[thirdparty/xfsprogs-dev.git] / mkfs / xfs_mkfs.h

/*
 * Copyright (c) 2000-2001,2004-2005 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_MKFS_H__
#define	__XFS_MKFS_H__

#define XFS_DFL_SB_VERSION_BITS \
                (XFS_SB_VERSION_NLINKBIT | \
                 XFS_SB_VERSION_EXTFLGBIT)

#define XFS_SB_VERSION_MKFS(ia,dia,dir2,log2,attr1,sflag,more) (\
	((ia)||(dia)||(dir2)||(log2)||(attr1)||(sflag)||(more)) ? \
	( XFS_SB_VERSION_4 |						\
		((ia) ? XFS_SB_VERSION_ALIGNBIT : 0) |			\
		((dia) ? XFS_SB_VERSION_DALIGNBIT : 0) |		\
		((dir2) ? XFS_SB_VERSION_DIRV2BIT : 0) |		\
		((log2) ? XFS_SB_VERSION_LOGV2BIT : 0) |		\
		((attr1) ? XFS_SB_VERSION_ATTRBIT : 0) |		\
		((sflag) ? XFS_SB_VERSION_SECTORBIT : 0) |		\
		((more) ? XFS_SB_VERSION_MOREBITSBIT : 0) |		\
	        XFS_DFL_SB_VERSION_BITS |                               \
	0 ) : XFS_SB_VERSION_1 )

#define XFS_SB_VERSION2_MKFS(lazycount, attr2, parent) (\
	((lazycount) ? XFS_SB_VERSION2_LAZYSBCOUNTBIT : 0) |		\
	((attr2) ? XFS_SB_VERSION2_ATTR2BIT : 0) |			\
	((parent) ? XFS_SB_VERSION2_PARENTBIT : 0) |			\
	0 )

#define	XFS_DFL_BLOCKSIZE_LOG	12		/* 4096 byte blocks */
#define	XFS_DINODE_DFL_LOG	8		/* 256 byte inodes */
#define	XFS_MIN_DATA_BLOCKS	100
#define	XFS_MIN_INODE_PERBLOCK	2		/* min inodes per block */
#define	XFS_DFL_IMAXIMUM_PCT	25		/* max % of space for inodes */
#define	XFS_IFLAG_ALIGN		1		/* -i align defaults on */
#define	XFS_MIN_REC_DIRSIZE	12		/* 4096 byte dirblocks (V2) */
#define	XFS_DFL_DIR_VERSION	2		/* default directory version */
#define	XFS_DFL_LOG_SIZE	1000		/* default log size, blocks */
#define	XFS_MIN_LOG_FACTOR	3		/* min log size factor */
#define	XFS_DFL_LOG_FACTOR	16		/* default log size, factor */
						/* with max trans reservation */
#define XFS_MAX_INODE_SIG_BITS	32		/* most significant bits in an
						 * inode number that we'll
						 * accept w/o warnings
						 */

#define XFS_AG_BYTES(bblog)	((long long)BBSIZE << (bblog))
#define	XFS_AG_MIN_BYTES	((XFS_AG_BYTES(15)))	/* 16 MB */
#define XFS_AG_MIN_BLOCKS(blog)	((XFS_AG_BYTES(15)) >> (blog))
#define XFS_AG_MAX_BLOCKS(blog)	((XFS_AG_BYTES(31) - 1) >> (blog))

#define XFS_MAX_AGNUMBER	((xfs_agnumber_t)(NULLAGNUMBER - 1))


/* xfs_mkfs.c */
extern void usage (void);
extern int isdigits (char *str);
extern long long cvtnum (unsigned int blocksize,
			 unsigned int sectorsize, char *s);

/* proto.c */
extern char *setup_proto (char *fname);
extern void parse_proto (xfs_mount_t *mp, struct fsxattr *fsx, char **pp);
extern void res_failed (int err);

/* maxtrres.c */
extern int max_trans_res (int dirversion,
		int sectorlog, int blocklog, int inodelog, int dirblocklog);

#endif	/* __XFS_MKFS_H__ */
Commit	Line	Data
2bd0ea18	1	/*
da23017d NS	2	* Copyright (c) 2000-2001,2004-2005 Silicon Graphics, Inc.
	3	* All Rights Reserved.
	4	*
	5	* This program is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU General Public License as
2bd0ea18	7	* published by the Free Software Foundation.
da23017d NS	8	*
	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.
	13	*
	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	#ifndef __XFS_MKFS_H__
	19	#define __XFS_MKFS_H__
	20
8d537733 NS	21	#define XFS_DFL_SB_VERSION_BITS \
	22	(XFS_SB_VERSION_NLINKBIT \| \
	23	XFS_SB_VERSION_EXTFLGBIT)
	24
	25	#define XFS_SB_VERSION_MKFS(ia,dia,dir2,log2,attr1,sflag,more) (\
	26	((ia)\|\|(dia)\|\|(dir2)\|\|(log2)\|\|(attr1)\|\|(sflag)\|\|(more)) ? \
6e3140c7 NS	27	( XFS_SB_VERSION_4 \| \
	28	((ia) ? XFS_SB_VERSION_ALIGNBIT : 0) \| \
	29	((dia) ? XFS_SB_VERSION_DALIGNBIT : 0) \| \
6e3140c7 NS	30	((dir2) ? XFS_SB_VERSION_DIRV2BIT : 0) \| \
	31	((log2) ? XFS_SB_VERSION_LOGV2BIT : 0) \| \
	32	((attr1) ? XFS_SB_VERSION_ATTRBIT : 0) \| \
	33	((sflag) ? XFS_SB_VERSION_SECTORBIT : 0) \| \
	34	((more) ? XFS_SB_VERSION_MOREBITSBIT : 0) \| \
8d537733	35	XFS_DFL_SB_VERSION_BITS \| \
6e3140c7 NS	36	0 ) : XFS_SB_VERSION_1 )
	37
	38	#define XFS_SB_VERSION2_MKFS(lazycount, attr2, parent) (\
	39	((lazycount) ? XFS_SB_VERSION2_LAZYSBCOUNTBIT : 0) \| \
	40	((attr2) ? XFS_SB_VERSION2_ATTR2BIT : 0) \| \
	41	((parent) ? XFS_SB_VERSION2_PARENTBIT : 0) \| \
	42	0 )
	43
2bd0ea18 NS	44	#define XFS_DFL_BLOCKSIZE_LOG 12 /* 4096 byte blocks */
	45	#define XFS_DINODE_DFL_LOG 8 /* 256 byte inodes */
	46	#define XFS_MIN_DATA_BLOCKS 100
	47	#define XFS_MIN_INODE_PERBLOCK 2 /* min inodes per block */
	48	#define XFS_DFL_IMAXIMUM_PCT 25 /* max % of space for inodes */
	49	#define XFS_IFLAG_ALIGN 1 /* -i align defaults on */
	50	#define XFS_MIN_REC_DIRSIZE 12 /* 4096 byte dirblocks (V2) */
	51	#define XFS_DFL_DIR_VERSION 2 /* default directory version */
	52	#define XFS_DFL_LOG_SIZE 1000 /* default log size, blocks */
	53	#define XFS_MIN_LOG_FACTOR 3 /* min log size factor */
	54	#define XFS_DFL_LOG_FACTOR 16 /* default log size, factor */
	55	/* with max trans reservation */
6e3140c7	56	#define XFS_MAX_INODE_SIG_BITS 32 /* most significant bits in an
8e4b2fda ES	57	* inode number that we'll
	58	* accept w/o warnings
	59	*/
9440d84d	60
33a4da69 NS	61	#define XFS_AG_BYTES(bblog) ((long long)BBSIZE << (bblog))
	62	#define XFS_AG_MIN_BYTES ((XFS_AG_BYTES(15))) /* 16 MB */
	63	#define XFS_AG_MIN_BLOCKS(blog) ((XFS_AG_BYTES(15)) >> (blog))
	64	#define XFS_AG_MAX_BLOCKS(blog) ((XFS_AG_BYTES(31) - 1) >> (blog))
	65
	66	#define XFS_MAX_AGNUMBER ((xfs_agnumber_t)(NULLAGNUMBER - 1))
	67
	68
9440d84d NS	69	/* xfs_mkfs.c */
9440d84d NS	70	extern void usage (void);
9e017777	71	extern int isdigits (char *str);
cb7ba2b0 CH	72	extern long long cvtnum (unsigned int blocksize,
cb7ba2b0 CH	73	unsigned int sectorsize, char *s);
9440d84d NS	74
	75	/* proto.c */
	76	extern char setup_proto (char fname);
9f064b7e	77	extern void parse_proto (xfs_mount_t mp, struct fsxattr fsx, char **pp);
9440d84d NS	78	extern void res_failed (int err);
9440d84d NS	79
6e3140c7	80	/* maxtrres.c */
cfd4ac07 NS	81	extern int max_trans_res (int dirversion,
cfd4ac07 NS	82	int sectorlog, int blocklog, int inodelog, int dirblocklog);
2bd0ea18 NS	83
2bd0ea18 NS	84	#endif /* __XFS_MKFS_H__ */