Simplify the internal serial extraction routines for each architecture.
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / HID.h
index e898b31..bd67f8f 100644 (file)
@@ -1,21 +1,21 @@
 /*
              LUFA Library
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2010.
-              
+     Copyright (C) Dean Camera, 2011.
+
   dean [at] fourwalledcubicle [dot] com
   dean [at] fourwalledcubicle [dot] com
-      www.fourwalledcubicle.com
+           www.lufa-lib.org
 */
 
 /*
 */
 
 /*
-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
   all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting 
-  documentation, and that the name of the author not be used in 
-  advertising or publicity pertaining to distribution of the 
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
  *
  *  Host mode driver for the library USB HID Class driver.
  *
  *
  *  Host mode driver for the library USB HID Class driver.
  *
- *  \note This file should not be included directly. It is automatically included as needed by the class driver
- *        dispatch header located in LUFA/Drivers/USB/Class/HID.h.
+ *  \note This file should not be included directly. It is automatically included as needed by the USB module driver
+ *        dispatch header located in LUFA/Drivers/USB.h.
  */
 
 /** \ingroup Group_USBClassHID
  */
 
 /** \ingroup Group_USBClassHID
- *  @defgroup Group_USBClassHIDHost HID Class Host Mode Driver
+ *  \defgroup Group_USBClassHIDHost HID Class Host Mode Driver
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
  *    - LUFA/Drivers/USB/Class/Host/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
  *
  *  \section Sec_Dependencies Module Source Dependencies
  *  The following files must be built with any user project that uses this module:
  *    - LUFA/Drivers/USB/Class/Host/HID.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
- *    - LUFA/Drivers/USB/Class/Host/HIDParser.c <i>(Makefile source module name: LUFA_SRC_USB)</i>
  *
  *
- *  \section Module Description
+ *  \section Sec_ModDescription Module Description
  *  Host Mode USB Class driver framework interface, for the HID USB Class driver.
  *
  *  @{
  *  Host Mode USB Class driver framework interface, for the HID USB Class driver.
  *
  *  @{
@@ -57,8 +56,7 @@
        /* Includes: */
                #include "../../USB.h"
                #include "../Common/HID.h"
        /* Includes: */
                #include "../../USB.h"
                #include "../Common/HID.h"
-               #include "HIDParser.h"
-               
+
        /* Enable C linkage for C++ Compilers: */
                #if defined(__cplusplus)
                        extern "C" {
        /* Enable C linkage for C++ Compilers: */
                #if defined(__cplusplus)
                        extern "C" {
 
        /* Preprocessor Checks: */
                #if !defined(__INCLUDE_FROM_HID_DRIVER)
 
        /* Preprocessor Checks: */
                #if !defined(__INCLUDE_FROM_HID_DRIVER)
-                       #error Do not include this file directly. Include LUFA/Drivers/Class/HID.h instead.
+                       #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
                #endif
 
        /* Public Interface - May be used in end-application: */
                /* Macros: */
                        /** Error code for some HID Host functions, indicating a logical (and not hardware) error. */
                        #define HID_ERROR_LOGICAL              0x80
                #endif
 
        /* Public Interface - May be used in end-application: */
                /* Macros: */
                        /** Error code for some HID Host functions, indicating a logical (and not hardware) error. */
                        #define HID_ERROR_LOGICAL              0x80
-       
+
                /* Type Defines: */
                        /** \brief HID Class Host Mode Configuration and State Structure.
                         *
                         *  Class state structure. An instance of this structure should be made within the user application,
                /* Type Defines: */
                        /** \brief HID Class Host Mode Configuration and State Structure.
                         *
                         *  Class state structure. An instance of this structure should be made within the user application,
-                        *  and passed to each of the HID class driver functions as the HIDInterfaceInfo parameter. This
+                        *  and passed to each of the HID class driver functions as the \c HIDInterfaceInfo parameter. This
                         *  stores each HID interface's configuration and state information.
                         */
                        typedef struct
                         *  stores each HID interface's configuration and state information.
                         */
                        typedef struct
                                        bool     DataOUTPipeDoubleBank; /**< Indicates if the HID interface's OUT data pipe should use double banking. */
 
                                        uint8_t  HIDInterfaceProtocol; /**< HID interface protocol value to match against if a specific
                                        bool     DataOUTPipeDoubleBank; /**< Indicates if the HID interface's OUT data pipe should use double banking. */
 
                                        uint8_t  HIDInterfaceProtocol; /**< HID interface protocol value to match against if a specific
-                                                                       *   boot subclass protocol is required, either \ref HID_BOOT_MOUSE_PROTOCOL,
-                                                                                                       *   \ref HID_BOOT_KEYBOARD_PROTOCOL or \ref HID_NON_BOOT_PROTOCOL if any
-                                                                                                       *   HID device should be enumerated by the interface.
+                                                                       *   boot subclass protocol is required, a protocol value from the
+                                                                       *   \ref HID_Descriptor_ClassSubclassProtocol_t enum.
                                                                        */
                                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                        HID_ReportInfo_t* HIDParserData; /**< HID parser data to store the parsed HID report data, when boot protocol
                                                                          *   is not used.
                                                                                                          *
                                                                        */
                                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                        HID_ReportInfo_t* HIDParserData; /**< HID parser data to store the parsed HID report data, when boot protocol
                                                                          *   is not used.
                                                                                                          *
-                                                                         *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined,
+                                                                         *  \note When the \c HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined,
                                                                          *        this method is unavailable.
                                                                          */
                                        #endif
                                                                          *        this method is unavailable.
                                                                          */
                                        #endif
 
                                        uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe. */
                                        uint16_t DataOUTPipeSize;  /**< Size in bytes of the HID interface's OUT data pipe. */
 
                                        uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe. */
                                        uint16_t DataOUTPipeSize;  /**< Size in bytes of the HID interface's OUT data pipe. */
-                                       
+
                                        bool SupportsBootProtocol; /**< Indicates if the current interface instance supports the HID Boot
                                                                    *   Protocol when enabled via \ref HID_Host_SetBootProtocol().
                                                                    */
                                        bool SupportsBootProtocol; /**< Indicates if the current interface instance supports the HID Boot
                                                                    *   Protocol when enabled via \ref HID_Host_SetBootProtocol().
                                                                    */
                                                                 */
                                        bool UsingBootProtocol; /**< Indicates that the interface is currently initialized in Boot Protocol mode */
                                        uint16_t HIDReportSize; /**< Size in bytes of the HID report descriptor in the device. */
                                                                 */
                                        bool UsingBootProtocol; /**< Indicates that the interface is currently initialized in Boot Protocol mode */
                                        uint16_t HIDReportSize; /**< Size in bytes of the HID report descriptor in the device. */
-                                       
+
                                        uint8_t LargestReportSize; /**< Largest report the device will send, in bytes. */
                                } State; /**< State data for the USB class interface within the device. All elements in this section
                                                  *   <b>may</b> be set to initial values, but may also be ignored to default to sane values when
                                        uint8_t LargestReportSize; /**< Largest report the device will send, in bytes. */
                                } State; /**< State data for the USB class interface within the device. All elements in this section
                                                  *   <b>may</b> be set to initial values, but may also be ignored to default to sane values when
 
                /* Enums: */
                        /** Enum for the possible error codes returned by the \ref HID_Host_ConfigurePipes() function. */
 
                /* Enums: */
                        /** Enum for the possible error codes returned by the \ref HID_Host_ConfigurePipes() function. */
-                       enum HIDHost_EnumerationFailure_ErrorCodes_t
+                       enum HID_Host_EnumerationFailure_ErrorCodes_t
                        {
                                HID_ENUMERROR_NoError                    = 0, /**< Configuration Descriptor was processed successfully. */
                                HID_ENUMERROR_InvalidConfigDescriptor    = 1, /**< The device returned an invalid Configuration Descriptor. */
                        {
                                HID_ENUMERROR_NoError                    = 0, /**< Configuration Descriptor was processed successfully. */
                                HID_ENUMERROR_InvalidConfigDescriptor    = 1, /**< The device returned an invalid Configuration Descriptor. */
-                               HID_ENUMERROR_NoHIDInterfaceFound        = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor. */
-                               HID_ENUMERROR_NoHIDDescriptorFound       = 3, /**< The HID descriptor was not found in the device's HID interface. */
-                               HID_ENUMERROR_EndpointsNotFound          = 4, /**< Compatible HID endpoints were not found in the device's HID interface. */
+                               HID_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible HID interface was not found in the device's Configuration Descriptor. */
+                               HID_ENUMERROR_PipeConfigurationFailed    = 3, /**< One or more pipes for the specified interface could not be configured correctly. */
                        };
                        };
-       
+
                /* Function Prototypes: */
                        /** Host interface configuration routine, to configure a given HID host interface instance using the Configuration
                         *  Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's
                /* Function Prototypes: */
                        /** Host interface configuration routine, to configure a given HID host interface instance using the Configuration
                         *  Descriptor read from an attached USB device. This function automatically updates the given HID Host instance's
                         *  device. This should be called once after the stack has enumerated the attached device, while the host state
                         *  machine is in the Addressed state.
                         *
                         *  device. This should be called once after the stack has enumerated the attached device, while the host state
                         *  machine is in the Addressed state.
                         *
+                        *  \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other
+                        *        interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes
+                        *        within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes.
+                        *        \n\n
+                        *
                         *  \note Once the device pipes are configured, the HID device's reporting protocol <b>must</b> be set via a call
                         *        to either the \ref HID_Host_SetBootProtocol() or \ref HID_Host_SetReportProtocol() function.
                         *
                         *  \note Once the device pipes are configured, the HID device's reporting protocol <b>must</b> be set via a call
                         *        to either the \ref HID_Host_SetBootProtocol() or \ref HID_Host_SetReportProtocol() function.
                         *
                         *  \param[in]     ConfigDescriptorSize    Length of the attached device's Configuration Descriptor.
                         *  \param[in]     DeviceConfigDescriptor  Pointer to a buffer containing the attached device's Configuration Descriptor.
                         *
                         *  \param[in]     ConfigDescriptorSize    Length of the attached device's Configuration Descriptor.
                         *  \param[in]     DeviceConfigDescriptor  Pointer to a buffer containing the attached device's Configuration Descriptor.
                         *
-                        *  \return A value from the \ref HIDHost_EnumerationFailure_ErrorCodes_t enum.
+                        *  \return A value from the \ref HID_Host_EnumerationFailure_ErrorCodes_t enum.
                         */
                         */
-                       uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, uint16_t ConfigDescriptorSize,
+                       uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+                                                       uint16_t ConfigDescriptorSize,
                                                        void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
 
 
                        /** Receives a HID IN report from the attached HID device, when a report has been received on the HID IN Data pipe.
                                                        void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
 
 
                        /** Receives a HID IN report from the attached HID device, when a report has been received on the HID IN Data pipe.
-                        *  
+                        *
                         *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
                         *       call will fail.
                         *
                         *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
                         *       call will fail.
                         *
                         *
                         *  \return An error code from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
                         */
                         *
                         *  \return An error code from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
                         */
-                       uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, void* Buffer)
-                                                      ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+                       uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+                                                      void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
 
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                        /** Receives a HID IN report from the attached device, by the report ID.
                         *
 
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                        /** Receives a HID IN report from the attached device, by the report ID.
                         *
-                        *  \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+                        *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
                         *       call will fail.
                         *
                         *       call will fail.
                         *
-                        *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
+                        *  \note When the \c HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *  \param[in]     ReportID          Report ID of the received report if ControlRequest is false, set by the to the Report ID to fetch.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *  \param[in]     ReportID          Report ID of the received report if ControlRequest is false, set by the to the Report ID to fetch.
                         *
                         *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
                         */
                         *
                         *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
                         */
-                       uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, const uint8_t ReportID,
+                       uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
+                                                          const uint8_t ReportID,
                                                           void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
                        #endif
                                                           void* Buffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
                        #endif
-                       
+
                        /** Sends an OUT or FEATURE report to the currently attached HID device, using the device's OUT pipe if available,
                         *  or the device's Control pipe if not.
                         *
                        /** Sends an OUT or FEATURE report to the currently attached HID device, using the device's OUT pipe if available,
                         *  or the device's Control pipe if not.
                         *
-                        *  \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+                        *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
                         *       call will fail.
                         *
                         *       call will fail.
                         *
-                        *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, the ReportID parameter is removed
+                        *  \note When the \c HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, the ReportID parameter is removed
                         *        from the parameter list of this function.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *  \param[in]     ReportID          Report ID of the report to send to the device, or 0 if the device does not use report IDs.
                         *        from the parameter list of this function.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *  \param[in]     ReportID          Report ID of the report to send to the device, or 0 if the device does not use report IDs.
-                        *  \param[in]     ReportType        Type of report to issue to the device, either \ref REPORT_ITEM_TYPE_Out or \ref REPORT_ITEM_TYPE_Feature.
+                        *  \param[in]     ReportType        Type of report to issue to the device, either \ref HID_REPORT_ITEM_Out or \ref HID_REPORT_ITEM_Feature.
                         *  \param[in]     Buffer            Buffer containing the report to send to the attached device.
                         *  \param[in]     ReportSize        Report size in bytes to send to the attached device.
                         *
                         *  \param[in]     Buffer            Buffer containing the report to send to the attached device.
                         *  \param[in]     ReportSize        Report size in bytes to send to the attached device.
                         *
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                                        const uint8_t ReportID,
                        #endif
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                                        const uint8_t ReportID,
                        #endif
-                                                       const uint8_t ReportType, void* Buffer, const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1)
+                                                       const uint8_t ReportType,
+                                                       void* Buffer,
+                                                       const uint16_t ReportSize) ATTR_NON_NULL_PTR_ARG(1)
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                                        ATTR_NON_NULL_PTR_ARG(4);
                        #else
                        #if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
                                                        ATTR_NON_NULL_PTR_ARG(4);
                        #else
 
                        /** Determines if a HID IN report has been received from the attached device on the data IN pipe.
                         *
 
                        /** Determines if a HID IN report has been received from the attached device on the data IN pipe.
                         *
-                        *  \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+                        *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
                         *       call will fail.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *
                         *       call will fail.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *
-                        *  \return Boolean true if a report has been received, false otherwise.
+                        *  \return Boolean \c true if a report has been received, \c false otherwise.
                         */
                        bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
                         */
                        bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-                       
+
                        /** Switches the attached HID device's reporting protocol over to the Boot Report protocol mode, on supported devices.
                         *
                        /** Switches the attached HID device's reporting protocol over to the Boot Report protocol mode, on supported devices.
                         *
-                        *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method must still be called
+                        *  \note When the \c HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method must still be called
                         *        to explicitly place the attached device into boot protocol mode before use.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *        to explicitly place the attached device into boot protocol mode before use.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *        Report Parser this function references <b>must</b> be implemented in the user code.
                         *        \n\n
                         *
                         *        Report Parser this function references <b>must</b> be implemented in the user code.
                         *        \n\n
                         *
-                        *  \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
+                        *  \note When the \c HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined, this method is unavailable.
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *
                         *
                         *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
                         *
                         */
                        uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
                        #endif
                         */
                        uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
                        #endif
-                       
+
                /* Inline Functions: */
                        /** General management task for a given Human Interface Class host class interface, required for the correct operation of
                         *  the interface. This should be called frequently in the main program loop, before the master USB management task
                /* Inline Functions: */
                        /** General management task for a given Human Interface Class host class interface, required for the correct operation of
                         *  the interface. This should be called frequently in the main program loop, before the master USB management task
                        static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
                        {
                                (void)HIDInterfaceInfo;
                        static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
                        {
                                (void)HIDInterfaceInfo;
-                       }               
+                       }
 
        /* Private Interface - For use in library only: */
        #if !defined(__DOXYGEN__)
 
        /* Private Interface - For use in library only: */
        #if !defined(__DOXYGEN__)
-               /* Macros: */
-                       #define HID_INTERFACE_CLASS             0x03
-                       
-                       #define HID_FOUND_DATAPIPE_IN           (1 << 0)
-                       #define HID_FOUND_DATAPIPE_OUT          (1 << 1)
-
                /* Function Prototypes: */
                /* Function Prototypes: */
-                       #if defined(__INCLUDE_FROM_HID_CLASS_HOST_C)
+                       #if defined(__INCLUDE_FROM_HID_HOST_C)
                                static uint8_t DCOMP_HID_Host_NextHIDInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
                                static uint8_t DCOMP_HID_Host_NextHIDInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-                               static uint8_t DCOMP_HID_NextHID(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
+                               static uint8_t DCOMP_HID_Host_NextHID(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
                                static uint8_t DCOMP_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
                                static uint8_t DCOMP_HID_Host_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-                       #endif  
-       #endif  
-       
+                       #endif
+       #endif
+
        /* Disable C linkage for C++ Compilers: */
                #if defined(__cplusplus)
                        }
        /* Disable C linkage for C++ Compilers: */
                #if defined(__cplusplus)
                        }
 #endif
 
 /** @} */
 #endif
 
 /** @} */
+