mirror of
https://github.com/libretro/RetroArch.git
synced 2024-12-13 20:33:22 +00:00
f2ea5dde11
== DETAILS * Fix double-free in hidpad shutdown code * Fix possible double-free in hidpad error handling code * Fix memory leak in adapter delete method
159 lines
3.5 KiB
C
159 lines
3.5 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2014-2017 - Ali Bouhlel
|
|
* Copyright (C) 2011-2017 - 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/>.
|
|
*/
|
|
|
|
#include <wiiu/pad_driver.h>
|
|
|
|
#include "wiiu_dbg.h"
|
|
|
|
static input_device_driver_t *pad_drivers[MAX_USERS];
|
|
|
|
static bool ready = false;
|
|
|
|
static bool wiiu_joypad_init(void *data);
|
|
static bool wiiu_joypad_query_pad(unsigned pad);
|
|
static void wiiu_joypad_destroy(void);
|
|
static bool wiiu_joypad_button(unsigned pad, uint16_t button);
|
|
static void wiiu_joypad_get_buttons(unsigned pad, retro_bits_t *state);
|
|
static int16_t wiiu_joypad_axis(unsigned pad, uint32_t axis);
|
|
static void wiiu_joypad_poll(void);
|
|
static const char *wiiu_joypad_name(unsigned pad);
|
|
|
|
/**
|
|
* Translates a pad to its appropriate driver.
|
|
* Note that this is a helper for build_pad_map and shouldn't be
|
|
* used directly.
|
|
*/
|
|
static input_device_driver_t *get_driver_for_pad(unsigned pad)
|
|
{
|
|
if(wpad_driver.query_pad(pad))
|
|
return &wpad_driver;
|
|
if(kpad_driver.query_pad(pad))
|
|
return &kpad_driver;
|
|
|
|
#ifdef WIIU_HID
|
|
return &hidpad_driver;
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Populates the pad_driver array. We do this once at init time so
|
|
* that lookups at runtime are constant time.
|
|
*/
|
|
static void build_pad_map(void)
|
|
{
|
|
unsigned i;
|
|
|
|
for(i = 0; i < MAX_USERS; i++)
|
|
{
|
|
pad_drivers[i] = get_driver_for_pad(i);
|
|
}
|
|
}
|
|
|
|
static bool wiiu_joypad_init(void* data)
|
|
{
|
|
/* the sub-drivers have to init first, otherwise
|
|
* build_pad_map will fail (because all lookups will return false). */
|
|
wpad_driver.init(data);
|
|
kpad_driver.init(data);
|
|
#ifdef WIIU_HID
|
|
hidpad_driver.init(data);
|
|
#endif
|
|
|
|
build_pad_map();
|
|
|
|
ready = true;
|
|
(void)data;
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool wiiu_joypad_query_pad(unsigned pad)
|
|
{
|
|
#ifdef WIIU_HID
|
|
return ready && pad < MAX_USERS;
|
|
#else
|
|
return ready && pad < 5;
|
|
#endif
|
|
}
|
|
|
|
static void wiiu_joypad_destroy(void)
|
|
{
|
|
ready = false;
|
|
|
|
wpad_driver.destroy();
|
|
kpad_driver.destroy();
|
|
#ifdef WIIU_HID
|
|
hidpad_driver.destroy();
|
|
#endif
|
|
}
|
|
|
|
static bool wiiu_joypad_button(unsigned pad, uint16_t key)
|
|
{
|
|
if(!wiiu_joypad_query_pad(pad))
|
|
return false;
|
|
|
|
return pad_drivers[pad]->button(pad, key);
|
|
}
|
|
|
|
static void wiiu_joypad_get_buttons(unsigned pad, retro_bits_t *state)
|
|
{
|
|
if(!wiiu_joypad_query_pad(pad))
|
|
return;
|
|
|
|
pad_drivers[pad]->get_buttons(pad, state);
|
|
}
|
|
|
|
static int16_t wiiu_joypad_axis(unsigned pad, uint32_t joyaxis)
|
|
{
|
|
if(!wiiu_joypad_query_pad(pad))
|
|
return 0;
|
|
|
|
return pad_drivers[pad]->axis(pad, joyaxis);
|
|
}
|
|
|
|
static void wiiu_joypad_poll(void)
|
|
{
|
|
wpad_driver.poll();
|
|
kpad_driver.poll();
|
|
#ifdef WIIU_HID
|
|
hidpad_driver.poll();
|
|
#endif
|
|
}
|
|
|
|
static const char* wiiu_joypad_name(unsigned pad)
|
|
{
|
|
if(!wiiu_joypad_query_pad(pad))
|
|
return "N/A";
|
|
|
|
return pad_drivers[pad]->name(pad);
|
|
}
|
|
|
|
input_device_driver_t wiiu_joypad =
|
|
{
|
|
wiiu_joypad_init,
|
|
wiiu_joypad_query_pad,
|
|
wiiu_joypad_destroy,
|
|
wiiu_joypad_button,
|
|
wiiu_joypad_get_buttons,
|
|
wiiu_joypad_axis,
|
|
wiiu_joypad_poll,
|
|
NULL,
|
|
wiiu_joypad_name,
|
|
"wiiu",
|
|
};
|