Hi, This patch adds fsck_nilfs2.h file with fsck's constant declarations.
With the best regards, Vyacheslav Dubeyko. -- From: Vyacheslav Dubeyko <[email protected]> Subject: [PATCH v4 05/15] nilfs-utils: fsck: add fsck_nilfs2.h file with fsck's constant declarations This patch adds fsck_nilfs2.h file with fsck's constant declarations. Signed-off-by: Vyacheslav Dubeyko <[email protected]> --- include/fsck_nilfs2.h | 148 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 include/fsck_nilfs2.h diff --git a/include/fsck_nilfs2.h b/include/fsck_nilfs2.h new file mode 100644 index 0000000..7be0413 --- /dev/null +++ b/include/fsck_nilfs2.h @@ -0,0 +1,148 @@ +/* + * fsck_nilfs2.h - NILFS fsck declarations + * + * Copyright (C) 2012 Vyacheslav Dubeyko <[email protected]> + * + * This file is part of NILFS. + * + * NILFS 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. + * + * NILFS 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 NILFS; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * Written by Vyacheslav Dubeyko <[email protected]> + */ + +#ifndef FSCK_NILFS2_H +#define FSCK_NILFS2_H + +/* NILFS fsck exit codes. */ +enum fsck_exit_codes { + RETURN_FSCK_OK = 0, + RETURN_FSCK_CORRECTED = 1, + RETURN_FSCK_REBOOT = 2, + RETURN_FSCK_ERRORS_UNCORRECTED = 4, + RETURN_FSCK_OP_ERROR = 8, + RETURN_FSCK_USAGE_ERROR = 16, + EXIT_LIBRARY = 128 +}; /* enum fsck_exit_codes */ + +/* Available modes of fsck working */ +enum available_working_mode { + FSCK_RO_MODE = 0x1, + FSCK_RW_MODE = 0x2, + FSCK_RW_POLICY_MASK = 0x3, +}; /* enum available_working_mode */ + +/* Type of NILFS superblocks */ +enum superblock_type { + PRIMARY_SUPERBLOCK, + SECONDARY_SUPERBLOCK, + SUPERBLOCK_TYPES_NUMBER +}; /* enum superblock_type */ + +/* + * Flags define what should be checked in superblock + * Declaration order is crucial!!! + */ +#define SB_CHECK_FLAGS_MAX_NUM 33 +enum sb_check_flags { +/*WARNING*/ + CHECK_SB_MAGIC = 1ULL << 0, + CHECK_SB_REV_LEVEL = 1ULL << 1, +/*CRITICAL*/ + CHECK_SB_BYTES = 1ULL << 2, + CHECK_SB_CRC = 1ULL << 3, + CHECK_SB_BLOCK_SZ = 1ULL << 4, + CHECK_SB_DEV_SZ = 1ULL << 5, + CHECK_SB_BLOCKS_PER_SEG = 1ULL << 6, + CHECK_SB_NSEGMENTS = 1ULL << 7, + CHECK_SB_FIRST_DATA_BLOCK = 1ULL << 8, + CHECK_SB_R_SEGS_PERCENT = 1ULL << 9, + CHECK_SB_LAST_CNO = 1ULL << 10, + CHECK_SB_LAST_PSEG = 1ULL << 11, + CHECK_SB_LAST_SEQ = 1ULL << 12, + CHECK_SB_FREE_BLKS = 1ULL << 13, + CHECK_SB_STATE = 1ULL << 14, + CHECK_SB_FIRST_INO = 1ULL << 15, + CHECK_SB_INODE_SZ = 1ULL << 16, + CHECK_SB_DAT_ENTRY_SZ = 1ULL << 17, + CHECK_SB_CHECKPOINT_SZ = 1ULL << 18, + CHECK_SB_SEG_USAGE_SZ = 1ULL << 19, +/*MINOR*/ + CHECK_SB_FEATURE = 1ULL << 20, + CHECK_SB_RO_FEATURE = 1ULL << 21, + CHECK_SB_FLAGS = 1ULL << 22, + CHECK_SB_CREATOR_OS = 1ULL << 23, + CHECK_SB_DEF_RES_UID_GID = 1ULL << 24, + CHECK_SB_C_INTERVAL = 1ULL << 25, + CHECK_SB_C_BLOCK_MAX = 1ULL << 26, +/*LOOKS_LIKE_ERROR*/ + CHECK_SB_TIMES = 1ULL << 27, + CHECK_SB_MNT_COUNT = 1ULL << 28, + CHECK_SB_ERRORS = 1ULL << 29, + CHECK_SB_LAST_CHECK = 1ULL << 30, + CHECK_SB_CLEAN_UMOUNT_FLAG = 1ULL << 31, + CHECK_SB_ERRS_DETECTED_FLAG = 1ULL << (SB_CHECK_FLAGS_MAX_NUM - 1), + SB_FULL_CHECK = 0x1FFFFFFFF, +/* Mask for superblock corruption detection (CRITICAL + MINOR) */ + SB_CORRUPTION_MASK = 0x7FFFFFC, +/* Flag should be set after check */ + SB_HAS_CHECKED = 1ULL << 63 +}; /* enum sb_check_flags */ + +/* + * Flags define what should be checked in segment summary header. + * Declaration order is crucial!!! + */ +#define SS_HDR_CHECK_FLAGS_MAX 13 +enum ss_hdr_check_flags { +/*WARNING*/ + CHECK_SS_MAGIC = 1UL << 0, + CHECK_SS_HDR_REV = 1UL << 1, +/*CRITICAL*/ + CHECK_SS_DATASUM = 1UL << 2, + CHECK_SS_SUMSUM = 1UL << 3, + CHECK_SS_BYTES = 1UL << 4, + CHECK_SS_NBLOCKS = 1UL << 5, + CHECK_SS_NEXT = 1UL << 6, + CHECK_SS_NFINFO = 1UL << 7, + CHECK_SS_SUMBYTES = 1UL << 8, +/*MINOR*/ + CHECK_SS_SEQ = 1UL << 9, + CHECK_SS_FLAGS = 1UL << 10, +/*LOOKS_LIKE_ERROR*/ + CHECK_SS_CREATE = 1UL << 11, + CHECK_SS_CNO = 1UL << (SS_HDR_CHECK_FLAGS_MAX - 1), + SS_HEADER_ONLY_CHECK = 0x1EF3, +/* Mask for segment summary header corruption detection */ + SS_HDR_CORRUPTION_MASK = 0x7FC, +/* Flag should be set after check */ +/* |-> datasum was checked */ + SS_DATASUM_HAS_CHECKED = 1UL << 13, +/* |-> sumsum was checked */ + SS_SUMSUM_HAS_CHECKED = 1UL << 14, +/* |-> segment summary header was checked w/o checksums */ + ONLY_SS_HDR_HAS_CHECKED = 1UL << 15 +}; /* enum ss_hdr_check_flags */ + +/* + * Flags define what should be checked on the volume at whole. + * Declaration order is crucial!!! + */ +enum volume_corruption_flags { + SB_CORRUPTION_DETECTED = 1UL << 0, + SEGS_CHAIN_INCONSISTENT = 1UL << 1, + SS_CORRUPTION_DETECTED = 1UL << 2, +}; /* enum segments_chain_check_flags */ + +#endif /* FSCK_NILFS2_H */ -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-nilfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
