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authorbigbiff <bigbiff@teamw.in>2015-01-02 01:44:14 +0100
committerDees Troy <dees_troy@teamw.in>2015-01-05 04:38:42 +0100
commit7b4c7a681cc4c0a53dc8a8baf4853e921cfbf5de (patch)
treefb69cb515cb4ab675d5850684cc402100b7a2a22 /libblkid/nilfs.c
parentcrypto: remove unused libs and clean up makefile (diff)
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Diffstat (limited to '')
-rw-r--r--libblkid/nilfs.c120
1 files changed, 0 insertions, 120 deletions
diff --git a/libblkid/nilfs.c b/libblkid/nilfs.c
deleted file mode 100644
index 1f8f3a69f..000000000
--- a/libblkid/nilfs.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- * Copyright (C) 2010 by Jiro SEKIBA <jir@unicus.jp>
- *
- * This file may be redistributed under the terms of the
- * GNU Lesser General Public License
- */
-#include <stddef.h>
-#include <string.h>
-
-#include "superblocks.h"
-#include "crc32.h"
-
-struct nilfs_super_block {
- uint32_t s_rev_level;
- uint16_t s_minor_rev_level;
- uint16_t s_magic;
-
- uint16_t s_bytes;
-
- uint16_t s_flags;
- uint32_t s_crc_seed;
- uint32_t s_sum;
-
- uint32_t s_log_block_size;
-
- uint64_t s_nsegments;
- uint64_t s_dev_size;
- uint64_t s_first_data_block;
- uint32_t s_blocks_per_segment;
- uint32_t s_r_segments_percentage;
-
- uint64_t s_last_cno;
- uint64_t s_last_pseg;
- uint64_t s_last_seq;
- uint64_t s_free_blocks_count;
-
- uint64_t s_ctime;
-
- uint64_t s_mtime;
- uint64_t s_wtime;
- uint16_t s_mnt_count;
- uint16_t s_max_mnt_count;
- uint16_t s_state;
- uint16_t s_errors;
- uint64_t s_lastcheck;
-
- uint32_t s_checkinterval;
- uint32_t s_creator_os;
- uint16_t s_def_resuid;
- uint16_t s_def_resgid;
- uint32_t s_first_ino;
-
- uint16_t s_inode_size;
- uint16_t s_dat_entry_size;
- uint16_t s_checkpoint_size;
- uint16_t s_segment_usage_size;
-
- uint8_t s_uuid[16];
- char s_volume_name[80];
-
- uint32_t s_c_interval;
- uint32_t s_c_block_max;
- uint32_t s_reserved[192];
-};
-
-/* nilfs2 magic string */
-#define NILFS_SB_MAGIC "\x34\x34"
-/* nilfs2 super block offset */
-#define NILFS_SB_OFF 0x400
-/* nilfs2 super block offset in kB */
-#define NILFS_SB_KBOFF (NILFS_SB_OFF >> 10)
-/* nilfs2 magic string offset within super block */
-#define NILFS_MAG_OFF 6
-
-static int probe_nilfs2(blkid_probe pr, const struct blkid_idmag *mag)
-{
- struct nilfs_super_block *sb;
- static unsigned char sum[4];
- const int sumoff = offsetof(struct nilfs_super_block, s_sum);
- size_t bytes;
- uint32_t crc;
-
- sb = blkid_probe_get_sb(pr, mag, struct nilfs_super_block);
- if (!sb)
- return -1;
-
- bytes = le16_to_cpu(sb->s_bytes);
- crc = crc32(le32_to_cpu(sb->s_crc_seed), (unsigned char *)sb, sumoff);
- crc = crc32(crc, sum, 4);
- crc = crc32(crc, (unsigned char *)sb + sumoff + 4, bytes - sumoff - 4);
-
- if (crc != le32_to_cpu(sb->s_sum))
- return -1;
-
- if (strlen(sb->s_volume_name))
- blkid_probe_set_label(pr, (unsigned char *) sb->s_volume_name,
- sizeof(sb->s_volume_name));
-
- blkid_probe_set_uuid(pr, sb->s_uuid);
- blkid_probe_sprintf_version(pr, "%u", le32_to_cpu(sb->s_rev_level));
-
- return 0;
-}
-
-const struct blkid_idinfo nilfs2_idinfo =
-{
- .name = "nilfs2",
- .usage = BLKID_USAGE_FILESYSTEM,
- .probefunc = probe_nilfs2,
- .magics =
- {
- {
- .magic = NILFS_SB_MAGIC,
- .len = 2,
- .kboff = NILFS_SB_KBOFF,
- .sboff = NILFS_MAG_OFF
- },
- { NULL }
- }
-};