2015-01-12 17:37:50 +00:00
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/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2015 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include <string/string_list.h>
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#include "input_driver.h"
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2015-01-12 17:39:27 +00:00
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#include "../driver.h"
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#include "../general.h"
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2015-01-12 17:37:50 +00:00
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static const input_driver_t *input_drivers[] = {
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#ifdef __CELLOS_LV2__
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&input_ps3,
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#endif
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#if defined(SN_TARGET_PSP2) || defined(PSP)
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&input_psp,
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#endif
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#if defined(HAVE_SDL) || defined(HAVE_SDL2)
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&input_sdl,
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#endif
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#ifdef HAVE_DINPUT
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&input_dinput,
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#endif
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#ifdef HAVE_X11
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&input_x,
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#endif
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#ifdef XENON
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&input_xenon360,
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#endif
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#if defined(HAVE_XINPUT2) || defined(HAVE_XINPUT_XBOX1)
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&input_xinput,
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#endif
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#ifdef GEKKO
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&input_gx,
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#endif
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#ifdef ANDROID
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&input_android,
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#endif
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#ifdef HAVE_UDEV
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&input_udev,
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#endif
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#if defined(__linux__) && !defined(ANDROID)
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&input_linuxraw,
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#endif
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#if defined(IOS) || defined(OSX)
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/* Don't use __APPLE__ as it breaks basic SDL builds */
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&input_apple,
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#endif
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#ifdef __QNX__
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&input_qnx,
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#endif
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#ifdef EMSCRIPTEN
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&input_rwebinput,
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#endif
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&input_null,
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NULL,
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};
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/**
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* input_driver_find_handle:
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* @index : index of driver to get handle to.
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*
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* Returns: handle to input driver at index. Can be NULL
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* if nothing found.
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**/
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const void *input_driver_find_handle(int index)
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{
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const void *drv = input_drivers[index];
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if (!drv)
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return NULL;
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return drv;
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}
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/**
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* input_driver_find_ident:
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* @index : index of driver to get handle to.
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*
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* Returns: Human-readable identifier of input driver at index. Can be NULL
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* if nothing found.
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**/
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const char *input_driver_find_ident(int index)
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{
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const input_driver_t *drv = input_drivers[index];
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if (!drv)
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return NULL;
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return drv->ident;
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}
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/**
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* config_get_input_driver_options:
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*
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* Get an enumerated list of all input driver names, separated by '|'.
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*
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* Returns: string listing of all input driver names, separated by '|'.
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**/
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const char* config_get_input_driver_options(void)
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{
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union string_list_elem_attr attr;
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unsigned i;
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char *options = NULL;
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int options_len = 0;
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struct string_list *options_l = string_list_new();
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attr.i = 0;
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for (i = 0; input_driver_find_handle(i); i++)
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{
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const char *opt = input_driver_find_ident(i);
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options_len += strlen(opt) + 1;
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string_list_append(options_l, opt, attr);
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}
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options = (char*)calloc(options_len, sizeof(char));
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string_list_join_concat(options, options_len, options_l, "|");
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string_list_free(options_l);
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options_l = NULL;
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return options;
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}
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void find_input_driver(void)
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{
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int i = find_driver_index("input_driver", g_settings.input.driver);
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if (i >= 0)
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2015-01-12 21:47:12 +00:00
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driver.input = (const input_driver_t*)input_driver_find_handle(i);
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2015-01-12 17:37:50 +00:00
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else
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{
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unsigned d;
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RARCH_ERR("Couldn't find any input driver named \"%s\"\n",
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g_settings.input.driver);
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RARCH_LOG_OUTPUT("Available input drivers are:\n");
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for (d = 0; input_driver_find_handle(d); d++)
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RARCH_LOG_OUTPUT("\t%s\n", input_driver_find_ident(d));
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RARCH_WARN("Going to default to first input driver...\n");
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2015-01-12 21:47:12 +00:00
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driver.input = (const input_driver_t*)input_driver_find_handle(0);
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2015-01-12 17:37:50 +00:00
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if (!driver.input)
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rarch_fail(1, "find_input_driver()");
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}
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}
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