.pm')
-rw-r--r-- | perl-install/network.pm | 67 |
1 files changed, 62 insertions, 5 deletions
diff --git a/perl-install/network.pm b/perl-install/network.pm index 1234dcce2..cc5c74fa6 100644 --- a/perl-install/network.pm +++ b/perl-install/network.pm @@ -3,15 +3,18 @@ package network; use diagnostics; use strict; +#-###################################################################################### +#- misc imports +#-###################################################################################### use Socket; use common qw(:common :file :system :functional); use detect_devices; use log; -1; - - +#-###################################################################################### +#- Functions +#-###################################################################################### sub read_conf { my ($file) = @_; my %netc = getVarsFromSh($file); @@ -138,7 +141,61 @@ sub findIntf { push @$intf, $l = { DEVICE => $device } unless $l; $l; } - +#PAD \s* a la fin +my $ip_regexp = qr/(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/; sub is_ip { - $_[0] =~ /^(\d{1,3}\.){3}\d{1,3}$/; + my ($ip) = @_; + return 0 unless $ip =~ $ip_regexp; + my @fields = ($1, $2, $3, $4); + foreach (@fields) { + return 0 if $_ < 0 || $_ > 255; + } + return 1; +} + +sub netmask { + my ($ip) = @_; + return "255.255.255.0" unless is_ip($ip); + $ip =~ $ip_regexp; + if ($1 >= 1 && $1 < 127) { + return "255.0.0.0"; #1.0.0.0 to 127.0.0.0 + } elsif ($1 >= 128 && $1 <= 191 ){ + return "255.255.0.0"; #128.0.0.0 to 191.255.0.0 + } elsif ($1 >= 192 && $1 <= 223) { + return "255.255.255.0"; + } else { + return "255.255.255.255"; #experimental classes + } } + +sub masked_ip { + my ($ip) = @_; + return "" unless is_ip($ip); + my @mask = netmask($ip) =~ $ip_regexp; + my @ip = $ip =~ $ip_regexp; + for (my $i = 0; $i < @ip; $i++) { + $ip[$i] &= int $mask[$i]; + } + join(".", @ip); +} + +sub dns { + my ($ip) = @_; + my $mask = masked_ip($ip); + my @masked = masked_ip($ip) =~ $ip_regexp; + $masked[3] = 12; + join (".", @masked); + +} +sub gateway { + my ($ip) = @_; + my @masked = masked_ip($ip) =~ $ip_regexp; + $masked[3] = 1; + join (".", @masked); + +} + +#-###################################################################################### +#- Wonderful perl :( +#-###################################################################################### +1; # |