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1 | /* |
2 | * The proc filesystem constants/structures |
3 | */ |
4 | #ifndef _LINUX_PROC_FS_H |
5 | #define _LINUX_PROC_FS_H |
6 | |
7 | #include <linux/types.h> |
8 | #include <linux/fs.h> |
9 | |
10 | struct proc_dir_entry; |
11 | |
12 | #ifdef CONFIG_PROC_FS |
13 | |
14 | extern void proc_root_init(void); |
15 | extern void proc_flush_task(struct task_struct *); |
16 | |
17 | extern struct proc_dir_entry *proc_symlink(const char *, |
18 | struct proc_dir_entry *, const char *); |
19 | extern struct proc_dir_entry *proc_mkdir(const char *, struct proc_dir_entry *); |
20 | extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t, |
21 | struct proc_dir_entry *, void *); |
22 | extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t, |
23 | struct proc_dir_entry *); |
24 | |
25 | extern struct proc_dir_entry *proc_create_data(const char *, umode_t, |
26 | struct proc_dir_entry *, |
27 | const struct file_operations *, |
28 | void *); |
29 | |
30 | static inline struct proc_dir_entry *proc_create( |
31 | const char *name, umode_t mode, struct proc_dir_entry *parent, |
32 | const struct file_operations *proc_fops) |
33 | { |
34 | return proc_create_data(name, mode, parent, proc_fops, NULL); |
35 | } |
36 | |
37 | extern void proc_set_size(struct proc_dir_entry *, loff_t); |
38 | extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t); |
39 | extern void *PDE_DATA(const struct inode *); |
40 | extern void *proc_get_parent_data(const struct inode *); |
41 | extern void proc_remove(struct proc_dir_entry *); |
42 | extern void remove_proc_entry(const char *, struct proc_dir_entry *); |
43 | extern int remove_proc_subtree(const char *, struct proc_dir_entry *); |
44 | |
45 | #else /* CONFIG_PROC_FS */ |
46 | |
47 | static inline void proc_flush_task(struct task_struct *task) |
48 | { |
49 | } |
50 | |
51 | static inline struct proc_dir_entry *proc_symlink(const char *name, |
52 | struct proc_dir_entry *parent,const char *dest) { return NULL;} |
53 | static inline struct proc_dir_entry *proc_mkdir(const char *name, |
54 | struct proc_dir_entry *parent) {return NULL;} |
55 | static inline struct proc_dir_entry *proc_mkdir_data(const char *name, |
56 | umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } |
57 | static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, |
58 | umode_t mode, struct proc_dir_entry *parent) { return NULL; } |
59 | #define proc_create(name, mode, parent, proc_fops) ({NULL;}) |
60 | #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;}) |
61 | |
62 | static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {} |
63 | static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {} |
64 | static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;} |
65 | static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; } |
66 | |
67 | static inline void proc_remove(struct proc_dir_entry *de) {} |
68 | #define remove_proc_entry(name, parent) do {} while (0) |
69 | static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; } |
70 | |
71 | #endif /* CONFIG_PROC_FS */ |
72 | |
73 | static inline struct proc_dir_entry *proc_net_mkdir( |
74 | struct net *net, const char *name, struct proc_dir_entry *parent) |
75 | { |
76 | return proc_mkdir_data(name, 0, parent, net); |
77 | } |
78 | |
79 | #endif /* _LINUX_PROC_FS_H */ |
80 |
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