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/* -*- linux-c -*- ------------------------------------------------------- *

 *

 * linux/include/linux/auto_fs.h

 *

 *   Copyright 1997 Transmeta Corporation - All Rights Reserved

 *

 * This file is part of the Linux kernel and is made available under

 * the terms of the GNU General Public License, version 2, or at your

 * option, any later version, incorporated herein by reference.

 *

 * ----------------------------------------------------------------------- */

#ifndef _LINUX_AUTO_FS_H

#define _LINUX_AUTO_FS_H

#include <linux/version.h>

#include <linux/fs.h>

#include <linux/limits.h>

#include <linux/ioctl.h>

#include <asm/types.h>

#define AUTOFS_PROTO_VERSION 3

enum autofs_packet_type {

        autofs_ptype_missing,   /* Missing entry (mount request) */

        autofs_ptype_expire,    /* Expire entry (umount request) */

};

struct autofs_packet_hdr {

        int proto_version;            /* Protocol version */

        enum autofs_packet_type type; /* Type of packet */

};

struct autofs_packet_missing {

        struct autofs_packet_hdr hdr;

        unsigned long wait_queue_token;

        int len;

        char name[NAME_MAX+1];

};

struct autofs_packet_expire {

        struct autofs_packet_hdr hdr;

        int len;

        char name[NAME_MAX+1];

};

#define AUTOFS_IOC_READY      _IO(0x93,0x60)

#define AUTOFS_IOC_FAIL       _IO(0x93,0x61)

#define AUTOFS_IOC_CATATONIC  _IO(0x93,0x62)

#define AUTOFS_IOC_PROTOVER   _IOR(0x93,0x63,int)

#define AUTOFS_IOC_SETTIMEOUT _IOWR(0x93,0x64,unsigned long)

#define AUTOFS_IOC_EXPIRE     _IOR(0x93,0x65,struct autofs_packet_expire)

#ifdef __KERNEL__

/* Init function */

int init_autofs_fs(void);

#endif /* __KERNEL__ */

#endif /* _LINUX_AUTO_FS_H */