1 files changed, 85 insertions, 0 deletions

diff --git a/kernel/include/linux/proc_fs.h b/kernel/include/linux/proc_fs.h
new file mode 100644
index 000000000..b97bf2ef9
--- /dev/null
+++ b/kernel/include/linux/proc_fs.h
@@ -0,0 +1,85 @@
+/*
+ * The proc filesystem constants/structures
+ */
+#ifndef _LINUX_PROC_FS_H
+#define _LINUX_PROC_FS_H
+
+#include <linux/types.h>
+#include <linux/fs.h>
+
+struct proc_dir_entry;
+
+#ifdef CONFIG_PROC_FS
+
+extern void proc_root_init(void);
+extern void proc_flush_task(struct task_struct *);
+
+extern struct proc_dir_entry *proc_symlink(const char *,
+		struct proc_dir_entry *, const char *);
+extern struct proc_dir_entry *proc_mkdir(const char *, struct proc_dir_entry *);
+extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t,
+					      struct proc_dir_entry *, void *);
+extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t,
+					      struct proc_dir_entry *);
+ 
+extern struct proc_dir_entry *proc_create_data(const char *, umode_t,
+					       struct proc_dir_entry *,
+					       const struct file_operations *,
+					       void *);
+
+static inline struct proc_dir_entry *proc_create(
+	const char *name, umode_t mode, struct proc_dir_entry *parent,
+	const struct file_operations *proc_fops)
+{
+	return proc_create_data(name, mode, parent, proc_fops, NULL);
+}
+
+extern void proc_set_size(struct proc_dir_entry *, loff_t);
+extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t);
+extern void *PDE_DATA(const struct inode *);
+extern void *proc_get_parent_data(const struct inode *);
+extern void proc_remove(struct proc_dir_entry *);
+extern void remove_proc_entry(const char *, struct proc_dir_entry *);
+extern int remove_proc_subtree(const char *, struct proc_dir_entry *);
+
+#else /* CONFIG_PROC_FS */
+
+static inline void proc_root_init(void)
+{
+}
+
+static inline void proc_flush_task(struct task_struct *task)
+{
+}
+
+static inline struct proc_dir_entry *proc_symlink(const char *name,
+		struct proc_dir_entry *parent,const char *dest) { return NULL;}
+static inline struct proc_dir_entry *proc_mkdir(const char *name,
+	struct proc_dir_entry *parent) {return NULL;}
+static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
+	umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
+static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
+	umode_t mode, struct proc_dir_entry *parent) { return NULL; }
+#define proc_create(name, mode, parent, proc_fops) ({NULL;})
+#define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;})
+
+static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
+static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
+static inline void *PDE_DATA(const struct inode *inode) {BUG(); return NULL;}
+static inline void *proc_get_parent_data(const struct inode *inode) { BUG(); return NULL; }
+
+static inline void proc_remove(struct proc_dir_entry *de) {}
+#define remove_proc_entry(name, parent) do {} while (0)
+static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; }
+
+#endif /* CONFIG_PROC_FS */
+
+struct net;
+
+static inline struct proc_dir_entry *proc_net_mkdir(
+	struct net *net, const char *name, struct proc_dir_entry *parent)
+{
+	return proc_mkdir_data(name, 0, parent, net);
+}
+
+#endif /* _LINUX_PROC_FS_H */