+ # send locally connected nodes
+ my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} } DXChannel::get_all_nodes();
+ @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan if @dxchan;
+ $self->send_route($main::mycall, \&pc19, scalar(@localnodes)+1, $main::routeroot, @localnodes);
+
+ my $node;
+ my @rawintcalls = map { $_->nodes } @localnodes if @localnodes;
+ my @intcalls;
+ foreach $node (@rawintcalls) {
+ push @intcalls, $node if grep $_ && $node != $_, @intcalls;
+ }
+ my $ref = Route::Node::get($self->{call});
+ my @rnodes = $ref->nodes;
+ foreach $node (@intcalls) {
+ push @remotenodes, Route::Node::get($node) if grep $_ && $node != $_, @rnodes, @remotenodes;
+ }
+ $self->send_route($main::mycall, \&pc19, scalar(@remotenodes), @remotenodes);
+ }
+
+ # get all the users connected on the above nodes and send them out
+ unless ($self->{do_pc9x}) {
+ foreach $node ($main::routeroot, @localnodes, @remotenodes) {
+ if ($node) {
+ my @rout = map {my $r = Route::User::get($_); $r ? ($r) : ()} $node->users;
+ $self->send_route($main::mycall, \&pc16, 1, $node, @rout) if @rout && $self->user->wantsendpc16;
+ } else {
+ dbg("sent a null value") if isdbg('chanerr');
+ }
+ }
+ }
+}
+
+sub gen_my_pc92_config
+{
+ my $node = shift;
+
+ if ($node->{call} eq $main::mycall) {
+ clear_pc92_changes(); # remove any slugged data, we are generating it as now
+ my @dxchan = grep { $_->call ne $main::mycall && !$_->{isolate} } DXChannel::get_all();
+ dbg("ROUTE: all dxchan: " . join(',', map{$_->{call}} @dxchan)) if isdbg('routelow');
+ my @localnodes = map { my $r = Route::get($_->{call}); $r ? $r : () } @dxchan;
+ dbg("ROUTE: localnodes: " . join(',', map{$_->{call}} @localnodes)) if isdbg('routelow');
+ return pc92c($node, @localnodes);
+ } else {
+ my @rout = map {my $r = Route::User::get($_); $r ? ($r) : ()} $node->users;
+ return pc92c($node, @rout);
+ }
+}
+
+sub send_last_pc92_config
+{
+ my $self = shift;
+ my $node = shift;
+ if (my $l = $node->last_PC92C) {
+ $self->send($l);
+ } else {
+ $self->send_pc92_config($node);
+ }
+}
+
+sub send_pc92_config
+{
+ my $self = shift;
+ my $node = shift;
+
+ dbg('DXProt::send_pc92_config') if isdbg('trace');
+
+ $node->last_PC92C(gen_my_pc92_config($node));
+ $self->send($node->last_PC92C);
+}
+
+sub broadcast_pc92_update
+{
+ my $self = shift;
+ my $call = shift;
+
+ dbg("ROUTE: broadcast_pc92_update $call") if isdbg('obscount');
+
+ my $nref = Route::Node::get($call);
+ unless ($nref) {
+ cluck("ERROR: broadcast_pc92_update - Route::Node $call disappeared");
+ $self->update_pc92_next;
+ return;
+ }
+ my $l = $nref->last_PC92C(gen_my_pc92_config($nref));
+ $nref->lastid(last_pc9x_id());
+ $main::me->broadcast_route_pc9x($main::mycall, undef, $l, 0);
+ $self->update_pc92_next;
+}
+
+sub broadcast_pc92_keepalive
+{
+ my $self = shift;
+ my $call = shift;
+
+ dbg("ROUTE: broadcast_pc92_keepalive $call") if isdbg('obscount');
+
+ my $nref = Route::Node::get($call);
+ unless ($nref) {
+ cluck("ERROR: broadcast_pc92_keepalive - Route::Node $call disappeared");
+ $self->update_pc92_keepalive;
+ return;
+ }
+ my $l = pc92k($nref);
+ $nref->lastid(last_pc9x_id());
+ $main::me->broadcast_route_pc9x($main::mycall, undef, $l, 0);
+ $self->update_pc92_keepalive;
+}
+
+sub time_out_pc92_routes
+{
+ my @nodes = grep {$_->call ne $main::mycall && ($_->do_pc9x || $_->via_pc92)} Route::Node::get_all();
+ my @rdel;
+ foreach my $n (@nodes) {
+ my $o = $n->dec_obs;
+ if ($o <= 0) {
+ if (my $dxchan = DXChannel::get($n->call)) {
+ dbg("ROUTE: disconnecting local pc92 $dxchan->{call} on obscount") if isdbg('obscount');
+ $dxchan->disconnect;
+ next;
+ }
+ my @parents = map {Route::Node::get($_)} $n->parents;
+ for (@parents) {
+ if ($_) {
+ dbg("ROUTE: deleting pc92 $_->{call} from $n->{call} on obscount") if isdbg('obscount');
+ push @rdel, $n->del($_);
+ }
+ }
+ } else {
+ dbg("ROUTE: obscount on $n->{call} now $o") if isdbg('obscount');
+ }
+ }
+ for (@rdel) {
+ $main::me->route_pc21($main::mycall, undef, $_) if $_;
+ }
+}
+
+#
+# route a message down an appropriate interface for a callsign
+#
+# is called route(to, pcline);
+#
+
+sub route
+{
+ my ($self, $call, $line) = @_;
+
+ if (ref $self && $call eq $self->{call}) {
+ dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
+ return;
+ }
+
+ # always send it down the local interface if available
+ my $dxchan = DXChannel::get($call);
+ if ($dxchan) {
+ dbg("route: $call -> $dxchan->{call} direct" ) if isdbg('route');
+ } else {
+ my $cl = Route::get($call);
+ $dxchan = $cl->dxchan if $cl;
+ if (ref $dxchan) {
+ if (ref $self && $dxchan eq $self) {
+ dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
+ return;
+ }
+ dbg("route: $call -> $dxchan->{call} using normal route" ) if isdbg('route');
+ }
+ }
+
+ if ($dxchan) {
+ my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
+ if ($routeit) {
+ $dxchan->send($routeit) unless $dxchan == $main::me;
+ }
+ } else {
+ dbg("PCPROT: No route available, dropped") if isdbg('chanerr');
+ }
+}
+
+#
+# obtain the hops from the list for this callsign and pc no
+#
+
+sub get_hops
+{
+ my $pcno = shift;