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TOMOYO Linux Cross Reference
Linux/include/linux/proc_fs.h

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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_root_init(void)
 48 {
 49 }
 50 
 51 static inline void proc_flush_task(struct task_struct *task)
 52 {
 53 }
 54 
 55 static inline struct proc_dir_entry *proc_symlink(const char *name,
 56                 struct proc_dir_entry *parent,const char *dest) { return NULL;}
 57 static inline struct proc_dir_entry *proc_mkdir(const char *name,
 58         struct proc_dir_entry *parent) {return NULL;}
 59 static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
 60         umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
 61 static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
 62         umode_t mode, struct proc_dir_entry *parent) { return NULL; }
 63 #define proc_create(name, mode, parent, proc_fops) ({NULL;})
 64 #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;})
 65 
 66 static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
 67 static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
 68 static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;}
 69 static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; }
 70 
 71 static inline void proc_remove(struct proc_dir_entry *de) {}
 72 #define remove_proc_entry(name, parent) do {} while (0)
 73 static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; }
 74 
 75 #endif /* CONFIG_PROC_FS */
 76 
 77 struct net;
 78 
 79 static inline struct proc_dir_entry *proc_net_mkdir(
 80         struct net *net, const char *name, struct proc_dir_entry *parent)
 81 {
 82         return proc_mkdir_data(name, 0, parent, net);
 83 }
 84 
 85 #endif /* _LINUX_PROC_FS_H */
 86 

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