blob: 08cd755e73fdf9a32e717b43f782316f805610a8 [file] [log] [blame]
* 32bit compatibility wrappers for the input subsystem.
* Very heavily based on evdev.c - Copyright (c) 1999-2002 Vojtech Pavlik
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
#include <linux/compiler.h>
#include <linux/compat.h>
#include <linux/input.h>
struct input_event_compat {
compat_ulong_t sec;
compat_ulong_t usec;
__u16 type;
__u16 code;
__s32 value;
struct ff_periodic_effect_compat {
__u16 waveform;
__u16 period;
__s16 magnitude;
__s16 offset;
__u16 phase;
struct ff_envelope envelope;
__u32 custom_len;
compat_uptr_t custom_data;
struct ff_effect_compat {
__u16 type;
__s16 id;
__u16 direction;
struct ff_trigger trigger;
struct ff_replay replay;
union {
struct ff_constant_effect constant;
struct ff_ramp_effect ramp;
struct ff_periodic_effect_compat periodic;
struct ff_condition_effect condition[2]; /* One for each axis */
struct ff_rumble_effect rumble;
} u;
static inline size_t input_event_size(void)
return (in_compat_syscall() && !COMPAT_USE_64BIT_TIME) ?
sizeof(struct input_event_compat) : sizeof(struct input_event);
static inline size_t input_event_size(void)
return sizeof(struct input_event);
#endif /* CONFIG_COMPAT */
int input_event_from_user(const char __user *buffer,
struct input_event *event);
int input_event_to_user(char __user *buffer,
const struct input_event *event);
int input_ff_effect_from_user(const char __user *buffer, size_t size,
struct ff_effect *effect);
#endif /* _INPUT_COMPAT_H */