retroarch.c File Reference

#include <stdlib.h>
#include <stdarg.h>
#include <stdint.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <setjmp.h>
#include <math.h>
#include <boolean.h>
#include <string/stdstring.h>
#include <lists/string_list.h>
#include <retro_timers.h>
#include <compat/strl.h>
#include <compat/getopt.h>
#include <audio/audio_mixer.h>
#include <compat/posix_string.h>
#include <streams/file_stream.h>
#include <file/file_path.h>
#include <retro_assert.h>
#include <retro_miscellaneous.h>
#include <queues/message_queue.h>
#include <queues/task_queue.h>
#include <features/features_cpu.h>
#include "autosave.h"
#include "config.features.h"
#include "content.h"
#include "core_type.h"
#include "core_info.h"
#include "dynamic.h"
#include "driver.h"
#include "input/input_driver.h"
#include "msg_hash.h"
#include "movie.h"
#include "dirs.h"
#include "paths.h"
#include "file_path_special.h"
#include "ui/ui_companion_driver.h"
#include "verbosity.h"
#include "frontend/frontend_driver.h"
#include "audio/audio_driver.h"
#include "camera/camera_driver.h"
#include "record/record_driver.h"
#include "core.h"
#include "configuration.h"
#include "list_special.h"
#include "managers/core_option_manager.h"
#include "managers/cheat_manager.h"
#include "managers/state_manager.h"
#include "tasks/tasks_internal.h"
#include "performance_counters.h"
#include "version.h"
#include "version_git.h"
#include "retroarch.h"
#include "command.h"

Classes
struct	runloop_ctx_msg_info

Macros
#define	_PSUPP(var, name, desc)   printf(" %s:\n\t\t%s: %s\n", name, desc, _##var##_supp ? "yes" : "no")
#define	FAIL_CPU(simd_type)
#define	DEFAULT_EXT   ""
#define	SHADER_FILE_WATCH_DELAY_MSEC   500
#define	HOLD_START_DELAY_SEC   2
#define	FFMPEG_RECORD_ARG   "r:"
#define	DYNAMIC_ARG
#define	NETPLAY_ARG
#define	BSV_MOVIE_ARG   "P:R:M:"
#define	time_to_exit(quit_key_pressed)   (runloop_shutdown_initiated || quit_key_pressed || !is_alive || bsv_movie_is_end_of_file() || ((runloop_max_frames != 0) && (frame_count >= runloop_max_frames)) || runloop_exec)
#define	runloop_check_cheevos()   (settings->bools.cheevos_enable && cheevos_loaded && (!cheats_are_enabled && !cheats_were_enabled))
#define	runloop_netplay_pause()   ((void)0)

Typedefs
typedef struct runloop_ctx_msg_info	runloop_ctx_msg_info_t

Enumerations
enum	{   RA_OPT_MENU = 256, RA_OPT_STATELESS, RA_OPT_CHECK_FRAMES, RA_OPT_PORT,   RA_OPT_SPECTATE, RA_OPT_NICK, RA_OPT_COMMAND, RA_OPT_APPENDCONFIG,   RA_OPT_BPS, RA_OPT_IPS, RA_OPT_NO_PATCH, RA_OPT_RECORDCONFIG,   RA_OPT_SUBSYSTEM, RA_OPT_SIZE, RA_OPT_FEATURES, RA_OPT_VERSION,   RA_OPT_EOF_EXIT, RA_OPT_LOG_FILE, RA_OPT_MAX_FRAMES, RA_OPT_MAX_FRAMES_SCREENSHOT,   RA_OPT_MAX_FRAMES_SCREENSHOT_PATH }
enum	runloop_state {   RUNLOOP_STATE_ITERATE = 0, RUNLOOP_STATE_POLLED_AND_SLEEP, RUNLOOP_STATE_SLEEP, RUNLOOP_STATE_MENU_ITERATE,   RUNLOOP_STATE_END, RUNLOOP_STATE_QUIT }

Functions
static void	retroarch_msg_queue_deinit (void)
static void	retroarch_msg_queue_init (void)
static void	retroarch_override_setting_free_state (void)
static void	global_free (void)
static void	retroarch_print_features (void)
static void	retroarch_print_version (void)
static void	retroarch_print_help (const char *arg0)
static void	retroarch_parse_input_and_config (int argc, char *argv[])
static bool	retroarch_init_state (void)
bool	retroarch_validate_game_options (char *s, size_t len, bool mkdir)
static void	retroarch_validate_cpu_features (void)
static void	retroarch_main_init_media (void)
bool	retroarch_main_init (int argc, char *argv[])
bool	retroarch_is_on_main_thread (void)
void	rarch_menu_running (void)
void	rarch_menu_running_finished (void)
static bool	rarch_game_specific_options (char **output)
bool	rarch_ctl (enum rarch_ctl_state state, void *data)
bool	retroarch_is_forced_fullscreen (void)
void	retroarch_unset_forced_fullscreen (void)
bool	retroarch_is_switching_display_mode (void)
void	retroarch_set_switching_display_mode (void)
void	retroarch_unset_switching_display_mode (void)
void	retroarch_set_shader_preset (const char *preset)
void	retroarch_unset_shader_preset (void)
char *	retroarch_get_shader_preset (void)
bool	retroarch_override_setting_is_set (enum rarch_override_setting enum_idx, void *data)
void	retroarch_override_setting_set (enum rarch_override_setting enum_idx, void *data)
void	retroarch_override_setting_unset (enum rarch_override_setting enum_idx, void *data)
int	retroarch_get_capabilities (enum rarch_capabilities type, char *s, size_t len)
void	retroarch_set_current_core_type (enum rarch_core_type type, bool explicitly_set)
void	retroarch_fail (int error_code, const char *error)
bool	retroarch_main_quit (void)
global_t *	global_get_ptr (void)
void	runloop_msg_queue_push (const char *msg, unsigned prio, unsigned duration, bool flush)
void	runloop_get_status (bool *is_paused, bool *is_idle, bool *is_slowmotion, bool *is_perfcnt_enable)
bool	runloop_msg_queue_pull (const char **ret)
static enum runloop_state	runloop_check_state (settings_t *settings, bool input_nonblock_state, unsigned *sleep_ms)
void	runloop_set (enum runloop_action action)
void	runloop_unset (enum runloop_action action)
int	runloop_iterate (unsigned *sleep_ms)
rarch_system_info_t *	runloop_get_system_info (void)
struct retro_system_info *	runloop_get_libretro_system_info (void)

Variables
static jmp_buf	error_sjlj_context
static enum rarch_core_type	current_core_type = CORE_TYPE_PLAIN
static enum rarch_core_type	explicit_current_core_type = CORE_TYPE_PLAIN
static char	error_string [255] = {0}
static char	runtime_shader_preset [255] = {0}
static retro_bits_t	has_set_libretro_device
static bool	has_set_core = false
static bool	has_set_username = false
static bool	rarch_is_inited = false
static bool	rarch_error_on_init = false
static bool	rarch_block_config_read = false
static bool	rarch_force_fullscreen = false
static bool	rarch_is_switching_display_mode = false
static bool	has_set_verbosity = false
static bool	has_set_libretro = false
static bool	has_set_libretro_directory = false
static bool	has_set_save_path = false
static bool	has_set_state_path = false
static bool	has_set_netplay_mode = false
static bool	has_set_netplay_ip_address = false
static bool	has_set_netplay_ip_port = false
static bool	has_set_netplay_stateless_mode = false
static bool	has_set_netplay_check_frames = false
static bool	has_set_ups_pref = false
static bool	has_set_bps_pref = false
static bool	has_set_ips_pref = false
static bool	rarch_is_sram_load_disabled = false
static bool	rarch_is_sram_save_disabled = false
static bool	rarch_use_sram = false
static bool	rarch_ups_pref = false
static bool	rarch_bps_pref = false
static bool	rarch_ips_pref = false
static bool	rarch_patch_blocked = false
static bool	rarch_first_start = true
static bool	runloop_force_nonblock = false
static bool	runloop_paused = false
static bool	runloop_idle = false
static bool	runloop_exec = false
static bool	runloop_slowmotion = false
bool	runloop_fastmotion = false
static bool	runloop_shutdown_initiated = false
static bool	runloop_core_shutdown_initiated = false
static bool	runloop_perfcnt_enable = false
static bool	runloop_overrides_active = false
static bool	runloop_remaps_core_active = false
static bool	runloop_remaps_game_active = false
static bool	runloop_remaps_content_dir_active = false
static bool	runloop_game_options_active = false
static bool	runloop_missing_bios = false
static bool	runloop_autosave = false
static rarch_system_info_t	runloop_system
static struct retro_frame_time_callback	runloop_frame_time
static retro_keyboard_event_t	runloop_key_event = NULL
static retro_keyboard_event_t	runloop_frontend_key_event = NULL
static core_option_manager_t *	runloop_core_options = NULL
static msg_queue_t *	runloop_msg_queue = NULL
static unsigned	runloop_pending_windowed_scale = 0
static unsigned	runloop_max_frames = 0
static bool	runloop_max_frames_screenshot = false
static char	runloop_max_frames_screenshot_path [PATH_MAX_LENGTH] = {0}
static unsigned	fastforward_after_frames = 0
static retro_usec_t	runloop_frame_time_last = 0
static retro_time_t	frame_limit_minimum_time = 0.0
static retro_time_t	frame_limit_last_time = 0.0
bool	input_driver_flushing_input

Macro Definition Documentation

_PSUPP

#define _PSUPP	(		var,
			name,
			desc
	)		printf(" %s:\n\t\t%s: %s\n", name, desc, _##var##_supp ? "yes" : "no")

BSV_MOVIE_ARG

#define BSV_MOVIE_ARG   "P:R:M:"

DEFAULT_EXT

#define DEFAULT_EXT   ""

DYNAMIC_ARG

#define DYNAMIC_ARG

FAIL_CPU

#define FAIL_CPU

(

simd_type

)

Value:

do { \
 RARCH_ERR(simd_type " code is compiled in, but CPU does not support this feature. Cannot continue.\n"); \
 retroarch_fail(1, "validate_cpu_features()"); \
} while(0)

FFMPEG_RECORD_ARG

#define FFMPEG_RECORD_ARG   "r:"

HOLD_START_DELAY_SEC

#define HOLD_START_DELAY_SEC   2

NETPLAY_ARG

#define NETPLAY_ARG

runloop_check_cheevos

#define runloop_check_cheevos

(

)

(settings->bools.cheevos_enable && cheevos_loaded && (!cheats_are_enabled && !cheats_were_enabled))

runloop_netplay_pause

#define runloop_netplay_pause

(

)

((void)0)

SHADER_FILE_WATCH_DELAY_MSEC

#define SHADER_FILE_WATCH_DELAY_MSEC   500

time_to_exit

#define time_to_exit

(

quit_key_pressed

)

(runloop_shutdown_initiated || quit_key_pressed || !is_alive || bsv_movie_is_end_of_file() || ((runloop_max_frames != 0) && (frame_count >= runloop_max_frames)) || runloop_exec)

Typedef Documentation

runloop_ctx_msg_info_t

typedef struct runloop_ctx_msg_info runloop_ctx_msg_info_t

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
RA_OPT_MENU
RA_OPT_STATELESS
RA_OPT_CHECK_FRAMES
RA_OPT_PORT
RA_OPT_SPECTATE
RA_OPT_NICK
RA_OPT_COMMAND
RA_OPT_APPENDCONFIG
RA_OPT_BPS
RA_OPT_IPS
RA_OPT_NO_PATCH
RA_OPT_RECORDCONFIG
RA_OPT_SUBSYSTEM
RA_OPT_SIZE
RA_OPT_FEATURES
RA_OPT_VERSION
RA_OPT_EOF_EXIT
RA_OPT_LOG_FILE
RA_OPT_MAX_FRAMES
RA_OPT_MAX_FRAMES_SCREENSHOT
RA_OPT_MAX_FRAMES_SCREENSHOT_PATH

runloop_state

enum runloop_state

Enumerator
RUNLOOP_STATE_ITERATE
RUNLOOP_STATE_POLLED_AND_SLEEP
RUNLOOP_STATE_SLEEP
RUNLOOP_STATE_MENU_ITERATE
RUNLOOP_STATE_END
RUNLOOP_STATE_QUIT

Function Documentation

global_free()

static void global_free ( void  )

static

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global_get_ptr()

global_t* global_get_ptr

(

void

)

rarch_ctl()

bool rarch_ctl	(	enum rarch_ctl_state	state,
		void *	data
	)

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rarch_game_specific_options()

static bool rarch_game_specific_options ( char **  output )

static

rarch_game_specific_options:

Returns: true (1) if a game specific core options path has been found, otherwise false (0).

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rarch_menu_running()

void rarch_menu_running

(

void

)

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rarch_menu_running_finished()

void rarch_menu_running_finished

(

void

)

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retroarch_fail()

void retroarch_fail	(	int	error_code,
		const char *	error
	)

retroarch_fail: : Error code. : Error message to show.

Sanely kills the program.

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retroarch_get_capabilities()

int retroarch_get_capabilities	(	enum rarch_capabilities	type,
		char *	s,
		size_t	len
	)

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retroarch_get_shader_preset()

char* retroarch_get_shader_preset

(

void

)

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retroarch_init_state()

static bool retroarch_init_state ( void  )

static

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retroarch_is_forced_fullscreen()

bool retroarch_is_forced_fullscreen

(

void

)

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retroarch_is_on_main_thread()

bool retroarch_is_on_main_thread

(

void

)

retroarch_is_switching_display_mode()

bool retroarch_is_switching_display_mode

(

void

)

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retroarch_main_init()

bool retroarch_main_init	(	int	argc,
		char *	argv[]
	)

retroarch_main_init: : Count of (commandline) arguments. : (Commandline) arguments.

Initializes the program.

Returns: true on success, otherwise false if there was an error.

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retroarch_main_init_media()

static void retroarch_main_init_media ( void  )

static

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retroarch_main_quit()

bool retroarch_main_quit

(

void

)

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retroarch_msg_queue_deinit()

static void retroarch_msg_queue_deinit ( void  )

static

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retroarch_msg_queue_init()

static void retroarch_msg_queue_init ( void  )

static

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retroarch_override_setting_free_state()

static void retroarch_override_setting_free_state ( void  )

static

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retroarch_override_setting_is_set()

bool retroarch_override_setting_is_set	(	enum rarch_override_setting	enum_idx,
		void *	data
	)

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retroarch_override_setting_set()

void retroarch_override_setting_set	(	enum rarch_override_setting	enum_idx,
		void *	data
	)

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retroarch_override_setting_unset()

void retroarch_override_setting_unset	(	enum rarch_override_setting	enum_idx,
		void *	data
	)

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retroarch_parse_input_and_config()

static void retroarch_parse_input_and_config ( int  argc, char *  argv[]  )

static

retroarch_parse_input_and_config: : Count of (commandline) arguments. : (Commandline) arguments.

Parses (commandline) arguments passed to program and loads the config file, with command line options overriding the config file.

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retroarch_print_features()

static void retroarch_print_features ( void  )

static

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retroarch_print_help()

static void retroarch_print_help ( const char *  arg0 )

static

retroarch_print_help:

Prints help message explaining the program's commandline switches.

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retroarch_print_version()

static void retroarch_print_version ( void  )

static

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retroarch_set_current_core_type()

void retroarch_set_current_core_type	(	enum rarch_core_type	type,
		bool	explicitly_set
	)

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retroarch_set_shader_preset()

void retroarch_set_shader_preset

(

const char *

preset

)

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retroarch_set_switching_display_mode()

void retroarch_set_switching_display_mode

(

void

)

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retroarch_unset_forced_fullscreen()

void retroarch_unset_forced_fullscreen

(

void

)

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retroarch_unset_shader_preset()

void retroarch_unset_shader_preset

(

void

)

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retroarch_unset_switching_display_mode()

void retroarch_unset_switching_display_mode

(

void

)

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retroarch_validate_cpu_features()

static void retroarch_validate_cpu_features ( void  )

static

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retroarch_validate_game_options()

bool retroarch_validate_game_options	(	char *	s,
		size_t	len,
		bool	mkdir
	)

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runloop_check_state()

static enum runloop_state runloop_check_state ( settings_t *  settings, bool  input_nonblock_state, unsigned *  sleep_ms  )

static

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runloop_get_libretro_system_info()

struct retro_system_info* runloop_get_libretro_system_info

(

void

)

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runloop_get_status()

void runloop_get_status	(	bool *	is_paused,
		bool *	is_idle,
		bool *	is_slowmotion,
		bool *	is_perfcnt_enable
	)

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runloop_get_system_info()

rarch_system_info_t* runloop_get_system_info

(

void

)

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runloop_iterate()

int runloop_iterate

(

unsigned *

sleep_ms

)

runloop_iterate:

Run Libretro core in RetroArch for one frame.

Returns: 0 on success, 1 if we have to wait until button input in order to wake up the loop, -1 if we forcibly quit out of the RetroArch iteration loop.

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runloop_msg_queue_pull()

bool runloop_msg_queue_pull

(

const char **

ret

)

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runloop_msg_queue_push()

void runloop_msg_queue_push	(	const char *	msg,
		unsigned	prio,
		unsigned	duration,
		bool	flush
	)

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runloop_set()

void runloop_set

(

enum runloop_action

action

)

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runloop_unset()

void runloop_unset

(

enum runloop_action

action

)

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Variable Documentation

current_core_type

enum rarch_core_type current_core_type = CORE_TYPE_PLAIN

static

error_sjlj_context

jmp_buf error_sjlj_context

static

error_string

char error_string[255] = {0}

static

explicit_current_core_type

enum rarch_core_type explicit_current_core_type = CORE_TYPE_PLAIN

static

fastforward_after_frames

unsigned fastforward_after_frames = 0

static

frame_limit_last_time

retro_time_t frame_limit_last_time = 0.0

static

frame_limit_minimum_time

retro_time_t frame_limit_minimum_time = 0.0

static

has_set_bps_pref

bool has_set_bps_pref = false

static

has_set_core

bool has_set_core = false

static

has_set_ips_pref

bool has_set_ips_pref = false

static

has_set_libretro

bool has_set_libretro = false

static

has_set_libretro_device

retro_bits_t has_set_libretro_device

static

has_set_libretro_directory

bool has_set_libretro_directory = false

static

has_set_netplay_check_frames

bool has_set_netplay_check_frames = false

static

has_set_netplay_ip_address

bool has_set_netplay_ip_address = false

static

has_set_netplay_ip_port

bool has_set_netplay_ip_port = false

static

has_set_netplay_mode

bool has_set_netplay_mode = false

static

has_set_netplay_stateless_mode

bool has_set_netplay_stateless_mode = false

static

has_set_save_path

bool has_set_save_path = false

static

has_set_state_path

bool has_set_state_path = false

static

has_set_ups_pref

bool has_set_ups_pref = false

static

has_set_username

bool has_set_username = false

static

has_set_verbosity

bool has_set_verbosity = false

static

input_driver_flushing_input

bool input_driver_flushing_input

rarch_block_config_read

bool rarch_block_config_read = false

static

rarch_bps_pref

bool rarch_bps_pref = false

static

rarch_error_on_init

bool rarch_error_on_init = false

static

rarch_first_start

bool rarch_first_start = true

static

rarch_force_fullscreen

bool rarch_force_fullscreen = false

static

rarch_ips_pref

bool rarch_ips_pref = false

static

rarch_is_inited

bool rarch_is_inited = false

static

rarch_is_sram_load_disabled

bool rarch_is_sram_load_disabled = false

static

rarch_is_sram_save_disabled

bool rarch_is_sram_save_disabled = false

static

rarch_is_switching_display_mode

bool rarch_is_switching_display_mode = false

static

rarch_patch_blocked

bool rarch_patch_blocked = false

static

rarch_ups_pref

bool rarch_ups_pref = false

static

rarch_use_sram

bool rarch_use_sram = false

static

runloop_autosave

bool runloop_autosave = false

static

runloop_core_options

core_option_manager_t* runloop_core_options = NULL

static

runloop_core_shutdown_initiated

bool runloop_core_shutdown_initiated = false

static

runloop_exec

bool runloop_exec = false

static

runloop_fastmotion

bool runloop_fastmotion = false

runloop_force_nonblock

bool runloop_force_nonblock = false

static

runloop_frame_time

struct retro_frame_time_callback runloop_frame_time

static

runloop_frame_time_last

retro_usec_t runloop_frame_time_last = 0

static

runloop_frontend_key_event

retro_keyboard_event_t runloop_frontend_key_event = NULL

static

runloop_game_options_active

bool runloop_game_options_active = false

static

runloop_idle

bool runloop_idle = false

static

runloop_key_event

retro_keyboard_event_t runloop_key_event = NULL

static

runloop_max_frames

unsigned runloop_max_frames = 0

static

runloop_max_frames_screenshot

bool runloop_max_frames_screenshot = false

static

runloop_max_frames_screenshot_path

char runloop_max_frames_screenshot_path[PATH_MAX_LENGTH] = {0}

static

runloop_missing_bios

bool runloop_missing_bios = false

static

runloop_msg_queue

msg_queue_t* runloop_msg_queue = NULL

static

runloop_overrides_active

bool runloop_overrides_active = false

static

runloop_paused

bool runloop_paused = false

static

runloop_pending_windowed_scale

unsigned runloop_pending_windowed_scale = 0

static

runloop_perfcnt_enable

bool runloop_perfcnt_enable = false

static

runloop_remaps_content_dir_active

bool runloop_remaps_content_dir_active = false

static

runloop_remaps_core_active

bool runloop_remaps_core_active = false

static

runloop_remaps_game_active

bool runloop_remaps_game_active = false

static

runloop_shutdown_initiated

bool runloop_shutdown_initiated = false

static

runloop_slowmotion

bool runloop_slowmotion = false

static

runloop_system

rarch_system_info_t runloop_system

static

runtime_shader_preset

char runtime_shader_preset[255] = {0}

static