Here is a list of all enums with links to the files they belong to:

• EXTI_CallbackIDTypeDef : stm32f4xx_hal_exti.h
• FLASH_ProcedureTypeDef : stm32f4xx_hal_flash.h
• GPIO_PinState : stm32f4xx_hal_gpio.h
• HAL_CRC_StateTypeDef : stm32f4xx_hal_crc.h
• HAL_DMA_CallbackIDTypeDef : stm32f4xx_hal_dma.h
• HAL_DMA_LevelCompleteTypeDef : stm32f4xx_hal_dma.h
• HAL_DMA_MemoryTypeDef : stm32f4xx_hal_dma_ex.h
• HAL_DMA_StateTypeDef : stm32f4xx_hal_dma.h
• HAL_I2C_ModeTypeDef : stm32f4xx_hal_i2c.h
• HAL_I2C_StateTypeDef : stm32f4xx_hal_i2c.h
• HAL_I2S_StateTypeDef : stm32f4xx_hal_i2s.h
• HAL_IRDA_StateTypeDef : stm32f4xx_hal_irda.h
• HAL_LockTypeDef : stm32f4xx_hal_def.h
• HAL_RTCStateTypeDef : stm32f4xx_hal_rtc.h
• HAL_SMARTCARD_StateTypeDef : stm32f4xx_hal_smartcard.h
• HAL_SMBUS_ModeTypeDef : stm32f4xx_hal_smbus.h
• HAL_SMBUS_StateTypeDef : stm32f4xx_hal_smbus.h
• HAL_SPI_StateTypeDef : stm32f4xx_hal_spi.h
• HAL_StatusTypeDef : stm32f4xx_hal_def.h
• HAL_TickFreqTypeDef : stm32f4xx_hal.h
• HAL_TIM_ActiveChannel : stm32f4xx_hal_tim.h
• HAL_TIM_ChannelStateTypeDef : stm32f4xx_hal_tim.h
• HAL_TIM_DMABurstStateTypeDef : stm32f4xx_hal_tim.h
• HAL_TIM_StateTypeDef : stm32f4xx_hal_tim.h
• HAL_UART_StateTypeDef : stm32f4xx_hal_uart.h
• HAL_USART_StateTypeDef : stm32f4xx_hal_usart.h