2 * The proc filesystem constants/structures
4 #ifndef _LINUX_PROC_FS_H
5 #define _LINUX_PROC_FS_H
7 #include <linux/types.h>
10 struct proc_dir_entry;
14 extern void proc_root_init(void);
15 extern void proc_flush_task(struct task_struct *);
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 struct proc_dir_entry *proc_create_mount_point(const char *name);
26 extern struct proc_dir_entry *proc_create_data(const char *, umode_t,
27 struct proc_dir_entry *,
28 const struct file_operations *,
31 static inline struct proc_dir_entry *proc_create(
32 const char *name, umode_t mode, struct proc_dir_entry *parent,
33 const struct file_operations *proc_fops)
35 return proc_create_data(name, mode, parent, proc_fops, NULL);
38 extern void proc_set_size(struct proc_dir_entry *, loff_t);
39 extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t);
40 extern void *PDE_DATA(const struct inode *);
41 extern void *proc_get_parent_data(const struct inode *);
42 extern void proc_remove(struct proc_dir_entry *);
43 extern void remove_proc_entry(const char *, struct proc_dir_entry *);
44 extern int remove_proc_subtree(const char *, struct proc_dir_entry *);
46 #else /* CONFIG_PROC_FS */
48 static inline void proc_root_init(void)
52 static inline void proc_flush_task(struct task_struct *task)
56 static inline struct proc_dir_entry *proc_symlink(const char *name,
57 struct proc_dir_entry *parent,const char *dest) { return NULL;}
58 static inline struct proc_dir_entry *proc_mkdir(const char *name,
59 struct proc_dir_entry *parent) {return NULL;}
60 static inline struct proc_dir_entry *proc_create_mount_point(const char *name) { return NULL; }
61 static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
62 umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
63 static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
64 umode_t mode, struct proc_dir_entry *parent) { return NULL; }
65 #define proc_create(name, mode, parent, proc_fops) ({NULL;})
66 #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;})
68 static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
69 static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
70 static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;}
71 static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; }
73 static inline void proc_remove(struct proc_dir_entry *de) {}
74 #define remove_proc_entry(name, parent) do {} while (0)
75 static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; }
77 #endif /* CONFIG_PROC_FS */
81 static inline struct proc_dir_entry *proc_net_mkdir(
82 struct net *net, const char *name, struct proc_dir_entry *parent)
84 return proc_mkdir_data(name, 0, parent, net);
88 int open_related_ns(struct ns_common *ns,
89 struct ns_common *(*get_ns)(struct ns_common *ns));
91 #endif /* _LINUX_PROC_FS_H */