1 /*
2 * This header was generated from the Linux kernel headers by update_headers.py,
3 * to provide necessary information from kernel to userspace, such as constants,
4 * structures, and macros, and thus, contains no copyrightable information.
5 */
6 #ifndef _UAPI_LINUX_AUTO_DEV_IOCTL_H
7 #define _UAPI_LINUX_AUTO_DEV_IOCTL_H
8 #include <linux/auto_fs.h>
9 #include <linux/string.h>
10 #define AUTOFS_DEVICE_NAME "autofs"
11 #define AUTOFS_DEV_IOCTL_VERSION_MAJOR 1
12 #define AUTOFS_DEV_IOCTL_VERSION_MINOR 1
13 #define AUTOFS_DEV_IOCTL_SIZE sizeof(struct autofs_dev_ioctl)
14 struct args_protover {
15 __u32 version;
16 };
17 struct args_protosubver {
18 __u32 sub_version;
19 };
20 struct args_openmount {
21 __u32 devid;
22 };
23 struct args_ready {
24 __u32 token;
25 };
26 struct args_fail {
27 __u32 token;
28 __s32 status;
29 };
30 struct args_setpipefd {
31 __s32 pipefd;
32 };
33 struct args_timeout {
34 __u64 timeout;
35 };
36 struct args_requester {
37 __u32 uid;
38 __u32 gid;
39 };
40 struct args_expire {
41 __u32 how;
42 };
43 struct args_askumount {
44 __u32 may_umount;
45 };
46 struct args_ismountpoint {
47 union {
48 struct args_in {
49 __u32 type;
50 } in;
51 struct args_out {
52 __u32 devid;
53 __u32 magic;
54 } out;
55 };
56 };
57 struct autofs_dev_ioctl {
58 __u32 ver_major;
59 __u32 ver_minor;
60 __u32 size;
61 __s32 ioctlfd;
62
63 union {
64 struct args_protover protover;
65 struct args_protosubver protosubver;
66 struct args_openmount openmount;
67 struct args_ready ready;
68 struct args_fail fail;
69 struct args_setpipefd setpipefd;
70 struct args_timeout timeout;
71 struct args_requester requester;
72 struct args_expire expire;
73 struct args_askumount askumount;
74 struct args_ismountpoint ismountpoint;
75 };
76 char path[0];
77 };
init_autofs_dev_ioctl(struct autofs_dev_ioctl * in)78 static inline void init_autofs_dev_ioctl(struct autofs_dev_ioctl *in)
79 {
80 memset(in, 0, AUTOFS_DEV_IOCTL_SIZE);
81 in->ver_major = AUTOFS_DEV_IOCTL_VERSION_MAJOR;
82 in->ver_minor = AUTOFS_DEV_IOCTL_VERSION_MINOR;
83 in->size = AUTOFS_DEV_IOCTL_SIZE;
84 in->ioctlfd = -1;
85 }
86 enum {
87
88 AUTOFS_DEV_IOCTL_VERSION_CMD = 0x71,
89 AUTOFS_DEV_IOCTL_PROTOVER_CMD,
90 AUTOFS_DEV_IOCTL_PROTOSUBVER_CMD,
91
92 AUTOFS_DEV_IOCTL_OPENMOUNT_CMD,
93
94 AUTOFS_DEV_IOCTL_CLOSEMOUNT_CMD,
95
96 AUTOFS_DEV_IOCTL_READY_CMD,
97 AUTOFS_DEV_IOCTL_FAIL_CMD,
98
99 AUTOFS_DEV_IOCTL_SETPIPEFD_CMD,
100 AUTOFS_DEV_IOCTL_CATATONIC_CMD,
101
102 AUTOFS_DEV_IOCTL_TIMEOUT_CMD,
103
104 AUTOFS_DEV_IOCTL_REQUESTER_CMD,
105
106 AUTOFS_DEV_IOCTL_EXPIRE_CMD,
107
108 AUTOFS_DEV_IOCTL_ASKUMOUNT_CMD,
109
110 AUTOFS_DEV_IOCTL_ISMOUNTPOINT_CMD,
111 };
112 #define AUTOFS_DEV_IOCTL_VERSION \
113 _IOWR(AUTOFS_IOCTL, \
114 AUTOFS_DEV_IOCTL_VERSION_CMD, struct autofs_dev_ioctl)
115 #define AUTOFS_DEV_IOCTL_PROTOVER \
116 _IOWR(AUTOFS_IOCTL, \
117 AUTOFS_DEV_IOCTL_PROTOVER_CMD, struct autofs_dev_ioctl)
118 #define AUTOFS_DEV_IOCTL_PROTOSUBVER \
119 _IOWR(AUTOFS_IOCTL, \
120 AUTOFS_DEV_IOCTL_PROTOSUBVER_CMD, struct autofs_dev_ioctl)
121 #define AUTOFS_DEV_IOCTL_OPENMOUNT \
122 _IOWR(AUTOFS_IOCTL, \
123 AUTOFS_DEV_IOCTL_OPENMOUNT_CMD, struct autofs_dev_ioctl)
124 #define AUTOFS_DEV_IOCTL_CLOSEMOUNT \
125 _IOWR(AUTOFS_IOCTL, \
126 AUTOFS_DEV_IOCTL_CLOSEMOUNT_CMD, struct autofs_dev_ioctl)
127 #define AUTOFS_DEV_IOCTL_READY \
128 _IOWR(AUTOFS_IOCTL, \
129 AUTOFS_DEV_IOCTL_READY_CMD, struct autofs_dev_ioctl)
130 #define AUTOFS_DEV_IOCTL_FAIL \
131 _IOWR(AUTOFS_IOCTL, \
132 AUTOFS_DEV_IOCTL_FAIL_CMD, struct autofs_dev_ioctl)
133 #define AUTOFS_DEV_IOCTL_SETPIPEFD \
134 _IOWR(AUTOFS_IOCTL, \
135 AUTOFS_DEV_IOCTL_SETPIPEFD_CMD, struct autofs_dev_ioctl)
136 #define AUTOFS_DEV_IOCTL_CATATONIC \
137 _IOWR(AUTOFS_IOCTL, \
138 AUTOFS_DEV_IOCTL_CATATONIC_CMD, struct autofs_dev_ioctl)
139 #define AUTOFS_DEV_IOCTL_TIMEOUT \
140 _IOWR(AUTOFS_IOCTL, \
141 AUTOFS_DEV_IOCTL_TIMEOUT_CMD, struct autofs_dev_ioctl)
142 #define AUTOFS_DEV_IOCTL_REQUESTER \
143 _IOWR(AUTOFS_IOCTL, \
144 AUTOFS_DEV_IOCTL_REQUESTER_CMD, struct autofs_dev_ioctl)
145 #define AUTOFS_DEV_IOCTL_EXPIRE \
146 _IOWR(AUTOFS_IOCTL, \
147 AUTOFS_DEV_IOCTL_EXPIRE_CMD, struct autofs_dev_ioctl)
148 #define AUTOFS_DEV_IOCTL_ASKUMOUNT \
149 _IOWR(AUTOFS_IOCTL, \
150 AUTOFS_DEV_IOCTL_ASKUMOUNT_CMD, struct autofs_dev_ioctl)
151 #define AUTOFS_DEV_IOCTL_ISMOUNTPOINT \
152 _IOWR(AUTOFS_IOCTL, \
153 AUTOFS_DEV_IOCTL_ISMOUNTPOINT_CMD, struct autofs_dev_ioctl)
154 #endif
155