write_blocks

[Biblio-RFID.git] / lib / RFID / Serial / 3M810.pm

diff --git a/lib/RFID/Serial/3M810.pm b/lib/RFID/Serial/3M810.pm
index 8802711..8fffb78 100644 (file)
--- a/lib/RFID/Serial/3M810.pm
+++ b/lib/RFID/Serial/3M810.pm
@@ -200,6 +200,38 @@ sub read_blocks {
        return $tag_blocks;
 }
 
+sub write_blocks {
+       my $tag = shift;
+       $tag = shift if ref $tag;
+       my $data = join('', @_);
+
+       warn "## write_blocks ",dump($tag,$data);
+
+       if ( length($data) % 4 ) {
+               $data .= '\x00' x ( 4 - length($data) % 4 );
+               warn "# padded data to ",dump($data);
+       }
+
+       my $hex_data = as_hex $data;
+       my $blocks   = sprintf('%02x', length($data) / 4 );
+
+       cmd(
+               "04 $tag 00 $blocks 00 $hex_data", "write_blocks $tag [$blocks] $hex_data", sub {
+                       my $data = shift;
+                       if ( my $rest = _matched $data => '04 00' ) {
+                               my $tag = substr($rest,0,8);
+                               my $blocks = substr($rest,8,1);
+                               warn "# WRITE ",as_hex($tag), " [$blocks]\n";
+                       } elsif ( my $rest = _matched $data => '04 06' ) {
+                               warn "ERROR ",as_hex($rest);
+                       } else {
+                               die "UNSUPPORTED";
+                       }
+               }
+       );
+
+}
+
 sub read_afi {
        my $tag = shift;
        $tag = shift if ref $tag;
@@ -223,7 +255,38 @@ sub read_afi {
                        warn "IGNORED ",as_hex($data);
                }
        });
-       return as_hex $afi;
+       warn "## read_afi ",dump($tag, $afi);
+       return $afi;
+}
+
+sub write_afi {
+       my $tag = shift;
+       $tag = shift if ref $tag;
+       my $afi = shift || die "no afi?";
+
+       $afi = as_hex $afi;
+
+       cmd(
+               "09 $tag $afi", "write_afi $tag $afi", sub {
+               my $data = shift;
+
+               if ( my $rest = _matched $data => '09 00' ) {
+
+                       my $tag = substr($rest,0,8);
+                          $afi = substr($rest,8,1);
+
+                       warn "# SECURITY ", hex_tag($tag), " AFI: ", as_hex($afi);
+
+               } elsif ( my $rest = _matched $data => '0A 06' ) {
+                       warn "ERROR writing AFI to $tag ", as_hex($data);
+                       undef $afi;
+               } else {
+                       warn "IGNORED ",as_hex($data);
+                       undef $afi;
+               }
+       });
+       warn "## write_afi ", dump( $tag, $afi );
+       return $afi;
 }
 
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