/**@brief Function for handling of descriptor discovery responses.
*
* @details This function will validate and store the descriptor received.
* If not all descriptors are discovered it will continue the descriptor discovery
* procedure, otherwise it will continue to running state.
* If we receive a GATT Client error, we will go to handling of discovery failure.
*/
static void event_descriptor_rsp(ble_ans_c_t * p_ans, const ble_evt_t * p_ble_evt)
{
if (p_ble_evt->evt.gattc_evt.gatt_status == BLE_GATT_STATUS_ATTERR_ATTRIBUTE_NOT_FOUND ||
p_ble_evt->evt.gattc_evt.gatt_status == BLE_GATT_STATUS_ATTERR_INVALID_HANDLE)
{
handle_discovery_failure(p_ans, NRF_ERROR_NOT_FOUND);
}
else if (p_ble_evt->evt.gattc_evt.gatt_status)
{
// We have received an unexpected result.
// As we are in a connected state, but can not continue
// our descriptor discovery, we will go to running state.
handle_discovery_failure(p_ans, p_ble_evt->evt.gattc_evt.gatt_status);
}
else
{
if (p_ble_evt->evt.gattc_evt.params.desc_disc_rsp.count > 0)
{
descriptor_set(&m_service, &(p_ble_evt->evt.gattc_evt.params.desc_disc_rsp.descs[0]));
}
if (m_service.new_alert.handle_cccd == BLE_ANS_INVALID_HANDLE ||
m_service.unread_alert_status.handle_cccd == BLE_ANS_INVALID_HANDLE)
{
descriptor_disc_req_send(p_ans);
}
else
{
connection_established(p_ans);
}
}
}
void idt_init() {
idt.size = sizeof(descriptor) - 1;
idt.base = (uint64_t) &descriptor;
for (int i = 0; i < INTERRUPT_COUNT; i++)
descriptor_set(i, (uint64_t) &handler_empty,
INTERRUPT_FLAG_PRESENT | INTERRUPT_FLAG_INT64);
uint8_t errors[] = {8, 10, 11, 12, 13, 14, 17, 30};
for (int i = 0; i < 8; i++)
descriptor_set(errors[i], (uint64_t) &handler_pop,
INTERRUPT_FLAG_PRESENT | INTERRUPT_FLAG_INT64);
set_idt(&idt);
}
