HAL_StatusTypeDef HAL_TIM_RegisterCallback()

in Drivers/STM32U5xx_HAL/Src/stm32u5xx_hal_tim.c [6306:6532]

• 172 lines of code
• 50 McCabe index (conditional complexity)

HAL_StatusTypeDef HAL_TIM_RegisterCallback(TIM_HandleTypeDef *htim, HAL_TIM_CallbackIDTypeDef CallbackID,
                                           pTIM_CallbackTypeDef pCallback)
{
  HAL_StatusTypeDef status = HAL_OK;

  if (pCallback == NULL)
  {
    return HAL_ERROR;
  }
  /* Process locked */
  __HAL_LOCK(htim);

  if (htim->State == HAL_TIM_STATE_READY)
  {
    switch (CallbackID)
    {
      case HAL_TIM_BASE_MSPINIT_CB_ID :
        htim->Base_MspInitCallback                 = pCallback;
        break;

      case HAL_TIM_BASE_MSPDEINIT_CB_ID :
        htim->Base_MspDeInitCallback               = pCallback;
        break;

      case HAL_TIM_IC_MSPINIT_CB_ID :
        htim->IC_MspInitCallback                   = pCallback;
        break;

      case HAL_TIM_IC_MSPDEINIT_CB_ID :
        htim->IC_MspDeInitCallback                 = pCallback;
        break;

      case HAL_TIM_OC_MSPINIT_CB_ID :
        htim->OC_MspInitCallback                   = pCallback;
        break;

      case HAL_TIM_OC_MSPDEINIT_CB_ID :
        htim->OC_MspDeInitCallback                 = pCallback;
        break;

      case HAL_TIM_PWM_MSPINIT_CB_ID :
        htim->PWM_MspInitCallback                  = pCallback;
        break;

      case HAL_TIM_PWM_MSPDEINIT_CB_ID :
        htim->PWM_MspDeInitCallback                = pCallback;
        break;

      case HAL_TIM_ONE_PULSE_MSPINIT_CB_ID :
        htim->OnePulse_MspInitCallback             = pCallback;
        break;

      case HAL_TIM_ONE_PULSE_MSPDEINIT_CB_ID :
        htim->OnePulse_MspDeInitCallback           = pCallback;
        break;

      case HAL_TIM_ENCODER_MSPINIT_CB_ID :
        htim->Encoder_MspInitCallback              = pCallback;
        break;

      case HAL_TIM_ENCODER_MSPDEINIT_CB_ID :
        htim->Encoder_MspDeInitCallback            = pCallback;
        break;

      case HAL_TIM_HALL_SENSOR_MSPINIT_CB_ID :
        htim->HallSensor_MspInitCallback           = pCallback;
        break;

      case HAL_TIM_HALL_SENSOR_MSPDEINIT_CB_ID :
        htim->HallSensor_MspDeInitCallback         = pCallback;
        break;

      case HAL_TIM_PERIOD_ELAPSED_CB_ID :
        htim->PeriodElapsedCallback                = pCallback;
        break;

      case HAL_TIM_PERIOD_ELAPSED_HALF_CB_ID :
        htim->PeriodElapsedHalfCpltCallback        = pCallback;
        break;

      case HAL_TIM_TRIGGER_CB_ID :
        htim->TriggerCallback                      = pCallback;
        break;

      case HAL_TIM_TRIGGER_HALF_CB_ID :
        htim->TriggerHalfCpltCallback              = pCallback;
        break;

      case HAL_TIM_IC_CAPTURE_CB_ID :
        htim->IC_CaptureCallback                   = pCallback;
        break;

      case HAL_TIM_IC_CAPTURE_HALF_CB_ID :
        htim->IC_CaptureHalfCpltCallback           = pCallback;
        break;

      case HAL_TIM_OC_DELAY_ELAPSED_CB_ID :
        htim->OC_DelayElapsedCallback              = pCallback;
        break;

      case HAL_TIM_PWM_PULSE_FINISHED_CB_ID :
        htim->PWM_PulseFinishedCallback            = pCallback;
        break;

      case HAL_TIM_PWM_PULSE_FINISHED_HALF_CB_ID :
        htim->PWM_PulseFinishedHalfCpltCallback    = pCallback;
        break;

      case HAL_TIM_ERROR_CB_ID :
        htim->ErrorCallback                        = pCallback;
        break;

      case HAL_TIM_COMMUTATION_CB_ID :
        htim->CommutationCallback                  = pCallback;
        break;

      case HAL_TIM_COMMUTATION_HALF_CB_ID :
        htim->CommutationHalfCpltCallback          = pCallback;
        break;

      case HAL_TIM_BREAK_CB_ID :
        htim->BreakCallback                        = pCallback;
        break;

      case HAL_TIM_BREAK2_CB_ID :
        htim->Break2Callback                       = pCallback;
        break;

      case HAL_TIM_ENCODER_INDEX_CB_ID :
        htim->EncoderIndexCallback                 = pCallback;
        break;

      case HAL_TIM_DIRECTION_CHANGE_CB_ID :
        htim->DirectionChangeCallback              = pCallback;
        break;

      case HAL_TIM_INDEX_ERROR_CB_ID :
        htim->IndexErrorCallback                   = pCallback;
        break;

      case HAL_TIM_TRANSITION_ERROR_CB_ID :
        htim->TransitionErrorCallback              = pCallback;
        break;

      default :
        /* Return error status */
        status = HAL_ERROR;
        break;
    }
  }
  else if (htim->State == HAL_TIM_STATE_RESET)
  {
    switch (CallbackID)
    {
      case HAL_TIM_BASE_MSPINIT_CB_ID :
        htim->Base_MspInitCallback         = pCallback;
        break;

      case HAL_TIM_BASE_MSPDEINIT_CB_ID :
        htim->Base_MspDeInitCallback       = pCallback;
        break;

      case HAL_TIM_IC_MSPINIT_CB_ID :
        htim->IC_MspInitCallback           = pCallback;
        break;

      case HAL_TIM_IC_MSPDEINIT_CB_ID :
        htim->IC_MspDeInitCallback         = pCallback;
        break;

      case HAL_TIM_OC_MSPINIT_CB_ID :
        htim->OC_MspInitCallback           = pCallback;
        break;

      case HAL_TIM_OC_MSPDEINIT_CB_ID :
        htim->OC_MspDeInitCallback         = pCallback;
        break;

      case HAL_TIM_PWM_MSPINIT_CB_ID :
        htim->PWM_MspInitCallback          = pCallback;
        break;

      case HAL_TIM_PWM_MSPDEINIT_CB_ID :
        htim->PWM_MspDeInitCallback        = pCallback;
        break;

      case HAL_TIM_ONE_PULSE_MSPINIT_CB_ID :
        htim->OnePulse_MspInitCallback     = pCallback;
        break;

      case HAL_TIM_ONE_PULSE_MSPDEINIT_CB_ID :
        htim->OnePulse_MspDeInitCallback   = pCallback;
        break;

      case HAL_TIM_ENCODER_MSPINIT_CB_ID :
        htim->Encoder_MspInitCallback      = pCallback;
        break;

      case HAL_TIM_ENCODER_MSPDEINIT_CB_ID :
        htim->Encoder_MspDeInitCallback    = pCallback;
        break;

      case HAL_TIM_HALL_SENSOR_MSPINIT_CB_ID :
        htim->HallSensor_MspInitCallback   = pCallback;
        break;

      case HAL_TIM_HALL_SENSOR_MSPDEINIT_CB_ID :
        htim->HallSensor_MspDeInitCallback = pCallback;
        break;

      default :
        /* Return error status */
        status = HAL_ERROR;
        break;
    }
  }
  else
  {
    /* Return error status */
    status = HAL_ERROR;
  }

  /* Release Lock */
  __HAL_UNLOCK(htim);

  return status;
}