RetroArch/libretro_version_1.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
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* Copyright (C) 2012-2015 - Michael Lelli
*
* 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 _RETRO_IMPLEMENTATION_V1_H
#define _RETRO_IMPLEMENTATION_V1_H
#ifdef __cplusplus
extern "C" {
#endif
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#include <boolean.h>
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#include "content.h"
#include "libretro.h"
enum
{
/* Polling is performed before call to retro_run */
POLL_TYPE_EARLY = 0,
/* Polling is performed when requested. */
POLL_TYPE_NORMAL,
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/* Polling is performed on first call to
* retro_input_state per frame. */
POLL_TYPE_LATE
};
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enum core_ctl_state
{
CORE_CTL_NONE = 0,
CORE_CTL_INIT,
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CORE_CTL_DEINIT,
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CORE_CTL_SET_CBS,
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CORE_CTL_SET_CBS_REWIND,
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CORE_CTL_SET_POLL_TYPE,
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/* Runs the core for one frame. */
CORE_CTL_RETRO_RUN,
CORE_CTL_RETRO_INIT,
CORE_CTL_RETRO_DEINIT,
CORE_CTL_RETRO_UNLOAD_GAME,
CORE_CTL_RETRO_RESET,
CORE_CTL_RETRO_GET_SYSTEM_AV_INFO,
CORE_CTL_RETRO_CTX_FRAME_CB,
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CORE_CTL_RETRO_CTX_POLL_CB,
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CORE_CTL_RETRO_SET_ENVIRONMENT,
CORE_CTL_RETRO_SERIALIZE_SIZE,
CORE_CTL_RETRO_SERIALIZE,
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CORE_CTL_RETRO_UNSERIALIZE,
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CORE_CTL_RETRO_SYMBOLS_INIT,
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/* Compare libretro core API version against API version
* used by RetroArch.
*
* TODO - when libretro v2 gets added, allow for switching
* between libretro version backend dynamically.
*/
CORE_CTL_VERIFY_API_VERSION,
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CORE_CTL_RETRO_GET_MEMORY,
/**
* Initialize system A/V information.
**/
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CORE_CTL_INIT_SYSTEM_AV_INFO,
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CORE_CTL_RETRO_GET_SYSTEM_INFO,
CORE_CTL_RETRO_LOAD_GAME,
CORE_CTL_RETRO_SET_CONTROLLER_PORT_DEVICE
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};
typedef struct retro_ctx_controller_info
{
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unsigned port;
unsigned device;
} retro_ctx_controller_info_t;
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typedef struct retro_ctx_memory_info
{
void *data;
size_t size;
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unsigned id;
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} retro_ctx_memory_info_t;
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typedef struct retro_ctx_load_content_info
{
struct retro_game_info *info;
const struct string_list *content;
const struct retro_subsystem_info *special;
} retro_ctx_load_content_info_t;
typedef struct retro_ctx_serialize_info
{
const void *data_const;
void *data;
size_t size;
} retro_ctx_serialize_info_t;
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typedef struct retro_ctx_size_info
{
size_t size;
} retro_ctx_size_info_t;
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typedef struct retro_ctx_environ_info
{
retro_environment_t env;
} retro_ctx_environ_info_t;
typedef struct retro_ctx_frame_info
{
const void *data;
unsigned width;
unsigned height;
size_t pitch;
} retro_ctx_frame_info_t;
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typedef struct retro_callbacks
{
retro_video_refresh_t frame_cb;
retro_audio_sample_t sample_cb;
retro_audio_sample_batch_t sample_batch_cb;
retro_input_state_t state_cb;
retro_input_poll_t poll_cb;
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} retro_callbacks_t;
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bool core_ctl(enum core_ctl_state state, void *data);
#ifdef __cplusplus
}
#endif
#endif