79 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include <hal/nrf_rtc.h>
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| #include "CurrentTimeClient.h"
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| 
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| using namespace Pinetime::Controllers;
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| 
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| constexpr ble_uuid16_t CurrentTimeClient::ctsServiceUuid;
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| constexpr ble_uuid16_t CurrentTimeClient::currentTimeCharacteristicUuid;
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| 
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| int Pinetime::Controllers::CurrentTimeDiscoveryEventCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
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|                            const struct ble_gatt_svc *service, void *arg) {
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|   auto client = static_cast<CurrentTimeClient*>(arg);
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|   return client->OnDiscoveryEvent(conn_handle, error, service);
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| }
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| 
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| int Pinetime::Controllers::CurrentTimeCharacteristicDiscoveredCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
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|                                                 const struct ble_gatt_chr *chr, void *arg) {
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|   auto client = static_cast<CurrentTimeClient*>(arg);
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|   return client->OnCharacteristicDiscoveryEvent(conn_handle, error, chr);
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| }
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| 
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| int Pinetime::Controllers::CurrentTimeReadCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
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|                                    struct ble_gatt_attr *attr, void *arg) {
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|   auto client = static_cast<CurrentTimeClient*>(arg);
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|   return client->OnCurrentTimeReadResult(conn_handle, error, attr);
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| }
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| 
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| 
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| CurrentTimeClient::CurrentTimeClient(DateTime& dateTimeController) : dateTimeController{dateTimeController} {
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| 
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| }
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| 
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| void CurrentTimeClient::Init() {
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| 
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| }
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| 
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| void CurrentTimeClient::StartDiscovery(uint16_t connectionHandle) {
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|   ble_gattc_disc_svc_by_uuid(connectionHandle, ((ble_uuid_t*)&ctsServiceUuid), CurrentTimeDiscoveryEventCallback, this);
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| }
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| 
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| int CurrentTimeClient::OnDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error, const ble_gatt_svc *service) {
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|   if(service == nullptr && error->status == BLE_HS_EDONE)
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|     NRF_LOG_INFO("Discovery complete");
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| 
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|   if(service != nullptr && ble_uuid_cmp(((ble_uuid_t*)&ctsServiceUuid), &service->uuid.u) == 0) {
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|     NRF_LOG_INFO("CTS discovered : 0x%x", service->start_handle);
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|     ble_gattc_disc_chrs_by_uuid(connectionHandle, service->start_handle, service->end_handle, ((ble_uuid_t*)¤tTimeCharacteristicUuid), CurrentTimeCharacteristicDiscoveredCallback, this);
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|   }
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|   return 0;
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| }
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| 
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| int CurrentTimeClient::OnCharacteristicDiscoveryEvent(uint16_t conn_handle, const ble_gatt_error *error,
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|                                    const ble_gatt_chr *characteristic) {
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|   if(characteristic == nullptr && error->status == BLE_HS_EDONE)
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|     NRF_LOG_INFO("Characteristic discovery complete");
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| 
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|   if(characteristic != nullptr && ble_uuid_cmp(((ble_uuid_t*)¤tTimeCharacteristicUuid), &characteristic->uuid.u) == 0) {
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|     NRF_LOG_INFO("CTS Characteristic discovered : 0x%x", characteristic->val_handle);
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| 
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|     ble_gattc_read(conn_handle, characteristic->val_handle, CurrentTimeReadCallback, this);
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|   }
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|   return 0;
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| }
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| 
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| int CurrentTimeClient::OnCurrentTimeReadResult(uint16_t conn_handle, const ble_gatt_error *error, const ble_gatt_attr *attribute) {
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|   if(error->status == 0) {
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|     // TODO check that attribute->handle equals the handle discovered in OnCharacteristicDiscoveryEvent
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|     CtsData result;
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|     os_mbuf_copydata(attribute->om, 0, sizeof(CtsData), &result);
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|     NRF_LOG_INFO("Received data: %d-%d-%d %d:%d:%d", result.year,
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|                  result.month, result.dayofmonth,
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|                  result.hour, result.minute, result.second);
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|     dateTimeController.SetTime(result.year, result.month, result.dayofmonth,
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|                                0, result.hour, result.minute, result.second, nrf_rtc_counter_get(portNRF_RTC_REG));
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|   } else {
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|     NRF_LOG_INFO("Error retrieving current time: %d", error->status);
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|   }
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|   return 0;
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| }
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