}
}
+my $access_condition_data = {
+0b000 => 'R:AB W:AB I:AB DTR:AB transport conf',
+0b010 => 'R:AB W:-- I:-- DTR:-- r/w block',
+0b100 => 'R:AB W:-B I:-- DTR:-- r/w block',
+0b110 => 'R:AB W:-B I:-B DTR:AB r/w block',
+0b001 => 'R:AB W:-- I:-- DTR:AB value block',
+0b011 => 'R:-B W:-B I:-- DTR:-- value block',
+0b101 => 'R:-B W:-- I:-- DTR:-- r/w block',
+0b111 => 'R:-- W:-- I:-- DTR:-- r/w block',
+};
+
+my $access_condition_trailer = {
+0b000 => 'R/W: KEYA:-/A ACCESS:A-/- DATB:A/A ?',
+0b010 => 'R/W: KEYA:-/- ACCESS:A-/- DATB:A/- ?',
+0b100 => 'R/W: KEYA:-/B ACCESS:AB/- KEYB:-/B',
+0b110 => 'R/W: KEYA:-/- ACCESS:AB/- KEYB:-/-',
+0b001 => 'R/W: KEYA:-/A ACCESS:A-/A DATB:A/A ? transport conf',
+0b011 => 'R/W: KEYA:-/B ACCESS:AB/B KEYB:-/B',
+0b101 => 'R/W: KEYA:-/- ACCESS:AB/B KEYB:-/-',
+0b111 => 'R/W: KEYA:-/- ACCESS:AB/- KEYB:-/-',
+};
+
+my $life_cycle = {
+"\x78\x77\x88" => 'MAD INIT,RW',
+"\x7F\x07\x88" => 'NFC INIT,RW',
+"\x07\x8F\x0F" => 'READ ONLY',
+};
+
+
if ( $debug ) {
warn "# function_clusters ",dump($function_clusters);
warn "# mad_id ", dump($mad_id);
local $/ = undef;
my $card = <>;
-die "expected 4096 bytes, got ",length($card), " bytes\n"
- unless length $card == 4096;
+die "expected 4096 or 1024 bytes, got ",length($card), " bytes\n"
+ unless length $card == 4096 || length $card == 1024;
+
+my ( $ADV, $MA, $DA );
+
+my $pos = 0;
+
+foreach my $sector ( 0 .. 39 ) {
-foreach my $i ( 0 .. 15 ) {
- my $v = unpack('v',(substr($card, 0x10 + ( $i * 2 ), 2)));
- my $cluster_id = unpack('HH', (( $v & 0xff00 ) >> 8) );
- my $full_id = sprintf "%04x",$v;
- printf "MAD sector %-2d %04x [%s]\n%s\n", $i, $v
- , $function_clusters->{ $cluster_id }
- , $mad_id->{$full_id} || "FIXME: add $full_id from MAD_overview.pdf to __DATA__ at end of $0"
+ my $blocks = $sector < 32 ? 4 : 16;
+
+ last if $pos >= length($card);
+ next if substr($card,$pos,$blocks * 0x10) eq "\x00" x ($blocks * 0x10);
+
+ # General purpose byte (GPB)
+ my $GBP = ord(substr($card,0x39,1));
+
+ if ( $sector == 0 ) {
+ printf "manufacturer block\nSerial number: %s\nCB: %s\nmanufacturer data: %s\n"
+ , unpack('H*',substr($card,0,4))
+ , unpack('H*',substr($card,4,1))
+ , unpack('H*',substr($card,5,11))
+ ;
+
+ # MAD
+ $ADV = $GBP & 0b00000011;
+ $MA = $GBP & 0b01000000;
+ $DA = $GBP & 0b10000000;
+ printf "ADV (MAD version code): %d\n", $ADV;
+ printf "MA (multiapplication): %s\n", $MA ? 'yes' : 'monoaplication';
+ printf "DA (MAD available): %s%s\n", $DA ? 'yes' : 'no',
+ substr($card,$pos+0x30,6) eq "\xA0\xA1\xA2\xA3\xA4\xA5" ? ' public' : '';
+
+ printf "Info byte (publisher sector): %x\n", ord(substr($card,0x11,1));
+ } elsif ( $DA ) {
+ my $mad_offset = 0x10 + ( $sector * 2 );
+ my $v = unpack('v',(substr($card, $mad_offset, 2)));
+ my $cluster_id = unpack('HH', (( $v & 0xff00 ) >> 8) );
+ my $full_id = sprintf "%04x",$v;
+ printf "MAD sector %-2d@%x %04x [%s]\n%s\n", $sector, $mad_offset, $v
+ , $function_clusters->{ $cluster_id }
+ , $mad_id->{$full_id} || "FIXME: add $full_id from MAD_overview.pdf to __DATA__ at end of $0"
+ ;
+
+ if ( $v == 0x0004 ) {
+ # RLE encoded card holder information
+ my $data = substr( $card, $pos, 0x30);
+ my $o = 0;
+ my $types = {
+ 0b00 => 'surname',
+ 0b01 => 'given name',
+ 0b10 => 'sex',
+ 0b11 => 'any',
+ };
+ while ( substr($data,$o,1) ne "\x00" ) {
+ my $len = ord(substr($data,$o,1));
+ my $type = ( $len & 0b11000000 ) >> 6;
+ $len = $len & 0b00111111;
+ my $dump = substr($data,$o+1,$len-1);
+ $dump = '0x' . unpack('H*', $dump) if $type == 0b11; # any
+ printf "%-10s %2d %s\n", $types->{$type}, $len, $dump;
+ $o += $len + 1;
+ }
+ } elsif ( $v == 0x0015 ) {
+ printf "Card number: %s\n", unpack('h*',substr($card,$pos + 0x04,6));
+ }
+
+ } else {
+ printf "# sector %-2d with %d blocks\n", $sector, $blocks;
+ }
+
+ my $trailer_pos = $pos + $blocks * 0x10 - 0x10;
+ my $c1 = ( ord(substr($card,$trailer_pos+7,1)) & 0xf0 ) >> 4;
+ my $c2 = ( ord(substr($card,$trailer_pos+8,1)) & 0x0f );
+ my $c3 = ( ord(substr($card,$trailer_pos+8,1)) & 0xf0 ) >> 4;
+
+ printf "# trailer @%x %016b c1:%08b c2:%08b c3:%08b\n"
+ , unpack('n',(substr($card,$trailer_pos+7,2)))
+ , $trailer_pos, $c1, $c2, $c3
;
- my $pos = 0x40 * $i;
- foreach my $j ( 0 .. 3 ) {
+ my $cond = '';
+ foreach my $j ( 0 .. $blocks - 1 ) {
my $offset = $pos + $j * 0x10;
my $block = substr($card, $offset, 0x10);
- printf "%04x %s\n", $offset, unpack('H*',$block);
- }
- if ( $v == 0x0004 ) {
- # RLE encoded card holder information
- my $data = substr( $card, $pos, 0x30);
- my $o = 0;
- my $types = {
- 0b00 => 'surname',
- 0b01 => 'given name',
- 0b10 => 'sex',
- 0b11 => 'any',
- };
- while ( substr($data,$o,1) ne "\x00" ) {
- my $len = ord(substr($data,$o,1));
- my $type = ( $len & 0b11000000 ) >> 6;
- $len = $len & 0b00111111;
- my $dump = substr($data,$o+1,$len-1);
- $dump = '0x' . unpack('H*', $dump) if $type == 0b11; # any
- printf "%-10s %2d %s\n", $types->{$type}, $len, $dump;
- $o += $len + 1;
+ my $acl_block =
+ $sector < 32 ? $j :
+ $j % 5 == 0 ? $j / 5 :
+ undef; # display condition only once for block group
+
+ if ( defined $acl_block ) {
+ my $mask = 1 << $acl_block;
+ $cond
+ = ( ( $c1 & $mask ) * 4 )
+ + ( ( $c2 & $mask ) * 2 )
+ + ( ( $c3 & $mask ) * 1 )
+ ;
+ $cond >>= $acl_block;
+ $cond = sprintf ' %03b %s'
+ , $cond
+ , $j == ( $blocks - 1 )
+ ? $access_condition_trailer->{$cond}
+ : $access_condition_data->{$cond}
+ ;
+ } else {
+ $cond = '';
}
+
+ my $hex = unpack('H*',$block);
+ $hex =~ s/(....)/$1 /g;
+
+ if ( $ENV{SWAP} ) {
+ my $hex_sw = unpack('h*',$block);
+ $hex_sw =~ s/(....)/$1 /g;
+ $hex .= " | $hex_sw";
+ }
+
+ printf "%x %03x %s%s\n", $j, $offset, $hex, $cond;
}
+ printf "KEY A:%s | %s GDP: %s | B:%s %s\n"
+ ,unpack('H*',substr($card,$trailer_pos ,6))
+ ,unpack('H*',substr($card,$trailer_pos+6 ,3))
+ ,unpack('H*',substr($card,$trailer_pos+9 ,1))
+ ,unpack('H*',substr($card,$trailer_pos+10,6))
+ ,$life_cycle->{substr($card,$trailer_pos+6,3)} || ''
+ ;
+
print "\n";
+ $pos += $blocks * 0x10;
}
__DATA__
F0 mail
F8-FF miscellaneous applications
-0000 sector free
-0001 sector defective
-0002 sector reserved
-0003 DIR continuted
-0004 card holder
+0000 sector is free
+0001 sector is defect, e.g. access keys are destroyed or unknown
+0002 sector is reserved
+0003 sector contains additional directory info (useful only for future cards)
+0004 sector contains card holder information in ASCII format.
+0005 sector not applicable (above memory size)
0015 - card administration MIKROELEKTRONIKA spol.s.v.MIKROELEKTRONIKA spol.s.v.o. worldwide 1 01.02.2007 Card publisher info
0016 - card administration Mikroelektronika spol.s.r.o., Kpt.Mikroelektronika spol.s.r.o., Kpt. PoEurope 1 10.10.2007 Issuer information