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| author | Sven-Göran Bergh | 2013-01-14 00:37:00 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2013-01-14 00:37:00 +0100 |
| commit | 07b419dbcb34958d0f6050231783bd78f7d0344f (patch) | |
| tree | f3488ec84172a9e69b3ffb2e9e4cecf0b8854e6f /util-linux | |
| parent | a58f7b7d2f73b84638a8e8c14a142d4a03678eeb (diff) | |
| download | busybox-07b419dbcb34958d0f6050231783bd78f7d0344f.zip busybox-07b419dbcb34958d0f6050231783bd78f7d0344f.tar.gz | |
volume_id: display hfs[+] 128-bit UUID properly
Signed-off-by: Sven-Göran Bergh <sgb@systemasis.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux')
| -rw-r--r-- | util-linux/volume_id/hfs.c | 25 | ||||
| -rw-r--r-- | util-linux/volume_id/util.c | 6 | ||||
| -rw-r--r-- | util-linux/volume_id/volume_id_internal.h | 1 |
3 files changed, 23 insertions, 9 deletions
diff --git a/util-linux/volume_id/hfs.c b/util-linux/volume_id/hfs.c index dd5ec24..3d9704d 100644 --- a/util-linux/volume_id/hfs.c +++ b/util-linux/volume_id/hfs.c @@ -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); diff --git a/util-linux/volume_id/util.c b/util-linux/volume_id/util.c index 69e43dd..11ee0d5 100644 --- a/util-linux/volume_id/util.c +++ b/util-linux/volume_id/util.c @@ -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", diff --git a/util-linux/volume_id/volume_id_internal.h b/util-linux/volume_id/volume_id_internal.h index 03dc46f..dd62df3 100644 --- a/util-linux/volume_id/volume_id_internal.h +++ b/util-linux/volume_id/volume_id_internal.h @@ -141,7 +141,6 @@ enum uuid_format { UUID_DCE, UUID_DOS, UUID_NTFS, - UUID_HFS, }; enum endian { |