/* SPDX-License-Identifier: GPL-2.0-only */#ifndef _INPUT_COMPAT_H#define _INPUT_COMPAT_H /* * 32bit compatibility wrappers for the input subsystem. * * Very heavily based on evdev.c - Copyright (c) 1999-2002 Vojtech Pavlik */ #include <linux/compiler.h>#include <linux/compat.h>#include <linux/input.h> #ifdef CONFIG_COMPAT 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);} #else 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); int input_bits_to_string(char *buf, int buf_size, unsigned long bits,                         bool skip_empty); #endif /* _INPUT_COMPAT_H */