X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/328ed71ce728de4a6633d981441ac9837c9cd62a..f5d079462dd975b9e7ae3f39423a64b6516f5dbd:/LUFA/Drivers/USB/Class/Device/CDC.h diff --git a/LUFA/Drivers/USB/Class/Device/CDC.h b/LUFA/Drivers/USB/Class/Device/CDC.h index 8a0cb6abd..3bd9c9da3 100644 --- a/LUFA/Drivers/USB/Class/Device/CDC.h +++ b/LUFA/Drivers/USB/Class/Device/CDC.h @@ -103,15 +103,15 @@ uint8_t DataINEndpointNumber; /**< Endpoint number of the CDC interface's IN data endpoint */ uint16_t DataINEndpointSize; /**< Size in bytes of the CDC interface's IN data endpoint */ - bool DataINEndpointDoubleBank; /** Indicates if the CDC interface's IN data endpoint should use double banking */ + bool DataINEndpointDoubleBank; /**< Indicates if the CDC interface's IN data endpoint should use double banking */ uint8_t DataOUTEndpointNumber; /**< Endpoint number of the CDC interface's OUT data endpoint */ uint16_t DataOUTEndpointSize; /**< Size in bytes of the CDC interface's OUT data endpoint */ - bool DataOUTEndpointDoubleBank; /** Indicates if the CDC interface's OUT data endpoint should use double banking */ + bool DataOUTEndpointDoubleBank; /**< Indicates if the CDC interface's OUT data endpoint should use double banking */ uint8_t NotificationEndpointNumber; /**< Endpoint number of the CDC interface's IN notification endpoint, if used */ uint16_t NotificationEndpointSize; /**< Size in bytes of the CDC interface's IN notification endpoint, if used */ - bool NotificationEndpointDoubleBank; /** Indicates if the CDC interface's notification endpoint should use double banking */ + bool NotificationEndpointDoubleBank; /**< Indicates if the CDC interface's notification endpoint should use double banking */ } Config; /**< Config data for the USB class interface within the device. All elements in this section * must be set or the interface will fail to enumerate and operate correctly. */ @@ -203,8 +203,8 @@ * \ref CDC_Device_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be * packed into a single endpoint packet, increasing data throughput. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * \param[in] Data Pointer to the string to send to the host @@ -220,8 +220,8 @@ * \ref CDC_Device_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be * packed into a single endpoint packet, increasing data throughput. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * \param[in] Data Byte of data to send to the host @@ -232,8 +232,8 @@ /** Determines the number of bytes received by the CDC interface from the host, waiting to be read. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * @@ -245,8 +245,8 @@ * returns 0. The \ref CDC_Device_BytesReceived() function should be queried before data is received to ensure that no data * underflow occurs. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * @@ -256,8 +256,8 @@ /** Flushes any data waiting to be sent, ensuring that the send buffer is cleared. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * @@ -270,8 +270,8 @@ * until they are cleared via a second notification. This should be called each time the CDC class driver's * ControlLineStates.DeviceToHost value is updated to push the new states to the USB host. * - * \note This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or - * the call will fail. + * \pre This function must only be called when the Device state machine is in the DEVICE_STATE_Configured state or + * the call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state */ @@ -292,7 +292,8 @@ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed */ - void CDC_Device_CreateStream(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, FILE* Stream); + void CDC_Device_CreateStream(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, FILE* Stream) + ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); /** Identical to CDC_Device_CreateStream(), except that reads are blocking until the calling stream function terminates * the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications. @@ -300,15 +301,16 @@ * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed */ - void CDC_Device_CreateBlockingStream(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, FILE* Stream); + void CDC_Device_CreateBlockingStream(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, FILE* Stream) + ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); /* Private Interface - For use in library only: */ #if !defined(__DOXYGEN__) /* Function Prototypes: */ #if defined(__INCLUDE_FROM_CDC_CLASS_DEVICE_C) - static int CDC_Device_putchar(char c, FILE* Stream); - static int CDC_Device_getchar(FILE* Stream); - static int CDC_Device_getchar_Blocking(FILE* Stream); + static int CDC_Device_putchar(char c, FILE* Stream) ATTR_NON_NULL_PTR_ARG(2); + static int CDC_Device_getchar(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1); + static int CDC_Device_getchar_Blocking(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1); void CDC_Device_Event_Stub(void); void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const CDCInterfaceInfo)