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Diffstat (limited to 'extras/volume_id/lib/linux_swap.c')
-rw-r--r--extras/volume_id/lib/linux_swap.c104
1 files changed, 0 insertions, 104 deletions
diff --git a/extras/volume_id/lib/linux_swap.c b/extras/volume_id/lib/linux_swap.c
deleted file mode 100644
index 53649bdb75..0000000000
--- a/extras/volume_id/lib/linux_swap.c
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * volume_id - reads filesystem label and uuid
- *
- * Copyright (C) 2004 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 "libvolume_id.h"
-#include "libvolume_id-private.h"
-
-struct swap_header_v1_2 {
- uint8_t bootbits[1024];
- uint32_t version;
- uint32_t last_page;
- uint32_t nr_badpages;
- uint8_t uuid[16];
- uint8_t volume_name[16];
-} PACKED;
-
-#define LARGEST_PAGESIZE 0x10000
-
-int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off, uint64_t size)
-{
- const uint8_t *buf;
- unsigned int page;
- struct swap_header_v1_2 *sw;
-
- info("probing at offset 0x%" PRIx64 "\n", off);
-
- /* eek, the swap signature is at the end of the PAGE_SIZE */
- for (page = 0x1000; page <= LARGEST_PAGESIZE; page <<= 1) {
- buf = volume_id_get_buffer(id, off + page-10, 10);
- if (buf == NULL)
- return -1;
-
- if (memcmp(buf, "SWAP-SPACE", 10) == 0) {
- id->type = "swap";
- strcpy(id->type_version, "1");
- goto found;
- }
-
- if (memcmp(buf, "SWAPSPACE2", 10) == 0) {
- id->type = "swap";
- strcpy(id->type_version, "2");
- goto found_label;
- }
-
- if (memcmp(buf, "S1SUSPEND", 9) == 0) {
- id->type = "suspend";
- strcpy(id->type_version, "s1suspend");
- goto found_label;
- }
-
- if (memcmp(buf, "ULSUSPEND", 9) == 0) {
- id->type = "suspend";
- strcpy(id->type_version, "ulsuspend");
- goto found_label;
- }
-
- if (memcmp(buf, "\xed\xc3\x02\xe9\x98\x56\xe5\x0c", 8) == 0) {
- id->type = "suspend";
- strcpy(id->type_version, "tuxonice");
- goto found_label;
- }
- }
- return -1;
-
-found_label:
- sw = (struct swap_header_v1_2 *) volume_id_get_buffer(id, off, sizeof(struct swap_header_v1_2));
- if (sw != NULL) {
- volume_id_set_label_raw(id, sw->volume_name, 16);
- volume_id_set_label_string(id, sw->volume_name, 16);
- volume_id_set_uuid(id, sw->uuid, 0, UUID_DCE);
- }
-
-found:
- volume_id_set_usage(id, VOLUME_ID_OTHER);
- /* we think this is swap, but we make sure no other signatures are found */
- id->force_unique_result = 1;
- return 0;
-}