1 /****************************************************************************
2  ****************************************************************************
3  ***
4  ***   This header was automatically generated from a Linux kernel header
5  ***   of the same name, to make information necessary for userspace to
6  ***   call into the kernel available to libc.  It contains only constants,
7  ***   structures, and macros generated from the original header, and thus,
8  ***   contains no copyrightable information.
9  ***
10  ***   To edit the content of this header, modify the corresponding
11  ***   source file (e.g. under external/kernel-headers/original/) then
12  ***   run bionic/libc/kernel/tools/update_all.py
13  ***
14  ***   Any manual change here will be lost the next time this script will
15  ***   be run. You've been warned!
16  ***
17  ****************************************************************************
18  ****************************************************************************/
19 #ifndef _UAPI_HIDDEV_H
20 #define _UAPI_HIDDEV_H
21 #include <linux/types.h>
22 struct hiddev_event {
23   unsigned hid;
24   signed int value;
25 };
26 struct hiddev_devinfo {
27   __u32 bustype;
28   __u32 busnum;
29   __u32 devnum;
30   __u32 ifnum;
31   __s16 vendor;
32   __s16 product;
33   __s16 version;
34   __u32 num_applications;
35 };
36 struct hiddev_collection_info {
37   __u32 index;
38   __u32 type;
39   __u32 usage;
40   __u32 level;
41 };
42 #define HID_STRING_SIZE 256
43 struct hiddev_string_descriptor {
44   __s32 index;
45   char value[HID_STRING_SIZE];
46 };
47 struct hiddev_report_info {
48   __u32 report_type;
49   __u32 report_id;
50   __u32 num_fields;
51 };
52 #define HID_REPORT_ID_UNKNOWN 0xffffffff
53 #define HID_REPORT_ID_FIRST 0x00000100
54 #define HID_REPORT_ID_NEXT 0x00000200
55 #define HID_REPORT_ID_MASK 0x000000ff
56 #define HID_REPORT_ID_MAX 0x000000ff
57 #define HID_REPORT_TYPE_INPUT 1
58 #define HID_REPORT_TYPE_OUTPUT 2
59 #define HID_REPORT_TYPE_FEATURE 3
60 #define HID_REPORT_TYPE_MIN 1
61 #define HID_REPORT_TYPE_MAX 3
62 struct hiddev_field_info {
63   __u32 report_type;
64   __u32 report_id;
65   __u32 field_index;
66   __u32 maxusage;
67   __u32 flags;
68   __u32 physical;
69   __u32 logical;
70   __u32 application;
71   __s32 logical_minimum;
72   __s32 logical_maximum;
73   __s32 physical_minimum;
74   __s32 physical_maximum;
75   __u32 unit_exponent;
76   __u32 unit;
77 };
78 #define HID_FIELD_CONSTANT 0x001
79 #define HID_FIELD_VARIABLE 0x002
80 #define HID_FIELD_RELATIVE 0x004
81 #define HID_FIELD_WRAP 0x008
82 #define HID_FIELD_NONLINEAR 0x010
83 #define HID_FIELD_NO_PREFERRED 0x020
84 #define HID_FIELD_NULL_STATE 0x040
85 #define HID_FIELD_VOLATILE 0x080
86 #define HID_FIELD_BUFFERED_BYTE 0x100
87 struct hiddev_usage_ref {
88   __u32 report_type;
89   __u32 report_id;
90   __u32 field_index;
91   __u32 usage_index;
92   __u32 usage_code;
93   __s32 value;
94 };
95 #define HID_MAX_MULTI_USAGES 1024
96 struct hiddev_usage_ref_multi {
97   struct hiddev_usage_ref uref;
98   __u32 num_values;
99   __s32 values[HID_MAX_MULTI_USAGES];
100 };
101 #define HID_FIELD_INDEX_NONE 0xffffffff
102 #define HID_VERSION 0x010004
103 #define HIDIOCGVERSION _IOR('H', 0x01, int)
104 #define HIDIOCAPPLICATION _IO('H', 0x02)
105 #define HIDIOCGDEVINFO _IOR('H', 0x03, struct hiddev_devinfo)
106 #define HIDIOCGSTRING _IOR('H', 0x04, struct hiddev_string_descriptor)
107 #define HIDIOCINITREPORT _IO('H', 0x05)
108 #define HIDIOCGNAME(len) _IOC(_IOC_READ, 'H', 0x06, len)
109 #define HIDIOCGREPORT _IOW('H', 0x07, struct hiddev_report_info)
110 #define HIDIOCSREPORT _IOW('H', 0x08, struct hiddev_report_info)
111 #define HIDIOCGREPORTINFO _IOWR('H', 0x09, struct hiddev_report_info)
112 #define HIDIOCGFIELDINFO _IOWR('H', 0x0A, struct hiddev_field_info)
113 #define HIDIOCGUSAGE _IOWR('H', 0x0B, struct hiddev_usage_ref)
114 #define HIDIOCSUSAGE _IOW('H', 0x0C, struct hiddev_usage_ref)
115 #define HIDIOCGUCODE _IOWR('H', 0x0D, struct hiddev_usage_ref)
116 #define HIDIOCGFLAG _IOR('H', 0x0E, int)
117 #define HIDIOCSFLAG _IOW('H', 0x0F, int)
118 #define HIDIOCGCOLLECTIONINDEX _IOW('H', 0x10, struct hiddev_usage_ref)
119 #define HIDIOCGCOLLECTIONINFO _IOWR('H', 0x11, struct hiddev_collection_info)
120 #define HIDIOCGPHYS(len) _IOC(_IOC_READ, 'H', 0x12, len)
121 #define HIDIOCGUSAGES _IOWR('H', 0x13, struct hiddev_usage_ref_multi)
122 #define HIDIOCSUSAGES _IOW('H', 0x14, struct hiddev_usage_ref_multi)
123 #define HIDDEV_FLAG_UREF 0x1
124 #define HIDDEV_FLAG_REPORT 0x2
125 #define HIDDEV_FLAGS 0x3
126 #endif
127