6 |
|
|
7 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
8 |
use Carp qw/confess/; |
use Carp qw/confess/; |
9 |
|
use Getopt::Long; |
10 |
|
|
11 |
|
use IO::Socket::INET; |
12 |
|
|
13 |
|
my $meteor_server = '192.168.1.13:4671'; |
14 |
|
my $meteor_fh; |
15 |
|
|
16 |
|
sub meteor { |
17 |
|
my @a = @_; |
18 |
|
push @a, scalar localtime() if $a[0] =~ m{^info}; |
19 |
|
|
20 |
|
if ( ! defined $meteor_fh ) { |
21 |
|
warn "# open connection to $meteor_server"; |
22 |
|
$meteor_fh = IO::Socket::INET->new( |
23 |
|
PeerAddr => $meteor_server, |
24 |
|
Timeout => 1, |
25 |
|
) || warn "can't connect to meteor $meteor_server: $!"; # FIXME warn => die for production |
26 |
|
$meteor_fh = 0; # don't try again |
27 |
|
} |
28 |
|
|
29 |
|
warn ">> meteor ",dump( @a ); |
30 |
|
print $meteor_fh "ADDMESSAGE test ",join('|',@a),"\n" if $meteor_fh; |
31 |
|
} |
32 |
|
|
33 |
my $debug = 0; |
my $debug = 0; |
34 |
|
|
35 |
|
my $device = "/dev/ttyUSB0"; |
36 |
|
my $baudrate = "19200"; |
37 |
|
my $databits = "8"; |
38 |
|
my $parity = "none"; |
39 |
|
my $stopbits = "1"; |
40 |
|
my $handshake = "none"; |
41 |
|
|
42 |
my $response = { |
my $response = { |
43 |
'd500090400110a0500027250' => 'version?', |
'd500090400110a0500027250' => 'version?', |
44 |
'd60007fe00000500c97b' => 'no tag in range', |
'd60007fe00000500c97b' => 'no tag in range', |
51 |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
52 |
}; |
}; |
53 |
|
|
54 |
|
GetOptions( |
55 |
|
'd|debug+' => \$debug, |
56 |
|
'device=s' => \$device, |
57 |
|
'baudrate=i' => \$baudrate, |
58 |
|
'databits=i' => \$databits, |
59 |
|
'parity=s' => \$parity, |
60 |
|
'stopbits=i' => \$stopbits, |
61 |
|
'handshake=s' => \$handshake, |
62 |
|
'meteor=s' => \$meteor_server, |
63 |
|
) or die $!; |
64 |
|
|
65 |
|
my $verbose = $debug > 0 ? $debug-- : 0; |
66 |
|
|
67 |
=head1 NAME |
=head1 NAME |
68 |
|
|
69 |
3m-810 - support for 3M 810 RFID reader |
3m-810 - support for 3M 810 RFID reader |
70 |
|
|
71 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
72 |
|
|
73 |
3m-810.pl [DEVICE [BAUD [DATA [PARITY [STOP [FLOW]]]]]] |
3m-810.pl --device /dev/ttyUSB0 |
74 |
|
|
75 |
=head1 DESCRIPTION |
=head1 DESCRIPTION |
76 |
|
|
82 |
|
|
83 |
L<perl(1)> |
L<perl(1)> |
84 |
|
|
85 |
|
L<http://stackoverflow.com/questions/149617/how-could-i-guess-a-checksum-algorithm> |
86 |
|
|
87 |
=head1 AUTHOR |
=head1 AUTHOR |
88 |
|
|
89 |
Dobrica Pavlinusic <dpavlin@rot13.org> L<http://www.rot13.org/~dpavlin/> |
Dobrica Pavlinusic <dpavlin@rot13.org> L<http://www.rot13.org/~dpavlin/> |
95 |
|
|
96 |
=cut |
=cut |
97 |
|
|
98 |
# your serial port. |
my $tags_data; |
99 |
my ($device,$baudrate,$databits,$parity,$stopbits,$handshake)=@ARGV; |
my $visible_tags; |
|
$device ||= "/dev/ttyUSB0"; |
|
|
$baudrate ||= "19200"; |
|
|
$databits ||= "8"; |
|
|
$parity ||= "none"; |
|
|
$stopbits ||= "1"; |
|
|
$handshake ||= "none"; |
|
100 |
|
|
101 |
my $port=new Device::SerialPort($device) || die "new($device): $!\n"; |
my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; |
102 |
|
warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; |
103 |
$handshake=$port->handshake($handshake); |
$handshake=$port->handshake($handshake); |
104 |
$baudrate=$port->baudrate($baudrate); |
$baudrate=$port->baudrate($baudrate); |
105 |
$databits=$port->databits($databits); |
$databits=$port->databits($databits); |
106 |
$parity=$port->parity($parity); |
$parity=$port->parity($parity); |
107 |
$stopbits=$port->stopbits($stopbits); |
$stopbits=$port->stopbits($stopbits); |
108 |
|
|
109 |
print "## using $device $baudrate $databits $parity $stopbits\n"; |
print "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; |
110 |
|
|
111 |
# Just in case: reset our timing and buffers |
# Just in case: reset our timing and buffers |
112 |
$port->lookclear(); |
$port->lookclear(); |
119 |
|
|
120 |
# initial hand-shake with device |
# initial hand-shake with device |
121 |
|
|
122 |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version?', |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version', |
123 |
'D5 00 09 04 00 11 0A 05 00 02 7250', 'hw 10.5.0.2', sub { |
'D5 00 09 04 00 11 0A 05 00 02 7250', sub { |
124 |
print "hardware version ", join('.', unpack('CCCC', skip_assert(3) )), "\n"; |
my $hw_ver = join('.', unpack('CCCC', skip_assert(3) )); |
125 |
|
print "hardware version $hw_ver\n"; |
126 |
|
meteor( 'info', "Found reader hardware $hw_ver" ); |
127 |
}); |
}); |
128 |
|
|
129 |
cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','stats?', |
cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','FIXME: stats?', |
130 |
'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778','FIXME: unimplemented', sub { assert() } ); |
'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778', sub { assert() } ); |
131 |
|
|
132 |
# start scanning for tags |
# start scanning for tags |
133 |
|
|
134 |
cmd( 'D6 00 05 FE 00 05 FA40', "XXX scan $_", |
cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags, retry $_", |
135 |
'D6 00 07 FE 00 00 05 00 C97B', 'no tag', sub { |
'D6 00 0F FE 00 00 05 ', sub { # 01 E00401003123AA26 941A # seen, serial length: 8 |
136 |
dispatch( |
my $rest = shift || die "no rest?"; |
137 |
'D6 00 0F FE 00 00 05 ',# 01 E00401003123AA26 941A # seen, serial length: 8 |
my $nr = ord( substr( $rest, 0, 1 ) ); |
138 |
sub { |
|
139 |
my $rest = shift || die "no rest?"; |
if ( ! $nr ) { |
140 |
my $nr = ord( substr( $rest, 0, 1 ) ); |
print "no tags in range\n"; |
141 |
|
update_visible_tags(); |
142 |
|
meteor( 'info-none-in-range' ); |
143 |
|
$tags_data = {}; |
144 |
|
} else { |
145 |
|
|
146 |
my $tags = substr( $rest, 1 ); |
my $tags = substr( $rest, 1 ); |
147 |
|
|
148 |
my $tl = length( $tags ); |
my $tl = length( $tags ); |
149 |
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
150 |
|
|
151 |
my @tags; |
my @tags; |
152 |
push @tags, substr($tags, $_ * 8, 8) foreach ( 0 .. $nr - 1 ); |
push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); |
153 |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ); |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
154 |
print "seen $nr tags: ", join(',', map { unpack('H16', $_) } @tags ) , "\n"; |
print "$nr tags in range: ", join(',', @tags ) , "\n"; |
155 |
|
|
156 |
|
meteor( 'info-in-range', join(' ',@tags)); |
157 |
|
|
158 |
|
update_visible_tags( @tags ); |
159 |
} |
} |
160 |
) } |
} |
161 |
|
) while(1); |
162 |
|
#) foreach ( 1 .. 100 ); |
163 |
|
|
164 |
|
|
165 |
|
|
166 |
|
sub update_visible_tags { |
167 |
|
my @tags = @_; |
168 |
|
|
169 |
|
my $last_visible_tags = $visible_tags; |
170 |
|
$visible_tags = {}; |
171 |
|
|
172 |
|
foreach my $tag ( @tags ) { |
173 |
|
if ( ! defined $last_visible_tags->{$tag} ) { |
174 |
|
if ( defined $tags_data->{$tag} ) { |
175 |
|
# meteor( 'in-range', $tag ); |
176 |
|
} else { |
177 |
|
meteor( 'read', $tag ); |
178 |
|
read_tag( $tag ); |
179 |
|
} |
180 |
|
$visible_tags->{$tag}++; |
181 |
|
} else { |
182 |
|
warn "## using cached data for $tag" if $debug; |
183 |
|
} |
184 |
|
delete $last_visible_tags->{$tag}; # leave just missing tags |
185 |
|
} |
186 |
|
|
187 |
|
foreach my $tag ( keys %$last_visible_tags ) { |
188 |
|
my $data = delete $tags_data->{$tag}; |
189 |
|
print "removed tag $tag with data ",dump( $data ),"\n"; |
190 |
|
meteor( 'removed', $tag ); |
191 |
|
} |
192 |
|
|
193 |
) foreach ( 1 .. 100 ); |
warn "## update_visible_tags(",dump( @tags ),") = ",dump( $visible_tags )," removed: ",dump( $last_visible_tags ), " data: ",dump( $tags_data ) if $debug; |
194 |
|
} |
195 |
|
|
196 |
cmd( 'D6 00 0D 02 E00401003123AA26 00 03 1CC4', 'read offset: 0 blocks: 3' ); |
my $tag_data_block; |
197 |
|
|
198 |
# D6 00 1F 02 00 E00401003123AA26 03 00 00 04 11 00 01 01 00 30 30 30 30 02 00 30 30 30 30 E5F4 |
sub read_tag_data { |
199 |
warn "D6 00 1F 02 00 E00401003123AA26 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; |
my ($start_block,$rest) = @_; |
200 |
|
die "no rest?" unless $rest; |
201 |
|
warn "## DATA [$start_block] ", dump( $rest ) if $debug; |
202 |
|
my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
203 |
|
my $blocks = ord(substr($rest,8,1)); |
204 |
|
$rest = substr($rest,9); # leave just data blocks |
205 |
|
foreach my $nr ( 0 .. $blocks - 1 ) { |
206 |
|
my $block = substr( $rest, $nr * 6, 6 ); |
207 |
|
warn "## block ",as_hex( $block ) if $debug; |
208 |
|
my $ord = unpack('v',substr( $block, 0, 2 )); |
209 |
|
my $expected_ord = $nr + $start_block; |
210 |
|
die "got block $ord, expected block $expected_ord from ",dump( $block ) if $ord != $expected_ord; |
211 |
|
my $data = substr( $block, 2 ); |
212 |
|
die "data payload should be 4 bytes" if length($data) != 4; |
213 |
|
warn sprintf "## tag %9s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
214 |
|
$tag_data_block->{$tag}->[ $ord ] = $data; |
215 |
|
} |
216 |
|
$tags_data->{ $tag } = join('', @{ $tag_data_block->{$tag} }); |
217 |
|
print "DATA $tag ",dump( $tags_data ), "\n"; |
218 |
|
} |
219 |
|
|
220 |
cmd( 'D6 00 0D 02 E00401003123AA26 03 04 3970', 'read offset: 3 blocks: 4' ); |
sub read_tag { |
221 |
|
my ( $tag ) = @_; |
222 |
|
|
223 |
# D6 00 25 02 00 E00401003123AA26 04 03 00 30 30 00 00 04 00 00 00 00 00 |
confess "no tag?" unless $tag; |
224 |
# 05 00 00 00 00 00 06 00 00 00 00 00 B9BA |
|
225 |
warn "D6 00 25 02 00 E00401003123AA26 04 03 00 39 30 31 32 04 00 33 34 35 36 |
print "read_tag $tag\n"; |
226 |
05 00 00 00 00 00 06 00 00 00 00 00 524B\n"; |
|
227 |
warn "D6 00 0F FE 00 00 05 01 E00401003123AA26 941A ##### ready?\n"; |
cmd( |
228 |
|
"D6 00 0D 02 $tag 00 03 1CC4", "read $tag offset: 0 blocks: 3", |
229 |
|
"D6 00 0F FE 00 00 05 01 $tag 941A", sub { |
230 |
|
print "FIXME: tag $tag ready?\n"; |
231 |
|
}, |
232 |
|
"D6 00 1F 02 00", sub { # $tag 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; |
233 |
|
read_tag_data( 0, @_ ); |
234 |
|
}, |
235 |
|
); |
236 |
|
|
237 |
|
cmd( |
238 |
|
"D6 00 0D 02 $tag 03 04 3970", "read $tag offset: 3 blocks: 4", |
239 |
|
"D6 00 25 02 00", sub { # $tag 04 03 00 30 30 00 00 04 00 00 00 00 00 |
240 |
|
read_tag_data( 3, @_ ); |
241 |
|
} |
242 |
|
); |
243 |
|
|
244 |
|
} |
245 |
|
|
246 |
|
exit; |
247 |
|
|
248 |
for ( 1 .. 3 ) { |
for ( 1 .. 3 ) { |
249 |
|
|
275 |
{ |
{ |
276 |
my $str=shift; |
my $str=shift; |
277 |
my $count = $port->write($str); |
my $count = $port->write($str); |
278 |
print ">> ", as_hex( $str ), "\t[$count]\n"; |
print "#> ", as_hex( $str ), "\t[$count]\n" if $debug; |
279 |
} |
} |
280 |
|
|
281 |
sub as_hex { |
sub as_hex { |
283 |
foreach my $str ( @_ ) { |
foreach my $str ( @_ ) { |
284 |
my $hex = unpack( 'H*', $str ); |
my $hex = unpack( 'H*', $str ); |
285 |
$hex =~ s/(..)/$1 /g if length( $str ) > 2; |
$hex =~ s/(..)/$1 /g if length( $str ) > 2; |
286 |
|
$hex =~ s/\s+$//; |
287 |
push @out, $hex; |
push @out, $hex; |
288 |
} |
} |
289 |
return join(' ', @out); |
return join(' | ', @out); |
290 |
} |
} |
291 |
|
|
292 |
sub read_bytes { |
sub read_bytes { |
294 |
my $data = ''; |
my $data = ''; |
295 |
while ( length( $data ) < $len ) { |
while ( length( $data ) < $len ) { |
296 |
my ( $c, $b ) = $port->read(1); |
my ( $c, $b ) = $port->read(1); |
297 |
|
die "no bytes on port: $!" unless defined $b; |
298 |
#warn "## got $c bytes: ", as_hex($b), "\n"; |
#warn "## got $c bytes: ", as_hex($b), "\n"; |
299 |
$data .= $b; |
$data .= $b; |
300 |
} |
} |
324 |
return substr( $assert->{payload}, $to ); |
return substr( $assert->{payload}, $to ); |
325 |
} |
} |
326 |
|
|
327 |
our $dispatch; |
use Digest::CRC; |
328 |
sub dispatch { |
|
329 |
my ( $pattern, $coderef ) = @_; |
sub crcccitt { |
330 |
my $patt = substr( str2bytes($pattern), 3 ); # just payload |
my $bytes = shift; |
331 |
my $l = length($patt); |
my $crc = Digest::CRC->new( |
332 |
my $p = substr( $assert->{payload}, 0, $l ); |
# midified CCITT to xor with 0xffff instead of 0x0000 |
333 |
warn "## dispatch pattern $pattern [$l] ",dump( $patt, $p ); |
width => 16, init => 0xffff, xorout => 0xffff, refout => 0, poly => 0x1021, refin => 0, |
334 |
|
) or die $!; |
335 |
if ( $assert->{payload} eq $assert->{expect} ) { |
$crc->add( $bytes ); |
336 |
warn "## no dispatch, payload expected\n"; |
pack('n', $crc->digest); |
337 |
} elsif ( $p eq $patt ) { |
} |
338 |
# if matched call with rest of payload |
|
339 |
$coderef->( substr( $assert->{payload}, $l ) ); |
# my $checksum = checksum( $bytes ); |
340 |
} else { |
# my $checksum = checksum( $bytes, $original_checksum ); |
341 |
warn "## dispatch ignored\n"; |
sub checksum { |
342 |
|
my ( $bytes, $checksum ) = @_; |
343 |
|
|
344 |
|
my $xor = crcccitt( substr($bytes,1) ); # skip D6 |
345 |
|
warn "## checksum ",dump( $bytes, $xor, $checksum ) if $debug; |
346 |
|
|
347 |
|
my $len = ord(substr($bytes,2,1)); |
348 |
|
my $len_real = length($bytes) - 1; |
349 |
|
|
350 |
|
if ( $len_real != $len ) { |
351 |
|
print "length wrong: $len_real != $len\n"; |
352 |
|
$bytes = substr($bytes,0,2) . chr($len_real) . substr($bytes,4); |
353 |
|
} |
354 |
|
|
355 |
|
if ( defined $checksum && $xor ne $checksum ) { |
356 |
|
print "checksum doesn't match: ", as_hex($xor), " != ", as_hex($checksum), " data: ", as_hex($bytes), "\n"; |
357 |
|
return $bytes . $xor; |
358 |
} |
} |
359 |
|
return $bytes . $checksum; |
360 |
} |
} |
361 |
|
|
362 |
sub readchunk { |
our $dispatch; |
|
my ( $parser ) = @_; |
|
363 |
|
|
364 |
|
sub readchunk { |
365 |
sleep 1; # FIXME remove |
sleep 1; # FIXME remove |
366 |
|
|
367 |
# read header of packet |
# read header of packet |
369 |
my $length = read_bytes( 1, 'length' ); |
my $length = read_bytes( 1, 'length' ); |
370 |
my $len = ord($length); |
my $len = ord($length); |
371 |
my $data = read_bytes( $len, 'data' ); |
my $data = read_bytes( $len, 'data' ); |
|
my ( $cmd ) = unpack('C', $data ); |
|
372 |
|
|
373 |
my $payload = substr( $data, 0, -2 ); |
my $payload = substr( $data, 0, -2 ); |
374 |
my $payload_len = length($data); |
my $payload_len = length($data); |
375 |
warn "## payload too short $payload_len != $len\n" if $payload_len != $len; |
warn "## payload too short $payload_len != $len\n" if $payload_len != $len; |
376 |
|
|
377 |
my $checksum = substr( $data, -2, 2 ); |
my $checksum = substr( $data, -2, 2 ); |
378 |
# FIXME check checksum |
checksum( $header . $length . $payload , $checksum ); |
379 |
|
|
380 |
print "<< ",as_hex( $header ), " [$len] ", as_hex( $payload ), "checksum: ", as_hex( $checksum ),"\n"; |
print "<< ",as_hex( $header ), " [$len] ", as_hex( $payload ), " | sum: ",as_hex($checksum),"\n" if $verbose; |
381 |
|
|
382 |
$assert->{len} = $len; |
$assert->{len} = $len; |
383 |
$assert->{payload} = $payload; |
$assert->{payload} = $payload; |
|
$assert->{checksum} = $checksum; |
|
384 |
|
|
385 |
$parser->( $len, $payload, $checksum ) if $parser && ref($parser) eq 'CODE'; |
my $full = $header . $length . $data; # full |
386 |
|
# find longest match for incomming data |
387 |
|
my ($to) = grep { |
388 |
|
my $match = substr($payload,0,length($_)); |
389 |
|
m/^\Q$match\E/ |
390 |
|
} sort { length($a) <=> length($b) } keys %$dispatch; |
391 |
|
warn "?? payload dispatch to ",dump( $payload, $dispatch, $to ) if $debug; |
392 |
|
|
393 |
|
if ( defined $to ) { |
394 |
|
my $rest = substr( $payload, length($to) ); |
395 |
|
warn "## DISPATCH payload to with rest", dump( $payload, $to, $rest ) if $debug; |
396 |
|
$dispatch->{ $to }->( $rest ); |
397 |
|
} else { |
398 |
|
print "NO DISPATCH for ",dump( $full ),"\n"; |
399 |
|
} |
400 |
|
|
401 |
return $data; |
return $data; |
402 |
} |
} |
404 |
sub str2bytes { |
sub str2bytes { |
405 |
my $str = shift || confess "no str?"; |
my $str = shift || confess "no str?"; |
406 |
my $b = $str; |
my $b = $str; |
407 |
$b =~ s/\s+(\S\S)(\S\S)+\s*/ $1 $2/; # fix checksum |
$b =~ s/\s+//g; |
408 |
$b =~ s/\s+$//; |
$b =~ s/(..)/\\x$1/g; |
409 |
$b =~ s/\s+/\\x/g; |
$b = "\"$b\""; |
|
$b = '"\x' . $b . '"'; |
|
410 |
my $bytes = eval $b; |
my $bytes = eval $b; |
411 |
die $@ if $@; |
die $@ if $@; |
412 |
warn "## str2bytes( $str ) => $b => ",as_hex($bytes) if $debug; |
warn "## str2bytes( $str ) => $b => ",as_hex($bytes) if $debug; |
414 |
} |
} |
415 |
|
|
416 |
sub cmd { |
sub cmd { |
417 |
my ( $cmd, $cmd_desc, $expect, $expect_desc, $coderef ) = @_; |
my $cmd = shift || confess "no cmd?"; |
418 |
|
my $cmd_desc = shift || confess "no description?"; |
419 |
|
my @expect = @_; |
420 |
|
|
421 |
my $bytes = str2bytes( $cmd ); |
my $bytes = str2bytes( $cmd ); |
422 |
|
|
423 |
warn ">> ", as_hex( $bytes ), "\t## $cmd_desc\n"; |
# fix checksum if needed |
424 |
|
$bytes = checksum( substr( $bytes, 0, -2 ), substr( $bytes, -2, 2 ) ); |
425 |
|
|
426 |
|
warn ">> ", as_hex( $bytes ), "\t## $cmd_desc\n" if $verbose; |
427 |
$assert->{send} = $cmd; |
$assert->{send} = $cmd; |
428 |
writechunk( $bytes ); |
writechunk( $bytes ); |
429 |
|
|
430 |
if ( $expect ) { |
while ( @expect ) { |
431 |
warn "?? $expect", $expect_desc ? "\t## $expect_desc" : '', "\n"; |
my $pattern = str2bytes( shift @expect ) || confess "no pattern?"; |
432 |
$assert->{expect} = substr(str2bytes($expect), 3, -2); # just expected payload |
my $coderef = shift @expect || confess "no coderef?"; |
433 |
readchunk( $coderef ); |
confess "not coderef" unless ref $coderef eq 'CODE'; |
434 |
|
|
435 |
|
next if defined $dispatch->{ $pattern }; |
436 |
|
|
437 |
|
$dispatch->{ substr($pattern,3) } = $coderef; |
438 |
|
warn "++ dispatch ", as_hex($pattern) ,dump( $dispatch ) if $debug; |
439 |
} |
} |
440 |
|
|
441 |
|
readchunk; |
442 |
} |
} |
443 |
|
|