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From a652c80f142411473d14c038e91c24ba81537f5b Mon Sep 17 00:00:00 2001
From: Colin Watson <cjwatson@ubuntu.com>
Date: Fri, 28 Mar 2014 17:09:48 +0000
Subject: Add ZFS support
Last-Update: 2019-10-11
Patch-Name: zfs.patch
---
libparted/fs/Makefile.am | 3 +-
libparted/fs/zfs/zfs.c | 77 ++++++++++++++++++++++++++++++++++++++++
libparted/libparted.c | 4 +++
3 files changed, 83 insertions(+), 1 deletion(-)
create mode 100644 libparted/fs/zfs/zfs.c
diff --git a/libparted/fs/Makefile.am b/libparted/fs/Makefile.am
index 41a60d98..1636d49f 100644
--- a/libparted/fs/Makefile.am
+++ b/libparted/fs/Makefile.am
@@ -52,7 +52,8 @@ libfs_la_SOURCES = \
xfs/platform_defs.h \
xfs/xfs.c \
xfs/xfs_sb.h \
- xfs/xfs_types.h
+ xfs/xfs_types.h \
+ zfs/zfs.c
lib_LTLIBRARIES = libparted-fs-resize.la
diff --git a/libparted/fs/zfs/zfs.c b/libparted/fs/zfs/zfs.c
new file mode 100644
index 00000000..47cd6773
--- /dev/null
+++ b/libparted/fs/zfs/zfs.c
@@ -0,0 +1,77 @@
+/*
+ libparted - a library for manipulating disk partitions
+ Copyright (C) 2000, 2007, 2009-2010 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 <unistd.h>
+
+#define ZFS_SIGNATURE 0x00bab10c
+
+struct zfs_uberblock
+{
+ uint64_t signature;
+ uint64_t version;
+};
+
+static PedGeometry*
+zfs_probe (PedGeometry* geom)
+{
+ struct zfs_uberblock *uber = alloca (geom->dev->sector_size);
+
+ if (!ped_geometry_read (geom, uber, 256, 1))
+ return 0;
+
+ if ((le64toh (uber->signature) == ZFS_SIGNATURE
+ || be64toh (uber->signature) == ZFS_SIGNATURE)
+ && uber->version != 0)
+ return ped_geometry_new (geom->dev, geom->start, geom->length);
+ else
+ return NULL;
+}
+
+static PedFileSystemOps zfs_ops = {
+ probe: zfs_probe,
+};
+
+static PedFileSystemType zfs_type = {
+ next: NULL,
+ ops: &zfs_ops,
+ name: "zfs",
+};
+
+void
+ped_file_system_zfs_init ()
+{
+ ped_file_system_type_register (&zfs_type);
+}
+
+void
+ped_file_system_zfs_done ()
+{
+ ped_file_system_type_unregister (&zfs_type);
+}
diff --git a/libparted/libparted.c b/libparted/libparted.c
index 204ce007..88e7eea2 100644
--- a/libparted/libparted.c
+++ b/libparted/libparted.c
@@ -115,6 +115,7 @@ extern void ped_file_system_ext2_init (void);
extern void ped_file_system_nilfs2_init (void);
extern void ped_file_system_btrfs_init (void);
extern void ped_file_system_udf_init (void);
+extern void ped_file_system_zfs_init (void);
static void
init_file_system_types ()
@@ -133,6 +134,7 @@ init_file_system_types ()
ped_file_system_nilfs2_init ();
ped_file_system_btrfs_init ();
ped_file_system_udf_init ();
+ ped_file_system_zfs_init ();
}
extern void ped_disk_aix_done ();
@@ -200,10 +202,12 @@ extern void ped_file_system_xfs_done (void);
extern void ped_file_system_amiga_done (void);
extern void ped_file_system_btrfs_done (void);
extern void ped_file_system_udf_done (void);
+extern void ped_file_system_zfs_done (void);
static void
done_file_system_types ()
{
+ ped_file_system_zfs_done ();
ped_file_system_nilfs2_done ();
ped_file_system_ext2_done ();
ped_file_system_f2fs_done ();
|
