Adding upstream version 3.6.upstream/3.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 87 insertions, 0 deletions

diff --git a/libparted/fs/xfs/xfs.c b/libparted/fs/xfs/xfs.c
new file mode 100644
index 0000000..f5cf96a
--- /dev/null
+++ b/libparted/fs/xfs/xfs.c
@@ -0,0 +1,87 @@
+/*
+    libparted - a library for manipulating disk partitions
+    Copyright (C) 2001, 2009-2014, 2019-2023 Free Software Foundation, Inc.
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <config.h>
+
+#include <parted/parted.h>
+#include <parted/endian.h>
+
+#if ENABLE_NLS
+#  include <libintl.h>
+#  define _(String) dgettext (PACKAGE, String)
+#else
+#  define _(String) (String)
+#endif /* ENABLE_NLS */
+
+#include <uuid/uuid.h>
+#include "platform_defs.h"
+#include "xfs_types.h"
+#include "xfs_sb.h"
+
+static PedGeometry*
+xfs_probe (PedGeometry* geom)
+{
+	PedSector	block_size;
+	PedSector	block_count;
+	struct xfs_sb	*sb = alloca (geom->dev->sector_size);
+
+	if (geom->length < XFS_SB_DADDR + 1)
+		return NULL;
+	if (!ped_geometry_read (geom, sb, XFS_SB_DADDR, 1))
+		return NULL;
+
+	if (PED_LE32_TO_CPU (sb->sb_magicnum) == XFS_SB_MAGIC) {
+		block_size = PED_LE32_TO_CPU (sb->sb_blocksize) / geom->dev->sector_size;
+		block_count = PED_LE64_TO_CPU (sb->sb_dblocks);
+
+		return ped_geometry_new (geom->dev, geom->start,
+					 block_size * block_count);
+	}
+
+	if (PED_BE32_TO_CPU (sb->sb_magicnum) == XFS_SB_MAGIC) {
+		block_size = PED_BE32_TO_CPU (sb->sb_blocksize) / geom->dev->sector_size;
+		block_count = PED_BE64_TO_CPU (sb->sb_dblocks);
+
+		geom = ped_geometry_new (geom->dev, geom->start,
+					 block_size * block_count);
+		return geom;
+	}
+	return NULL;
+}
+
+static PedFileSystemOps xfs_ops = {
+	probe:		xfs_probe,
+};
+
+static PedFileSystemType xfs_type = {
+	next:	NULL,
+	ops:	&xfs_ops,
+	name:	"xfs",
+};
+
+void
+ped_file_system_xfs_init ()
+{
+	ped_file_system_type_register (&xfs_type);
+}
+
+void
+ped_file_system_xfs_done ()
+{
+	ped_file_system_type_unregister (&xfs_type);
+}