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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * fs/cifs/cifsfs.h
3 *
Steve French297647c2007-10-12 04:11:59 +00004 * Copyright (c) International Business Machines Corp., 2002, 2007
Linus Torvalds1da177e2005-04-16 15:20:36 -07005 * 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 * You should have received a copy of the GNU Lesser General Public License
18 * along with this library; if not, write to the Free Software
Steve Frenchd38d8c72007-06-28 19:44:13 +000019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Linus Torvalds1da177e2005-04-16 15:20:36 -070020 */
21
22#ifndef _CIFSFS_H
23#define _CIFSFS_H
24
25#define ROOT_I 2
26
Jeff Laytoncc0bad72009-06-25 00:56:52 -040027/*
28 * ino_t is 32-bits on 32-bit arch. We have to squash the 64-bit value down
29 * so that it will fit.
30 */
31static inline ino_t
32cifs_uniqueid_to_ino_t(u64 fileid)
33{
34 ino_t ino = (ino_t) fileid;
35 if (sizeof(ino_t) < sizeof(u64))
36 ino ^= fileid >> (sizeof(u64)-sizeof(ino_t)) * 8;
37 return ino;
38}
39
Igor Mammedove6ab1582008-01-11 01:49:48 +000040extern struct file_system_type cifs_fs_type;
Christoph Hellwigf5e54d62006-06-28 04:26:44 -070041extern const struct address_space_operations cifs_addr_ops;
42extern const struct address_space_operations cifs_addr_ops_smallbuf;
Linus Torvalds1da177e2005-04-16 15:20:36 -070043
44/* Functions related to super block operations */
Josef 'Jeff' Sipekee9b6d62007-02-12 00:55:41 -080045/* extern const struct super_operations cifs_super_ops;*/
Linus Torvalds1da177e2005-04-16 15:20:36 -070046extern void cifs_read_inode(struct inode *);
Steve French99ee4db2007-02-27 05:35:17 +000047/*extern void cifs_delete_inode(struct inode *);*/ /* BB not needed yet */
48/* extern void cifs_write_inode(struct inode *); */ /* BB not needed yet */
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
50/* Functions related to inodes */
Arjan van de Ven754661f2007-02-12 00:55:38 -080051extern const struct inode_operations cifs_dir_inode_ops;
Jeff Laytonbd433d42009-05-27 09:37:34 -040052extern struct inode *cifs_root_iget(struct super_block *, unsigned long);
Steve Frenchd38d8c72007-06-28 19:44:13 +000053extern int cifs_create(struct inode *, struct dentry *, int,
Linus Torvalds1da177e2005-04-16 15:20:36 -070054 struct nameidata *);
Steve French50c2f752007-07-13 00:33:32 +000055extern struct dentry *cifs_lookup(struct inode *, struct dentry *,
Linus Torvalds1da177e2005-04-16 15:20:36 -070056 struct nameidata *);
Jeff Layton5f0319a2008-09-16 14:05:16 -040057extern int cifs_unlink(struct inode *dir, struct dentry *dentry);
Linus Torvalds1da177e2005-04-16 15:20:36 -070058extern int cifs_hardlink(struct dentry *, struct inode *, struct dentry *);
59extern int cifs_mknod(struct inode *, struct dentry *, int, dev_t);
60extern int cifs_mkdir(struct inode *, struct dentry *, int);
61extern int cifs_rmdir(struct inode *, struct dentry *);
62extern int cifs_rename(struct inode *, struct dentry *, struct inode *,
63 struct dentry *);
Jeff Laytonabab0952010-02-12 07:44:18 -050064extern int cifs_revalidate_file(struct file *filp);
Jeff Laytondf2cf172010-02-12 07:44:16 -050065extern int cifs_revalidate_dentry(struct dentry *);
Linus Torvalds1da177e2005-04-16 15:20:36 -070066extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
67extern int cifs_setattr(struct dentry *, struct iattr *);
68
Arjan van de Ven754661f2007-02-12 00:55:38 -080069extern const struct inode_operations cifs_file_inode_ops;
70extern const struct inode_operations cifs_symlink_inode_ops;
Alexey Dobriyan6e1d5dc2009-09-21 17:01:11 -070071extern const struct inode_operations cifs_dfs_referral_inode_operations;
Igor Mammedov6d5ae0d2008-01-25 03:28:31 +000072
73
Linus Torvalds1da177e2005-04-16 15:20:36 -070074/* Functions related to files and directories */
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080075extern const struct file_operations cifs_file_ops;
Steve Frenchd38d8c72007-06-28 19:44:13 +000076extern const struct file_operations cifs_file_direct_ops; /* if directio mnt */
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080077extern const struct file_operations cifs_file_nobrl_ops;
Steve Frenchd38d8c72007-06-28 19:44:13 +000078extern const struct file_operations cifs_file_direct_nobrl_ops; /* no brlocks */
Linus Torvalds1da177e2005-04-16 15:20:36 -070079extern int cifs_open(struct inode *inode, struct file *file);
80extern int cifs_close(struct inode *inode, struct file *file);
81extern int cifs_closedir(struct inode *inode, struct file *file);
82extern ssize_t cifs_user_read(struct file *file, char __user *read_data,
Steve French50c2f752007-07-13 00:33:32 +000083 size_t read_size, loff_t *poffset);
Linus Torvalds1da177e2005-04-16 15:20:36 -070084extern ssize_t cifs_user_write(struct file *file, const char __user *write_data,
Steve French50c2f752007-07-13 00:33:32 +000085 size_t write_size, loff_t *poffset);
Linus Torvalds1da177e2005-04-16 15:20:36 -070086extern int cifs_lock(struct file *, int, struct file_lock *);
87extern int cifs_fsync(struct file *, struct dentry *, int);
Miklos Szeredi75e1fcc2006-06-23 02:05:12 -070088extern int cifs_flush(struct file *, fl_owner_t id);
Linus Torvalds1da177e2005-04-16 15:20:36 -070089extern int cifs_file_mmap(struct file * , struct vm_area_struct *);
Arjan van de Ven4b6f5d22006-03-28 01:56:42 -080090extern const struct file_operations cifs_dir_ops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070091extern int cifs_dir_open(struct inode *inode, struct file *file);
92extern int cifs_readdir(struct file *file, void *direntry, filldir_t filldir);
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
94/* Functions related to dir entries */
Al Viro4fd03e82009-02-20 05:57:07 +000095extern const struct dentry_operations cifs_dentry_ops;
96extern const struct dentry_operations cifs_ci_dentry_ops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070097
98/* Functions related to symlinks */
Linus Torvaldscc314ee2005-08-19 18:02:56 -070099extern void *cifs_follow_link(struct dentry *direntry, struct nameidata *nd);
Steve Frenchd38d8c72007-06-28 19:44:13 +0000100extern void cifs_put_link(struct dentry *direntry,
101 struct nameidata *nd, void *);
102extern int cifs_readlink(struct dentry *direntry, char __user *buffer,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700103 int buflen);
104extern int cifs_symlink(struct inode *inode, struct dentry *direntry,
105 const char *symname);
106extern int cifs_removexattr(struct dentry *, const char *);
107extern int cifs_setxattr(struct dentry *, const char *, const void *,
Steve Frenchf654bac2005-04-28 22:41:04 -0700108 size_t, int);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109extern ssize_t cifs_getxattr(struct dentry *, const char *, void *, size_t);
110extern ssize_t cifs_listxattr(struct dentry *, char *, size_t);
Steve Frenchf9ddcca2008-05-15 05:51:55 +0000111extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
Steve French297647c2007-10-12 04:11:59 +0000112
113#ifdef CONFIG_CIFS_EXPERIMENTAL
Christoph Hellwig39655162007-10-21 16:42:17 -0700114extern const struct export_operations cifs_export_ops;
Steve French297647c2007-10-12 04:11:59 +0000115#endif /* EXPERIMENTAL */
116
Steve French6a5fa2362010-01-01 01:28:43 +0000117#define CIFS_VERSION "1.62"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118#endif /* _CIFSFS_H */