X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXProt.pm;h=f8b3e08bbfebf21e27475c5a46cd31b1f9b5f841;hb=314a26e98d3c3e6a717a9f66ead3ed91cce09ea5;hp=e1d4fb28647bc854325538a418033766bb32cc37;hpb=d2166e1f70cd2fae131c906c67f1a322472fb5a4;p=spider.git

diff --git a/perl/DXProt.pm b/perl/DXProt.pm
index e1d4fb28..f8b3e08b 100644
--- a/perl/DXProt.pm
+++ b/perl/DXProt.pm
@@ -27,32 +27,32 @@ use DXDb;
 use AnnTalk;
 use Geomag;
 use WCY;
-use Time::HiRes qw(gettimeofday tv_interval);
 use BadWords;
 use DXHash;
 use Route;
 use Route::Node;
 use Script;
+use RouteDB;
+use DXProtHandle;
 
 use strict;
 
 use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/  || (0,0));
-$main::build += $VERSION;
-$main::branch += $BRANCH;
-
 use vars qw($pc11_max_age $pc23_max_age $last_pc50 $eph_restime $eph_info_restime $eph_pc34_restime
 			$last_hour $last10 %eph  %pings %rcmds $ann_to_talk
-			$pingint $obscount %pc19list $chatdupeage
+			$pingint $obscount %pc19list $chatdupeage $chatimportfn
+			$investigation_int $pc19_version $myprot_version
 			%nodehops $baddx $badspotter $badnode $censorpc $rspfcheck
-			$allowzero $decode_dk0wcy $send_opernam @checklist);
+			$allowzero $decode_dk0wcy $send_opernam @checklist
+			$eph_pc15_restime $pc92_update_period $last_pc92_update
+		   );
+
+($VERSION, $BRANCH) = dxver(q$Revision$);
 
 $pc11_max_age = 1*3600;			# the maximum age for an incoming 'real-time' pc11
 $pc23_max_age = 1*3600;			# the maximum age for an incoming 'real-time' pc23
 
 $last_hour = time;				# last time I did an hourly periodic update
-%pings = ();                    # outstanding ping requests outbound
 %rcmds = ();                    # outstanding rcmd requests outbound
 %nodehops = ();                 # node specific hop control
 %pc19list = ();					# list of outstanding PC19s that haven't had PC16s on them
@@ -67,10 +67,17 @@ $ann_to_talk = 1;
 $rspfcheck = 1;
 $eph_restime = 180;
 $eph_info_restime = 60*60;
+$eph_pc15_restime = 6*60;
 $eph_pc34_restime = 30;
 $pingint = 5*60;
 $obscount = 2;
 $chatdupeage = 20 * 60 * 60;
+$chatimportfn = "$main::root/chat_import";
+$investigation_int = 12*60*60;	# time between checks to see if we can see this node
+$pc19_version = 5466;			# the visible version no for outgoing PC19s generated from pc59
+$pc92_update_period = 30*60;	# the period between PC92 C updates
+$last_pc92_update = time + int rand(180);		# the last time a PC92 config update
+
 
 @checklist = 
 (
@@ -199,6 +206,21 @@ sub init
 {
 	do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
 	confess $@ if $@;
+
+	my $user = DXUser->get($main::mycall);
+	die "User $main::mycall not setup or disappeared RTFM" unless $user;
+	
+	$myprot_version += $main::version*100;
+	$main::me = DXProt->new($main::mycall, 0, $user); 
+	$main::me->{here} = 1;
+	$main::me->{state} = "indifferent";
+	$main::me->{sort} = 'S';    # S for spider
+	$main::me->{priv} = 9;
+	$main::me->{metric} = 0;
+	$main::me->{pingave} = 0;
+	$main::me->{registered} = 1;
+	$main::me->{version} = $main::version;
+	$main::me->{build} = $main::build;
 }
 
 #
@@ -227,7 +249,10 @@ sub start
 	my $user = $self->{user};
 
 	# log it
-	my $host = $self->{conn}->{peerhost} || "unknown";
+	my $host = $self->{conn}->{peerhost};
+	$host ||= "AGW Port #$self->{conn}->{agwport}" if exists $self->{conn}->{agwport};
+	$host ||= "unknown";
+
 	Log('DXProt', "$call connected from $host");
 	
 	# remember type of connection
@@ -274,1378 +299,85 @@ sub start
 	$self->{pingave} = 999;
 	$self->{metric} ||= 100;
 	$self->{lastping} = $main::systime;
+	
+	# send initialisation string
+	unless ($self->{outbound}) {
+		$self->sendinit;
+	}
+	
+	$self->state('init');
+	$self->{pc50_t} = $main::systime;
 
-	# send initialisation string
-	unless ($self->{outbound}) {
-		$self->sendinit;
-	}
-	
-	$self->state('init');
-	$self->{pc50_t} = $main::systime;
-
-	# send info to all logged in thingies
-	$self->tell_login('loginn');
-
-	# run a script send the output to the debug file
-	my $script = new Script(lc $call) || new Script('node_default');
-	$script->run($self) if $script;
-}
-
-#
-# send outgoing 'challenge'
-#
-
-sub sendinit
-{
-	my $self = shift;
-	$self->send(pc18());
-}
-
-sub removepc90
-{
-	$_[0] =~ s/^PC90\^[-A-Z0-9]+\^\d+\^//;
-}
-
-sub removepc91
-{
-	$_[0] =~ s/^PC91\^[-A-Z0-9]+\^\d+\^[-A-Z0-9]+\^//;
-}
-
-sub send
-{
-	my $self = shift;
-	while (@_) {
-		my $line = shift;
-		if ($self->user->wantpc90) {
-			$line = mungepc90($line);
-		} else {
-			removepc91($line);
-			removepc90($line);
-		}
-		$self->SUPER::send($line);
-	}
-}
-
-my $pc90msgid = 0;
-
-sub nextpc90
-{
-	$pc90msgid = 0 if $pc90msgid > 9999;
-	return $pc90msgid++;
-}
-
-sub mungepc90
-{
-	unless ($_[0] =~ /^PC9\d/) {
-		my $id = nextpc90();
-		return "PC90^$main::mycall^$id^" . $_[0]; 
-	} 
-	return $_[0];
-}
-
-sub mungepc91
-{
-	unless ($_[1] =~ /^PC9\d/) {
-		my $id = nextpc90();
-		return "PC91^$main::mycall^$id^$_[0]^" . $_[1]; 
-	} 
-	return $_[1];
-}
-
-#
-# This is the normal pcxx despatcher
-#
-sub normal
-{
-	my ($self, $line) = @_;
-	my @field = split /\^/, $line;
-	return unless @field;
-	
-	pop @field if $field[-1] eq '~';
-	
-#	print join(',', @field), "\n";
-						
-	
-	# process PC frames, this will fail unless the frame starts PCnn
-	my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
-	unless (defined $pcno && $pcno >= 10 && $pcno <= 99) {
-		dbg("PCPROT: unknown protocol") if isdbg('chanerr');
-		return;
-	}
-
-	# check for and dump bad protocol messages
-	my $n = check($pcno, @field);
-	if ($n) {
-		dbg("PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")") if isdbg('chanerr');
-		return;
-	}
-
-	# handle PC90 frames in a special way.
-    # 
-	# PC90 frames are normal frames that that are wrapped in inside a PC90 
-    # The extra fields are "originating node" and a sequence number.
-    # The sequence number is checked against the nodes 'last one' to see if
-	# it is a duplicate and, if so, is dropped at this stage; before any
-	# other processing.
-	#
-	# This is done here simply for efficiency. Adding another function would
-	# add more copying and so on.
-	#
-
-	my $origin = $self->{call};
-	
-	if ($pcno >= 90) {
-		$origin = $field[1];
-		if ($origin eq $main::mycall) {
-			dbg("PCPROT: loop dupe") if isdbg('chanerr');
-			return;
-		}
-		$self->user->wantpc90(1) unless $self->user->wantpc90 || $origin ne $self->{call};
-		my $seq = $field[2];
-		my $node = Route::Node::get($origin);
-		if ($node) {
-			if (my $lid = $node->lid) {
-				my $cmp = $seq >= $lid ? $seq : $seq + 9999;
-				if ($cmp <= $lid) {
-					dbg("PCPROT: sequence dupe $seq ($cmp) <= $lid") if isdbg('chanerr');
-					return;
-				}
-			}
-			$node->lid($seq);
-		}
-
-		# do a recheck on the contents of the PC90
-		if ($pcno >= 90) {
-			shift @field;
-			shift @field;
-			shift @field;
-			$origin = shift @field if $pcno == 91;
-
-			($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
-			unless (defined $pcno && $pcno >= 10 && $pcno <= 89) {
-				dbg("PCPROT: unknown protocol") if isdbg('chanerr');
-				return;
-			}
-			
-			# check for and dump bad protocol messages
-			my $n = check($pcno, @field);
-			if ($n) {
-				dbg("PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")") if isdbg('chanerr');
-				return;
-			}
-		}
-	} else {
-		if ($pcno == 16 || $pcno == 17 || $pcno == 19 || $pcno == 21) {
-			$line = mungepc91($origin, $line);
-		} else {
-			$line = mungepc90($line);
-		}
-	}
-
-	no strict 'subs';
-	my $sub = "handle_$pcno";
-
-	if ($self->can($sub)) {
-		$self->$sub($pcno, $line, $origin, @field);
-	} else {
-		$self->handle_default($pcno, $line, $origin, @field);
-	}
-}
-	
-# incoming talk commands
-sub handle_10
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	# rsfp check
-	return if $rspfcheck and !$self->rspfcheck(0, $_[6], $_[1]);
-			
-	# will we allow it at all?
-	if ($censorpc) {
-		my @bad;
-		if (@bad = BadWords::check($_[3])) {
-			dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
-			return;
-		}
-	}
-
-	# is it for me or one of mine?
-	my ($from, $to, $via, $call, $dxchan);
-	$from = $_[1];
-	if ($_[5] gt ' ') {
-		$via = $_[2];
-		$to = $_[5];
-	} else {
-		$to = $_[2];
-	}
-
-	# if this is a 'nodx' node then ignore it
-	if ($badnode->in($_[6]) || ($via && $badnode->in($via))) {
-		dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
-		return;
-	}
-
-	# if this is a 'bad spotter' user then ignore it
-	my $nossid = $from;
-	$nossid =~ s/-\d+$//;
-	if ($badspotter->in($nossid)) {
-		dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
-		return;
-	}
-
-	# if we are converting announces to talk is it a dup?
-	if ($ann_to_talk) {
-		if (AnnTalk::is_talk_candidate($from, $_[3]) && AnnTalk::dup($from, $to, $_[3])) {
-			dbg("DXPROT: Dupe talk from announce, dropped") if isdbg('chanerr');
-			return;
-		}
-	}
-
-	# it is here and logged on
-	$dxchan = DXChannel->get($main::myalias) if $to eq $main::mycall;
-	$dxchan = DXChannel->get($to) unless $dxchan;
-	if ($dxchan && $dxchan->is_user) {
-		$_[3] =~ s/\%5E/^/g;
-		$dxchan->talk($from, $to, $via, $_[3]);
-		return;
-	}
-
-	# is it elsewhere, visible on the cluster via the to address?
-	# note: this discards the via unless the to address is on
-	# the via address
-	my ($ref, $vref);
-	if ($ref = Route::get($to)) {
-		$vref = Route::Node::get($via) if $via;
-		$vref = undef unless $vref && grep $to eq $_, $vref->users;
-		$ref->dxchan->talk($from, $to, $vref ? $via : undef, $_[3], $_[6]);
-		return;
-	}
-
-	# not visible here, send a message of condolence
-	$vref = undef;
-	$ref = Route::get($from);
-	$vref = $ref = Route::Node::get($_[6]) unless $ref; 
-	if ($ref) {
-		$dxchan = $ref->dxchan;
-		$dxchan->talk($main::mycall, $from, $vref ? $vref->call : undef, $dxchan->msg('talknh', $to) );
-	}
-}
-
-# DX Spot handling
-sub handle_11
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	# route 'foreign' pc26s 
-	if ($pcno == 26) {
-		if ($_[7] ne $main::mycall) {
-			$self->route($_[7], $line);
-			return;
-		}
-	}
-			
-	# rsfp check
-	#			return if $rspfcheck and !$self->rspfcheck(1, $_[7], $_[6]);
-
-	# if this is a 'nodx' node then ignore it
-	if ($badnode->in($_[7])) {
-		dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
-		return;
-	}
-			
-	# if this is a 'bad spotter' user then ignore it
-	my $nossid = $_[6];
-	$nossid =~ s/-\d+$//;
-	if ($badspotter->in($nossid)) {
-		dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
-		return;
-	}
-			
-	# convert the date to a unix date
-	my $d = cltounix($_[3], $_[4]);
-	# bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
-	if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
-		dbg("PCPROT: Spot ignored, invalid date or out of range ($_[3] $_[4])\n") if isdbg('chanerr');
-		return;
-	}
-
-	# is it 'baddx'
-	if ($baddx->in($_[2]) || BadWords::check($_[2]) || $_[2] =~ /COCK/) {
-		dbg("PCPROT: Bad DX spot, ignored") if isdbg('chanerr');
-		return;
-	}
-			
-	# do some de-duping
-	$_[5] =~ s/^\s+//;			# take any leading blanks off
-	$_[2] = unpad($_[2]);		# take off leading and trailing blanks from spotted callsign
-	if ($_[2] =~ /BUST\w*$/) {
-		dbg("PCPROT: useless 'BUSTED' spot") if isdbg('chanerr');
-		return;
-	}
-	if ($censorpc) {
-		my @bad;
-		if (@bad = BadWords::check($_[5])) {
-			dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
-			return;
-		}
-	}
-
-
-	my @spot = Spot::prepare($_[1], $_[2], $d, $_[5], $_[6], $_[7]);
-	# global spot filtering on INPUT
-	if ($self->{inspotsfilter}) {
-		my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
-		unless ($filter) {
-			dbg("PCPROT: Rejected by input spot filter") if isdbg('chanerr');
-			return;
-		}
-	}
-
-	# this goes after the input filtering, but before the add
-	# so that if it is input filtered, it isn't added to the dup
-	# list. This allows it to come in from a "legitimate" source
-	if (Spot::dup($_[1], $_[2], $d, $_[5], $_[6])) {
-		dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
-		return;
-	}
-
-	# add it 
-	Spot::add(@spot);
-
-	#
-	# @spot at this point contains:-
-	# freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
-	# then  spotted itu, spotted cq, spotters itu, spotters cq
-	# you should be able to route on any of these
-	#
-			
-	# fix up qra locators of known users 
-	my $user = DXUser->get_current($spot[4]);
-	if ($user) {
-		my $qra = $user->qra;
-		unless ($qra && is_qra($qra)) {
-			my $lat = $user->lat;
-			my $long = $user->long;
-			if (defined $lat && defined $long) {
-				$user->qra(DXBearing::lltoqra($lat, $long)); 
-				$user->put;
-			}
-		}
-
-		# send a remote command to a distant cluster if it is visible and there is no
-		# qra locator and we havn't done it for a month.
-
-		unless ($user->qra) {
-			my $node;
-			my $to = $user->homenode;
-			my $last = $user->lastoper || 0;
-			if ($send_opernam && $to && $to ne $main::mycall && $main::systime > $last + $DXUser::lastoperinterval && ($node = Route::Node::get($to)) ) {
-				my $cmd = "forward/opernam $spot[4]";
-				# send the rcmd but we aren't interested in the replies...
-				my $dxchan = $node->dxchan;
-				if ($dxchan && $dxchan->is_clx) {
-					route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
-				} else {
-					route(undef, $to, pc34($main::mycall, $to, $cmd));
-				}
-				if ($to ne $_[7]) {
-					$to = $_[7];
-					$node = Route::Node::get($to);
-					if ($node) {
-						$dxchan = $node->dxchan;
-						if ($dxchan && $dxchan->is_clx) {
-							route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
-						} else {
-							route(undef, $to, pc34($main::mycall, $to, $cmd));
-						}
-					}
-				}
-				$user->lastoper($main::systime);
-				$user->put;
-			}
-		}
-	}
-				
-	# local processing 
-	my $r;
-	eval {
-		$r = Local::spot($self, @spot);
-	};
-	#			dbg("Local::spot1 error $@") if isdbg('local') if $@;
-	return if $r;
-
-	# DON'T be silly and send on PC26s!
-	return if $pcno == 26;
-
-	# send out the filtered spots
-	send_dx_spot($self, $line, @spot) if @spot;
-}
-		
-# announces
-sub handle_12
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	#			return if $rspfcheck and !$self->rspfcheck(1, $_[5], $_[1]);
-
-	# announce duplicate checking
-	$_[3] =~ s/^\s+//;			# remove leading blanks
-
-	if ($censorpc) {
-		my @bad;
-		if (@bad = BadWords::check($_[3])) {
-			dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
-			return;
-		}
-	}
-
-	# if this is a 'nodx' node then ignore it
-	if ($badnode->in($_[5])) {
-		dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
-		return;
-	}
-
-	# if this is a 'bad spotter' user then ignore it
-	my $nossid = $_[1];
-	$nossid =~ s/-\d+$//;
-	if ($badspotter->in($nossid)) {
-		dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
-		return;
-	}
-
-	my $dxchan;
-	
-	if ((($dxchan = DXChannel->get($_[2])) && $dxchan->is_user) || $_[4] =~ /^[\#\w.]+$/){
-		$self->send_chat($line, @_[1..6]);
-	} elsif ($_[2] eq '*' || $_[2] eq $main::mycall) {
-
-		# ignore something that looks like a chat line coming in with sysop
-		# flag - this is a kludge...
-		if ($_[3] =~ /^\#\d+ / && $_[4] eq '*') {
-			dbg('PCPROT: Probable chat rewrite, dropped') if isdbg('chanerr');
-			return;
-		}
-
-		# here's a bit of fun, convert incoming ann with a callsign in the first word
-		# or one saying 'to <call>' to a talk if we can route to the recipient
-		if ($ann_to_talk) {
-			my $call = AnnTalk::is_talk_candidate($_[1], $_[3]);
-			if ($call) {
-				my $ref = Route::get($call);
-				if ($ref) {
-					$dxchan = $ref->dxchan;
-					$dxchan->talk($_[1], $call, undef, $_[3], $_[5]) if $dxchan != $self;
-					return;
-				}
-			}
-		}
-	
-		# send it
-		$self->send_announce($line, @_[1..6]);
-	} else {
-		$self->route($_[2], $line);
-	}
-}
-		
-# incoming user		
-sub handle_16
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC16 detected") if isdbg('chanerr');
-		return;
-	}
-
-	# general checks
-	my $dxchan;
-	my $ncall = $_[1];
-	my $newline = "PC16^";
-			
-	# do I want users from this channel?
-	unless ($self->user->wantpc16) {
-		dbg("PCPROT: don't send users to $self->{call}") if isdbg('chanerr');
-		return;
-	}
-	# is it me?
-	if ($ncall eq $main::mycall) {
-		dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
-		return;
-	}
-	my $parent = Route::Node::get($ncall); 
-
-	# if there is a parent, proceed, otherwise if there is a latent PC19 in the PC19list, 
-	# fix it up in the routing tables and issue it forth before the PC16
-	unless ($parent) {
-		my $nl = $pc19list{$ncall};
-
-		if ($nl && @_ > 3) { # 3 because of the hop count!
-
-			# this is a new (remembered) node, now attach it to me if it isn't in filtered
-			# and we haven't disallowed it
-			my $user = DXUser->get_current($ncall);
-			if (!$user) {
-				$user = DXUser->new($ncall);
-				$user->sort('A');
-				$user->priv(1);	# I have relented and defaulted nodes
-				$user->lockout(1);
-				$user->homenode($ncall);
-				$user->node($ncall);
-			}
-
-			my $wantpc19 = $user->wantroutepc19;
-			if ($wantpc19 || !defined $wantpc19) {
-				my $new = Route->new($ncall); # throw away
-				if ($self->in_filter_route($new)) {
-					my @nrout;
-					for (@$nl) {
-						$parent = Route::Node::get($_->[0]);
-						$dxchan = $parent->dxchan if $parent;
-						if ($dxchan && $dxchan ne $self) {
-							dbg("PCPROT: PC19 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
-							$parent = undef;
-						}
-						if ($parent) {
-							my $r = $parent->add($ncall, $_->[1], $_->[2]);
-							push @nrout, $r unless @nrout;
-						}
-					}
-					$user->wantroutepc19(1) unless defined $wantpc19; # for now we work on the basis that pc16 = real route 
-					$user->lastin($main::systime) unless DXChannel->get($ncall);
-					$user->put;
-						
-					# route the pc19 - this will cause 'stuttering PC19s' for a while
-					$self->route_pc19($origin, $line, @nrout) if @nrout ;
-					$parent = Route::Node::get($ncall);
-					unless ($parent) {
-						dbg("PCPROT: lost $ncall after sending PC19 for it?");
-						return;
-					}
-				} else {
-					return;
-				}
-				delete $pc19list{$ncall};
-			}
-		} else {
-			dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
-			return;
-		}
-	} else {
-				
-		$dxchan = $parent->dxchan;
-		if ($dxchan && $dxchan ne $self) {
-			dbg("PCPROT: PC16 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
-			return;
-		}
-
-		# input filter if required
-		return unless $self->in_filter_route($parent);
-	}
-
-	my $i;
-	my @rout;
-	for ($i = 2; $i < $#_; $i++) {
-		my ($call, $conf, $here) = $_[$i] =~ /^(\S+) (\S) (\d)/o;
-		next unless $call && $conf && defined $here && is_callsign($call);
-		next if $call eq $main::mycall;
-
-		eph_del_regex("^PC17\\^$call\\^$ncall");
-				
-		$conf = $conf eq '*';
-
-		# reject this if we think it is a node already
-		my $r = Route::Node::get($call);
-		my $u = DXUser->get_current($call) unless $r;
-		if ($r || ($u && $u->is_node)) {
-			dbg("PCPROT: $call is a node") if isdbg('chanerr');
-			next;
-		}
-				
-		$r = Route::User::get($call);
-		my $flags = Route::here($here)|Route::conf($conf);
-				
-		if ($r) {
-			my $au = $r->addparent($parent);					
-			if ($r->flags != $flags) {
-				$r->flags($flags);
-				$au = $r;
-			}
-			push @rout, $r if $au;
-		} else {
-			push @rout, $parent->add_user($call, $flags);
-		}
-		
-				
-		# add this station to the user database, if required
-		$call =~ s/-\d+$//o;	# remove ssid for users
-		my $user = DXUser->get_current($call);
-		$user = DXUser->new($call) if !$user;
-		$user->homenode($parent->call) if !$user->homenode;
-		$user->node($parent->call);
-		$user->lastin($main::systime) unless DXChannel->get($call);
-		$user->put;
-	}
-	$self->route_pc16($origin, $line, $parent, @rout) if @rout;
-}
-		
-# remove a user
-sub handle_17
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $dxchan;
-	my $ncall = $_[2];
-	my $ucall = $_[1];
-
-	eph_del_regex("^PC16\\^$ncall.*$ucall");
-			
-	# do I want users from this channel?
-	unless ($self->user->wantpc16) {
-		dbg("PCPROT: don't send users to $self->{call}") if isdbg('chanerr');
-		return;
-	}
-	if ($ncall eq $main::mycall) {
-		dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
-		return;
-	}
-
-	my $uref = Route::User::get($ucall);
-	unless ($uref) {
-		dbg("PCPROT: Route::User $ucall not in config") if isdbg('chanerr');
-		return;
-	}
-	my $parent = Route::Node::get($ncall);
-	unless ($parent) {
-		dbg("PCPROT: Route::Node $ncall not in config") if isdbg('chanerr');
-		return;
-	}			
-
-	$dxchan = $parent->dxchan;
-	if ($dxchan && $dxchan ne $self) {
-		dbg("PCPROT: PC17 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
-		return;
-	}
-
-	# input filter if required
-	return unless $self->in_filter_route($parent);
-			
-	$parent->del_user($uref);
-
-	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
-		return;
-	}
-
-	$self->route_pc17($origin, $line, $parent, $uref);
-}
-		
-# link request
-sub handle_18
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	$self->state('init');	
-
-	# record the type and version offered
-	if ($_[1] =~ /DXSpider Version: (\d+\.\d+) Build: (\d+\.\d+)/) {
-		$self->version(53 + $1);
-		$self->user->version(53 + $1);
-		$self->build(0 + $2);
-		$self->user->build(0 + $2);
-		unless ($self->is_spider) {
-			$self->user->sort('S');
-			$self->user->put;
-			$self->sort('S');
-		}
-	} else {
-		$self->version(50.0);
-		$self->version($_[2] / 100) if $_[2] && $_[2] =~ /^\d+$/;
-		$self->user->version($self->version);
-	}
-
-	# first clear out any nodes on this dxchannel
-	my $parent = Route::Node::get($self->{call});
-	my @rout = $parent->del_nodes;
-	$self->route_pc21($origin, $line, @rout, $parent) if @rout;
-	$self->send_local_config();
-	$self->send(pc20());
-}
-		
-# incoming cluster list
-sub handle_19
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	my $i;
-	my $newline = "PC19^";
-
-	if (eph_dup($line)) {
-		dbg("PCPROT: dup PC19 detected") if isdbg('chanerr');
-		return;
-	}
-
-	# new routing list
-	my @rout;
-	my $parent = Route::Node::get($self->{call});
-	unless ($parent) {
-		dbg("DXPROT: my parent $self->{call} has disappeared");
-		$self->disconnect;
-		return;
-	}
-
-	# parse the PC19
-	for ($i = 1; $i < $#_-1; $i += 4) {
-		my $here = $_[$i];
-		my $call = uc $_[$i+1];
-		my $conf = $_[$i+2];
-		my $ver = $_[$i+3];
-		next unless defined $here && defined $conf && is_callsign($call);
-
-		eph_del_regex("^PC(?:21\\^$call|17\\^[^\\^]+\\^$call)");
-				
-		# check for sane parameters
-		#				$ver = 5000 if $ver eq '0000';
-		next if $ver < 5000;	# only works with version 5 software
-		next if length $call < 3; # min 3 letter callsigns
-		next if $call eq $main::mycall;
-
-		# check that this PC19 isn't trying to alter the wrong dxchan
-		my $dxchan = DXChannel->get($call);
-		if ($dxchan && $dxchan != $self) {
-			dbg("PCPROT: PC19 from $self->{call} trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
-			next;
-		}
-
-		# add this station to the user database, if required (don't remove SSID from nodes)
-		my $user = DXUser->get_current($call);
-		if (!$user) {
-			$user = DXUser->new($call);
-			$user->sort('A');
-			$user->priv(1);		# I have relented and defaulted nodes
-			$user->lockout(1);
-			$user->homenode($call);
-			$user->node($call);
-		}
-
-		my $r = Route::Node::get($call);
-		my $flags = Route::here($here)|Route::conf($conf);
-
-		# modify the routing table if it is in it, otherwise store it in the pc19list for now
-		if ($r) {
-			my $ar;
-			if ($call ne $parent->call) {
-				if ($self->in_filter_route($r)) {
-					$ar = $parent->add($call, $ver, $flags);
-					push @rout, $ar if $ar;
-				} else {
-					next;
-				}
-			}
-			if ($r->version ne $ver || $r->flags != $flags) {
-				$r->version($ver);
-				$r->flags($flags);
-				push @rout, $r unless $ar;
-			}
-		} else {
-
-			# if he is directly connected or allowed then add him, otherwise store him up for later
-			if ($call eq $self->{call} || $user->wantroutepc19) {
-				my $new = Route->new($call); # throw away
-				if ($self->in_filter_route($new)) {
-					my $ar = $parent->add($call, $ver, $flags);
-					$user->wantroutepc19(1) unless defined $user->wantroutepc19;
-					push @rout, $ar if $ar;
-				} else {
-					next;
-				}
-			} else {
-				$pc19list{$call} = [] unless exists $pc19list{$call};
-				my $nl = $pc19list{$call};
-				push @{$pc19list{$call}}, [$self->{call}, $ver, $flags] unless grep $_->[0] eq $self->{call}, @$nl;
-			}
-		}
-
-		# unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
-		my $mref = DXMsg::get_busy($call);
-		$mref->stop_msg($call) if $mref;
-				
-		$user->lastin($main::systime) unless DXChannel->get($call);
-		$user->put;
-	}
-
-
-	$self->route_pc19($origin, $line, @rout) if @rout;
-}
-		
-# send local configuration
-sub handle_20
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	$self->send_local_config();
-	$self->send(pc22());
-	$self->state('normal');
-	$self->{lastping} = 0;
-}
-		
-# delete a cluster from the list
-sub handle_21
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $call = uc $_[1];
-
-	eph_del_regex("^PC1[679].*$call");
-			
-	# if I get a PC21 from the same callsign as self then treat it
-	# as a PC39: I have gone away
-	if ($call eq $self->call) {
-		$self->disconnect(1);
-		return;
-	}
-
-	# check to see if we are in the pc19list, if we are then don't bother with any of
-	# this routing table manipulation, just remove it from the list and dump it
-	my @rout;
-	if (my $nl = $pc19list{$call}) {
-		$pc19list{$call} = [ grep {$_->[0] ne $self->{call}} @$nl ];
-		delete $pc19list{$call} unless @{$pc19list{$call}};
-	} else {
-				
-		my $parent = Route::Node::get($self->{call});
-		unless ($parent) {
-			dbg("DXPROT: my parent $self->{call} has disappeared");
-			$self->disconnect;
-			return;
-		}
-		if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
-			my $node = Route::Node::get($call);
-			if ($node) {
-						
-				my $dxchan = DXChannel->get($call);
-				if ($dxchan && $dxchan != $self) {
-					dbg("PCPROT: PC21 from $self->{call} trying to alter locally connected $call, ignored!") if isdbg('chanerr');
-					return;
-				}
-						
-				# input filter it
-				return unless $self->in_filter_route($node);
-						
-				# routing objects
-				push @rout, $node->del($parent);
-			}
-		} else {
-			dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
-			return;
-		}
-	}
-
-	$self->route_pc21($origin, $line, @rout) if @rout;
-}
-		
-
-sub handle_22
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	$self->state('normal');
-	$self->{lastping} = 0;
-}
-				
-# WWV info
-sub handle_23
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-			
-	# route foreign' pc27s 
-	if ($pcno == 27) {
-		if ($_[8] ne $main::mycall) {
-			$self->route($_[8], $line);
-			return;
-		}
-	}
-
-	return if $rspfcheck and !$self->rspfcheck(1, $_[8], $_[7]);
-
-	# do some de-duping
-	my $d = cltounix($_[1], sprintf("%02d18Z", $_[2]));
-	my $sfi = unpad($_[3]);
-	my $k = unpad($_[4]);
-	my $i = unpad($_[5]);
-	my ($r) = $_[6] =~ /R=(\d+)/;
-	$r = 0 unless $r;
-	if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $_[2] < 0 || $_[2] > 23) {
-		dbg("PCPROT: WWV Date ($_[1] $_[2]) out of range") if isdbg('chanerr');
-		return;
-	}
-	if (Geomag::dup($d,$sfi,$k,$i,$_[6])) {
-		dbg("PCPROT: Dup WWV Spot ignored\n") if isdbg('chanerr');
-		return;
-	}
-	$_[7] =~ s/-\d+$//o;		# remove spotter's ssid
-		
-	my $wwv = Geomag::update($d, $_[2], $sfi, $k, $i, @_[6..8], $r);
-
-	my $rep;
-	eval {
-		$rep = Local::wwv($self, $_[1], $_[2], $sfi, $k, $i, @_[6..8], $r);
-	};
-	#			dbg("Local::wwv2 error $@") if isdbg('local') if $@;
-	return if $rep;
-
-	# DON'T be silly and send on PC27s!
-	return if $pcno == 27;
-
-	# broadcast to the eager world
-	send_wwv_spot($self, $line, $d, $_[2], $sfi, $k, $i, @_[6..8]);
-}
-		
-# set here status
-sub handle_24
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $call = uc $_[1];
-	my ($nref, $uref);
-	$nref = Route::Node::get($call);
-	$uref = Route::User::get($call);
-	return unless $nref || $uref; # if we don't know where they are, it's pointless sending it on
-			
-	if (eph_dup($line)) {
-		dbg("PCPROT: Dup PC24 ignored\n") if isdbg('chanerr');
-		return;
-	}
-	
-	$nref->here($_[2]) if $nref;
-	$uref->here($_[2]) if $uref;
-	my $ref = $nref || $uref;
-	return unless $self->in_filter_route($ref);
-
-	$self->route_pc24($origin, $line, $ref, $_[3]);
-}
-		
-# merge request
-sub handle_25
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	if ($_[1] ne $main::mycall) {
-		$self->route($_[1], $line);
-		return;
-	}
-	if ($_[2] eq $main::mycall) {
-		dbg("PCPROT: Trying to merge to myself, ignored") if isdbg('chanerr');
-		return;
-	}
-
-	Log('DXProt', "Merge request for $_[3] spots and $_[4] WWV from $_[2]");
-			
-	# spots
-	if ($_[3] > 0) {
-		my @in = reverse Spot::search(1, undef, undef, 0, $_[3]);
-		my $in;
-		foreach $in (@in) {
-			$self->send(pc26(@{$in}[0..4], $_[2]));
-		}
-	}
-
-	# wwv
-	if ($_[4] > 0) {
-		my @in = reverse Geomag::search(0, $_[4], time, 1);
-		my $in;
-		foreach $in (@in) {
-			$self->send(pc27(@{$in}[0..5], $_[2]));
-		}
-	}
-}
-
-sub handle_26 {goto &handle_11}
-sub handle_27 {goto &handle_23}
-
-# mail/file handling
-sub handle_28
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	if ($_[1] eq $main::mycall) {
-		no strict 'refs';
-		my $sub = "DXMsg::handle_$pcno";
-		&$sub($self, @_);
-	} else {
-		$self->route($_[1], $line) unless $self->is_clx;
-	}
-}
-
-sub handle_29 {goto &handle_28}
-sub handle_30 {goto &handle_28}
-sub handle_31 {goto &handle_28}
-sub handle_32 {goto &handle_28}
-sub handle_33 {goto &handle_28}
-		
-sub handle_34
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	if (eph_dup($line, $eph_pc34_restime)) {
-		dbg("PCPROT: dupe PC34, ignored") if isdbg('chanerr');
-	} else {
-		$self->process_rcmd($_[1], $_[2], $_[2], $_[3]);
-	}
-}
-		
-# remote command replies
-sub handle_35
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	eph_del_regex("^PC35\\^$_[2]\\^$_[1]\\^");
-	$self->process_rcmd_reply($_[1], $_[2], $_[1], $_[3]);
-}
-		
-sub handle_36 {goto &handle_34}
-
-# database stuff
-sub handle_37
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	DXDb::process($self, $line);
-}
-
-# node connected list from neighbour
-sub handle_38
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-}
-		
-# incoming disconnect
-sub handle_39
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	if ($_[1] eq $self->{call}) {
-		$self->disconnect(1);
-	} else {
-		dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
-	}
-}
-
-sub handle_40 {goto &handle_28}
-		
-# user info
-sub handle_41
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $call = $_[1];
-
-	my $l = $line;
-	$l =~ s/[\x00-\x20\x7f-\xff]+//g; # remove all funny characters and spaces for dup checking
-	if (eph_dup($l, $eph_info_restime)) {
-		dbg("PCPROT: dup PC41, ignored") if isdbg('chanerr');
-		return;
-	}
-			
-	# input filter if required
-	#			my $ref = Route::get($call) || Route->new($call);
-	#			return unless $self->in_filter_route($ref);
-
-	if ($_[3] eq $_[2] || $_[3] =~ /^\s*$/) {
-		dbg('PCPROT: invalid value') if isdbg('chanerr');
-		return;
-	}
-
-	# add this station to the user database, if required
-	my $user = DXUser->get_current($call);
-	$user = DXUser->new($call) unless $user;
-			
-	if ($_[2] == 1) {
-		$user->name($_[3]);
-	} elsif ($_[2] == 2) {
-		$user->qth($_[3]);
-	} elsif ($_[2] == 3) {
-		if (is_latlong($_[3])) {
-			my ($lat, $long) = DXBearing::stoll($_[3]);
-			$user->lat($lat);
-			$user->long($long);
-			$user->qra(DXBearing::lltoqra($lat, $long));
-		} else {
-			dbg('PCPROT: not a valid lat/long') if isdbg('chanerr');
-			return;
-		}
-	} elsif ($_[2] == 4) {
-		$user->homenode($_[3]);
-	} elsif ($_[2] == 5) {
-		if (is_qra(uc $_[3])) {
-			my ($lat, $long) = DXBearing::qratoll(uc $_[3]);
-			$user->lat($lat);
-			$user->long($long);
-			$user->qra(uc $_[3]);
-		} else {
-			dbg('PCPROT: not a valid QRA locator') if isdbg('chanerr');
-			return;
-		}
-	}
-	$user->lastoper($main::systime); # to cut down on excessive for/opers being generated
-	$user->put;
-
-	unless ($self->{isolate}) {
-		DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
-	}
-
-	#  perhaps this IS what we want after all
-	#			$self->route_pc41($ref, $call, $_[2], $_[3], $_[4]);
-}
-
-sub handle_42 {goto &handle_28}
-
-
-# database
-sub handle_44 {goto &handle_37}
-sub handle_45 {goto &handle_37}
-sub handle_46 {goto &handle_37}
-sub handle_47 {goto &handle_37}
-sub handle_48 {goto &handle_37}
-		
-# message and database
-sub handle_49
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	if (eph_dup($line)) {
-		dbg("PCPROT: Dup PC49 ignored\n") if isdbg('chanerr');
-		return;
-	}
-	
-	if ($_[1] eq $main::mycall) {
-		DXMsg::handle_49($self, @_);
-	} else {
-		$self->route($_[1], $line) unless $self->is_clx;
-	}
-}
-
-# keep alive/user list
-sub handle_50
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-
-	my $call = $_[1];
-	my $node = Route::Node::get($call);
-	if ($node) {
-		return unless $node->call eq $self->{call};
-		$node->usercount($_[2]);
-
-		# input filter if required
-		return unless $self->in_filter_route($node);
+	# send info to all logged in thingies
+	$self->tell_login('loginn');
 
-		$self->route_pc50($origin, $line, $node, $_[2], $_[3]) unless eph_dup($line);
-	}
+	# run a script send the output to the debug file
+	my $script = new Script(lc $call) || new Script('node_default');
+	$script->run($self) if $script;
 }
-		
-# incoming ping requests/answers
-sub handle_51
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $to = $_[1];
-	my $from = $_[2];
-	my $flag = $_[3];
 
-			
-	# is it for us?
-	if ($to eq $main::mycall) {
-		if ($flag == 1) {
-			$self->send(pc51($from, $to, '0'));
-		} else {
-			# it's a reply, look in the ping list for this one
-			my $ref = $pings{$from};
-			if ($ref) {
-				my $tochan =  DXChannel->get($from);
-				while (@$ref) {
-					my $r = shift @$ref;
-					my $dxchan = DXChannel->get($r->{call});
-					next unless $dxchan;
-					my $t = tv_interval($r->{t}, [ gettimeofday ]);
-					if ($dxchan->is_user) {
-						my $s = sprintf "%.2f", $t; 
-						my $ave = sprintf "%.2f", $tochan ? ($tochan->{pingave} || $t) : $t;
-						$dxchan->send($dxchan->msg('pingi', $from, $s, $ave))
-					} elsif ($dxchan->is_node) {
-						if ($tochan) {
-							my $nopings = $tochan->user->nopings || $obscount;
-							push @{$tochan->{pingtime}}, $t;
-							shift @{$tochan->{pingtime}} if @{$tochan->{pingtime}} > 6;
-
-								# cope with a missed ping, this means you must set the pingint large enough
-							if ($t > $tochan->{pingint}  && $t < 2 * $tochan->{pingint} ) {
-								$t -= $tochan->{pingint};
-							}
-
-								# calc smoothed RTT a la TCP
-							if (@{$tochan->{pingtime}} == 1) {
-								$tochan->{pingave} = $t;
-							} else {
-								$tochan->{pingave} = $tochan->{pingave} + (($t - $tochan->{pingave}) / 6);
-							}
-							$tochan->{nopings} = $nopings; # pump up the timer
-						}
-					} 
-				}
-			}
-		}
-	} else {
-		if ($line !~ /^PC90/ && eph_dup($line)) {
-			dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
-			return;
-		}
-		# route down an appropriate thingy
-		$self->route($to, $line);
-	}
-}
+#
+# send outgoing 'challenge'
+#
 
-# dunno but route it
-sub handle_75
+sub sendinit
 {
 	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $call = $_[1];
-	if ($call ne $main::mycall) {
-		$self->route($call, $line);
-	}
+	$self->send(pc18());
 }
 
-# WCY broadcasts
-sub handle_73
+#
+# This is the normal pcxx despatcher
+#
+sub normal
 {
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	my $call = $_[1];
-			
-	# do some de-duping
-	my $d = cltounix($call, sprintf("%02d18Z", $_[2]));
-	if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $_[2] < 0 || $_[2] > 23) {
-		dbg("PCPROT: WCY Date ($call $_[2]) out of range") if isdbg('chanerr');
+	my ($self, $line) = @_;
+
+	if ($line =~ '^<\w+\s' && $main::do_xml) {
+		DXXml::normal($self, $line);
 		return;
 	}
-	@_ = map { unpad($_) } @_;
-	if (WCY::dup($d)) {
-		dbg("PCPROT: Dup WCY Spot ignored\n") if isdbg('chanerr');
+
+	my @field = split /\^/, $line;
+	return unless @field;
+	
+	pop @field if $field[-1] eq '~';
+	
+#	print join(',', @field), "\n";
+						
+	
+	# process PC frames, this will fail unless the frame starts PCnn
+	my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
+	unless (defined $pcno && $pcno >= 10 && $pcno <= 99) {
+		dbg("PCPROT: unknown protocol") if isdbg('chanerr');
 		return;
 	}
-		
-	my $wcy = WCY::update($d, @_[2..12]);
 
-	my $rep;
-	eval {
-		$rep = Local::wcy($self, @_[1..12]);
-	};
-	# dbg("Local::wcy error $@") if isdbg('local') if $@;
-	return if $rep;
-
-	# broadcast to the eager world
-	send_wcy_spot($self, $line, $d, @_[2..12]);
-}
-
-# remote commands (incoming)
-sub handle_84
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	$self->process_rcmd($_[1], $_[2], $_[3], $_[4]);
-}
-
-# remote command replies
-sub handle_85
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
-	$self->process_rcmd_reply($_[1], $_[2], $_[3], $_[4]);
-}
+	# check for and dump bad protocol messages
+	my $n = check($pcno, @field);
+	if ($n) {
+		dbg("PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")") if isdbg('chanerr');
+		return;
+	}
 
-# if get here then rebroadcast the thing with its Hop count decremented (if
-# there is one). If it has a hop count and it decrements to zero then don't
-# rebroadcast it.
-#
-# NOTE - don't arrive here UNLESS YOU WANT this lump of protocol to be
-#        REBROADCAST!!!!
-#
+	# modify the hop count here
+	if (my ($hops, $trail) = $line =~ /\^H(\d+)(\^?\~?)?$/) {
+		$trail ||= '';
+		$hops--;
+		return if $hops < 0;
+		$line =~ s/\^H(\d+)(\^?\~?)?$/sprintf('^H%d%s', $hops, $trail)/e;
+		$field[-1] = "H$hops";
+	}
 
-sub handle_default
-{
-	my $self = shift;
-	my $pcno = shift;
-	my $line = shift;
-	my $origin = shift;
+	# send it out for processing
+	my $origin = $self->{call};
+	no strict 'subs';
+	my $sub = "handle_$pcno";
 
-	if (eph_dup($line)) {
-		dbg("PCPROT: Ephemeral dup, dropped") if isdbg('chanerr');
+	if ($self->can($sub)) {
+		$self->$sub($pcno, $line, $origin, @field);
 	} else {
-		unless ($self->{isolate}) {
-			DXChannel::broadcast_nodes($line, $self) if $line =~ /\^H\d+\^?~?$/; # send it to everyone but me
-		}
+		$self->handle_default($pcno, $line, $origin, @field);
 	}
 }
 
@@ -1656,7 +388,7 @@ sub handle_default
 sub process
 {
 	my $t = time;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
 	my $pc50s;
 	
@@ -1668,7 +400,8 @@ sub process
 	}
 
 	foreach $dxchan (@dxchan) {
-		next unless $dxchan->is_node();
+		next unless $dxchan->is_node;
+		next if $dxchan->handle_xml;
 		next if $dxchan == $main::me;
 
 		# send the pc50
@@ -1679,19 +412,29 @@ sub process
 			if ($dxchan->{nopings} <= 0) {
 				$dxchan->disconnect;
 			} else {
-				addping($main::mycall, $dxchan->call);
+				DXXml::Ping::add($main::me, $dxchan->call);
 				$dxchan->{nopings} -= 1;
 				$dxchan->{lastping} = $t;
+				$dxchan->{lastping} += $dxchan->{pingint} / 2 unless @{$dxchan->{pingtime}};
 			}
 		}
 	}
 
+	Investigate::process();
+
 	# every ten seconds
 	if ($t - $last10 >= 10) {	
 		# clean out ephemera 
 
 		eph_clean();
+		import_chat();
 
+		if ($main::systime >= $last_pc92_update + $pc92_update_period) {
+			send_pc92_update();
+			time_out_pc92_routes();
+			$last_pc92_update = $main::systime + int rand(180);
+		}
+		
 		$last10 = $t;
 	}
 	
@@ -1713,7 +456,7 @@ sub send_dx_spot
 {
 	my $self = shift;
 	my $line = shift;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
 	
 	# send it if it isn't the except list and isn't isolated and still has a hop count
@@ -1764,22 +507,10 @@ sub send_wwv_spot
 {
 	my $self = shift;
 	my $line = shift;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
-	my ($wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
-	my @dxcc = Prefix::extract($_[6]);
-	if (@dxcc > 0) {
-		$wwv_dxcc = $dxcc[1]->dxcc;
-		$wwv_itu = $dxcc[1]->itu;
-		$wwv_cq = $dxcc[1]->cq;						
-	}
-	@dxcc = Prefix::extract($_[7]);
-	if (@dxcc > 0) {
-		$org_dxcc = $dxcc[1]->dxcc;
-		$org_itu = $dxcc[1]->itu;
-		$org_cq = $dxcc[1]->cq;						
-	}
-	
+	my @dxcc = ((Prefix::cty_data($_[6]))[0..2], (Prefix::cty_data($_[7]))[0..2]);
+
 	# 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) {
@@ -1788,7 +519,7 @@ sub send_wwv_spot
 		my $routeit;
 		my ($filter, $hops);
 
-		$dxchan->wwv($line, $self->{isolate}, @_, $self->{call}, $wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq);
+		$dxchan->wwv($line, $self->{isolate}, @_, $self->{call}, @dxcc);
 	}
 }
 
@@ -1800,7 +531,7 @@ sub wwv
 	my ($filter, $hops);
 	
 	if ($self->{wwvfilter}) {
-		($filter, $hops) = $self->{wwvfilter}->it(@_);
+		($filter, $hops) = $self->{wwvfilter}->it(@_[7..$#_]);
 		return unless $filter;
 	}
 	send_prot_line($self, $filter, $hops, $isolate, $line)
@@ -1810,21 +541,9 @@ sub send_wcy_spot
 {
 	my $self = shift;
 	my $line = shift;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
-	my ($wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
-	my @dxcc = Prefix::extract($_[10]);
-	if (@dxcc > 0) {
-		$wcy_dxcc = $dxcc[1]->dxcc;
-		$wcy_itu = $dxcc[1]->itu;
-		$wcy_cq = $dxcc[1]->cq;						
-	}
-	@dxcc = Prefix::extract($_[11]);
-	if (@dxcc > 0) {
-		$org_dxcc = $dxcc[1]->dxcc;
-		$org_itu = $dxcc[1]->itu;
-		$org_cq = $dxcc[1]->cq;						
-	}
+	my @dxcc = ((Prefix::cty_data($_[10]))[0..2], (Prefix::cty_data($_[11]))[0..2]);
 	
 	# 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
@@ -1832,7 +551,7 @@ sub send_wcy_spot
 		next if $dxchan == $main::me;
 		next if $dxchan == $self;
 
-		$dxchan->wcy($line, $self->{isolate}, @_, $self->{call}, $wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq);
+		$dxchan->wcy($line, $self->{isolate}, @_, $self->{call}, @dxcc);
 	}
 }
 
@@ -1855,7 +574,7 @@ sub send_announce
 {
 	my $self = shift;
 	my $line = shift;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
 	my $target;
 	my $to = 'To ';
@@ -1876,28 +595,13 @@ sub send_announce
 
 
 	# obtain country codes etc 
-	my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
-	my ($ann_state, $org_state) = ("", "");
-	my @dxcc = Prefix::extract($_[0]);
-	if (@dxcc > 0) {
-		$ann_dxcc = $dxcc[1]->dxcc;
-		$ann_itu = $dxcc[1]->itu;
-		$ann_cq = $dxcc[1]->cq;						
-		$ann_state = $dxcc[1]->state;
-	}
-	@dxcc = Prefix::extract($_[4]);
-	if (@dxcc > 0) {
-		$org_dxcc = $dxcc[1]->dxcc;
-		$org_itu = $dxcc[1]->itu;
-		$org_cq = $dxcc[1]->cq;						
-		$org_state = $dxcc[1]->state;
-	}
-
+	my @a = Prefix::cty_data($_[0]);
+	my @b = Prefix::cty_data($_[4]);
 	if ($self->{inannfilter}) {
 		my ($filter, $hops) = 
 			$self->{inannfilter}->it(@_, $self->{call}, 
-									 $ann_dxcc, $ann_itu, $ann_cq,
-									 $org_dxcc, $org_itu, $org_cq, $ann_state, $org_state);
+									 @a[0..2],
+									 @b[0..2], $a[3], $b[3]);
 		unless ($filter) {
 			dbg("PCPROT: Rejected by input announce filter") if isdbg('chanerr');
 			return;
@@ -1916,7 +620,8 @@ sub send_announce
 	foreach $dxchan (@dxchan) {
 		next if $dxchan == $main::me;
 		next if $dxchan == $self && $self->is_node;
-		$dxchan->announce($line, $self->{isolate}, $to, $target, $text, @_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
+		$dxchan->announce($line, $self->{isolate}, $to, $target, $text, @_, $self->{call},
+						  @a[0..2], @b[0..2]);
 	}
 }
 
@@ -1934,7 +639,7 @@ sub send_chat
 {
 	my $self = shift;
 	my $line = shift;
-	my @dxchan = DXChannel->get_all();
+	my @dxchan = DXChannel::get_all();
 	my $dxchan;
 	my $target = $_[3];
 	my $text = unpad($_[2]);
@@ -1946,28 +651,13 @@ sub send_chat
 	}
 	
 	# obtain country codes etc 
-	my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
-	my ($ann_state, $org_state) = ("", "");
-	my @dxcc = Prefix::extract($_[0]);
-	if (@dxcc > 0) {
-		$ann_dxcc = $dxcc[1]->dxcc;
-		$ann_itu = $dxcc[1]->itu;
-		$ann_cq = $dxcc[1]->cq;						
-		$ann_state = $dxcc[1]->state;
-	}
-	@dxcc = Prefix::extract($_[4]);
-	if (@dxcc > 0) {
-		$org_dxcc = $dxcc[1]->dxcc;
-		$org_itu = $dxcc[1]->itu;
-		$org_cq = $dxcc[1]->cq;						
-		$org_state = $dxcc[1]->state;
-	}
-
+	my @a = Prefix::cty_data($_[0]);
+	my @b = Prefix::cty_data($_[4]);
 	if ($self->{inannfilter}) {
 		my ($filter, $hops) = 
 			$self->{inannfilter}->it(@_, $self->{call}, 
-									 $ann_dxcc, $ann_itu, $ann_cq,
-									 $org_dxcc, $org_itu, $org_cq, $ann_state, $org_state);
+									 @a[0..2],
+									 @b[0..2], $a[3], $b[3]);
 		unless ($filter) {
 			dbg("PCPROT: Rejected by input announce filter") if isdbg('chanerr');
 			return;
@@ -1997,7 +687,8 @@ sub send_chat
 			}
 		}
 		
-		$dxchan->chat($is_ak1a ? $ak1a_line : $line, $self->{isolate}, $target, $_[1], $text, @_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
+		$dxchan->chat($is_ak1a ? $ak1a_line : $line, $self->{isolate}, $target, $_[1], 
+					  $text, @_, $self->{call}, @a[0..2], @b[0..2]);
 	}
 }
 
@@ -2027,37 +718,32 @@ sub chat
 sub send_local_config
 {
 	my $self = shift;
-	my $node;
-	my @nodes;
-	my @localnodes;
-	my @remotenodes;
 
 	dbg('DXProt::send_local_config') if isdbg('trace');
-	
+
 	# send our nodes
-	if ($self->{isolate}) {
-		@localnodes = ( $main::routeroot );
-		$self->send_route($main::mycall, \&pc19, 1, $main::routeroot);
+	if ($self->{do_pc92}) { 
+		$self->send_pc92_config;
 	} 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 $node;
-		if ($self->user->wantpc90) {
-			for $node (@localnodes) {
-				my @nodes = map {my $r = Route::Node::get($_); $r ? $r : ()} $node->nodes;
-				$self->send_route($node->call, \&pc19, scalar(@nodes)+1, @nodes);
-				for my $r (@nodes) {
-					push @remotenodes, $r unless grep $r eq $_, @remotenodes;
-				}
-			}
+		my @nodes;
+		my @localnodes;
+		my @remotenodes;
+
+		if ($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) {
@@ -2070,19 +756,100 @@ sub send_local_config
 			}
 			$self->send_route($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_pc92_update
+{
+	my $self = shift;
+	my $with_pc92_nodes = shift;
+	my $node;
+	my @lines;
+	
+	dbg('DXProt::send_pc92_update') if isdbg('trace');
+
+	# send 'my' configuration for all users and pc92 capable nodes
+	my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} } DXChannel::get_all();
+	my @localnodes = map { my $r = Route::get($_->{call}); $r ? $r : () } @dxchan;
+	push @lines, pc92c($main::routeroot, @localnodes);
+
+
+	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_pc92} } DXChannel::get_all_nodes();
+		@localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan;
+		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);
+			}
+		}
+	}
 	
-	# get all the users connected on the above nodes and send them out
-	foreach $node ($main::routeroot, @localnodes, @remotenodes) {
+	# 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_pc92} } DXChannel::get_all_nodes();
+	@localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan;
+	foreach $node (@localnodes) {
 		if ($node) {
 			my @rout = map {my $r = Route::User::get($_); $r ? ($r) : ()} $node->users;
-			$self->send_route($main::mycall, \&pc16, 1, $node, @rout) if @rout && $self->user->wantsendpc16;
-		} else {
-			dbg("sent a null value") if isdbg('chanerr');
+			push @lines, pc92c($node, @rout);
+		} 
+	}
+	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('', undef, $_, 0);
+	}
+} 
+
+sub time_out_pc92_routes
+{
+	my @nodes = grep {$_->do_pc92 || $_->via_pc92} Route::Node::get_all();
+	my @rdel;
+	foreach my $n (@nodes) {
+		if ($n->dec_obs <= 0) {
+			my @parents = map {Route::Node::get($_)} $n->parents;
+			for (@parents) {
+				push @rdel, $n->del($_) if $_;
+			}
 		}
 	}
+	for (@rdel) {
+		$main::me->route_pc21($main::mycall, undef, $_) if $_;
+	}
 }
 
 #
@@ -2090,6 +857,7 @@ sub send_local_config
 #
 # is called route(to, pcline);
 #
+
 sub route
 {
 	my ($self, $call, $line) = @_;
@@ -2100,8 +868,10 @@ sub route
 	}
 
 	# always send it down the local interface if available
-	my $dxchan = DXChannel->get($call);
-	unless ($dxchan) {
+	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) {
@@ -2109,8 +879,23 @@ sub route
 				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) {
@@ -2145,7 +930,7 @@ sub adjust_hops
 	my $call = $self->{call};
 	my $hops;
 	
-	if (($hops) = $s =~ /\^H(\d+)\^~?$/o) {
+	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;
@@ -2156,11 +941,6 @@ sub adjust_hops
 			return "" if defined $newhops && $newhops == 0;
 			$newhops = $hops if !$newhops;
 			$s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
-		} else {
-			# simply decrement it
-			$hops--;
-			return "" if !$hops;
-			$s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
 		}
 	}
 	return $s;
@@ -2178,20 +958,6 @@ sub load_hops
 	return ();
 }
 
-
-# add a ping request to the ping queues
-sub addping
-{
-	my ($from, $to) = @_;
-	my $ref = $pings{$to} || [];
-	my $r = {};
-	$r->{call} = $from;
-	$r->{t} = [ gettimeofday ];
-	route(undef, $to, pc51($to, $main::mycall, 1));
-	push @$ref, $r;
-	$pings{$to} = $ref;
-}
-
 sub process_rcmd
 {
 	my ($self, $tonode, $fromnode, $user, $cmd) = @_;
@@ -2230,13 +996,13 @@ sub process_rcmd_reply
 	if ($tonode eq $main::mycall) {
 		my $s = $rcmds{$fromnode};
 		if ($s) {
-			my $dxchan = DXChannel->get($s->{call});
-			my $ref = $user eq $tonode ? $dxchan : (DXChannel->get($user) || $dxchan);
+			my $dxchan = DXChannel::get($s->{call});
+			my $ref = $user eq $tonode ? $dxchan : (DXChannel::get($user) || $dxchan);
 			$ref->send($line) if $ref;
 			delete $rcmds{$fromnode} if !$dxchan;
 		} else {
 			# send unsolicited ones to the sysop
-			my $dxchan = DXChannel->get($main::myalias);
+			my $dxchan = DXChannel::get($main::myalias);
 			$dxchan->send($line) if $dxchan;
 		}
 	} else {
@@ -2314,27 +1080,17 @@ sub disconnect
 			eph_del_regex("^PC1[679].*$c");
 		}
 	}
-	
-	# remove them from the pc19list as well
-	while (my ($k,$v) = each %pc19list) {
-		my @l = grep {$_->[0] ne $call} @{$pc19list{$k}};
-		if (@l) {
-			$pc19list{$k} = \@l;
-		} else {
-			delete $pc19list{$k};
-		}
-		
-		# and the ephemera
-		eph_del_regex("^PC1[679].*$k");
-	}
 
+	RouteDB::delete_interface($call);
+	
 	# unbusy and stop and outgoing mail
 	my $mref = DXMsg::get_busy($call);
 	$mref->stop_msg($call) if $mref;
 	
 	# broadcast to all other nodes that all the nodes connected to via me are gone
-	unless ($pc39flag && $pc39flag == 2) {
+	unless ($pc39flag && $pc39flag == 2)  {
 		$self->route_pc21($main::mycall, undef, @rout) if @rout;
+		$self->route_pc92d($main::mycall, undef, $main::routeroot, $node) if $node;
 	}
 
 	# remove outstanding pings
@@ -2406,7 +1162,6 @@ sub send_route
 				next unless $routeit;
 			}
 			
-			$routeit = mungepc91($origin, $routeit) if $self->user->wantpc90;
 			$self->send($routeit);
 		}
 	}
@@ -2420,19 +1175,63 @@ sub broadcast_route
 	my $line = shift;
 	my @dxchan = DXChannel::get_all_nodes();
 	my $dxchan;
-	
+
+	if ($line) {
+		$line =~ /\^H(\d+)\^?\~?$/;
+		return unless $1 > 0;
+	}
 	unless ($self->{isolate}) {
 		foreach $dxchan (@dxchan) {
 			next if $dxchan == $self;
 			next if $dxchan == $main::me;
 			next unless $dxchan->isa('DXProt');
+			next if $dxchan->{do_pc92};
 			next if ($generate == \&pc16 || $generate==\&pc17) && !$dxchan->user->wantsendpc16;
  
-			if ($self->user->wantpc90 && $line) {
-				$dxchan->send(mungepc91($origin, $line));
-			} else {
-				$dxchan->send_route($origin, $generate, @_);
-			}
+			$dxchan->send_route($origin, $generate, @_);
+		}
+	}
+}
+
+# this is only used for next door nodes on init
+sub send_route_pc92
+{
+	my $self = shift;
+
+	return unless $self->{do_pc92};
+	
+	my $origin = shift;
+	my $generate = shift;
+	my $no = shift;     # the no of things to filter on 
+	my $line;
+
+	$line = &$generate(@_);
+	$self->send($line);
+}
+
+sub broadcast_route_pc9x
+{
+	my $self = shift;
+	my $origin = shift;
+	my $generate = shift;
+	my $line = shift;
+	my $no = shift;
+	my @dxchan = DXChannel::get_all_nodes();
+	my $dxchan;
+
+	if ($origin eq $main::mycall) {
+		$line = &$generate(@_);
+	} 
+
+	$line =~ /\^H(\d+)\^\~?$/;
+	unless ($1 > 0 && $self->{isolate}) {
+		foreach $dxchan (@dxchan) {
+			next if $dxchan == $self;
+			next if $dxchan == $main::me;
+			next unless $dxchan->{do_pc92};
+			next unless $dxchan->isa('DXProt');
+
+			$dxchan->send($line);
 		}
 	}
 }
@@ -2495,6 +1294,30 @@ sub route_pc50
 	broadcast_route($self, $origin, \&pc50, $line, 1, @_);
 }
 
+sub route_pc92c
+{
+	my $self = shift;
+	my $origin = shift;
+	my $line = shift;
+	broadcast_route_pc9x($self, $origin, \&pc92c, $line, 1, @_);
+}
+
+sub route_pc92a
+{
+	my $self = shift;
+	my $origin = shift;
+	my $line = shift;
+	broadcast_route_pc9x($self, $origin, \&pc92a, $line, 1, @_);
+}
+
+sub route_pc92d
+{
+	my $self = shift;
+	my $origin = shift;
+	my $line = shift;
+	broadcast_route_pc9x($self, $origin, \&pc92d, $line, 1, @_);
+}
+
 sub in_filter_route
 {
 	my $self = shift;
@@ -2516,9 +1339,9 @@ sub eph_dup
 
 	# chop the end off
 	$s =~ s/\^H\d\d?\^?\~?$//;
-	removepc90($s);
 	$r = 1 if exists $eph{$s};    # pump up the dup if it keeps circulating
 	$eph{$s} = $main::systime + $t;
+	dbg("PCPROT: emphemeral duplicate") if $r && isdbg('chanerr'); 
 	return $r;
 }
 
@@ -2559,5 +1382,69 @@ sub run_cmd
 {
 	goto &DXCommandmode::run_cmd;
 }
+
+
+# import any msgs in the chat directory
+# the messages are sent to the chat group which forms the
+# the first part of the name (eg: solar.1243.txt would be
+# sent to chat group SOLAR)
+# 
+# Each message found is sent: one non-blank line to one chat
+# message. So 4 lines = 4 chat messages.
+# 
+# The special name LOCAL is for local users ANN
+# The special name ALL is for ANN/FULL
+# The special name SYSOP is for ANN/SYSOP
+#
+sub import_chat
+{
+	# are there any to do in this directory?
+	return unless -d $chatimportfn;
+	unless (opendir(DIR, $chatimportfn)) {
+		dbg("can\'t open $chatimportfn $!") if isdbg('msg');
+		Log('msg', "can\'t open $chatimportfn $!");
+		return;
+	} 
+
+	my @names = readdir(DIR);
+	closedir(DIR);
+	my $name;
+	foreach $name (@names) {
+		next if $name =~ /^\./;
+		my $splitit = $name =~ /^split/;
+		my $fn = "$chatimportfn/$name";
+		next unless -f $fn;
+		unless (open(MSG, $fn)) {
+	 		dbg("can\'t open import file $fn $!") if isdbg('msg');
+			Log('msg', "can\'t open import file $fn $!");
+			unlink($fn);
+			next;
+		}
+		my @msg = map { s/\r?\n$//; $_ } <MSG>;
+		close(MSG);
+		unlink($fn);
+
+		my @cat = split /\./, $name;
+		my $target = uc $cat[0];
+
+		foreach my $text (@msg) {
+			next unless $text && $text !~ /^\s*#/;
+			if ($target eq 'ALL' || $target eq 'LOCAL' || $target eq 'SYSOP') {
+				my $sysopflag = $target eq 'SYSOP' ? '*' : ' ';
+				if ($target ne 'LOCAL') {
+					send_announce($main::me, pc12($main::mycall, $text, '*', $sysopflag), $main::mycall, '*', $text, $sysopflag, $main::mycall, '0');
+				} else {
+					Log('ann', 'LOCAL', $main::mycall, $text);
+					DXChannel::broadcast_list("To LOCAL de ${main::mycall}: $text\a", 'ann', undef, DXCommandmode->get_all());
+				}
+			} else {
+				my $msgid = nextchatmsgid();
+				$text = "#$msgid $text";
+				send_chat($main::me, pc12($main::mycall, $text, '*', $target), $main::mycall, '*', $text, $target, $main::mycall, '0');
+			}
+		}
+	}
+}
+
 1;
 __END__