1 #ifndef _INPUT_COMPAT_H
2 #define _INPUT_COMPAT_H
5 * 32bit compatibility wrappers for the input subsystem.
7 * Very heavily based on evdev.c - Copyright (c) 1999-2002 Vojtech Pavlik
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 as published by
11 * the Free Software Foundation.
14 #include <linux/compiler.h>
15 #include <linux/compat.h>
16 #include <linux/input.h>
20 #define INPUT_COMPAT_TEST in_compat_syscall()
22 struct input_event_compat {
23 struct compat_timeval time;
29 struct ff_periodic_effect_compat {
36 struct ff_envelope envelope;
39 compat_uptr_t custom_data;
42 struct ff_effect_compat {
46 struct ff_trigger trigger;
47 struct ff_replay replay;
50 struct ff_constant_effect constant;
51 struct ff_ramp_effect ramp;
52 struct ff_periodic_effect_compat periodic;
53 struct ff_condition_effect condition[2]; /* One for each axis */
54 struct ff_rumble_effect rumble;
58 static inline size_t input_event_size(void)
60 return (INPUT_COMPAT_TEST && !COMPAT_USE_64BIT_TIME) ?
61 sizeof(struct input_event_compat) : sizeof(struct input_event);
66 static inline size_t input_event_size(void)
68 return sizeof(struct input_event);
71 #endif /* CONFIG_COMPAT */
73 int input_event_from_user(const char __user *buffer,
74 struct input_event *event);
76 int input_event_to_user(char __user *buffer,
77 const struct input_event *event);
79 int input_ff_effect_from_user(const char __user *buffer, size_t size,
80 struct ff_effect *effect);
82 #endif /* _INPUT_COMPAT_H */