#include "../util.h"
#include "linux_raid.h"
+struct mdp_super_block {
+ __u32 md_magic;
+ __u32 major_version;
+ __u32 minor_version;
+ __u32 patch_version;
+ __u32 gvalid_words;
+ __u32 set_uuid0;
+ __u32 ctime;
+ __u32 level;
+ __u32 size;
+ __u32 nr_disks;
+ __u32 raid_disks;
+ __u32 md_minor;
+ __u32 not_persistent;
+ __u32 set_uuid1;
+ __u32 set_uuid2;
+ __u32 set_uuid3;
+} __attribute__((packed)) *mdp;
+
#define MD_RESERVED_BYTES 0x10000
#define MD_MAGIC 0xa92b4efc
int volume_id_probe_linux_raid(struct volume_id *id, __u64 off, __u64 size)
{
- struct mdp_super_block {
- __u32 md_magic;
- __u32 major_version;
- __u32 minor_version;
- __u32 patch_version;
- __u32 gvalid_words;
- __u32 set_uuid0;
- __u32 ctime;
- __u32 level;
- __u32 size;
- __u32 nr_disks;
- __u32 raid_disks;
- __u32 md_minor;
- __u32 not_persistent;
- __u32 set_uuid1;
- __u32 set_uuid2;
- __u32 set_uuid3;
- } __attribute__((packed)) *mdp;
-
const __u8 *buf;
__u64 sboff;
__u8 uuid[16];
+ dbg("probing at offset %llu", off);
+
if (size < 0x10000)
return -1;