--- 3m-810.pl 2008/10/03 15:38:08 19 +++ 3m-810.pl 2009/04/08 14:48:22 33 @@ -7,6 +7,29 @@ use Data::Dump qw/dump/; use Carp qw/confess/; use Getopt::Long; +use File::Slurp; + +use IO::Socket::INET; + +my $meteor_server = '192.168.1.13:4671'; +my $meteor_fh; + +sub meteor { + my @a = @_; + push @a, scalar localtime() if $a[0] =~ m{^info}; + + if ( ! defined $meteor_fh ) { + warn "# open connection to $meteor_server"; + $meteor_fh = IO::Socket::INET->new( + PeerAddr => $meteor_server, + Timeout => 1, + ) || warn "can't connect to meteor $meteor_server: $!"; # FIXME warn => die for production + $meteor_fh = 0; # don't try again + } + + warn ">> meteor ",dump( @a ); + print $meteor_fh "ADDMESSAGE test ",join('|',@a),"\n" if $meteor_fh; +} my $debug = 0; @@ -17,6 +40,8 @@ my $stopbits = "1"; my $handshake = "none"; +my $program_path = './program/'; + my $response = { 'd500090400110a0500027250' => 'version?', 'd60007fe00000500c97b' => 'no tag in range', @@ -30,15 +55,18 @@ }; GetOptions( - 'd|debug+' => \$debug, + 'd|debug+' => \$debug, 'device=s' => \$device, 'baudrate=i' => \$baudrate, 'databits=i' => \$databits, 'parity=s' => \$parity, 'stopbits=i' => \$stopbits, 'handshake=s' => \$handshake, + 'meteor=s' => \$meteor_server, ) or die $!; +my $verbose = $debug > 0 ? $debug-- : 0; + =head1 NAME 3m-810 - support for 3M 810 RFID reader @@ -70,6 +98,26 @@ =cut +my $tags_data; +my $visible_tags; + +my $item_type = { + 1 => 'Book', + 6 => 'CD/CD ROM', + 2 => 'Magazine', + 13 => 'Book with Audio Tape', + 9 => 'Book with CD/CD ROM', + 0 => 'Other', + + 5 => 'Video', + 4 => 'Audio Tape', + 3 => 'Bound Journal', + 8 => 'Book with Diskette', + 7 => 'Diskette', +}; + +warn "## known item type: ",dump( $item_type ) if $debug; + my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; $handshake=$port->handshake($handshake); @@ -78,7 +126,7 @@ $parity=$port->parity($parity); $stopbits=$port->stopbits($stopbits); -print "## using $device $baudrate $databits $parity $stopbits\n"; +print "## using $device $baudrate $databits $parity $stopbits debug: $debug verbose: $verbose\n"; # Just in case: reset our timing and buffers $port->lookclear(); @@ -91,23 +139,30 @@ # initial hand-shake with device -cmd( 'D5 00 05 04 00 11 8C66', 'hw version?', - 'D5 00 09 04 00 11 0A 05 00 02 7250', 'hw 10.5.0.2', sub { - print "hardware version ", join('.', unpack('CCCC', skip_assert(3) )), "\n"; +cmd( 'D5 00 05 04 00 11 8C66', 'hw version', + 'D5 00 09 04 00 11 0A 05 00 02 7250', sub { + my $hw_ver = join('.', unpack('CCCC', skip_assert(3) )); + print "hardware version $hw_ver\n"; + meteor( 'info', "Found reader hardware $hw_ver" ); }); -cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','stats?', - 'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778','FIXME: unimplemented', sub { assert() } ); +cmd( 'D6 00 0C 13 04 01 00 02 00 03 00 04 00 AAF2','FIXME: stats?', + 'D6 00 0C 13 00 02 01 01 03 02 02 03 00 E778', sub { assert() } ); # start scanning for tags -cmd( 'D6 00 05 FE 00 05 FA40', "XXX scan $_", - 'D6 00 07 FE 00 00 05 00 C97B', 'no tag', sub { -dispatch( - 'D6 00 0F FE 00 00 05 ',# 01 E00401003123AA26 941A # seen, serial length: 8 - sub { - my $rest = shift || die "no rest?"; - my $nr = ord( substr( $rest, 0, 1 ) ); +cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags, retry $_", + '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 { + my $tags = substr( $rest, 1 ); my $tl = length( $tags ); @@ -116,56 +171,152 @@ my @tags; push @tags, uc(unpack('H16', substr($tags, $_ * 8, 8))) foreach ( 0 .. $nr - 1 ); warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; - print "seen $nr tags: ", join(',', @tags ) , "\n"; + print "$nr tags in range: ", join(',', @tags ) , "\n"; + + meteor( 'info-in-range', join(' ',@tags)); + + update_visible_tags( @tags ); + } + } +) while(1); +#) foreach ( 1 .. 100 ); + + + +sub update_visible_tags { + my @tags = @_; - # read data from tag - read_tag( $_ ) foreach @tags; + my $last_visible_tags = $visible_tags; + $visible_tags = {}; + foreach my $tag ( @tags ) { + if ( ! defined $last_visible_tags->{$tag} ) { + if ( defined $tags_data->{$tag} ) { +# meteor( 'in-range', $tag ); + } else { + meteor( 'read', $tag ); + read_tag( $tag ); + } + $visible_tags->{$tag}++; + } else { + warn "## using cached data for $tag" if $debug; + } + delete $last_visible_tags->{$tag}; # leave just missing tags + + if ( -e "$program_path/$tag" ) { + meteor( 'write', $tag ); + write_tag( $tag ); } -) } + } -) foreach ( 1 .. 100 ); + foreach my $tag ( keys %$last_visible_tags ) { + my $data = delete $tags_data->{$tag}; + print "removed tag $tag with data ",dump( $data ),"\n"; + meteor( 'removed', $tag ); + } + + warn "## update_visible_tags(",dump( @tags ),") = ",dump( $visible_tags )," removed: ",dump( $last_visible_tags ), " data: ",dump( $tags_data ) if $debug; +} + +my $tag_data_block; -my $read_cached; +sub read_tag_data { + my ($start_block,$rest) = @_; + die "no rest?" unless $rest; + warn "## DATA [$start_block] ", dump( $rest ) if $debug; + my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); + my $blocks = ord(substr($rest,8,1)); + $rest = substr($rest,9); # leave just data blocks + 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 )); + my $expected_ord = $nr + $start_block; + die "got block $ord, expected block $expected_ord from ",dump( $block ) if $ord != $expected_ord; + my $data = substr( $block, 2 ); + die "data payload should be 4 bytes" if length($data) != 4; + warn sprintf "## tag %9s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; + $tag_data_block->{$tag}->[ $ord ] = $data; + } + $tags_data->{ $tag } = join('', @{ $tag_data_block->{$tag} }); + + my $item_type_nr = ord(substr( $tags_data->{$tag}, 3, 1 )); + print "DATA $tag ",dump( $tags_data ), " item type: ", ( $item_type->{ $item_type_nr } || "UNKWOWN '$item_type_nr' in " . dump( $item_type ) ), "\n"; +} sub read_tag { my ( $tag ) = @_; + confess "no tag?" unless $tag; + print "read_tag $tag\n"; - return if $read_cached->{ $tag }++; - cmd( "D6 00 0D 02 $tag 00 03 1CC4", 'read $tag offset: 0 blocks: 3', - "D6 00 0F FE 00 00 05 01 $tag 941A", "$tag ready?", sub { -dispatch( "D6 00 1F 02 00 $tag ", sub { # 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; - my $rest = shift || die "no rest?"; - warn "## DATA ", dump( $rest ) if $debug; - my $blocks = ord(substr($rest,0,1)); - my @data; - foreach my $nr ( 0 .. $blocks - 1 ) { - my $block = substr( $rest, 1 + $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; - } - $read_cached->{ $tag } = join('', @data); - print "DATA $tag ",dump( $read_cached->{ $tag } ), "\n"; - }) - }); - - # 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 -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"; + cmd( + "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, @_ ); + }, + ); + + cmd( + "D6 00 0D 02 $tag 03 04 3970", "read $tag offset: 3 blocks: 4", + "D6 00 25 02 00", sub { # $tag 04 03 00 30 30 00 00 04 00 00 00 00 00 + read_tag_data( 3, @_ ); + } + ); + + my $security; + + cmd( + "D6 00 0B 0A $tag 1234", "check security $tag", + "D6 00 0D 0A 00", sub { + my $rest = shift; + my $from_tag; + ( $from_tag, $security ) = ( substr($rest,0,8), substr($rest,8,1) ); + die "security from other tag: ",as_hex( $from_tag ) if $from_tag ne str2bytes( $tag ); + $security = as_hex( $security ); + warn "# SECURITY $tag = $security\n"; + } + ); + + my $data = $tags_data->{$tag} || die "no data for $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' branch: $branch library: $library custom: $custom security: $security\n"; + } - warn "?? D6 00 0F FE 00 00 05 01 $tag 941A ##### ready?\n"; +sub write_tag { + my ($tag) = @_; + + my $path = "$program_path/$tag"; + + my $data = read_file( $path ); + + $data = substr($data,0,16); + + my $hex_data = unpack('H*', $data) . ' 00' x ( 16 - length($data) ); + + print "write_tag $tag = $data ",dump( $hex_data ); + + cmd( + "D6 00 26 04 $tag 00 06 00 04 11 00 01 $hex_data 00 00 00 00 FD3B", "write $tag", + "D6 00 0D 04 00 $tag 06 AFB1", sub { assert() }, + ) foreach ( 1 .. 3 ); # XXX 3M software does this three times! + + my $to = $path; + $to .= '.' . time(); + + rename $path, $to; + print ">> $to\n"; + + delete $tags_data->{$tag}; # force re-read of tag } exit; @@ -219,6 +370,7 @@ my $data = ''; while ( length( $data ) < $len ) { my ( $c, $b ) = $port->read(1); + die "no bytes on port: $!" unless defined $b; #warn "## got $c bytes: ", as_hex($b), "\n"; $data .= $b; } @@ -248,27 +400,6 @@ return substr( $assert->{payload}, $to ); } -our $dispatch; -sub dispatch { - my ( $pattern, $coderef ) = @_; - - $dispatch->{ $pattern } = $coderef; - - my $patt = substr( str2bytes($pattern), 3 ); # just payload - my $l = length($patt); - my $p = substr( $assert->{payload}, 0, $l ); - warn "## dispatch pattern $pattern [$l] ",dump( $patt, $p ) if $debug; - - if ( $assert->{payload} eq $assert->{expect} ) { - warn "## no dispatch, payload expected" if $debug; - } elsif ( $p eq $patt ) { - # if matched call with rest of payload - $coderef->( substr( $assert->{payload}, $l ) ); - } else { - warn "## dispatch ignored" if $debug; - } -} - use Digest::CRC; sub crcccitt { @@ -304,9 +435,9 @@ return $bytes . $checksum; } -sub readchunk { - my ( $parser ) = @_; +our $dispatch; +sub readchunk { sleep 1; # FIXME remove # read header of packet @@ -320,14 +451,28 @@ warn "## payload too short $payload_len != $len\n" if $payload_len != $len; my $checksum = substr( $data, -2, 2 ); - checksum( $header . $length . $payload, $checksum ); + checksum( $header . $length . $payload , $checksum ); - print "<< ",as_hex( $header ), " [$len] ", as_hex( $payload ), " | sum: ",as_hex($checksum),"\n"; + print "<< ",as_hex( $header ), " [$len] ", as_hex( $payload ), " | sum: ",as_hex($checksum),"\n" if $verbose; $assert->{len} = $len; $assert->{payload} = $payload; - $parser->( $len, $payload ) if $parser && ref($parser) eq 'CODE'; + my $full = $header . $length . $data; # full + # find longest match for incomming data + my ($to) = grep { + my $match = substr($payload,0,length($_)); + m/^\Q$match\E/ + } sort { length($a) <=> length($b) } keys %$dispatch; + warn "?? payload dispatch to ",dump( $payload, $dispatch, $to ) if $debug; + + if ( defined $to ) { + my $rest = substr( $payload, length($to) ); + warn "## DISPATCH payload to with rest", dump( $payload, $to, $rest ) if $debug; + $dispatch->{ $to }->( $rest ); + } else { + print "NO DISPATCH for ",dump( $full ),"\n"; + } return $data; } @@ -345,20 +490,30 @@ } sub cmd { - my ( $cmd, $cmd_desc, $expect, $expect_desc, $coderef ) = @_; + my $cmd = shift || confess "no cmd?"; + my $cmd_desc = shift || confess "no description?"; + my @expect = @_; + my $bytes = str2bytes( $cmd ); # fix checksum if needed $bytes = checksum( substr( $bytes, 0, -2 ), substr( $bytes, -2, 2 ) ); - warn ">> ", as_hex( $bytes ), "\t## $cmd_desc\n"; + warn ">> ", as_hex( $bytes ), "\t## $cmd_desc\n" if $verbose; $assert->{send} = $cmd; writechunk( $bytes ); - if ( $expect ) { - warn "?? $expect", $expect_desc ? "\t## $expect_desc" : '', "\n"; - $assert->{expect} = substr(str2bytes($expect), 3, -2); # just expected payload - readchunk( $coderef ); + while ( @expect ) { + my $pattern = str2bytes( shift @expect ) || confess "no pattern?"; + my $coderef = shift @expect || confess "no coderef?"; + confess "not coderef" unless ref $coderef eq 'CODE'; + + next if defined $dispatch->{ $pattern }; + + $dispatch->{ substr($pattern,3) } = $coderef; + warn "++ dispatch ", as_hex($pattern) ,dump( $dispatch ) if $debug; } + + readchunk; }