return unless $sock;
# we have at least 36 bytes of data (ugh!)
- my ($port, $sort, $pid, $from, $to, $len) = unpack('C x3 a1 x1 C x1 Z10 Z10 V x4', $inmsg);
- my $data;
-
- # do a sanity check on the length
- if ($len > 2000) {
- dbg('err', "AGW: invalid length $len > 2000 received ($sort $port $pid '$from'->'$to')");
- finish();
- return;
- }
- if ($len == 0){
- if (length $inmsg > 36) {
- $inmsg = substr($inmsg, 36);
- } else {
- $inmsg = '';
+ while (length $inmsg >= 36) {
+ my ($port, $sort, $pid, $from, $to, $len) = unpack('C x3 a1 x1 C x1 Z10 Z10 V x4', $inmsg);
+ my $data;
+
+ # do a sanity check on the length
+ if ($len > 2000) {
+ dbg('err', "AGW: invalid length $len > 2000 received ($sort $port $pid '$from'->'$to')");
+ finish();
+ return;
}
- } elsif (length $inmsg > $len + 36) {
- $data = substr($inmsg, 36, $len);
- $inmsg = substr($inmsg, $len + 36);
- } elsif (length $inmsg == $len + 36) {
- $data = substr($inmsg, 36);
- $inmsg = '';
- } else {
- # we don't have enough data or something
- # or we have screwed up
- return;
- }
-
- $data = '' unless defined $data;
- if ($sort eq 'D') {
- my $d = unpack "Z*", $data;
- $d =~ s/\cM$//;
- dbg('agw', "AGW Data In port: $port pid: $pid '$from'->'$to' length: $len \"$d\"");
- my $conn = _find($from eq $main::mycall ? $to : $from);
- if ($conn) {
- if ($conn->{state} eq 'WC') {
- if (exists $conn->{cmd}) {
- if (@{$conn->{cmd}}) {
- dbg('connect', $d);
- $conn->_docmd($d);
- }
- }
- if ($conn->{state} eq 'WC' && exists $conn->{cmd} && @{$conn->{cmd}} == 0) {
- $conn->to_connected($conn->{call}, 'O', $conn->{csort});
- }
+ if ($len == 0){
+ if (length $inmsg > 36) {
+ $inmsg = substr($inmsg, 36);
} else {
- my @lines = split /\cM/, $data;
- if (@lines) {
- for (@lines) {
- &{$conn->{rproc}}($conn, "I$conn->{call}|$_");
- }
- } else {
- &{$conn->{rproc}}($conn, "I$conn->{call}|");
- }
+ $inmsg = '';
}
+ } elsif (length $inmsg > $len + 36) {
+ $data = substr($inmsg, 36, $len);
+ $inmsg = substr($inmsg, $len + 36);
+ } elsif (length $inmsg == $len + 36) {
+ $data = substr($inmsg, 36);
+ $inmsg = '';
} else {
- dbg('err', "AGW error Unsolicited Data!");
- }
- } elsif ($sort eq 'I' || $sort eq 'S' || $sort eq 'U' || $sort eq 'M' || $sort eq 'T') {
- my $d = unpack "Z*", $data;
- $d =~ s/\cM$//;
- my @lines = split /\cM/, $d;
-
- for (@lines) {
- s/([\x00-\x1f\x7f-\xff])/sprintf("%%%02X", ord($1))/eg;
- dbg('agw', "AGW Monitor port: $port \"$_\"");
+ #
+ # we don't have enough data or something
+ # or we have screwed up
+ #
+ return;
}
- } elsif ($sort eq 'C') {
- my $d = unpack "Z*", $data;
- $d =~ s/\cM$//;
- dbg('agw', "AGW Connect port: $port pid: $pid '$from'->'$to' \"$d\"");
- my $call = $from eq $main::mycall ? $to : $from;
- my $conn = _find($call);
- if ($conn) {
- if ($conn->{state} eq 'WC') {
- if (exists $conn->{cmd} && @{$conn->{cmd}}) {
- $conn->_docmd($d);
- if ($conn->{state} eq 'WC' && exists $conn->{cmd} && @{$conn->{cmd}} == 0) {
+
+ $data = '' unless defined $data;
+ if ($sort eq 'D') {
+ my $d = unpack "Z*", $data;
+ $d =~ s/\cM$//;
+ dbg('agw', "AGW Data In port: $port pid: $pid '$from'->'$to' length: $len \"$d\"");
+ my $conn = _find($from eq $main::mycall ? $to : $from);
+ if ($conn) {
+ if ($conn->{state} eq 'WC') {
+ if (exists $conn->{cmd}) {
+ if (@{$conn->{cmd}}) {
+ dbg('connect', $d);
+ $conn->_docmd($d);
+ }
+ }
+ if ($conn->{state} eq 'WC' && exists $conn->{cmd} && @{$conn->{cmd}} == 0) {
$conn->to_connected($conn->{call}, 'O', $conn->{csort});
}
- }
- }
- } else {
- $conn = AGWMsg->new($rproc);
- $conn->{agwpid} = $pid;
- $conn->{agwport} = $port;
- $conn->{lineend} = "\cM";
- $conn->{incoming} = 1;
- $conn->{agwcall} = $call;
- $circuit{$call} = $conn;
- if ($call =~ /^(\w+)-(\d\d?)$/) {
- my $c = $1;
- my $s = $2;
- $s = 15 - $s;
- if ($s <= 8 && $s > 0) {
- $call = "${c}-${s}";
} else {
- $call = $c;
+ my @lines = split /\cM/, $data;
+ if (@lines) {
+ for (@lines) {
+ &{$conn->{rproc}}($conn, "I$conn->{call}|$_");
+ }
+ } else {
+ &{$conn->{rproc}}($conn, "I$conn->{call}|");
+ }
}
+ } else {
+ dbg('err', "AGW error Unsolicited Data!");
}
- $conn->to_connected($call, 'A', $conn->{csort} = 'ax25');
- }
- } elsif ($sort eq 'd') {
- dbg('agw', "AGW '$from'->'$to' port: $port Disconnected");
- my $conn = _find($from eq $main::mycall ? $to : $from);
- if ($conn) {
- &{$conn->{eproc}}() if $conn->{eproc};
- $conn->in_disconnect;
- }
- } elsif ($sort eq 'y') {
- my ($frames) = unpack "V", $data;
- dbg('agwpollans', "AGW Frames Outstanding on port $port = $frames");
- my $conn = _find($from);
- $conn->{oframes} = $frames if $conn;
- } elsif ($sort eq 'Y') {
- my ($frames) = unpack "V", $data;
- dbg('agw', "AGW Frames Outstanding on circuit '$from'->'$to' = $frames");
- my $conn = _find($from eq $main::mycall ? $to : $from);
- $conn->{oframes} = $frames if $conn;
- } elsif ($sort eq 'H') {
- unless ($from =~ /^\s+$/) {
+ } elsif ($sort eq 'I' || $sort eq 'S' || $sort eq 'U' || $sort eq 'M' || $sort eq 'T') {
my $d = unpack "Z*", $data;
$d =~ s/\cM$//;
- dbg('agw', "AGW Heard port: $port \"$d\"");
- }
- } elsif ($sort eq 'X') {
- my ($r) = unpack "C", $data;
- $r = $r ? "Successful" : "Failed";
- dbg('err', "AGW Register $from $r");
- finish() unless $r;
- } elsif ($sort eq 'R') {
- my ($major, $minor) = unpack "v x2 v x2", $data;
- dbg('agw', "AGW Version $major.$minor");
- } elsif ($sort eq 'G') {
- my @ports = split /;/, $data;
- $noports = shift @ports || '0';
- dbg('agw', "AGW $noports Ports available");
- pop @ports while @ports > $noports;
- for (@ports) {
- next unless $_;
- dbg('agw', "AGW Port: $_");
- }
- for (my $i = 0; $i < $noports; $i++) {
- _sendf('y', undef, undef, $i);
- _sendf('g', undef, undef, $i);
+ my @lines = split /\cM/, $d;
+
+ for (@lines) {
+ s/([\x00-\x1f\x7f-\xff])/sprintf("%%%02X", ord($1))/eg;
+ dbg('agw', "AGW Monitor port: $port \"$_\"");
+ }
+ } elsif ($sort eq 'C') {
+ my $d = unpack "Z*", $data;
+ $d =~ s/\cM$//;
+ dbg('agw', "AGW Connect port: $port pid: $pid '$from'->'$to' \"$d\"");
+ my $call = $from eq $main::mycall ? $to : $from;
+ my $conn = _find($call);
+ if ($conn) {
+ if ($conn->{state} eq 'WC') {
+ if (exists $conn->{cmd} && @{$conn->{cmd}}) {
+ $conn->_docmd($d);
+ if ($conn->{state} eq 'WC' && exists $conn->{cmd} && @{$conn->{cmd}} == 0) {
+ $conn->to_connected($conn->{call}, 'O', $conn->{csort});
+ }
+ }
+ }
+ } else {
+ $conn = AGWMsg->new($rproc);
+ $conn->{agwpid} = $pid;
+ $conn->{agwport} = $port;
+ $conn->{lineend} = "\cM";
+ $conn->{incoming} = 1;
+ $conn->{agwcall} = $call;
+ $circuit{$call} = $conn;
+ if ($call =~ /^(\w+)-(\d\d?)$/) {
+ my $c = $1;
+ my $s = $2;
+ $s = 15 - $s;
+ if ($s <= 8 && $s > 0) {
+ $call = "${c}-${s}";
+ } else {
+ $call = $c;
+ }
+ }
+ $conn->to_connected($call, 'A', $conn->{csort} = 'ax25');
+ }
+ } elsif ($sort eq 'd') {
+ dbg('agw', "AGW '$from'->'$to' port: $port Disconnected");
+ my $conn = _find($from eq $main::mycall ? $to : $from);
+ if ($conn) {
+ &{$conn->{eproc}}() if $conn->{eproc};
+ $conn->in_disconnect;
+ }
+ } elsif ($sort eq 'y') {
+ my ($frames) = unpack "V", $data;
+ dbg('agwpollans', "AGW Frames Outstanding on port $port = $frames");
+ my $conn = _find($from);
+ $conn->{oframes} = $frames if $conn;
+ } elsif ($sort eq 'Y') {
+ my ($frames) = unpack "V", $data;
+ dbg('agw', "AGW Frames Outstanding on circuit '$from'->'$to' = $frames");
+ my $conn = _find($from eq $main::mycall ? $to : $from);
+ $conn->{oframes} = $frames if $conn;
+ } elsif ($sort eq 'H') {
+ unless ($from =~ /^\s+$/) {
+ my $d = unpack "Z*", $data;
+ $d =~ s/\cM$//;
+ dbg('agw', "AGW Heard port: $port \"$d\"");
+ }
+ } elsif ($sort eq 'X') {
+ my ($r) = unpack "C", $data;
+ $r = $r ? "Successful" : "Failed";
+ dbg('err', "AGW Register $from $r");
+ finish() unless $r;
+ } elsif ($sort eq 'R') {
+ my ($major, $minor) = unpack "v x2 v x2", $data;
+ dbg('agw', "AGW Version $major.$minor");
+ } elsif ($sort eq 'G') {
+ my @ports = split /;/, $data;
+ $noports = shift @ports || '0';
+ dbg('agw', "AGW $noports Ports available");
+ pop @ports while @ports > $noports;
+ for (@ports) {
+ next unless $_;
+ dbg('agw', "AGW Port: $_");
+ }
+ for (my $i = 0; $i < $noports; $i++) {
+ _sendf('y', undef, undef, $i);
+ _sendf('g', undef, undef, $i);
+ }
+ } else {
+ my $d = unpack "Z*", $data;
+ dbg('agw', "AGW decode $sort port: $port pid: $pid '$from'->'$to' length: $len \"$d\"");
}
- } else {
- my $d = unpack "Z*", $data;
- dbg('agw', "AGW decode $sort port: $port pid: $pid '$from'->'$to' length: $len \"$d\"");
}
}
sub connect
{
my ($conn, $line) = @_;
-
+
my ($port, $call) = split /\s+/, $line;
$conn->{agwpid} = ord "\xF0";
$conn->{agwport} = $port - 1;
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