cregit-Linux how code gets into the kernel

Release 4.12 include/uapi/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 _UAPI_LINUX_AUTO_FS_H

#define _UAPI_LINUX_AUTO_FS_H

#include <linux/types.h>
#include <linux/limits.h>
#ifndef __KERNEL__
#include <sys/ioctl.h>
#endif /* __KERNEL__ */


/* This file describes autofs v3 */

#define AUTOFS_PROTO_VERSION	3

/* Range of protocol versions defined */

#define AUTOFS_MAX_PROTO_VERSION	AUTOFS_PROTO_VERSION

#define AUTOFS_MIN_PROTO_VERSION	AUTOFS_PROTO_VERSION

/*
 * The wait_queue_token (autofs_wqt_t) is part of a structure which is passed
 * back to the kernel via ioctl from userspace. On architectures where 32- and
 * 64-bit userspace binaries can be executed it's important that the size of
 * autofs_wqt_t stays constant between 32- and 64-bit Linux kernels so that we
 * do not break the binary ABI interface by changing the structure size.
 */
#if defined(__ia64__) || defined(__alpha__) /* pure 64bit architectures */

typedef unsigned long autofs_wqt_t;
#else

typedef unsigned int autofs_wqt_t;
#endif

/* Packet types */

#define autofs_ptype_missing	0	
/* Missing entry (mount request) */

#define autofs_ptype_expire	1	
/* Expire entry (umount request) */


struct autofs_packet_hdr {
	
int proto_version;		/* Protocol version */
	
int type;			/* Type of packet */
};


struct autofs_packet_missing {
	
struct autofs_packet_hdr hdr;
	
autofs_wqt_t wait_queue_token;
	
int len;
	
char name[NAME_MAX+1];
};	

/* v3 expire (via ioctl) */

struct autofs_packet_expire {
	
struct autofs_packet_hdr hdr;
	
int len;
	
char name[NAME_MAX+1];
};


#define AUTOFS_IOCTL 0x93

enum {
	
AUTOFS_IOC_READY_CMD = 0x60,
	
AUTOFS_IOC_FAIL_CMD,
	
AUTOFS_IOC_CATATONIC_CMD,
	
AUTOFS_IOC_PROTOVER_CMD,
	
AUTOFS_IOC_SETTIMEOUT_CMD,
	
AUTOFS_IOC_EXPIRE_CMD,
};


#define AUTOFS_IOC_READY        _IO(AUTOFS_IOCTL, AUTOFS_IOC_READY_CMD)

#define AUTOFS_IOC_FAIL         _IO(AUTOFS_IOCTL, AUTOFS_IOC_FAIL_CMD)

#define AUTOFS_IOC_CATATONIC    _IO(AUTOFS_IOCTL, AUTOFS_IOC_CATATONIC_CMD)

#define AUTOFS_IOC_PROTOVER     _IOR(AUTOFS_IOCTL, AUTOFS_IOC_PROTOVER_CMD, int)

#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(AUTOFS_IOCTL, AUTOFS_IOC_SETTIMEOUT_CMD, compat_ulong_t)

#define AUTOFS_IOC_SETTIMEOUT   _IOWR(AUTOFS_IOCTL, AUTOFS_IOC_SETTIMEOUT_CMD, unsigned long)

#define AUTOFS_IOC_EXPIRE       _IOR(AUTOFS_IOCTL, AUTOFS_IOC_EXPIRE_CMD, struct autofs_packet_expire)

#endif /* _UAPI_LINUX_AUTO_FS_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells14579.23%120.00%
Tomohiro Kusumi3116.94%240.00%
Helge Deller63.28%120.00%
Ian Kent10.55%120.00%
Total183100.00%5100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.