7 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
8 |
use Carp qw/confess/; |
use Carp qw/confess/; |
9 |
use Getopt::Long; |
use Getopt::Long; |
10 |
|
use File::Slurp; |
11 |
|
use JSON; |
12 |
|
use POSIX qw(strftime); |
13 |
|
|
14 |
use IO::Socket::INET; |
use IO::Socket::INET; |
15 |
|
|
16 |
my $meteor = IO::Socket::INET->new( '192.168.1.13:4671' ) || die "can't connect to meteor: $!"; |
my $debug = 0; |
17 |
|
|
18 |
|
my $tags_data; |
19 |
|
my $tags_security; |
20 |
|
my $visible_tags; |
21 |
|
|
22 |
|
my $listen_port = 9000; # pick something not in use |
23 |
|
my $server_url = "http://localhost:$listen_port"; |
24 |
|
|
25 |
|
sub http_server { |
26 |
|
|
27 |
|
my $server = IO::Socket::INET->new( |
28 |
|
Proto => 'tcp', |
29 |
|
LocalPort => $listen_port, |
30 |
|
Listen => SOMAXCONN, |
31 |
|
Reuse => 1 |
32 |
|
); |
33 |
|
|
34 |
|
die "can't setup server" unless $server; |
35 |
|
|
36 |
|
print "Server $0 ready at $server_url\n"; |
37 |
|
|
38 |
|
sub static { |
39 |
|
my ($client,$path) = @_; |
40 |
|
|
41 |
|
$path = "www/$path"; |
42 |
|
$path .= 'rfid.html' if $path =~ m{/$}; |
43 |
|
|
44 |
|
return unless -e $path; |
45 |
|
|
46 |
|
my $type = 'text/plain'; |
47 |
|
$type = 'text/html' if $path =~ m{\.htm}; |
48 |
|
$type = 'application/javascript' if $path =~ m{\.js}; |
49 |
|
|
50 |
|
print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\n\r\n"; |
51 |
|
open(my $html, $path); |
52 |
|
while(<$html>) { |
53 |
|
print $client $_; |
54 |
|
} |
55 |
|
close($html); |
56 |
|
|
57 |
|
return $path; |
58 |
|
} |
59 |
|
|
60 |
|
while (my $client = $server->accept()) { |
61 |
|
$client->autoflush(1); |
62 |
|
my $request = <$client>; |
63 |
|
|
64 |
|
warn "WEB << $request\n" if $debug; |
65 |
|
|
66 |
|
if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
67 |
|
my $method = $1; |
68 |
|
my $param; |
69 |
|
if ( $method =~ s{\?(.+)}{} ) { |
70 |
|
foreach my $p ( split(/[&;]/, $1) ) { |
71 |
|
my ($n,$v) = split(/=/, $p, 2); |
72 |
|
$param->{$n} = $v; |
73 |
|
} |
74 |
|
warn "WEB << param: ",dump( $param ) if $debug; |
75 |
|
} |
76 |
|
if ( my $path = static( $client,$1 ) ) { |
77 |
|
warn "WEB >> $path" if $debug; |
78 |
|
} elsif ( $method =~ m{/scan} ) { |
79 |
|
my $tags = scan_for_tags(); |
80 |
|
my $json = { time => time() }; |
81 |
|
map { |
82 |
|
my $d = decode_tag($_); |
83 |
|
$d->{sid} = $_; |
84 |
|
$d->{security} = $tags_security->{$_}; |
85 |
|
push @{ $json->{tags} }, $d; |
86 |
|
} keys %$tags; |
87 |
|
print $client "HTTP/1.0 200 OK\r\nContent-Type: application/x-javascript\r\n\r\n", |
88 |
|
$param->{callback}, "(", to_json($json), ")\r\n"; |
89 |
|
} elsif ( $method =~ m{/program} ) { |
90 |
|
|
91 |
|
my $status = 501; # Not implementd |
92 |
|
|
93 |
|
foreach my $p ( keys %$param ) { |
94 |
|
next unless $p =~ m/^tag_(\S+)/; |
95 |
|
my $tag = $1; |
96 |
|
my $content = "\x04\x11\x00\x01" . $param->{$p}; |
97 |
|
$content = "\x00" if $param->{$p} eq 'blank'; |
98 |
|
$status = 302; |
99 |
|
|
100 |
|
warn "PROGRAM $tag $content\n"; |
101 |
|
write_tag( $tag, $content ); |
102 |
|
} |
103 |
|
|
104 |
|
print $client "HTTP/1.0 $status $method\r\nLocation: $server_url\r\n\r\n"; |
105 |
|
|
106 |
|
} else { |
107 |
|
print $client "HTTP/1.0 404 Unkown method\r\n"; |
108 |
|
} |
109 |
|
} else { |
110 |
|
print $client "HTTP/1.0 500 No method\r\n"; |
111 |
|
} |
112 |
|
close $client; |
113 |
|
} |
114 |
|
|
115 |
sub meteor { |
die "server died"; |
|
my ( $item, $html ) = @_; |
|
|
warn ">> meteor $item $html\n"; |
|
|
print $meteor "ADDMESSAGE test $item|" . localtime() . "<br>$html\n"; |
|
116 |
} |
} |
117 |
|
|
118 |
my $debug = 0; |
|
119 |
|
my $last_message = {}; |
120 |
|
sub _message { |
121 |
|
my $type = shift @_; |
122 |
|
my $text = join(' ',@_); |
123 |
|
my $last = $last_message->{$type}; |
124 |
|
if ( $text ne $last ) { |
125 |
|
warn $type eq 'diag' ? '# ' : '', $text, "\n"; |
126 |
|
$last_message->{$type} = $text; |
127 |
|
} |
128 |
|
} |
129 |
|
|
130 |
|
sub _log { _message('log',@_) }; |
131 |
|
sub diag { _message('diag',@_) }; |
132 |
|
|
133 |
my $device = "/dev/ttyUSB0"; |
my $device = "/dev/ttyUSB0"; |
134 |
my $baudrate = "19200"; |
my $baudrate = "19200"; |
137 |
my $stopbits = "1"; |
my $stopbits = "1"; |
138 |
my $handshake = "none"; |
my $handshake = "none"; |
139 |
|
|
140 |
|
my $program_path = './program/'; |
141 |
|
my $secure_path = './secure/'; |
142 |
|
|
143 |
|
# http server |
144 |
|
my $http_server = 1; |
145 |
|
|
146 |
|
# 3M defaults: 8,4 |
147 |
|
my $max_rfid_block = 16; |
148 |
|
my $read_blocks = 8; |
149 |
|
|
150 |
my $response = { |
my $response = { |
151 |
'd500090400110a0500027250' => 'version?', |
'd500090400110a0500027250' => 'version?', |
152 |
'd60007fe00000500c97b' => 'no tag in range', |
'd60007fe00000500c97b' => 'no tag in range', |
167 |
'parity=s' => \$parity, |
'parity=s' => \$parity, |
168 |
'stopbits=i' => \$stopbits, |
'stopbits=i' => \$stopbits, |
169 |
'handshake=s' => \$handshake, |
'handshake=s' => \$handshake, |
170 |
|
'http-server!' => \$http_server, |
171 |
) or die $!; |
) or die $!; |
172 |
|
|
173 |
my $verbose = $debug > 0 ? $debug-- : 0; |
my $verbose = $debug > 0 ? $debug-- : 0; |
203 |
|
|
204 |
=cut |
=cut |
205 |
|
|
206 |
my $tags_data; |
my $item_type = { |
207 |
my $visible_tags; |
1 => 'Book', |
208 |
|
6 => 'CD/CD ROM', |
209 |
|
2 => 'Magazine', |
210 |
|
13 => 'Book with Audio Tape', |
211 |
|
9 => 'Book with CD/CD ROM', |
212 |
|
0 => 'Other', |
213 |
|
|
214 |
|
5 => 'Video', |
215 |
|
4 => 'Audio Tape', |
216 |
|
3 => 'Bound Journal', |
217 |
|
8 => 'Book with Diskette', |
218 |
|
7 => 'Diskette', |
219 |
|
}; |
220 |
|
|
221 |
|
warn "## known item type: ",dump( $item_type ) if $debug; |
222 |
|
|
223 |
my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; |
my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; |
224 |
warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; |
warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; |
228 |
$parity=$port->parity($parity); |
$parity=$port->parity($parity); |
229 |
$stopbits=$port->stopbits($stopbits); |
$stopbits=$port->stopbits($stopbits); |
230 |
|
|
231 |
print "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; |
warn "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; |
232 |
|
|
233 |
# Just in case: reset our timing and buffers |
# Just in case: reset our timing and buffers |
234 |
$port->lookclear(); |
$port->lookclear(); |
245 |
'D5 00 09 04 00 11 0A 05 00 02 7250', sub { |
'D5 00 09 04 00 11 0A 05 00 02 7250', sub { |
246 |
my $hw_ver = join('.', unpack('CCCC', skip_assert(3) )); |
my $hw_ver = join('.', unpack('CCCC', skip_assert(3) )); |
247 |
print "hardware version $hw_ver\n"; |
print "hardware version $hw_ver\n"; |
|
meteor( -1, "Found reader $hw_ver" ); |
|
248 |
}); |
}); |
249 |
|
|
250 |
cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','FIXME: stats?', |
cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','FIXME: stats?', |
251 |
'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778', sub { assert() } ); |
'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778', sub { assert() } ); |
252 |
|
|
253 |
# start scanning for tags |
sub scan_for_tags { |
254 |
|
|
255 |
cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags, retry $_", |
my @tags; |
|
'D6 00 0F FE 00 00 05 ', sub { # 01 E00401003123AA26 941A # seen, serial length: 8 |
|
|
my $rest = shift || die "no rest?"; |
|
|
my $nr = ord( substr( $rest, 0, 1 ) ); |
|
|
|
|
|
if ( ! $nr ) { |
|
|
print "no tags in range\n"; |
|
|
update_visible_tags(); |
|
|
meteor( -1, "No tags in range" ); |
|
|
$tags_data = {}; |
|
|
} else { |
|
256 |
|
|
257 |
my $tags = substr( $rest, 1 ); |
cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags", |
258 |
|
'D6 00 0F FE 00 00 05 ', sub { # 01 E00401003123AA26 941A # seen, serial length: 8 |
259 |
|
my $rest = shift || die "no rest?"; |
260 |
|
my $nr = ord( substr( $rest, 0, 1 ) ); |
261 |
|
|
262 |
my $tl = length( $tags ); |
if ( ! $nr ) { |
263 |
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
_log "no tags in range\n"; |
264 |
|
update_visible_tags(); |
265 |
|
$tags_data = {}; |
266 |
|
} else { |
267 |
|
|
268 |
|
my $tags = substr( $rest, 1 ); |
269 |
|
my $tl = length( $tags ); |
270 |
|
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
271 |
|
|
272 |
|
push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); |
273 |
|
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
274 |
|
_log "$nr tags in range: ", join(',', @tags ) , "\n"; |
275 |
|
|
276 |
my @tags; |
update_visible_tags( @tags ); |
277 |
push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); |
} |
278 |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
} |
279 |
print "$nr tags in range: ", join(',', @tags ) , "\n"; |
); |
280 |
|
|
281 |
update_visible_tags( @tags ); |
diag "tags: ",dump( @tags ); |
282 |
|
return $tags_data; |
283 |
|
|
284 |
my $html = join('', map { "<li><tt>$_</tt>" } @tags); |
} |
|
meteor( 0, "Tags:<ul>$html</ul>" ); |
|
|
} |
|
|
} |
|
|
) while(1); |
|
|
#) foreach ( 1 .. 100 ); |
|
285 |
|
|
286 |
|
# start scanning for tags |
287 |
|
|
288 |
|
if ( $http_server ) { |
289 |
|
http_server; |
290 |
|
} else { |
291 |
|
while (1) { |
292 |
|
scan_for_tags; |
293 |
|
sleep 1; |
294 |
|
} |
295 |
|
} |
296 |
|
|
297 |
|
die "over and out"; |
298 |
|
|
299 |
sub update_visible_tags { |
sub update_visible_tags { |
300 |
my @tags = @_; |
my @tags = @_; |
303 |
$visible_tags = {}; |
$visible_tags = {}; |
304 |
|
|
305 |
foreach my $tag ( @tags ) { |
foreach my $tag ( @tags ) { |
306 |
|
$visible_tags->{$tag}++; |
307 |
if ( ! defined $last_visible_tags->{$tag} ) { |
if ( ! defined $last_visible_tags->{$tag} ) { |
308 |
read_tag( $tag ); |
if ( defined $tags_data->{$tag} ) { |
309 |
$visible_tags->{$tag}++; |
warn "$tag in range\n"; |
310 |
|
} else { |
311 |
|
read_tag( $tag ); |
312 |
|
} |
313 |
} else { |
} else { |
314 |
warn "## using cached data for $tag" if $debug; |
warn "## using cached data for $tag" if $debug; |
315 |
} |
} |
316 |
delete $last_visible_tags->{$tag}; # leave just missing tags |
delete $last_visible_tags->{$tag}; # leave just missing tags |
317 |
|
|
318 |
|
if ( -e "$program_path/$tag" ) { |
319 |
|
write_tag( $tag ); |
320 |
|
} |
321 |
|
if ( -e "$secure_path/$tag" ) { |
322 |
|
secure_tag( $tag ); |
323 |
|
} |
324 |
} |
} |
325 |
|
|
326 |
foreach my $tag ( keys %$last_visible_tags ) { |
foreach my $tag ( keys %$last_visible_tags ) { |
327 |
my $data = delete $tags_data->{$tag}; |
my $data = delete $tags_data->{$tag}; |
328 |
print "removed tag $tag with data ",dump( $data ),"\n"; |
warn "$tag removed ", dump($data), $/; |
329 |
} |
} |
330 |
|
|
331 |
warn "## update_visible_tags(",dump( @tags ),") = ",dump( $visible_tags )," removed: ",dump( $last_visible_tags ), " data: ",dump( $tags_data ) if $debug; |
warn "## update_visible_tags(",dump( @tags ),") = ",dump( $visible_tags )," removed: ",dump( $last_visible_tags ), " data: ",dump( $tags_data ) if $debug; |
332 |
} |
} |
333 |
|
|
334 |
|
my $tag_data_block; |
335 |
|
|
336 |
|
sub read_tag_data { |
337 |
|
my ($start_block,$rest) = @_; |
338 |
|
die "no rest?" unless $rest; |
339 |
|
|
340 |
|
my $last_block = 0; |
341 |
|
|
342 |
|
warn "## DATA [$start_block] ", dump( $rest ) if $debug; |
343 |
|
my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
344 |
|
my $blocks = ord(substr($rest,8,1)); |
345 |
|
$rest = substr($rest,9); # leave just data blocks |
346 |
|
foreach my $nr ( 0 .. $blocks - 1 ) { |
347 |
|
my $block = substr( $rest, $nr * 6, 6 ); |
348 |
|
warn "## block ",as_hex( $block ) if $debug; |
349 |
|
my $ord = unpack('v',substr( $block, 0, 2 )); |
350 |
|
my $expected_ord = $nr + $start_block; |
351 |
|
warn "got block $ord, expected block $expected_ord from ",dump( $block ) if $ord != $expected_ord; |
352 |
|
my $data = substr( $block, 2 ); |
353 |
|
die "data payload should be 4 bytes" if length($data) != 4; |
354 |
|
warn sprintf "## tag %9s %02d: %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
355 |
|
$tag_data_block->{$tag}->[ $ord ] = $data; |
356 |
|
$last_block = $ord; |
357 |
|
} |
358 |
|
$tags_data->{ $tag } = join('', @{ $tag_data_block->{$tag} }); |
359 |
|
|
360 |
|
my $item_type_nr = ord(substr( $tags_data->{$tag}, 3, 1 )); |
361 |
|
print "DATA $tag ",dump( $tags_data ), " item type: ", ( $item_type->{ $item_type_nr } || "UNKWOWN '$item_type_nr'" ), "\n"; |
362 |
|
|
363 |
|
return $last_block + 1; |
364 |
|
} |
365 |
|
|
366 |
|
my $saved_in_log; |
367 |
|
|
368 |
|
sub decode_tag { |
369 |
|
my $tag = shift; |
370 |
|
|
371 |
|
my $data = $tags_data->{$tag} || die "no data for $tag"; |
372 |
|
|
373 |
|
my ( $u1, $set_item, $u2, $type, $content, $br_lib, $custom ) = unpack('C4Z16Nl>',$data); |
374 |
|
my $hash = { |
375 |
|
u1 => $u1, |
376 |
|
u2 => $u2, |
377 |
|
set => ( $set_item & 0xf0 ) >> 4, |
378 |
|
total => ( $set_item & 0x0f ), |
379 |
|
|
380 |
|
type => $type, |
381 |
|
content => $content, |
382 |
|
|
383 |
|
branch => $br_lib >> 20, |
384 |
|
library => $br_lib & 0x000fffff, |
385 |
|
|
386 |
|
custom => $custom, |
387 |
|
}; |
388 |
|
|
389 |
|
if ( ! $saved_in_log->{$tag}++ ) { |
390 |
|
open(my $log, '>>', 'rfid-log.txt'); |
391 |
|
print $log strftime( "%Y-%m-%d %H:%M:%S", localtime ), ",$tag,$content\n"; |
392 |
|
close($log); |
393 |
|
} |
394 |
|
|
395 |
|
return $hash; |
396 |
|
} |
397 |
|
|
398 |
sub read_tag { |
sub read_tag { |
399 |
my ( $tag ) = @_; |
my ( $tag ) = @_; |
400 |
|
|
401 |
confess "no tag?" unless $tag; |
confess "no tag?" unless $tag; |
402 |
|
|
|
return if defined $tags_data->{$tag}; |
|
|
|
|
403 |
print "read_tag $tag\n"; |
print "read_tag $tag\n"; |
404 |
|
|
405 |
|
my $start_block = 0; |
406 |
|
|
407 |
|
while ( $start_block < $max_rfid_block ) { |
408 |
|
|
409 |
|
cmd( |
410 |
|
sprintf( "D6 00 0D 02 $tag %02x %02x BEEF", $start_block, $read_blocks ), |
411 |
|
"read $tag offset: $start_block blocks: $read_blocks", |
412 |
|
"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"; |
413 |
|
$start_block = read_tag_data( $start_block, @_ ); |
414 |
|
warn "# read tag upto $start_block\n"; |
415 |
|
}, |
416 |
|
"D6 00 0F FE 00 00 05 01 $tag BEEF", sub { |
417 |
|
print "FIXME: tag $tag ready? (expected block read instead)\n"; |
418 |
|
}, |
419 |
|
); |
420 |
|
|
421 |
|
} |
422 |
|
|
423 |
|
my $security; |
424 |
|
|
425 |
cmd( |
cmd( |
426 |
"D6 00 0D 02 $tag 00 03 1CC4", 'read $tag offset: 0 blocks: 3', |
"D6 00 0B 0A $tag BEEF", "check security $tag", |
427 |
"D6 00 0F FE 00 00 05 01 $tag 941A", sub { |
"D6 00 0D 0A 00", sub { |
428 |
print "FIXME: tag $tag ready?\n"; |
my $rest = shift; |
429 |
}, |
my $from_tag; |
430 |
"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"; |
( $from_tag, $security ) = ( substr($rest,0,8), substr($rest,8,1) ); |
431 |
my $rest = shift || die "no rest?"; |
die "security from other tag: ",as_hex( $from_tag ) if $from_tag ne str2bytes( $tag ); |
432 |
warn "## DATA ", dump( $rest ) if $debug; |
$security = as_hex( $security ); |
433 |
my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
$tags_security->{$tag} = $security; |
434 |
my $blocks = ord(substr($rest,8,1)); |
warn "# SECURITY $tag = $security\n"; |
|
$rest = substr($rest,9); # leave just data blocks |
|
|
my @data; |
|
|
foreach my $nr ( 0 .. $blocks - 1 ) { |
|
|
my $block = substr( $rest, $nr * 6, 6 ); |
|
|
warn "## block ",as_hex( $block ) if $debug; |
|
|
my $ord = unpack('v',substr( $block, 0, 2 )); |
|
|
die "got block $ord, expected block $nr from ",dump( $block ) if $ord != $nr; |
|
|
my $data = substr( $block, 2 ); |
|
|
die "data payload should be 4 bytes" if length($data) != 4; |
|
|
warn sprintf "## tag %08s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
|
|
$data[ $ord ] = $data; |
|
|
} |
|
|
$tags_data->{ $tag } = join('', @data); |
|
|
print "DATA $tag ",dump( $tags_data ), "\n"; |
|
435 |
} |
} |
436 |
); |
); |
437 |
|
|
438 |
# D6 00 1F 02 00 $tag 03 00 00 04 11 00 01 01 00 30 30 30 30 02 00 30 30 30 30 E5F4 |
print "TAG $tag ", dump(decode_tag( $tag )); |
|
if (0) { |
|
|
cmd( "D6 00 0D 02 $tag 03 04 3970", 'read offset: 3 blocks: 4' ); |
|
|
|
|
|
# D6 00 25 02 00 $tag 04 03 00 30 30 00 00 04 00 00 00 00 00 |
|
|
# $tag 05 00 00 00 00 00 06 00 00 00 00 00 B9BA |
|
|
warn "?? D6 00 25 02 00 $tag 04 03 00 39 30 31 32 04 00 ....\n"; |
|
439 |
} |
} |
|
warn "?? D6 00 0F FE 00 00 05 01 $tag 941A ##### ready?\n"; |
|
440 |
|
|
441 |
my $item = unpack('H*', substr($tag,-8) ) % 100000; |
sub write_tag { |
442 |
meteor( $item, "Loading $item" ); |
my ($tag,$data) = @_; |
443 |
|
|
444 |
|
my $path = "$program_path/$tag"; |
445 |
|
$data = read_file( $path ) if -e $path; |
446 |
|
|
447 |
|
die "no data" unless $data; |
448 |
|
|
449 |
|
my $hex_data; |
450 |
|
|
451 |
|
if ( $data =~ s{^hex\s+}{} ) { |
452 |
|
$hex_data = $data; |
453 |
|
$hex_data =~ s{\s+}{}g; |
454 |
|
} else { |
455 |
|
|
456 |
|
$data .= "\0" x ( 4 - ( length($data) % 4 ) ); |
457 |
|
|
458 |
|
my $max_len = $max_rfid_block * 4; |
459 |
|
|
460 |
|
if ( length($data) > $max_len ) { |
461 |
|
$data = substr($data,0,$max_len); |
462 |
|
warn "strip content to $max_len bytes\n"; |
463 |
|
} |
464 |
|
|
465 |
|
$hex_data = unpack('H*', $data); |
466 |
|
} |
467 |
|
|
468 |
|
my $len = length($hex_data) / 2; |
469 |
|
# pad to block size |
470 |
|
$hex_data .= '00' x ( 4 - $len % 4 ); |
471 |
|
my $blocks = sprintf('%02x', length($hex_data) / 4); |
472 |
|
|
473 |
|
print "write_tag $tag = ",dump( $data ), " [$len/$blocks] == $hex_data\n"; |
474 |
|
|
475 |
|
cmd( |
476 |
|
"d6 00 ff 04 $tag 00 $blocks 00 $hex_data BEEF", "write $tag", |
477 |
|
"d6 00 0d 04 00 $tag $blocks BEEF", sub { assert() }, |
478 |
|
); # foreach ( 1 .. 3 ); # XXX 3m software does this three times! |
479 |
|
|
480 |
|
my $to = $path; |
481 |
|
$to .= '.' . time(); |
482 |
|
|
483 |
|
rename $path, $to; |
484 |
|
print ">> $to\n"; |
485 |
|
|
486 |
|
# force re-read of tag |
487 |
|
delete $tags_data->{$tag}; |
488 |
|
delete $visible_tags->{$tag}; |
489 |
|
} |
490 |
|
|
491 |
|
sub secure_tag { |
492 |
|
my ($tag) = @_; |
493 |
|
|
494 |
|
my $path = "$secure_path/$tag"; |
495 |
|
my $data = substr(read_file( $path ),0,2); |
496 |
|
|
497 |
|
cmd( |
498 |
|
"d6 00 0c 09 $tag $data BEEF", "secure $tag -> $data", |
499 |
|
"d6 00 0c 09 00 $tag BEEF", sub { assert() }, |
500 |
|
); |
501 |
|
|
502 |
|
my $to = $path; |
503 |
|
$to .= '.' . time(); |
504 |
|
|
505 |
|
rename $path, $to; |
506 |
|
print ">> $to\n"; |
507 |
} |
} |
508 |
|
|
509 |
exit; |
exit; |
538 |
{ |
{ |
539 |
my $str=shift; |
my $str=shift; |
540 |
my $count = $port->write($str); |
my $count = $port->write($str); |
541 |
|
my $len = length($str); |
542 |
|
die "wrong write length $count != $len in ",as_hex( $str ) if $count != $len; |
543 |
print "#> ", as_hex( $str ), "\t[$count]\n" if $debug; |
print "#> ", as_hex( $str ), "\t[$count]\n" if $debug; |
544 |
} |
} |
545 |
|
|
559 |
my $data = ''; |
my $data = ''; |
560 |
while ( length( $data ) < $len ) { |
while ( length( $data ) < $len ) { |
561 |
my ( $c, $b ) = $port->read(1); |
my ( $c, $b ) = $port->read(1); |
562 |
|
die "no bytes on port: $!" unless defined $b; |
563 |
#warn "## got $c bytes: ", as_hex($b), "\n"; |
#warn "## got $c bytes: ", as_hex($b), "\n"; |
564 |
$data .= $b; |
$data .= $b; |
565 |
} |
} |
606 |
sub checksum { |
sub checksum { |
607 |
my ( $bytes, $checksum ) = @_; |
my ( $bytes, $checksum ) = @_; |
608 |
|
|
|
my $xor = crcccitt( substr($bytes,1) ); # skip D6 |
|
|
warn "## checksum ",dump( $bytes, $xor, $checksum ) if $debug; |
|
|
|
|
609 |
my $len = ord(substr($bytes,2,1)); |
my $len = ord(substr($bytes,2,1)); |
610 |
my $len_real = length($bytes) - 1; |
my $len_real = length($bytes) - 1; |
611 |
|
|
612 |
if ( $len_real != $len ) { |
if ( $len_real != $len ) { |
613 |
print "length wrong: $len_real != $len\n"; |
print "length wrong: $len_real != $len\n"; |
614 |
$bytes = substr($bytes,0,2) . chr($len_real) . substr($bytes,4); |
$bytes = substr($bytes,0,2) . chr($len_real) . substr($bytes,3); |
615 |
} |
} |
616 |
|
|
617 |
|
my $xor = crcccitt( substr($bytes,1) ); # skip D6 |
618 |
|
warn "## checksum ",dump( $bytes, $xor, $checksum ) if $debug; |
619 |
|
|
620 |
if ( defined $checksum && $xor ne $checksum ) { |
if ( defined $checksum && $xor ne $checksum ) { |
621 |
print "checksum doesn't match: ", as_hex($xor), " != ", as_hex($checksum), " data: ", as_hex($bytes), "\n"; |
warn "checksum error: ", as_hex($xor), " != ", as_hex($checksum), " data: ", as_hex($bytes), "\n" if $checksum ne "\xBE\xEF"; |
622 |
return $bytes . $xor; |
return $bytes . $xor; |
623 |
} |
} |
624 |
return $bytes . $checksum; |
return $bytes . $checksum; |
627 |
our $dispatch; |
our $dispatch; |
628 |
|
|
629 |
sub readchunk { |
sub readchunk { |
630 |
sleep 1; # FIXME remove |
# sleep 1; # FIXME remove |
631 |
|
|
632 |
# read header of packet |
# read header of packet |
633 |
my $header = read_bytes( 2, 'header' ); |
my $header = read_bytes( 2, 'header' ); |
656 |
warn "?? payload dispatch to ",dump( $payload, $dispatch, $to ) if $debug; |
warn "?? payload dispatch to ",dump( $payload, $dispatch, $to ) if $debug; |
657 |
|
|
658 |
if ( defined $to ) { |
if ( defined $to ) { |
659 |
my $rest = substr( $payload, length($to) ); |
my $rest = substr( $payload, length($to) ) if length($to) < length($payload); |
660 |
warn "## DISPATCH payload to with rest", dump( $payload, $to, $rest ) if $debug; |
warn "## DISPATCH payload to with rest", dump( $payload, $to, $rest ) if $debug; |
661 |
$dispatch->{ $to }->( $rest ); |
$dispatch->{ $to }->( $rest ); |
662 |
} else { |
} else { |
663 |
print "NO DISPATCH for ",dump( $full ),"\n"; |
die "NO DISPATCH for ",as_hex( $full ),"\n"; |
664 |
} |
} |
665 |
|
|
666 |
return $data; |
return $data; |