RetroArch/input/input_hid_driver.h

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2016 - Daniel De Matteis
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INPUT_HID_DRIVER_H__
#define INPUT_HID_DRIVER_H__
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include <boolean.h>
#include "../libretro.h"
typedef struct hid_driver hid_driver_t;
struct hid_driver
{
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void *(*init)(void);
bool (*query_pad)(void *, unsigned);
void (*free)(void *);
bool (*button)(void *, unsigned, uint16_t);
uint64_t (*get_buttons)(void *, unsigned);
int16_t (*axis)(void *, unsigned, uint32_t);
void (*poll)(void *);
bool (*set_rumble)(void *, unsigned, enum retro_rumble_effect, uint16_t);
const char *(*name)(void *, unsigned);
const char *ident;
};
extern hid_driver_t iohidmanager_hid;
extern hid_driver_t btstack_hid;
extern hid_driver_t libusb_hid;
extern hid_driver_t wiiusb_hid;
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extern hid_driver_t null_hid;
/**
* hid_driver_find_handle:
* @index : index of driver to get handle to.
*
* Returns: handle to HID driver at index. Can be NULL
* if nothing found.
**/
const void *hid_driver_find_handle(int index);
/**
* hid_driver_find_ident:
* @index : index of driver to get handle to.
*
* Returns: Human-readable identifier of HID driver at index. Can be NULL
* if nothing found.
**/
const char *hid_driver_find_ident(int index);
/**
* config_get_hid_driver_options:
*
* Get an enumerated list of all HID driver names, separated by '|'.
*
* Returns: string listing of all HID driver names, separated by '|'.
**/
const char* config_get_hid_driver_options(void);
/**
* input_hid_init_first:
*
* Finds first suitable HID driver and initializes.
*
* Returns: HID driver if found, otherwise NULL.
**/
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const hid_driver_t *input_hid_init_first(void);
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const void *hid_driver_get_data(void);
#ifdef __cplusplus
}
#endif
#endif