mirror of
https://github.com/libretro/RetroArch.git
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139 lines
3.8 KiB
C
139 lines
3.8 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2017 - 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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#ifndef __RARCH_DRIVER__H
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#define __RARCH_DRIVER__H
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#include <stdint.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <boolean.h>
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#include <retro_common_api.h>
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#include "configuration.h"
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#include "retroarch_types.h"
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RETRO_BEGIN_DECLS
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enum
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{
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DRIVER_AUDIO = 0,
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DRIVER_VIDEO,
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DRIVER_INPUT,
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DRIVER_CAMERA,
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DRIVER_LOCATION,
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DRIVER_MENU,
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DRIVERS_VIDEO_INPUT,
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DRIVER_BLUETOOTH,
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DRIVER_WIFI,
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DRIVER_LED,
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DRIVER_MIDI
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};
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enum
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{
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DRIVER_AUDIO_MASK = 1 << DRIVER_AUDIO,
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DRIVER_VIDEO_MASK = 1 << DRIVER_VIDEO,
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DRIVER_INPUT_MASK = 1 << DRIVER_INPUT,
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DRIVER_CAMERA_MASK = 1 << DRIVER_CAMERA,
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DRIVER_LOCATION_MASK = 1 << DRIVER_LOCATION,
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DRIVER_MENU_MASK = 1 << DRIVER_MENU,
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DRIVERS_VIDEO_INPUT_MASK = 1 << DRIVERS_VIDEO_INPUT,
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DRIVER_BLUETOOTH_MASK = 1 << DRIVER_BLUETOOTH,
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DRIVER_WIFI_MASK = 1 << DRIVER_WIFI,
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DRIVER_LED_MASK = 1 << DRIVER_LED,
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DRIVER_MIDI_MASK = 1 << DRIVER_MIDI
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};
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enum driver_ctl_state
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{
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RARCH_DRIVER_CTL_NONE = 0,
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/* Sets monitor refresh rate to new value by calling
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* video_monitor_set_refresh_rate(). Subsequently
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* calls audio_monitor_set_refresh_rate(). */
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RARCH_DRIVER_CTL_SET_REFRESH_RATE,
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RARCH_DRIVER_CTL_FIND_FIRST,
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RARCH_DRIVER_CTL_FIND_LAST,
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RARCH_DRIVER_CTL_FIND_PREV,
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RARCH_DRIVER_CTL_FIND_NEXT
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};
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typedef struct driver_ctx_info
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{
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const char *label;
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char *s;
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ssize_t len;
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} driver_ctx_info_t;
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bool driver_ctl(enum driver_ctl_state state, void *data);
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/**
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* driver_find_index:
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* @label : string of driver type to be found.
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* @drv : identifier of driver to be found.
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*
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* Find index of the driver, based on @label.
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*
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* Returns: -1 if no driver based on @label and @drv found, otherwise
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* index number of the driver found in the array.
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**/
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int driver_find_index(const char *label, const char *drv);
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/* Sets audio and video drivers to nonblock state.
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*
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* If nonblock state is false, sets blocking state for both
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* audio and video drivers instead. */
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void driver_set_nonblock_state(void);
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/**
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* drivers_init:
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* @flags : Bitmask of drivers to initialize.
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*
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* Initializes drivers.
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* @flags determines which drivers get initialized.
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**/
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void drivers_init(settings_t *settings, int flags,
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bool verbosity_enabled);
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/**
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* Driver ownership - set this to true if the platform in
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* question needs to 'own'
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* the respective handle and therefore skip regular RetroArch
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* driver teardown/reiniting procedure.
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*
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* If to true, the 'free' function will get skipped. It is
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* then up to the driver implementation to properly handle
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* 'reiniting' inside the 'init' function and make sure it
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* returns the existing handle instead of allocating and
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* returning a pointer to a new handle.
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*
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* Typically, if a driver intends to make use of this, it should
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* set this to true at the end of its 'init' function.
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**/
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void driver_uninit(int flags);
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void retro_input_poll_null(void);
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RETRO_END_DECLS
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#endif
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