diff options
Diffstat (limited to 'extras/volume_id/lib/reiserfs.c')
| -rw-r--r-- | extras/volume_id/lib/reiserfs.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/extras/volume_id/lib/reiserfs.c b/extras/volume_id/lib/reiserfs.c deleted file mode 100644 index cdc46912ab..0000000000 --- a/extras/volume_id/lib/reiserfs.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * volume_id - reads filesystem label and uuid - * - * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org> - * Copyright (C) 2005 Tobias Klauser <tklauser@access.unizh.ch> - * - * 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 reiserfs_super_block { - uint32_t blocks_count; - uint32_t free_blocks; - uint32_t root_block; - uint32_t journal_block; - uint32_t journal_dev; - uint32_t orig_journal_size; - uint32_t dummy2[5]; - uint16_t blocksize; - uint16_t dummy3[3]; - uint8_t magic[12]; - uint32_t dummy4[5]; - uint8_t uuid[16]; - uint8_t label[16]; -} PACKED; - -struct reiser4_super_block { - uint8_t magic[16]; - uint16_t dummy[2]; - uint8_t uuid[16]; - uint8_t label[16]; - uint64_t dummy2; -} PACKED; - -#define REISERFS1_SUPERBLOCK_OFFSET 0x2000 -#define REISERFS_SUPERBLOCK_OFFSET 0x10000 - -int volume_id_probe_reiserfs(struct volume_id *id, uint64_t off, uint64_t size) -{ - struct reiserfs_super_block *rs; - struct reiser4_super_block *rs4; - uint8_t *buf; - - info("probing at offset 0x%" PRIx64 "\n", off); - - buf = volume_id_get_buffer(id, off + REISERFS_SUPERBLOCK_OFFSET, 0x200); - if (buf == NULL) - return -1; - - rs = (struct reiserfs_super_block *) buf; - if (memcmp(rs->magic, "ReIsErFs", 8) == 0) { - strcpy(id->type_version, "3.5"); - id->type = "reiserfs"; - goto found; - } - if (memcmp(rs->magic, "ReIsEr2Fs", 9) == 0) { - strcpy(id->type_version, "3.6"); - id->type = "reiserfs"; - goto found_label; - } - if (memcmp(rs->magic, "ReIsEr3Fs", 9) == 0) { - strcpy(id->type_version, "JR"); - id->type = "reiserfs"; - goto found_label; - } - - rs4 = (struct reiser4_super_block *) buf; - if (memcmp(rs4->magic, "ReIsEr4", 7) == 0) { - strcpy(id->type_version, "4"); - volume_id_set_label_raw(id, rs4->label, 16); - volume_id_set_label_string(id, rs4->label, 16); - volume_id_set_uuid(id, rs4->uuid, 0, UUID_DCE); - id->type = "reiser4"; - goto found; - } - - buf = volume_id_get_buffer(id, off + REISERFS1_SUPERBLOCK_OFFSET, 0x200); - if (buf == NULL) - return -1; - - rs = (struct reiserfs_super_block *) buf; - if (memcmp(rs->magic, "ReIsErFs", 8) == 0) { - strcpy(id->type_version, "3.5"); - id->type = "reiserfs"; - goto found; - } - - return -1; - -found_label: - volume_id_set_label_raw(id, rs->label, 16); - volume_id_set_label_string(id, rs->label, 16); - volume_id_set_uuid(id, rs->uuid, 0, UUID_DCE); - -found: - volume_id_set_usage(id, VOLUME_ID_FILESYSTEM); - - return 0; -} |