Ken Van Hoeylandt 42e843b463
C++ conversions (#111)
* Remove version from artifact name
* Target C++ 20 and higher
* Use cpp string
* Better crash implementation
* String utils in cpp style
* Replace parameter methods with start() method
* MutexType to Mutex::Type
* Kernel c to cpp style
* Cleanup event flag
* More cpp conversions
* Test fixes
* Updated ideas docs
2024-12-07 12:24:28 +01:00

84 lines
2.1 KiB
C++

#include "Mutex.h"
#include "Timer.h"
#include "service/ServiceContext.h"
#include "TactilityCore.h"
#include "TactilityHeadless.h"
#include "service/ServiceRegistry.h"
#include <cstdlib>
#define TAG "sdcard_service"
namespace tt::service::sdcard {
static int32_t sdcard_task(void* context);
extern const ServiceManifest manifest;
struct ServiceData {
Mutex mutex;
std::unique_ptr<Timer> updateTimer;
hal::sdcard::State lastState = hal::sdcard::StateUnmounted;
bool lock(TickType_t timeout) const {
return mutex.acquire(timeout) == TtStatusOk;
}
void unlock() const {
tt_check(mutex.release() == TtStatusOk);
}
};
static void onUpdate(std::shared_ptr<void> context) {
auto data = std::static_pointer_cast<ServiceData>(context);
if (!data->lock(50)) {
TT_LOG_W(TAG, "Failed to acquire lock");
return;
}
hal::sdcard::State new_state = hal::sdcard::getState();
if (new_state == hal::sdcard::StateError) {
TT_LOG_W(TAG, "Sdcard error - unmounting. Did you eject the card in an unsafe manner?");
hal::sdcard::unmount(kernel::millisToTicks(1000));
}
if (new_state != data->lastState) {
data->lastState = new_state;
}
data->unlock();
}
static void onStart(ServiceContext& service) {
if (hal::getConfiguration().sdcard != nullptr) {
auto data = std::make_shared<ServiceData>();
service.setData(data);
data->updateTimer = std::make_unique<Timer>(Timer::TypePeriodic, onUpdate, data);
// We want to try and scan more often in case of startup or scan lock failure
data->updateTimer->start(1000);
} else {
TT_LOG_I(TAG, "task not started due to config");
}
}
static void onStop(ServiceContext& service) {
auto data = std::static_pointer_cast<ServiceData>(service.getData());
if (data->updateTimer != nullptr) {
// Stop thread
data->updateTimer->stop();
data->updateTimer = nullptr;
}
}
extern const ServiceManifest manifest = {
.id = "sdcard",
.onStart = onStart,
.onStop = onStop
};
} // namespace