mirror of
https://github.com/libretro/RetroArch.git
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135 lines
4.6 KiB
C
135 lines
4.6 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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* Copyright (C) 2016-2019 - Brad Parker
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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 __DYNAMIC_H
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#define __DYNAMIC_H
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#include <boolean.h>
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#include <retro_common_api.h>
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#include <libretro.h>
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#include "core_type.h"
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RETRO_BEGIN_DECLS
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/**
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* libretro_get_system_info:
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* @path : Path to libretro library.
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* @info : System info information.
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* @load_no_content : If true, core should be able to auto-start
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* without any content loaded.
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*
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* Gets system info from an arbitrary lib.
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* The struct returned must be freed as strings are allocated dynamically.
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*
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* Returns: true (1) if successful, otherwise false (0).
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**/
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bool libretro_get_system_info(const char *path,
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struct retro_system_info *info, bool *load_no_content);
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/**
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* libretro_free_system_info:
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* @info : Pointer to system info information.
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*
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* Frees system information.
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**/
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void libretro_free_system_info(struct retro_system_info *info);
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const struct retro_subsystem_info *libretro_find_subsystem_info(
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const struct retro_subsystem_info *info,
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unsigned num_info, const char *ident);
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/**
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* libretro_find_controller_description:
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* @info : Pointer to controller info handle.
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* @id : Identifier of controller to search
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* for.
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*
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* Search for a controller of type @id in @info.
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*
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* Returns: controller description of found controller on success,
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* otherwise NULL.
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**/
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const struct retro_controller_description *
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libretro_find_controller_description(
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const struct retro_controller_info *info, unsigned id);
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/**
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* rarch_environment_cb:
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* @cmd : Identifier of command.
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* @data : Pointer to data.
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*
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* Environment callback function implementation.
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*
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* Returns: true (1) if environment callback command could
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* be performed, otherwise false (0).
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**/
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bool rarch_environment_cb(unsigned cmd, void *data);
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struct retro_core_t
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{
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void (*retro_init)(void);
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void (*retro_deinit)(void);
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unsigned (*retro_api_version)(void);
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void (*retro_get_system_info)(struct retro_system_info*);
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void (*retro_get_system_av_info)(struct retro_system_av_info*);
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void (*retro_set_environment)(retro_environment_t);
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void (*retro_set_video_refresh)(retro_video_refresh_t);
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void (*retro_set_audio_sample)(retro_audio_sample_t);
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void (*retro_set_audio_sample_batch)(retro_audio_sample_batch_t);
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void (*retro_set_input_poll)(retro_input_poll_t);
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void (*retro_set_input_state)(retro_input_state_t);
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void (*retro_set_controller_port_device)(unsigned, unsigned);
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void (*retro_reset)(void);
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void (*retro_run)(void);
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size_t (*retro_serialize_size)(void);
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bool (*retro_serialize)(void*, size_t);
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bool (*retro_unserialize)(const void*, size_t);
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void (*retro_cheat_reset)(void);
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void (*retro_cheat_set)(unsigned, bool, const char*);
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bool (*retro_load_game)(const struct retro_game_info*);
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bool (*retro_load_game_special)(unsigned,
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const struct retro_game_info*, size_t);
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void (*retro_unload_game)(void);
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unsigned (*retro_get_region)(void);
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void *(*retro_get_memory_data)(unsigned);
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size_t (*retro_get_memory_size)(unsigned);
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unsigned poll_type;
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bool inited;
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bool symbols_inited;
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bool game_loaded;
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bool input_polled;
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bool has_set_input_descriptors;
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uint64_t serialization_quirks_v;
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};
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bool libretro_get_shared_context(void);
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/* Arbitrary twenty subsystems limite */
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#define SUBSYSTEM_MAX_SUBSYSTEMS 20
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/* Arbitrary 10 roms for each subsystem limit */
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#define SUBSYSTEM_MAX_SUBSYSTEM_ROMS 10
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extern struct retro_subsystem_info subsystem_data[SUBSYSTEM_MAX_SUBSYSTEMS];
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extern struct retro_subsystem_rom_info subsystem_data_roms[SUBSYSTEM_MAX_SUBSYSTEMS][SUBSYSTEM_MAX_SUBSYSTEM_ROMS];
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extern unsigned subsystem_current_count;
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RETRO_END_DECLS
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#endif
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