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Diffstat (limited to 'tools/pkg/0/mlibc/linux-headers/linux/uinput.h')
| -rw-r--r-- | tools/pkg/0/mlibc/linux-headers/linux/uinput.h | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/tools/pkg/0/mlibc/linux-headers/linux/uinput.h b/tools/pkg/0/mlibc/linux-headers/linux/uinput.h deleted file mode 100644 index ae25220..0000000 --- a/tools/pkg/0/mlibc/linux-headers/linux/uinput.h +++ /dev/null @@ -1,232 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ -/* - * User level driver support for input subsystem - * - * Heavily based on evdev.c by Vojtech Pavlik - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Author: Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org> - * - * Changes/Revisions: - * 0.5 08/13/2015 (David Herrmann <dh.herrmann@gmail.com> & - * Benjamin Tissoires <benjamin.tissoires@redhat.com>) - * - add UI_DEV_SETUP ioctl - * - add UI_ABS_SETUP ioctl - * - add UI_GET_VERSION ioctl - * 0.4 01/09/2014 (Benjamin Tissoires <benjamin.tissoires@redhat.com>) - * - add UI_GET_SYSNAME ioctl - * 0.3 24/05/2006 (Anssi Hannula <anssi.hannulagmail.com>) - * - update ff support for the changes in kernel interface - * - add UINPUT_VERSION - * 0.2 16/10/2004 (Micah Dowty <micah@navi.cx>) - * - added force feedback support - * - added UI_SET_PHYS - * 0.1 20/06/2002 - * - first public version - */ -#ifndef __UINPUT_H_ -#define __UINPUT_H_ - -#include <linux/types.h> -#include <linux/input.h> - -#define UINPUT_VERSION 5 -#define UINPUT_MAX_NAME_SIZE 80 - -struct uinput_ff_upload { - __u32 request_id; - __s32 retval; - struct ff_effect effect; - struct ff_effect old; -}; - -struct uinput_ff_erase { - __u32 request_id; - __s32 retval; - __u32 effect_id; -}; - -/* ioctl */ -#define UINPUT_IOCTL_BASE 'U' -#define UI_DEV_CREATE _IO(UINPUT_IOCTL_BASE, 1) -#define UI_DEV_DESTROY _IO(UINPUT_IOCTL_BASE, 2) - -struct uinput_setup { - struct input_id id; - char name[UINPUT_MAX_NAME_SIZE]; - __u32 ff_effects_max; -}; - -/** - * UI_DEV_SETUP - Set device parameters for setup - * - * This ioctl sets parameters for the input device to be created. It - * supersedes the old "struct uinput_user_dev" method, which wrote this data - * via write(). To actually set the absolute axes UI_ABS_SETUP should be - * used. - * - * The ioctl takes a "struct uinput_setup" object as argument. The fields of - * this object are as follows: - * id: See the description of "struct input_id". This field is - * copied unchanged into the new device. - * name: This is used unchanged as name for the new device. - * ff_effects_max: This limits the maximum numbers of force-feedback effects. - * See below for a description of FF with uinput. - * - * This ioctl can be called multiple times and will overwrite previous values. - * If this ioctl fails with -EINVAL, it is recommended to use the old - * "uinput_user_dev" method via write() as a fallback, in case you run on an - * old kernel that does not support this ioctl. - * - * This ioctl may fail with -EINVAL if it is not supported or if you passed - * incorrect values, -ENOMEM if the kernel runs out of memory or -EFAULT if the - * passed uinput_setup object cannot be read/written. - * If this call fails, partial data may have already been applied to the - * internal device. - */ -#define UI_DEV_SETUP _IOW(UINPUT_IOCTL_BASE, 3, struct uinput_setup) - -struct uinput_abs_setup { - __u16 code; /* axis code */ - /* __u16 filler; */ - struct input_absinfo absinfo; -}; - -/** - * UI_ABS_SETUP - Set absolute axis information for the device to setup - * - * This ioctl sets one absolute axis information for the input device to be - * created. It supersedes the old "struct uinput_user_dev" method, which wrote - * part of this data and the content of UI_DEV_SETUP via write(). - * - * The ioctl takes a "struct uinput_abs_setup" object as argument. The fields - * of this object are as follows: - * code: The corresponding input code associated with this axis - * (ABS_X, ABS_Y, etc...) - * absinfo: See "struct input_absinfo" for a description of this field. - * This field is copied unchanged into the kernel for the - * specified axis. If the axis is not enabled via - * UI_SET_ABSBIT, this ioctl will enable it. - * - * This ioctl can be called multiple times and will overwrite previous values. - * If this ioctl fails with -EINVAL, it is recommended to use the old - * "uinput_user_dev" method via write() as a fallback, in case you run on an - * old kernel that does not support this ioctl. - * - * This ioctl may fail with -EINVAL if it is not supported or if you passed - * incorrect values, -ENOMEM if the kernel runs out of memory or -EFAULT if the - * passed uinput_setup object cannot be read/written. - * If this call fails, partial data may have already been applied to the - * internal device. - */ -#define UI_ABS_SETUP _IOW(UINPUT_IOCTL_BASE, 4, struct uinput_abs_setup) - -#define UI_SET_EVBIT _IOW(UINPUT_IOCTL_BASE, 100, int) -#define UI_SET_KEYBIT _IOW(UINPUT_IOCTL_BASE, 101, int) -#define UI_SET_RELBIT _IOW(UINPUT_IOCTL_BASE, 102, int) -#define UI_SET_ABSBIT _IOW(UINPUT_IOCTL_BASE, 103, int) -#define UI_SET_MSCBIT _IOW(UINPUT_IOCTL_BASE, 104, int) -#define UI_SET_LEDBIT _IOW(UINPUT_IOCTL_BASE, 105, int) -#define UI_SET_SNDBIT _IOW(UINPUT_IOCTL_BASE, 106, int) -#define UI_SET_FFBIT _IOW(UINPUT_IOCTL_BASE, 107, int) -#define UI_SET_PHYS _IOW(UINPUT_IOCTL_BASE, 108, char*) -#define UI_SET_SWBIT _IOW(UINPUT_IOCTL_BASE, 109, int) -#define UI_SET_PROPBIT _IOW(UINPUT_IOCTL_BASE, 110, int) - -#define UI_BEGIN_FF_UPLOAD _IOWR(UINPUT_IOCTL_BASE, 200, struct uinput_ff_upload) -#define UI_END_FF_UPLOAD _IOW(UINPUT_IOCTL_BASE, 201, struct uinput_ff_upload) -#define UI_BEGIN_FF_ERASE _IOWR(UINPUT_IOCTL_BASE, 202, struct uinput_ff_erase) -#define UI_END_FF_ERASE _IOW(UINPUT_IOCTL_BASE, 203, struct uinput_ff_erase) - -/** - * UI_GET_SYSNAME - get the sysfs name of the created uinput device - * - * @return the sysfs name of the created virtual input device. - * The complete sysfs path is then /sys/devices/virtual/input/--NAME-- - * Usually, it is in the form "inputN" - */ -#define UI_GET_SYSNAME(len) _IOC(_IOC_READ, UINPUT_IOCTL_BASE, 44, len) - -/** - * UI_GET_VERSION - Return version of uinput protocol - * - * This writes uinput protocol version implemented by the kernel into - * the integer pointed to by the ioctl argument. The protocol version - * is hard-coded in the kernel and is independent of the uinput device. - */ -#define UI_GET_VERSION _IOR(UINPUT_IOCTL_BASE, 45, unsigned int) - -/* - * To write a force-feedback-capable driver, the upload_effect - * and erase_effect callbacks in input_dev must be implemented. - * The uinput driver will generate a fake input event when one of - * these callbacks are invoked. The userspace code then uses - * ioctls to retrieve additional parameters and send the return code. - * The callback blocks until this return code is sent. - * - * The described callback mechanism is only used if ff_effects_max - * is set. - * - * To implement upload_effect(): - * 1. Wait for an event with type == EV_UINPUT and code == UI_FF_UPLOAD. - * A request ID will be given in 'value'. - * 2. Allocate a uinput_ff_upload struct, fill in request_id with - * the 'value' from the EV_UINPUT event. - * 3. Issue a UI_BEGIN_FF_UPLOAD ioctl, giving it the - * uinput_ff_upload struct. It will be filled in with the - * ff_effects passed to upload_effect(). - * 4. Perform the effect upload, and place a return code back into - the uinput_ff_upload struct. - * 5. Issue a UI_END_FF_UPLOAD ioctl, also giving it the - * uinput_ff_upload_effect struct. This will complete execution - * of our upload_effect() handler. - * - * To implement erase_effect(): - * 1. Wait for an event with type == EV_UINPUT and code == UI_FF_ERASE. - * A request ID will be given in 'value'. - * 2. Allocate a uinput_ff_erase struct, fill in request_id with - * the 'value' from the EV_UINPUT event. - * 3. Issue a UI_BEGIN_FF_ERASE ioctl, giving it the - * uinput_ff_erase struct. It will be filled in with the - * effect ID passed to erase_effect(). - * 4. Perform the effect erasure, and place a return code back - * into the uinput_ff_erase struct. - * 5. Issue a UI_END_FF_ERASE ioctl, also giving it the - * uinput_ff_erase_effect struct. This will complete execution - * of our erase_effect() handler. - */ - -/* - * This is the new event type, used only by uinput. - * 'code' is UI_FF_UPLOAD or UI_FF_ERASE, and 'value' - * is the unique request ID. This number was picked - * arbitrarily, above EV_MAX (since the input system - * never sees it) but in the range of a 16-bit int. - */ -#define EV_UINPUT 0x0101 -#define UI_FF_UPLOAD 1 -#define UI_FF_ERASE 2 - -struct uinput_user_dev { - char name[UINPUT_MAX_NAME_SIZE]; - struct input_id id; - __u32 ff_effects_max; - __s32 absmax[ABS_CNT]; - __s32 absmin[ABS_CNT]; - __s32 absfuzz[ABS_CNT]; - __s32 absflat[ABS_CNT]; -}; -#endif /* __UINPUT_H_ */ |