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1da177e4 LT |
1 | /* |
2 | * fs/cifs/cifsfs.h | |
3 | * | |
297647c2 | 4 | * Copyright (c) International Business Machines Corp., 2002, 2007 |
1da177e4 LT |
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 | * 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 | |
d38d8c74 | 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
1da177e4 LT |
20 | */ |
21 | ||
22 | #ifndef _CIFSFS_H | |
23 | #define _CIFSFS_H | |
24 | ||
25 | #define ROOT_I 2 | |
26 | ||
cc0bad75 JL |
27 | /* |
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 | */ | |
31 | static inline ino_t | |
32 | cifs_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 | ||
e6ab1582 | 40 | extern struct file_system_type cifs_fs_type; |
f5e54d6e CH |
41 | extern const struct address_space_operations cifs_addr_ops; |
42 | extern const struct address_space_operations cifs_addr_ops_smallbuf; | |
1da177e4 | 43 | |
24261fc2 MG |
44 | /* Functions related to super block operations */ |
45 | extern void cifs_sb_active(struct super_block *sb); | |
46 | extern void cifs_sb_deactive(struct super_block *sb); | |
47 | ||
1da177e4 | 48 | /* Functions related to inodes */ |
754661f1 | 49 | extern const struct inode_operations cifs_dir_inode_ops; |
9b6763e0 | 50 | extern struct inode *cifs_root_iget(struct super_block *); |
4acdaf27 | 51 | extern int cifs_create(struct inode *, struct dentry *, umode_t, |
ebfc3b49 | 52 | bool excl); |
d9585277 | 53 | extern int cifs_atomic_open(struct inode *, struct dentry *, |
30d90494 | 54 | struct file *, unsigned, umode_t, |
d9585277 | 55 | int *); |
50c2f753 | 56 | extern struct dentry *cifs_lookup(struct inode *, struct dentry *, |
00cd8dd3 | 57 | unsigned int); |
5f0319a7 | 58 | extern int cifs_unlink(struct inode *dir, struct dentry *dentry); |
1da177e4 | 59 | extern int cifs_hardlink(struct dentry *, struct inode *, struct dentry *); |
1a67aafb | 60 | extern int cifs_mknod(struct inode *, struct dentry *, umode_t, dev_t); |
18bb1db3 | 61 | extern int cifs_mkdir(struct inode *, struct dentry *, umode_t); |
1da177e4 LT |
62 | extern int cifs_rmdir(struct inode *, struct dentry *); |
63 | extern int cifs_rename(struct inode *, struct dentry *, struct inode *, | |
64 | struct dentry *); | |
6feb9891 PS |
65 | extern int cifs_revalidate_file_attr(struct file *filp); |
66 | extern int cifs_revalidate_dentry_attr(struct dentry *); | |
abab095d | 67 | extern int cifs_revalidate_file(struct file *filp); |
df2cf170 | 68 | extern int cifs_revalidate_dentry(struct dentry *); |
6feb9891 | 69 | extern int cifs_invalidate_mapping(struct inode *inode); |
1da177e4 LT |
70 | extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *); |
71 | extern int cifs_setattr(struct dentry *, struct iattr *); | |
72 | ||
754661f1 AV |
73 | extern const struct inode_operations cifs_file_inode_ops; |
74 | extern const struct inode_operations cifs_symlink_inode_ops; | |
6e1d5dcc | 75 | extern const struct inode_operations cifs_dfs_referral_inode_operations; |
6d5ae0de IM |
76 | |
77 | ||
1da177e4 | 78 | /* Functions related to files and directories */ |
4b6f5d20 | 79 | extern const struct file_operations cifs_file_ops; |
d38d8c74 | 80 | extern const struct file_operations cifs_file_direct_ops; /* if directio mnt */ |
8be7e6ba PS |
81 | extern const struct file_operations cifs_file_strict_ops; /* if strictio mnt */ |
82 | extern const struct file_operations cifs_file_nobrl_ops; /* no brlocks */ | |
83 | extern const struct file_operations cifs_file_direct_nobrl_ops; | |
84 | extern const struct file_operations cifs_file_strict_nobrl_ops; | |
1da177e4 LT |
85 | extern int cifs_open(struct inode *inode, struct file *file); |
86 | extern int cifs_close(struct inode *inode, struct file *file); | |
87 | extern int cifs_closedir(struct inode *inode, struct file *file); | |
0b81c1c4 PS |
88 | extern ssize_t cifs_user_readv(struct kiocb *iocb, const struct iovec *iov, |
89 | unsigned long nr_segs, loff_t pos); | |
a70307ee PS |
90 | extern ssize_t cifs_strict_readv(struct kiocb *iocb, const struct iovec *iov, |
91 | unsigned long nr_segs, loff_t pos); | |
0b81c1c4 PS |
92 | extern ssize_t cifs_user_writev(struct kiocb *iocb, const struct iovec *iov, |
93 | unsigned long nr_segs, loff_t pos); | |
72432ffc PS |
94 | extern ssize_t cifs_strict_writev(struct kiocb *iocb, const struct iovec *iov, |
95 | unsigned long nr_segs, loff_t pos); | |
1da177e4 | 96 | extern int cifs_lock(struct file *, int, struct file_lock *); |
02c24a82 JB |
97 | extern int cifs_fsync(struct file *, loff_t, loff_t, int); |
98 | extern int cifs_strict_fsync(struct file *, loff_t, loff_t, int); | |
75e1fcc0 | 99 | extern int cifs_flush(struct file *, fl_owner_t id); |
1da177e4 | 100 | extern int cifs_file_mmap(struct file * , struct vm_area_struct *); |
7a6a19b1 | 101 | extern int cifs_file_strict_mmap(struct file * , struct vm_area_struct *); |
4b6f5d20 | 102 | extern const struct file_operations cifs_dir_ops; |
1da177e4 LT |
103 | extern int cifs_dir_open(struct inode *inode, struct file *file); |
104 | extern int cifs_readdir(struct file *file, void *direntry, filldir_t filldir); | |
1da177e4 LT |
105 | |
106 | /* Functions related to dir entries */ | |
4fd03e84 AV |
107 | extern const struct dentry_operations cifs_dentry_ops; |
108 | extern const struct dentry_operations cifs_ci_dentry_ops; | |
1da177e4 | 109 | |
01c64fea DH |
110 | #ifdef CONFIG_CIFS_DFS_UPCALL |
111 | extern struct vfsmount *cifs_dfs_d_automount(struct path *path); | |
112 | #else | |
113 | #define cifs_dfs_d_automount NULL | |
114 | #endif | |
115 | ||
1da177e4 | 116 | /* Functions related to symlinks */ |
cc314eef | 117 | extern void *cifs_follow_link(struct dentry *direntry, struct nameidata *nd); |
d38d8c74 SF |
118 | extern void cifs_put_link(struct dentry *direntry, |
119 | struct nameidata *nd, void *); | |
120 | extern int cifs_readlink(struct dentry *direntry, char __user *buffer, | |
1da177e4 LT |
121 | int buflen); |
122 | extern int cifs_symlink(struct inode *inode, struct dentry *direntry, | |
123 | const char *symname); | |
124 | extern int cifs_removexattr(struct dentry *, const char *); | |
13cd4b7f | 125 | extern int cifs_setxattr(struct dentry *, const char *, const void *, |
f654bac2 | 126 | size_t, int); |
1da177e4 LT |
127 | extern ssize_t cifs_getxattr(struct dentry *, const char *, void *, size_t); |
128 | extern ssize_t cifs_listxattr(struct dentry *, char *, size_t); | |
f9ddcca4 | 129 | extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); |
297647c2 | 130 | |
f3a6a60e | 131 | #ifdef CONFIG_CIFS_NFSD_EXPORT |
39655164 | 132 | extern const struct export_operations cifs_export_ops; |
f3a6a60e | 133 | #endif /* CONFIG_CIFS_NFSD_EXPORT */ |
297647c2 | 134 | |
5efeb097 | 135 | #define CIFS_VERSION "2.0" |
1da177e4 | 136 | #endif /* _CIFSFS_H */ |