3 # This module impliments the protocal mode for a dx cluster
5 # Copyright (c) 1998 Dirk Koopman G1TLH
30 use Time::HiRes qw(gettimeofday tv_interval);
39 use vars qw($VERSION $BRANCH);
40 $VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
41 $BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
42 $main::build += $VERSION;
43 $main::branch += $BRANCH;
45 use vars qw($pc11_max_age $pc23_max_age $last_pc50 $eph_restime $eph_info_restime $eph_pc34_restime
46 $last_hour $last10 %eph %pings %rcmds $ann_to_talk
47 %nodehops $baddx $badspotter $badnode $censorpc $rspfcheck
48 $allowzero $decode_dk0wcy $send_opernam @checklist);
50 $pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
51 $pc23_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc23
53 $last_hour = time; # last time I did an hourly periodic update
54 %pings = (); # outstanding ping requests outbound
55 %rcmds = (); # outstanding rcmd requests outbound
56 %nodehops = (); # node specific hop control
57 $censorpc = 1; # Do a BadWords::check on text fields and reject things
58 # loads of 'bad things'
59 $baddx = new DXHash "baddx";
60 $badspotter = new DXHash "badspotter";
61 $badnode = new DXHash "badnode";
62 $last10 = $last_pc50 = time;
66 $eph_info_restime = 60*60;
67 $eph_pc34_restime = 30;
71 [ qw(c c m bp bc c) ], # pc10
72 [ qw(f m d t m c c h) ], # pc11
73 [ qw(c bc m bp bm p h) ], # pc12
77 undef , # pc16 has to be validated manually
80 undef , # pc19 has to be validated manually
81 undef , # pc20 no validation
83 undef , # pc22 no validation
84 [ qw(d n n n n m c c h) ], # pc23
86 [ qw(c c n n) ], # pc25
87 [ qw(f m d t m c c bc) ], # pc26
88 [ qw(d n n n n m c c bc) ], # pc27
89 [ qw(c c m c d t p m bp n p bp bc) ], # pc28
90 [ qw(c c n m) ], # pc29
98 [ qw(c c n m) ], # pc37
99 undef, # pc38 not interested
101 [ qw(c c m p n) ], # pc40
102 [ qw(c n m h) ], # pc41
103 [ qw(c c n) ], # pc42
104 undef, # pc43 don't handle it
105 [ qw(c c n m m c) ], # pc44
106 [ qw(c c n m) ], # pc45
107 [ qw(c c n) ], # pc46
110 [ qw(c m h) ], # pc49
111 [ qw(c n h) ], # pc50
112 [ qw(c c n) ], # pc51
134 [ qw(d n n n n n n m m m c c h) ], # pc73
145 [ qw(c c c m) ], # pc84
146 [ qw(c c c m) ], # pc85
149 # use the entry in the check list to check the field list presented
150 # return OK if line NOT in check list (for now)
155 return 0 if $n < 0 || $n > @checklist;
156 my $ref = $checklist[$n];
157 return 0 unless ref $ref;
160 shift; # not interested in the first field
161 for ($i = 0; $i < @$ref; $i++) {
162 my ($blank, $act) = $$ref[$i] =~ /^(b?)(\w)$/;
163 return 0 unless $act;
164 next if $blank && $_[$i] =~ /^[ \*]$/;
166 return $i+1 unless is_callsign($_[$i]);
167 } elsif ($act eq 'm') {
168 return $i+1 unless is_pctext($_[$i]);
169 } elsif ($act eq 'p') {
170 return $i+1 unless is_pcflag($_[$i]);
171 } elsif ($act eq 'f') {
172 return $i+1 unless is_freq($_[$i]);
173 } elsif ($act eq 'n') {
174 return $i+1 unless $_[$i] =~ /^[\d ]+$/;
175 } elsif ($act eq 'h') {
176 return $i+1 unless $_[$i] =~ /^H\d\d?$/;
177 } elsif ($act eq 'd') {
178 return $i+1 unless $_[$i] =~ /^\s*\d+-\w\w\w-[12][90]\d\d$/;
179 } elsif ($act eq 't') {
180 return $i+1 unless $_[$i] =~ /^[012]\d[012345]\dZ$/;
188 my $user = DXUser->get($main::mycall);
189 $DXProt::myprot_version += $main::version*100;
190 $main::me = DXProt->new($main::mycall, 0, $user);
191 $main::me->{here} = 1;
192 $main::me->{state} = "indifferent";
193 do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
195 $main::me->{sort} = 'S'; # S for spider
196 $main::me->{priv} = 9;
197 $main::me->{metric} = 0;
198 $main::me->{pingave} = 0;
200 # $Route::Node::me->adddxchan($main::me);
204 # obtain a new connection this is derived from dxchannel
209 my $self = DXChannel::alloc(@_);
211 # add this node to the table, the values get filled in later
214 $main::routeroot->add($call, '5000', Route::here(1)) if $call ne $main::mycall;
219 # this is how a pc connection starts (for an incoming connection)
220 # issue a PC38 followed by a PC18, then wait for a PC20 (remembering
221 # all the crap that comes between).
224 my ($self, $line, $sort) = @_;
225 my $call = $self->{call};
226 my $user = $self->{user};
229 my $host = $self->{conn}->{peerhost} || "unknown";
230 Log('DXProt', "$call connected from $host");
232 # remember type of connection
233 $self->{consort} = $line;
234 $self->{outbound} = $sort eq 'O';
235 my $priv = $user->priv;
236 $priv = $user->priv(1) unless $priv;
237 $self->{priv} = $priv; # other clusters can always be 'normal' users
238 $self->{lang} = $user->lang || 'en';
239 $self->{isolate} = $user->{isolate};
240 $self->{consort} = $line; # save the connection type
244 # sort out registration
245 $self->{registered} = 1;
247 # get the output filters
248 $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'node_default', 0);
249 $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'node_default', 0);
250 $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'node_default', 0);
251 $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'node_default', 0) ;
252 $self->{routefilter} = Filter::read_in('route', $call, 0) || Filter::read_in('route', 'node_default', 0) unless $self->{isolate} ;
255 # get the INPUT filters (these only pertain to Clusters)
256 $self->{inspotsfilter} = Filter::read_in('spots', $call, 1) || Filter::read_in('spots', 'node_default', 1);
257 $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1) || Filter::read_in('wwv', 'node_default', 1);
258 $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1) || Filter::read_in('wcy', 'node_default', 1);
259 $self->{inannfilter} = Filter::read_in('ann', $call, 1) || Filter::read_in('ann', 'node_default', 1);
260 $self->{inroutefilter} = Filter::read_in('route', $call, 1) || Filter::read_in('route', 'node_default', 1) unless $self->{isolate};
262 # set unbuffered and no echo
263 $self->send_now('B',"0");
264 $self->send_now('E',"0");
265 $self->conn->echo(0) if $self->conn->can('echo');
267 # ping neighbour node stuff
268 my $ping = $user->pingint;
269 $ping = 5*60 unless defined $ping;
270 $self->{pingint} = $ping;
271 $self->{nopings} = $user->nopings || 2;
272 $self->{pingtime} = [ ];
273 $self->{pingave} = 999;
274 $self->{metric} ||= 100;
275 $self->{lastping} = $main::systime;
277 # send initialisation string
278 unless ($self->{outbound}) {
282 $self->state('init');
283 $self->{pc50_t} = $main::systime;
285 # send info to all logged in thingies
286 $self->tell_login('loginn');
288 # run a script send the output to the debug file
289 my $script = new Script(lc $call) || new Script('node_default');
290 $script->run($self) if $script;
294 # This is the normal pcxx despatcher
298 my ($self, $line) = @_;
299 my @field = split /\^/, $line;
300 return unless @field;
302 pop @field if $field[-1] eq '~';
304 # print join(',', @field), "\n";
307 # process PC frames, this will fail unless the frame starts PCnn
308 my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
310 return if $pcno < 10 || $pcno > 99;
312 # check for and dump bad protocol messages
313 my $n = check($pcno, @field);
315 dbg("PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")") if isdbg('chanerr');
322 $pcr = Local::pcprot($self, $pcno, @field);
324 # dbg("Local::pcprot error $@") if isdbg('local') if $@;
328 if ($pcno == 10) { # incoming talk
331 return if $rspfcheck and !$self->rspfcheck(0, $field[6], $field[1]);
333 # will we allow it at all?
336 if (@bad = BadWords::check($field[3])) {
337 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
342 # is it for me or one of mine?
343 my ($from, $to, $via, $call, $dxchan);
345 if ($field[5] gt ' ') {
352 # if we are converting announces to talk is it a dup?
354 if (AnnTalk::is_talk_candidate($from, $field[3]) && AnnTalk::dup($from, $to, $field[3])) {
355 dbg("DXPROT: Dupe talk from announce, dropped") if isdbg('chanerr');
360 # it is here and logged on
361 $dxchan = DXChannel->get($main::myalias) if $to eq $main::mycall;
362 $dxchan = DXChannel->get($to) unless $dxchan;
363 if ($dxchan && $dxchan->is_user) {
364 $field[3] =~ s/\%5E/^/g;
365 $dxchan->talk($from, $to, $via, $field[3]);
369 # is it elsewhere, visible on the cluster via the to address?
370 # note: this discards the via unless the to address is on
373 if ($ref = Route::get($to)) {
374 $vref = Route::Node::get($via) if $via;
375 $vref = undef unless $vref && grep $to eq $_, $vref->users;
376 $ref->dxchan->talk($from, $to, $vref ? $via : undef, $field[3], $field[6]);
380 # not visible here, send a message of condolence
382 $ref = Route::get($from);
383 $vref = $ref = Route::Node::get($field[6]) unless $ref;
385 $dxchan = $ref->dxchan;
386 $dxchan->talk($main::mycall, $from, $vref ? $vref->call : undef, $dxchan->msg('talknh', $to) );
391 if ($pcno == 11 || $pcno == 26) { # dx spot
393 # route 'foreign' pc26s
395 if ($field[7] ne $main::mycall) {
396 $self->route($field[7], $line);
402 # return if $rspfcheck and !$self->rspfcheck(1, $field[7], $field[6]);
404 # if this is a 'nodx' node then ignore it
405 if ($badnode->in($field[7])) {
406 dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
410 # if this is a 'bad spotter' user then ignore it
411 if ($badspotter->in($field[6])) {
412 dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
416 # convert the date to a unix date
417 my $d = cltounix($field[3], $field[4]);
418 # bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
419 if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
420 dbg("PCPROT: Spot ignored, invalid date or out of range ($field[3] $field[4])\n") if isdbg('chanerr');
425 if ($baddx->in($field[2]) || BadWords::check($field[2]) || $field[2] =~ /COCK/) {
426 dbg("PCPROT: Bad DX spot, ignored") if isdbg('chanerr');
431 $field[5] =~ s/^\s+//; # take any leading blanks off
432 $field[2] = unpad($field[2]); # take off leading and trailing blanks from spotted callsign
433 if ($field[2] =~ /BUST\w*$/) {
434 dbg("PCPROT: useless 'BUSTED' spot") if isdbg('chanerr');
439 if (@bad = BadWords::check($field[5])) {
440 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
445 my @spot = Spot::prepare($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
446 # global spot filtering on INPUT
447 if ($self->{inspotsfilter}) {
448 my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
450 dbg("PCPROT: Rejected by input spot filter") if isdbg('chanerr');
455 if (Spot::dup($field[1], $field[2], $d, $field[5])) {
456 dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
464 # @spot at this point contains:-
465 # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
466 # then spotted itu, spotted cq, spotters itu, spotters cq
467 # you should be able to route on any of these
470 # fix up qra locators of known users
471 my $user = DXUser->get_current($spot[4]);
473 my $qra = $user->qra;
474 unless ($qra && is_qra($qra)) {
475 my $lat = $user->lat;
476 my $long = $user->long;
477 if (defined $lat && defined $long) {
478 $user->qra(DXBearing::lltoqra($lat, $long));
483 # send a remote command to a distant cluster if it is visible and there is no
484 # qra locator and we havn't done it for a month.
486 unless ($user->qra) {
488 my $to = $user->homenode;
489 my $last = $user->lastoper || 0;
490 if ($send_opernam && $to && $to ne $main::mycall && $main::systime > $last + $DXUser::lastoperinterval && ($node = Route::Node::get($to)) ) {
491 my $cmd = "forward/opernam $spot[4]";
492 # send the rcmd but we aren't interested in the replies...
493 my $dxchan = $node->dxchan;
494 if ($dxchan && $dxchan->is_clx) {
495 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
497 route(undef, $to, pc34($main::mycall, $to, $cmd));
499 if ($to ne $field[7]) {
501 $node = Route::Node::get($to);
503 $dxchan = $node->dxchan;
504 if ($dxchan && $dxchan->is_clx) {
505 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
507 route(undef, $to, pc34($main::mycall, $to, $cmd));
511 $user->lastoper($main::systime);
520 $r = Local::spot($self, @spot);
522 # dbg("Local::spot1 error $@") if isdbg('local') if $@;
525 # DON'T be silly and send on PC26s!
526 return if $pcno == 26;
528 # send out the filtered spots
529 send_dx_spot($self, $line, @spot) if @spot;
533 if ($pcno == 12) { # announces
535 # return if $rspfcheck and !$self->rspfcheck(1, $field[5], $field[1]);
537 # announce duplicate checking
538 $field[3] =~ s/^\s+//; # remove leading blanks
542 if (@bad = BadWords::check($field[3])) {
543 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
548 if ($field[2] eq '*' || $field[2] eq $main::mycall) {
551 # here's a bit of fun, convert incoming ann with a callsign in the first word
552 # or one saying 'to <call>' to a talk if we can route to the recipient
554 my $call = AnnTalk::is_talk_candidate($field[1], $field[3]);
556 my $ref = Route::get($call);
558 my $dxchan = $ref->dxchan;
559 $dxchan->talk($field[1], $call, undef, $field[3], $field[5]) if $dxchan != $self;
566 $self->send_announce($line, @field[1..6]);
568 $self->route($field[2], $line);
583 if ($pcno == 16) { # add a user
585 if (eph_dup($line)) {
586 dbg("PCPROT: dup PC16 detected") if isdbg('chanerr');
592 my $ncall = $field[1];
593 my $newline = "PC16^";
595 if ($ncall eq $main::mycall) {
596 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
599 my $parent = Route::Node::get($ncall);
601 dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
604 $dxchan = $parent->dxchan;
605 if ($dxchan && $dxchan ne $self) {
606 dbg("PCPROT: PC16 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
610 # input filter if required
611 return unless $self->in_filter_route($parent);
615 for ($i = 2; $i < $#field; $i++) {
616 my ($call, $conf, $here) = $field[$i] =~ /^(\S+) (\S) (\d)/o;
617 next unless $call && $conf && defined $here && is_callsign($call);
618 next if $call eq $main::mycall;
620 eph_del_regex("^PC17\^$call\^$ncall");
622 $conf = $conf eq '*';
624 # reject this if we think it is a node already
625 my $r = Route::Node::get($call);
626 my $u = DXUser->get_current($call) unless $r;
627 if ($r || ($u && $u->is_node)) {
628 dbg("PCPROT: $call is a node") if isdbg('chanerr');
632 $r = Route::User::get($call);
633 my $flags = Route::here($here)|Route::conf($conf);
636 if ($r->flags != $flags) {
640 $r->addparent($parent);
642 push @rout, $parent->add_user($call, $flags);
645 # add this station to the user database, if required
646 $call =~ s/-\d+$//o; # remove ssid for users
647 my $user = DXUser->get_current($call);
648 $user = DXUser->new($call) if !$user;
649 $user->homenode($parent->call) if !$user->homenode;
650 $user->node($parent->call);
651 $user->lastin($main::systime) unless DXChannel->get($call);
655 # queue up any messages (look for privates only)
656 DXMsg::queue_msg(1) if $self->state eq 'normal';
658 $self->route_pc16($parent, @rout) if @rout;
662 if ($pcno == 17) { # remove a user
664 my $ncall = $field[2];
665 my $ucall = $field[1];
667 if (eph_dup($line)) {
668 dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
672 eph_del_regex("^PC16.*$ncall.*$ucall");
674 if ($ncall eq $main::mycall) {
675 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
679 my $uref = Route::User::get($ucall);
681 dbg("PCPROT: Route::User $ucall not in config") if isdbg('chanerr');
684 my $parent = Route::Node::get($ncall);
686 dbg("PCPROT: Route::Node $ncall not in config") if isdbg('chanerr');
690 $dxchan = $parent->dxchan;
691 if ($dxchan && $dxchan ne $self) {
692 dbg("PCPROT: PC17 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
696 # input filter if required
697 return unless $self->in_filter_route($parent);
699 $parent->del_user($uref);
700 $self->route_pc17($parent, $uref);
704 if ($pcno == 18) { # link request
705 $self->state('init');
707 # first clear out any nodes on this dxchannel
708 my $parent = Route::Node::get($self->{call});
709 my @rout = $parent->del_nodes;
710 $self->route_pc21(@rout, $parent) if @rout;
711 $self->send_local_config();
713 return; # we don't pass these on
716 if ($pcno == 19) { # incoming cluster list
718 my $newline = "PC19^";
720 if (eph_dup($line)) {
721 dbg("PCPROT: dup PC19 detected") if isdbg('chanerr');
727 my $parent = Route::Node::get($self->{call});
729 dbg("DXPROT: my parent $self->{call} has disappeared");
735 for ($i = 1; $i < $#field-1; $i += 4) {
736 my $here = $field[$i];
737 my $call = uc $field[$i+1];
738 my $conf = $field[$i+2];
739 my $ver = $field[$i+3];
740 next unless defined $here && defined $conf && is_callsign($call);
742 eph_del_regex("^PC(?:21\^$call|17\^[^\^]+\^$call)");
744 # check for sane parameters
745 # $ver = 5000 if $ver eq '0000';
746 next if $ver < 5000; # only works with version 5 software
747 next if length $call < 3; # min 3 letter callsigns
748 next if $call eq $main::mycall;
750 # check that this PC19 isn't trying to alter the wrong dxchan
751 my $dxchan = DXChannel->get($call);
752 if ($dxchan && $dxchan != $self) {
753 dbg("PCPROT: PC19 from $self->{call} trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
757 # update it if required
758 my $r = Route::Node::get($call);
759 my $flags = Route::here($here)|Route::conf($conf);
762 if ($call ne $parent->call) {
763 if ($self->in_filter_route($r)) {
764 $ar = $parent->add($call, $ver, $flags);
765 push @rout, $ar if $ar;
770 if ($r->version ne $ver || $r->flags != $flags) {
773 push @rout, $r unless $ar;
776 if ($call eq $self->{call}) {
777 dbg("DXPROT: my channel route for $call has disappeared");
781 my $new = Route->new($call); # throw away
782 if ($self->in_filter_route($new)) {
783 my $r = $parent->add($call, $ver, $flags);
790 # unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
791 my $mref = DXMsg::get_busy($call);
792 $mref->stop_msg($call) if $mref;
794 # add this station to the user database, if required (don't remove SSID from nodes)
795 my $user = DXUser->get_current($call);
797 $user = DXUser->new($call);
799 $user->priv(1); # I have relented and defaulted nodes
801 $user->homenode($call);
804 $user->lastin($main::systime) unless DXChannel->get($call);
809 $self->route_pc19(@rout) if @rout;
813 if ($pcno == 20) { # send local configuration
814 $self->send_local_config();
816 $self->state('normal');
817 $self->{lastping} = 0;
821 if ($pcno == 21) { # delete a cluster from the list
822 my $call = uc $field[1];
824 if (eph_dup($line)) {
825 dbg("PCPROT: dup PC21 detected") if isdbg('chanerr');
829 # if I get a PC21 from the same callsign as self then treat it
830 # as a PC39: I have gone away
831 if ($call eq $self->call) {
832 $self->disconnect(1);
833 eph_del_regex("^PC(?:1[679]|21).*$field[1]");
837 eph_del_regex("^PC1[79].*$call");
840 my $parent = Route::Node::get($self->{call});
842 dbg("DXPROT: my parent $self->{call} has disappeared");
846 if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
847 my $node = Route::Node::get($call);
850 my $dxchan = DXChannel->get($call);
851 if ($dxchan && $dxchan != $self) {
852 dbg("PCPROT: PC21 from $self->{call} trying to alter locally connected $call, ignored!") if isdbg('chanerr');
857 return unless $self->in_filter_route($node);
860 push @rout, $node->del($parent);
863 dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
867 $self->route_pc21(@rout) if @rout;
872 $self->state('normal');
873 $self->{lastping} = 0;
877 if ($pcno == 23 || $pcno == 27) { # WWV info
879 # route 'foreign' pc27s
881 if ($field[8] ne $main::mycall) {
882 $self->route($field[8], $line);
887 return if $rspfcheck and !$self->rspfcheck(1, $field[8], $field[7]);
890 my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
891 my $sfi = unpad($field[3]);
892 my $k = unpad($field[4]);
893 my $i = unpad($field[5]);
894 my ($r) = $field[6] =~ /R=(\d+)/;
896 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
897 dbg("PCPROT: WWV Date ($field[1] $field[2]) out of range") if isdbg('chanerr');
900 if (Geomag::dup($d,$sfi,$k,$i,$field[6])) {
901 dbg("PCPROT: Dup WWV Spot ignored\n") if isdbg('chanerr');
904 $field[7] =~ s/-\d+$//o; # remove spotter's ssid
906 my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..8], $r);
910 $rep = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8], $r);
912 # dbg("Local::wwv2 error $@") if isdbg('local') if $@;
915 # DON'T be silly and send on PC27s!
916 return if $pcno == 27;
918 # broadcast to the eager world
919 send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
923 if ($pcno == 24) { # set here status
924 my $call = uc $field[1];
926 $nref = Route::Node::get($call);
927 $uref = Route::User::get($call);
928 return unless $nref || $uref; # if we don't know where they are, it's pointless sending it on
930 unless (eph_dup($line)) {
931 $nref->here($field[2]) if $nref;
932 $uref->here($field[2]) if $uref;
933 my $ref = $nref || $uref;
934 return unless $self->in_filter_route($ref);
935 $self->route_pc24($ref, $field[3]);
940 if ($pcno == 25) { # merge request
941 if ($field[1] ne $main::mycall) {
942 $self->route($field[1], $line);
945 if ($field[2] eq $main::mycall) {
946 dbg("PCPROT: Trying to merge to myself, ignored") if isdbg('chanerr');
950 Log('DXProt', "Merge request for $field[3] spots and $field[4] WWV from $field[2]");
954 my @in = reverse Spot::search(1, undef, undef, 0, $field[3]);
957 $self->send(pc26(@{$in}[0..4], $field[2]));
963 my @in = reverse Geomag::search(0, $field[4], time, 1);
966 $self->send(pc27(@{$in}[0..5], $field[2]));
972 if (($pcno >= 28 && $pcno <= 33) || $pcno == 40 || $pcno == 42 || $pcno == 49) { # mail/file handling
973 return if $pcno == 49 && eph_dup($line);
974 if ($pcno == 49 || $field[1] eq $main::mycall) {
975 DXMsg::process($self, $line);
977 $self->route($field[1], $line) unless $self->is_clx;
982 if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
983 if (eph_dup($line, $eph_pc34_restime)) {
984 dbg("PCPROT: dupe") if isdbg('chanerr');
986 $self->process_rcmd($field[1], $field[2], $field[2], $field[3]);
991 if ($pcno == 35) { # remote command replies
992 eph_del_regex("^PC35\^$field[2]\^$field[1]\^");
993 $self->process_rcmd_reply($field[1], $field[2], $field[1], $field[3]);
997 # for pc 37 see 44 onwards
999 if ($pcno == 38) { # node connected list from neighbour
1003 if ($pcno == 39) { # incoming disconnect
1004 if ($field[1] eq $self->{call}) {
1005 $self->disconnect(1);
1006 eph_del_regex("^PC(?:1[679]|21).*$field[1]");
1008 dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
1013 if ($pcno == 41) { # user info
1014 my $call = $field[1];
1016 if (eph_dup($line, $eph_info_restime)) {
1017 dbg("PCPROT: dupe") if isdbg('chanerr');
1021 # input filter if required
1022 # my $ref = Route::get($call) || Route->new($call);
1023 # return unless $self->in_filter_route($ref);
1025 if ($field[3] eq $field[2] || $field[3] =~ /^\s*$/) {
1026 dbg('PCPROT: invalid value') if isdbg('chanerr');
1030 # add this station to the user database, if required
1031 my $user = DXUser->get_current($call);
1032 $user = DXUser->new($call) if !$user;
1034 if ($field[2] == 1) {
1035 $user->name($field[3]);
1036 } elsif ($field[2] == 2) {
1037 $user->qth($field[3]);
1038 } elsif ($field[2] == 3) {
1039 if (is_latlong($field[3])) {
1040 my ($lat, $long) = DXBearing::stoll($field[3]);
1043 $user->qra(DXBearing::lltoqra($lat, $long));
1045 dbg('PCPROT: not a valid lat/long') if isdbg('chanerr');
1048 } elsif ($field[2] == 4) {
1049 $user->homenode($field[3]);
1050 } elsif ($field[2] == 5) {
1051 if (is_qra(uc $field[3])) {
1052 my ($lat, $long) = DXBearing::qratoll(uc $field[3]);
1055 $user->qra(uc $field[3]);
1057 dbg('PCPROT: not a valid QRA locator') if isdbg('chanerr');
1061 $user->lastoper($main::systime); # to cut down on excessive for/opers being generated
1064 unless ($self->{isolate}) {
1065 DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
1068 # perhaps this IS what we want after all
1069 # $self->route_pc41($ref, $call, $field[2], $field[3], $field[4]);
1077 if ($pcno == 37 || $pcno == 44 || $pcno == 45 || $pcno == 46 || $pcno == 47 || $pcno == 48) {
1078 DXDb::process($self, $line);
1082 if ($pcno == 50) { # keep alive/user list
1083 my $call = $field[1];
1084 my $node = Route::Node::get($call);
1086 return unless $node->call eq $self->{call};
1087 $node->usercount($field[2]);
1089 # input filter if required
1090 return unless $self->in_filter_route($node);
1092 $self->route_pc50($node, $field[2], $field[3]) unless eph_dup($line);
1097 if ($pcno == 51) { # incoming ping requests/answers
1099 my $from = $field[2];
1100 my $flag = $field[3];
1104 if ($to eq $main::mycall) {
1106 $self->send(pc51($from, $to, '0'));
1108 # it's a reply, look in the ping list for this one
1109 my $ref = $pings{$from};
1111 my $tochan = DXChannel->get($from);
1113 my $r = shift @$ref;
1114 my $dxchan = DXChannel->get($r->{call});
1115 next unless $dxchan;
1116 my $t = tv_interval($r->{t}, [ gettimeofday ]);
1117 if ($dxchan->is_user) {
1118 my $s = sprintf "%.2f", $t;
1119 my $ave = sprintf "%.2f", $tochan ? ($tochan->{pingave} || $t) : $t;
1120 $dxchan->send($dxchan->msg('pingi', $from, $s, $ave))
1121 } elsif ($dxchan->is_node) {
1123 my $nopings = $tochan->user->nopings || 2;
1124 push @{$tochan->{pingtime}}, $t;
1125 shift @{$tochan->{pingtime}} if @{$tochan->{pingtime}} > 6;
1127 # cope with a missed ping, this means you must set the pingint large enough
1128 if ($t > $tochan->{pingint} && $t < 2 * $tochan->{pingint} ) {
1129 $t -= $tochan->{pingint};
1132 # calc smoothed RTT a la TCP
1133 if (@{$tochan->{pingtime}} == 1) {
1134 $tochan->{pingave} = $t;
1136 $tochan->{pingave} = $tochan->{pingave} + (($t - $tochan->{pingave}) / 6);
1139 # for (@{$tochan->{pingtime}}) {
1142 # $tochan->{pingave} = $st / @{$tochan->{pingtime}};
1143 $tochan->{nopings} = $nopings; # pump up the timer
1150 if (eph_dup($line)) {
1151 dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
1154 # route down an appropriate thingy
1155 $self->route($to, $line);
1160 if ($pcno == 75) { # dunno but route it
1161 my $call = $field[1];
1162 if ($call ne $main::mycall) {
1163 $self->route($call, $line);
1168 if ($pcno == 73) { # WCY broadcasts
1169 my $call = $field[1];
1172 my $d = cltounix($call, sprintf("%02d18Z", $field[2]));
1173 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
1174 dbg("PCPROT: WCY Date ($call $field[2]) out of range") if isdbg('chanerr');
1177 @field = map { unpad($_) } @field;
1179 dbg("PCPROT: Dup WCY Spot ignored\n") if isdbg('chanerr');
1183 my $wcy = WCY::update($d, @field[2..12]);
1187 $rep = Local::wcy($self, @field[1..12]);
1189 # dbg("Local::wcy error $@") if isdbg('local') if $@;
1192 # broadcast to the eager world
1193 send_wcy_spot($self, $line, $d, @field[2..12]);
1197 if ($pcno == 84) { # remote commands (incoming)
1198 $self->process_rcmd($field[1], $field[2], $field[3], $field[4]);
1202 if ($pcno == 85) { # remote command replies
1203 $self->process_rcmd_reply($field[1], $field[2], $field[3], $field[4]);
1209 # if get here then rebroadcast the thing with its Hop count decremented (if
1210 # there is one). If it has a hop count and it decrements to zero then don't
1213 # NOTE - don't arrive here UNLESS YOU WANT this lump of protocol to be
1217 if (eph_dup($line)) {
1218 dbg("PCPROT: Ephemeral dup, dropped") if isdbg('chanerr');
1220 unless ($self->{isolate}) {
1221 DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
1227 # This is called from inside the main cluster processing loop and is used
1228 # for despatching commands that are doing some long processing job
1233 my @dxchan = DXChannel->get_all();
1237 # send out a pc50 on EVERY channel all at once
1238 if ($t >= $last_pc50 + $DXProt::pc50_interval) {
1239 $pc50s = pc50($main::me, scalar DXChannel::get_all_users);
1244 foreach $dxchan (@dxchan) {
1245 next unless $dxchan->is_node();
1246 next if $dxchan == $main::me;
1249 $dxchan->send($pc50s) if $pc50s;
1251 # send a ping out on this channel
1252 if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
1253 if ($dxchan->{nopings} <= 0) {
1254 $dxchan->disconnect;
1256 addping($main::mycall, $dxchan->call);
1257 $dxchan->{nopings} -= 1;
1258 $dxchan->{lastping} = $t;
1264 if ($t - $last10 >= 10) {
1265 # clean out ephemera
1272 if ($main::systime - 3600 > $last_hour) {
1273 $last_hour = $main::systime;
1278 # finish up a pc context
1282 # some active measures
1289 my @dxchan = DXChannel->get_all();
1292 # send it if it isn't the except list and isn't isolated and still has a hop count
1293 # taking into account filtering and so on
1294 foreach $dxchan (@dxchan) {
1295 next if $dxchan == $main::me;
1296 next if $dxchan == $self && $self->is_node;
1297 $dxchan->dx_spot($line, $self->{isolate}, @_, $self->{call});
1305 my $isolate = shift;
1306 my ($filter, $hops);
1308 if ($self->{spotsfilter}) {
1309 ($filter, $hops) = $self->{spotsfilter}->it(@_);
1310 return unless $filter;
1312 send_prot_line($self, $filter, $hops, $isolate, $line);
1317 my ($self, $filter, $hops, $isolate, $line) = @_;
1322 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1324 $routeit = adjust_hops($self, $line); # adjust its hop count by node name
1325 return unless $routeit;
1328 $self->send($routeit);
1330 $self->send($routeit) unless $self->{isolate} || $isolate;
1339 my @dxchan = DXChannel->get_all();
1341 my ($wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1342 my @dxcc = Prefix::extract($_[6]);
1344 $wwv_dxcc = $dxcc[1]->dxcc;
1345 $wwv_itu = $dxcc[1]->itu;
1346 $wwv_cq = $dxcc[1]->cq;
1348 @dxcc = Prefix::extract($_[7]);
1350 $org_dxcc = $dxcc[1]->dxcc;
1351 $org_itu = $dxcc[1]->itu;
1352 $org_cq = $dxcc[1]->cq;
1355 # send it if it isn't the except list and isn't isolated and still has a hop count
1356 # taking into account filtering and so on
1357 foreach $dxchan (@dxchan) {
1358 next if $dxchan == $main::me;
1359 next if $dxchan == $self && $self->is_node;
1361 my ($filter, $hops);
1363 $dxchan->wwv($line, $self->{isolate}, @_, $self->{call}, $wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq);
1372 my $isolate = shift;
1373 my ($filter, $hops);
1375 if ($self->{wwvfilter}) {
1376 ($filter, $hops) = $self->{wwvfilter}->it(@_);
1377 return unless $filter;
1379 send_prot_line($self, $filter, $hops, $isolate, $line)
1386 my @dxchan = DXChannel->get_all();
1388 my ($wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1389 my @dxcc = Prefix::extract($_[10]);
1391 $wcy_dxcc = $dxcc[1]->dxcc;
1392 $wcy_itu = $dxcc[1]->itu;
1393 $wcy_cq = $dxcc[1]->cq;
1395 @dxcc = Prefix::extract($_[11]);
1397 $org_dxcc = $dxcc[1]->dxcc;
1398 $org_itu = $dxcc[1]->itu;
1399 $org_cq = $dxcc[1]->cq;
1402 # send it if it isn't the except list and isn't isolated and still has a hop count
1403 # taking into account filtering and so on
1404 foreach $dxchan (@dxchan) {
1405 next if $dxchan == $main::me;
1406 next if $dxchan == $self;
1408 $dxchan->wcy($line, $self->{isolate}, @_, $self->{call}, $wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq);
1416 my $isolate = shift;
1417 my ($filter, $hops);
1419 if ($self->{wcyfilter}) {
1420 ($filter, $hops) = $self->{wcyfilter}->it(@_);
1421 return unless $filter;
1423 send_prot_line($self, $filter, $hops, $isolate, $line) if $self->is_clx || $self->is_spider || $self->is_dxnet;
1431 my @dxchan = DXChannel->get_all();
1435 my $text = unpad($_[2]);
1437 if ($_[3] eq '*') { # sysops
1439 } elsif ($_[3] gt ' ') { # speciality list handling
1440 my ($name) = split /\./, $_[3];
1441 $target = "$name"; # put the rest in later (if bothered)
1448 $target = "ALL" if !$target;
1451 # obtain country codes etc
1452 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1453 my @dxcc = Prefix::extract($_[0]);
1455 $ann_dxcc = $dxcc[1]->dxcc;
1456 $ann_itu = $dxcc[1]->itu;
1457 $ann_cq = $dxcc[1]->cq;
1459 @dxcc = Prefix::extract($_[4]);
1461 $org_dxcc = $dxcc[1]->dxcc;
1462 $org_itu = $dxcc[1]->itu;
1463 $org_cq = $dxcc[1]->cq;
1466 if ($self->{inannfilter}) {
1467 my ($filter, $hops) =
1468 $self->{inannfilter}->it(@_, $self->{call},
1469 $ann_dxcc, $ann_itu, $ann_cq,
1470 $org_dxcc, $org_itu, $org_cq);
1472 dbg("PCPROT: Rejected by input announce filter") if isdbg('chanerr');
1477 if (AnnTalk::dup($_[0], $_[1], $_[2])) {
1478 dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
1482 Log('ann', $target, $_[0], $text);
1484 # send it if it isn't the except list and isn't isolated and still has a hop count
1485 # taking into account filtering and so on
1486 foreach $dxchan (@dxchan) {
1487 next if $dxchan == $main::me;
1488 next if $dxchan == $self && $self->is_node;
1489 $dxchan->announce($line, $self->{isolate}, $to, $target, $text, @_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
1497 my $isolate = shift;
1501 my ($filter, $hops);
1503 if ($self->{annfilter}) {
1504 ($filter, $hops) = $self->{annfilter}->it(@_);
1505 return unless $filter;
1507 send_prot_line($self, $filter, $hops, $isolate, $line) unless $_[1] eq $main::mycall;
1511 sub send_local_config
1519 dbg('DXProt::send_local_config') if isdbg('trace');
1522 if ($self->{isolate}) {
1523 @localnodes = ( $main::routeroot );
1525 # create a list of all the nodes that are not connected to this connection
1526 # and are not themselves isolated, this to make sure that isolated nodes
1527 # don't appear outside of this node
1528 my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} } DXChannel::get_all_nodes();
1529 @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan if @dxchan;
1530 my @intcalls = map { $_->nodes } @localnodes if @localnodes;
1531 my $ref = Route::Node::get($self->{call});
1532 my @rnodes = $ref->nodes;
1533 for my $n (@intcalls) {
1534 push @remotenodes, Route::Node::get($n) unless grep $n eq $_, @rnodes;
1536 unshift @localnodes, $main::routeroot;
1539 send_route($self, \&pc19, scalar(@localnodes)+scalar(@remotenodes), @localnodes, @remotenodes);
1541 # get all the users connected on the above nodes and send them out
1542 foreach $n (@localnodes, @remotenodes) {
1544 send_route($self, \&pc16, 1, $n, map {my $r = Route::User::get($_); $r ? ($r) : ()} $n->users);
1546 dbg("sent a null value") if isdbg('chanerr');
1552 # route a message down an appropriate interface for a callsign
1554 # is called route(to, pcline);
1558 my ($self, $call, $line) = @_;
1560 if (ref $self && $call eq $self->{call}) {
1561 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1565 # always send it down the local interface if available
1566 my $dxchan = DXChannel->get($call);
1568 my $cl = Route::get($call);
1569 $dxchan = $cl->dxchan if $cl;
1571 if (ref $self && $dxchan eq $self) {
1572 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1578 my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1580 $dxchan->send($routeit) unless $dxchan == $main::me;
1583 dbg("PCPROT: No route available, dropped") if isdbg('chanerr');
1588 # obtain the hops from the list for this callsign and pc no
1594 my $hops = $DXProt::hopcount{$pcno};
1595 $hops = $DXProt::def_hopcount if !$hops;
1600 # adjust the hop count on a per node basis using the user loadable
1601 # hop table if available or else decrement an existing one
1608 my $call = $self->{call};
1611 if (($hops) = $s =~ /\^H(\d+)\^~?$/o) {
1612 my ($pcno) = $s =~ /^PC(\d\d)/o;
1613 confess "$call called adjust_hops with '$s'" unless $pcno;
1614 my $ref = $nodehops{$call} if %nodehops;
1616 my $newhops = $ref->{$pcno};
1617 return "" if defined $newhops && $newhops == 0;
1618 $newhops = $ref->{default} unless $newhops;
1619 return "" if defined $newhops && $newhops == 0;
1620 $newhops = $hops if !$newhops;
1621 $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
1623 # simply decrement it
1625 return "" if !$hops;
1626 $s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
1638 return $self->msg('lh1') unless -e "$main::data/hop_table.pl";
1639 do "$main::data/hop_table.pl";
1645 # add a ping request to the ping queues
1648 my ($from, $to) = @_;
1649 my $ref = $pings{$to} || [];
1652 $r->{t} = [ gettimeofday ];
1653 route(undef, $to, pc51($to, $main::mycall, 1));
1660 my ($self, $tonode, $fromnode, $user, $cmd) = @_;
1661 if ($tonode eq $main::mycall) {
1662 my $ref = DXUser->get_current($fromnode);
1663 my $cref = Route::Node::get($fromnode);
1664 Log('rcmd', 'in', $ref->{priv}, $fromnode, $cmd);
1665 if ($cmd !~ /^\s*rcmd/i && $cref && $ref && $cref->call eq $ref->homenode) { # not allowed to relay RCMDS!
1666 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
1667 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
1668 my $oldpriv = $self->{priv};
1669 $self->{priv} = $ref->{priv}; # assume the user's privilege level
1670 my @in = (DXCommandmode::run_cmd($self, $cmd));
1671 $self->{priv} = $oldpriv;
1672 $self->send_rcmd_reply($main::mycall, $fromnode, $user, @in);
1673 delete $self->{remotecmd};
1675 $self->send_rcmd_reply($main::mycall, $fromnode, $user, "sorry...!");
1678 $self->send_rcmd_reply($main::mycall, $fromnode, $user, "your attempt is logged, Tut tut tut...!");
1681 my $ref = DXUser->get_current($tonode);
1682 if ($ref && $ref->is_clx) {
1683 $self->route($tonode, pc84($fromnode, $tonode, $user, $cmd));
1685 $self->route($tonode, pc34($fromnode, $tonode, $cmd));
1690 sub process_rcmd_reply
1692 my ($self, $tonode, $fromnode, $user, $line) = @_;
1693 if ($tonode eq $main::mycall) {
1694 my $s = $rcmds{$fromnode};
1696 my $dxchan = DXChannel->get($s->{call});
1697 my $ref = $user eq $tonode ? $dxchan : (DXChannel->get($user) || $dxchan);
1698 $ref->send($line) if $ref;
1699 delete $rcmds{$fromnode} if !$dxchan;
1701 # send unsolicited ones to the sysop
1702 my $dxchan = DXChannel->get($main::myalias);
1703 $dxchan->send($line) if $dxchan;
1706 my $ref = DXUser->get_current($tonode);
1707 if ($ref && $ref->is_clx) {
1708 $self->route($tonode, pc85($fromnode, $tonode, $user, $line));
1710 $self->route($tonode, pc35($fromnode, $tonode, $line));
1719 my $fromnode = shift;
1724 Log('rcmd', 'out', $fromnode, $line);
1725 if ($self->is_clx) {
1726 $self->send(pc85($main::mycall, $fromnode, $user, "$main::mycall:$line"));
1728 $self->send(pc35($main::mycall, $fromnode, "$main::mycall:$line"));
1733 # add a rcmd request to the rcmd queues
1736 my ($self, $to, $cmd) = @_;
1739 $r->{call} = $self->{call};
1740 $r->{t} = $main::systime;
1744 my $ref = Route::Node::get($to);
1745 my $dxchan = $ref->dxchan;
1746 if ($dxchan && $dxchan->is_clx) {
1747 route(undef, $to, pc84($main::mycall, $to, $self->{call}, $cmd));
1749 route(undef, $to, pc34($main::mycall, $to, $cmd));
1756 my $pc39flag = shift;
1757 my $call = $self->call;
1759 return if $self->{disconnecting}++;
1761 unless ($pc39flag && $pc39flag == 1) {
1762 $self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
1766 my $node = Route::Node::get($call);
1769 @rout = $node->del($main::routeroot);
1772 # unbusy and stop and outgoing mail
1773 my $mref = DXMsg::get_busy($call);
1774 $mref->stop_msg($call) if $mref;
1776 # broadcast to all other nodes that all the nodes connected to via me are gone
1777 unless ($pc39flag && $pc39flag == 2) {
1778 $self->route_pc21(@rout) if @rout;
1781 # remove outstanding pings
1782 delete $pings{$call};
1784 # I was the last node visited
1785 $self->user->node($main::mycall);
1787 # send info to all logged in thingies
1788 $self->tell_login('logoutn');
1790 Log('DXProt', $call . " Disconnected");
1792 $self->SUPER::disconnect;
1797 # send a talk message to this thingy
1801 my ($self, $from, $to, $via, $line, $origin) = @_;
1803 $line =~ s/\^/\\5E/g; # remove any ^ characters
1804 $self->send(DXProt::pc10($from, $to, $via, $line, $origin));
1805 Log('talk', $to, $from, $via?$via:$self->call, $line) unless $origin && $origin ne $main::mycall;
1808 # send it if it isn't the except list and isn't isolated and still has a hop count
1809 # taking into account filtering and so on
1813 my $generate = shift;
1814 my $no = shift; # the no of things to filter on
1816 my ($filter, $hops);
1819 for (; @_ && $no; $no--) {
1822 if (!$self->{isolate} && $self->{routefilter}) {
1825 ($filter, $hops) = $self->{routefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1829 dbg("DXPROT: $self->{call}/" . $r->call . " rejected by output filter") if isdbg('chanerr');
1832 dbg("was sent a null value") if isdbg('chanerr');
1835 push @rin, $r unless $self->{isolate} && $r->call ne $main::mycall;
1839 foreach my $line (&$generate(@rin, @_)) {
1842 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1844 $routeit = adjust_hops($self, $line); # adjust its hop count by node name
1845 next unless $routeit;
1847 $self->send($routeit);
1855 my $generate = shift;
1856 my @dxchan = DXChannel::get_all_nodes();
1860 unless ($self->{isolate}) {
1861 foreach $dxchan (@dxchan) {
1862 next if $dxchan == $self;
1863 next if $dxchan == $main::me;
1864 $dxchan->send_route($generate, @_);
1872 broadcast_route($self, \&pc16, 1, @_);
1878 broadcast_route($self, \&pc17, 1, @_);
1884 broadcast_route($self, \&pc19, scalar @_, @_);
1890 broadcast_route($self, \&pc21, scalar @_, @_);
1896 broadcast_route($self, \&pc24, 1, @_);
1902 broadcast_route($self, \&pc41, 1, @_);
1908 broadcast_route($self, \&pc50, 1, @_);
1915 my ($filter, $hops) = (1, 1);
1917 if ($self->{inroutefilter}) {
1918 ($filter, $hops) = $self->{inroutefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1919 dbg("PCPROT: $self->{call}/" . $r->call . ' rejected by in_filter_route') if !$filter && isdbg('chanerr');
1927 my $t = shift || $eph_restime;
1931 $s =~ s/\^H\d\d?\^?\~?$//;
1932 $r = 1 if exists $eph{$s}; # pump up the dup if it keeps circulating
1933 $eph{$s} = $main::systime + $t;
1941 while (($key, $val) = each %eph) {
1942 if ($key =~ m{$regex}) {
1952 while (($key, $val) = each %eph) {
1953 if ($main::systime >= $val) {
1964 while (($key, $val) = each %eph) {
1965 push @out, $key, $val;