cregit-Linux how code gets into the kernel

Release 4.12 include/uapi/linux/auto_dev-ioctl.h

/*
 * Copyright 2008 Red Hat, Inc. All rights reserved.
 * Copyright 2008 Ian Kent <raven@themaw.net>
 *
 * 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_DEV_IOCTL_H

#define _UAPI_LINUX_AUTO_DEV_IOCTL_H

#include <linux/auto_fs.h>
#include <linux/string.h>


#define AUTOFS_DEVICE_NAME		"autofs"


#define AUTOFS_DEV_IOCTL_VERSION_MAJOR	1

#define AUTOFS_DEV_IOCTL_VERSION_MINOR	0


#define AUTOFS_DEV_IOCTL_SIZE		sizeof(struct autofs_dev_ioctl)

/*
 * An ioctl interface for autofs mount point control.
 */


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 {
	union {
		
struct args_in {
			
__u32	type;
		
} in;
		
struct args_out {
			
__u32	devid;
			
__u32	magic;
		
} out;
	};
};

/*
 * All the ioctls use this structure.
 * When sending a path size must account for the total length
 * of the chunk of memory otherwise is is the size of the
 * structure.
 */


struct autofs_dev_ioctl {
	
__u32 ver_major;
	
__u32 ver_minor;
	
__u32 size;		/* total size of data passed in
                                 * including this struct */
	
__s32 ioctlfd;		/* automount command fd */

	/* Command parameters */

	union {
		
struct args_protover		protover;
		
struct args_protosubver		protosubver;
		
struct args_openmount		openmount;
		
struct args_ready		ready;
		
struct args_fail		fail;
		
struct args_setpipefd		setpipefd;
		
struct args_timeout		timeout;
		
struct args_requester		requester;
		
struct args_expire		expire;
		
struct args_askumount		askumount;
		
struct args_ismountpoint	ismountpoint;
	};

	
char path[0];
};


static inline void init_autofs_dev_ioctl(struct autofs_dev_ioctl *in) { memset(in, 0, AUTOFS_DEV_IOCTL_SIZE); in->ver_major = AUTOFS_DEV_IOCTL_VERSION_MAJOR; in->ver_minor = AUTOFS_DEV_IOCTL_VERSION_MINOR; in->size = AUTOFS_DEV_IOCTL_SIZE; in->ioctlfd = -1; }

Contributors

PersonTokensPropCommitsCommitProp
Ian Kent4495.65%150.00%
Tomohiro Kusumi24.35%150.00%
Total46100.00%2100.00%

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_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 /* _UAPI_LINUX_AUTO_DEV_IOCTL_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Ian Kent38199.48%150.00%
Tomohiro Kusumi20.52%150.00%
Total383100.00%2100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.