Hi,
This patch adds fsck_nilfs2.h file with fsck's constant declarations.
With the best regards,
Vyacheslav Dubeyko.
--
From: Vyacheslav Dubeyko <slava@xxxxxxxxxxx>
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 <slava@xxxxxxxxxxx>
---
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 <slava@xxxxxxxxxxx>
+ *
+ * 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 <slava@xxxxxxxxxxx>
+ */
+
+#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
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