8 |
use Carp qw/confess/; |
use Carp qw/confess/; |
9 |
use Getopt::Long; |
use Getopt::Long; |
10 |
use File::Slurp; |
use File::Slurp; |
11 |
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use JSON; |
12 |
|
|
13 |
use IO::Socket::INET; |
use IO::Socket::INET; |
14 |
|
|
15 |
my $meteor_server = '192.168.1.13:4671'; |
my $debug = 0; |
16 |
|
|
17 |
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my $tags_data; |
18 |
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my $tags_security; |
19 |
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my $visible_tags; |
20 |
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|
21 |
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my $meteor_server; # = '192.168.1.13:4671'; |
22 |
my $meteor_fh; |
my $meteor_fh; |
23 |
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|
24 |
sub meteor { |
sub meteor { |
45 |
} |
} |
46 |
} |
} |
47 |
|
|
48 |
my $debug = 0; |
my $listen_port = 9000; # pick something not in use |
49 |
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sub http_server { |
50 |
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|
51 |
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my $server = IO::Socket::INET->new( |
52 |
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Proto => 'tcp', |
53 |
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LocalPort => $listen_port, |
54 |
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Listen => SOMAXCONN, |
55 |
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Reuse => 1 |
56 |
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); |
57 |
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|
58 |
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die "can't setup server" unless $server; |
59 |
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|
60 |
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print "Server $0 accepting clients at http://localhost:$listen_port/\n"; |
61 |
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|
62 |
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sub static { |
63 |
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my ($client,$path) = @_; |
64 |
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|
65 |
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$path = "www/$path"; |
66 |
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|
67 |
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return unless -e $path; |
68 |
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|
69 |
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my $type = 'text/plain'; |
70 |
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$type = 'text/html' if $path =~ m{\.htm}; |
71 |
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$type = 'application/javascript' if $path =~ m{\.js}; |
72 |
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|
73 |
|
print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\n\r\n"; |
74 |
|
open(my $html, $path); |
75 |
|
while(<$html>) { |
76 |
|
print $client $_; |
77 |
|
} |
78 |
|
close($html); |
79 |
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|
80 |
|
return $path; |
81 |
|
} |
82 |
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|
83 |
|
while (my $client = $server->accept()) { |
84 |
|
$client->autoflush(1); |
85 |
|
my $request = <$client>; |
86 |
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|
87 |
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warn "WEB << $request\n" if $debug; |
88 |
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|
89 |
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if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
90 |
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my $method = $1; |
91 |
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my $param; |
92 |
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if ( $method =~ s{\?(.+)}{} ) { |
93 |
|
foreach my $p ( split(/[&;]/, $1) ) { |
94 |
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my ($n,$v) = split(/=/, $p, 2); |
95 |
|
$param->{$n} = $v; |
96 |
|
} |
97 |
|
warn "WEB << param: ",dump( $param ) if $debug; |
98 |
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} |
99 |
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if ( my $path = static( $client,$1 ) ) { |
100 |
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warn "WEB >> $path" if $debug; |
101 |
|
} elsif ( $method =~ m{/scan} ) { |
102 |
|
my $tags = scan_for_tags(); |
103 |
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my $json = { time => time() }; |
104 |
|
map { |
105 |
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my $d = decode_tag($_); |
106 |
|
$d->{sid} = $_; |
107 |
|
$d->{security} = $tags_security->{$_}; |
108 |
|
push @{ $json->{tags} }, $d; |
109 |
|
} keys %$tags; |
110 |
|
print $client "HTTP/1.0 200 OK\r\nContent-Type: application/x-javascript\r\n\r\n", |
111 |
|
$param->{callback}, "(", to_json($json), ")\r\n"; |
112 |
|
} else { |
113 |
|
print $client "HTTP/1.0 404 Unkown method\r\n"; |
114 |
|
} |
115 |
|
} else { |
116 |
|
print $client "HTTP/1.0 500 No method\r\n"; |
117 |
|
} |
118 |
|
close $client; |
119 |
|
} |
120 |
|
|
121 |
|
die "server died"; |
122 |
|
} |
123 |
|
|
124 |
|
|
125 |
|
my $last_message = {}; |
126 |
|
sub _message { |
127 |
|
my $type = shift @_; |
128 |
|
my $text = join(' ',@_); |
129 |
|
my $last = $last_message->{$type}; |
130 |
|
if ( $text ne $last ) { |
131 |
|
warn $type eq 'diag' ? '# ' : '', $text, "\n"; |
132 |
|
$last_message->{$type} = $text; |
133 |
|
} |
134 |
|
} |
135 |
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|
136 |
|
sub _log { _message('log',@_) }; |
137 |
|
sub diag { _message('diag',@_) }; |
138 |
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|
139 |
my $device = "/dev/ttyUSB0"; |
my $device = "/dev/ttyUSB0"; |
140 |
my $baudrate = "19200"; |
my $baudrate = "19200"; |
146 |
my $program_path = './program/'; |
my $program_path = './program/'; |
147 |
my $secure_path = './secure/'; |
my $secure_path = './secure/'; |
148 |
|
|
149 |
|
# http server |
150 |
|
my $http_server = 1; |
151 |
|
|
152 |
|
# 3M defaults: 8,4 |
153 |
|
my $max_rfid_block = 16; |
154 |
|
my $read_blocks = 8; |
155 |
|
|
156 |
my $response = { |
my $response = { |
157 |
'd500090400110a0500027250' => 'version?', |
'd500090400110a0500027250' => 'version?', |
158 |
'd60007fe00000500c97b' => 'no tag in range', |
'd60007fe00000500c97b' => 'no tag in range', |
174 |
'stopbits=i' => \$stopbits, |
'stopbits=i' => \$stopbits, |
175 |
'handshake=s' => \$handshake, |
'handshake=s' => \$handshake, |
176 |
'meteor=s' => \$meteor_server, |
'meteor=s' => \$meteor_server, |
177 |
|
'http-server!' => \$http_server, |
178 |
) or die $!; |
) or die $!; |
179 |
|
|
180 |
my $verbose = $debug > 0 ? $debug-- : 0; |
my $verbose = $debug > 0 ? $debug-- : 0; |
210 |
|
|
211 |
=cut |
=cut |
212 |
|
|
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my $tags_data; |
|
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my $visible_tags; |
|
|
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|
213 |
my $item_type = { |
my $item_type = { |
214 |
1 => 'Book', |
1 => 'Book', |
215 |
6 => 'CD/CD ROM', |
6 => 'CD/CD ROM', |
235 |
$parity=$port->parity($parity); |
$parity=$port->parity($parity); |
236 |
$stopbits=$port->stopbits($stopbits); |
$stopbits=$port->stopbits($stopbits); |
237 |
|
|
238 |
print "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; |
warn "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; |
239 |
|
|
240 |
# Just in case: reset our timing and buffers |
# Just in case: reset our timing and buffers |
241 |
$port->lookclear(); |
$port->lookclear(); |
258 |
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?', |
259 |
'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() } ); |
260 |
|
|
261 |
# start scanning for tags |
sub scan_for_tags { |
262 |
|
|
263 |
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( 'info-none-in-range' ); |
|
|
$tags_data = {}; |
|
|
} else { |
|
264 |
|
|
265 |
my $tags = substr( $rest, 1 ); |
cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags", |
266 |
|
'D6 00 0F FE 00 00 05 ', sub { # 01 E00401003123AA26 941A # seen, serial length: 8 |
267 |
|
my $rest = shift || die "no rest?"; |
268 |
|
my $nr = ord( substr( $rest, 0, 1 ) ); |
269 |
|
|
270 |
|
if ( ! $nr ) { |
271 |
|
_log "no tags in range\n"; |
272 |
|
update_visible_tags(); |
273 |
|
meteor( 'info-none-in-range' ); |
274 |
|
$tags_data = {}; |
275 |
|
} else { |
276 |
|
|
277 |
my $tl = length( $tags ); |
my $tags = substr( $rest, 1 ); |
278 |
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
my $tl = length( $tags ); |
279 |
|
die "wrong length $tl for $nr tags: ",dump( $tags ) if $tl =! $nr * 8; |
280 |
|
|
281 |
my @tags; |
push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); |
282 |
push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
283 |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
_log "$nr tags in range: ", join(',', @tags ) , "\n"; |
|
print "$nr tags in range: ", join(',', @tags ) , "\n"; |
|
284 |
|
|
285 |
meteor( 'info-in-range', join(' ',@tags)); |
meteor( 'info-in-range', join(' ',@tags)); |
286 |
|
|
287 |
update_visible_tags( @tags ); |
update_visible_tags( @tags ); |
288 |
|
} |
289 |
} |
} |
290 |
} |
); |
291 |
) while(1); |
|
292 |
#) foreach ( 1 .. 100 ); |
diag "tags: ",dump( @tags ); |
293 |
|
return $tags_data; |
294 |
|
|
295 |
|
} |
296 |
|
|
297 |
|
# start scanning for tags |
298 |
|
|
299 |
|
if ( $http_server ) { |
300 |
|
http_server; |
301 |
|
} else { |
302 |
|
scan_for_tags while 1; |
303 |
|
} |
304 |
|
|
305 |
|
die "over and out"; |
306 |
|
|
307 |
sub update_visible_tags { |
sub update_visible_tags { |
308 |
my @tags = @_; |
my @tags = @_; |
311 |
$visible_tags = {}; |
$visible_tags = {}; |
312 |
|
|
313 |
foreach my $tag ( @tags ) { |
foreach my $tag ( @tags ) { |
314 |
|
$visible_tags->{$tag}++; |
315 |
if ( ! defined $last_visible_tags->{$tag} ) { |
if ( ! defined $last_visible_tags->{$tag} ) { |
316 |
if ( defined $tags_data->{$tag} ) { |
if ( defined $tags_data->{$tag} ) { |
317 |
# meteor( 'in-range', $tag ); |
# meteor( 'in-range', $tag ); |
319 |
meteor( 'read', $tag ); |
meteor( 'read', $tag ); |
320 |
read_tag( $tag ); |
read_tag( $tag ); |
321 |
} |
} |
|
$visible_tags->{$tag}++; |
|
322 |
} else { |
} else { |
323 |
warn "## using cached data for $tag" if $debug; |
warn "## using cached data for $tag" if $debug; |
324 |
} |
} |
348 |
sub read_tag_data { |
sub read_tag_data { |
349 |
my ($start_block,$rest) = @_; |
my ($start_block,$rest) = @_; |
350 |
die "no rest?" unless $rest; |
die "no rest?" unless $rest; |
351 |
|
|
352 |
|
my $last_block = 0; |
353 |
|
|
354 |
warn "## DATA [$start_block] ", dump( $rest ) if $debug; |
warn "## DATA [$start_block] ", dump( $rest ) if $debug; |
355 |
my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
356 |
my $blocks = ord(substr($rest,8,1)); |
my $blocks = ord(substr($rest,8,1)); |
360 |
warn "## block ",as_hex( $block ) if $debug; |
warn "## block ",as_hex( $block ) if $debug; |
361 |
my $ord = unpack('v',substr( $block, 0, 2 )); |
my $ord = unpack('v',substr( $block, 0, 2 )); |
362 |
my $expected_ord = $nr + $start_block; |
my $expected_ord = $nr + $start_block; |
363 |
die "got block $ord, expected block $expected_ord from ",dump( $block ) if $ord != $expected_ord; |
warn "got block $ord, expected block $expected_ord from ",dump( $block ) if $ord != $expected_ord; |
364 |
my $data = substr( $block, 2 ); |
my $data = substr( $block, 2 ); |
365 |
die "data payload should be 4 bytes" if length($data) != 4; |
die "data payload should be 4 bytes" if length($data) != 4; |
366 |
warn sprintf "## tag %9s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
warn sprintf "## tag %9s %02d: %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
367 |
$tag_data_block->{$tag}->[ $ord ] = $data; |
$tag_data_block->{$tag}->[ $ord ] = $data; |
368 |
|
$last_block = $ord; |
369 |
} |
} |
370 |
$tags_data->{ $tag } = join('', @{ $tag_data_block->{$tag} }); |
$tags_data->{ $tag } = join('', @{ $tag_data_block->{$tag} }); |
371 |
|
|
372 |
my $item_type_nr = ord(substr( $tags_data->{$tag}, 3, 1 )); |
my $item_type_nr = ord(substr( $tags_data->{$tag}, 3, 1 )); |
373 |
print "DATA $tag ",dump( $tags_data ), " item type: ", ( $item_type->{ $item_type_nr } || "UNKWOWN '$item_type_nr' in " . dump( $item_type ) ), "\n"; |
print "DATA $tag ",dump( $tags_data ), " item type: ", ( $item_type->{ $item_type_nr } || "UNKWOWN '$item_type_nr'" ), "\n"; |
374 |
|
|
375 |
|
return $last_block + 1; |
376 |
|
} |
377 |
|
|
378 |
|
sub decode_tag { |
379 |
|
my $tag = shift; |
380 |
|
|
381 |
|
my $data = $tags_data->{$tag} || die "no data for $tag"; |
382 |
|
|
383 |
|
my ( $u1, $set_item, $u2, $type, $content, $br_lib, $custom ) = unpack('C4Z16Nl>',$data); |
384 |
|
my $hash = { |
385 |
|
u1 => $u1, |
386 |
|
u2 => $u2, |
387 |
|
set => ( $set_item & 0xf0 ) >> 4, |
388 |
|
total => ( $set_item & 0x0f ), |
389 |
|
|
390 |
|
type => $type, |
391 |
|
content => $content, |
392 |
|
|
393 |
|
branch => $br_lib >> 20, |
394 |
|
library => $br_lib & 0x000fffff, |
395 |
|
|
396 |
|
custom => $custom, |
397 |
|
}; |
398 |
|
|
399 |
|
return $hash; |
400 |
} |
} |
401 |
|
|
402 |
sub read_tag { |
sub read_tag { |
406 |
|
|
407 |
print "read_tag $tag\n"; |
print "read_tag $tag\n"; |
408 |
|
|
409 |
cmd( |
my $start_block = 0; |
|
"D6 00 0D 02 $tag 00 03 1CC4", "read $tag offset: 0 blocks: 3", |
|
|
"D6 00 0F FE 00 00 05 01 $tag 941A", sub { |
|
|
print "FIXME: tag $tag ready?\n"; |
|
|
}, |
|
|
"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"; |
|
|
read_tag_data( 0, @_ ); |
|
|
}, |
|
|
); |
|
410 |
|
|
411 |
cmd( |
while ( $start_block < $max_rfid_block ) { |
412 |
"D6 00 0D 02 $tag 03 04 3970", "read $tag offset: 3 blocks: 4", |
|
413 |
"D6 00 25 02 00", sub { # $tag 04 03 00 30 30 00 00 04 00 00 00 00 00 |
cmd( |
414 |
read_tag_data( 3, @_ ); |
sprintf( "D6 00 0D 02 $tag %02x %02x ffff", $start_block, $read_blocks ), |
415 |
} |
"read $tag offset: $start_block blocks: $read_blocks", |
416 |
); |
"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"; |
417 |
|
$start_block = read_tag_data( $start_block, @_ ); |
418 |
|
warn "# read tag upto $start_block\n"; |
419 |
|
}, |
420 |
|
"D6 00 0F FE 00 00 05 01 $tag 941A", sub { |
421 |
|
print "FIXME: tag $tag ready? (expected block read instead)\n"; |
422 |
|
}, |
423 |
|
); |
424 |
|
|
425 |
|
} |
426 |
|
|
427 |
my $security; |
my $security; |
428 |
|
|
434 |
( $from_tag, $security ) = ( substr($rest,0,8), substr($rest,8,1) ); |
( $from_tag, $security ) = ( substr($rest,0,8), substr($rest,8,1) ); |
435 |
die "security from other tag: ",as_hex( $from_tag ) if $from_tag ne str2bytes( $tag ); |
die "security from other tag: ",as_hex( $from_tag ) if $from_tag ne str2bytes( $tag ); |
436 |
$security = as_hex( $security ); |
$security = as_hex( $security ); |
437 |
|
$tags_security->{$tag} = $security; |
438 |
warn "# SECURITY $tag = $security\n"; |
warn "# SECURITY $tag = $security\n"; |
439 |
} |
} |
440 |
); |
); |
441 |
|
|
442 |
my $data = $tags_data->{$tag} || die "no data for $tag"; |
print "TAG $tag ", dump(decode_tag( $tag )); |
|
my ( $u1, $set_item, $u2, $type, $content, $br_lib, $custom ) = unpack('C4Z16Nl>',$data); |
|
|
my $set = ( $set_item & 0xf0 ) >> 4; |
|
|
my $total = ( $set_item & 0x0f ); |
|
|
my $branch = $br_lib >> 20; |
|
|
my $library = $br_lib & 0x000fffff; |
|
|
print "TAG $tag [$u1] set: $set/$total [$u2] type: $type '$content' library: $library branch: $branch custom: $custom security: $security\n"; |
|
|
|
|
443 |
} |
} |
444 |
|
|
445 |
sub write_tag { |
sub write_tag { |
455 |
$hex_data =~ s{\s+}{}g; |
$hex_data =~ s{\s+}{}g; |
456 |
} else { |
} else { |
457 |
|
|
|
# pad to block size |
|
458 |
$data .= "\0" x ( 4 - ( length($data) % 4 ) ); |
$data .= "\0" x ( 4 - ( length($data) % 4 ) ); |
459 |
|
|
460 |
my $max_len = 7 * 4; |
my $max_len = $max_rfid_block * 4; |
461 |
|
|
462 |
if ( length($data) > $max_len ) { |
if ( length($data) > $max_len ) { |
463 |
$data = substr($data,0,$max_len); |
$data = substr($data,0,$max_len); |
468 |
} |
} |
469 |
|
|
470 |
my $len = length($hex_data) / 2; |
my $len = length($hex_data) / 2; |
471 |
my $blocks = sprintf('%02x', $len / 4); |
# pad to block size |
472 |
|
$hex_data .= '00' x ( 4 - $len % 4 ); |
473 |
|
my $blocks = sprintf('%02x', length($hex_data) / 4); |
474 |
|
|
475 |
print "write_tag $tag = ",dump( $data ), " [$len/$blocks] == $hex_data\n"; |
print "write_tag $tag = ",dump( $data ), " [$len/$blocks] == $hex_data\n"; |
476 |
|
|
477 |
cmd( |
cmd( |
478 |
"d6 00 ff 04 $tag 00 $blocks 00 $hex_data ffff", "write $tag", |
"d6 00 ff 04 $tag 00 $blocks 00 $hex_data ffff", "write $tag", |
479 |
"d6 00 0d 04 00 $tag $blocks afb1", sub { assert() }, |
"d6 00 0d 04 00 $tag $blocks afb1", sub { assert() }, |
480 |
) foreach ( 1 .. 3 ); # xxx 3m software does this three times! |
); # foreach ( 1 .. 3 ); # XXX 3m software does this three times! |
481 |
|
|
482 |
my $to = $path; |
my $to = $path; |
483 |
$to .= '.' . time(); |
$to .= '.' . time(); |
578 |
sub assert { |
sub assert { |
579 |
my ( $from, $to ) = @_; |
my ( $from, $to ) = @_; |
580 |
|
|
|
return unless $assert->{expect}; |
|
|
|
|
581 |
$from ||= 0; |
$from ||= 0; |
582 |
$to = length( $assert->{expect} ) if ! defined $to; |
$to = length( $assert->{expect} ) if ! defined $to; |
583 |
|
|
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 $header = read_bytes( 2, 'header' ); |
655 |
} sort { length($a) <=> length($b) } keys %$dispatch; |
} sort { length($a) <=> length($b) } keys %$dispatch; |
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 && $payload ) { |
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"; |
print "NO DISPATCH for ",as_hex( $full ),"\n"; |
664 |
} |
} |
665 |
|
|
666 |
return $data; |
return $data; |