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udevadm: add --version --help options to man page, hide them as commands
[elogind.git]
/
extras
/
volume_id
/
lib
/
lvm.c
diff --git
a/extras/volume_id/lib/lvm.c
b/extras/volume_id/lib/lvm.c
index 9c83c553078e7cdef830948ccbc338e3cf1f24d7..5dc360f65d8ce5f15cac1d4bc04b2e89c19b2e0e 100644
(file)
--- a/
extras/volume_id/lib/lvm.c
+++ b/
extras/volume_id/lib/lvm.c
@@
-24,6
+24,7
@@
#include <ctype.h>
#include "libvolume_id.h"
#include <ctype.h>
#include "libvolume_id.h"
+#include "libvolume_id-private.h"
#include "util.h"
struct lvm1_super_block {
#include "util.h"
struct lvm1_super_block {
@@
-38,6
+39,11
@@
struct lvm2_super_block {
uint8_t type[8];
} PACKED;
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"
#define LVM1_SB_OFF 0x400
#define LVM1_MAGIC "HM"
@@
-46,7
+52,7
@@
int volume_id_probe_lvm1(struct volume_id *id, uint64_t off, uint64_t size)
const uint8_t *buf;
struct lvm1_super_block *lvm;
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)
buf = volume_id_get_buffer(id, off + LVM1_SB_OFF, 0x800);
if (buf == NULL)
@@
-71,8
+77,9
@@
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;
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)
buf = volume_id_get_buffer(id, off, LVM2LABEL_SCAN_SECTORS * 0x200);
if (buf == NULL)
@@
-89,8
+96,13
@@
int volume_id_probe_lvm2(struct volume_id *id, uint64_t off, uint64_t size)
return -1;
found:
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);
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;
id->type = "LVM2_member";
return 0;