bool PowerX11::GetPowerInfo_Linux_proc_acpi() {
String node;
DirAccess *dirp = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
bool have_battery = false;
bool have_ac = false;
bool charging = false;
this->nsecs_left = -1;
this->percent_left = -1;
this->power_state = OS::POWERSTATE_UNKNOWN;
dirp->change_dir(proc_acpi_battery_path);
Error err = dirp->list_dir_begin();
if (err != OK) {
return false; /* can't use this interface. */
} else {
node = dirp->get_next();
while (node != "") {
check_proc_acpi_battery(node.utf8().get_data(), &have_battery, &charging /*, seconds, percent*/);
node = dirp->get_next();
}
memdelete(dirp);
}
dirp->change_dir(proc_acpi_ac_adapter_path);
err = dirp->list_dir_begin();
if (err != OK) {
return false; /* can't use this interface. */
} else {
node = dirp->get_next();
while (node != "") {
check_proc_acpi_ac_adapter(node.utf8().get_data(), &have_ac);
node = dirp->get_next();
}
memdelete(dirp);
}
if (!have_battery) {
this->power_state = OS::POWERSTATE_NO_BATTERY;
} else if (charging) {
this->power_state = OS::POWERSTATE_CHARGING;
} else if (have_ac) {
this->power_state = OS::POWERSTATE_CHARGED;
} else {
this->power_state = OS::POWERSTATE_ON_BATTERY;
}
return true; /* definitive answer. */
}
SDL_bool
SDL_GetPowerInfo_Linux_proc_acpi(SDL_PowerState * state,
int *seconds, int *percent)
{
struct dirent *dent = NULL;
DIR *dirp = NULL;
SDL_bool have_battery = SDL_FALSE;
SDL_bool have_ac = SDL_FALSE;
SDL_bool charging = SDL_FALSE;
*seconds = -1;
*percent = -1;
*state = SDL_POWERSTATE_UNKNOWN;
dirp = opendir(proc_acpi_battery_path);
if (dirp == NULL) {
return SDL_FALSE; /* can't use this interface. */
} else {
while ((dent = readdir(dirp)) != NULL) {
const char *node = dent->d_name;
check_proc_acpi_battery(node, &have_battery, &charging,
seconds, percent);
}
closedir(dirp);
}
dirp = opendir(proc_acpi_ac_adapter_path);
if (dirp == NULL) {
return SDL_FALSE; /* can't use this interface. */
} else {
while ((dent = readdir(dirp)) != NULL) {
const char *node = dent->d_name;
check_proc_acpi_ac_adapter(node, &have_ac);
}
closedir(dirp);
}
if (!have_battery) {
*state = SDL_POWERSTATE_NO_BATTERY;
} else if (charging) {
*state = SDL_POWERSTATE_CHARGING;
} else if (have_ac) {
*state = SDL_POWERSTATE_CHARGED;
} else {
*state = SDL_POWERSTATE_ON_BATTERY;
}
return SDL_TRUE; /* definitive answer. */
}
bool_t CC_CALL sys_get_power_info_acpi(CC_POWER_STATE_ENUM *state, dword_t *seconds, byte_t *percent)
{
struct dirent *dent = NULL;
DIR *dirp = NULL;
bool_t have_battery = FALSE;
bool_t have_ac = FALSE;
bool_t charging = FALSE;
*seconds = -1;
*percent = -1;
*state = CC_POWERSTATE_UNKNOWN;
dirp = opendir(proc_acpi_battery_path);
if (dirp == NULL) {
return FALSE; /* can't use this interface. */
} else {
while ((dent = readdir(dirp)) != NULL) {
const char *node = dent->d_name;
check_proc_acpi_battery(node, &have_battery, &charging, seconds, percent);
}
closedir(dirp);
}
dirp = opendir(proc_acpi_ac_adapter_path);
if (dirp == NULL) {
return FALSE; /* can't use this interface. */
} else {
while ((dent = readdir(dirp)) != NULL) {
const char *node = dent->d_name;
check_proc_acpi_ac_adapter(node, &have_ac);
}
closedir(dirp);
}
if (!have_battery) {
*state = CC_POWERSTATE_NO_BATTERY;
} else if (charging) {
*state = CC_POWERSTATE_CHARGING;
} else if (have_ac) {
*state = CC_POWERSTATE_CHARGED;
} else {
*state = CC_POWERSTATE_ON_BATTERY;
}
return TRUE; /* definitive answer. */
}