add mes5-2.6.33 branch

1 files changed, 41 insertions, 0 deletions

diff --git a/perl-install/partition_table/dmcrypt.pm b/perl-install/partition_table/dmcrypt.pm
new file mode 100644
index 000000000..3eae783c6
--- /dev/null
+++ b/perl-install/partition_table/dmcrypt.pm
@@ -0,0 +1,41 @@
+package partition_table::dmcrypt; # $Id: $
+
+# dmcrypt on full disk
+
+use diagnostics;
+use strict;
+
+our @ISA = qw(partition_table::readonly);
+
+use common;
+use partition_table::readonly;
+use fs::type;
+
+sub _parts {
+    my ($hd) = @_;
+
+    my $part = { size => $hd->{totalsectors}, device => $hd->{device} };
+    add2hash($part, fs::type::type_name2subpart('Encrypted'));
+
+    require fs;
+    fs::get_major_minor([$part]); # to allow is_same_hd() in fs::dmcrypt
+
+    [ $part ];
+}
+
+sub read_primary {
+    my ($hd) = @_;
+
+    my $type = fs::type::type_subpart_from_magic($hd);
+
+    $type && $type->{type_name} eq 'Encrypted' or return;
+
+    partition_table::dmcrypt->initialize($hd);
+    1;
+}
+
+sub initialize {
+    my ($class, $hd) = @_;
+
+    partition_table::readonly::initialize($class, $hd, _parts($hd));    
+}