/* * 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 */ //kbuild:### lib-$(CONFIG_FEATURE_VOLUMEID_HPFS) += hpfs.o //config:### config FEATURE_VOLUMEID_HPFS //config:### bool "hpfs filesystem" //config:### default y //config:### depends on VOLUMEID #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; }