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|
--- a/configure.ac
+++ b/configure.ac
@@ -524,6 +524,7 @@ libparted/Makefile
libparted/labels/Makefile
libparted/fs/Makefile
libparted/fs/amiga/Makefile
+libparted/fs/btrfs/Makefile
libparted/fs/ext2/Makefile
libparted/fs/fat/Makefile
libparted/fs/hfs/Makefile
diff --git a/libparted/fs/Makefile.am b/libparted/fs/Makefile.am
index 96a5744..365ba7b 100644
--- a/libparted/fs/Makefile.am
+++ b/libparted/fs/Makefile.am
@@ -3,7 +3,7 @@
#
# This file may be modified and/or distributed without restriction.
-SUBDIRS = amiga ext2 ufs fat ntfs hfs linux_swap xfs jfs reiserfs # bfs
+SUBDIRS = amiga ext2 ufs fat ntfs hfs linux_swap xfs jfs reiserfs btrfs
# bfs
partedincludedir = -I$(top_srcdir)/include
noinst_LTLIBRARIES = libfs.la
diff --git a/libparted/fs/btrfs/Makefile.am b/libparted/fs/btrfs/Makefile.am
new file mode 100644
index 0000000..a9428da
--- /dev/null
+++ b/libparted/fs/btrfs/Makefile.am
@@ -0,0 +1,8 @@
+partedincludedir = -I$(top_srcdir)/include
+
+noinst_LTLIBRARIES = libbtrfs.la
+libbtrfs_la_SOURCES = btrfs.c
+
+INCLUDES = $(partedincludedir) $(INTLINCS)
+
+MAINTAINERCLEANFILES = Makefile.in
diff --git a/libparted/fs/btrfs/btrfs.c b/libparted/fs/btrfs/btrfs.c
new file mode 100644
index 0000000..a79d756
--- /dev/null
+++ b/libparted/fs/btrfs/btrfs.c
@@ -0,0 +1,106 @@
+/*
+ libparted - a library for manipulating disk partitions
+ Copyright (C) 2009 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 BTRFS_BLOCK_SIZES ((int[2]){1024, 0})
+#define BTRFS_SUPER_INFO_SIZE 4096
+#define BTRFS_SUPER_INFO_OFFSET (64 * 1024)
+
+//Should be definitive, as of v0.18
+#define BTRFS_SIGNATURE "_BHRfS_M"
+
+static PedGeometry*
+btrfs_probe (PedGeometry* geom)
+{
+ char buf[BTRFS_SUPER_INFO_SIZE];
+
+ if (!ped_geometry_read (geom, buf,
+ (BTRFS_SUPER_INFO_OFFSET / 512),
+ (BTRFS_SUPER_INFO_SIZE / 512)))
+ return 0;
+
+ if (strncmp (BTRFS_SIGNATURE, buf + 64, strlen (BTRFS_SIGNATURE)) == 0)
+ return ped_geometry_new (geom->dev, geom->start, geom->length);
+ else
+ return NULL;
+}
+
+#ifndef DISCOVER_ONLY
+static int
+btrfs_clobber (PedGeometry* geom)
+{
+ char buf[BTRFS_SUPER_INFO_SIZE];
+
+ memset (buf, 0, BTRFS_SUPER_INFO_SIZE);
+ return ped_geometry_write (geom, buf,
+ (BTRFS_SUPER_INFO_OFFSET / 512),
+ (BTRFS_SUPER_INFO_SIZE / 512));
+}
+#endif /* !DISCOVER_ONLY */
+
+static PedFileSystemOps btrfs_ops = {
+ probe: btrfs_probe,
+#ifndef DISCOVER_ONLY
+ clobber: btrfs_clobber,
+#else
+ clobber: NULL,
+#endif
+ open: NULL,
+ create: NULL,
+ close: NULL,
+ check: NULL,
+ copy: NULL,
+ resize: NULL,
+ get_create_constraint: NULL,
+ get_resize_constraint: NULL,
+ get_copy_constraint: NULL
+};
+
+static PedFileSystemType btrfs_type = {
+ next: NULL,
+ ops: &btrfs_ops,
+ name: "btrfs",
+ block_sizes: BTRFS_BLOCK_SIZES
+};
+
+void
+ped_file_system_btrfs_init ()
+{
+ ped_file_system_type_register (&btrfs_type);
+}
+
+void
+ped_file_system_btrfs_done ()
+{
+ ped_file_system_type_unregister (&btrfs_type);
+}
+
+
--- parted-1.9.0/libparted/libparted.c.old 2009-09-15 22:28:48.588463837 +0200
+++ parted-1.9.0/libparted/libparted.c 2009-09-15 22:30:46.736581923 +0200
@@ -109,6 +109,7 @@
extern void ped_file_system_hfs_init (void);
extern void ped_file_system_fat_init (void);
extern void ped_file_system_ext2_init (void);
+extern void ped_file_system_btrfs_init (void);
static void
init_file_system_types ()
@@ -123,6 +124,7 @@
ped_file_system_hfs_init ();
ped_file_system_fat_init ();
ped_file_system_ext2_init ();
+ ped_file_system_btrfs_init ();
}
#endif /* ENABLE_FS */
@@ -188,6 +190,7 @@
extern void ped_file_system_reiserfs_done (void);
extern void ped_file_system_ufs_done (void);
extern void ped_file_system_xfs_done (void);
+extern void ped_file_system_btrfs_done (void);
extern void ped_file_system_amiga_done (void);
static void
@@ -202,6 +205,7 @@
ped_file_system_reiserfs_done ();
ped_file_system_ufs_done ();
ped_file_system_xfs_done ();
+ ped_file_system_btrfs_done ();
ped_file_system_amiga_done ();
}
#endif /* ENABLE_FS */
--- parted-1.9.0/libparted/fs/Makefile.am.old 2009-09-15 22:41:23.216463981 +0200
+++ parted-1.9.0/libparted/fs/Makefile.am 2009-09-15 22:41:56.460682352 +0200
@@ -23,7 +23,8 @@
linux_swap/liblinuxswap.la \
xfs/libxfs.la \
jfs/libjfs.la \
- reiserfs/libreiserfs.la
+ reiserfs/libreiserfs.la \
+ btrfs/libbtrfs.la
# bfs/libbfs.la
libfs_la_SOURCES =
|
