+ my $self = shift;
+ my $line = shift;
+ my @dxchan = DXChannel::get_all();
+ my $dxchan;
+ my $target = $_[3];
+ my $text = unpad($_[2]);
+ my $ak1a_line;
+
+ # munge the group and recast the line if required
+ if ($target =~ s/\.LST$//) {
+ $ak1a_line = $line;
+ }
+
+ # obtain country codes etc
+ my @a = Prefix::cty_data($_[0]);
+ my @b = Prefix::cty_data($_[4]);
+ if ($self->{inannfilter}) {
+ my ($filter, $hops) =
+ $self->{inannfilter}->it(@_, $self->{call},
+ @a[0..2],
+ @b[0..2], $a[3], $b[3]);
+ unless ($filter) {
+ dbg("PCPROT: Rejected by input announce filter") if isdbg('chanerr');
+ return;
+ }
+ }
+
+ if (AnnTalk::dup($_[0], $_[1], $_[2], $chatdupeage)) {
+ dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
+ return;
+ }
+
+
+ Log('chat', $target, $_[0], $text);
+
+ # send it if it isn't the except list and isn't isolated and still has a hop count
+ # taking into account filtering and so on
+ foreach $dxchan (@dxchan) {
+ my $is_ak1a = $dxchan->is_ak1a;
+
+ if ($dxchan->is_node) {
+ next if $dxchan == $main::me;
+ next if $dxchan == $self;
+ next unless $dxchan->is_spider || $is_ak1a;
+ next if $target eq 'LOCAL';
+ if (!$ak1a_line && $is_ak1a) {
+ $ak1a_line = DXProt::pc12($_[0], $text, $_[1], "$target.LST");
+ }
+ }
+
+ $dxchan->chat($is_ak1a ? $ak1a_line : $line, $self->{isolate}, $target, $_[1],
+ $text, @_, $self->{call}, @a[0..2], @b[0..2]);
+ }
+}
+
+sub announce
+{
+ my $self = shift;
+ my $line = shift;
+ my $isolate = shift;
+ my $to = shift;
+ my $target = shift;
+ my $text = shift;
+ my ($filter, $hops);
+
+ if ($self->{annfilter}) {
+ ($filter, $hops) = $self->{annfilter}->it(@_);
+ return unless $filter;
+ }
+ send_prot_line($self, $filter, $hops, $isolate, $line) unless $_[1] eq $main::mycall;
+}
+
+sub chat
+{
+ goto &announce;
+}
+
+
+sub send_local_config
+{
+ my $self = shift;
+
+ dbg('DXProt::send_local_config') if isdbg('trace');
+
+ # send our nodes
+ if ($self->{do_pc9x}) {
+ $self->send_pc92_config;
+ } else {
+ my $node;
+ my @nodes;
+ my @localnodes;
+ my @remotenodes;
+
+ if ($self->{isolate}) {
+ @localnodes = ( $main::routeroot );
+ $self->send_route($main::mycall, \&pc19, 1, $main::routeroot);
+ } else {
+ # create a list of all the nodes that are not connected to this connection
+ # and are not themselves isolated, this to make sure that isolated nodes
+ # don't appear outside of this node
+
+ # 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;
+ for $node (@rawintcalls) {
+ push @intcalls, $node unless grep $node eq $_, @intcalls;
+ }
+ my $ref = Route::Node::get($self->{call});
+ my @rnodes = $ref->nodes;
+ for $node (@intcalls) {
+ push @remotenodes, Route::Node::get($node) unless grep $node eq $_, @rnodes, @remotenodes;
+ }
+ $self->send_route($main::mycall, \&pc19, scalar(@remotenodes), @remotenodes);
+ }
+
+ # get all the users connected on the above nodes and send them out
+ 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) {
+ 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($main::routeroot, @localnodes);
+ } else {
+ my @rout = map {my $r = Route::User::get($_); $r ? ($r) : ()} $node->users;
+ return pc92c($node, @rout);
+ }
+}
+
+sub gen_pc92_update
+{
+ my $self = shift;
+ my $with_pc92_nodes = shift;
+ my $node;
+ my @lines;
+ my @dxchan;
+ my @localnodes;
+
+ dbg('ROUTE: DXProt::gen_pc92_update start') if isdbg('routelow');
+
+ # send 'my' configuration for all channels
+ push @lines, gen_my_pc92_config($main::routeroot);
+
+ if ($with_pc92_nodes) {
+ # send out the configuration of all the directly connected PC92 nodes with current configuration
+ # but with the dates that the last config came in with.
+ @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} && $_->{do_pc9x} } DXChannel::get_all_nodes();
+ dbg("ROUTE: pc92 dxchan: " . join(',', map{$_->{call}} @dxchan)) if isdbg('routelow');
+ @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan;
+ dbg("ROUTE: pc92 localnodes: " . join(',', map{$_->{call}} @localnodes)) if isdbg('routelow');
+ foreach $node (@localnodes) {
+ if ($node && $node->lastid->{92}) {
+ my @rout = map {my $r = Route::get($_); $r ? ($r) : ()} $node->nodes, $node->users;
+ push @lines, gen_pc92_with_time($node->call, 'C', $node->lastid->{92}, @rout);
+ }
+ }
+ }
+
+ # send the configuration of all the directly connected 'external' nodes that don't handle PC92
+ # out with the 'external' marker on the first node.
+ @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} && !$_->{do_pc9x} } DXChannel::get_all_nodes();
+ dbg("ROUTE: non pc92 dxchan: " . join(',', map{$_->{call}} @dxchan)) if isdbg('routelow');
+ @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan;
+ dbg("ROUTE: non pc92 localnodes: " . join(',', map{$_->{call}} @localnodes)) if isdbg('routelow');
+ foreach $node (@localnodes) {
+ if ($node) {
+ push @lines, gen_my_pc92_config($node);
+ }
+ }
+
+ dbg('ROUTE: DXProt::gen_pc92_update end with ' . scalar @lines . ' lines') if isdbg('routelow');
+ return @lines;
+}
+
+
+sub send_pc92_config
+{
+ my $self = shift;
+
+ dbg('DXProt::send_pc92_config') if isdbg('trace');
+
+ my @out = $self->gen_pc92_update(1);
+
+ # send the complete config out on this interface
+ for (@out) {
+ $self->send($_);
+ }
+}
+
+sub send_pc92_update
+{
+ my @out = $main::me->gen_pc92_update(0);
+
+ # broadcast the lines to all PC92 nodes
+ for (@out) {
+ $main::me->broadcast_route_pc9x($main::mycall, undef, $_, 0);
+ }
+}
+
+sub time_out_pc92_routes
+{
+ my @nodes = grep {$_->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('route');
+ $dxchan->disconnect;
+ next;
+ }
+ my @parents = map {Route::Node::get($_)} $n->parents;
+ for (@parents) {
+ if ($_) {
+ dbg("ROUTE: deleting pc92 $_->{call} from $n->{call} on obscount") if isdbg('route');
+ push @rdel, $n->del($_);
+ }
+ }
+ } else {
+ dbg("ROUTE: obscount on $n->{call} now $o") if isdbg('route');
+ }
+ }
+ 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 -> $dxchan->{call} using normal route" ) if isdbg('route');
+ }
+ }
+
+ # try the backstop method
+ unless ($dxchan) {
+ my $rcall = RouteDB::get($call);
+ if ($rcall) {
+ if ($self && $rcall eq $self->{call}) {
+ dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
+ return;
+ }
+ $dxchan = DXChannel::get($rcall);
+ dbg("route: $call -> $rcall using RouteDB" ) if isdbg('route') && $dxchan;
+ }
+ }
+
+ if ($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;
+ my $hops = $DXProt::hopcount{$pcno};
+ $hops = $DXProt::def_hopcount if !$hops;
+ return "H$hops";
+}
+
+#
+# adjust the hop count on a per node basis using the user loadable
+# hop table if available or else decrement an existing one
+#
+
+sub adjust_hops
+{
+ my $self = shift;
+ my $s = shift;
+ my $call = $self->{call};
+ my $hops;
+
+ if (($hops) = $s =~ /\^H(\d+)\^?~?$/o) {
+ my ($pcno) = $s =~ /^PC(\d\d)/o;
+ confess "$call called adjust_hops with '$s'" unless $pcno;
+ my $ref = $nodehops{$call} if %nodehops;
+ if ($ref) {
+ my $newhops = $ref->{$pcno};
+ return "" if defined $newhops && $newhops == 0;
+ $newhops = $ref->{default} unless $newhops;
+ return "" if defined $newhops && $newhops == 0;
+ $newhops = $hops if !$newhops;
+ $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
+ }
+ }