*
* Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation version 2 of the License.
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE 1
#endif
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <ctype.h>
#include "libvolume_id.h"
-#include "util.h"
+#include "libvolume_id-private.h"
struct lvm1_super_block {
uint8_t id[2];
uint8_t type[8];
} PACKED;
+struct lvm2_pv_header {
+ uint8_t id[32];
+ uint64_t devsize_xl;
+} PACKED;
+
#define LVM1_SB_OFF 0x400
#define LVM1_MAGIC "HM"
-int volume_id_probe_lvm1(struct volume_id *id, uint64_t off)
+int volume_id_probe_lvm1(struct volume_id *id, uint64_t off, uint64_t size)
{
const uint8_t *buf;
struct lvm1_super_block *lvm;
- info("probing at offset 0x%llx", (unsigned long long) off);
+ info("probing at offset 0x%llx\n", (unsigned long long) off);
buf = volume_id_get_buffer(id, off + LVM1_SB_OFF, 0x800);
if (buf == NULL)
#define LVM2_LABEL_ID "LABELONE"
#define LVM2LABEL_SCAN_SECTORS 4
-int volume_id_probe_lvm2(struct volume_id *id, uint64_t off)
+int volume_id_probe_lvm2(struct volume_id *id, uint64_t off, uint64_t size)
{
const uint8_t *buf;
unsigned int soff;
struct lvm2_super_block *lvm;
+ struct lvm2_pv_header *pvhdr;
- dbg("probing at offset 0x%llx", (unsigned long long) off);
+ dbg("probing at offset 0x%llx\n", (unsigned long long) off);
buf = volume_id_get_buffer(id, off, LVM2LABEL_SCAN_SECTORS * 0x200);
if (buf == NULL)
return -1;
found:
+ dbg("found at offset 0x%x (pv hdr offset 0x%x)\n",
+ soff, cpu_to_le32(lvm->offset_xl));
+ soff += cpu_to_le32(lvm->offset_xl);
+ pvhdr = (struct lvm2_pv_header *) &buf[soff];
memcpy(id->type_version, lvm->type, 8);
volume_id_set_usage(id, VOLUME_ID_RAID);
+ volume_id_set_uuid(id, pvhdr->id, 0, UUID_LVM);
id->type = "LVM2_member";
return 0;