static void antfs_event_upload_fail_handle(const antfs_event_return_t * p_event)
{
if (m_antfs_dfu_state == ANTFS_DFU_STATE_READY) // All other failure like RF transfers.
{
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(false));
}
}
/**@brief Function for processing ANTFS upload complete event.
*/
static __INLINE void event_upload_complete_handle(void)
{
printf("ANTFS_EVENT_UPLOAD_COMPLETE\n");
// @note: Suppress return value as no use case for handling it exists.
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(m_upload_success));
if (m_upload_success)
{
m_file_offset = 0;
}
}
static void antfs_event_upload_complete_handle(const antfs_event_return_t * p_event)
{
uint32_t err_code;
if (m_antfs_dfu_state == ANTFS_DFU_STATE_VALIDATED)
{
// only send this response if we have validated the upload
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(true));
}
else if (m_antfs_dfu_state == ANTFS_DFU_STATE_READY)
{
if (flash_busy())
{
m_antfs_dfu_state = ANTFS_DFU_STATE_FLASH_PENDING; // Image completed but still busy writing, postpone it on flash call back.
return;
}
if (m_image_data_complete == true)
{
err_code = dfu_image_validate(m_header_crc_seed);
if (err_code == NRF_SUCCESS)
{
m_antfs_dfu_state = ANTFS_DFU_STATE_VALIDATED;
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(true));
}
else
{
upload_data_response_fail_reset();
}
}
else
{
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(true)); // This is expected on block transfers.
}
}
else
{
// no implementation
}
}
/*
* NOTE: This callback is only called by the following
* - Storing done operation by dfu_data_pkt_handle
* - And all clearing done operation.
*/
static void dfu_cb_handler(uint32_t result, uint8_t * p_data)
{
uint32_t err_code;
uint16_t rxd_buffer_len = 0;
uint16_t ram_crc = 0;
uint16_t flash_crc = 0;
#if defined (DBG_DFU_UART_OUT_PIN)
DEBUG_UART_OUT(0xFF);
DEBUG_UART_OUT(m_antfs_dfu_state);
#endif
switch (m_antfs_dfu_state)
{
case ANTFS_DFU_STATE_INIT_DELAYED:
// This is when upon initialization, a pre-erase operation have occured i.e. bank1 pre clearing.
services_init();
break;
case ANTFS_DFU_STATE_FLASH_ERASE:
// Handles upload and download request response delay when there is ongoing flash activities
// Generally we need to avoid flash activities and burst activities to happen at the same time.
// ANTFS request response are delayed and when flash is done response are handled here.
if (m_upload_request_in_progress)
{
m_upload_request_in_progress = false;
// Make sure we got all the latest values.
m_response_info.file_size.data = m_current_offset;
m_response_info.file_crc = m_current_crc;
if (result == NRF_SUCCESS)
{
m_upload_swap_space_prepared = true;
UNUSED_VARIABLE(antfs_upload_req_resp_transmit(RESPONSE_MESSAGE_OK, &m_response_info));
}
else
{
/* Not ready */
UNUSED_VARIABLE(antfs_upload_req_resp_transmit(RESPONSE_MESSAGE_UPLOAD_NOT_READY, &m_response_info));
}
}
if (m_download_request_in_progress)
{
m_download_request_in_progress = false;
UNUSED_VARIABLE(antfs_download_req_resp_prepare(RESPONSE_MESSAGE_OK, &m_response_info));
}
m_antfs_dfu_state = ANTFS_DFU_STATE_READY;
break;
case ANTFS_DFU_STATE_FLASH_PENDING:
case ANTFS_DFU_STATE_READY:
// Handles Flash write call back queued by Upload Data.
if (result != NRF_SUCCESS)
{
upload_data_response_fail_reset();
return;
}
if ((m_mem_pool_1.a_mem_pool <= p_data) && (p_data <= (m_mem_pool_1.a_mem_pool + ANTFS_UPLOAD_DATA_BUFFER_MAX_SIZE)))
{
rxd_buffer_len = m_mem_pool_1.size;
ram_crc = m_mem_pool_1.crc;
m_mem_pool_1.size = 0;
}
else if ((m_mem_pool_2.a_mem_pool <= p_data) && (p_data <= (m_mem_pool_2.a_mem_pool + ANTFS_UPLOAD_DATA_BUFFER_MAX_SIZE)))
{
rxd_buffer_len = m_mem_pool_2.size;
ram_crc = m_mem_pool_2.crc;
m_mem_pool_2.size = 0;
}
else
{
upload_data_response_fail_reset();
return;
}
// Verify the data written to flash.
flash_crc = crc_crc16_update(0, (uint8_t*)(dfu_storage_start_address_get() + m_image_data_offset), rxd_buffer_len);
if (flash_crc != ram_crc)
{
upload_data_response_fail_reset();
return;
}
//update current offsets and crc
m_current_offset += rxd_buffer_len;
m_current_crc = crc_crc16_update(m_current_crc, (uint8_t*)(dfu_storage_start_address_get() + m_image_data_offset), rxd_buffer_len);
m_image_data_offset += rxd_buffer_len;
if (m_antfs_dfu_state == ANTFS_DFU_STATE_FLASH_PENDING)
{
m_antfs_dfu_state = ANTFS_DFU_STATE_READY;
// Update it with the latest values;
m_response_info.file_size.data = m_current_offset;
m_response_info.file_crc = m_current_crc;
if (m_upload_request_in_progress)
{
m_upload_request_in_progress = false;
UNUSED_VARIABLE(antfs_upload_req_resp_transmit(RESPONSE_MESSAGE_OK, &m_response_info));
}
else // data response
{
if (m_image_data_complete == true)
{
if (m_image_data_max == m_image_data_offset)
{
err_code = dfu_image_validate(m_header_crc_seed);
if (err_code == NRF_SUCCESS)
{
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(true));
m_antfs_dfu_state = ANTFS_DFU_STATE_VALIDATED;
return;
}
else
{
upload_data_response_fail_reset();
}
}
if ((m_mem_pool_1.size != 0) || (m_mem_pool_2.size != 0))
{
m_antfs_dfu_state = ANTFS_DFU_STATE_FLASH_PENDING;
}
}
else //m_image_data_complete == false
{
if ((m_mem_pool_1.size == 0) && (m_mem_pool_2.size == 0))
{
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(true)); // Handles block transfers
}
else
{
m_antfs_dfu_state = ANTFS_DFU_STATE_FLASH_PENDING;
}
}
}
}
break;
default:
break;
}
}
static void upload_data_response_fail_reset(void)
{
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(false));
m_antfs_dfu_state = ANTFS_DFU_STATE_STALL;
}
/**@brief Function for processing a single ANTFS event.
*
* @param[in] p_event The event extracted from the queue to be processed.
*/
static void antfs_event_process(const antfs_event_return_t * p_event)
{
switch (p_event->event)
{
case ANTFS_EVENT_OPEN_COMPLETE:
printf("ANTFS_EVENT_OPEN_COMPLETE\n");
break;
case ANTFS_EVENT_CLOSE_COMPLETE:
printf("ANTFS_EVENT_CLOSE_COMPLETE\n");
break;
case ANTFS_EVENT_LINK:
printf("ANTFS_EVENT_LINK\n");
break;
case ANTFS_EVENT_AUTH:
printf("ANTFS_EVENT_AUTH\n");
break;
case ANTFS_EVENT_TRANS:
printf("ANTFS_EVENT_TRANS\n");
break;
case ANTFS_EVENT_PAIRING_REQUEST:
printf("ANTFS_EVENT_PAIRING_REQUEST\n");
event_pairing_request_handle();
break;
case ANTFS_EVENT_PAIRING_TIMEOUT:
printf("ANTFS_EVENT_PAIRING_TIMEOUT\n");
break;
case ANTFS_EVENT_DOWNLOAD_REQUEST:
printf("ANTFS_EVENT_DOWNLOAD_REQUEST\n");
event_download_request_handle(p_event);
break;
case ANTFS_EVENT_DOWNLOAD_START:
printf("ANTFS_EVENT_DOWNLOAD_START\n");
break;
case ANTFS_EVENT_DOWNLOAD_REQUEST_DATA:
event_download_data_handle(p_event);
break;
case ANTFS_EVENT_DOWNLOAD_COMPLETE:
printf("ANTFS_EVENT_DOWNLOAD_COMPLETE\n");
break;
case ANTFS_EVENT_DOWNLOAD_FAIL:
printf("ANTFS_EVENT_DOWNLOAD_FAIL\n");
break;
case ANTFS_EVENT_UPLOAD_REQUEST:
printf("ANTFS_EVENT_UPLOAD_REQUEST\n");
event_upload_request_handle(p_event);
break;
case ANTFS_EVENT_UPLOAD_START:
printf("ANTFS_EVENT_UPLOAD_START\n");
break;
case ANTFS_EVENT_UPLOAD_DATA:
event_upload_data_handle(p_event);
break;
case ANTFS_EVENT_UPLOAD_FAIL:
printf("ANTFS_EVENT_UPLOAD_FAIL\n");
// @note: Suppress return value as no use case for handling it exists.
UNUSED_VARIABLE(antfs_upload_data_resp_transmit(false));
break;
case ANTFS_EVENT_UPLOAD_COMPLETE:
printf("ANTFS_EVENT_UPLOAD_COMPLETE\n");
event_upload_complete_handle();
break;
case ANTFS_EVENT_ERASE_REQUEST:
printf("ANTFS_EVENT_ERASE_REQUEST\n");
event_erase_request_handle(p_event);
break;
default:
break;
}
}