Update Hwg.pm, add support for ste2 device

lib/FusionInventory/Agent/SNMP/MibSupport/Hwg.pm

@@ -0,0 +1,65 @@
+package FusionInventory::Agent::SNMP::MibSupport::Hwg;
+
+use strict;
+use warnings;
+
+use parent 'FusionInventory::Agent::SNMP::MibSupportTemplate';
+
+use FusionInventory::Agent::Tools;
+use FusionInventory::Agent::Tools::SNMP;
+
+# See Hwg-MIB
+
+use constant hwg        => '.1.3.6.1.4.1.21796';
+use constant hwgModel   => '.1.3.6.1.2.1.1.1.0';
+use constant hwgWldMac  => hwg . '.4.5.70.1.0';
+use constant hwgSteMac  => hwg . '.4.1.70.1.0';
+use constant hwgSte2Mac  => hwg . '.4.9.70.1.0';
+
+our $mibSupport = [
+    {
+        name    => "hwg",
+        sysobjectid => getRegexpOidMatch(hwg)
+    }
+];
+
+sub getType {
+    return 'NETWORKING';
+}
+
+sub getManufacturer {
+    return 'HW group s.r.o';
+}
+
+sub getSerial {
+    my ($self) = @_;
+
+    my $serial = getCanonicalMacAddress(getCanonicalString($self->get(hwgWldMac) || $self->get(hwgSteMac)  || $self->get(hwgSte2Mac)));
+    $serial =~ s/://g;
+
+    return $serial;
+}
+
+sub getMacAddress {
+    my ($self) = @_;
+
+    return getCanonicalMacAddress(getCanonicalString($self->get(hwgWldMac) || $self->get(hwgSteMac)  || $self->get(hwgSte2Mac)));
+}
+
+sub getModel {
+    my ($self) = @_;
+
+    return $self->get(hwgModel);
+}
+
+1;
+
+__END__
+
+=head1 NAME
+
+FusionInventory::Agent::SNMP::MibSupport::Hwg - Inventory module for Hwg
+
+=head1 DESCRIPTION
+
+This module enhances Hwg devices support.