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volume_id: display hfs[+] 128-bit UUID properly

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Signed-off-by: Sven-Göran Bergh <sgb@systemasis.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Sven-Göran Bergh 2013-01-14 00:37:00 +01:00 committed by Denys Vlasenko
parent a58f7b7d2f
commit 07b419dbcb
3 changed files with 23 additions and 9 deletions
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25
util-linux/volume_id/hfs.c
View File

@ -131,6 +131,27 @@ struct hfsplus_vol_header {
#define HFS_NODE_LEAF 0xff
#define HFSPLUS_POR_CNID 1
static void FAST_FUNC hfs_set_uuid(struct volume_id *id, const uint8_t *hfs_id)
{
#define hfs_id_len 8
md5_ctx_t md5c;
uint8_t uuid[16];
unsigned i;
for (i = 0; i < hfs_id_len; i++)
if (hfs_id[i] != 0)
goto do_md5;
return;
do_md5:
md5_begin(&md5c);
md5_hash(&md5c, "\263\342\17\71\362\222\21\326\227\244\0\60\145\103\354\254", 16);
md5_hash(&md5c, hfs_id, hfs_id_len);
md5_end(&md5c, uuid);
uuid[6] = 0x30 | (uuid[6] & 0x0f);
uuid[8] = 0x80 | (uuid[8] & 0x3f);
volume_id_set_uuid(id, uuid, UUID_DCE);
}
int FAST_FUNC volume_id_probe_hfs_hfsplus(struct volume_id *id /*,uint64_t off*/)
{
uint64_t off = 0;
@ -193,7 +214,7 @@ int FAST_FUNC volume_id_probe_hfs_hfsplus(struct volume_id *id /*,uint64_t off*/
volume_id_set_label_string(id, hfs->label, hfs->label_len) ;
}
volume_id_set_uuid(id, hfs->finder_info.id, UUID_HFS);
hfs_set_uuid(id, hfs->finder_info.id);
// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
IF_FEATURE_BLKID_TYPE(id->type = "hfs";)
@ -207,7 +228,7 @@ int FAST_FUNC volume_id_probe_hfs_hfsplus(struct volume_id *id /*,uint64_t off*/
return -1;
hfsplus:
volume_id_set_uuid(id, hfsplus->finder_info.id, UUID_HFS);
hfs_set_uuid(id, hfsplus->finder_info.id);
blocksize = be32_to_cpu(hfsplus->blocksize);
dbg("blocksize %u", blocksize);

6
util-linux/volume_id/util.c
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@ -142,7 +142,6 @@ void volume_id_set_uuid(struct volume_id *id, const uint8_t *buf, enum uuid_form
count = 4;
break;
case UUID_NTFS:
case UUID_HFS:
count = 8;
break;
case UUID_DCE:
@ -173,11 +172,6 @@ set:
buf[7], buf[6], buf[5], buf[4],
buf[3], buf[2], buf[1], buf[0]);
break;
case UUID_HFS:
sprintf(id->uuid, "%02X%02X%02X%02X%02X%02X%02X%02X",
buf[0], buf[1], buf[2], buf[3],
buf[4], buf[5], buf[6], buf[7]);
break;
case UUID_DCE:
sprintf(id->uuid,
"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",

1
util-linux/volume_id/volume_id_internal.h
View File

@ -141,7 +141,6 @@ enum uuid_format {
UUID_DCE,
UUID_DOS,
UUID_NTFS,
UUID_HFS,
};
enum endian {