[thirdparty/xfsprogs-dev.git] / repair / globals.h

/*
 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * 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.
 *
 * This program is distributed in the hope that it would 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, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef _XFS_REPAIR_GLOBAL_H
#define _XFS_REPAIR_GLOBAL_H

#ifndef EXTERN
#define EXTERN extern
#endif

/* useful macros */

#define rounddown(x, y) (((x)/(y))*(y))

/* error flags */

#define XR_OK			0	/* good */
#define XR_BAD_MAGIC		1	/* bad magic number */
#define XR_BAD_BLOCKSIZE	2	/* bad block size */
#define XR_BAD_BLOCKLOG		3	/* bad sb_blocklog field */
#define XR_BAD_VERSION		4	/* bad version number */
#define XR_BAD_INPROGRESS	5	/* in progress set */
#define XR_BAD_FS_SIZE_DATA	6	/* ag sizes, number, fs size mismatch */
#define XR_BAD_INO_SIZE_DATA	7	/* bad inode size or perblock fields */
#define XR_BAD_SECT_SIZE_DATA	8	/* bad sector size info */
#define XR_AGF_GEO_MISMATCH	9	/* agf info conflicts with sb */
#define XR_AGI_GEO_MISMATCH	10	/* agf info conflicts with sb */
#define XR_SB_GEO_MISMATCH	11	/* sb geo conflicts with fs sb geo */
#define XR_EOF			12	/* seeked beyond EOF */
#define XR_BAD_RT_GEO_DATA	13	/* realtime geometry inconsistent */
#define XR_BAD_INO_MAX_PCT	14	/* max % of inodes > 100% */
#define XR_BAD_INO_ALIGN	15	/* bad inode alignment value */
#define XR_INSUFF_SEC_SB	16	/* not enough matching secondary sbs */
#define XR_BAD_SB_UNIT		17	/* bad stripe unit */
#define XR_BAD_SB_WIDTH		18	/* bad stripe width */
#define XR_BAD_SVN		19	/* bad shared version number */
#define XR_BAD_CRC		20	/* Bad CRC */
#define XR_BAD_DIR_SIZE_DATA	21	/* Bad directory geometry */
#define XR_BAD_ERR_CODE		22	/* Bad error code */

/* XFS filesystem (il)legal values */

#define XR_LOG2BSIZE_MIN	9	/* min/max fs blocksize (log2) */
#define XR_LOG2BSIZE_MAX	16	/* 2^XR_* == blocksize */

#define NUM_AGH_SECTS		4	/* # of components in an ag header */

/* global variables for xfs_repair */

/* arguments and argument flag variables */

EXTERN char	*fs_name;		/* name of filesystem */
EXTERN int	verbose;		/* verbose flag, mostly for debugging */


/* for reading stuff in manually (bypassing libsim) */

EXTERN char	*iobuf;			/* large buffer */
EXTERN int	iobuf_size;
EXTERN char	*smallbuf;		/* small (1-4 page) buffer */
EXTERN int	smallbuf_size;
EXTERN int	sbbuf_size;

/* direct I/O info */

EXTERN int	minio_align;		/* min I/O size and alignment */
EXTERN int	mem_align;		/* memory alignment */
EXTERN int	max_iosize;		/* max I/O size */

/* file descriptors */

EXTERN int	fs_fd;			/* filesystem fd */

/* command-line flags */

EXTERN int	verbose;
EXTERN int	no_modify;
EXTERN int	dangerously;		/* live dangerously ... fix ro mount */
EXTERN int	isa_file;
EXTERN int	zap_log;
EXTERN int	dumpcore;		/* abort, not exit on fatal errs */
EXTERN int	force_geo;		/* can set geo on low confidence info */
EXTERN int	assume_xfs;		/* assume we have an xfs fs */
EXTERN char	*log_name;		/* Name of log device */
EXTERN int	log_spec;		/* Log dev specified as option */
EXTERN char	*rt_name;		/* Name of realtime device */
EXTERN int	rt_spec;		/* Realtime dev specified as option */
EXTERN int	convert_lazy_count;	/* Convert lazy-count mode on/off */
EXTERN int	lazy_count;		/* What to set if to if converting */

/* misc status variables */

EXTERN int		primary_sb_modified;
EXTERN int		bad_ino_btree;
EXTERN int		copied_sunit;
EXTERN int		fs_is_dirty;

/* for hunting down the root inode */

EXTERN int		need_root_inode;
EXTERN int		need_root_dotdot;

EXTERN int		need_rbmino;
EXTERN int		need_rsumino;

EXTERN int		lost_quotas;
EXTERN int		have_uquotino;
EXTERN int		have_gquotino;
EXTERN int		have_pquotino;
EXTERN int		lost_uquotino;
EXTERN int		lost_gquotino;
EXTERN int		lost_pquotino;

EXTERN xfs_agino_t	first_prealloc_ino;
EXTERN xfs_agino_t	last_prealloc_ino;
EXTERN xfs_agblock_t	bnobt_root;
EXTERN xfs_agblock_t	bcntbt_root;
EXTERN xfs_agblock_t	inobt_root;

/* configuration vars -- fs geometry dependent */

EXTERN int		inodes_per_block;
EXTERN int		inodes_per_cluster;
EXTERN unsigned int	glob_agcount;
EXTERN int		chunks_pblock;	/* # of 64-ino chunks per allocation */
EXTERN int		max_symlink_blocks;
EXTERN int64_t		fs_max_file_offset;

/* realtime info */

EXTERN xfs_rtword_t	*btmcompute;
EXTERN xfs_suminfo_t	*sumcompute;

/* inode tree records have full or partial backptr fields ? */

EXTERN int		full_ino_ex_data;/*
					  * if 1, use ino_ex_data_t component
					  * of ino_un union, if 0, use
					  * parent_list_t component.  see
					  * incore.h for more details
					  */

#define ORPHANAGE	"lost+found"

/* superblock counters */

EXTERN uint64_t	sb_icount;	/* allocated (made) inodes */
EXTERN uint64_t	sb_ifree;	/* free inodes */
EXTERN uint64_t	sb_fdblocks;	/* free data blocks */
EXTERN uint64_t	sb_frextents;	/* free realtime extents */

/* superblock geometry info */

EXTERN xfs_extlen_t	sb_inoalignmt;
EXTERN uint32_t	sb_unit;
EXTERN uint32_t	sb_width;

struct aglock {
	pthread_mutex_t	lock __attribute__((__aligned__(64)));
};
EXTERN struct aglock	*ag_locks;

EXTERN int		report_interval;
EXTERN uint64_t		*prog_rpt_done;

EXTERN int		ag_stride;
EXTERN int		thread_count;

#endif /* _XFS_REPAIR_GLOBAL_H */
Commit	Line	Data
2bd0ea18	1	/*
da23017d NS	2	* Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
da23017d NS	3	* All Rights Reserved.
dfc130f3	4	*
da23017d NS	5	* This program is free software; you can redistribute it and/or
da23017d NS	6	* modify it under the terms of the GNU General Public License as
2bd0ea18	7	* published by the Free Software Foundation.
dfc130f3	8	*
da23017d NS	9	* This program is distributed in the hope that it would be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
dfc130f3	13	*
da23017d NS	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write the Free Software Foundation,
	16	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
2bd0ea18 NS	17	*/
	18
	19	#ifndef _XFS_REPAIR_GLOBAL_H
	20	#define _XFS_REPAIR_GLOBAL_H
	21
	22	#ifndef EXTERN
	23	#define EXTERN extern
	24	#endif
	25
	26	/* useful macros */
	27
	28	#define rounddown(x, y) (((x)/(y))*(y))
	29
	30	/* error flags */
	31
	32	#define XR_OK 0 /* good */
	33	#define XR_BAD_MAGIC 1 /* bad magic number */
	34	#define XR_BAD_BLOCKSIZE 2 /* bad block size */
	35	#define XR_BAD_BLOCKLOG 3 /* bad sb_blocklog field */
	36	#define XR_BAD_VERSION 4 /* bad version number */
	37	#define XR_BAD_INPROGRESS 5 /* in progress set */
	38	#define XR_BAD_FS_SIZE_DATA 6 /* ag sizes, number, fs size mismatch */
	39	#define XR_BAD_INO_SIZE_DATA 7 /* bad inode size or perblock fields */
	40	#define XR_BAD_SECT_SIZE_DATA 8 /* bad sector size info */
	41	#define XR_AGF_GEO_MISMATCH 9 /* agf info conflicts with sb */
	42	#define XR_AGI_GEO_MISMATCH 10 /* agf info conflicts with sb */
	43	#define XR_SB_GEO_MISMATCH 11 /* sb geo conflicts with fs sb geo */
	44	#define XR_EOF 12 /* seeked beyond EOF */
	45	#define XR_BAD_RT_GEO_DATA 13 /* realtime geometry inconsistent */
	46	#define XR_BAD_INO_MAX_PCT 14 /* max % of inodes > 100% */
	47	#define XR_BAD_INO_ALIGN 15 /* bad inode alignment value */
	48	#define XR_INSUFF_SEC_SB 16 /* not enough matching secondary sbs */
	49	#define XR_BAD_SB_UNIT 17 /* bad stripe unit */
	50	#define XR_BAD_SB_WIDTH 18 /* bad stripe width */
	51	#define XR_BAD_SVN 19 /* bad shared version number */
88f364a9	52	#define XR_BAD_CRC 20 /* Bad CRC */
02b56f87 DW	53	#define XR_BAD_DIR_SIZE_DATA 21 /* Bad directory geometry */
02b56f87 DW	54	#define XR_BAD_ERR_CODE 22 /* Bad error code */
2bd0ea18 NS	55
	56	/* XFS filesystem (il)legal values */
	57
	58	#define XR_LOG2BSIZE_MIN 9 /* min/max fs blocksize (log2) */
	59	#define XR_LOG2BSIZE_MAX 16 /* 2^XR_* == blocksize */
	60
2bd0ea18 NS	61	#define NUM_AGH_SECTS 4 /* # of components in an ag header */
2bd0ea18 NS	62
2bd0ea18 NS	63	/* global variables for xfs_repair */
	64
	65	/* arguments and argument flag variables */
	66
	67	EXTERN char fs_name; / name of filesystem */
	68	EXTERN int verbose; /* verbose flag, mostly for debugging */
	69
	70
	71	/* for reading stuff in manually (bypassing libsim) */
	72
	73	EXTERN char iobuf; / large buffer */
	74	EXTERN int iobuf_size;
	75	EXTERN char smallbuf; / small (1-4 page) buffer */
	76	EXTERN int smallbuf_size;
2bd0ea18 NS	77	EXTERN int sbbuf_size;
	78
	79	/* direct I/O info */
	80
	81	EXTERN int minio_align; /* min I/O size and alignment */
	82	EXTERN int mem_align; /* memory alignment */
	83	EXTERN int max_iosize; /* max I/O size */
	84
	85	/* file descriptors */
	86
	87	EXTERN int fs_fd; /* filesystem fd */
	88
	89	/* command-line flags */
	90
	91	EXTERN int verbose;
	92	EXTERN int no_modify;
32a82561	93	EXTERN int dangerously; /* live dangerously ... fix ro mount */
2bd0ea18	94	EXTERN int isa_file;
d321ceac	95	EXTERN int zap_log;
2bd0ea18	96	EXTERN int dumpcore; /* abort, not exit on fatal errs */
2bd0ea18 NS	97	EXTERN int force_geo; /* can set geo on low confidence info */
2bd0ea18 NS	98	EXTERN int assume_xfs; /* assume we have an xfs fs */
42a564ab ES	99	EXTERN char log_name; / Name of log device */
	100	EXTERN int log_spec; /* Log dev specified as option */
	101	EXTERN char rt_name; / Name of realtime device */
	102	EXTERN int rt_spec; /* Realtime dev specified as option */
4af916f8 BN	103	EXTERN int convert_lazy_count; /* Convert lazy-count mode on/off */
4af916f8 BN	104	EXTERN int lazy_count; /* What to set if to if converting */
2bd0ea18 NS	105
	106	/* misc status variables */
	107
	108	EXTERN int primary_sb_modified;
	109	EXTERN int bad_ino_btree;
6bf4721d	110	EXTERN int copied_sunit;
2bd0ea18 NS	111	EXTERN int fs_is_dirty;
	112
	113	/* for hunting down the root inode */
	114
	115	EXTERN int need_root_inode;
	116	EXTERN int need_root_dotdot;
	117
	118	EXTERN int need_rbmino;
	119	EXTERN int need_rsumino;
	120
	121	EXTERN int lost_quotas;
	122	EXTERN int have_uquotino;
b36eef04	123	EXTERN int have_gquotino;
0340d706	124	EXTERN int have_pquotino;
2bd0ea18	125	EXTERN int lost_uquotino;
b36eef04	126	EXTERN int lost_gquotino;
9b27bdbb	127	EXTERN int lost_pquotino;
2bd0ea18 NS	128
	129	EXTERN xfs_agino_t first_prealloc_ino;
	130	EXTERN xfs_agino_t last_prealloc_ino;
	131	EXTERN xfs_agblock_t bnobt_root;
	132	EXTERN xfs_agblock_t bcntbt_root;
	133	EXTERN xfs_agblock_t inobt_root;
	134
	135	/* configuration vars -- fs geometry dependent */
	136
	137	EXTERN int inodes_per_block;
2556c98b	138	EXTERN int inodes_per_cluster;
2bd0ea18 NS	139	EXTERN unsigned int glob_agcount;
	140	EXTERN int chunks_pblock; /* # of 64-ino chunks per allocation */
	141	EXTERN int max_symlink_blocks;
14f8b681	142	EXTERN int64_t fs_max_file_offset;
2bd0ea18	143
2bd0ea18 NS	144	/* realtime info */
	145
	146	EXTERN xfs_rtword_t *btmcompute;
	147	EXTERN xfs_suminfo_t *sumcompute;
	148
	149	/* inode tree records have full or partial backptr fields ? */
	150
0f012a4c BN	151	EXTERN int full_ino_ex_data;/*
	152	* if 1, use ino_ex_data_t component
	153	* of ino_un union, if 0, use
	154	* parent_list_t component. see
	155	* incore.h for more details
	156	*/
2bd0ea18 NS	157
	158	#define ORPHANAGE "lost+found"
	159
	160	/* superblock counters */
	161
14f8b681 DW	162	EXTERN uint64_t sb_icount; /* allocated (made) inodes */
	163	EXTERN uint64_t sb_ifree; /* free inodes */
	164	EXTERN uint64_t sb_fdblocks; /* free data blocks */
	165	EXTERN uint64_t sb_frextents; /* free realtime extents */
2bd0ea18	166
2bd0ea18 NS	167	/* superblock geometry info */
	168
	169	EXTERN xfs_extlen_t sb_inoalignmt;
14f8b681 DW	170	EXTERN uint32_t sb_unit;
14f8b681 DW	171	EXTERN uint32_t sb_width;
2bd0ea18	172
586f8abf DC	173	struct aglock {
	174	pthread_mutex_t lock __attribute__((__aligned__(64)));
	175	};
	176	EXTERN struct aglock *ag_locks;
2814f3d6	177
14f8b681 DW	178	EXTERN int report_interval;
14f8b681 DW	179	EXTERN uint64_t *prog_rpt_done;
2556c98b	180
add3cb90	181	EXTERN int ag_stride;
2556c98b	182	EXTERN int thread_count;
add3cb90	183
2bd0ea18	184	#endif /* _XFS_REPAIR_GLOBAL_H */