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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | /* |
3 | * The proc filesystem constants/structures | |
4 | */ | |
59d8053f DH |
5 | #ifndef _LINUX_PROC_FS_H |
6 | #define _LINUX_PROC_FS_H | |
1da177e4 | 7 | |
59d8053f DH |
8 | #include <linux/types.h> |
9 | #include <linux/fs.h> | |
1da177e4 | 10 | |
59d8053f | 11 | struct proc_dir_entry; |
1da177e4 | 12 | |
1da177e4 LT |
13 | #ifdef CONFIG_PROC_FS |
14 | ||
1da177e4 | 15 | extern void proc_root_init(void); |
59d8053f | 16 | extern void proc_flush_task(struct task_struct *); |
1da177e4 | 17 | |
1da177e4 LT |
18 | extern struct proc_dir_entry *proc_symlink(const char *, |
19 | struct proc_dir_entry *, const char *); | |
59d8053f | 20 | extern struct proc_dir_entry *proc_mkdir(const char *, struct proc_dir_entry *); |
270b5ac2 DH |
21 | extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t, |
22 | struct proc_dir_entry *, void *); | |
59d8053f DH |
23 | extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t, |
24 | struct proc_dir_entry *); | |
f97df70b | 25 | struct proc_dir_entry *proc_create_mount_point(const char *name); |
59d8053f DH |
26 | |
27 | extern struct proc_dir_entry *proc_create_data(const char *, umode_t, | |
28 | struct proc_dir_entry *, | |
29 | const struct file_operations *, | |
30 | void *); | |
31 | ||
855d9765 | 32 | struct proc_dir_entry *proc_create(const char *name, umode_t mode, struct proc_dir_entry *parent, const struct file_operations *proc_fops); |
271a15ea DH |
33 | extern void proc_set_size(struct proc_dir_entry *, loff_t); |
34 | extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t); | |
c30480b9 | 35 | extern void *PDE_DATA(const struct inode *); |
4a520d27 | 36 | extern void *proc_get_parent_data(const struct inode *); |
59d8053f DH |
37 | extern void proc_remove(struct proc_dir_entry *); |
38 | extern void remove_proc_entry(const char *, struct proc_dir_entry *); | |
39 | extern int remove_proc_subtree(const char *, struct proc_dir_entry *); | |
40 | ||
41 | #else /* CONFIG_PROC_FS */ | |
1da177e4 | 42 | |
647f010b AM |
43 | static inline void proc_root_init(void) |
44 | { | |
45 | } | |
46 | ||
60347f67 PE |
47 | static inline void proc_flush_task(struct task_struct *task) |
48 | { | |
49 | } | |
1da177e4 | 50 | |
1da177e4 | 51 | static inline struct proc_dir_entry *proc_symlink(const char *name, |
59d8053f | 52 | struct proc_dir_entry *parent,const char *dest) { return NULL;} |
1da177e4 LT |
53 | static inline struct proc_dir_entry *proc_mkdir(const char *name, |
54 | struct proc_dir_entry *parent) {return NULL;} | |
f97df70b | 55 | static inline struct proc_dir_entry *proc_create_mount_point(const char *name) { return NULL; } |
270b5ac2 DH |
56 | static inline struct proc_dir_entry *proc_mkdir_data(const char *name, |
57 | umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } | |
f12a20fc | 58 | static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, |
d161a13f | 59 | umode_t mode, struct proc_dir_entry *parent) { return NULL; } |
59d8053f DH |
60 | #define proc_create(name, mode, parent, proc_fops) ({NULL;}) |
61 | #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;}) | |
62 | ||
271a15ea DH |
63 | static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {} |
64 | static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {} | |
c30480b9 | 65 | static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;} |
59d8053f | 66 | static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; } |
1da177e4 | 67 | |
59d8053f DH |
68 | static inline void proc_remove(struct proc_dir_entry *de) {} |
69 | #define remove_proc_entry(name, parent) do {} while (0) | |
70 | static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; } | |
9043476f | 71 | |
59d8053f | 72 | #endif /* CONFIG_PROC_FS */ |
1da177e4 | 73 | |
f7790029 JL |
74 | struct net; |
75 | ||
270b5ac2 DH |
76 | static inline struct proc_dir_entry *proc_net_mkdir( |
77 | struct net *net, const char *name, struct proc_dir_entry *parent) | |
78 | { | |
79 | return proc_mkdir_data(name, 0, parent, net); | |
80 | } | |
81 | ||
c62cce2c AV |
82 | struct ns_common; |
83 | int open_related_ns(struct ns_common *ns, | |
84 | struct ns_common *(*get_ns)(struct ns_common *ns)); | |
85 | ||
1da177e4 | 86 | #endif /* _LINUX_PROC_FS_H */ |