6 |
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7 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
8 |
use Carp qw/confess/; |
use Carp qw/confess/; |
9 |
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use Getopt::Long; |
10 |
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11 |
my $debug = 0; |
my $debug = 0; |
12 |
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13 |
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my $device = "/dev/ttyUSB0"; |
14 |
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my $baudrate = "19200"; |
15 |
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my $databits = "8"; |
16 |
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my $parity = "none"; |
17 |
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my $stopbits = "1"; |
18 |
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my $handshake = "none"; |
19 |
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20 |
my $response = { |
my $response = { |
21 |
'd500090400110a0500027250' => 'version?', |
'd500090400110a0500027250' => 'version?', |
22 |
'd60007fe00000500c97b' => 'no tag in range', |
'd60007fe00000500c97b' => 'no tag in range', |
29 |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
'd60017fe00000502e00401003123aa26e00401003123aa283124' => 'tag #1 + tag red-stripe', |
30 |
}; |
}; |
31 |
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32 |
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GetOptions( |
33 |
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'd|debug+' => \$debug, |
34 |
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'device=s' => \$device, |
35 |
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'baudrate=i' => \$baudrate, |
36 |
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'databits=i' => \$databits, |
37 |
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'parity=s' => \$parity, |
38 |
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'stopbits=i' => \$stopbits, |
39 |
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'handshake=s' => \$handshake, |
40 |
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) or die $!; |
41 |
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42 |
=head1 NAME |
=head1 NAME |
43 |
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44 |
3m-810 - support for 3M 810 RFID reader |
3m-810 - support for 3M 810 RFID reader |
45 |
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46 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
47 |
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48 |
3m-810.pl [DEVICE [BAUD [DATA [PARITY [STOP [FLOW]]]]]] |
3m-810.pl --device /dev/ttyUSB0 |
49 |
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50 |
=head1 DESCRIPTION |
=head1 DESCRIPTION |
51 |
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70 |
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71 |
=cut |
=cut |
72 |
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73 |
# your serial port. |
my $tags_data; |
74 |
my ($device,$baudrate,$databits,$parity,$stopbits,$handshake)=@ARGV; |
my $visible_tags; |
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$device ||= "/dev/ttyUSB0"; |
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$baudrate ||= "19200"; |
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$databits ||= "8"; |
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$parity ||= "none"; |
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$stopbits ||= "1"; |
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$handshake ||= "none"; |
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75 |
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76 |
my $port=new Device::SerialPort($device) || die "new($device): $!\n"; |
my $port=new Device::SerialPort($device) || die "can't open serial port $device: $!\n"; |
77 |
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warn "using $device $handshake $baudrate $databits $parity $stopbits" if $debug; |
78 |
$handshake=$port->handshake($handshake); |
$handshake=$port->handshake($handshake); |
79 |
$baudrate=$port->baudrate($baudrate); |
$baudrate=$port->baudrate($baudrate); |
80 |
$databits=$port->databits($databits); |
$databits=$port->databits($databits); |
94 |
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95 |
# initial hand-shake with device |
# initial hand-shake with device |
96 |
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97 |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version?', |
cmd( 'D5 00 05 04 00 11 8C66', 'hw version', |
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'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 { |
99 |
print "hardware version ", join('.', unpack('CCCC', skip_assert(3) )), "\n"; |
print "hardware version ", join('.', unpack('CCCC', skip_assert(3) )), "\n"; |
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}); |
}); |
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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?', |
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'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() } ); |
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# start scanning for tags |
# start scanning for tags |
106 |
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cmd( 'D6 00 05 FE 00 05 FA40', "XXX scan $_", |
cmd( 'D6 00 05 FE 00 05 FA40', "scan for tags, retry $_", |
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'D6 00 07 FE 00 00 05 00 C97B', 'no tag', sub { |
'D6 00 07 FE 00 00 05 00 C97B', sub { |
109 |
dispatch( |
assert(); |
110 |
'D6 00 0F FE 00 00 05 ',# 01 E00401003123AA26 941A # seen, serial length: 8 |
print "no tag in range\n"; |
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sub { |
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112 |
my $rest = shift || die "no rest?"; |
}, |
113 |
my $nr = ord( substr( $rest, 0, 1 ) ); |
'D6 00 0F FE 00 00 05 ', sub { # 01 E00401003123AA26 941A # seen, serial length: 8 |
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my $rest = shift || die "no rest?"; |
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my $nr = ord( substr( $rest, 0, 1 ) ); |
116 |
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117 |
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if ( ! $nr ) { |
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print "no tags in range\n"; |
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} else { |
120 |
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121 |
my $tags = substr( $rest, 1 ); |
my $tags = substr( $rest, 1 ); |
122 |
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123 |
my $tl = length( $tags ); |
my $tl = length( $tags ); |
128 |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
warn "## tags ",as_hex($tags), " [$tl] = ",dump( $tags ) if $debug; |
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print "seen $nr tags: ", join(',', @tags ) , "\n"; |
print "seen $nr tags: ", join(',', @tags ) , "\n"; |
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131 |
# XXX read first tag |
my $removed_tags = $visible_tags; |
132 |
read_tag( @tags ); |
$visible_tags = {}; |
133 |
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134 |
} |
foreach my $tag ( @tags ) { |
135 |
) } |
next if $visible_tags->{$tag}++; |
136 |
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read_tag( $tag ); |
137 |
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if ( delete $removed_tags->{$tag} ) { |
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print "removed tag $tag\n"; |
139 |
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} |
140 |
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} |
141 |
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142 |
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} |
143 |
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} |
144 |
) foreach ( 1 .. 100 ); |
) foreach ( 1 .. 100 ); |
145 |
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my $read_cached; |
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146 |
sub read_tag { |
sub read_tag { |
147 |
my ( $tag ) = @_; |
my ( $tag ) = @_; |
148 |
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149 |
print "read_tag $tag\n"; |
print "read_tag $tag\n"; |
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return if $read_cached->{ $tag }++; |
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150 |
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cmd( "D6 00 0D 02 $tag 00 03 1CC4", 'read offset: 0 blocks: 3' ); |
cmd( |
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"D6 00 0D 02 $tag 00 03 1CC4", 'read $tag offset: 0 blocks: 3', |
153 |
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"D6 00 0F FE 00 00 05 01 $tag 941A", sub { |
154 |
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print "FIXME: tag $tag ready?\n"; |
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}, |
156 |
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"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"; |
157 |
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my $rest = shift || die "no rest?"; |
158 |
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warn "## DATA ", dump( $rest ) if $debug; |
159 |
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my $tag = uc(unpack('H16',substr( $rest, 0, 8 ))); |
160 |
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my $blocks = ord(substr($rest,8,1)); |
161 |
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$rest = substr($rest,9); # leave just data blocks |
162 |
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my @data; |
163 |
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foreach my $nr ( 0 .. $blocks - 1 ) { |
164 |
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my $block = substr( $rest, $nr * 6, 6 ); |
165 |
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warn "## block ",as_hex( $block ) if $debug; |
166 |
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my $ord = unpack('v',substr( $block, 0, 2 )); |
167 |
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die "got block $ord, expected block $nr from ",dump( $block ) if $ord != $nr; |
168 |
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my $data = substr( $block, 2 ); |
169 |
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die "data payload should be 4 bytes" if length($data) != 4; |
170 |
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warn sprintf "## tag %08s %02d %s |%-4s|\n", $tag, $ord, as_hex( $data ), $data; |
171 |
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$data[ $ord ] = $data; |
172 |
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} |
173 |
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$tags_data->{ $tag } = join('', @data); |
174 |
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print "DATA $tag ",dump( $tags_data ), "\n"; |
175 |
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} |
176 |
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); |
177 |
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178 |
# 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 |
# 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 |
|
warn "?? D6 00 1F 02 00 $tag 03 00 00 04 11 00 01 01 00 31 32 33 34 02 00 35 36 37 38 531F\n"; |
|
179 |
if (0) { |
if (0) { |
180 |
cmd( "D6 00 0D 02 $tag 03 04 3970", 'read offset: 3 blocks: 4' ); |
cmd( "D6 00 0D 02 $tag 03 04 3970", 'read offset: 3 blocks: 4' ); |
181 |
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187 |
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188 |
} |
} |
189 |
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190 |
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exit; |
191 |
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|
192 |
for ( 1 .. 3 ) { |
for ( 1 .. 3 ) { |
193 |
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|
194 |
# ++-->type 00-0a |
# ++-->type 00-0a |
219 |
{ |
{ |
220 |
my $str=shift; |
my $str=shift; |
221 |
my $count = $port->write($str); |
my $count = $port->write($str); |
222 |
print "#> ", as_hex( $str ), "\t[$count]\n"; |
print "#> ", as_hex( $str ), "\t[$count]\n" if $debug; |
223 |
} |
} |
224 |
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225 |
sub as_hex { |
sub as_hex { |
267 |
return substr( $assert->{payload}, $to ); |
return substr( $assert->{payload}, $to ); |
268 |
} |
} |
269 |
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our $dispatch; |
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sub dispatch { |
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my ( $pattern, $coderef ) = @_; |
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my $patt = substr( str2bytes($pattern), 3 ); # just payload |
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my $l = length($patt); |
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my $p = substr( $assert->{payload}, 0, $l ); |
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warn "## dispatch pattern $pattern [$l] ",dump( $patt, $p ) if $debug; |
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if ( $assert->{payload} eq $assert->{expect} ) { |
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warn "## no dispatch, payload expected" if $debug; |
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} elsif ( $p eq $patt ) { |
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# if matched call with rest of payload |
|
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$coderef->( substr( $assert->{payload}, $l ) ); |
|
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} else { |
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warn "## dispatch ignored" if $debug; |
|
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} |
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} |
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|
270 |
use Digest::CRC; |
use Digest::CRC; |
271 |
|
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272 |
sub crcccitt { |
sub crcccitt { |
302 |
return $bytes . $checksum; |
return $bytes . $checksum; |
303 |
} |
} |
304 |
|
|
305 |
sub readchunk { |
our $dispatch; |
|
my ( $parser ) = @_; |
|
306 |
|
|
307 |
|
sub readchunk { |
308 |
sleep 1; # FIXME remove |
sleep 1; # FIXME remove |
309 |
|
|
310 |
# read header of packet |
# read header of packet |
318 |
warn "## payload too short $payload_len != $len\n" if $payload_len != $len; |
warn "## payload too short $payload_len != $len\n" if $payload_len != $len; |
319 |
|
|
320 |
my $checksum = substr( $data, -2, 2 ); |
my $checksum = substr( $data, -2, 2 ); |
321 |
checksum( $header . $length . $payload, $checksum ); |
checksum( $header . $length . $payload , $checksum ); |
322 |
|
|
323 |
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"; |
324 |
|
|
325 |
$assert->{len} = $len; |
$assert->{len} = $len; |
326 |
$assert->{payload} = $payload; |
$assert->{payload} = $payload; |
327 |
|
|
328 |
$parser->( $len, $payload ) if $parser && ref($parser) eq 'CODE'; |
my $full = $header . $length . $data; # full |
329 |
|
# find longest match for incomming data |
330 |
|
my ($to) = grep { |
331 |
|
my $match = substr($payload,0,length($_)); |
332 |
|
m/^\Q$match\E/ |
333 |
|
} sort { length($a) <=> length($b) } keys %$dispatch; |
334 |
|
warn "?? payload dispatch to ",dump( $payload, $dispatch, $to ) if $debug; |
335 |
|
|
336 |
|
if ( defined $to ) { |
337 |
|
my $rest = substr( $payload, length($to) ); |
338 |
|
warn "## DISPATCH payload to with rest", dump( $payload, $to, $rest ) if $debug; |
339 |
|
$dispatch->{ $to }->( $rest ); |
340 |
|
} else { |
341 |
|
print "NO DISPATCH for ",dump( $full ),"\n"; |
342 |
|
} |
343 |
|
|
344 |
return $data; |
return $data; |
345 |
} |
} |
357 |
} |
} |
358 |
|
|
359 |
sub cmd { |
sub cmd { |
360 |
my ( $cmd, $cmd_desc, $expect, $expect_desc, $coderef ) = @_; |
my $cmd = shift || confess "no cmd?"; |
361 |
|
my $cmd_desc = shift || confess "no description?"; |
362 |
|
my @expect = @_; |
363 |
|
|
364 |
my $bytes = str2bytes( $cmd ); |
my $bytes = str2bytes( $cmd ); |
365 |
|
|
366 |
# fix checksum if needed |
# fix checksum if needed |
370 |
$assert->{send} = $cmd; |
$assert->{send} = $cmd; |
371 |
writechunk( $bytes ); |
writechunk( $bytes ); |
372 |
|
|
373 |
if ( $expect ) { |
while ( @expect ) { |
374 |
warn "?? $expect", $expect_desc ? "\t## $expect_desc" : '', "\n"; |
my $pattern = str2bytes( shift @expect ) || confess "no pattern?"; |
375 |
$assert->{expect} = substr(str2bytes($expect), 3, -2); # just expected payload |
my $coderef = shift @expect || confess "no coderef?"; |
376 |
readchunk( $coderef ); |
confess "not coderef" unless ref $coderef eq 'CODE'; |
377 |
|
|
378 |
|
next if defined $dispatch->{ $pattern }; |
379 |
|
|
380 |
|
$dispatch->{ substr($pattern,3) } = $coderef; |
381 |
|
warn "++ dispatch ", as_hex($pattern) ,dump( $dispatch ) if $debug; |
382 |
} |
} |
383 |
|
|
384 |
|
readchunk; |
385 |
} |
} |
386 |
|
|