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partitions/ldm: switch to use uuid_t

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And the uuid helpers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Christoph Hellwig 2017-05-17 09:38:37 +02:00
parent 01633fd254
commit 59b9c6291c
2 changed files with 7 additions and 9 deletions
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10
block/partitions/ldm.c
View file

@ -115,7 +115,7 @@ static bool ldm_parse_privhead(const u8 *data, struct privhead *ph)
ldm_error("PRIVHEAD disk size doesn't match real disk size");
return false;
}
if (uuid_be_to_bin(data + 0x0030, (uuid_be *)ph->disk_id)) {
if (uuid_parse(data + 0x0030, &ph->disk_id)) {
ldm_error("PRIVHEAD contains an invalid GUID.");
return false;
}
@ -234,7 +234,7 @@ static bool ldm_compare_privheads (const struct privhead *ph1,
(ph1->logical_disk_size == ph2->logical_disk_size) &&
(ph1->config_start == ph2->config_start) &&
(ph1->config_size == ph2->config_size) &&
!memcmp (ph1->disk_id, ph2->disk_id, GUID_SIZE));
uuid_equal(&ph1->disk_id, &ph2->disk_id));
}
/**
@ -557,7 +557,7 @@ static struct vblk * ldm_get_disk_objid (const struct ldmdb *ldb)
list_for_each (item, &ldb->v_disk) {
struct vblk *v = list_entry (item, struct vblk, list);
if (!memcmp (v->vblk.disk.disk_id, ldb->ph.disk_id, GUID_SIZE))
if (uuid_equal(&v->vblk.disk.disk_id, &ldb->ph.disk_id))
return v;
}
@ -892,7 +892,7 @@ static bool ldm_parse_dsk3 (const u8 *buffer, int buflen, struct vblk *vb)
disk = &vb->vblk.disk;
ldm_get_vstr (buffer + 0x18 + r_diskid, disk->alt_name,
sizeof (disk->alt_name));
if (uuid_be_to_bin(buffer + 0x19 + r_name, (uuid_be *)disk->disk_id))
if (uuid_parse(buffer + 0x19 + r_name, &disk->disk_id))
return false;
return true;
@ -927,7 +927,7 @@ static bool ldm_parse_dsk4 (const u8 *buffer, int buflen, struct vblk *vb)
return false;
disk = &vb->vblk.disk;
memcpy (disk->disk_id, buffer + 0x18 + r_name, GUID_SIZE);
uuid_copy(&disk->disk_id, (uuid_t *)(buffer + 0x18 + r_name));
return true;
}

6
block/partitions/ldm.h
View file

@ -112,8 +112,6 @@ struct frag { /* VBLK Fragment handling */
/* In memory LDM database structures. */
#define GUID_SIZE 16
struct privhead { /* Offsets and sizes are in sectors. */
u16 ver_major;
u16 ver_minor;
@ -121,7 +119,7 @@ struct privhead { /* Offsets and sizes are in sectors. */
u64 logical_disk_size;
u64 config_start;
u64 config_size;
u8 disk_id[GUID_SIZE];
uuid_t disk_id;
};
struct tocblock { /* We have exactly two bitmaps. */
@ -154,7 +152,7 @@ struct vblk_dgrp { /* VBLK Disk Group */
};
struct vblk_disk { /* VBLK Disk */
u8 disk_id[GUID_SIZE];
uuid_t disk_id;
u8 alt_name[128];
};