bionic/libc/kernel/common/linux/sysfs.h
2009-03-03 19:28:35 -08:00

77 lines
2.2 KiB
C

/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef _SYSFS_H_
#define _SYSFS_H_
#include <asm/atomic.h>
struct kobject;
struct module;
struct attribute {
const char * name;
struct module * owner;
mode_t mode;
};
struct attribute_group {
const char * name;
struct attribute ** attrs;
};
#define __ATTR(_name,_mode,_show,_store) { .attr = {.name = __stringify(_name), .mode = _mode, .owner = THIS_MODULE }, .show = _show, .store = _store, }
#define __ATTR_RO(_name) { .attr = { .name = __stringify(_name), .mode = 0444, .owner = THIS_MODULE }, .show = _name##_show, }
#define __ATTR_NULL { .attr = { .name = NULL } }
#define attr_name(_attr) (_attr).attr.name
struct vm_area_struct;
struct bin_attribute {
struct attribute attr;
size_t size;
void *private;
ssize_t (*read)(struct kobject *, char *, loff_t, size_t);
ssize_t (*write)(struct kobject *, char *, loff_t, size_t);
int (*mmap)(struct kobject *, struct bin_attribute *attr,
struct vm_area_struct *vma);
};
struct sysfs_ops {
ssize_t (*show)(struct kobject *, struct attribute *,char *);
ssize_t (*store)(struct kobject *,struct attribute *,const char *, size_t);
};
struct sysfs_dirent {
atomic_t s_count;
struct list_head s_sibling;
struct list_head s_children;
void * s_element;
int s_type;
umode_t s_mode;
struct dentry * s_dentry;
struct iattr * s_iattr;
atomic_t s_event;
};
#define SYSFS_ROOT 0x0001
#define SYSFS_DIR 0x0002
#define SYSFS_KOBJ_ATTR 0x0004
#define SYSFS_KOBJ_BIN_ATTR 0x0008
#define SYSFS_KOBJ_DEVICE 0x0010
#define SYSFS_KOBJ_LINK 0x0020
#define SYSFS_NOT_PINNED (SYSFS_KOBJ_ATTR | SYSFS_KOBJ_BIN_ATTR | SYSFS_KOBJ_DEVICE | SYSFS_KOBJ_LINK)
#endif