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* DiscImageChef.Filesystems/FFS.cs:

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Added support for superblock offset in Atari UNIX.

	* DiscImageChef.Filesystems/SysV.cs:
	  Corrected big endian magic.

	* DiscImageChef.Partitions/Atari.cs:
	  Added support for Atari UNIX, MINIX and HFS partitions.
This commit is contained in:
Natalia Portillo
2016-02-10 05:14:49 +00:00
parent 98aacadfe9
commit 657c217f87
5 changed files with 80 additions and 5 deletions
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24
DiscImageChef.Filesystems/FFS.cs
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@@ -104,6 +104,15 @@ namespace DiscImageChef.Plugins
return true;
}
if (imagePlugin.GetSectors() > (partitionStart + sb_start_atari / imagePlugin.GetSectorSize() + sb_size_in_sectors))
{
ufs_sb_sectors = imagePlugin.ReadSectors(partitionStart + (sb_start_atari / imagePlugin.GetSectorSize()), sb_size_in_sectors);
magic = BigEndianBitConverter.ToUInt32(ufs_sb_sectors, 0x055C);
if (magic == UFS_MAGIC || magic == UFS_MAGIC_BW || magic == UFS2_MAGIC || magic == UFS_CIGAM || magic == UFS_BAD_MAGIC)
return true;
}
return false;
}
@@ -166,13 +175,24 @@ namespace DiscImageChef.Plugins
{
ufs_sb_sectors = imagePlugin.ReadSectors(partitionStart + sb_start_piggy * sb_size_in_sectors, sb_size_in_sectors);
magic = BigEndianBitConverter.ToUInt32(ufs_sb_sectors, 0x055C);
if (magic == UFS_MAGIC || magic == UFS_MAGIC_BW || magic == UFS2_MAGIC || magic == UFS_CIGAM || magic == UFS_BAD_MAGIC)
sb_offset = partitionStart + sb_start_piggy * sb_size_in_sectors;
else
magic = 0;
}
if (imagePlugin.GetSectors() > (partitionStart + sb_start_atari / imagePlugin.GetSectorSize() + sb_size_in_sectors) && magic == 0)
{
ufs_sb_sectors = imagePlugin.ReadSectors(partitionStart + sb_start_atari / imagePlugin.GetSectorSize(), sb_size_in_sectors);
magic = BigEndianBitConverter.ToUInt32(ufs_sb_sectors, 0x055C);
if (magic == UFS_MAGIC || magic == UFS_MAGIC_BW || magic == UFS2_MAGIC || magic == UFS_CIGAM || magic == UFS_BAD_MAGIC)
sb_offset = partitionStart + sb_start_atari / imagePlugin.GetSectorSize();
else
magic = 0;
}
if (magic == 0)
{
information = "Not a UFS filesystem, I shouldn't have arrived here!";
@@ -734,6 +754,8 @@ namespace DiscImageChef.Plugins
const ulong sb_start_ufs1 = 1;
// For UFS2, start at offset 65536
const ulong sb_start_ufs2 = 8;
// Atari strange starting for Atari UNIX, in bytes not blocks
const ulong sb_start_atari = 110080;
// For piggy devices (?), start at offset 262144
const ulong sb_start_piggy = 32;