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