}
}
+my $access_condition_data = {
+0b000 => 'R:AB W:AB I:AB DTR:AB',
+0b010 => 'R:AB W:-- I:-- DTR:--',
+0b100 => 'R:AB W:-B I:-- DTR:--',
+0b110 => 'R:AB W:-B I:-B DTR:AB',
+0b001 => 'R:AB W:-- I:-- DTR:AB',
+0b011 => 'R:-B W:-B I:-- DTR:--',
+0b101 => 'R:-B W:-- I:-- DTR:--',
+0b111 => 'R:-- W:-- I:-- DTR:--',
+};
+
+my $access_condition_trailer = {
+0b000 => 'R/W: KEYSECXA:-/A ACCESS COND:A-/- KEYSECXB:A/A',
+0b010 => 'R/W: KEYSECXA:-/- ACCESS COND:A-/- KEYSECXB:A/-',
+0b100 => 'R/W: KEYSECXA:-/B ACCESS COND:AB/- KEYSECXB:-/B',
+0b110 => 'R/W: KEYSECXA:-/- ACCESS COND:AB/- KEYSECXB:-/-',
+0b001 => 'R/W: KEYSECXA:-/A ACCESS COND:A-/A KEYSECXB:A/A',
+0b011 => 'R/W: KEYSECXA:-/B ACCESS COND:AB/B KEYSECXB:-/B',
+0b101 => 'R/W: KEYSECXA:-/- ACCESS COND:AB/B KEYSECXB:-/-',
+0b111 => 'R/W: KEYSECXA:-/- ACCESS COND:AB/- KEYSECXB:-/-',
+};
+
+
if ( $debug ) {
warn "# function_clusters ",dump($function_clusters);
warn "# mad_id ", dump($mad_id);
;
my $pos = 0x40 * $i;
+
+ my $c1 = ( ord(substr($card,$pos+0x37,1)) & 0xf0 ) >> 4;
+ my $c2 = ( ord(substr($card,$pos+0x38,1)) & 0x0f );
+ my $c3 = ( ord(substr($card,$pos+0x38,1)) & 0xf0 ) >> 4;
+
foreach my $j ( 0 .. 3 ) {
my $offset = $pos + $j * 0x10;
my $block = substr($card, $offset, 0x10);
- printf "%04x %s\n", $offset, unpack('H*',$block);
+ my $mask = 1 << $j;
+ my $cond
+ = ( ( $c1 & $mask ) * 4 )
+ + ( ( $c2 & $mask ) * 2 )
+ + ( ( $c3 & $mask ) * 1 )
+ ;
+ $cond >>= $j;
+
+ printf "%04x %s %03b %s\n", $offset, unpack('H*',$block)
+ , $cond
+ , $j < 3 ? $access_condition_data->{$cond} : $access_condition_trailer->{$cond}
+ ;
}
+
+ printf "KEY A:%s | %s | B:%s\n"
+ ,unpack('H*',substr($card,$pos+0x30 ,6))
+ ,unpack('H*',substr($card,$pos+0x30+6 ,4))
+ ,unpack('H*',substr($card,$pos+0x30+10,6))
+ ;
+
if ( $v == 0x0004 ) {
# RLE encoded card holder information
my $data = substr( $card, $pos, 0x30);