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-rw-r--r--perl-install/partition_table/mac.pm398
1 files changed, 0 insertions, 398 deletions
diff --git a/perl-install/partition_table/mac.pm b/perl-install/partition_table/mac.pm
deleted file mode 100644
index 89fb9ceaf..000000000
--- a/perl-install/partition_table/mac.pm
+++ /dev/null
@@ -1,398 +0,0 @@
-package partition_table::mac; # $Id$
-
-use diagnostics;
-#use strict; - fixed other PPC code to comply, but program bails on empty partition table - sbenedict
-use vars qw(@ISA $freepart_device $bootstrap_part $freepart_start $freepart_size $freepart_part $macos_part);
-
-@ISA = qw(partition_table::raw);
-
-use common;
-use partition_table::raw;
-use partition_table;
-use c;
-
-my %typeToDos = (
- "Apple_partition_map" => 0x401,
- "Apple_Bootstrap" => 0x401,
- "Apple_Driver43" => 0x401,
- "Apple_Driver_IOKit" => 0x401,
- "Apple_Patches" => 0x401,
- "Apple_HFS" => 0x402,
- "Apple_UNIX_SVR2" => 0x83,
- "Apple_UNIX_SVR2" => 0x183,
- "Apple_UNIX_SVR2" => 0x283,
- "Apple_UNIX_SVR2" => 0x383,
- "Apple_UNIX_SVR2" => 0x483,
- "Apple_Free" => 0x0,
-);
-my %typeFromDos = reverse %typeToDos;
-
-
-my ($bz_format, $bz_fields) = list2kv(
- n => 'bzSig',
- n => 'bzBlkSize',
- N => 'bzBlkCnt',
- n => 'bzDevType',
- n => 'bzDevID',
- N => 'bzReserved',
- n => 'bzDrvrCnt',
-);
-$bz_format = join '', @$bz_format;
-
-
-my ($dd_format, $dd_fields) = list2kv(
- N => 'ddBlock',
- n => 'ddSize',
- n => 'ddType',
-);
-$dd_format = join '', @$dd_format;
-
-
-my ($p_format, $p_fields) = list2kv(
- n => 'pSig',
- n => 'pSigPad',
- N => 'pMapEntry',
- N => 'pPBlockStart',
- N => 'pPBlocks',
-
- a32 => 'pName',
- a32 => 'pType',
-
- N => 'pLBlockStart',
- N => 'pLBlocks',
- N => 'pFlags',
- N => 'pBootBlock',
- N => 'pBootBytes',
-
- N => 'pAddrs1',
- N => 'pAddrs2',
- N => 'pAddrs3',
- N => 'pAddrs4',
- N => 'pChecksum',
-
- a16 => 'pProcID',
- a128 => 'pBootArgs',
- a248 => 'pReserved',
-);
-$p_format = join '', @$p_format;
-
-my $magic = 0x4552;
-my $pmagic = 0x504D;
-
-sub first_usable_sector { 1 }
-
-sub adjustStart($$) {
- my ($hd, $part) = @_;
- my $end = $part->{start} + $part->{size};
- my $partmap_end = $hd->{primary}{raw}[0]{size};
-
- if ($part->{start} <= $partmap_end) {
- $part->{start} = $partmap_end + 1;
- $part->{size} = $end - $part->{start};
- }
-}
-
-sub adjustEnd($$) {
- my ($hd, $part) = @_;
-}
-
-sub read($$) {
- my ($hd, $sector) = @_;
- my $tmp;
-
- local *F; partition_table::raw::openit($hd, *F) or die "failed to open device";
- c::lseek_sector(fileno(F), $sector, 0) or die "reading of partition in sector $sector failed";
-
- sysread F, $tmp, psizeof($bz_format) or die "error while reading bz \(Block Zero\) in sector $sector";
- my %info; @info{@$bz_fields} = unpack $bz_format, $tmp;
- my $i;
-
- foreach $i (0 .. $info{bzDrvrCnt}-1) {
- sysread F, $tmp, psizeof($dd_format) or die "error while reading driver data in sector $sector";
- my %dd; @dd{@$dd_fields} = unpack $dd_format, $tmp;
- push @{$info{ddMap}}, \%dd;
- }
-
- #- check magic number
- $info{bzSig} == $magic or die "bad magic number on disk $hd->{device}";
-
- my $numparts;
- c::lseek_sector(fileno(F), $sector, 516) or die "reading of partition in sector $sector failed";
- sysread F, $tmp, 4 or die "error while reading partition info in sector $sector";
- $numparts = unpack "N", $tmp;
-
- my $partmapsize;
- c::lseek_sector(fileno(F), $sector, 524) or die "reading of partition in sector $sector failed";
- sysread F, $tmp, 4 or die "error while reading partition info in sector $sector";
- $partmapsize = ((unpack "N", $tmp) * $info{bzBlkSize}) / psizeof($p_format);
-
- c::lseek_sector(fileno(F), $sector, 512) or die "reading of partition in sector $sector failed";
-
- my @pt;
- for ($i=0;$i<$partmapsize;$i++) {
- my $part;
- sysread F, $part, psizeof($p_format) or die "error while reading partition info in sector $sector";
-
- push @pt, map {
- my %h; @h{@$p_fields} = unpack $p_format, $part;
- if ($i < $numparts && $h{pSig} eq $pmagic) {
-
- $h{size} = ($h{pPBlocks} * $info{bzBlkSize}) / 512;
- $h{start} = ($h{pPBlockStart} * $info{bzBlkSize}) / 512;
-
- if ($h{pType} =~ /^Apple_UNIX_SVR2/i) {
- $h{pName} =~ /swap/i ? ($h{type} = 0x82) : ($h{type} = 0x83);
- } elsif ($h{pType} =~ /^Apple_Free/i) {
- #- need to locate a 1MB partition to setup a bootstrap on
- if (defined $freepart_start && $freepart_size >= 1) {
- #- already found a suitable partition
- } else {
- $freepart_start = $h{start};
- $freepart_size = $h{size}/2048;
- $freepart_device = $hd;
- $freepart_part = "/dev/" . $hd->{device} . ($i+1);
- log::l("free apple partition found on drive /dev/$freepart_device->{device}, block $freepart_start, size $freepart_size");
- }
- $h{type} = 0x0;
- $h{pName} = 'Extra';
- } elsif ($h{pType} =~ /^Apple_HFS/i) {
- $h{type} = 0x402;
- if (defined $macos_part) {
- #- swag at identifying MacOS - 1st HFS partition
- } else {
- $macos_part = "/dev/" . $hd->{device} . ($i+1);
- log::l("found MacOS at partition $macos_part");
- }
- } elsif ($h{pType} =~ /^Apple_Partition_Map/i) {
- $h{type} = 0x401;
- $h{isMap} = 1;
- } elsif ($h{pType} =~ /^Apple_Bootstrap/i) {
- $h{type} = 0x401;
- $h{isBoot} = 1;
- if (defined $bootstrap_part) {
- #found a bootstrap already - use it, but log the find
- log::l("found another apple bootstrap at partition /dev/$hd->{device}" . ($i+1));
- } else {
- $bootstrap_part = "/dev/" . $hd->{device} . ($i+1);
- log::l("found apple bootstrap at partition $bootstrap_part");
- }
- } else {
- $h{type} = 0x401;
- $h{isDriver} = 1;
- };
-
- # Let's see if this partition is a driver.
- foreach (@{$info{ddMap}}) {
- $_->{ddBlock} == $h{pPBlockStart} and $h{isDriver} = 1;
- }
-
- }
- \%h;
- } [ $part ];
- };
-
- [ @pt ], \%info;
-}
-
-sub write($$$;$) {
- my ($hd, $sector, $pt, $info) = @_;
-
- #- handle testing for writing partition table on file only!
- local *F;
- if ($::testing) {
- my $file = "/tmp/partition_table_$hd->{device}";
- open F, ">$file" or die "error opening test file $file";
- } else {
- partition_table::raw::openit($hd, *F, 2) or die "error opening device $hd->{device} for writing";
- c::lseek_sector(fileno(F), $sector, 0) or return 0;
- }
-
- # Find the partition map.
- my @partstowrite;
- my $part = $pt->[0];
- (defined $part->{isMap}) or die "the first partition is not the partition map";
- push @partstowrite, $part;
-
- # Now go thru the partitions, sort and fill gaps.
- my $last;
- while ($part) {
- $last = $part;
- $part = &partition_table::next($hd, $part);
- $part or last;
-
- if ($last->{start} + $last->{size} < $part->{start}) {
- #There is a gap between partitions. Fill it and move on.
- push @partstowrite, {
- type => 0x0,
- start => $last->{start} + $last->{size},
- size => $part->{start} - ($last->{start} + $last->{size}),
- };
- }
- push @partstowrite, $part;
- };
-
- # now, fill a gap at the end if there is one.
- if ($last->{start} + $last->{size} < $hd->{totalsectors}) {
- push @partstowrite, {
- type => 0x0,
- start => $last->{start} + $last->{size},
- size => $hd->{totalsectors} - ($last->{start} + $last->{size}),
- };
- }
-
- # Since we didn't create any new drivers, let's try and match up our driver records with out partitons and see if any are missing.
- $info->{bzDrvrCnt} = 0;
- my @ddstowrite;
- my $dd;
- foreach $dd (@{$info->{ddMap}}) {
- foreach (@partstowrite) {
- if ($dd->{ddBlock} == $_->{pPBlockStart}) {
- push @ddstowrite, $dd;
- $info->{bzDrvrCnt}++;
- last;
- }
- }
- }
-
- # Now let's write our first block.
- syswrite F, pack($bz_format, @$info{@$bz_fields}), psizeof($bz_format) or return 0;
-
- # ...and now the driver information.
- foreach (@ddstowrite) {
- syswrite F, pack($dd_format, @$_{@$dd_fields}), psizeof($dd_format) or return 0;
- }
- # zero the rest of the data in the first block.
- foreach ( 1 .. (494 - ((@ddstowrite) * 8))) {
- syswrite F, "\0", 1 or return 0;
- }
- #c::lseek_sector(fileno(F), $sector, 512) or return 0;
- # Now, we iterate thru the partstowrite and write them.
- foreach (@partstowrite) {
- if (!defined $_->{pSig}) {
- # The values we need to write to disk are not defined. Let's make them up.
- $_->{pSig} = $pmagic;
- $_->{pSigPad} = 0;
- $_->{pPBlockStart} = ($_->{start} * 512) / $info->{bzBlkSize};
- $_->{pPBlocks} = ($_->{size} * 512) / $info->{bzBlkSize};
- $_->{pLBlockStart} = 0;
- $_->{pLBlocks} = $_->{pPBlocks};
- $_->{pBootBlock} = 0;
- $_->{pBootBytes} = 0;
- $_->{pAddrs1} = 0;
- $_->{pAddrs2} = 0;
- $_->{pAddrs3} = 0;
- $_->{pAddrs4} = 0;
- $_->{pChecksum} = 0;
- $_->{pProcID} = "\0";
- $_->{pBootArgs} = "\0";
- $_->{pReserved} = "\0";
-
- if ($_->{type} == 0x402) {
- $_->{pType} = "Apple_HFS";
- $_->{pName} = "MacOS";
- $_->{pFlags} = 0x4000037F;
- } elsif ($_->{type} == 0x401 && $_->{start} == 1) {
- $_->{pType} = "Apple_Partition_Map";
- $_->{pName} = "Apple";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x401) {
- $_->{pType} = "Apple_Bootstrap";
- $_->{pName} = "bootstrap";
- $_->{pFlags} = 0x33;
- $_->{isBoot} = 1;
- log::l("writing a bootstrap at /dev/$_->{device}");
- $install_steps_interactive::new_bootstrap = 1 if !(defined $partition_table::mac::bootstrap_part);
- $bootstrap_part = "/dev/" . $_->{device};
- } elsif ($_->{type} == 0x82) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "swap";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x83) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "Linux Native";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x183) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "Linux ReiserFS";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x283) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "Linux XFS";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x383) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "Linux JFS";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x483) {
- $_->{pType} = "Apple_UNIX_SVR2";
- $_->{pName} = "Linux ext3";
- $_->{pFlags} = 0x33;
- } elsif ($_->{type} == 0x0) {
- $_->{pType} = "Apple_Free";
- $_->{pName} = "Extra";
- $_->{pFlags} = 0x31;
- }
- };
- $_->{pMapEntry} = @partstowrite;
- syswrite F, pack($p_format, @$_{@$p_fields}), psizeof($p_format) or return 0;
- }
-
- common::sync();
-
- 1;
-}
-
-sub info {
- my ($hd) = @_;
-
- # - Build the first block of the drive.
-
- my $info = {
- bzSig => $magic,
- bzBlkSize => 512,
- bzBlkCnt => $hd->{totalsectors},
- bzDevType => 0,
- bzDevID => 0,
- bzReserved => 0,
- bzDrvrCnt => 0,
- };
-
- $info;
-}
-
-sub clear_raw {
- my ($hd) = @_;
- my @oldraw = @{$hd->{primary}{raw}};
- my $pt = { raw => [ ({}) x 63 ], info => info($hd) };
-
- #- handle special case for partition 1 which is the partition map.
- $pt->{raw}[0] = {
- type => 0x401,
- start => 1,
- size => 63,
- isMap => 1,
- };
-# $pt->{raw}[1] = {
-# type => 0x0,
-# start => 64,
-# size => $hd->{totalsectors} - 64,
-# isMap => 0,
-# };
- push @{$pt->{normal}}, $pt->{raw}[0];
-# push @{$pt->{normal}}, $pt->{raw}[1];
-
- #- Recover any Apple Drivers, if any.
- my $i = 1;
- foreach (@oldraw) {
- if (defined $_->{isDriver}) {
- $pt->{raw}[$i] = $_;
- push @{$pt->{normal}}, $pt->{raw}[$i];
- $i++;
- }
- };
- @{$pt->{info}{ddMap}} = @{$hd->{primary}{info}{ddMap}};
-
- $pt;
-}
-
-1;
generated by cgit v1.2.1 (git 2.21.0) at 2024-05-04 05:49:30 +0000