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);
37 use vars qw($me $pc11_max_age $pc23_max_age
38 $last_hour $last10 %eph %pings %rcmds
39 %nodehops $baddx $badspotter $badnode $censorpc
40 $allowzero $decode_dk0wcy $send_opernam @checklist);
42 $me = undef; # the channel id for this cluster
43 $pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
44 $pc23_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc23
46 $last_hour = time; # last time I did an hourly periodic update
47 %pings = (); # outstanding ping requests outbound
48 %rcmds = (); # outstanding rcmd requests outbound
49 %nodehops = (); # node specific hop control
50 $censorpc = 1; # Do a BadWords::check on text fields and reject things
51 # loads of 'bad things'
52 $baddx = new DXHash "baddx";
53 $badspotter = new DXHash "badspotter";
54 $badnode = new DXHash "badnode";
59 [ qw(c c m bp bc c) ], # pc10
60 [ qw(f m d t m c c h) ], # pc11
61 [ qw(c bc m bp bm p h) ], # pc12
65 undef , # pc16 has to be validated manually
68 undef , # pc19 has to be validated manually
69 undef , # pc20 no validation
71 undef , # pc22 no validation
72 [ qw(d n n n n m c c h) ], # pc23
74 [ qw(c c n n) ], # pc25
75 [ qw(f m d t m c c bc) ], # pc26
76 [ qw(d n n n n m c c bc) ], # pc27
77 [ qw(c c m c d t p m bp n p bp bc) ], # pc28
78 [ qw(c c n m) ], # pc29
86 [ qw(c c n m) ], # pc37
87 undef, # pc38 not interested
89 [ qw(c c m p n) ], # pc40
90 [ qw(c n m h) ], # pc41
92 undef, # pc43 don't handle it
93 [ qw(c c n m m c) ], # pc44
94 [ qw(c c n m) ], # pc45
100 [ qw(c c n) ], # pc51
122 [ qw(d n n n n n n m m m c c h) ], # pc73
133 [ qw(c c c m) ], # pc84
134 [ qw(c c c m) ], # pc85
137 # use the entry in the check list to check the field list presented
138 # return OK if line NOT in check list (for now)
143 return 0 if $n < 0 || $n > @checklist;
144 my $ref = $checklist[$n];
145 return 0 unless ref $ref;
148 shift; # not interested in the first field
149 for ($i = 0; $i < @$ref; $i++) {
150 my ($blank, $act) = $$ref[$i] =~ /^(b?)(\w)$/;
151 return 0 unless $act;
152 next if $blank && $_[$i] =~ /^[ \*]$/;
154 return $i+1 unless is_callsign($_[$i]);
155 } elsif ($act eq 'm') {
156 return $i+1 unless is_pctext($_[$i]);
157 } elsif ($act eq 'p') {
158 return $i+1 unless is_pcflag($_[$i]);
159 } elsif ($act eq 'f') {
160 return $i+1 unless is_freq($_[$i]);
161 } elsif ($act eq 'n') {
162 return $i+1 unless $_[$i] =~ /^[\d ]+$/;
163 } elsif ($act eq 'h') {
164 return $i+1 unless $_[$i] =~ /^H\d\d?$/;
165 } elsif ($act eq 'd') {
166 return $i+1 unless $_[$i] =~ /^\s*\d+-\w\w\w-[12][90]\d\d$/;
167 } elsif ($act eq 't') {
168 return $i+1 unless $_[$i] =~ /^[012]\d[012345]\dZ$/;
176 my $user = DXUser->get($main::mycall);
177 $DXProt::myprot_version += $main::version*100;
178 $me = DXProt->new($main::mycall, 0, $user);
180 $me->{state} = "indifferent";
181 do "$main::data/hop_table.pl" if -e "$main::data/hop_table.pl";
183 $me->{sort} = 'S'; # S for spider
185 # $Route::Node::me->adddxchan($me);
189 # obtain a new connection this is derived from dxchannel
194 my $self = DXChannel::alloc(@_);
196 # add this node to the table, the values get filled in later
199 $main::routeroot->add($call, '0000', Route::here(1)) if $call ne $main::mycall;
204 # this is how a pc connection starts (for an incoming connection)
205 # issue a PC38 followed by a PC18, then wait for a PC20 (remembering
206 # all the crap that comes between).
209 my ($self, $line, $sort) = @_;
210 my $call = $self->{call};
211 my $user = $self->{user};
213 # remember type of connection
214 $self->{consort} = $line;
215 $self->{outbound} = $sort eq 'O';
216 $self->{priv} = $user->priv || 1; # other clusters can always be 'normal' users
217 $self->{lang} = $user->lang || 'en';
218 $self->{isolate} = $user->{isolate};
219 $self->{consort} = $line; # save the connection type
222 # get the output filters
223 $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'node_default', 0);
224 $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'node_default', 0);
225 $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'node_default', 0);
226 $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'node_default', 0) ;
227 $self->{routefilter} = Filter::read_in('route', $call, 0) || Filter::read_in('route', 'node_default', 0) ;
230 # get the INPUT filters (these only pertain to Clusters)
231 $self->{inspotsfilter} = Filter::read_in('spots', $call, 1) || Filter::read_in('spots', 'node_default', 1);
232 $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1) || Filter::read_in('wwv', 'node_default', 1);
233 $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1) || Filter::read_in('wcy', 'node_default', 1);
234 $self->{inannfilter} = Filter::read_in('ann', $call, 1) || Filter::read_in('ann', 'node_default', 1);
235 $self->{inroutefilter} = Filter::read_in('route', $call, 1) || Filter::read_in('route', 'node_default', 1);
237 # set unbuffered and no echo
238 $self->send_now('B',"0");
239 $self->send_now('E',"0");
241 # ping neighbour node stuff
242 my $ping = $user->pingint;
243 $ping = 5*60 unless defined $ping;
244 $self->{pingint} = $ping;
245 $self->{nopings} = $user->nopings || 2;
246 $self->{pingtime} = [ ];
247 $self->{pingave} = 0;
249 # send initialisation string
250 unless ($self->{outbound}) {
252 $self->{lastping} = $main::systime;
254 $self->{lastping} = $main::systime + ($self->pingint / 2);
256 $self->state('init');
257 $self->{pc50_t} = $main::systime;
259 # send info to all logged in thingies
260 $self->tell_login('loginn');
262 Log('DXProt', "$call connected");
266 # This is the normal pcxx despatcher
270 my ($self, $line) = @_;
271 my @field = split /\^/, $line;
272 return unless @field;
274 pop @field if $field[-1] eq '~';
276 # print join(',', @field), "\n";
278 # ignore any lines that don't start with PC
279 return if !$field[0] =~ /^PC/;
282 my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
284 return if $pcno < 10 || $pcno > 99;
286 # check for and dump bad protocol messages
287 my $n = check($pcno, @field);
289 dbg("PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")") if isdbg('chanerr');
296 $pcr = Local::pcprot($self, $pcno, @field);
298 # dbg("Local::pcprot error $@") if isdbg('local') if $@;
302 if ($pcno == 10) { # incoming talk
304 # will we allow it at all?
307 if (@bad = BadWords::check($field[3])) {
308 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
313 # is it for me or one of mine?
314 my ($to, $via, $call, $dxchan);
315 if ($field[5] gt ' ') {
316 $call = $via = $field[2];
319 $call = $to = $field[2];
321 $dxchan = DXChannel->get($call);
322 if ($dxchan && $dxchan->is_user) {
323 $field[3] =~ s/\%5E/^/g;
324 $dxchan->talk($field[1], $to, $via, $field[3]);
326 $self->route($field[2], $line); # relay it on its way
331 if ($pcno == 11 || $pcno == 26) { # dx spot
333 # route 'foreign' pc26s
335 if ($field[7] ne $main::mycall) {
336 $self->route($field[7], $line);
341 # if this is a 'nodx' node then ignore it
342 if ($badnode->in($field[7])) {
343 dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
347 # if this is a 'bad spotter' user then ignore it
348 if ($badspotter->in($field[6])) {
349 dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
353 # convert the date to a unix date
354 my $d = cltounix($field[3], $field[4]);
355 # bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
356 if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
357 dbg("PCPROT: Spot ignored, invalid date or out of range ($field[3] $field[4])\n") if isdbg('chanerr');
362 if ($baddx->in($field[2])) {
363 dbg("PCPROT: Bad DX spot, ignored") if isdbg('chanerr');
368 $field[5] =~ s/^\s+//; # take any leading blanks off
369 $field[2] = unpad($field[2]); # take off leading and trailing blanks from spotted callsign
370 if ($field[2] =~ /BUST\w*$/) {
371 dbg("PCPROT: useless 'BUSTED' spot") if isdbg('chanerr');
374 if (Spot::dup($field[1], $field[2], $d, $field[5])) {
375 dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
380 if (@bad = BadWords::check($field[5])) {
381 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
386 my @spot = Spot::prepare($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
387 # global spot filtering on INPUT
388 if ($self->{inspotsfilter}) {
389 my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
391 dbg("PCPROT: Rejected by filter") if isdbg('chanerr');
400 # @spot at this point contains:-
401 # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
402 # then spotted itu, spotted cq, spotters itu, spotters cq
403 # you should be able to route on any of these
406 # fix up qra locators of known users
407 my $user = DXUser->get_current($spot[4]);
409 my $qra = $user->qra;
410 unless ($qra && DXBearing::is_qra($qra)) {
411 my $lat = $user->lat;
412 my $long = $user->long;
413 if (defined $lat && defined $long) {
414 $user->qra(DXBearing::lltoqra($lat, $long));
419 # send a remote command to a distant cluster if it is visible and there is no
420 # qra locator and we havn't done it for a month.
422 unless ($user->qra) {
424 my $to = $user->homenode;
425 my $last = $user->lastoper || 0;
426 if ($send_opernam && $main::systime > $last + $DXUser::lastoperinterval && $to && ($node = Route::Node::get($to)) ) {
427 my $cmd = "forward/opernam $spot[4]";
428 # send the rcmd but we aren't interested in the replies...
429 my $dxchan = $node->dxchan;
430 if ($dxchan && $dxchan->is_clx) {
431 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
433 route(undef, $to, pc34($main::mycall, $to, $cmd));
435 if ($to ne $field[7]) {
437 $node = Route::Node::get($to);
439 $dxchan = $node->dxchan;
440 if ($dxchan && $dxchan->is_clx) {
441 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
443 route(undef, $to, pc34($main::mycall, $to, $cmd));
447 $user->lastoper($main::systime);
456 $r = Local::spot($self, @spot);
458 # dbg("Local::spot1 error $@") if isdbg('local') if $@;
461 # DON'T be silly and send on PC26s!
462 return if $pcno == 26;
464 # send out the filtered spots
465 send_dx_spot($self, $line, @spot) if @spot;
469 if ($pcno == 12) { # announces
470 # announce duplicate checking
471 $field[3] =~ s/^\s+//; # remove leading blanks
472 if (AnnTalk::dup($field[1], $field[2], $field[3])) {
473 dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
479 if (@bad = BadWords::check($field[3])) {
480 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
485 if ($field[2] eq '*' || $field[2] eq $main::mycall) {
487 # global ann filtering on INPUT
488 if ($self->{inannfilter}) {
489 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
490 my @dxcc = Prefix::extract($field[1]);
492 $ann_dxcc = $dxcc[1]->dxcc;
493 $ann_itu = $dxcc[1]->itu;
494 $ann_cq = $dxcc[1]->cq();
496 @dxcc = Prefix::extract($field[5]);
498 $org_dxcc = $dxcc[1]->dxcc;
499 $org_itu = $dxcc[1]->itu;
500 $org_cq = $dxcc[1]->cq();
502 my ($filter, $hops) = $self->{inannfilter}->it(@field[1..6], $self->{call},
503 $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
505 dbg("PCPROT: Rejected by filter") if isdbg('chanerr');
511 $self->send_announce($line, @field[1..6]);
513 $self->route($field[2], $line);
529 if ($pcno == 16) { # add a user
533 my $ncall = $field[1];
534 my $newline = "PC16^";
536 if ($ncall eq $main::mycall) {
537 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
540 $dxchan = DXChannel->get($ncall);
541 if ($dxchan && $dxchan ne $self) {
542 dbg("PCPROT: PC16 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
545 my $parent = Route::Node::get($ncall);
547 dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
551 # input filter if required
552 return unless $self->in_filter_route($parent);
556 for ($i = 2; $i < $#field; $i++) {
557 my ($call, $conf, $here) = $field[$i] =~ /^(\S+) (\S) (\d)/o;
558 next unless $call && $conf && defined $here && is_callsign($call);
559 $conf = $conf eq '*';
561 my $r = Route::User::get($call);
562 my $flags = Route::here($here)|Route::conf($conf);
564 if ($r && $r->flags != $flags) {
568 push @rout, $parent->add_user($call, $flags);
571 # add this station to the user database, if required
572 $call =~ s/-\d+$//o; # remove ssid for users
573 my $user = DXUser->get_current($call);
574 $user = DXUser->new($call) if !$user;
575 $user->homenode($parent->call) if !$user->homenode;
576 $user->node($parent->call);
577 $user->lastin($main::systime) unless DXChannel->get($call);
582 # queue up any messages (look for privates only)
583 DXMsg::queue_msg(1) if $self->state eq 'normal';
585 $self->route_pc16($parent, @rout) if @rout;
589 if ($pcno == 17) { # remove a user
591 my $ncall = $field[2];
592 my $ucall = $field[1];
593 if ($ncall eq $main::mycall) {
594 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
597 $dxchan = DXChannel->get($ncall);
598 if ($dxchan && $dxchan ne $self) {
599 dbg("PCPROT: PC17 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
602 my $parent = Route::Node::get($ncall);
604 dbg("PCPROT: Route::Node $ncall not in config") if isdbg('chanerr');
608 # input filter if required
609 return unless $self->in_filter_route($parent);
611 my @rout = $parent->del_user($ucall);
612 $self->route_pc17($parent, @rout) if @rout;
616 if ($pcno == 18) { # link request
617 $self->state('init');
619 # first clear out any nodes on this dxchannel
620 my $parent = Route::Node::get($self->{call});
621 my @rout = $parent->del_nodes;
622 $self->route_pc21(@rout, $parent);
623 $self->send_local_config();
625 return; # we don't pass these on
628 if ($pcno == 19) { # incoming cluster list
630 my $newline = "PC19^";
634 my $parent = Route::Node::get($self->{call});
637 for ($i = 1; $i < $#field-1; $i += 4) {
638 my $here = $field[$i];
639 my $call = uc $field[$i+1];
640 my $conf = $field[$i+2];
641 my $ver = $field[$i+3];
642 next unless defined $here && defined $conf && is_callsign($call);
643 # check for sane parameters
644 $ver = 5000 if $ver eq '0000';
645 next if $ver < 5000; # only works with version 5 software
646 next if length $call < 3; # min 3 letter callsigns
648 # update it if required
649 my $r = Route::Node::get($call);
650 my $flags = Route::here($here)|Route::conf($conf);
651 if ($parent->call eq $call && ($parent->version ne $ver || $parent->flags != $flags)) {
652 $parent->version($ver);
653 $parent->flags($flags);
656 my $ar = $parent->add($r);
657 push @rout, $ar if $ar;
658 if ($r->version ne $ver || $r->flags != $flags) {
660 $r->flags(Route::here($here)|Route::conf($conf));
661 push @rout, $r unless $ar;
663 } elsif ($parent->call ne $call) {
664 next if $call eq $main::mycall || $call eq $self->{call};
666 my $new = Route::Node->new($call, $ver, Route::here($here)|Route::conf($conf));
667 if ($self->in_filter_route($new)) {
675 # unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
676 my $mref = DXMsg::get_busy($call);
677 $mref->stop_msg($call) if $mref;
679 # add this station to the user database, if required (don't remove SSID from nodes)
680 my $user = DXUser->get_current($call);
682 $user = DXUser->new($call);
684 $user->priv(1); # I have relented and defaulted nodes
685 $self->{priv} = 1; # to user RCMDs allowed
686 $user->homenode($call);
689 $user->lastin($main::systime) unless DXChannel->get($call);
693 $self->route_pc19(@rout) if @rout;
697 if ($pcno == 20) { # send local configuration
698 $self->send_local_config();
700 $self->state('normal');
704 if ($pcno == 21) { # delete a cluster from the list
705 my $call = uc $field[1];
707 my $parent = Route::Node::get($self->{call});
709 dbg("PCPROT: Route::Node $call not in config") if isdbg('chanerr');
712 my $node = Route::Node::get($call);
713 if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
714 if ($call eq $self->{call}) {
715 dbg("PCPROT: Trying to disconnect myself with PC21") if isdbg('chanerr');
721 return unless $self->in_filter_route($node);
724 push @rout, $node->del($parent);
727 dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
730 $self->route_pc21(@rout) if @rout;
735 $self->state('normal');
739 if ($pcno == 23 || $pcno == 27) { # WWV info
741 # route 'foreign' pc27s
743 if ($field[8] ne $main::mycall) {
744 $self->route($field[8], $line);
750 my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
751 my $sfi = unpad($field[3]);
752 my $k = unpad($field[4]);
753 my $i = unpad($field[5]);
754 my ($r) = $field[6] =~ /R=(\d+)/;
756 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
757 dbg("PCPROT: WWV Date ($field[1] $field[2]) out of range") if isdbg('chanerr');
760 if (Geomag::dup($d,$sfi,$k,$i,$field[6])) {
761 dbg("PCPROT: Dup WWV Spot ignored\n") if isdbg('chanerr');
764 $field[7] =~ s/-\d+$//o; # remove spotter's ssid
766 my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..8], $r);
770 $rep = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8], $r);
772 # dbg("Local::wwv2 error $@") if isdbg('local') if $@;
775 # DON'T be silly and send on PC27s!
776 return if $pcno == 27;
778 # broadcast to the eager world
779 send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
783 if ($pcno == 24) { # set here status
784 my $call = uc $field[1];
785 my $ref = Route::Node::get($call);
786 $ref->here($field[2]) if $ref;
787 $ref = Route::User::get($call);
788 $ref->here($field[2]) if $ref;
790 # input filter if required
791 return unless $self->in_filter_route($ref);
793 $self->route_pc24($ref, $field[3]) if $ref && !eph_dup($line);
797 if ($pcno == 25) { # merge request
798 if ($field[1] ne $main::mycall) {
799 $self->route($field[1], $line);
802 if ($field[2] eq $main::mycall) {
803 dbg("PCPROT: Trying to merge to myself, ignored") if isdbg('chanerr');
807 Log('DXProt', "Merge request for $field[3] spots and $field[4] WWV from $field[1]");
811 my @in = reverse Spot::search(1, undef, undef, 0, $field[3]);
814 $self->send(pc26(@{$in}[0..4], $field[2]));
820 my @in = reverse Geomag::search(0, $field[4], time, 1);
823 $self->send(pc27(@{$in}[0..5], $field[2]));
829 if (($pcno >= 28 && $pcno <= 33) || $pcno == 40 || $pcno == 42 || $pcno == 49) { # mail/file handling
830 if ($pcno == 49 || $field[1] eq $main::mycall) {
831 DXMsg::process($self, $line);
833 $self->route($field[1], $line) unless $self->is_clx;
838 if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
839 if ($field[1] eq $main::mycall) {
840 my $ref = DXUser->get_current($field[2]);
841 my $cref = Route::Node::get($field[2]);
842 Log('rcmd', 'in', $ref->{priv}, $field[2], $field[3]);
843 unless (!$cref || !$ref || $cref->call ne $ref->homenode) { # not allowed to relay RCMDS!
844 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
845 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
846 my $oldpriv = $self->{priv};
847 $self->{priv} = $ref->{priv}; # assume the user's privilege level
848 my @in = (DXCommandmode::run_cmd($self, $field[3]));
849 $self->{priv} = $oldpriv;
852 $self->send(pc35($main::mycall, $field[2], "$main::mycall:$_"));
853 Log('rcmd', 'out', $field[2], $_);
855 delete $self->{remotecmd};
857 $self->send(pc35($main::mycall, $field[2], "$main::mycall:sorry...!"));
860 $self->send(pc35($main::mycall, $field[2], "$main::mycall:your attempt is logged, Tut tut tut...!"));
863 my $ref = DXUser->get_current($field[1]);
864 if ($ref && $ref->is_clx) {
865 $self->route($field[1], pc84($field[2], $field[1], $field[2], $field[3]));
867 $self->route($field[1], $line);
873 if ($pcno == 35) { # remote command replies
874 if ($field[1] eq $main::mycall) {
875 my $s = $rcmds{$field[2]};
877 my $dxchan = DXChannel->get($s->{call});
878 $dxchan->send($field[3]) if $dxchan;
879 delete $rcmds{$field[2]} if !$dxchan;
881 # send unsolicited ones to the sysop
882 my $dxchan = DXChannel->get($main::myalias);
883 $dxchan->send($field[3]) if $dxchan;
886 my $ref = DXUser->get_current($field[1]);
887 if ($ref && $ref->is_clx) {
888 $self->route($field[1], pc85($field[2], $field[1], $field[2], $field[3]));
890 $self->route($field[1], $line);
896 # for pc 37 see 44 onwards
898 if ($pcno == 38) { # node connected list from neighbour
902 if ($pcno == 39) { # incoming disconnect
903 if ($field[1] eq $self->{call}) {
904 $self->disconnect(1);
906 dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
911 if ($pcno == 41) { # user info
912 # add this station to the user database, if required
913 my $call = $field[1];
914 my $user = DXUser->get_current($call);
915 $user = DXUser->new($call) if !$user;
917 if ($field[2] == 1) {
918 $user->name($field[3]);
919 } elsif ($field[2] == 2) {
920 $user->qth($field[3]);
921 } elsif ($field[2] == 3) {
922 my ($lat, $long) = DXBearing::stoll($field[3]);
925 $user->qra(DXBearing::lltoqra($lat, $long)) unless $user->qra && DXBearing::is_qra($user->qra);
926 } elsif ($field[2] == 4) {
927 $user->homenode($field[3]);
929 $user->lastoper($main::systime); # to cut down on excessive for/opers being generated
931 my $ref = Route::get($call);
933 # input filter if required
934 return unless $self->in_filter_route($ref);
936 $self->route_pc41($ref, $call, $field[2], $field[3], $field[4]) if $ref && !eph_dup($line);
944 if ($pcno == 37 || $pcno == 44 || $pcno == 45 || $pcno == 46 || $pcno == 47 || $pcno == 48) {
945 DXDb::process($self, $line);
949 if ($pcno == 50) { # keep alive/user list
950 my $call = $field[1];
951 my $node = Route::Node::get($call);
953 return unless $node->call eq $self->{call};
954 $node->usercount($field[2]);
956 # input filter if required
957 return unless $self->in_filter_route($node);
959 $self->route_pc50($node, $field[2], $field[3]) unless eph_dup($line);
964 if ($pcno == 51) { # incoming ping requests/answers
966 my $from = $field[2];
967 my $flag = $field[3];
970 if ($to eq $main::mycall) {
972 $self->send(pc51($from, $to, '0'));
974 # it's a reply, look in the ping list for this one
975 my $ref = $pings{$from};
977 my $tochan = DXChannel->get($from);
980 my $dxchan = DXChannel->get($r->{call});
982 my $t = tv_interval($r->{t}, [ gettimeofday ]);
983 if ($dxchan->is_user) {
984 my $s = sprintf "%.2f", $t;
985 my $ave = sprintf "%.2f", $tochan ? ($tochan->{pingave} || $t) : $t;
986 $dxchan->send($dxchan->msg('pingi', $from, $s, $ave))
987 } elsif ($dxchan->is_node) {
989 $tochan->{nopings} = $tochan->user->nopings || 2; # pump up the timer
990 push @{$tochan->{pingtime}}, $t;
991 shift @{$tochan->{pingtime}} if @{$tochan->{pingtime}} > 6;
993 for (@{$tochan->{pingtime}}) {
996 $tochan->{pingave} = $st / @{$tochan->{pingtime}};
1003 # route down an appropriate thingy
1004 $self->route($to, $line);
1009 if ($pcno == 75) { # dunno but route it
1010 my $call = $field[1];
1011 if ($call ne $main::mycall) {
1012 $self->route($call, $line);
1017 if ($pcno == 73) { # WCY broadcasts
1018 my $call = $field[1];
1021 my $d = cltounix($call, sprintf("%02d18Z", $field[2]));
1022 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
1023 dbg("PCPROT: WCY Date ($call $field[2]) out of range") if isdbg('chanerr');
1026 @field = map { unpad($_) } @field;
1027 if (WCY::dup($d,@field[3..7])) {
1028 dbg("PCPROT: Dup WCY Spot ignored\n") if isdbg('chanerr');
1032 my $wcy = WCY::update($d, @field[2..12]);
1036 $rep = Local::wwv($self, @field[1..12]);
1038 # dbg("Local::wcy error $@") if isdbg('local') if $@;
1041 # broadcast to the eager world
1042 send_wcy_spot($self, $line, $d, @field[2..12]);
1046 if ($pcno == 84) { # remote commands (incoming)
1047 my $call = $field[1];
1048 if ($call eq $main::mycall) {
1049 my $ref = DXUser->get_current($field[2]);
1050 my $cref = Route::Node::get($field[2]);
1051 Log('rcmd', 'in', $ref->{priv}, $field[2], $field[4]);
1052 unless ($field[4] =~ /rcmd/i || !$cref || !$ref || $cref->call ne $ref->homenode) { # not allowed to relay RCMDS!
1053 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
1054 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
1055 my $oldpriv = $self->{priv};
1056 $self->{priv} = $ref->{priv}; # assume the user's privilege level
1057 my @in = (DXCommandmode::run_cmd($self, $field[4]));
1058 $self->{priv} = $oldpriv;
1061 $self->send(pc85($main::mycall, $field[2], $field[3], "$main::mycall:$_"));
1062 Log('rcmd', 'out', $field[2], $_);
1064 delete $self->{remotecmd};
1066 $self->send(pc85($main::mycall, $field[2], $field[3], "$main::mycall:sorry...!"));
1069 $self->send(pc85($main::mycall, $field[2], $field[3],"$main::mycall:your attempt is logged, Tut tut tut...!"));
1072 my $ref = DXUser->get_current($call);
1073 if ($ref && $ref->is_clx) {
1074 $self->route($call, $line);
1076 $self->route($call, pc34($field[2], $call, $field[4]));
1082 if ($pcno == 85) { # remote command replies
1083 my $call = $field[1];
1084 if ($call eq $main::mycall) {
1085 my $dxchan = DXChannel->get($field[3]);
1087 $dxchan->send($field[4]);
1089 my $s = $rcmds{$field[2]};
1091 $dxchan = DXChannel->get($s->{call});
1092 $dxchan->send($field[4]) if $dxchan;
1093 delete $rcmds{$field[2]} if !$dxchan;
1095 # send unsolicited ones to the sysop
1096 my $dxchan = DXChannel->get($main::myalias);
1097 $dxchan->send($field[4]) if $dxchan;
1101 my $ref = DXUser->get_current($call);
1102 if ($ref && $ref->is_clx) {
1103 $self->route($call, $line);
1105 $self->route($call, pc35($field[2], $call, $field[4]));
1112 # if get here then rebroadcast the thing with its Hop count decremented (if
1113 # there is one). If it has a hop count and it decrements to zero then don't
1116 # NOTE - don't arrive here UNLESS YOU WANT this lump of protocol to be
1120 if (eph_dup($line)) {
1121 dbg("PCPROT: Ephemeral dup, dropped") if isdbg('chanerr');
1123 unless ($self->{isolate}) {
1124 broadcast_ak1a($line, $self); # send it to everyone but me
1130 # This is called from inside the main cluster processing loop and is used
1131 # for despatching commands that are doing some long processing job
1136 my @dxchan = DXChannel->get_all();
1139 foreach $dxchan (@dxchan) {
1140 next unless $dxchan->is_node();
1141 next if $dxchan == $me;
1143 # send a pc50 out on this channel
1144 $dxchan->{pc50_t} = $main::systime unless exists $dxchan->{pc50_t};
1145 if ($t >= $dxchan->{pc50_t} + $DXProt::pc50_interval) {
1146 my $s = pc50($me, scalar DXChannel::get_all_users);
1149 $dxchan->{pc50_t} = $t;
1152 # send a ping out on this channel
1153 if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
1154 if ($dxchan->{nopings} <= 0) {
1155 $dxchan->disconnect;
1157 addping($main::mycall, $dxchan->call);
1158 $dxchan->{nopings} -= 1;
1159 $dxchan->{lastping} = $t;
1165 if ($t - $last10 >= 10) {
1166 # clean out ephemera
1173 if ($main::systime - 3600 > $last_hour) {
1174 $last_hour = $main::systime;
1179 # finish up a pc context
1183 # some active measures
1190 my @dxchan = DXChannel->get_all();
1193 # send it if it isn't the except list and isn't isolated and still has a hop count
1194 # taking into account filtering and so on
1195 foreach $dxchan (@dxchan) {
1196 next if $dxchan == $me;
1198 my ($filter, $hops);
1200 if ($dxchan->{spotsfilter}) {
1201 ($filter, $hops) = $dxchan->{spotsfilter}->it(@_, $self->{call} );
1202 next unless $filter;
1205 if ($dxchan->is_node) {
1206 next if $dxchan == $self;
1209 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1211 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1212 next unless $routeit;
1215 $dxchan->send($routeit) if $routeit;
1217 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1219 } elsif ($dxchan->is_user && $dxchan->{dx}) {
1220 my $buf = Spot::formatb($dxchan->{user}->wantgrid, $_[0], $_[1], $_[2], $_[3], $_[4]);
1221 $buf .= "\a\a" if $dxchan->{beep};
1223 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1224 $dxchan->send($buf);
1226 $dxchan->delay($buf);
1236 my @dxchan = DXChannel->get_all();
1238 my ($wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1239 my @dxcc = Prefix::extract($_[7]);
1241 $wwv_dxcc = $dxcc[1]->dxcc;
1242 $wwv_itu = $dxcc[1]->itu;
1243 $wwv_cq = $dxcc[1]->cq;
1245 @dxcc = Prefix::extract($_[8]);
1247 $org_dxcc = $dxcc[1]->dxcc;
1248 $org_itu = $dxcc[1]->itu;
1249 $org_cq = $dxcc[1]->cq;
1252 # send it if it isn't the except list and isn't isolated and still has a hop count
1253 # taking into account filtering and so on
1254 foreach $dxchan (@dxchan) {
1255 next if $dxchan == $self;
1256 next if $dxchan == $me;
1258 my ($filter, $hops);
1260 if ($dxchan->{wwvfilter}) {
1261 ($filter, $hops) = $dxchan->{wwvfilter}->it(@_, $self->{call}, $wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq);
1262 next unless $filter;
1264 if ($dxchan->is_node) {
1267 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1269 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1270 next unless $routeit;
1273 $dxchan->send($routeit) if $routeit;
1275 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1278 } elsif ($dxchan->is_user && $dxchan->{wwv}) {
1279 my $buf = "WWV de $_[6] <$_[1]>: SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
1280 $buf .= "\a\a" if $dxchan->{beep};
1281 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1282 $dxchan->send($buf);
1284 $dxchan->delay($buf);
1294 my @dxchan = DXChannel->get_all();
1296 my ($wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1297 my @dxcc = Prefix::extract($_[11]);
1299 $wcy_dxcc = $dxcc[1]->dxcc;
1300 $wcy_itu = $dxcc[1]->itu;
1301 $wcy_cq = $dxcc[1]->cq;
1303 @dxcc = Prefix::extract($_[12]);
1305 $org_dxcc = $dxcc[1]->dxcc;
1306 $org_itu = $dxcc[1]->itu;
1307 $org_cq = $dxcc[1]->cq;
1310 # send it if it isn't the except list and isn't isolated and still has a hop count
1311 # taking into account filtering and so on
1312 foreach $dxchan (@dxchan) {
1313 next if $dxchan == $me;
1315 my ($filter, $hops);
1317 if ($dxchan->{wcyfilter}) {
1318 ($filter, $hops) = $dxchan->{wcyfilter}->it(@_, $self->{call}, $wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq);
1319 next unless $filter;
1321 if ($dxchan->is_clx || $dxchan->is_spider || $dxchan->is_dxnet) {
1324 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1326 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1327 next unless $routeit;
1330 $dxchan->send($routeit) if $routeit;
1332 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1334 } elsif ($dxchan->is_user && $dxchan->{wcy}) {
1335 my $buf = "WCY de $_[10] <$_[1]> : K=$_[4] expK=$_[5] A=$_[3] R=$_[6] SFI=$_[2] SA=$_[7] GMF=$_[8] Au=$_[9]";
1336 $buf .= "\a\a" if $dxchan->{beep};
1337 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1338 $dxchan->send($buf);
1340 $dxchan->delay($buf);
1351 my @dxchan = DXChannel->get_all();
1353 my $text = unpad($_[2]);
1357 if ($_[3] eq '*') { # sysops
1359 } elsif ($_[3] gt ' ') { # speciality list handling
1360 my ($name) = split /\./, $_[3];
1361 $target = "$name"; # put the rest in later (if bothered)
1368 $target = "ALL" if !$target;
1370 Log('ann', $target, $_[0], $text);
1372 # obtain country codes etc
1373 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1374 my @dxcc = Prefix::extract($_[0]);
1376 $ann_dxcc = $dxcc[1]->dxcc;
1377 $ann_itu = $dxcc[1]->itu;
1378 $ann_cq = $dxcc[1]->cq;
1380 @dxcc = Prefix::extract($_[4]);
1382 $org_dxcc = $dxcc[1]->dxcc;
1383 $org_itu = $dxcc[1]->itu;
1384 $org_cq = $dxcc[1]->cq;
1387 # send it if it isn't the except list and isn't isolated and still has a hop count
1388 # taking into account filtering and so on
1389 foreach $dxchan (@dxchan) {
1390 next if $dxchan == $self;
1391 next if $dxchan == $me;
1393 my ($filter, $hops);
1395 if ($dxchan->{annfilter}) {
1396 ($filter, $hops) = $dxchan->{annfilter}->it(@_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
1397 next unless $filter;
1399 if ($dxchan->is_node && $_[1] ne $main::mycall) { # i.e not specifically routed to me
1402 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1404 $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1405 next unless $routeit;
1408 $dxchan->send($routeit) if $routeit;
1410 $dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
1413 } elsif ($dxchan->is_user) {
1414 unless ($dxchan->{ann}) {
1415 next if $_[0] ne $main::myalias && $_[0] ne $main::mycall;
1417 next if $target eq 'SYSOP' && $dxchan->{priv} < 5;
1418 my $buf = "$to$target de $_[0]: $text";
1420 $buf .= "\a\a" if $dxchan->{beep};
1421 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1422 $dxchan->send($buf);
1424 $dxchan->delay($buf);
1430 sub send_local_config
1438 dbg('DXProt::send_local_config') if isdbg('trace');
1441 if ($self->{isolate}) {
1442 @localnodes = ( $main::routeroot );
1444 # create a list of all the nodes that are not connected to this connection
1445 # and are not themselves isolated, this to make sure that isolated nodes
1446 # don't appear outside of this node
1447 my @dxchan = grep { $_->call ne $main::mycall && $_->call ne $self->{call} } DXChannel::get_all_nodes();
1448 @localnodes = map { Route::Node::get($_->{call}) or die "connot find node $_->{call}" } @dxchan if @dxchan;
1449 my @intcalls = map { $_->nodes } @localnodes if @localnodes;
1450 my $ref = Route::Node::get($self->{call});
1451 my @rnodes = $ref->nodes;
1452 for my $n (@intcalls) {
1453 push @remotenodes, Route::Node::get($n) unless grep $n eq $_, @rnodes;
1455 unshift @localnodes, $main::routeroot;
1458 send_route($self, \&pc19, scalar(@localnodes)+scalar(@remotenodes), @localnodes, @remotenodes);
1460 # get all the users connected on the above nodes and send them out
1461 foreach $n (@localnodes, @remotenodes) {
1463 send_route($self, \&pc16, 1, $n, map {my $r = Route::User::get($_); $r ? ($r) : ()} $n->users);
1465 dbg("sent a null value") if isdbg('chanerr');
1471 # route a message down an appropriate interface for a callsign
1473 # is called route(to, pcline);
1477 my ($self, $call, $line) = @_;
1479 if (ref $self && $call eq $self->{call}) {
1480 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1484 # always send it down the local interface if available
1485 my $dxchan = DXChannel->get($call);
1487 my $cl = Route::Node::get($call);
1488 $dxchan = $cl->dxchan if $cl;
1490 if (ref $self && $dxchan eq $self) {
1491 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1497 my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1499 $dxchan->send($routeit);
1502 dbg("PCPROT: No route available, dropped") if isdbg('chanerr');
1506 # broadcast a message to all clusters taking into account isolation
1507 # [except those mentioned after buffer]
1510 my $s = shift; # the line to be rebroadcast
1511 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1512 my @dxchan = DXChannel::get_all_nodes();
1515 # send it if it isn't the except list and isn't isolated and still has a hop count
1516 foreach $dxchan (@dxchan) {
1517 next if grep $dxchan == $_, @except;
1518 next if $dxchan == $me;
1520 my $routeit = adjust_hops($dxchan, $s); # adjust its hop count by node name
1521 $dxchan->send($routeit) unless $dxchan->{isolate} || !$routeit;
1525 # broadcast a message to all clusters ignoring isolation
1526 # [except those mentioned after buffer]
1527 sub broadcast_all_ak1a
1529 my $s = shift; # the line to be rebroadcast
1530 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1531 my @dxchan = DXChannel::get_all_nodes();
1534 # send it if it isn't the except list and isn't isolated and still has a hop count
1535 foreach $dxchan (@dxchan) {
1536 next if grep $dxchan == $_, @except;
1537 next if $dxchan == $me;
1539 my $routeit = adjust_hops($dxchan, $s); # adjust its hop count by node name
1540 $dxchan->send($routeit);
1544 # broadcast to all users
1545 # storing the spot or whatever until it is in a state to receive it
1548 my $s = shift; # the line to be rebroadcast
1549 my $sort = shift; # the type of transmission
1550 my $fref = shift; # a reference to an object to filter on
1551 my @except = @_; # to all channels EXCEPT these (dxchannel refs)
1552 my @dxchan = DXChannel::get_all_users();
1556 foreach $dxchan (@dxchan) {
1557 next if grep $dxchan == $_, @except;
1560 broadcast_list($s, $sort, $fref, @out);
1563 # broadcast to a list of users
1571 foreach $dxchan (@_) {
1573 next if $dxchan == $me;
1575 if ($sort eq 'dx') {
1576 next unless $dxchan->{dx};
1577 ($filter) = $dxchan->{spotsfilter}->it(@{$fref}) if ref $fref;
1578 next unless $filter;
1580 next if $sort eq 'ann' && !$dxchan->{ann} && $s !~ /^To\s+LOCAL\s+de\s+(?:$main::myalias|$main::mycall)/i;
1581 next if $sort eq 'wwv' && !$dxchan->{wwv};
1582 next if $sort eq 'wcy' && !$dxchan->{wcy};
1583 next if $sort eq 'wx' && !$dxchan->{wx};
1585 $s =~ s/\a//og unless $dxchan->{beep};
1587 if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
1597 # obtain the hops from the list for this callsign and pc no
1603 my $hops = $DXProt::hopcount{$pcno};
1604 $hops = $DXProt::def_hopcount if !$hops;
1609 # adjust the hop count on a per node basis using the user loadable
1610 # hop table if available or else decrement an existing one
1617 my $call = $self->{call};
1620 if (($hops) = $s =~ /\^H(\d+)\^~?$/o) {
1621 my ($pcno) = $s =~ /^PC(\d\d)/o;
1622 confess "$call called adjust_hops with '$s'" unless $pcno;
1623 my $ref = $nodehops{$call} if %nodehops;
1625 my $newhops = $ref->{$pcno};
1626 return "" if defined $newhops && $newhops == 0;
1627 $newhops = $ref->{default} unless $newhops;
1628 return "" if defined $newhops && $newhops == 0;
1629 $newhops = $hops if !$newhops;
1630 $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
1632 # simply decrement it
1634 return "" if !$hops;
1635 $s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
1647 return $self->msg('lh1') unless -e "$main::data/hop_table.pl";
1648 do "$main::data/hop_table.pl";
1654 # add a ping request to the ping queues
1657 my ($from, $to) = @_;
1658 my $ref = $pings{$to} || [];
1661 $r->{t} = [ gettimeofday ];
1662 route(undef, $to, pc51($to, $main::mycall, 1));
1667 # add a rcmd request to the rcmd queues
1670 my ($self, $to, $cmd) = @_;
1673 $r->{call} = $self->{call};
1674 $r->{t} = $main::systime;
1678 my $ref = Route::Node::get($to);
1679 my $dxchan = $ref->dxchan;
1680 if ($dxchan && $dxchan->is_clx) {
1681 route(undef, $to, pc84($main::mycall, $to, $self->{call}, $cmd));
1683 route(undef, $to, pc34($main::mycall, $to, $cmd));
1690 my $pc39flag = shift;
1691 my $call = $self->call;
1693 unless ($pc39flag && $pc39flag == 1) {
1694 $self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
1698 my $node = Route::Node::get($call);
1701 @rout = $node->del_nodes; # at the next level
1702 @rout = $node->del($main::routeroot);
1705 # unbusy and stop and outgoing mail
1706 my $mref = DXMsg::get_busy($call);
1707 $mref->stop_msg($call) if $mref;
1709 # broadcast to all other nodes that all the nodes connected to via me are gone
1710 unless ($pc39flag && $pc39flag == 2) {
1711 $self->route_pc21(@rout) if @rout;
1714 # remove outstanding pings
1715 delete $pings{$call};
1717 # I was the last node visited
1718 $self->user->node($main::mycall);
1720 # send info to all logged in thingies
1721 $self->tell_login('logoutn');
1723 Log('DXProt', $call . " Disconnected");
1725 $self->SUPER::disconnect;
1730 # send a talk message to this thingy
1734 my ($self, $from, $to, $via, $line) = @_;
1736 $line =~ s/\^/\\5E/g; # remove any ^ characters
1737 $self->send(DXProt::pc10($from, $to, $via, $line));
1738 Log('talk', $self->call, $from, $via?$via:$main::mycall, $line);
1741 # send it if it isn't the except list and isn't isolated and still has a hop count
1742 # taking into account filtering and so on
1746 my $generate = shift;
1747 my $no = shift; # the no of things to filter on
1749 my ($filter, $hops);
1752 for (; @_ && $no; $no--) {
1755 if ($self->{routefilter}) {
1758 ($filter, $hops) = $self->{routefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1762 dbg('DXPROT: Rejected by filter') if isdbg('chanerr');
1765 dbg("was sent a null value") if isdbg('chanerr');
1772 foreach my $line (&$generate(@rin, @_)) {
1775 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1777 $routeit = adjust_hops($self, $line); # adjust its hop count by node name
1778 next unless $routeit;
1780 $self->send($routeit) if $self->{routefilter} || !$self->{isolate};
1788 my $generate = shift;
1789 my @dxchan = DXChannel::get_all_nodes();
1793 foreach $dxchan (@dxchan) {
1794 next if $dxchan == $self;
1795 next if $dxchan == $me;
1796 if ($self->{routefilter} || !$self->{isolate}) {
1797 $dxchan->send_route($generate, @_)
1799 dbg('DXPROT: isolated') if isdbg('chanerr');
1807 broadcast_route($self, \&pc16, 1, @_);
1813 broadcast_route($self, \&pc17, 1, @_);
1819 broadcast_route($self, \&pc19, scalar @_, @_);
1825 broadcast_route($self, \&pc21, scalar @_, @_);
1831 broadcast_route($self, \&pc24, 1, @_);
1837 broadcast_route($self, \&pc41, 1, @_);
1843 broadcast_route($self, \&pc50, 1, @_);
1850 my ($filter, $hops) = (1, 1);
1852 if ($self->{inroutefilter}) {
1853 ($filter, $hops) = $self->{inroutefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1854 dbg('PCPROT: rejected by filter') if !$filter && isdbg('chanerr');
1864 $s =~ s/\^H\d\d?\^?~?$//;
1865 return 1 if exists $eph{$s};
1866 $eph{$s} = $main::systime;
1874 while (($key, $val) = each %eph) {
1875 if ($main::systime - $val > 90) {