source: MondoRescue/branches/2.2.9/mindi-busybox/util-linux/volume_id/unused_hpfs.c@ 2725

/*
 * volume_id - reads filesystem label and uuid
 *
 * Copyright (C) 2005 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 hpfs_super {
    uint8_t     magic[4];
    uint8_t     version;
} PACKED;

#define HPFS_SUPERBLOCK_OFFSET          0x2000

int FAST_FUNC volume_id_probe_hpfs(struct volume_id *id, uint64_t off)
{
    struct hpfs_super *hs;

    dbg("probing at offset 0x%llx", (unsigned long long) off);

    hs = volume_id_get_buffer(id, off + HPFS_SUPERBLOCK_OFFSET, 0x200);
    if (hs == NULL)
        return -1;

    if (memcmp(hs->magic, "\x49\xe8\x95\xf9", 4) == 0) {
//      sprintf(id->type_version, "%u", hs->version);
//      volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
//      id->type = "hpfs";
        return 0;
    }

    return -1;
}