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path: root/extras/volume_id/lib/ddf_raid.c
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Diffstat (limited to 'extras/volume_id/lib/ddf_raid.c')
-rw-r--r--extras/volume_id/lib/ddf_raid.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/extras/volume_id/lib/ddf_raid.c b/extras/volume_id/lib/ddf_raid.c
deleted file mode 100644
index 32f20ced49..0000000000
--- a/extras/volume_id/lib/ddf_raid.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * volume_id - reads filesystem label and uuid
- *
- * Copyright (C) 2007 Kay Sievers <kay.sievers@vrfy.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE 1
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-#include <errno.h>
-#include <ctype.h>
-#include <byteswap.h>
-
-#include "libvolume_id.h"
-#include "libvolume_id-private.h"
-
-/* http://www.snia.org/standards/home */
-
-#define DDF_GUID_LENGTH 24
-#define DDF_REV_LENGTH 8
-
-struct ddf_header {
- uint8_t signature[4];
- uint32_t crc;
- uint8_t guid[DDF_GUID_LENGTH];
- uint8_t ddf_rev[DDF_REV_LENGTH];
-} PACKED;
-
-int volume_id_probe_ddf_raid(struct volume_id *id, uint64_t off, uint64_t size)
-{
- uint64_t ddf_off;
- const uint8_t *buf;
- struct ddf_header *ddf;
-
- info("probing at offset 0x%" PRIx64 ", size 0x%" PRIx64 "\n", off, size);
- if (size < 0x30000)
- return -1;
-
- /* header at last sector */
- ddf_off = ((size / 0x200)-1) * 0x200;
- buf = volume_id_get_buffer(id, off + ddf_off, 0x200);
- if (buf == NULL)
- return -1;
- ddf = (struct ddf_header *) buf;
- if (memcmp(ddf->signature, "\x11\xde\x11\xde", 4) == 0) {
- info("header (little endian) found at %" PRIu64 "\n", (off + ddf_off));
- goto found;
- }
- if (memcmp(ddf->signature, "\xde\x11\xde\x11", 4) == 0) {
- info("header (big endian) found at %" PRIu64 "\n", (off + ddf_off));
- goto found;
- }
-
- /* adaptec non-standard header location */
- ddf_off = ((size / 0x200)-257) * 0x200;
- buf = volume_id_get_buffer(id, off + ddf_off, 0x200);
- if (buf == NULL)
- return -1;
- ddf = (struct ddf_header *) buf;
- if (memcmp(ddf->signature, "\x11\xde\x11\xde", 4) == 0) {
- info("header adaptec (little endian) found at %" PRIu64 "\n", (off + ddf_off));
- goto found;
- }
- if (memcmp(ddf->signature, "\xde\x11\xde\x11", 4) == 0) {
- info("header adaptec (big endian) found at %" PRIu64 "\n", (off + ddf_off));
- goto found;
- }
-
- return -1;
-found:
- volume_id_set_uuid(id, ddf->guid, DDF_GUID_LENGTH, UUID_STRING);
- snprintf(id->type_version, DDF_REV_LENGTH + 1, "%s", ddf->ddf_rev);
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "ddf_raid_member";
- return 0;
-}