1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/* -*- c -*-
* linux/include/linux/auto_fs4.h
*
* Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org>
*
* 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_FS4_H
#define _LINUX_AUTO_FS4_H
/* Include common v3 definitions */
#include <linux/auto_fs.h>
/* autofs v4 definitions */
#undef AUTOFS_PROTO_VERSION
#undef AUTOFS_MIN_PROTO_VERSION
#undef AUTOFS_MAX_PROTO_VERSION
#define AUTOFS_PROTO_VERSION 5
#define AUTOFS_MIN_PROTO_VERSION 3
#define AUTOFS_MAX_PROTO_VERSION 5
#define AUTOFS_PROTO_SUBVERSION 0
/* Mask for expire behaviour */
#define AUTOFS_EXP_IMMEDIATE 1
#define AUTOFS_EXP_LEAVES 2
/* Daemon notification packet types */
enum autofs_notify {
NFY_NONE,
NFY_MOUNT,
NFY_EXPIRE
};
/* Kernel protocol version 4 packet types */
/* Expire entry (umount request) */
#define autofs_ptype_expire_multi 2
/* Kernel protocol version 5 packet types */
/* Indirect mount missing and expire requests. */
#define autofs_ptype_missing_indirect 3
#define autofs_ptype_expire_indirect 4
/* Direct mount missing and expire requests */
#define autofs_ptype_missing_direct 5
#define autofs_ptype_expire_direct 6
/* v4 multi expire (via pipe) */
struct autofs_packet_expire_multi {
struct autofs_packet_hdr hdr;
autofs_wqt_t wait_queue_token;
int len;
char name[NAME_MAX+1];
};
/* autofs v5 common packet struct */
struct autofs_v5_packet {
struct autofs_packet_hdr hdr;
autofs_wqt_t wait_queue_token;
__u32 dev;
__u64 ino;
__u32 uid;
__u32 gid;
__u32 pid;
__u32 tgid;
__u32 len;
char name[NAME_MAX+1];
};
typedef struct autofs_v5_packet autofs_packet_missing_indirect_t;
typedef struct autofs_v5_packet autofs_packet_expire_indirect_t;
typedef struct autofs_v5_packet autofs_packet_missing_direct_t;
typedef struct autofs_v5_packet autofs_packet_expire_direct_t;
union autofs_packet_union {
struct autofs_packet_hdr hdr;
struct autofs_packet_missing missing;
struct autofs_packet_expire expire;
struct autofs_packet_expire_multi expire_multi;
struct autofs_v5_packet v5_packet;
};
#define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
#define AUTOFS_IOC_EXPIRE_INDIRECT AUTOFS_IOC_EXPIRE_MULTI
#define AUTOFS_IOC_EXPIRE_DIRECT AUTOFS_IOC_EXPIRE_MULTI
#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int)
#define AUTOFS_IOC_ASKREGHOST _IOR(0x93,0x68,int)
#define AUTOFS_IOC_TOGGLEREGHOST _IOR(0x93,0x69,int)
#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int)
#endif /* _LINUX_AUTO_FS4_H */
|
