64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/*
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* Copyright (C) 1999 by Andries Brouwer
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* Copyright (C) 1999, 2000, 2003 by Theodore Ts'o
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* Copyright (C) 2001 by Andreas Dilger
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* Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
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* Copyright (C) 2008 Karel Zak <kzak@redhat.com>
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*
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* This file may be redistributed under the terms of the
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* GNU Lesser General Public License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <ctype.h>
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#include <stdint.h>
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#include "superblocks.h"
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struct xfs_super_block {
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unsigned char xs_magic[4];
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uint32_t xs_blocksize;
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uint64_t xs_dblocks;
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uint64_t xs_rblocks;
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uint32_t xs_dummy1[2];
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unsigned char xs_uuid[16];
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uint32_t xs_dummy2[15];
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char xs_fname[12];
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uint32_t xs_dummy3[2];
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uint64_t xs_icount;
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uint64_t xs_ifree;
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uint64_t xs_fdblocks;
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} __attribute__((packed));
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static int probe_xfs(blkid_probe pr, const struct blkid_idmag *mag)
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{
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struct xfs_super_block *xs;
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xs = blkid_probe_get_sb(pr, mag, struct xfs_super_block);
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if (!xs)
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return -1;
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if (strlen(xs->xs_fname))
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blkid_probe_set_label(pr, (unsigned char *) xs->xs_fname,
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sizeof(xs->xs_fname));
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blkid_probe_set_uuid(pr, xs->xs_uuid);
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return 0;
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}
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const struct blkid_idinfo xfs_idinfo =
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{
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.name = "xfs",
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.usage = BLKID_USAGE_FILESYSTEM,
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.probefunc = probe_xfs,
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.magics =
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{
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{ .magic = "XFSB", .len = 4 },
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{ NULL }
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}
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};
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