*
* \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
- * - LUFA/Drivers/USB/Class/Host/HIDParser.c
+ * - 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
* Host Mode USB Class driver framework interface, for the HID USB Class driver.
/* Public Interface - May be used in end-application: */
/* Macros: */
- /** Error code for some HID Host functions, indicating a logical (and not hardware) error */
+ /** Error code for some HID Host functions, indicating a logical (and not hardware) error. */
#define HID_ERROR_LOGICAL 0x80
/* Type Defines: */
{
const struct
{
- uint8_t DataINPipeNumber; /**< Pipe number of the HID interface's IN data pipe */
- bool DataINPipeDoubleBank; /** Indicates if the HID interface's IN data pipe should use double banking */
+ uint8_t DataINPipeNumber; /**< Pipe number of the HID interface's IN data pipe. */
+ bool DataINPipeDoubleBank; /**< Indicates if the HID interface's IN data pipe should use double banking. */
- uint8_t DataOUTPipeNumber; /**< Pipe number of the HID interface's OUT data pipe */
- bool DataOUTPipeDoubleBank; /** Indicates if the HID interface's OUT data pipe should use double banking */
+ uint8_t DataOUTPipeNumber; /**< Pipe number of the HID interface's OUT data pipe. */
+ 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
+ * HID device should be enumerated by the interface.
*/
#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
+ * is not used.
*
* \note When the HID_HOST_BOOT_PROTOCOL_ONLY compile time token is defined,
* this method is unavailable.
{
bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid
* after \ref HID_Host_ConfigurePipes() is called and the Host state machine is in the
- * Configured state
+ * Configured state.
*/
- uint8_t InterfaceNumber; /**< Interface index of the HID interface within the attached device */
+ uint8_t InterfaceNumber; /**< Interface index of the HID interface within the attached device. */
- 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()
+ * Protocol when enabled via \ref HID_Host_SetBootProtocol().
*/
bool DeviceUsesOUTPipe; /**< Indicates if the current interface instance uses a separate OUT data pipe for
* OUT reports, or if OUT reports are sent via the control pipe instead.
*/
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 */
+ 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 */
+ 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
* the interface is enumerated.
/** Enum for the possible error codes returned by the \ref HID_Host_ConfigurePipes() function. */
enum HIDHost_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_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_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. */
};
/* Function Prototypes: */
* \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,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state
- * \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,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state.
+ * \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 HIDHost_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.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
- * \n\n
+ * \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.
*
* \note The destination buffer should be large enough to accommodate the largest report that the attached device
* can generate.
*
- * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state
- * \param[in] Buffer Buffer to store the received report into
+ * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state.
+ * \param[in] Buffer Buffer to store the received report into.
*
- * \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.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
- * \n\n
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
* \note When the 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] Buffer Buffer to store the received report into
+ * \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] Buffer Buffer to store the received report into.
*
- * \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
- /** Sends an OUT 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.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
- * \n\n
+ * \pre This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
+ * call will fail.
*
* \note When the 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
- * \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,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] Buffer Buffer containing the report to send to the attached device.
+ * \param[in] ReportSize Report size in bytes to send to the attached device.
*
* \return An error code from the \ref USB_Host_SendControlErrorCodes_t enum if the DeviceUsesOUTPipe flag is set in
- * the interface's state structure, a value from the \ref Pipe_Stream_RW_ErrorCodes_t enum otherwise
+ * the interface's state structure, a value from the \ref Pipe_Stream_RW_ErrorCodes_t enum otherwise.
*/
uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo,
#if !defined(HID_HOST_BOOT_PROTOCOL_ONLY)
const uint8_t ReportID,
#endif
- 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(3);
+ ATTR_NON_NULL_PTR_ARG(4);
#else
- ATTR_NON_NULL_PTR_ARG(2);
+ ATTR_NON_NULL_PTR_ARG(3);
#endif
/** Determines if a HID IN report has been received from the attached device on the data IN pipe.
*
- * \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
- * call will fail.
+ * \pre This function must only be called when the Host state machine is in the 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
+ * \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 true if a report has been received, false otherwise.
*/
bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
* \note When the 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
+ * \param[in,out] HIDInterfaceInfo Pointer to a structure containing a HID Class host configuration and state.
*
* \return \ref HID_ERROR_LOGICAL if the device does not support Boot Protocol mode, a value from the
- * \ref USB_Host_SendControlErrorCodes_t enum otherwise
+ * \ref USB_Host_SendControlErrorCodes_t enum otherwise.
*/
uint8_t HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
*
* \note When the 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.
*
* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum if an error occurs while retrieving the HID
* Report descriptor or the setting of the Report protocol, \ref HID_ERROR_LOGICAL if the HID interface does
* not have a valid \ref HID_ReportInfo_t structure set in its configuration, a mask of \ref HID_ERROR_LOGICAL
- * and a value from the \ref HID_Parse_ErrorCodes_t otherwise
+ * and a value from the \ref HID_Parse_ErrorCodes_t otherwise.
*/
uint8_t HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
#endif
* the interface. This should be called frequently in the main program loop, before the master USB management task
* \ref USB_USBTask().
*
- * \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.
*/
static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo);
static inline void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
/* Function Prototypes: */
#if defined(__INCLUDE_FROM_HID_CLASS_HOST_C)
- static uint8_t DComp_HID_Host_NextHIDInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
- static uint8_t DComp_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_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_NextHIDInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
#endif
#endif
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