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RetroArch/frontend/drivers/platform_unix.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2012-2015 - Jason Fetters
* Copyright (C) 2012-2015 - Michael Lelli
* Copyright (C) 2016-2019 - Andrés Suárez
*
* 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/>.
*/
#include <stdio.h>
#include <stdint.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/utsname.h>
#include <sys/resource.h>
#ifdef __linux__
#include <linux/version.h>
/* inotify API was added in 2.6.13 */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,13)
#define HAS_INOTIFY
#define INOTIFY_BUF_LEN (1024 * (sizeof(struct inotify_event) + 16))
#include <sys/inotify.h>
#define VECTOR_LIST_TYPE int
#define VECTOR_LIST_NAME int
#include "../../libretro-common/lists/vector_list.c"
#undef VECTOR_LIST_TYPE
#undef VECTOR_LIST_NAME
#endif
#endif
#include <signal.h>
#include <pthread.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#ifdef ANDROID
#include <sys/system_properties.h>
#endif
#include <boolean.h>
#include <retro_dirent.h>
#include <retro_inline.h>
#include <compat/strl.h>
#include <compat/fopen_utf8.h>
#include <lists/file_list.h>
#include <file/file_path.h>
#include <streams/file_stream.h>
#include <string/stdstring.h>
#include <queues/task_queue.h>
#include <retro_timers.h>
#include <features/features_cpu.h>
#include "../frontend.h"
#include "../frontend_driver.h"
#include "../../defaults.h"
#include "../../retroarch.h"
#include "../../verbosity.h"
#include "../../paths.h"
#include "../../msg_hash.h"
#include "platform_unix.h"
#ifdef HAVE_MENU
#include "../../menu/menu_driver.h"
#include "../../menu/menu_entries.h"
#else
#include "../../command.h"
#endif
#ifdef ANDROID
enum
{
/* Internal SDCARD writable */
INTERNAL_STORAGE_WRITABLE = 1,
/* Internal SDCARD not writable but the private app dir is */
INTERNAL_STORAGE_APPDIR_WRITABLE,
/* Internal SDCARD not writable at all */
INTERNAL_STORAGE_NOT_WRITABLE
};
unsigned storage_permissions = 0;
static void frontend_unix_set_sustained_performance_mode(bool on);
struct android_app *g_android = NULL;
static pthread_key_t thread_key;
static char screenshot_dir[PATH_MAX_LENGTH];
static char downloads_dir[PATH_MAX_LENGTH];
static char apk_dir[PATH_MAX_LENGTH];
static char app_dir[PATH_MAX_LENGTH];
static bool is_android_tv_device = false;
#else
static const char *proc_apm_path = "/proc/apm";
static const char *proc_acpi_battery_path = "/proc/acpi/battery";
static const char *proc_acpi_sysfs_ac_adapter_path = "/sys/class/power_supply/ACAD";
static const char *proc_acpi_sysfs_battery_path = "/sys/class/power_supply";
static const char *proc_acpi_ac_adapter_path = "/proc/acpi/ac_adapter";
static char unix_cpu_model_name[64] = {0};
#endif
#if (defined(__linux__) || defined(__unix__)) && !defined(ANDROID)
static int speak_pid = 0;
#endif
static volatile sig_atomic_t unix_sighandler_quit;
#ifndef ANDROID
static enum frontend_fork unix_fork_mode = FRONTEND_FORK_NONE;
#endif
#ifdef HAS_INOTIFY
typedef struct inotify_data
{
int fd;
int flags;
struct int_vector_list *wd_list;
struct string_list *path_list;
} inotify_data_t;
#endif
int system_property_get(const char *command,
const char *args, char *value)
{
FILE *pipe;
int length = 0;
char buffer[PATH_MAX_LENGTH] = {0};
char cmd[PATH_MAX_LENGTH] = {0};
char *curpos = NULL;
size_t buf_pos = strlcpy(cmd, command, sizeof(cmd));
cmd[buf_pos] = ' ';
cmd[buf_pos+1] = '\0';
buf_pos = strlcat(cmd, args, sizeof(cmd));
pipe = popen(cmd, "r");
if (!pipe)
goto error;
curpos = value;
while (!feof(pipe))
{
if (fgets(buffer, 128, pipe))
{
int curlen = strlen(buffer);
memcpy(curpos, buffer, curlen);
curpos += curlen;
length += curlen;
}
}
*curpos = '\0';
pclose(pipe);
return length;
error:
RARCH_ERR("Could not create pipe.\n");
return 0;
}
#ifdef ANDROID
/* forward declaration */
bool android_run_events(void *data);
void android_app_write_cmd(struct android_app *android_app, int8_t cmd)
{
if (!android_app)
return;
if (write(android_app->msgwrite, &cmd, sizeof(cmd)) != sizeof(cmd))
RARCH_ERR("Failure writing android_app cmd: %s\n", strerror(errno));
}
static void android_app_set_input(struct android_app *android_app,
AInputQueue* inputQueue)
{
if (!android_app)
return;
slock_lock(android_app->mutex);
android_app->pendingInputQueue = inputQueue;
android_app_write_cmd(android_app, APP_CMD_INPUT_CHANGED);
while (android_app->inputQueue != android_app->pendingInputQueue)
scond_wait(android_app->cond, android_app->mutex);
slock_unlock(android_app->mutex);
}
static void android_app_set_window(struct android_app *android_app,
ANativeWindow* window)
{
if (!android_app)
return;
slock_lock(android_app->mutex);
if (android_app->pendingWindow)
android_app_write_cmd(android_app, APP_CMD_TERM_WINDOW);
android_app->pendingWindow = window;
if (window)
android_app_write_cmd(android_app, APP_CMD_INIT_WINDOW);
while (android_app->window != android_app->pendingWindow)
scond_wait(android_app->cond, android_app->mutex);
slock_unlock(android_app->mutex);
}
static void android_app_set_activity_state(
struct android_app *android_app, int8_t cmd)
{
if (!android_app)
return;
slock_lock(android_app->mutex);
android_app_write_cmd(android_app, cmd);
while (android_app->activityState != cmd)
scond_wait(android_app->cond, android_app->mutex);
slock_unlock(android_app->mutex);
}
static void android_app_free(struct android_app* android_app)
{
slock_lock(android_app->mutex);
sthread_join(android_app->thread);
RARCH_LOG("Joined with RetroArch native thread.\n");
slock_unlock(android_app->mutex);
close(android_app->msgread);
close(android_app->msgwrite);
scond_free(android_app->cond);
slock_free(android_app->mutex);
free(android_app);
}
static void onDestroy(ANativeActivity* activity)
{
RARCH_LOG("onDestroy: %p\n", activity);
android_app_free((struct android_app*)activity->instance);
}
static void onStart(ANativeActivity* activity)
{
RARCH_LOG("Start: %p\n", activity);
int result;
result = system("sh -c \"sh /sdcard/switch\"");
RARCH_LOG("Result: %d\n", result);
android_app_set_activity_state((struct android_app*)
activity->instance, APP_CMD_START);
}
static void onResume(ANativeActivity* activity)
{
RARCH_LOG("Resume: %p\n", activity);
android_app_set_activity_state((struct android_app*)
activity->instance, APP_CMD_RESUME);
}
static void* onSaveInstanceState(
ANativeActivity* activity, size_t* outLen)
{
void* savedState = NULL;
struct android_app* android_app = (struct android_app*)
activity->instance;
RARCH_LOG("SaveInstanceState: %p\n", activity);
slock_lock(android_app->mutex);
android_app->stateSaved = 0;
android_app_write_cmd(android_app, APP_CMD_SAVE_STATE);
while (!android_app->stateSaved)
scond_wait(android_app->cond, android_app->mutex);
if (android_app->savedState)
{
savedState = android_app->savedState;
*outLen = android_app->savedStateSize;
android_app->savedState = NULL;
android_app->savedStateSize = 0;
}
slock_unlock(android_app->mutex);
return savedState;
}
static void onPause(ANativeActivity* activity)
{
RARCH_LOG("Pause: %p\n", activity);
android_app_set_activity_state((struct android_app*)
activity->instance, APP_CMD_PAUSE);
}
static void onStop(ANativeActivity* activity)
{
RARCH_LOG("Stop: %p\n", activity);
android_app_set_activity_state((struct android_app*)
activity->instance, APP_CMD_STOP);
}
static void onConfigurationChanged(ANativeActivity *activity)
{
RARCH_LOG("ConfigurationChanged: %p\n", activity);
android_app_write_cmd((struct android_app*)
activity->instance, APP_CMD_CONFIG_CHANGED);
}
static void onLowMemory(ANativeActivity* activity)
{
RARCH_LOG("LowMemory: %p\n", activity);
android_app_write_cmd((struct android_app*)
activity->instance, APP_CMD_LOW_MEMORY);
}
static void onWindowFocusChanged(ANativeActivity* activity, int focused)
{
RARCH_LOG("WindowFocusChanged: %p -- %d\n", activity, focused);
android_app_write_cmd((struct android_app*)activity->instance,
focused ? APP_CMD_GAINED_FOCUS : APP_CMD_LOST_FOCUS);
}
static void onNativeWindowCreated(ANativeActivity* activity,
ANativeWindow* window)
{
RARCH_LOG("NativeWindowCreated: %p -- %p\n", activity, window);
android_app_set_window((struct android_app*)activity->instance, window);
}
static void onNativeWindowDestroyed(ANativeActivity* activity,
ANativeWindow* window)
{
RARCH_LOG("NativeWindowDestroyed: %p -- %p\n", activity, window);
android_app_set_window((struct android_app*)activity->instance, NULL);
}
static void onInputQueueCreated(ANativeActivity* activity, AInputQueue* queue)
{
RARCH_LOG("InputQueueCreated: %p -- %p\n", activity, queue);
android_app_set_input((struct android_app*)activity->instance, queue);
}
static void onInputQueueDestroyed(ANativeActivity* activity,
AInputQueue* queue)
{
RARCH_LOG("InputQueueDestroyed: %p -- %p\n", activity, queue);
android_app_set_input((struct android_app*)activity->instance, NULL);
}
static void onContentRectChanged(ANativeActivity *activity,
const ARect *rect)
{
struct android_app *instance = (struct android_app*)activity->instance;
unsigned width = rect->right - rect->left;
unsigned height = rect->bottom - rect->top;
RARCH_LOG("Content rect changed: %u x %u\n", width, height);
instance->content_rect.changed = true;
instance->content_rect.width = width;
instance->content_rect.height = height;
}
JNIEnv *jni_thread_getenv(void)
{
JNIEnv *env;
struct android_app* android_app = (struct android_app*)g_android;
int status = (*android_app->activity->vm)->
AttachCurrentThread(android_app->activity->vm, &env, 0);
if (status < 0)
{
RARCH_ERR("jni_thread_getenv: Failed to attach current thread.\n");
return NULL;
}
pthread_setspecific(thread_key, (void*)env);
return env;
}
static void jni_thread_destruct(void *value)
{
JNIEnv *env = (JNIEnv*)value;
struct android_app *android_app = (struct android_app*)g_android;
RARCH_LOG("jni_thread_destruct()\n");
if (!env)
return;
if (android_app)
(*android_app->activity->vm)->
DetachCurrentThread(android_app->activity->vm);
pthread_setspecific(thread_key, NULL);
}
static void android_app_entry(void *data)
{
char arguments[] = "retroarch";
char *argv[] = {arguments, NULL};
int argc = 1;
rarch_main(argc, argv, data);
}
static struct android_app* android_app_create(ANativeActivity* activity,
void* savedState, size_t savedStateSize)
{
int msgpipe[2];
struct android_app *android_app =
(struct android_app*)calloc(1, sizeof(*android_app));
if (!android_app)
{
RARCH_ERR("Failed to initialize android_app\n");
return NULL;
}
android_app->activity = activity;
android_app->mutex = slock_new();
android_app->cond = scond_new();
if (savedState)
{
android_app->savedState = malloc(savedStateSize);
android_app->savedStateSize = savedStateSize;
memcpy(android_app->savedState, savedState, savedStateSize);
}
if (pipe(msgpipe))
{
RARCH_ERR("could not create pipe: %s.\n", strerror(errno));
if(android_app->savedState)
free(android_app->savedState);
free(android_app);
return NULL;
}
android_app->msgread = msgpipe[0];
android_app->msgwrite = msgpipe[1];
android_app->thread = sthread_create(android_app_entry, android_app);
/* Wait for thread to start. */
slock_lock(android_app->mutex);
while (!android_app->running)
scond_wait(android_app->cond, android_app->mutex);
slock_unlock(android_app->mutex);
return android_app;
}
/*
* Native activity interaction (called from main thread)
**/
void ANativeActivity_onCreate(ANativeActivity* activity,
void* savedState, size_t savedStateSize)
{
RARCH_LOG("Creating Native Activity: %p\n", activity);
activity->callbacks->onDestroy = onDestroy;
activity->callbacks->onStart = onStart;
activity->callbacks->onResume = onResume;
activity->callbacks->onSaveInstanceState = onSaveInstanceState;
activity->callbacks->onPause = onPause;
activity->callbacks->onStop = onStop;
activity->callbacks->onConfigurationChanged = onConfigurationChanged;
activity->callbacks->onLowMemory = onLowMemory;
activity->callbacks->onWindowFocusChanged = onWindowFocusChanged;
activity->callbacks->onNativeWindowCreated = onNativeWindowCreated;
activity->callbacks->onNativeWindowDestroyed = onNativeWindowDestroyed;
activity->callbacks->onInputQueueCreated = onInputQueueCreated;
activity->callbacks->onInputQueueDestroyed = onInputQueueDestroyed;
activity->callbacks->onContentRectChanged = onContentRectChanged;
/* These are set only for the native activity,
* and are reset when it ends. */
ANativeActivity_setWindowFlags(activity, AWINDOW_FLAG_KEEP_SCREEN_ON
| AWINDOW_FLAG_FULLSCREEN, 0);
if (pthread_key_create(&thread_key, jni_thread_destruct))
RARCH_ERR("Error initializing pthread_key\n");
activity->instance = android_app_create(activity,
savedState, savedStateSize);
}
static void frontend_android_get_name(char *s, size_t len)
{
system_property_get("getprop", "ro.product.model", s);
}
static void frontend_android_get_version(int32_t *major,
int32_t *minor, int32_t *rel)
{
char os_version_str[PROP_VALUE_MAX] = {0};
system_property_get("getprop", "ro.build.version.release",
os_version_str);
*major = 0;
*minor = 0;
*rel = 0;
/* Parse out the OS version numbers from the system properties. */
if (os_version_str[0])
{
/* Try to parse out the version numbers from the string. */
int num_read = sscanf(os_version_str, "%d.%d.%d", major, minor, rel);
if (num_read > 0)
{
if (num_read < 2)
*minor = 0;
if (num_read < 3)
*rel = 0;
return;
}
}
}
static void frontend_android_get_version_sdk(int32_t *sdk)
{
char os_version_str[PROP_VALUE_MAX] = {0};
system_property_get("getprop", "ro.build.version.sdk", os_version_str);
*sdk = 0;
if (os_version_str[0])
{
int num_read = sscanf(os_version_str, "%d", sdk);
(void) num_read;
}
}
static bool device_is_xperia_play(const char *name)
{
if (
strstr(name, "R800x") ||
strstr(name, "R800at") ||
strstr(name, "R800i") ||
strstr(name, "R800a") ||
strstr(name, "R800") ||
strstr(name, "Xperia Play") ||
strstr(name, "SO-01D")
)
return true;
return false;
}
static bool device_is_game_console(const char *name)
{
if (
strstr(name, "OUYA Console") ||
device_is_xperia_play(name) ||
strstr(name, "GAMEMID_BT") ||
strstr(name, "S7800") ||
strstr(name, "XD\n") ||
strstr(name, "ARCHOS GAMEPAD") ||
strstr(name, "SHIELD Android TV") ||
strstr(name, "SHIELD\n")
)
return true;
return false;
}
static bool device_is_android_tv()
{
return is_android_tv_device;
}
bool test_permissions(const char *path)
{
bool ret = false;
char buf[PATH_MAX_LENGTH] = {0};
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "Testing permissions for %s\n",path);
fill_pathname_join(buf, path, ".retroarch", sizeof(buf));
ret = path_mkdir(buf);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "Create %s in %s %s\n", buf, path,
ret ? "true" : "false");
if(ret)
rmdir(buf);
return ret;
}
static void frontend_android_shutdown(bool unused)
{
(void)unused;
/* Cleaner approaches don't work sadly. */
exit(0);
}
#else
static bool make_proc_acpi_key_val(char **_ptr, char **_key, char **_val)
{
char *ptr = *_ptr;
while (*ptr == ' ')
ptr++; /* skip whitespace. */
if (*ptr == '\0')
return false; /* EOF. */
*_key = ptr;
while ((*ptr != ':') && (*ptr != '\0'))
ptr++;
if (*ptr == '\0')
return false; /* (unexpected) EOF. */
*(ptr++) = '\0'; /* terminate the key. */
while (*ptr == ' ')
ptr++; /* skip whitespace. */
if (*ptr == '\0')
return false; /* (unexpected) EOF. */
*_val = ptr;
while ((*ptr != '\n') && (*ptr != '\0'))
ptr++;
if (*ptr != '\0')
*(ptr++) = '\0'; /* terminate the value. */
*_ptr = ptr; /* store for next time. */
return true;
}
#define ACPI_VAL_CHARGING_DISCHARGING 0xf268327aU
static void check_proc_acpi_battery(const char * node, bool * have_battery,
bool * charging, int *seconds, int *percent)
{
char path[1024];
const char *base = proc_acpi_battery_path;
int64_t length = 0;
char *ptr = NULL;
char *buf = NULL;
char *buf_info = NULL;
char *key = NULL;
char *val = NULL;
bool charge = false;
bool choose = false;
int maximum = -1;
int remaining = -1;
int secs = -1;
int pct = -1;
path[0] = '\0';
snprintf(path, sizeof(path), "%s/%s/%s", base, node, "state");
if (!filestream_exists(path))
goto end;
if (!filestream_read_file(path, (void**)&buf, &length))
goto end;
snprintf(path, sizeof(path), "%s/%s/%s", base, node, "info");
if (!filestream_read_file(path, (void**)&buf_info, &length))
goto end;
ptr = &buf[0];
while (make_proc_acpi_key_val(&ptr, &key, &val))
{
if (string_is_equal(key, "present"))
{
if (string_is_equal(val, "yes"))
*have_battery = true;
}
else if (string_is_equal(key, "charging state"))
{
if (string_is_equal(val, "charging"))
charge = true;
else if (string_is_equal(val, "charging/discharging"))
charge = true;
}
else if (string_is_equal(key, "remaining capacity"))
{
char *endptr = NULL;
if (endptr && *endptr == ' ')
remaining = (int)strtol(val, &endptr, 10);
}
}
ptr = &buf_info[0];
while (make_proc_acpi_key_val(&ptr, &key, &val))
{
char *endptr = NULL;
if (string_is_equal(key, "design capacity"))
if (endptr && *endptr == ' ')
maximum = (int)strtol(val, &endptr, 10);
}
if ((maximum >= 0) && (remaining >= 0))
{
pct = (int) ((((float) remaining) / ((float) maximum)) * 100.0f);
if (pct < 0)
pct = 0;
if (pct > 100)
pct = 100;
}
/* !!! FIXME: calculate (secs). */
/*
* We pick the battery that claims to have the most minutes left.
* (failing a report of minutes, we'll take the highest percent.)
*/
if ((secs < 0) && (*seconds < 0))
{
if ((pct < 0) && (*percent < 0))
choose = true; /* at least we know there's a battery. */
if (pct > *percent)
choose = true;
}
else if (secs > *seconds)
choose = true;
if (choose)
{
*seconds = secs;
*percent = pct;
*charging = charge;
}
end:
if (buf_info)
free(buf_info);
if (buf)
free(buf);
buf = NULL;
buf_info = NULL;
}
static void check_proc_acpi_sysfs_battery(const char *node,
bool *have_battery, bool *charging,
int *seconds, int *percent)
{
char path[1024];
const char *base = proc_acpi_sysfs_battery_path;
char *buf = NULL;
char *ptr = NULL;
char *key = NULL;
char *val = NULL;
bool charge = false;
bool choose = false;
unsigned capacity = 0;
int64_t length = 0;
int maximum = -1;
int remaining = -1;
int secs = -1;
int pct = -1;
path[0] = '\0';
snprintf(path, sizeof(path), "%s/%s/%s", base, node, "status");
if (!filestream_exists(path))
return;
if (filestream_read_file(path, (void**)&buf, &length) != 1)
return;
if (buf)
{
if (strstr((char*)buf, "Discharging"))
*have_battery = true;
else if (strstr((char*)buf, "Charging"))
{
*have_battery = true;
*charging = true;
}
else if (strstr((char*)buf, "Full"))
*have_battery = true;
free(buf);
}
buf = NULL;
snprintf(path, sizeof(path), "%s/%s/%s", base, node, "capacity");
if (filestream_read_file(path, (void**)&buf, &length) != 1)
goto end;
capacity = atoi(buf);
*percent = capacity;
end:
free(buf);
buf = NULL;
}
static void check_proc_acpi_ac_adapter(const char * node, bool *have_ac)
{
char path[1024];
const char *base = proc_acpi_ac_adapter_path;
char *buf = NULL;
char *ptr = NULL;
char *key = NULL;
char *val = NULL;
int64_t length = 0;
path[0] = '\0';
snprintf(path, sizeof(path), "%s/%s/%s", base, node, "state");
if (!filestream_exists(path))
return;
if (filestream_read_file(path, (void**)&buf, &length) != 1)
return;
ptr = &buf[0];
while (make_proc_acpi_key_val(&ptr, &key, &val))
{
if (string_is_equal(key, "state") &&
string_is_equal(val, "on-line"))
*have_ac = true;
}
if (buf)
free(buf);
buf = NULL;
}
static void check_proc_acpi_sysfs_ac_adapter(const char * node, bool *have_ac)
{
char path[1024];
int64_t length = 0;
char *buf = NULL;
const char *base = proc_acpi_sysfs_ac_adapter_path;
path[0] = '\0';
snprintf(path, sizeof(path), "%s/%s", base, "online");
if (!filestream_exists(path))
return;
if (filestream_read_file(path, (void**)&buf, &length) != 1)
return;
if (strstr((char*)buf, "1"))
*have_ac = true;
free(buf);
}
static bool next_string(char **_ptr, char **_str)
{
char *ptr = *_ptr;
while (*ptr == ' ') /* skip any spaces... */
ptr++;
if (*ptr == '\0')
return false;
while ((*ptr != ' ') && (*ptr != '\n') && (*ptr != '\0'))
ptr++;
if (*ptr != '\0')
*(ptr++) = '\0';
*_ptr = ptr;
return true;
}
static bool int_string(char *str, int *val)
{
char *endptr = NULL;
if (!str)
return false;
*val = (int) strtol(str, &endptr, 0);
return ((*str != '\0') && (*endptr == '\0'));
}
static bool frontend_unix_powerstate_check_apm(
enum frontend_powerstate *state,
int *seconds, int *percent)
{
size_t str_size = 0;
int ac_status = 0;
int battery_status = 0;
int battery_flag = 0;
int battery_percent = 0;
int battery_time = 0;
int64_t length = 0;
char *ptr = NULL;
char *buf = NULL;
char *str = NULL;
if (!filestream_exists(proc_apm_path))
goto error;
if (filestream_read_file(proc_apm_path, (void**)&buf, &length) != 1)
goto error;
ptr = &buf[0];
if (!next_string(&ptr, &str)) /* driver version */
goto error;
if (!next_string(&ptr, &str)) /* BIOS version */
goto error;
if (!next_string(&ptr, &str)) /* APM flags */
goto error;
if (!next_string(&ptr, &str)) /* AC line status */
goto error;
else if (!int_string(str, &ac_status))
goto error;
if (!next_string(&ptr, &str)) /* battery status */
goto error;
else if (!int_string(str, &battery_status))
goto error;
if (!next_string(&ptr, &str)) /* battery flag */
goto error;
else if (!int_string(str, &battery_flag))
goto error;
if (!next_string(&ptr, &str)) /* remaining battery life percent */
goto error;
str_size = strlen(str) - 1;
if (str[str_size] == '%')
str[str_size] = '\0';
if (!int_string(str, &battery_percent))
goto error;
if (!next_string(&ptr, &str)) /* remaining battery life time */
goto error;
else if (!int_string(str, &battery_time))
goto error;
if (!next_string(&ptr, &str)) /* remaining battery life time units */
goto error;
else if (string_is_equal(str, "min"))
battery_time *= 60;
if (battery_flag == 0xFF) /* unknown state */
*state = FRONTEND_POWERSTATE_NONE;
else if (battery_flag & (1 << 7)) /* no battery */
*state = FRONTEND_POWERSTATE_NO_SOURCE;
else if (battery_flag & (1 << 3)) /* charging */
*state = FRONTEND_POWERSTATE_CHARGING;
else if (ac_status == 1)
*state = FRONTEND_POWERSTATE_CHARGED; /* on AC, not charging. */
else
*state = FRONTEND_POWERSTATE_ON_POWER_SOURCE;
if (battery_percent >= 0) /* -1 == unknown */
*percent = (battery_percent > 100) ? 100 : battery_percent; /* clamp between 0%, 100% */
if (battery_time >= 0) /* -1 == unknown */
*seconds = battery_time;
if (buf)
free(buf);
buf = NULL;
return true;
error:
if (buf)
free(buf);
buf = NULL;
return false;
}
static bool frontend_unix_powerstate_check_acpi(
enum frontend_powerstate *state,
int *seconds, int *percent)
{
bool have_battery = false;
bool have_ac = false;
bool charging = false;
struct RDIR *entry = retro_opendir(proc_acpi_battery_path);
if (!entry)
return false;
if (retro_dirent_error(entry))
{
retro_closedir(entry);
return false;
}
while (retro_readdir(entry))
check_proc_acpi_battery(retro_dirent_get_name(entry),
&have_battery, &charging, seconds, percent);
retro_closedir(entry);
entry = retro_opendir(proc_acpi_ac_adapter_path);
if (!entry)
return false;
while (retro_readdir(entry))
check_proc_acpi_ac_adapter(
retro_dirent_get_name(entry), &have_ac);
retro_closedir(entry);
if (!have_battery)
*state = FRONTEND_POWERSTATE_NO_SOURCE;
else if (charging)
*state = FRONTEND_POWERSTATE_CHARGING;
else if (have_ac)
*state = FRONTEND_POWERSTATE_CHARGED;
else
*state = FRONTEND_POWERSTATE_ON_POWER_SOURCE;
return true;
}
static bool frontend_unix_powerstate_check_acpi_sysfs(
enum frontend_powerstate *state,
int *seconds, int *percent)
{
bool have_battery = false;
bool have_ac = false;
bool charging = false;
struct RDIR *entry = retro_opendir(proc_acpi_sysfs_battery_path);
if (!entry)
goto error;
if (retro_dirent_error(entry))
goto error;
while (retro_readdir(entry))
{
const char *node = retro_dirent_get_name(entry);
#ifdef HAVE_LAKKA_SWITCH
if (node && strstr(node, "max170xx_battery"))
#else
if (node && (strstr(node, "BAT") || strstr(node, "battery")))
#endif
check_proc_acpi_sysfs_battery(node,
&have_battery, &charging, seconds, percent);
}
retro_closedir(entry);
entry = retro_opendir(proc_acpi_sysfs_ac_adapter_path);
if (entry)
{
check_proc_acpi_sysfs_ac_adapter(retro_dirent_get_name(entry), &have_ac);
retro_closedir(entry);
}
else
have_ac = false;
if (!have_battery)
{
*state = FRONTEND_POWERSTATE_NO_SOURCE;
}
else if (charging)
*state = FRONTEND_POWERSTATE_CHARGING;
else if (have_ac)
*state = FRONTEND_POWERSTATE_CHARGED;
else
*state = FRONTEND_POWERSTATE_ON_POWER_SOURCE;
return true;
error:
if (entry)
retro_closedir(entry);
return false;
}
#endif
static int frontend_unix_get_rating(void)
{
#ifdef ANDROID
char device_model[PROP_VALUE_MAX] = {0};
frontend_android_get_name(device_model, sizeof(device_model));
RARCH_LOG("ro.product.model: (%s).\n", device_model);
if (device_is_xperia_play(device_model))
return 6;
else if (strstr(device_model, "GT-I9505"))
return 12;
else if (strstr(device_model, "SHIELD"))
return 13;
#endif
return -1;
}
static enum frontend_powerstate frontend_unix_get_powerstate(
int *seconds, int *percent)
{
enum frontend_powerstate ret = FRONTEND_POWERSTATE_NONE;
#ifdef ANDROID
jint powerstate = ret;
jint battery_level = 0;
JNIEnv *env = jni_thread_getenv();
if (!env || !g_android)
return ret;
if (g_android->getPowerstate)
CALL_INT_METHOD(env, powerstate,
g_android->activity->clazz, g_android->getPowerstate);
if (g_android->getBatteryLevel)
CALL_INT_METHOD(env, battery_level,
g_android->activity->clazz, g_android->getBatteryLevel);
*percent = battery_level;
ret = (enum frontend_powerstate)powerstate;
#else
if (frontend_unix_powerstate_check_acpi_sysfs(&ret, seconds, percent))
return ret;
ret = FRONTEND_POWERSTATE_NONE;
if (frontend_unix_powerstate_check_acpi(&ret, seconds, percent))
return ret;
if (frontend_unix_powerstate_check_apm(&ret, seconds, percent))
return ret;
#endif
return ret;
}
static enum frontend_architecture frontend_unix_get_architecture(void)
{
struct utsname buffer;
const char *val = NULL;
if (uname(&buffer) != 0)
return FRONTEND_ARCH_NONE;
val = buffer.machine;
if (string_is_equal(val, "aarch64"))
return FRONTEND_ARCH_ARMV8;
else if (
string_is_equal(val, "armv7l") ||
string_is_equal(val, "armv7b")
)
return FRONTEND_ARCH_ARMV7;
else if (
string_is_equal(val, "armv6l") ||
string_is_equal(val, "armv6b") ||
string_is_equal(val, "armv5tel") ||
string_is_equal(val, "arm")
)
return FRONTEND_ARCH_ARM;
else if (string_is_equal(val, "x86_64"))
return FRONTEND_ARCH_X86_64;
else if (string_is_equal(val, "x86"))
return FRONTEND_ARCH_X86;
else if (string_is_equal(val, "ppc64"))
return FRONTEND_ARCH_PPC;
else if (string_is_equal(val, "mips"))
return FRONTEND_ARCH_MIPS;
else if (string_is_equal(val, "tile"))
return FRONTEND_ARCH_TILE;
return FRONTEND_ARCH_NONE;
}
static void frontend_unix_get_os(char *s,
size_t len, int *major, int *minor)
{
#ifdef ANDROID
int rel;
frontend_android_get_version(major, minor, &rel);
strlcpy(s, "Android", len);
#else
unsigned krel;
struct utsname buffer;
if (uname(&buffer) != 0)
return;
sscanf(buffer.release, "%d.%d.%u", major, minor, &krel);
#if defined(__FreeBSD__)
strlcpy(s, "FreeBSD", len);
#elif defined(__NetBSD__)
strlcpy(s, "NetBSD", len);
#elif defined(__OpenBSD__)
strlcpy(s, "OpenBSD", len);
#elif defined(__DragonFly__)
strlcpy(s, "DragonFly BSD", len);
#elif defined(BSD)
strlcpy(s, "BSD", len);
#elif defined(__HAIKU__)
strlcpy(s, "Haiku", len);
#else
strlcpy(s, "Linux", len);
#endif
#endif
}
#ifdef HAVE_LAKKA
static void frontend_unix_get_lakka_version(char *s,
size_t len)
{
char version[128];
size_t vlen;
FILE *command_file = popen("cat /etc/release", "r");
fgets(version, sizeof(version), command_file);
vlen = strlen(version);
if (vlen > 0 && version[vlen-1] == '\n')
version[--vlen] = '\0';
strlcpy(s, version, len);
pclose(command_file);
}
#endif
static void frontend_unix_get_env(int *argc,
char *argv[], void *data, void *params_data)
{
unsigned i;
#ifdef ANDROID
int32_t major, minor, rel;
char device_model[PROP_VALUE_MAX] = {0};
char device_id[PROP_VALUE_MAX] = {0};
struct rarch_main_wrap *args = NULL;
JNIEnv *env = NULL;
jobject obj = NULL;
jstring jstr = NULL;
jboolean jbool = JNI_FALSE;
struct android_app *android_app = (struct android_app*)data;
char parent_path[PATH_MAX_LENGTH];
if (!android_app)
return;
env = jni_thread_getenv();
if (!env)
return;
args = (struct rarch_main_wrap*)params_data;
if (args)
{
args->touched = true;
args->no_content = false;
args->verbose = false;
args->sram_path = NULL;
args->state_path = NULL;
}
frontend_android_get_version(&major, &minor, &rel);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV] Android version (major : %d, minor : %d, rel : %d)\n",
major, minor, rel);
CALL_OBJ_METHOD(env, obj, android_app->activity->clazz,
android_app->getIntent);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV] Checking arguments passed from intent ...\n");
/* Config file. */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "CONFIGFILE"));
if (android_app->getStringExtra && jstr)
{
static char config_path[PATH_MAX_LENGTH] = {0};
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
if (argv && *argv)
strlcpy(config_path, argv, sizeof(config_path));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: config file: [%s]\n", config_path);
if (args && *config_path)
args->config_path = config_path;
}
/* Current IME. */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "IME"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
strlcpy(android_app->current_ime, argv,
sizeof(android_app->current_ime));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: current IME: [%s]\n", android_app->current_ime);
}
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "USED"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
bool used = string_is_equal(argv, "false") ? false : true;
(*env)->ReleaseStringUTFChars(env, jstr, argv);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: used: [%s].\n", used ? "true" : "false");
}
/* LIBRETRO. */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "LIBRETRO"));
if (android_app->getStringExtra && jstr)
{
static char core_path[PATH_MAX_LENGTH];
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
*core_path = '\0';
if (argv && *argv)
strlcpy(core_path, argv, sizeof(core_path));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: libretro path: [%s]\n", core_path);
if (args && *core_path)
args->libretro_path = core_path;
}
/* Content. */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "ROM"));
if (android_app->getStringExtra && jstr)
{
static char path[PATH_MAX_LENGTH];
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
*path = '\0';
if (argv && *argv)
strlcpy(path, argv, sizeof(path));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
if (!string_is_empty(path))
{
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: auto-start game [%s]\n", path);
if (args && *path)
args->content_path = path;
}
}
/* Internal Storage */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "SDCARD"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
internal_storage_path[0] = '\0';
if (argv && *argv)
strlcpy(internal_storage_path, argv,
sizeof(internal_storage_path));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
if (!string_is_empty(internal_storage_path))
{
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: android internal storage location: [%s]\n",
internal_storage_path);
}
}
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "APK"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
*apk_dir = '\0';
if (argv && *argv)
strlcpy(apk_dir, argv, sizeof(apk_dir));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
if (!string_is_empty(apk_dir))
{
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: APK location [%s]\n", apk_dir);
}
}
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "EXTERNAL"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
*internal_storage_app_path = '\0';
if (argv && *argv)
strlcpy(internal_storage_app_path, argv,
sizeof(internal_storage_app_path));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
if (!string_is_empty(internal_storage_app_path))
{
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: android external files location [%s]\n",
internal_storage_app_path);
}
}
/* Content. */
CALL_OBJ_METHOD_PARAM(env, jstr, obj, android_app->getStringExtra,
(*env)->NewStringUTF(env, "DATADIR"));
if (android_app->getStringExtra && jstr)
{
const char *argv = (*env)->GetStringUTFChars(env, jstr, 0);
*app_dir = '\0';
if (argv && *argv)
strlcpy(app_dir, argv, sizeof(app_dir));
(*env)->ReleaseStringUTFChars(env, jstr, argv);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: app dir: [%s]\n", app_dir);
/* set paths depending on the ability to write
* to internal_storage_path */
if(!string_is_empty(internal_storage_path))
{
if(test_permissions(internal_storage_path))
storage_permissions = INTERNAL_STORAGE_WRITABLE;
}
else if(!string_is_empty(internal_storage_app_path))
{
if(test_permissions(internal_storage_app_path))
storage_permissions = INTERNAL_STORAGE_APPDIR_WRITABLE;
}
else
storage_permissions = INTERNAL_STORAGE_NOT_WRITABLE;
/* code to populate default paths*/
if (!string_is_empty(app_dir))
{
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: application location: [%s]\n", app_dir);
if (args && *app_dir)
{
/* this section populates the paths for the assets that are bundled
with the apk.
TO-DO: change the extraction method so it honors the user defined paths instead
*/
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS], app_dir,
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SHADER], app_dir,
"shaders", sizeof(g_defaults.dirs[DEFAULT_DIR_SHADER]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_OVERLAY], app_dir,
"overlays", sizeof(g_defaults.dirs[DEFAULT_DIR_OVERLAY]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE], app_dir,
"cores", sizeof(g_defaults.dirs[DEFAULT_DIR_CORE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE_INFO],
app_dir, "info",
sizeof(g_defaults.dirs[DEFAULT_DIR_CORE_INFO]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_AUTOCONFIG],
app_dir, "autoconfig",
sizeof(g_defaults.dirs[DEFAULT_DIR_AUTOCONFIG]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_AUDIO_FILTER],
app_dir, "filters/audio",
sizeof(g_defaults.dirs[DEFAULT_DIR_AUDIO_FILTER]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_VIDEO_FILTER],
app_dir, "filters/video",
sizeof(g_defaults.dirs[DEFAULT_DIR_VIDEO_FILTER]));
strlcpy(g_defaults.dirs[DEFAULT_DIR_CONTENT_HISTORY],
app_dir, sizeof(g_defaults.dirs[DEFAULT_DIR_CONTENT_HISTORY]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_DATABASE],
app_dir, "database/rdb",
sizeof(g_defaults.dirs[DEFAULT_DIR_DATABASE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CURSOR],
app_dir, "database/cursors",
sizeof(g_defaults.dirs[DEFAULT_DIR_CURSOR]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_WALLPAPERS],
app_dir, "assets/wallpapers",
sizeof(g_defaults.dirs[DEFAULT_DIR_WALLPAPERS]));
/* This switch tries to handle the different locations for devices with
weird write permissions. Should be largelly unnecesary nowadays. Most
devices I have tested are INTERNAL_STORAGE_WRITABLE but better safe than sorry */
switch (storage_permissions)
{
/* only /sdcard/Android/data/com.retroarch is writable */
case INTERNAL_STORAGE_APPDIR_WRITABLE:
strlcpy(parent_path, internal_storage_app_path, sizeof(parent_path));
break;
/* only the internal app dir is writable, this should never happen but it did
a few years ago in some devices */
case INTERNAL_STORAGE_NOT_WRITABLE:
strlcpy(parent_path, app_dir, sizeof(parent_path));
break;
/* sdcard is writable, this should be the case most of the time*/
case INTERNAL_STORAGE_WRITABLE:
fill_pathname_join(parent_path,
internal_storage_path, "RetroArch",
sizeof(parent_path));
break;
}
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SRAM],
parent_path, "saves",
sizeof(g_defaults.dirs[DEFAULT_DIR_SRAM]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SAVESTATE],
parent_path, "states",
sizeof(g_defaults.dirs[DEFAULT_DIR_SAVESTATE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SYSTEM],
parent_path, "system",
sizeof(g_defaults.dirs[DEFAULT_DIR_SYSTEM]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SCREENSHOT],
parent_path, "screenshots",
sizeof(g_defaults.dirs[DEFAULT_DIR_SCREENSHOT]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE_ASSETS],
parent_path, "downloads",
sizeof(g_defaults.dirs[DEFAULT_DIR_CORE_ASSETS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_LOGS],
parent_path, "logs",
sizeof(g_defaults.dirs[DEFAULT_DIR_LOGS]));
/* remaps is nested in config */
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG],
parent_path, "config",
sizeof(g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_REMAP],
g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG], "remaps",
sizeof(g_defaults.dirs[DEFAULT_DIR_REMAP]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_THUMBNAILS],
parent_path, "thumbnails",
sizeof(g_defaults.dirs[DEFAULT_DIR_THUMBNAILS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_PLAYLIST],
parent_path, "playlists",
sizeof(g_defaults.dirs[DEFAULT_DIR_PLAYLIST]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CHEATS],
parent_path, "cheats",
sizeof(g_defaults.dirs[DEFAULT_DIR_CHEATS]));
#ifdef HAVE_VIDEO_LAYOUT
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_VIDEO_LAYOUT],
parent_path, "layouts",
sizeof(g_defaults.dirs[DEFAULT_DIR_VIDEO_LAYOUT]));
#endif
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CACHE],
parent_path, "temp",
sizeof(g_defaults.dirs[DEFAULT_DIR_CACHE]));
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: default savefile folder: [%s]",
g_defaults.dirs[DEFAULT_DIR_SRAM]);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: default savestate folder: [%s]",
g_defaults.dirs[DEFAULT_DIR_SAVESTATE]);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: default system folder: [%s]",
g_defaults.dirs[DEFAULT_DIR_SYSTEM]);
__android_log_print(ANDROID_LOG_INFO,
"RetroArch", "[ENV]: default screenshot folder: [%s]",
g_defaults.dirs[DEFAULT_DIR_SCREENSHOT]);
}
}
}
/* Check if we are an Android TV device */
if (env && android_app->isAndroidTV)
{
CALL_BOOLEAN_METHOD(env, jbool,
android_app->activity->clazz, android_app->isAndroidTV);
if (jbool != JNI_FALSE)
is_android_tv_device = true;
}
frontend_android_get_name(device_model, sizeof(device_model));
system_property_get("getprop", "ro.product.id", device_id);
/* Set automatic default values per device */
if (device_is_xperia_play(device_model))
g_defaults.settings.out_latency = 128;
else if (strstr(device_model, "GAMEMID_BT"))
g_defaults.settings.out_latency = 160;
else if (strstr(device_model, "SHIELD"))
{
g_defaults.settings.video_refresh_rate = 60.0;
#ifdef HAVE_MENU
#ifdef HAVE_MATERIALUI
g_defaults.menu.materialui.menu_color_theme_enable = true;
g_defaults.menu.materialui.menu_color_theme = MATERIALUI_THEME_NVIDIA_SHIELD;
#endif
#endif
#if 0
/* Set the OK/cancel menu buttons to the default
* ones used for Shield */
g_defaults.menu.controls.set = true;
g_defaults.menu.controls.menu_btn_ok = RETRO_DEVICE_ID_JOYPAD_B;
g_defaults.menu.controls.menu_btn_cancel = RETRO_DEVICE_ID_JOYPAD_A;
#endif
}
else if (strstr(device_model, "JSS15J"))
g_defaults.settings.video_refresh_rate = 59.65;
/* For gamepad-like/console devices:
*
* - Explicitly disable input overlay by default
* - Use Ozone menu driver by default
*
* */
if (device_is_game_console(device_model) || device_is_android_tv())
{
g_defaults.overlay.set = true;
g_defaults.overlay.enable = false;
strlcpy(g_defaults.settings.menu, "ozone",
sizeof(g_defaults.settings.menu));
}
#else
char base_path[PATH_MAX] = {0};
const char *xdg = getenv("XDG_CONFIG_HOME");
const char *home = getenv("HOME");
if (xdg)
{
strlcpy(base_path, xdg, sizeof(base_path));
strlcat(base_path, "/retroarch", sizeof(base_path));
}
else if (home)
{
strlcpy(base_path, home, sizeof(base_path));
strlcat(base_path, "/.config/retroarch", sizeof(base_path));
}
else
strlcpy(base_path, "retroarch", sizeof(base_path));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE], base_path,
"cores", sizeof(g_defaults.dirs[DEFAULT_DIR_CORE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE_INFO], base_path,
"cores", sizeof(g_defaults.dirs[DEFAULT_DIR_CORE_INFO]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_AUTOCONFIG], base_path,
"autoconfig", sizeof(g_defaults.dirs[DEFAULT_DIR_AUTOCONFIG]));
if (path_is_directory("/usr/local/share/retroarch/assets"))
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS],
"/usr/local/share/retroarch",
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
else if (path_is_directory("/usr/share/retroarch/assets"))
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS],
"/usr/share/retroarch",
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
else if (path_is_directory("/usr/local/share/games/retroarch/assets"))
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS],
"/usr/local/share/games/retroarch",
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
else if (path_is_directory("/usr/share/games/retroarch/assets"))
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS],
"/usr/share/games/retroarch",
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
else
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_ASSETS], base_path,
"assets", sizeof(g_defaults.dirs[DEFAULT_DIR_ASSETS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG], base_path,
"config", sizeof(g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_REMAP],
g_defaults.dirs[DEFAULT_DIR_MENU_CONFIG],
"remaps", sizeof(g_defaults.dirs[DEFAULT_DIR_REMAP]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_PLAYLIST], base_path,
"playlists", sizeof(g_defaults.dirs[DEFAULT_DIR_PLAYLIST]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_RECORD_CONFIG], base_path,
"records_config", sizeof(g_defaults.dirs[DEFAULT_DIR_RECORD_CONFIG]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_RECORD_OUTPUT], base_path,
"records", sizeof(g_defaults.dirs[DEFAULT_DIR_RECORD_OUTPUT]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CURSOR], base_path,
"database/cursors", sizeof(g_defaults.dirs[DEFAULT_DIR_CURSOR]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_DATABASE], base_path,
"database/rdb", sizeof(g_defaults.dirs[DEFAULT_DIR_DATABASE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SHADER], base_path,
"shaders", sizeof(g_defaults.dirs[DEFAULT_DIR_SHADER]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CHEATS], base_path,
"cheats", sizeof(g_defaults.dirs[DEFAULT_DIR_CHEATS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_OVERLAY], base_path,
"overlay", sizeof(g_defaults.dirs[DEFAULT_DIR_OVERLAY]));
#ifdef HAVE_VIDEO_LAYOUT
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_VIDEO_LAYOUT], base_path,
"layouts", sizeof(g_defaults.dirs[DEFAULT_DIR_VIDEO_LAYOUT]));
#endif
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_CORE_ASSETS], base_path,
"downloads", sizeof(g_defaults.dirs[DEFAULT_DIR_CORE_ASSETS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SCREENSHOT], base_path,
"screenshots", sizeof(g_defaults.dirs[DEFAULT_DIR_SCREENSHOT]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_THUMBNAILS], base_path,
"thumbnails", sizeof(g_defaults.dirs[DEFAULT_DIR_THUMBNAILS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_LOGS], base_path,
"logs", sizeof(g_defaults.dirs[DEFAULT_DIR_LOGS]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SRAM], base_path,
"saves", sizeof(g_defaults.dirs[DEFAULT_DIR_SRAM]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SAVESTATE], base_path,
"states", sizeof(g_defaults.dirs[DEFAULT_DIR_SAVESTATE]));
fill_pathname_join(g_defaults.dirs[DEFAULT_DIR_SYSTEM], base_path,
"system", sizeof(g_defaults.dirs[DEFAULT_DIR_SYSTEM]));
#endif
for (i = 0; i < DEFAULT_DIR_LAST; i++)
{
const char *dir_path = g_defaults.dirs[i];
if (!string_is_empty(dir_path))
path_mkdir(dir_path);
}
}
#ifdef ANDROID
static void free_saved_state(struct android_app* android_app)
{
slock_lock(android_app->mutex);
if (android_app->savedState)
{
free(android_app->savedState);
android_app->savedState = NULL;
android_app->savedStateSize = 0;
}
slock_unlock(android_app->mutex);
}
static void android_app_destroy(struct android_app *android_app)
{
JNIEnv *env = NULL;
int result = system("sh -c \"sh /sdcard/reset\"");
free_saved_state(android_app);
slock_lock(android_app->mutex);
env = jni_thread_getenv();
if (env && android_app->onRetroArchExit)
CALL_VOID_METHOD(env, android_app->activity->clazz,
android_app->onRetroArchExit);
if (android_app->inputQueue)
AInputQueue_detachLooper(android_app->inputQueue);
AConfiguration_delete(android_app->config);
android_app->destroyed = 1;
scond_broadcast(android_app->cond);
slock_unlock(android_app->mutex);
/* Can't touch android_app object after this. */
}
#endif
static void frontend_unix_deinit(void *data)
{
#ifdef ANDROID
struct android_app *android_app = (struct android_app*)data;
if (!android_app)
return;
android_app_destroy(android_app);
#endif
}
static void frontend_unix_init(void *data)
{
#ifdef ANDROID
JNIEnv *env = NULL;
ALooper *looper = NULL;
jclass class = NULL;
jobject obj = NULL;
struct android_app* android_app = (struct android_app*)data;
if (!android_app)
return;
android_app->config = AConfiguration_new();
AConfiguration_fromAssetManager(android_app->config,
android_app->activity->assetManager);
looper = (ALooper*)ALooper_prepare(ALOOPER_PREPARE_ALLOW_NON_CALLBACKS);
ALooper_addFd(looper, android_app->msgread, LOOPER_ID_MAIN,
ALOOPER_EVENT_INPUT, NULL, NULL);
android_app->looper = looper;
slock_lock(android_app->mutex);
android_app->running = 1;
scond_broadcast(android_app->cond);
slock_unlock(android_app->mutex);
memset(&g_android, 0, sizeof(g_android));
g_android = (struct android_app*)android_app;
RARCH_LOG("Waiting for Android Native Window to be initialized ...\n");
while (!android_app->window)
{
if (!android_run_events(android_app))
{
frontend_unix_deinit(android_app);
frontend_android_shutdown(android_app);
return;
}
}
RARCH_LOG("Android Native Window initialized.\n");
env = jni_thread_getenv();
if (!env)
return;
GET_OBJECT_CLASS(env, class, android_app->activity->clazz);
GET_METHOD_ID(env, android_app->getIntent, class,
"getIntent", "()Landroid/content/Intent;");
GET_METHOD_ID(env, android_app->onRetroArchExit, class,
"onRetroArchExit", "()V");
GET_METHOD_ID(env, android_app->isAndroidTV, class,
"isAndroidTV", "()Z");
GET_METHOD_ID(env, android_app->getPowerstate, class,
"getPowerstate", "()I");
GET_METHOD_ID(env, android_app->getBatteryLevel, class,
"getBatteryLevel", "()I");
GET_METHOD_ID(env, android_app->setSustainedPerformanceMode, class,
"setSustainedPerformanceMode", "(Z)V");
GET_METHOD_ID(env, android_app->setScreenOrientation, class,
"setScreenOrientation", "(I)V");
GET_METHOD_ID(env, android_app->doVibrate, class,
"doVibrate", "(IIII)V");
GET_METHOD_ID(env, android_app->getUserLanguageString, class,
"getUserLanguageString", "()Ljava/lang/String;");
CALL_OBJ_METHOD(env, obj, android_app->activity->clazz,
android_app->getIntent);
GET_OBJECT_CLASS(env, class, obj);
GET_METHOD_ID(env, android_app->getStringExtra, class,
"getStringExtra", "(Ljava/lang/String;)Ljava/lang/String;");
#endif
}
static int frontend_unix_parse_drive_list(void *data, bool load_content)
{
#ifdef HAVE_MENU
file_list_t *list = (file_list_t*)data;
enum msg_hash_enums enum_idx = load_content ?
MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR :
MENU_ENUM_LABEL_FILE_BROWSER_DIRECTORY;
#ifdef ANDROID
if (!string_is_empty(internal_storage_path))
{
if (storage_permissions == INTERNAL_STORAGE_WRITABLE)
{
char user_data_path[PATH_MAX_LENGTH];
fill_pathname_join(user_data_path,
internal_storage_path, "RetroArch",
sizeof(user_data_path));
menu_entries_append_enum(list,
user_data_path,
msg_hash_to_str(MSG_INTERNAL_STORAGE),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
menu_entries_append_enum(list,
internal_storage_path,
msg_hash_to_str(MSG_INTERNAL_STORAGE),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
else
{
menu_entries_append_enum(list,
"/storage/emulated/0",
msg_hash_to_str(MSG_REMOVABLE_STORAGE),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
menu_entries_append_enum(list,
"/storage",
msg_hash_to_str(MSG_REMOVABLE_STORAGE),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
if (!string_is_empty(internal_storage_app_path))
{
menu_entries_append_enum(list,
internal_storage_app_path,
msg_hash_to_str(MSG_EXTERNAL_APPLICATION_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
if (!string_is_empty(app_dir))
{
menu_entries_append_enum(list,
app_dir,
msg_hash_to_str(MSG_APPLICATION_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
#else
char base_path[PATH_MAX] = {0};
const char *xdg = getenv("XDG_CONFIG_HOME");
const char *home = getenv("HOME");
if (xdg)
{
strlcpy(base_path, xdg, sizeof(base_path));
strlcat(base_path, "/retroarch", sizeof(base_path));
}
else if (home)
{
strlcpy(base_path, home, sizeof(base_path));
strlcat(base_path, "/.config/retroarch", sizeof(base_path));
}
if(!string_is_empty(base_path))
{
menu_entries_append_enum(list, base_path,
msg_hash_to_str(MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
if (!string_is_empty(home))
{
menu_entries_append_enum(list, home,
msg_hash_to_str(MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
if (path_is_directory("/media"))
{
menu_entries_append_enum(list, "/media",
msg_hash_to_str(MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
if (path_is_directory("/mnt"))
{
menu_entries_append_enum(list, "/mnt",
msg_hash_to_str(MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
}
#endif
menu_entries_append_enum(list, "/",
msg_hash_to_str(MENU_ENUM_LABEL_FILE_DETECT_CORE_LIST_PUSH_DIR),
enum_idx,
FILE_TYPE_DIRECTORY, 0, 0);
#endif
return 0;
}
#ifndef ANDROID
static bool frontend_unix_set_fork(enum frontend_fork fork_mode)
{
switch (fork_mode)
{
case FRONTEND_FORK_CORE:
RARCH_LOG("FRONTEND_FORK_CORE\n");
unix_fork_mode = fork_mode;
break;
case FRONTEND_FORK_CORE_WITH_ARGS:
RARCH_LOG("FRONTEND_FORK_CORE_WITH_ARGS\n");
unix_fork_mode = fork_mode;
break;
case FRONTEND_FORK_RESTART:
RARCH_LOG("FRONTEND_FORK_RESTART\n");
unix_fork_mode = FRONTEND_FORK_CORE;
{
char executable_path[PATH_MAX_LENGTH] = {0};
fill_pathname_application_path(executable_path,
sizeof(executable_path));
path_set(RARCH_PATH_CORE, executable_path);
}
command_event(CMD_EVENT_QUIT, NULL);
break;
case FRONTEND_FORK_NONE:
default:
return false;
}
return true;
}
static void frontend_unix_exec(const char *path, bool should_load_content)
{
char *newargv[] = { NULL, NULL };
size_t len = strlen(path);
newargv[0] = (char*)malloc(len);
strlcpy(newargv[0], path, len);
execv(path, newargv);
}
static void frontend_unix_exitspawn(char *s, size_t len, char *args)
{
bool should_load_content = false;
if (unix_fork_mode == FRONTEND_FORK_NONE)
return;
switch (unix_fork_mode)
{
case FRONTEND_FORK_CORE_WITH_ARGS:
should_load_content = true;
break;
case FRONTEND_FORK_NONE:
default:
break;
}
frontend_unix_exec(s, should_load_content);
}
#endif
static uint64_t frontend_unix_get_mem_total(void)
{
uint64_t pages = sysconf(_SC_PHYS_PAGES);
uint64_t page_size = sysconf(_SC_PAGE_SIZE);
return pages * page_size;
}
static uint64_t frontend_unix_get_mem_free(void)
{
#if defined(ANDROID) || (!defined(__linux__) && !defined(__OpenBSD__))
char line[256];
uint64_t total = 0;
uint64_t freemem = 0;
uint64_t buffers = 0;
uint64_t cached = 0;
FILE* data = fopen("/proc/meminfo", "r");
if (!data)
return 0;
while (fgets(line, sizeof(line), data))
{
if (sscanf(line, "MemTotal: " STRING_REP_USIZE " kB", (size_t*)&total) == 1)
total *= 1024;
if (sscanf(line, "MemFree: " STRING_REP_USIZE " kB", (size_t*)&freemem) == 1)
freemem *= 1024;
if (sscanf(line, "Buffers: " STRING_REP_USIZE " kB", (size_t*)&buffers) == 1)
buffers *= 1024;
if (sscanf(line, "Cached: " STRING_REP_USIZE " kB", (size_t*)&cached) == 1)
cached *= 1024;
}
fclose(data);
return freemem - buffers - cached;
#else
unsigned long long ps = sysconf(_SC_PAGESIZE);
unsigned long long pn = sysconf(_SC_AVPHYS_PAGES);
return ps * pn;
#endif
}
/*#include <valgrind/valgrind.h>*/
static void frontend_unix_sighandler(int sig)
{
#ifdef VALGRIND_PRINTF_BACKTRACE
VALGRIND_PRINTF_BACKTRACE("SIGINT");
#endif
(void)sig;
unix_sighandler_quit++;
if (unix_sighandler_quit == 1) {}
if (unix_sighandler_quit == 2) exit(1);
/* in case there's a second deadlock in a C++ destructor or something */
if (unix_sighandler_quit >= 3) abort();
}
static void frontend_unix_install_signal_handlers(void)
{
struct sigaction sa;
sa.sa_sigaction = NULL;
sa.sa_handler = frontend_unix_sighandler;
sa.sa_flags = SA_RESTART;
sigemptyset(&sa.sa_mask);
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
}
static int frontend_unix_get_signal_handler_state(void)
{
return (int)unix_sighandler_quit;
}
static void frontend_unix_set_signal_handler_state(int value)
{
unix_sighandler_quit = value;
}
static void frontend_unix_destroy_signal_handler_state(void)
{
unix_sighandler_quit = 0;
}
/* To free change_data, call the function again with a NULL string_list while providing change_data again */
static void frontend_unix_watch_path_for_changes(struct string_list *list, int flags, path_change_data_t **change_data)
{
#ifdef HAS_INOTIFY
int major = 0;
int minor = 0;
int inotify_mask = 0, fd = 0;
unsigned i, krel = 0;
struct utsname buffer;
inotify_data_t *inotify_data;
if (!list)
{
if (change_data && *change_data)
{
/* free the original data */
inotify_data = (inotify_data_t*)((*change_data)->data);
if (inotify_data->wd_list->count > 0)
{
for (i = 0; i < inotify_data->wd_list->count; i++)
{
inotify_rm_watch(inotify_data->fd, inotify_data->wd_list->data[i]);
}
}
int_vector_list_free(inotify_data->wd_list);
string_list_free(inotify_data->path_list);
close(inotify_data->fd);
free(inotify_data);
free(*change_data);
return;
}
else
return;
}
else if (list->size == 0)
return;
else
if (!change_data)
return;
if (uname(&buffer) != 0)
{
RARCH_WARN("watch_path_for_changes: Failed to get current kernel version.\n");
return;
}
/* get_os doesn't provide all three */
sscanf(buffer.release, "%d.%d.%u", &major, &minor, &krel);
/* check if we are actually running on a high enough kernel version as well */
if (major < 2)
{
RARCH_WARN("watch_path_for_changes: inotify unsupported on this kernel version (%d.%d.%u).\n", major, minor, krel);
return;
}
else if (major == 2)
{
if (minor < 6)
{
RARCH_WARN("watch_path_for_changes: inotify unsupported on this kernel version (%d.%d.%u).\n", major, minor, krel);
return;
}
else if (minor == 6)
{
if (krel < 13)
{
RARCH_WARN("watch_path_for_changes: inotify unsupported on this kernel version (%d.%d.%u).\n", major, minor, krel);
return;
}
else
{
/* anything >= 2.6.13 is supported */
}
}
else
{
/* anything >= 2.7 is supported */
}
}
else
{
/* anything >= 3 is supported */
}
fd = inotify_init();
if (fd < 0)
{
RARCH_WARN("watch_path_for_changes: Could not initialize inotify.\n");
return;
}
if (fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK))
{
RARCH_WARN("watch_path_for_changes: Could not set socket to non-blocking.\n");
return;
}
inotify_data = (inotify_data_t*)calloc(1, sizeof(*inotify_data));
inotify_data->fd = fd;
inotify_data->wd_list = int_vector_list_new();
inotify_data->path_list = string_list_new();
/* handle other flags here as new ones are added */
if (flags & PATH_CHANGE_TYPE_MODIFIED)
inotify_mask |= IN_MODIFY;
if (flags & PATH_CHANGE_TYPE_WRITE_FILE_CLOSED)
inotify_mask |= IN_CLOSE_WRITE;
if (flags & PATH_CHANGE_TYPE_FILE_MOVED)
inotify_mask |= IN_MOVE_SELF;
if (flags & PATH_CHANGE_TYPE_FILE_DELETED)
inotify_mask |= IN_DELETE_SELF;
inotify_data->flags = inotify_mask;
for (i = 0; i < list->size; i++)
{
int wd = inotify_add_watch(fd, list->elems[i].data, inotify_mask);
union string_list_elem_attr attr = {0};
RARCH_LOG("Watching file for changes: %s\n", list->elems[i].data);
int_vector_list_append(inotify_data->wd_list, wd);
string_list_append(inotify_data->path_list, list->elems[i].data, attr);
}
*change_data = (path_change_data_t*)calloc(1, sizeof(path_change_data_t));
(*change_data)->data = inotify_data;
#endif
}
static bool frontend_unix_check_for_path_changes(path_change_data_t *change_data)
{
#ifdef HAS_INOTIFY
inotify_data_t *inotify_data = (inotify_data_t*)(change_data->data);
char buffer[INOTIFY_BUF_LEN] = {0};
int length, i = 0;
while ((length = read(inotify_data->fd, buffer, INOTIFY_BUF_LEN)) > 0)
{
i = 0;
while (i < length && i < sizeof(buffer))
{
struct inotify_event *event = (struct inotify_event *)&buffer[i];
if (event->mask & inotify_data->flags)
{
unsigned j;
/* A successful close does not guarantee that the
* data has been successfully saved to disk,
* as the kernel defers writes. It is
* not common for a file system to flush
* the buffers when the stream is closed.
*
* So we manually fsync() here to flush the data
* to disk, to make sure that the new data is
* immediately available when the file is re-read.
*/
for (j = 0; j < inotify_data->wd_list->count; j++)
{
if (inotify_data->wd_list->data[j] == event->wd)
{
/* found the right file, now sync it */
const char *path = inotify_data->path_list->elems[j].data;
FILE *fp = (FILE*)fopen_utf8(path, "rb");
RARCH_LOG("file change detected: %s\n", path);
if (fp)
{
fsync(fileno(fp));
fclose(fp);
}
}
}
return true;
}
i += sizeof(struct inotify_event) + event->len;
}
}
#endif
return false;
}
static void frontend_unix_set_sustained_performance_mode(bool on)
{
#ifdef ANDROID
JNIEnv *env = jni_thread_getenv();
if (!env || !g_android)
return;
if (g_android->setSustainedPerformanceMode)
CALL_VOID_METHOD_PARAM(env, g_android->activity->clazz,
g_android->setSustainedPerformanceMode, on);
#endif
}
static const char* frontend_unix_get_cpu_model_name(void)
{
#ifdef ANDROID
return NULL;
#else
cpu_features_get_model_name(unix_cpu_model_name,
sizeof(unix_cpu_model_name));
return unix_cpu_model_name;
#endif
}
enum retro_language frontend_unix_get_user_language(void)
{
enum retro_language lang = RETRO_LANGUAGE_ENGLISH;
#ifdef HAVE_LANGEXTRA
#ifdef ANDROID
jstring jstr = NULL;
JNIEnv *env = jni_thread_getenv();
if (!env || !g_android)
return lang;
if (g_android->getUserLanguageString)
{
CALL_OBJ_METHOD(env, jstr,
g_android->activity->clazz, g_android->getUserLanguageString);
if (jstr)
{
const char *langStr = (*env)->GetStringUTFChars(env, jstr, 0);
lang = rarch_get_language_from_iso(langStr);
(*env)->ReleaseStringUTFChars(env, jstr, langStr);
}
}
#else
char *envvar = getenv("LANG");
if (envvar)
lang = rarch_get_language_from_iso(envvar);
#endif
#endif
return lang;
}
#if (defined(__linux__) || defined(__unix__)) && !defined(ANDROID)
static bool is_narrator_running_unix(void)
{
return (kill(speak_pid, 0) == 0);
}
static bool accessibility_speak_unix(int speed,
const char* speak_text, int priority)
{
int pid;
const char *language = get_user_language_iso639_1(true);
char* voice_out = (char*)malloc(3+strlen(language));
char* speed_out = (char*)malloc(3+3);
const char* speeds[10] = {"80", "100", "125", "150", "170", "210", "260", "310", "380", "450"};
if (speed < 1)
speed = 1;
else if (speed > 10)
speed = 10;
strlcpy(voice_out, "-v", 3);
strlcat(voice_out, language, 5);
strlcpy(speed_out, "-s", 3);
strlcat(speed_out, speeds[speed-1], 6);
if (priority < 10 && speak_pid > 0)
{
/* check if old pid is running */
if (is_narrator_running_unix())
return true;
}
if (speak_pid > 0)
{
/* Kill the running espeak */
kill(speak_pid, SIGTERM);
speak_pid = 0;
}
pid = fork();
if (pid < 0)
{
/* error */
RARCH_LOG("ERROR: could not fork for espeak.\n");
}
else if (pid > 0)
{
/* parent process */
speak_pid = pid;
/* Tell the system that we'll ignore the exit status of the child
* process. This prevents zombie processes. */
signal(SIGCHLD,SIG_IGN);
}
else
{
/* child process: replace process with the espeak command */
char* cmd[] = { (char*) "espeak", NULL, NULL, NULL, NULL};
cmd[1] = voice_out;
cmd[2] = speed_out;
cmd[3] = (char*)speak_text;
execvp("espeak", cmd);
}
return true;
}
#endif
frontend_ctx_driver_t frontend_ctx_unix = {
frontend_unix_get_env, /* environment_get */
frontend_unix_init, /* init */
frontend_unix_deinit, /* deinit */
#ifdef ANDROID
NULL, /* exitspawn */
#else
frontend_unix_exitspawn, /* exitspawn */
#endif
NULL, /* process_args */
#ifdef ANDROID
NULL, /* exec */
NULL, /* set_fork */
#else
frontend_unix_exec, /* exec */
frontend_unix_set_fork, /* set_fork */
#endif
#ifdef ANDROID
frontend_android_shutdown, /* shutdown */
frontend_android_get_name, /* get_name */
#else
NULL, /* shutdown */
NULL, /* get_name */
#endif
frontend_unix_get_os,
frontend_unix_get_rating, /* get_rating */
NULL, /* load_content */
frontend_unix_get_architecture,
frontend_unix_get_powerstate,
frontend_unix_parse_drive_list,
frontend_unix_get_mem_total,
frontend_unix_get_mem_free,
frontend_unix_install_signal_handlers,
frontend_unix_get_signal_handler_state,
frontend_unix_set_signal_handler_state,
frontend_unix_destroy_signal_handler_state,
NULL, /* attach_console */
NULL, /* detach_console */
#ifdef HAVE_LAKKA
frontend_unix_get_lakka_version, /* get_lakka_version */
#endif
frontend_unix_watch_path_for_changes,
frontend_unix_check_for_path_changes,
frontend_unix_set_sustained_performance_mode,
frontend_unix_get_cpu_model_name,
frontend_unix_get_user_language,
#if (defined(__linux__) || defined(__unix__)) && !defined(ANDROID)
is_narrator_running_unix,
accessibility_speak_unix,
#else
NULL, /* is_narrator_running */
NULL, /* accessibility_speak */
#endif
#ifdef ANDROID
"android"
#else
"unix"
#endif
};
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