[net-next-2.6.git] / fs / cifs / cifs_fs_sb.h

/*
 *   fs/cifs/cifs_fs_sb.h
 *
 *   Copyright (c) International Business Machines  Corp., 2002,2004
 *   Author(s): Steve French (sfrench@us.ibm.com)
 *
 *   This library is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published
 *   by the Free Software Foundation; either version 2.1 of the License, or
 *   (at your option) any later version.
 *
 *   This library 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 Lesser General Public License for more details.
 *
 */
#include <linux/rbtree.h>

#ifndef _CIFS_FS_SB_H
#define _CIFS_FS_SB_H

#include <linux/backing-dev.h>

#define CIFS_MOUNT_NO_PERM      1 /* do not do client vfs_perm check */
#define CIFS_MOUNT_SET_UID      2 /* set current's euid in create etc. */
#define CIFS_MOUNT_SERVER_INUM  4 /* inode numbers from uniqueid from server  */
#define CIFS_MOUNT_DIRECT_IO    8 /* do not write nor read through page cache */
#define CIFS_MOUNT_NO_XATTR     0x10  /* if set - disable xattr support       */
#define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames   */
#define CIFS_MOUNT_POSIX_PATHS  0x40  /* Negotiate posix pathnames if possible*/
#define CIFS_MOUNT_UNX_EMUL     0x80  /* Network compat with SFUnix emulation */
#define CIFS_MOUNT_NO_BRL       0x100 /* No sending byte range locks to srv   */
#define CIFS_MOUNT_CIFS_ACL     0x200 /* send ACL requests to non-POSIX srv   */
#define CIFS_MOUNT_OVERR_UID    0x400 /* override uid returned from server    */
#define CIFS_MOUNT_OVERR_GID    0x800 /* override gid returned from server    */
#define CIFS_MOUNT_DYNPERM      0x1000 /* allow in-memory only mode setting   */
#define CIFS_MOUNT_NOPOSIXBRL   0x2000 /* mandatory not posix byte range lock */
#define CIFS_MOUNT_NOSSYNC      0x4000 /* don't do slow SMBflush on every sync*/
#define CIFS_MOUNT_FSCACHE	0x8000 /* local caching enabled */
#define CIFS_MOUNT_MF_SYMLINKS	0x10000 /* Minshall+French Symlinks enabled */
#define CIFS_MOUNT_MULTIUSER	0x20000 /* multiuser mount */

struct cifs_sb_info {
	struct rb_root tlink_tree;
	spinlock_t tlink_tree_lock;
	struct tcon_link *master_tlink;
	struct nls_table *local_nls;
	unsigned int rsize;
	unsigned int wsize;
	atomic_t active;
	uid_t	mnt_uid;
	gid_t	mnt_gid;
	mode_t	mnt_file_mode;
	mode_t	mnt_dir_mode;
	unsigned int mnt_cifs_flags;
	int	prepathlen;
	char   *prepath; /* relative path under the share to mount to */
#ifdef CONFIG_CIFS_DFS_UPCALL
	char   *mountdata; /* mount options received at mount time */
#endif
	struct backing_dev_info bdi;
	struct delayed_work prune_tlinks;
};
#endif				/* _CIFS_FS_SB_H */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* fs/cifs/cifs_fs_sb.h
	3	*
	4	* Copyright (c) International Business Machines Corp., 2002,2004
	5	* Author(s): Steve French (sfrench@us.ibm.com)
	6	*
	7	* This library is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU Lesser General Public License as published
	9	* by the Free Software Foundation; either version 2.1 of the License, or
	10	* (at your option) any later version.
	11	*
	12	* This library is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
	15	* the GNU Lesser General Public License for more details.
	16	*
	17	*/
b647c35f	18	#include <linux/rbtree.h>
9d002df4	19
1da177e4 LT	20	#ifndef _CIFS_FS_SB_H
	21	#define _CIFS_FS_SB_H
	22
8044f7f4 JA	23	#include <linux/backing-dev.h>
8044f7f4 JA	24
1da177e4	25	#define CIFS_MOUNT_NO_PERM 1 /* do not do client vfs_perm check */
a001e5b5	26	#define CIFS_MOUNT_SET_UID 2 /* set current's euid in create etc. */
13a6e42a	27	#define CIFS_MOUNT_SERVER_INUM 4 /* inode numbers from uniqueid from server */
1da177e4	28	#define CIFS_MOUNT_DIRECT_IO 8 /* do not write nor read through page cache */
4523cc30 SF	29	#define CIFS_MOUNT_NO_XATTR 0x10 /* if set - disable xattr support */
	30	#define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames */
	31	#define CIFS_MOUNT_POSIX_PATHS 0x40 /* Negotiate posix pathnames if possible*/
	32	#define CIFS_MOUNT_UNX_EMUL 0x80 /* Network compat with SFUnix emulation */
	33	#define CIFS_MOUNT_NO_BRL 0x100 /* No sending byte range locks to srv */
	34	#define CIFS_MOUNT_CIFS_ACL 0x200 /* send ACL requests to non-POSIX srv */
	35	#define CIFS_MOUNT_OVERR_UID 0x400 /* override uid returned from server */
	36	#define CIFS_MOUNT_OVERR_GID 0x800 /* override gid returned from server */
13a6e42a SF	37	#define CIFS_MOUNT_DYNPERM 0x1000 /* allow in-memory only mode setting */
13a6e42a SF	38	#define CIFS_MOUNT_NOPOSIXBRL 0x2000 /* mandatory not posix byte range lock */
4717bed6	39	#define CIFS_MOUNT_NOSSYNC 0x4000 /* don't do slow SMBflush on every sync*/
fa1df75d	40	#define CIFS_MOUNT_FSCACHE 0x8000 /* local caching enabled */
1b12b9c1	41	#define CIFS_MOUNT_MF_SYMLINKS 0x10000 /* Minshall+French Symlinks enabled */
6508d904	42	#define CIFS_MOUNT_MULTIUSER 0x20000 /* multiuser mount */
1da177e4 LT	43
1da177e4 LT	44	struct cifs_sb_info {
b647c35f	45	struct rb_root tlink_tree;
9d002df4	46	spinlock_t tlink_tree_lock;
413e661c	47	struct tcon_link *master_tlink;
1da177e4 LT	48	struct nls_table *local_nls;
	49	unsigned int rsize;
	50	unsigned int wsize;
d7c86ff8	51	atomic_t active;
1da177e4 LT	52	uid_t mnt_uid;
	53	gid_t mnt_gid;
	54	mode_t mnt_file_mode;
	55	mode_t mnt_dir_mode;
6508d904	56	unsigned int mnt_cifs_flags;
2fe87f02	57	int prepathlen;
e6ab1582 IM	58	char prepath; / relative path under the share to mount to */
	59	#ifdef CONFIG_CIFS_DFS_UPCALL
	60	char mountdata; / mount options received at mount time */
	61	#endif
8044f7f4	62	struct backing_dev_info bdi;
2de970ff	63	struct delayed_work prune_tlinks;
1da177e4 LT	64	};
1da177e4 LT	65	#endif /* _CIFS_FS_SB_H */