HAL_StatusTypeDef HAL_TIM_UnRegisterCallback()

in CMake-armcc/Drivers/STM32L4xx_HAL_Driver/Src/stm32l4xx_hal_tim.c [6071:6276]
155 lines of code
45 McCabe index (conditional complexity)

HAL_StatusTypeDef HAL_TIM_UnRegisterCallback(TIM_HandleTypeDef *htim, HAL_TIM_CallbackIDTypeDef CallbackID)
{
  HAL_StatusTypeDef status = HAL_OK;

  /* Process locked */
  __HAL_LOCK(htim);

  if (htim->State == HAL_TIM_STATE_READY)
  {
    switch (CallbackID)
    {
      case HAL_TIM_BASE_MSPINIT_CB_ID :
        htim->Base_MspInitCallback              = HAL_TIM_Base_MspInit;                      /* Legacy weak Base MspInit Callback */
        break;

      case HAL_TIM_BASE_MSPDEINIT_CB_ID :
        htim->Base_MspDeInitCallback            = HAL_TIM_Base_MspDeInit;                    /* Legacy weak Base Msp DeInit Callback */
        break;

      case HAL_TIM_IC_MSPINIT_CB_ID :
        htim->IC_MspInitCallback                = HAL_TIM_IC_MspInit;                        /* Legacy weak IC Msp Init Callback */
        break;

      case HAL_TIM_IC_MSPDEINIT_CB_ID :
        htim->IC_MspDeInitCallback              = HAL_TIM_IC_MspDeInit;                      /* Legacy weak IC Msp DeInit Callback */
        break;

      case HAL_TIM_OC_MSPINIT_CB_ID :
        htim->OC_MspInitCallback                = HAL_TIM_OC_MspInit;                        /* Legacy weak OC Msp Init Callback */
        break;

      case HAL_TIM_OC_MSPDEINIT_CB_ID :
        htim->OC_MspDeInitCallback              = HAL_TIM_OC_MspDeInit;                      /* Legacy weak OC Msp DeInit Callback */
        break;

      case HAL_TIM_PWM_MSPINIT_CB_ID :
        htim->PWM_MspInitCallback               = HAL_TIM_PWM_MspInit;                       /* Legacy weak PWM Msp Init Callback */
        break;

      case HAL_TIM_PWM_MSPDEINIT_CB_ID :
        htim->PWM_MspDeInitCallback             = HAL_TIM_PWM_MspDeInit;                     /* Legacy weak PWM Msp DeInit Callback */
        break;

      case HAL_TIM_ONE_PULSE_MSPINIT_CB_ID :
        htim->OnePulse_MspInitCallback          = HAL_TIM_OnePulse_MspInit;                  /* Legacy weak One Pulse Msp Init Callback */
        break;

      case HAL_TIM_ONE_PULSE_MSPDEINIT_CB_ID :
        htim->OnePulse_MspDeInitCallback        = HAL_TIM_OnePulse_MspDeInit;                /* Legacy weak One Pulse Msp DeInit Callback */
        break;

      case HAL_TIM_ENCODER_MSPINIT_CB_ID :
        htim->Encoder_MspInitCallback           = HAL_TIM_Encoder_MspInit;                   /* Legacy weak Encoder Msp Init Callback */
        break;

      case HAL_TIM_ENCODER_MSPDEINIT_CB_ID :
        htim->Encoder_MspDeInitCallback         = HAL_TIM_Encoder_MspDeInit;                 /* Legacy weak Encoder Msp DeInit Callback */
        break;

      case HAL_TIM_HALL_SENSOR_MSPINIT_CB_ID :
        htim->HallSensor_MspInitCallback        = HAL_TIMEx_HallSensor_MspInit;              /* Legacy weak Hall Sensor Msp Init Callback */
        break;

      case HAL_TIM_HALL_SENSOR_MSPDEINIT_CB_ID :
        htim->HallSensor_MspDeInitCallback      = HAL_TIMEx_HallSensor_MspDeInit;            /* Legacy weak Hall Sensor Msp DeInit Callback */
        break;

      case HAL_TIM_PERIOD_ELAPSED_CB_ID :
        htim->PeriodElapsedCallback             = HAL_TIM_PeriodElapsedCallback;             /* Legacy weak Period Elapsed Callback */
        break;

      case HAL_TIM_PERIOD_ELAPSED_HALF_CB_ID :
        htim->PeriodElapsedHalfCpltCallback     = HAL_TIM_PeriodElapsedHalfCpltCallback;     /* Legacy weak Period Elapsed half complete Callback */
        break;

      case HAL_TIM_TRIGGER_CB_ID :
        htim->TriggerCallback                   = HAL_TIM_TriggerCallback;                   /* Legacy weak Trigger Callback */
        break;

      case HAL_TIM_TRIGGER_HALF_CB_ID :
        htim->TriggerHalfCpltCallback           = HAL_TIM_TriggerHalfCpltCallback;           /* Legacy weak Trigger half complete Callback */
        break;

      case HAL_TIM_IC_CAPTURE_CB_ID :
        htim->IC_CaptureCallback                = HAL_TIM_IC_CaptureCallback;                /* Legacy weak IC Capture Callback */
        break;

      case HAL_TIM_IC_CAPTURE_HALF_CB_ID :
        htim->IC_CaptureHalfCpltCallback        = HAL_TIM_IC_CaptureHalfCpltCallback;        /* Legacy weak IC Capture half complete Callback */
        break;

      case HAL_TIM_OC_DELAY_ELAPSED_CB_ID :
        htim->OC_DelayElapsedCallback           = HAL_TIM_OC_DelayElapsedCallback;           /* Legacy weak OC Delay Elapsed Callback */
        break;

      case HAL_TIM_PWM_PULSE_FINISHED_CB_ID :
        htim->PWM_PulseFinishedCallback         = HAL_TIM_PWM_PulseFinishedCallback;         /* Legacy weak PWM Pulse Finished Callback */
        break;

      case HAL_TIM_PWM_PULSE_FINISHED_HALF_CB_ID :
        htim->PWM_PulseFinishedHalfCpltCallback = HAL_TIM_PWM_PulseFinishedHalfCpltCallback; /* Legacy weak PWM Pulse Finished half complete Callback */
        break;

      case HAL_TIM_ERROR_CB_ID :
        htim->ErrorCallback                     = HAL_TIM_ErrorCallback;                     /* Legacy weak Error Callback */
        break;

      case HAL_TIM_COMMUTATION_CB_ID :
        htim->CommutationCallback               = HAL_TIMEx_CommutCallback;                  /* Legacy weak Commutation Callback */
        break;

      case HAL_TIM_COMMUTATION_HALF_CB_ID :
        htim->CommutationHalfCpltCallback       = HAL_TIMEx_CommutHalfCpltCallback;          /* Legacy weak Commutation half complete Callback */
        break;

      case HAL_TIM_BREAK_CB_ID :
        htim->BreakCallback                     = HAL_TIMEx_BreakCallback;                   /* Legacy weak Break Callback */
        break;

      case HAL_TIM_BREAK2_CB_ID :
        htim->Break2Callback                    = HAL_TIMEx_Break2Callback;                  /* Legacy weak Break2 Callback */
        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         = HAL_TIM_Base_MspInit;              /* Legacy weak Base MspInit Callback */
        break;

      case HAL_TIM_BASE_MSPDEINIT_CB_ID :
        htim->Base_MspDeInitCallback       = HAL_TIM_Base_MspDeInit;            /* Legacy weak Base Msp DeInit Callback */
        break;

      case HAL_TIM_IC_MSPINIT_CB_ID :
        htim->IC_MspInitCallback           = HAL_TIM_IC_MspInit;                /* Legacy weak IC Msp Init Callback */
        break;

      case HAL_TIM_IC_MSPDEINIT_CB_ID :
        htim->IC_MspDeInitCallback         = HAL_TIM_IC_MspDeInit;              /* Legacy weak IC Msp DeInit Callback */
        break;

      case HAL_TIM_OC_MSPINIT_CB_ID :
        htim->OC_MspInitCallback           = HAL_TIM_OC_MspInit;                /* Legacy weak OC Msp Init Callback */
        break;

      case HAL_TIM_OC_MSPDEINIT_CB_ID :
        htim->OC_MspDeInitCallback         = HAL_TIM_OC_MspDeInit;              /* Legacy weak OC Msp DeInit Callback */
        break;

      case HAL_TIM_PWM_MSPINIT_CB_ID :
        htim->PWM_MspInitCallback          = HAL_TIM_PWM_MspInit;               /* Legacy weak PWM Msp Init Callback */
        break;

      case HAL_TIM_PWM_MSPDEINIT_CB_ID :
        htim->PWM_MspDeInitCallback        = HAL_TIM_PWM_MspDeInit;             /* Legacy weak PWM Msp DeInit Callback */
        break;

      case HAL_TIM_ONE_PULSE_MSPINIT_CB_ID :
        htim->OnePulse_MspInitCallback     = HAL_TIM_OnePulse_MspInit;          /* Legacy weak One Pulse Msp Init Callback */
        break;

      case HAL_TIM_ONE_PULSE_MSPDEINIT_CB_ID :
        htim->OnePulse_MspDeInitCallback   = HAL_TIM_OnePulse_MspDeInit;        /* Legacy weak One Pulse Msp DeInit Callback */
        break;

      case HAL_TIM_ENCODER_MSPINIT_CB_ID :
        htim->Encoder_MspInitCallback      = HAL_TIM_Encoder_MspInit;           /* Legacy weak Encoder Msp Init Callback */
        break;

      case HAL_TIM_ENCODER_MSPDEINIT_CB_ID :
        htim->Encoder_MspDeInitCallback    = HAL_TIM_Encoder_MspDeInit;         /* Legacy weak Encoder Msp DeInit Callback */
        break;

      case HAL_TIM_HALL_SENSOR_MSPINIT_CB_ID :
        htim->HallSensor_MspInitCallback   = HAL_TIMEx_HallSensor_MspInit;      /* Legacy weak Hall Sensor Msp Init Callback */
        break;

      case HAL_TIM_HALL_SENSOR_MSPDEINIT_CB_ID :
        htim->HallSensor_MspDeInitCallback = HAL_TIMEx_HallSensor_MspDeInit;    /* Legacy weak Hall Sensor Msp DeInit Callback */
        break;

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

  /* Release Lock */
  __HAL_UNLOCK(htim);

  return status;
}