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 this is a 'nodx' node then ignore it
353 if ($badnode->in($field[6]) || ($via && $badnode->in($via))) {
354 dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
358 # if this is a 'bad spotter' user then ignore it
360 $nossid =~ s/-\d+$//;
361 if ($badspotter->in($nossid)) {
362 dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
366 # if we are converting announces to talk is it a dup?
368 if (AnnTalk::is_talk_candidate($from, $field[3]) && AnnTalk::dup($from, $to, $field[3])) {
369 dbg("DXPROT: Dupe talk from announce, dropped") if isdbg('chanerr');
374 # it is here and logged on
375 $dxchan = DXChannel->get($main::myalias) if $to eq $main::mycall;
376 $dxchan = DXChannel->get($to) unless $dxchan;
377 if ($dxchan && $dxchan->is_user) {
378 $field[3] =~ s/\%5E/^/g;
379 $dxchan->talk($from, $to, $via, $field[3]);
383 # is it elsewhere, visible on the cluster via the to address?
384 # note: this discards the via unless the to address is on
387 if ($ref = Route::get($to)) {
388 $vref = Route::Node::get($via) if $via;
389 $vref = undef unless $vref && grep $to eq $_, $vref->users;
390 $ref->dxchan->talk($from, $to, $vref ? $via : undef, $field[3], $field[6]);
394 # not visible here, send a message of condolence
396 $ref = Route::get($from);
397 $vref = $ref = Route::Node::get($field[6]) unless $ref;
399 $dxchan = $ref->dxchan;
400 $dxchan->talk($main::mycall, $from, $vref ? $vref->call : undef, $dxchan->msg('talknh', $to) );
405 if ($pcno == 11 || $pcno == 26) { # dx spot
407 # route 'foreign' pc26s
409 if ($field[7] ne $main::mycall) {
410 $self->route($field[7], $line);
416 # return if $rspfcheck and !$self->rspfcheck(1, $field[7], $field[6]);
418 # if this is a 'nodx' node then ignore it
419 if ($badnode->in($field[7])) {
420 dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
424 # if this is a 'bad spotter' user then ignore it
425 my $nossid = $field[6];
426 $nossid =~ s/-\d+$//;
427 if ($badspotter->in($nossid)) {
428 dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
432 # convert the date to a unix date
433 my $d = cltounix($field[3], $field[4]);
434 # bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
435 if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
436 dbg("PCPROT: Spot ignored, invalid date or out of range ($field[3] $field[4])\n") if isdbg('chanerr');
441 if ($baddx->in($field[2]) || BadWords::check($field[2]) || $field[2] =~ /COCK/) {
442 dbg("PCPROT: Bad DX spot, ignored") if isdbg('chanerr');
447 $field[5] =~ s/^\s+//; # take any leading blanks off
448 $field[2] = unpad($field[2]); # take off leading and trailing blanks from spotted callsign
449 if ($field[2] =~ /BUST\w*$/) {
450 dbg("PCPROT: useless 'BUSTED' spot") if isdbg('chanerr');
455 if (@bad = BadWords::check($field[5])) {
456 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
462 my @spot = Spot::prepare($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
463 # global spot filtering on INPUT
464 if ($self->{inspotsfilter}) {
465 my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
467 dbg("PCPROT: Rejected by input spot filter") if isdbg('chanerr');
472 # this goes after the input filtering, but before the add
473 # so that if it is input filtered, it isn't added to the dup
474 # list. This allows it to come in from a "legitimate" source
475 if (Spot::dup($field[1], $field[2], $d, $field[5])) {
476 dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
484 # @spot at this point contains:-
485 # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
486 # then spotted itu, spotted cq, spotters itu, spotters cq
487 # you should be able to route on any of these
490 # fix up qra locators of known users
491 my $user = DXUser->get_current($spot[4]);
493 my $qra = $user->qra;
494 unless ($qra && is_qra($qra)) {
495 my $lat = $user->lat;
496 my $long = $user->long;
497 if (defined $lat && defined $long) {
498 $user->qra(DXBearing::lltoqra($lat, $long));
503 # send a remote command to a distant cluster if it is visible and there is no
504 # qra locator and we havn't done it for a month.
506 unless ($user->qra) {
508 my $to = $user->homenode;
509 my $last = $user->lastoper || 0;
510 if ($send_opernam && $to && $to ne $main::mycall && $main::systime > $last + $DXUser::lastoperinterval && ($node = Route::Node::get($to)) ) {
511 my $cmd = "forward/opernam $spot[4]";
512 # send the rcmd but we aren't interested in the replies...
513 my $dxchan = $node->dxchan;
514 if ($dxchan && $dxchan->is_clx) {
515 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
517 route(undef, $to, pc34($main::mycall, $to, $cmd));
519 if ($to ne $field[7]) {
521 $node = Route::Node::get($to);
523 $dxchan = $node->dxchan;
524 if ($dxchan && $dxchan->is_clx) {
525 route(undef, $to, pc84($main::mycall, $to, $main::mycall, $cmd));
527 route(undef, $to, pc34($main::mycall, $to, $cmd));
531 $user->lastoper($main::systime);
540 $r = Local::spot($self, @spot);
542 # dbg("Local::spot1 error $@") if isdbg('local') if $@;
545 # DON'T be silly and send on PC26s!
546 return if $pcno == 26;
548 # send out the filtered spots
549 send_dx_spot($self, $line, @spot) if @spot;
553 if ($pcno == 12) { # announces
555 # return if $rspfcheck and !$self->rspfcheck(1, $field[5], $field[1]);
557 # announce duplicate checking
558 $field[3] =~ s/^\s+//; # remove leading blanks
562 if (@bad = BadWords::check($field[3])) {
563 dbg("PCPROT: Bad words: @bad, dropped") if isdbg('chanerr');
568 # if this is a 'nodx' node then ignore it
569 if ($badnode->in($field[5])) {
570 dbg("PCPROT: Bad Node, dropped") if isdbg('chanerr');
574 # if this is a 'bad spotter' user then ignore it
575 my $nossid = $field[1];
576 $nossid =~ s/-\d+$//;
577 if ($badspotter->in($nossid)) {
578 dbg("PCPROT: Bad Spotter, dropped") if isdbg('chanerr');
582 if ($field[2] eq '*' || $field[2] eq $main::mycall) {
585 # here's a bit of fun, convert incoming ann with a callsign in the first word
586 # or one saying 'to <call>' to a talk if we can route to the recipient
588 my $call = AnnTalk::is_talk_candidate($field[1], $field[3]);
590 my $ref = Route::get($call);
592 my $dxchan = $ref->dxchan;
593 $dxchan->talk($field[1], $call, undef, $field[3], $field[5]) if $dxchan != $self;
600 $self->send_announce($line, @field[1..6]);
602 $self->route($field[2], $line);
617 if ($pcno == 16) { # add a user
619 if (eph_dup($line)) {
620 dbg("PCPROT: dup PC16 detected") if isdbg('chanerr');
626 my $ncall = $field[1];
627 my $newline = "PC16^";
629 if ($ncall eq $main::mycall) {
630 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
633 my $parent = Route::Node::get($ncall);
635 dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
638 $dxchan = $parent->dxchan;
639 if ($dxchan && $dxchan ne $self) {
640 dbg("PCPROT: PC16 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
644 # input filter if required
645 return unless $self->in_filter_route($parent);
649 for ($i = 2; $i < $#field; $i++) {
650 my ($call, $conf, $here) = $field[$i] =~ /^(\S+) (\S) (\d)/o;
651 next unless $call && $conf && defined $here && is_callsign($call);
652 next if $call eq $main::mycall;
654 eph_del_regex("^PC17\\^$call\\^$ncall");
656 $conf = $conf eq '*';
658 # reject this if we think it is a node already
659 my $r = Route::Node::get($call);
660 my $u = DXUser->get_current($call) unless $r;
661 if ($r || ($u && $u->is_node)) {
662 dbg("PCPROT: $call is a node") if isdbg('chanerr');
666 $r = Route::User::get($call);
667 my $flags = Route::here($here)|Route::conf($conf);
670 if ($r->flags != $flags) {
674 $r->addparent($parent);
676 push @rout, $parent->add_user($call, $flags);
679 # add this station to the user database, if required
680 $call =~ s/-\d+$//o; # remove ssid for users
681 my $user = DXUser->get_current($call);
682 $user = DXUser->new($call) if !$user;
683 $user->homenode($parent->call) if !$user->homenode;
684 $user->node($parent->call);
685 $user->lastin($main::systime) unless DXChannel->get($call);
689 # queue up any messages (look for privates only)
690 DXMsg::queue_msg(1) if $self->state eq 'normal';
692 $self->route_pc16($parent, @rout) if @rout;
696 if ($pcno == 17) { # remove a user
698 my $ncall = $field[2];
699 my $ucall = $field[1];
701 eph_del_regex("^PC16\\^$ncall.*$ucall");
703 if ($ncall eq $main::mycall) {
704 dbg("PCPROT: trying to alter config on this node from outside!") if isdbg('chanerr');
708 my $uref = Route::User::get($ucall);
710 dbg("PCPROT: Route::User $ucall not in config") if isdbg('chanerr');
713 my $parent = Route::Node::get($ncall);
715 dbg("PCPROT: Route::Node $ncall not in config") if isdbg('chanerr');
719 $dxchan = $parent->dxchan;
720 if ($dxchan && $dxchan ne $self) {
721 dbg("PCPROT: PC17 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
725 # input filter if required
726 return unless $self->in_filter_route($parent);
728 $parent->del_user($uref);
730 if (eph_dup($line)) {
731 dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
735 $self->route_pc17($parent, $uref);
739 if ($pcno == 18) { # link request
740 $self->state('init');
742 # first clear out any nodes on this dxchannel
743 my $parent = Route::Node::get($self->{call});
744 my @rout = $parent->del_nodes;
745 $self->route_pc21(@rout, $parent) if @rout;
746 $self->send_local_config();
748 return; # we don't pass these on
751 if ($pcno == 19) { # incoming cluster list
753 my $newline = "PC19^";
755 if (eph_dup($line)) {
756 dbg("PCPROT: dup PC19 detected") if isdbg('chanerr');
762 my $parent = Route::Node::get($self->{call});
764 dbg("DXPROT: my parent $self->{call} has disappeared");
770 for ($i = 1; $i < $#field-1; $i += 4) {
771 my $here = $field[$i];
772 my $call = uc $field[$i+1];
773 my $conf = $field[$i+2];
774 my $ver = $field[$i+3];
775 next unless defined $here && defined $conf && is_callsign($call);
777 eph_del_regex("^PC(?:21\\^$call|17\\^[^\\^]+\\^$call)");
779 # check for sane parameters
780 # $ver = 5000 if $ver eq '0000';
781 next if $ver < 5000; # only works with version 5 software
782 next if length $call < 3; # min 3 letter callsigns
783 next if $call eq $main::mycall;
785 # check that this PC19 isn't trying to alter the wrong dxchan
786 my $dxchan = DXChannel->get($call);
787 if ($dxchan && $dxchan != $self) {
788 dbg("PCPROT: PC19 from $self->{call} trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
792 # update it if required
793 my $r = Route::Node::get($call);
794 my $flags = Route::here($here)|Route::conf($conf);
797 if ($call ne $parent->call) {
798 if ($self->in_filter_route($r)) {
799 $ar = $parent->add($call, $ver, $flags);
800 push @rout, $ar if $ar;
805 if ($r->version ne $ver || $r->flags != $flags) {
808 push @rout, $r unless $ar;
811 if ($call eq $self->{call}) {
812 dbg("DXPROT: my channel route for $call has disappeared");
816 my $new = Route->new($call); # throw away
817 if ($self->in_filter_route($new)) {
818 my $r = $parent->add($call, $ver, $flags);
825 # unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
826 my $mref = DXMsg::get_busy($call);
827 $mref->stop_msg($call) if $mref;
829 # add this station to the user database, if required (don't remove SSID from nodes)
830 my $user = DXUser->get_current($call);
832 $user = DXUser->new($call);
834 $user->priv(1); # I have relented and defaulted nodes
836 $user->homenode($call);
839 $user->lastin($main::systime) unless DXChannel->get($call);
844 $self->route_pc19(@rout) if @rout;
848 if ($pcno == 20) { # send local configuration
849 $self->send_local_config();
851 $self->state('normal');
852 $self->{lastping} = 0;
856 if ($pcno == 21) { # delete a cluster from the list
857 my $call = uc $field[1];
859 eph_del_regex("^PC1[79].*$call");
861 # if I get a PC21 from the same callsign as self then treat it
862 # as a PC39: I have gone away
863 if ($call eq $self->call) {
864 $self->disconnect(1);
869 my $parent = Route::Node::get($self->{call});
871 dbg("DXPROT: my parent $self->{call} has disappeared");
875 if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
876 my $node = Route::Node::get($call);
879 my $dxchan = DXChannel->get($call);
880 if ($dxchan && $dxchan != $self) {
881 dbg("PCPROT: PC21 from $self->{call} trying to alter locally connected $call, ignored!") if isdbg('chanerr');
886 return unless $self->in_filter_route($node);
889 push @rout, $node->del($parent);
892 dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
896 # if (eph_dup($line)) {
897 # dbg("PCPROT: dup PC21 detected") if isdbg('chanerr');
901 $self->route_pc21(@rout) if @rout;
906 $self->state('normal');
907 $self->{lastping} = 0;
911 if ($pcno == 23 || $pcno == 27) { # WWV info
913 # route 'foreign' pc27s
915 if ($field[8] ne $main::mycall) {
916 $self->route($field[8], $line);
921 return if $rspfcheck and !$self->rspfcheck(1, $field[8], $field[7]);
924 my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
925 my $sfi = unpad($field[3]);
926 my $k = unpad($field[4]);
927 my $i = unpad($field[5]);
928 my ($r) = $field[6] =~ /R=(\d+)/;
930 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
931 dbg("PCPROT: WWV Date ($field[1] $field[2]) out of range") if isdbg('chanerr');
934 if (Geomag::dup($d,$sfi,$k,$i,$field[6])) {
935 dbg("PCPROT: Dup WWV Spot ignored\n") if isdbg('chanerr');
938 $field[7] =~ s/-\d+$//o; # remove spotter's ssid
940 my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..8], $r);
944 $rep = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8], $r);
946 # dbg("Local::wwv2 error $@") if isdbg('local') if $@;
949 # DON'T be silly and send on PC27s!
950 return if $pcno == 27;
952 # broadcast to the eager world
953 send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
957 if ($pcno == 24) { # set here status
958 my $call = uc $field[1];
960 $nref = Route::Node::get($call);
961 $uref = Route::User::get($call);
962 return unless $nref || $uref; # if we don't know where they are, it's pointless sending it on
964 unless (eph_dup($line)) {
965 $nref->here($field[2]) if $nref;
966 $uref->here($field[2]) if $uref;
967 my $ref = $nref || $uref;
968 return unless $self->in_filter_route($ref);
969 $self->route_pc24($ref, $field[3]);
974 if ($pcno == 25) { # merge request
975 if ($field[1] ne $main::mycall) {
976 $self->route($field[1], $line);
979 if ($field[2] eq $main::mycall) {
980 dbg("PCPROT: Trying to merge to myself, ignored") if isdbg('chanerr');
984 Log('DXProt', "Merge request for $field[3] spots and $field[4] WWV from $field[2]");
988 my @in = reverse Spot::search(1, undef, undef, 0, $field[3]);
991 $self->send(pc26(@{$in}[0..4], $field[2]));
997 my @in = reverse Geomag::search(0, $field[4], time, 1);
1000 $self->send(pc27(@{$in}[0..5], $field[2]));
1006 if (($pcno >= 28 && $pcno <= 33) || $pcno == 40 || $pcno == 42 || $pcno == 49) { # mail/file handling
1007 return if $pcno == 49 && eph_dup($line);
1008 if ($pcno == 49 || $field[1] eq $main::mycall) {
1009 DXMsg::process($self, $line);
1011 $self->route($field[1], $line) unless $self->is_clx;
1016 if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
1017 if (eph_dup($line, $eph_pc34_restime)) {
1018 dbg("PCPROT: dupe") if isdbg('chanerr');
1020 $self->process_rcmd($field[1], $field[2], $field[2], $field[3]);
1025 if ($pcno == 35) { # remote command replies
1026 eph_del_regex("^PC35\\^$field[2]\\^$field[1]\\^");
1027 $self->process_rcmd_reply($field[1], $field[2], $field[1], $field[3]);
1031 # for pc 37 see 44 onwards
1033 if ($pcno == 38) { # node connected list from neighbour
1037 if ($pcno == 39) { # incoming disconnect
1038 if ($field[1] eq $self->{call}) {
1039 $self->disconnect(1);
1041 dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
1046 if ($pcno == 41) { # user info
1047 my $call = $field[1];
1049 if (eph_dup($line, $eph_info_restime)) {
1050 dbg("PCPROT: dupe") if isdbg('chanerr');
1054 # input filter if required
1055 # my $ref = Route::get($call) || Route->new($call);
1056 # return unless $self->in_filter_route($ref);
1058 if ($field[3] eq $field[2] || $field[3] =~ /^\s*$/) {
1059 dbg('PCPROT: invalid value') if isdbg('chanerr');
1063 # add this station to the user database, if required
1064 my $user = DXUser->get_current($call);
1065 $user = DXUser->new($call) if !$user;
1067 if ($field[2] == 1) {
1068 $user->name($field[3]);
1069 } elsif ($field[2] == 2) {
1070 $user->qth($field[3]);
1071 } elsif ($field[2] == 3) {
1072 if (is_latlong($field[3])) {
1073 my ($lat, $long) = DXBearing::stoll($field[3]);
1076 $user->qra(DXBearing::lltoqra($lat, $long));
1078 dbg('PCPROT: not a valid lat/long') if isdbg('chanerr');
1081 } elsif ($field[2] == 4) {
1082 $user->homenode($field[3]);
1083 } elsif ($field[2] == 5) {
1084 if (is_qra(uc $field[3])) {
1085 my ($lat, $long) = DXBearing::qratoll(uc $field[3]);
1088 $user->qra(uc $field[3]);
1090 dbg('PCPROT: not a valid QRA locator') if isdbg('chanerr');
1094 $user->lastoper($main::systime); # to cut down on excessive for/opers being generated
1097 unless ($self->{isolate}) {
1098 DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
1101 # perhaps this IS what we want after all
1102 # $self->route_pc41($ref, $call, $field[2], $field[3], $field[4]);
1110 if ($pcno == 37 || $pcno == 44 || $pcno == 45 || $pcno == 46 || $pcno == 47 || $pcno == 48) {
1111 DXDb::process($self, $line);
1115 if ($pcno == 50) { # keep alive/user list
1116 my $call = $field[1];
1117 my $node = Route::Node::get($call);
1119 return unless $node->call eq $self->{call};
1120 $node->usercount($field[2]);
1122 # input filter if required
1123 return unless $self->in_filter_route($node);
1125 $self->route_pc50($node, $field[2], $field[3]) unless eph_dup($line);
1130 if ($pcno == 51) { # incoming ping requests/answers
1132 my $from = $field[2];
1133 my $flag = $field[3];
1137 if ($to eq $main::mycall) {
1139 $self->send(pc51($from, $to, '0'));
1141 # it's a reply, look in the ping list for this one
1142 my $ref = $pings{$from};
1144 my $tochan = DXChannel->get($from);
1146 my $r = shift @$ref;
1147 my $dxchan = DXChannel->get($r->{call});
1148 next unless $dxchan;
1149 my $t = tv_interval($r->{t}, [ gettimeofday ]);
1150 if ($dxchan->is_user) {
1151 my $s = sprintf "%.2f", $t;
1152 my $ave = sprintf "%.2f", $tochan ? ($tochan->{pingave} || $t) : $t;
1153 $dxchan->send($dxchan->msg('pingi', $from, $s, $ave))
1154 } elsif ($dxchan->is_node) {
1156 my $nopings = $tochan->user->nopings || 2;
1157 push @{$tochan->{pingtime}}, $t;
1158 shift @{$tochan->{pingtime}} if @{$tochan->{pingtime}} > 6;
1160 # cope with a missed ping, this means you must set the pingint large enough
1161 if ($t > $tochan->{pingint} && $t < 2 * $tochan->{pingint} ) {
1162 $t -= $tochan->{pingint};
1165 # calc smoothed RTT a la TCP
1166 if (@{$tochan->{pingtime}} == 1) {
1167 $tochan->{pingave} = $t;
1169 $tochan->{pingave} = $tochan->{pingave} + (($t - $tochan->{pingave}) / 6);
1172 # for (@{$tochan->{pingtime}}) {
1175 # $tochan->{pingave} = $st / @{$tochan->{pingtime}};
1176 $tochan->{nopings} = $nopings; # pump up the timer
1183 if (eph_dup($line)) {
1184 dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
1187 # route down an appropriate thingy
1188 $self->route($to, $line);
1193 if ($pcno == 75) { # dunno but route it
1194 my $call = $field[1];
1195 if ($call ne $main::mycall) {
1196 $self->route($call, $line);
1201 if ($pcno == 73) { # WCY broadcasts
1202 my $call = $field[1];
1205 my $d = cltounix($call, sprintf("%02d18Z", $field[2]));
1206 if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
1207 dbg("PCPROT: WCY Date ($call $field[2]) out of range") if isdbg('chanerr');
1210 @field = map { unpad($_) } @field;
1212 dbg("PCPROT: Dup WCY Spot ignored\n") if isdbg('chanerr');
1216 my $wcy = WCY::update($d, @field[2..12]);
1220 $rep = Local::wcy($self, @field[1..12]);
1222 # dbg("Local::wcy error $@") if isdbg('local') if $@;
1225 # broadcast to the eager world
1226 send_wcy_spot($self, $line, $d, @field[2..12]);
1230 if ($pcno == 84) { # remote commands (incoming)
1231 $self->process_rcmd($field[1], $field[2], $field[3], $field[4]);
1235 if ($pcno == 85) { # remote command replies
1236 $self->process_rcmd_reply($field[1], $field[2], $field[3], $field[4]);
1240 if ($pcno == 90) { # new style PC16,17,19,21
1245 # if get here then rebroadcast the thing with its Hop count decremented (if
1246 # there is one). If it has a hop count and it decrements to zero then don't
1249 # NOTE - don't arrive here UNLESS YOU WANT this lump of protocol to be
1253 if (eph_dup($line)) {
1254 dbg("PCPROT: Ephemeral dup, dropped") if isdbg('chanerr');
1256 unless ($self->{isolate}) {
1257 DXChannel::broadcast_nodes($line, $self); # send it to everyone but me
1263 # This is called from inside the main cluster processing loop and is used
1264 # for despatching commands that are doing some long processing job
1269 my @dxchan = DXChannel->get_all();
1273 # send out a pc50 on EVERY channel all at once
1274 if ($t >= $last_pc50 + $DXProt::pc50_interval) {
1275 $pc50s = pc50($main::me, scalar DXChannel::get_all_users);
1280 foreach $dxchan (@dxchan) {
1281 next unless $dxchan->is_node();
1282 next if $dxchan == $main::me;
1284 # send the pc50 or PC90
1285 if ($pc50s && $dxchan->is_spider) {
1286 # $dxchan->send_route(\&pc90, 1, $main::me, 'T', @dxchan);
1288 $dxchan->send($pc50s) if $pc50s;
1291 # send a ping out on this channel
1292 if ($dxchan->{pingint} && $t >= $dxchan->{pingint} + $dxchan->{lastping}) {
1293 if ($dxchan->{nopings} <= 0) {
1294 $dxchan->disconnect;
1296 addping($main::mycall, $dxchan->call);
1297 $dxchan->{nopings} -= 1;
1298 $dxchan->{lastping} = $t;
1304 if ($t - $last10 >= 10) {
1305 # clean out ephemera
1312 if ($main::systime - 3600 > $last_hour) {
1313 $last_hour = $main::systime;
1318 # finish up a pc context
1322 # some active measures
1330 my @dxchan = DXChannel->get_all();
1333 # send it if it isn't the except list and isn't isolated and still has a hop count
1334 # taking into account filtering and so on
1335 foreach $dxchan (@dxchan) {
1336 next if $dxchan == $main::me;
1337 next if $dxchan == $self && $self->is_node;
1338 $dxchan->dx_spot($line, $self->{isolate}, @_, $self->{call});
1346 my $isolate = shift;
1347 my ($filter, $hops);
1349 if ($self->{spotsfilter}) {
1350 ($filter, $hops) = $self->{spotsfilter}->it(@_);
1351 return unless $filter;
1353 send_prot_line($self, $filter, $hops, $isolate, $line);
1358 my ($self, $filter, $hops, $isolate, $line) = @_;
1363 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1365 $routeit = adjust_hops($self, $line); # adjust its hop count by node name
1366 return unless $routeit;
1369 $self->send($routeit);
1371 $self->send($routeit) unless $self->{isolate} || $isolate;
1380 my @dxchan = DXChannel->get_all();
1382 my ($wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1383 my @dxcc = Prefix::extract($_[6]);
1385 $wwv_dxcc = $dxcc[1]->dxcc;
1386 $wwv_itu = $dxcc[1]->itu;
1387 $wwv_cq = $dxcc[1]->cq;
1389 @dxcc = Prefix::extract($_[7]);
1391 $org_dxcc = $dxcc[1]->dxcc;
1392 $org_itu = $dxcc[1]->itu;
1393 $org_cq = $dxcc[1]->cq;
1396 # send it if it isn't the except list and isn't isolated and still has a hop count
1397 # taking into account filtering and so on
1398 foreach $dxchan (@dxchan) {
1399 next if $dxchan == $main::me;
1400 next if $dxchan == $self && $self->is_node;
1402 my ($filter, $hops);
1404 $dxchan->wwv($line, $self->{isolate}, @_, $self->{call}, $wwv_dxcc, $wwv_itu, $wwv_cq, $org_dxcc, $org_itu, $org_cq);
1413 my $isolate = shift;
1414 my ($filter, $hops);
1416 if ($self->{wwvfilter}) {
1417 ($filter, $hops) = $self->{wwvfilter}->it(@_);
1418 return unless $filter;
1420 send_prot_line($self, $filter, $hops, $isolate, $line)
1427 my @dxchan = DXChannel->get_all();
1429 my ($wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1430 my @dxcc = Prefix::extract($_[10]);
1432 $wcy_dxcc = $dxcc[1]->dxcc;
1433 $wcy_itu = $dxcc[1]->itu;
1434 $wcy_cq = $dxcc[1]->cq;
1436 @dxcc = Prefix::extract($_[11]);
1438 $org_dxcc = $dxcc[1]->dxcc;
1439 $org_itu = $dxcc[1]->itu;
1440 $org_cq = $dxcc[1]->cq;
1443 # send it if it isn't the except list and isn't isolated and still has a hop count
1444 # taking into account filtering and so on
1445 foreach $dxchan (@dxchan) {
1446 next if $dxchan == $main::me;
1447 next if $dxchan == $self;
1449 $dxchan->wcy($line, $self->{isolate}, @_, $self->{call}, $wcy_dxcc, $wcy_itu, $wcy_cq, $org_dxcc, $org_itu, $org_cq);
1457 my $isolate = shift;
1458 my ($filter, $hops);
1460 if ($self->{wcyfilter}) {
1461 ($filter, $hops) = $self->{wcyfilter}->it(@_);
1462 return unless $filter;
1464 send_prot_line($self, $filter, $hops, $isolate, $line) if $self->is_clx || $self->is_spider || $self->is_dxnet;
1472 my @dxchan = DXChannel->get_all();
1476 my $text = unpad($_[2]);
1478 if ($_[3] eq '*') { # sysops
1480 } elsif ($_[3] gt ' ') { # speciality list handling
1481 my ($name) = split /\./, $_[3];
1482 $target = "$name"; # put the rest in later (if bothered)
1489 $target = "ALL" if !$target;
1492 # obtain country codes etc
1493 my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
1494 my @dxcc = Prefix::extract($_[0]);
1496 $ann_dxcc = $dxcc[1]->dxcc;
1497 $ann_itu = $dxcc[1]->itu;
1498 $ann_cq = $dxcc[1]->cq;
1500 @dxcc = Prefix::extract($_[4]);
1502 $org_dxcc = $dxcc[1]->dxcc;
1503 $org_itu = $dxcc[1]->itu;
1504 $org_cq = $dxcc[1]->cq;
1507 if ($self->{inannfilter}) {
1508 my ($filter, $hops) =
1509 $self->{inannfilter}->it(@_, $self->{call},
1510 $ann_dxcc, $ann_itu, $ann_cq,
1511 $org_dxcc, $org_itu, $org_cq);
1513 dbg("PCPROT: Rejected by input announce filter") if isdbg('chanerr');
1518 if (AnnTalk::dup($_[0], $_[1], $_[2])) {
1519 dbg("PCPROT: Duplicate Announce ignored") if isdbg('chanerr');
1523 Log('ann', $target, $_[0], $text);
1525 # send it if it isn't the except list and isn't isolated and still has a hop count
1526 # taking into account filtering and so on
1527 foreach $dxchan (@dxchan) {
1528 next if $dxchan == $main::me;
1529 next if $dxchan == $self && $self->is_node;
1530 $dxchan->announce($line, $self->{isolate}, $to, $target, $text, @_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
1538 my $isolate = shift;
1542 my ($filter, $hops);
1544 if ($self->{annfilter}) {
1545 ($filter, $hops) = $self->{annfilter}->it(@_);
1546 return unless $filter;
1548 send_prot_line($self, $filter, $hops, $isolate, $line) unless $_[1] eq $main::mycall;
1552 sub send_local_config
1560 dbg('DXProt::send_local_config') if isdbg('trace');
1563 if ($self->{isolate}) {
1564 @localnodes = ( $main::routeroot );
1566 # create a list of all the nodes that are not connected to this connection
1567 # and are not themselves isolated, this to make sure that isolated nodes
1568 # don't appear outside of this node
1569 my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} } DXChannel::get_all_nodes();
1570 @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan if @dxchan;
1571 my @intcalls = map { $_->nodes } @localnodes if @localnodes;
1572 my $ref = Route::Node::get($self->{call});
1573 my @rnodes = $ref->nodes;
1574 for my $n (@intcalls) {
1575 push @remotenodes, Route::Node::get($n) unless grep $n eq $_, @rnodes;
1577 unshift @localnodes, $main::routeroot;
1580 send_route($self, \&pc19, scalar(@localnodes)+scalar(@remotenodes), @localnodes, @remotenodes);
1582 # get all the users connected on the above nodes and send them out
1583 foreach $n (@localnodes, @remotenodes) {
1585 send_route($self, \&pc16, 1, $n, map {my $r = Route::User::get($_); $r ? ($r) : ()} $n->users);
1587 dbg("sent a null value") if isdbg('chanerr');
1590 # $self->send_route(\&pc90, 1, $main::me, 'T', DXChannel::get_all());
1594 # route a message down an appropriate interface for a callsign
1596 # is called route(to, pcline);
1600 my ($self, $call, $line) = @_;
1602 if (ref $self && $call eq $self->{call}) {
1603 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1607 # always send it down the local interface if available
1608 my $dxchan = DXChannel->get($call);
1610 my $cl = Route::get($call);
1611 $dxchan = $cl->dxchan if $cl;
1613 if (ref $self && $dxchan eq $self) {
1614 dbg("PCPROT: Trying to route back to source, dropped") if isdbg('chanerr');
1620 my $routeit = adjust_hops($dxchan, $line); # adjust its hop count by node name
1622 $dxchan->send($routeit) unless $dxchan == $main::me;
1625 dbg("PCPROT: No route available, dropped") if isdbg('chanerr');
1630 # obtain the hops from the list for this callsign and pc no
1636 my $hops = $DXProt::hopcount{$pcno};
1637 $hops = $DXProt::def_hopcount if !$hops;
1642 # adjust the hop count on a per node basis using the user loadable
1643 # hop table if available or else decrement an existing one
1650 my $call = $self->{call};
1653 if (($hops) = $s =~ /\^H(\d+)\^~?$/o) {
1654 my ($pcno) = $s =~ /^PC(\d\d)/o;
1655 confess "$call called adjust_hops with '$s'" unless $pcno;
1656 my $ref = $nodehops{$call} if %nodehops;
1658 my $newhops = $ref->{$pcno};
1659 return "" if defined $newhops && $newhops == 0;
1660 $newhops = $ref->{default} unless $newhops;
1661 return "" if defined $newhops && $newhops == 0;
1662 $newhops = $hops if !$newhops;
1663 $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
1665 # simply decrement it
1667 return "" if !$hops;
1668 $s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
1680 return $self->msg('lh1') unless -e "$main::data/hop_table.pl";
1681 do "$main::data/hop_table.pl";
1687 # add a ping request to the ping queues
1690 my ($from, $to) = @_;
1691 my $ref = $pings{$to} || [];
1694 $r->{t} = [ gettimeofday ];
1695 route(undef, $to, pc51($to, $main::mycall, 1));
1702 my ($self, $tonode, $fromnode, $user, $cmd) = @_;
1703 if ($tonode eq $main::mycall) {
1704 my $ref = DXUser->get_current($fromnode);
1705 my $cref = Route::Node::get($fromnode);
1706 Log('rcmd', 'in', $ref->{priv}, $fromnode, $cmd);
1707 if ($cmd !~ /^\s*rcmd/i && $cref && $ref && $cref->call eq $ref->homenode) { # not allowed to relay RCMDS!
1708 if ($ref->{priv}) { # you have to have SOME privilege, the commands have further filtering
1709 $self->{remotecmd} = 1; # for the benefit of any command that needs to know
1710 my $oldpriv = $self->{priv};
1711 $self->{priv} = $ref->{priv}; # assume the user's privilege level
1712 my @in = (DXCommandmode::run_cmd($self, $cmd));
1713 $self->{priv} = $oldpriv;
1714 $self->send_rcmd_reply($main::mycall, $fromnode, $user, @in);
1715 delete $self->{remotecmd};
1717 $self->send_rcmd_reply($main::mycall, $fromnode, $user, "sorry...!");
1720 $self->send_rcmd_reply($main::mycall, $fromnode, $user, "your attempt is logged, Tut tut tut...!");
1723 my $ref = DXUser->get_current($tonode);
1724 if ($ref && $ref->is_clx) {
1725 $self->route($tonode, pc84($fromnode, $tonode, $user, $cmd));
1727 $self->route($tonode, pc34($fromnode, $tonode, $cmd));
1732 sub process_rcmd_reply
1734 my ($self, $tonode, $fromnode, $user, $line) = @_;
1735 if ($tonode eq $main::mycall) {
1736 my $s = $rcmds{$fromnode};
1738 my $dxchan = DXChannel->get($s->{call});
1739 my $ref = $user eq $tonode ? $dxchan : (DXChannel->get($user) || $dxchan);
1740 $ref->send($line) if $ref;
1741 delete $rcmds{$fromnode} if !$dxchan;
1743 # send unsolicited ones to the sysop
1744 my $dxchan = DXChannel->get($main::myalias);
1745 $dxchan->send($line) if $dxchan;
1748 my $ref = DXUser->get_current($tonode);
1749 if ($ref && $ref->is_clx) {
1750 $self->route($tonode, pc85($fromnode, $tonode, $user, $line));
1752 $self->route($tonode, pc35($fromnode, $tonode, $line));
1761 my $fromnode = shift;
1766 Log('rcmd', 'out', $fromnode, $line);
1767 if ($self->is_clx) {
1768 $self->send(pc85($main::mycall, $fromnode, $user, "$main::mycall:$line"));
1770 $self->send(pc35($main::mycall, $fromnode, "$main::mycall:$line"));
1775 # add a rcmd request to the rcmd queues
1778 my ($self, $to, $cmd) = @_;
1781 $r->{call} = $self->{call};
1782 $r->{t} = $main::systime;
1786 my $ref = Route::Node::get($to);
1787 my $dxchan = $ref->dxchan;
1788 if ($dxchan && $dxchan->is_clx) {
1789 route(undef, $to, pc84($main::mycall, $to, $self->{call}, $cmd));
1791 route(undef, $to, pc34($main::mycall, $to, $cmd));
1798 my $pc39flag = shift;
1799 my $call = $self->call;
1801 return if $self->{disconnecting}++;
1803 unless ($pc39flag && $pc39flag == 1) {
1804 $self->send_now("D", DXProt::pc39($main::mycall, $self->msg('disc1', "System Op")));
1807 # get rid of any PC16 and 19s
1808 eph_del_regex("^PC16\\^$call");
1809 eph_del_regex("^PC19\\^.*$call");
1812 my $node = Route::Node::get($call);
1815 @rout = $node->del($main::routeroot);
1818 # unbusy and stop and outgoing mail
1819 my $mref = DXMsg::get_busy($call);
1820 $mref->stop_msg($call) if $mref;
1822 # broadcast to all other nodes that all the nodes connected to via me are gone
1823 unless ($pc39flag && $pc39flag == 2) {
1824 $self->route_pc21(@rout) if @rout;
1827 # remove outstanding pings
1828 delete $pings{$call};
1830 # I was the last node visited
1831 $self->user->node($main::mycall);
1833 # send info to all logged in thingies
1834 $self->tell_login('logoutn');
1836 Log('DXProt', $call . " Disconnected");
1838 $self->SUPER::disconnect;
1843 # send a talk message to this thingy
1847 my ($self, $from, $to, $via, $line, $origin) = @_;
1849 $line =~ s/\^/\\5E/g; # remove any ^ characters
1850 $self->send(DXProt::pc10($from, $to, $via, $line, $origin));
1851 Log('talk', $to, $from, $via?$via:$self->call, $line) unless $origin && $origin ne $main::mycall;
1854 # send it if it isn't the except list and isn't isolated and still has a hop count
1855 # taking into account filtering and so on
1859 my $generate = shift;
1860 my $no = shift; # the no of things to filter on
1862 my ($filter, $hops);
1865 for (; @_ && $no; $no--) {
1868 if (!$self->{isolate} && $self->{routefilter}) {
1871 ($filter, $hops) = $self->{routefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1875 dbg("DXPROT: $self->{call}/" . $r->call . " rejected by output filter") if isdbg('chanerr');
1878 dbg("was sent a null value") if isdbg('chanerr');
1881 push @rin, $r unless $self->{isolate} && $r->call ne $main::mycall;
1885 foreach my $line (&$generate(@rin, @_)) {
1888 $routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
1890 $routeit = adjust_hops($self, $line); # adjust its hop count by node name
1891 next unless $routeit;
1893 $self->send($routeit);
1901 my $generate = shift;
1902 my @dxchan = DXChannel::get_all_nodes();
1906 unless ($self->{isolate}) {
1907 foreach $dxchan (@dxchan) {
1908 next if $dxchan == $self;
1909 next if $dxchan == $main::me;
1910 $dxchan->send_route($generate, @_);
1918 broadcast_route($self, \&pc16, 1, @_);
1924 broadcast_route($self, \&pc17, 1, @_);
1930 broadcast_route($self, \&pc19, scalar @_, @_);
1936 broadcast_route($self, \&pc21, scalar @_, @_);
1942 broadcast_route($self, \&pc24, 1, @_);
1948 broadcast_route($self, \&pc41, 1, @_);
1954 broadcast_route($self, \&pc50, 1, @_);
1960 broadcast_route($self, \&pc90, 1, @_);
1967 my ($filter, $hops) = (1, 1);
1969 if ($self->{inroutefilter}) {
1970 ($filter, $hops) = $self->{inroutefilter}->it($self->{call}, $self->{dxcc}, $self->{itu}, $self->{cq}, $r->call, $r->dxcc, $r->itu, $r->cq);
1971 dbg("PCPROT: $self->{call}/" . $r->call . ' rejected by in_filter_route') if !$filter && isdbg('chanerr');
1979 my $t = shift || $eph_restime;
1983 $s =~ s/\^H\d\d?\^?\~?$//;
1984 $r = 1 if exists $eph{$s}; # pump up the dup if it keeps circulating
1985 $eph{$s} = $main::systime + $t;
1993 while (($key, $val) = each %eph) {
1994 if ($key =~ m{$regex}) {
2004 while (($key, $val) = each %eph) {
2005 if ($main::systime >= $val) {
2016 while (($key, $val) = each %eph) {
2017 push @out, $key, $val;
2024 goto &DXCommandmode::run_cmd;