http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/proc_fs.h

#ifndef _LINUX_PROC_FS_H #define _LINUX_PROC_FS_H #include <linux/config.h> #include <linux/slab.h> #include <linux/fs.h> #include <asm/atomic.h> /* * The proc filesystem constants/structures */ /* * Offset of the first process in the /proc root directory.. */ #define FIRST_PROCESS_ENTRY 256 /* * We always define these enumerators */ enum { PROC_ROOT_INO = 1, }; #define PROC_SUPER_MAGIC 0x9fa0 /* * This is not completely implemented yet. The idea is to * create an in-memory tree (like the actual /proc filesystem * tree) of these proc_dir_entries, so that we can dynamically * add new files to /proc. * * The "next" pointer creates a linked list of one /proc directory, * while parent/subdir create the directory structure (every * /proc file has a parent, but "subdir" is NULL for all * non-directory entries). * * "get_info" is called at "read", while "owner" is used to protect module * from unloading while proc_dir_entry is in use */ typedef int (read_proc_t)(char *page, char **start, off_t off, int count, int *eof, void *data); typedef int (write_proc_t)(struct file *file, const char __user *buffer, unsigned long count, void *data); typedef int (get_info_t)(char *, char **, off_t, int); struct proc_dir_entry { unsigned int low_ino; unsigned short namelen; const char *name; mode_t mode; nlink_t nlink; uid_t uid; gid_t gid; unsigned long size; struct inode_operations * proc_iops; struct file_operations * proc_fops; get_info_t *get_info; struct module *owner; struct proc_dir_entry *next, *parent, *subdir; void *data; read_proc_t *read_proc; write_proc_t *write_proc; atomic_t count; /* use count */ int deleted; /* delete flag */ void *set; }; struct kcore_list { struct kcore_list *next; unsigned long addr; size_t size; }; struct vmcore { struct list_head list; unsigned long long paddr; unsigned long size; loff_t offset; }; #ifdef CONFIG_PROC_FS extern struct proc_dir_entry proc_root; extern struct proc_dir_entry *proc_root_fs; extern struct proc_dir_entry *proc_net; extern struct proc_dir_entry *proc_net_stat; extern struct proc_dir_entry *proc_bus; extern struct proc_dir_entry *proc_root_driver; extern struct proc_dir_entry *proc_root_kcore; extern void proc_root_init(void); extern void proc_misc_init(void); struct mm_struct; struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *); struct dentry *proc_pid_unhash(struct task_struct *p); void proc_pid_flush(struct dentry *proc_dentry); int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir); unsigned long task_vsize(struct mm_struct *); int task_statm(struct mm_struct *, int *, int *, int *, int *); char *task_mem(struct mm_struct *, char *); extern struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode, struct proc_dir_entry *parent); extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent); extern struct vfsmount *proc_mnt; extern int proc_fill_super(struct super_block *,void *,int); extern struct inode *proc_get_inode(struct super_block *, unsigned int, struct proc_dir_entry *); extern int proc_match(int, const char *,struct proc_dir_entry *); /* * These are generic /proc routines that use the internal * "struct proc_dir_entry" tree to traverse the filesystem. * * The /proc root directory has extended versions to take care * of the /proc/<pid> subdirectories. */ extern int proc_readdir(struct file *, void *, filldir_t); extern struct dentry *proc_lookup(struct inode *, struct dentry *, struct nameidata *); extern struct file_operations proc_kcore_operations; extern struct file_operations proc_kmsg_operations; extern struct file_operations ppc_htab_operations; /* * proc_tty.c */ struct tty_driver; extern void proc_tty_init(void); extern void proc_tty_register_driver(struct tty_driver *driver); extern void proc_tty_unregister_driver(struct tty_driver *driver); /* * proc_devtree.c */ #ifdef CONFIG_PROC_DEVICETREE struct device_node; struct property; extern void proc_device_tree_init(void); extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *); extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop); extern void proc_device_tree_remove_prop(struct proc_dir_entry *pde, struct property *prop); extern void proc_device_tree_update_prop(struct proc_dir_entry *pde, struct property *newprop, struct property *oldprop); #endif /* CONFIG_PROC_DEVICETREE */ 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_mode(const char *name, mode_t mode, struct proc_dir_entry *parent); static inline struct proc_dir_entry *create_proc_read_entry(const char *name, mode_t mode, struct proc_dir_entry *base, read_proc_t *read_proc, void * data) { struct proc_dir_entry *res=create_proc_entry(name,mode,base); if (res) { res->read_proc=read_proc; res->data=data; } return res; } static inline struct proc_dir_entry *create_proc_info_entry(const char *name, mode_t mode, struct proc_dir_entry *base, get_info_t *get_info) { struct proc_dir_entry *res=create_proc_entry(name,mode,base); if (res) res->get_info=get_info; return res; } static inline struct proc_dir_entry *proc_net_create(const char *name, mode_t mode, get_info_t *get_info) { return create_proc_info_entry(name,mode,proc_net,get_info); } static inline struct proc_dir_entry *proc_net_fops_create(const char *name, mode_t mode, struct file_operations *fops) { struct proc_dir_entry *res = create_proc_entry(name, mode, proc_net); if (res) res->proc_fops = fops; return res; } static inline void proc_net_remove(const char *name) { remove_proc_entry(name,proc_net); } #else #define proc_root_driver NULL #define proc_net NULL #define proc_bus NULL #define proc_net_fops_create(name, mode, fops) ({ (void)(mode), NULL; }) #define proc_net_create(name, mode, info) ({ (void)(mode), NULL; }) static inline void proc_net_remove(const char *name) {} static inline struct dentry *proc_pid_unhash(struct task_struct *p) { return NULL; } static inline void proc_pid_flush(struct dentry *proc_dentry) { } static inline struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode, struct proc_dir_entry *parent) { return NULL; } #define remove_proc_entry(name, parent) do {} while (0) 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 *create_proc_read_entry(const char *name, mode_t mode, struct proc_dir_entry *base, read_proc_t *read_proc, void * data) { return NULL; } static inline struct proc_dir_entry *create_proc_info_entry(const char *name, mode_t mode, struct proc_dir_entry *base, get_info_t *get_info) { return NULL; } struct tty_driver; static inline void proc_tty_register_driver(struct tty_driver *driver) {}; static inline void proc_tty_unregister_driver(struct tty_driver *driver) {}; extern struct proc_dir_entry proc_root; #endif /* CONFIG_PROC_FS */ #if !defined(CONFIG_PROC_KCORE) static inline void kclist_add(struct kcore_list *new, void *addr, size_t size) { } #else extern void kclist_add(struct kcore_list *, void *, size_t); #endif struct proc_inode { struct task_struct *task; int type; union { int (*proc_get_link)(struct inode *, struct dentry **, struct vfsmount **); int (*proc_read)(struct task_struct *task, char *page); } op; struct proc_dir_entry *pde; struct inode vfs_inode; }; static inline struct proc_inode *PROC_I(const struct inode *inode) { return container_of(inode, struct proc_inode, vfs_inode); } static inline struct proc_dir_entry *PDE(const struct inode *inode) { return PROC_I(inode)->pde; } #endif /* _LINUX_PROC_FS_H */