drakx - Mageia Installer and base platform for many utilities

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Diffstat (limited to 'perl-install')

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perl-install/ChangeLog

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perl-install/install_steps_gtk.pm

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perl-install/interactive_gtk.pm

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perl-install/lang.pm

4 files changed, 12 insertions, 3 deletions

package partition_table::raw; # $Id: raw.pm 266069 2010-02-09 19:47:35Z pterjan $ use diagnostics; use strict; use common; use devices; use detect_devices; use fs::type; use log; use c; my @MBR_signatures = ( if_(arch() =~ /ppc/, (map { [ 'yaboot', 0, "PM", 0x200 * $_ + 0x10, "bootstrap\0" ] } 0 .. 61), #- "PM" is a Partition Map [ 'yaboot', 0x400, "BD", 0x424, "\011bootstrap" ], #- "BD" is a HFS filesystem ), [ 'empty', 0, "\0\0\0\0" ], [ 'grub', 0, "\xEBG", 0x17d, "stage1 \0" ], [ 'grub', 0, "\xEBH", 0x17e, "stage1 \0" ], [ 'grub', 0, "\xEBH", 0x18a, "stage1 \0" ], sub { my ($F) = @_; #- standard grub has no good magic (Mageia's grub is patched to have "GRUB" at offset 6) #- so scanning a range of possible places where grub can have its string #- 0x176 found on Conectiva 10 my ($min, $max, $magic) = (0x176, 0x181, "GRUB \0"); my $tmp; sysseek($F, 0, 0) && sysread($F, $tmp, $max + length($magic)) or return; substr($tmp, 0, 2) eq "\xEBH" or return; index($tmp, $magic, $min) >= 0 && "grub"; }, sub { my ($F) = @_; #- similar to grub-legacy, grub2 doesn't seem to have good magic #- so scanning a range of possible places where grub can have its string my ($min, $max, $magic) = (0x176, 0x188, "GRUB"); my $tmp; sysseek($F, 0, 0) && sysread($F, $tmp, $max + length($magic)) or return; index($tmp, $magic, $min) >= 0 && "grub2"; }, [ 'lilo', 0x2, "LILO" ], [ 'lilo', 0x6, "LILO" ], [ 'lilo', 0x6 + 0x40, "LILO" ], #- when relocated in lilo's bsect_update(), variable "space" on paragraph boundary gives 0x40 [ 'grub', 0x6, "GRUB" ], [ 'osbs', 0x2, "OSBS" ], #- http://www.prz.tu-berlin.de/~wolf/os-bs.html [ 'pqmagic', 0xef, "PQV" ], [ 'BootStar', 0x130, "BootStar:" ], [ 'DocsBoot', 0x148, 'DocsBoot' ], [ 'system_commander', 0x1ad, "SYSCMNDRSYS" ], [ 'Be Os', 0x24, 'Boot Manager' ], [ 'os2', 0, "\xFA\xB8\x30\x00", 0xfA, "OS/2" ], [ 'TimO', 0, 'IBM Thinkpad hibernation partition' ], [ 'dos', 0xa0, "\x25\x03\x4E\x02\xCD\x13" ], [ 'dos', 0xa0, "\x00\xB4\x08\xCD\x13\x72" ], #- nt2k's [ 'dos', 0x60, "\xBB\x00\x7C\xB8\x01\x02\x57\xCD\x13\x5F\x73\x0C\x33\xC0\xCD\x13" ], #- nt's [ 'dos', 0x70, "\x0C\x33\xC0\xCD\x13\x4F\x75\xED\xBE\xA3" ], [ 'freebsd', 0xC0, "\x00\x30\xE4\xCD\x16\xCD\x19\xBB\x07\x00\xB4" ], [ 'freebsd', 0x160, "\x6A\x10\x89\xE6\x48\x80\xCC\x40\xCD\x13" ], [ 'dummy', 0xAC, "\x0E\xB3\x07\x56\xCD\x10\x5E\xEB" ], #- caldera? [ 'ranish', 0x100, "\x6A\x10\xB4\x42\x8B\xF4\xCD\x13\x8B\xE5\x73" ], [ 'os2', 0x1c2, "\x0A" ], [ 'Acronis', 0, "\xE8\x12\x01" ], ); sub typeOfMBR($) { typeFromMagic(devices::make($_[0]), @MBR_signatures) } sub typeOfMBR_($) { typeFromMagic($_[0], @MBR_signatures) } sub use_pt_type { 0 } sub hasExtended { 0 } sub set_best_geometry_for_the_partition_table {} sub cylinder_size($) { my ($hd) = @_; $hd->{geom}{sectors} * $hd->{geom}{heads}; } sub first_usable_sector { 1 } sub last_usable_sector { my ($hd) = @_; $hd->{totalsectors}; } # no limit sub max_partition_start { 1e99 } sub max_partition_size { 1e99 } #- default method for starting a partition sub adjustStart($$) {} #- adjusting end to match a cylinder boundary, two methods are used and must #- match at the end, else something is wrong and nothing will be done on #- partition table. #- $end2 is computed by removing 2 (or only 1 if only 2 heads on drive) groups #- of sectors, this is necessary to handle extended partition where logical #- partition start after 1 (or 2 accepted) groups of sectors (typically 63). #- $end is floating (is not on cylinder boudary) so we have to choice a good #- candidate, $end1 or $end2 should always be good except $end1 for small #- partition size. sub adjustEnd($$) { my ($hd, $part) = @_; my $end = $part->{start} + $part->{size}; $end > $hd->{geom}{cylinders} * cylinder_size($hd) && $end <= $hd->{totalsectors} and return; my $end1 = round_down($end, cylinder_size($hd)); my $end2 = round_up($end - ($hd->{geom}{heads} > 2 ? 2 : 1) * $hd->{geom}{sectors}, cylinder_size($hd)); $end2 <= $hd->{geom}{cylinders} * cylinder_size($hd) or die "adjustEnd go beyond end of device geometry ($end2 > $hd->{totalsectors})"; $part->{size} = ($end1 - $part->{start} > cylinder_size($hd) ? $end1 : $end2) - $part->{start}; $part->{size} > 0 or internal_error("adjustEnd get a too small partition to handle correctly"); } sub compute_nb_cylinders { my ($geom, $totalsectors) = @_; if ($geom->{heads} && $geom->{sectors}) { $geom->{cylinders} = int $totalsectors / $geom->{heads} / $geom->{sectors}; } } sub keep_non_duplicates { my %l; $l{$_->[0]}++ foreach @_; map { @$_ } grep { $l{$_->[0]} == 1 } @_; } sub get_geometries { my (@hds) = @_; @hds = grep { if ($_->{bus} =~ /dmraid/) { sysopen(my $F, $_->{file}, 0); my $total = c::total_sectors(fileno $F); my %geom; $geom{heads} = 255; $geom{sectors} = 63; $geom{start} = 1; compute_nb_cylinders(\%geom, $total); $geom{totalcylinders} = $geom{cylinders}; log::l("Fake geometry on " . $_->{file} . ": heads=$geom{heads} sectors=$geom{sectors} cylinders=$geom{cylinders} start=$geom{start}"); add2hash_($_, { totalsectors => $total, geom => \%geom }); 1; } elsif (my $h = get_geometry($_->{file})) { add2hash_($_, $h); 1; } else { log::l("An error occurred while getting the geometry of block device $_->{file}: $!"); 0; } } @hds; my %id2hd = keep_non_duplicates(map { my $F = openit($_) or log::l("failed to open device $_->{device}"); my $tmp; if ($F && c::lseek_sector(fileno($F), 0, 0x1b8) && sysread($F, $tmp, 4)) { [ sprintf('0x%08x', unpack('V', $tmp)), $_ ]; } else { (); } } @hds); my %id2edd = keep_non_duplicates(map { [ scalar(chomp_(cat_("$_/mbr_signature"))), $_ ] } glob("/sys/firmware/edd/int13_dev*")); log::l("id2hd: " . join(' ', map_each { "$::a=>$::b->{device}" } %id2hd)); log::l("id2edd: " . join(' ', map_each { "$::a=>$::b" } %id2edd)); foreach my $id (keys %id2hd) { my $hd = $id2hd{$id}; $hd->{volume_id} = $id; if (my $edd_dir = $id2edd{$id}) { $hd->{bios_from_edd} = $1 if $edd_dir =~ /int13_dev(.*)/; require partition_table::dos; my $geom = partition_table::dos::geometry_from_edd($hd, $edd_dir); $hd->{geom} = $geom if $geom; } } @hds; } sub get_geometry { my ($dev) = @_; sysopen(my $F, $dev, 0) or return; my $total = c::total_sectors(fileno $F); my $g = ""; my %geom; if (ioctl($F, c::HDIO_GETGEO(), $g)) { @geom{qw(heads sectors cylinders start)} = unpack "CCSL", $g; log::l("HDIO_GETGEO on $dev succeeded: heads=$geom{heads} sectors=$geom{sectors} cylinders=$geom{cylinders} start=$geom{start}"); $geom{totalcylinders} = $geom{cylinders}; #- $geom{cylinders} is no good (only a ushort, that means less than 2^16 => at best 512MB) if ($total) { compute_nb_cylinders(\%geom, $total); } else { $total = $geom{heads} * $geom{sectors} * $geom{cylinders}; } } { totalsectors => $total, if_($geom{heads}, geom => \%geom) }; } sub openit { my ($hd, $o_mode) = @_; my $F; sysopen($F, $hd->{file}, $o_mode || 0) && $F; } sub can_add { my ($hd) = @_; !$_->{size} && !$_->{pt_type} || isExtended($_) and return 1 foreach @{$hd->{primary}{raw}}; 0; } sub raw_removed { my ($_hd, $_raw) = @_; } sub can_raw_add { my ($hd) = @_;


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