+
+ if ($sort eq 'A') {
+ for (@nent) {
+ push @radd, _add_thingy($parent, $_);
+ }
+ } elsif ($sort eq 'D') {
+ for (@nent) {
+ push @rdel, _del_thingy($parent, $_);
+ }
+ } elsif ($sort eq 'C') {
+ my (@nodes, @users);
+
+ # we only reset obscounts on config records
+ $oparent->reset_obs;
+ dbg("ROUTE: reset obscount on $pcall now " . $oparent->obscount) if isdbg('obscount');
+ if ($oparent != $parent) {
+ $parent->reset_obs;
+ dbg("ROUTE: reset obscount on $parent->{call} now " . $parent->obscount) if isdbg('obscount');
+ }
+
+ #
+ foreach my $r (@nent) {
+ # my ($call, $is_node, $is_extnode, $here, $version, $build) = _decode_pc92_call($_);
+ if ($r->[0]) {
+ if ($r->[1]) {
+ push @nodes, $r->[0];
+ } else {
+ push @users, $r->[0];
+ }
+ } else {
+ dbg("PCPROT: pc92 call entry '$_' not decoded, ignored") if isdbg('chanerr');
+ }
+ }
+
+ my ($dnodes, $dusers, $nnodes, $nusers) = $parent->calc_config_changes(\@nodes, \@users);
+
+ # add users here
+ foreach my $r (@nent) {
+ my $call = $r->[0];
+ if ($call) {
+ push @radd,_add_thingy($parent, $r) if grep $call eq $_, (@$nnodes, @$nusers);
+ }
+ }
+ # del users here
+ foreach my $r (@$dnodes) {
+ push @rdel,_del_thingy($parent, [$r, 1]);
+ }
+ foreach my $r (@$dusers) {
+ push @rdel,_del_thingy($parent, [$r, 0]);
+ }
+
+ # remember this last PC92C for rebroadcast on demand
+ $parent->last_PC92C($line);
+ } else {
+ dbg("PCPROT: unknown action '$sort', ignored") if isdbg('chanerr');
+ return;
+ }
+
+ foreach my $r (@rdel) {
+ next unless $r;
+
+ $self->route_pc21($pcall, undef, $r) if $r->isa('Route::Node');
+ $self->route_pc17($pcall, undef, $parent, $r) if $r->isa('Route::User');
+ }
+ my @pc19 = grep { $_ && $_->isa('Route::Node') } @radd;
+ my @pc16 = grep { $_ && $_->isa('Route::User') } @radd;
+ unshift @pc19, $parent if $self->{state} eq 'init92' && $oparent == $parent;
+ $self->route_pc19($pcall, undef, @pc19) if @pc19;
+ $self->route_pc16($pcall, undef, $parent, @pc16) if @pc16;
+ }
+
+ # broadcast it if we get here
+ $self->broadcast_route_pc9x($pcall, undef, $line, 0);
+}
+
+
+sub handle_93
+{
+ my $self = shift;
+ my $pcno = shift;
+ my $line = shift;
+ my $origin = shift;
+
+# $self->{do_pc9x} ||= 1;
+
+ my $pcall = $_[1]; # this is now checked earlier
+
+ # remember that we are converting PC10->PC93 and self will be $main::me if it
+ # comes from us
+ unless ($self->{do_pc9x}) {
+ dbg("PCPROT: PC9x come in from non-PC9x node, ignored") if isdbg('chanerr');
+ return;
+ }
+
+ my $t = $_[2];
+ my $parent = check_pc9x_t($pcall, $t, 93, 1) || return;
+
+ my $to = uc $_[3];
+ my $from = uc $_[4];
+ my $via = uc $_[5];
+ my $text = $_[6];
+ my $onode = uc $_[7];
+ $onode = $pcall if @_ <= 8;
+
+ # this is catch loops caused by bad software ...
+ if (eph_dup("PC93|$from|$text|$onode", $pc10_dupe_age)) {
+ return;