#ifndef _LINUX_AUTO_DEV_IOCTL_H

#define _LINUX_AUTO_DEV_IOCTL_H

#include <linux/auto_fs.h>

#ifdef __KERNEL__

#include <linux/string.h>

#include <string.h>

#endif /* __KERNEL__ */

#define AUTOFS_DEVICE_NAME "autofs"

#define AUTOFS_DEV_IOCTL_VERSION_MAJOR 1

#define AUTOFS_DEV_IOCTL_VERSION_MINOR 0

#define AUTOFS_DEVID_LEN 16

#define AUTOFS_DEV_IOCTL_SIZE sizeof(struct autofs_dev_ioctl)

struct args_protover {

__u32 version;

};

struct args_protosubver {

__u32 sub_version;

};

struct args_openmount {

__u32 devid;

};

struct args_ready {

__u32 token;

};

struct args_fail {

__u32 token;

__s32 status;

};

struct args_setpipefd {

__s32 pipefd;

};

struct args_timeout {

__u64 timeout;

};

struct args_requester {

__u32 uid;

__u32 gid;

};

struct args_expire {

__u32 how;

};

struct args_askumount {

__u32 may_umount;

};

struct args_ismountpoint {

};

struct autofs_dev_ioctl {

};

static inline void init_autofs_dev_ioctl(struct autofs_dev_ioctl *in)

{

memset(in, 0, sizeof(struct autofs_dev_ioctl));

in->ver_major = AUTOFS_DEV_IOCTL_VERSION_MAJOR;

in->ver_minor = AUTOFS_DEV_IOCTL_VERSION_MINOR;

in->size = sizeof(struct autofs_dev_ioctl);

in->ioctlfd = -1;

return;

}

enum {

/* Get various version info */

AUTOFS_DEV_IOCTL_VERSION_CMD = 0x71,

AUTOFS_DEV_IOCTL_PROTOVER_CMD,

AUTOFS_DEV_IOCTL_PROTOSUBVER_CMD,

/* Open mount ioctl fd */

AUTOFS_DEV_IOCTL_OPENMOUNT_CMD,

/* Close mount ioctl fd */

AUTOFS_DEV_IOCTL_CLOSEMOUNT_CMD,

/* Mount/expire status returns */

AUTOFS_DEV_IOCTL_READY_CMD,

AUTOFS_DEV_IOCTL_FAIL_CMD,

/* Activate/deactivate autofs mount */

AUTOFS_DEV_IOCTL_SETPIPEFD_CMD,

AUTOFS_DEV_IOCTL_CATATONIC_CMD,

/* Expiry timeout */

AUTOFS_DEV_IOCTL_TIMEOUT_CMD,

/* Get mount last requesting uid and gid */

AUTOFS_DEV_IOCTL_REQUESTER_CMD,

/* Check for eligible expire candidates */

AUTOFS_DEV_IOCTL_EXPIRE_CMD,

/* Request busy status */

AUTOFS_DEV_IOCTL_ASKUMOUNT_CMD,

/* Check if path is a mountpoint */

AUTOFS_DEV_IOCTL_ISMOUNTPOINT_CMD,

};

#define AUTOFS_IOCTL 0x93

#define AUTOFS_DEV_IOCTL_VERSION \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_VERSION_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_PROTOVER \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_PROTOVER_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_PROTOSUBVER \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_PROTOSUBVER_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_OPENMOUNT \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_OPENMOUNT_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_CLOSEMOUNT \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_CLOSEMOUNT_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_READY \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_READY_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_FAIL \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_FAIL_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_SETPIPEFD \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_SETPIPEFD_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_CATATONIC \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_CATATONIC_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_TIMEOUT \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_TIMEOUT_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_REQUESTER \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_REQUESTER_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_EXPIRE \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_EXPIRE_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_ASKUMOUNT \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_ASKUMOUNT_CMD, struct autofs_dev_ioctl)

#define AUTOFS_DEV_IOCTL_ISMOUNTPOINT \

_IOWR(AUTOFS_IOCTL, \

AUTOFS_DEV_IOCTL_ISMOUNTPOINT_CMD, struct autofs_dev_ioctl)

#endif /* _LINUX_AUTO_DEV_IOCTL_H */