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- /*
- * volume_id - reads filesystem label and uuid
- *
- * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #include "volume_id_internal.h"
- struct xfs_super_block {
- uint8_t magic[4];
- uint32_t blocksize;
- uint64_t dblocks;
- uint64_t rblocks;
- uint32_t dummy1[2];
- uint8_t uuid[16];
- uint32_t dummy2[15];
- uint8_t fname[12];
- uint32_t dummy3[2];
- uint64_t icount;
- uint64_t ifree;
- uint64_t fdblocks;
- } __attribute__((__packed__));
- int volume_id_probe_xfs(struct volume_id *id, uint64_t off)
- {
- struct xfs_super_block *xs;
- dbg("probing at offset 0x%llx", (unsigned long long) off);
- xs = volume_id_get_buffer(id, off, 0x200);
- if (xs == NULL)
- return -1;
- if (memcmp(xs->magic, "XFSB", 4) != 0)
- return -1;
- // volume_id_set_label_raw(id, xs->fname, 12);
- volume_id_set_label_string(id, xs->fname, 12);
- volume_id_set_uuid(id, xs->uuid, UUID_DCE);
- // volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- // id->type = "xfs";
- return 0;
- }
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