114 lines
5.3 KiB
C
114 lines
5.3 KiB
C
/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \ingroup Group_USBClassHID
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* @defgroup Group_USBClassHIDDevice HID Class Device Mode Driver
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*
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* \section Module Description
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* Device Mode USB Class driver framework interface, for the HID USB Class driver.
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*
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* @{
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*/
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#ifndef _HID_CLASS_DEVICE_H_
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#define _HID_CLASS_DEVICE_H_
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/* Includes: */
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#include "../../USB.h"
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#include "../Common/HID.h"
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#include <string.h>
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Public Interface - May be used in end-application: */
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/* Function Prototypes: */
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/** Configures the endpoints of a given HID interface, ready for use. This should be linked to the library
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* \ref EVENT_USB_ConfigurationChanged() event so that the endpoints are configured when the configuration
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* containing the given HID interface is selected.
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*
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* \param HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state.
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*
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* \return Boolean true if the endpoints were sucessfully configured, false otherwise
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*/
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bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_t* HIDInterfaceInfo);
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/** Processes incomming control requests from the host, that are directed to the given HID class interface. This should be
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* linked to the library \ref EVENT_USB_UnhandledControlPacket() event.
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*
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* \param HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state.
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*/
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void HID_Device_ProcessControlPacket(USB_ClassInfo_HID_t* HIDInterfaceInfo);
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/** General management task for a given HID class interface, required for the correct operation of the interface. This should
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* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
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*
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* \param HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state.
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*/
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void HID_Device_USBTask(USB_ClassInfo_HID_t* HIDInterfaceInfo);
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/** HID class driver callback for the user creation of a HID input report. This callback may fire in response to either
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* HID class control requests from the host, or by the normal HID endpoint polling procedure. Inside this callback the
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* user is responsible for the creation of the next HID input report to be sent to the host.
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*
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* \param HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state.
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* \param ReportID If preset to a non-zero value, this is the report ID being requested by the host. If zero, this should
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* be set to the report ID of the generated HID input report. If multiple reports are not sent via the
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* given HID interface, this parameter should be ignored.
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* \param ReportData Pointer to a buffer where the generated HID report should be stored.
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*
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* \return Number of bytes in the generated input report, or zero if no report is to be sent
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*/
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uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t* ReportID, void* ReportData);
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/** HID class driver callback for the user processing of a received HID input report. This callback may fire in response to
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* either HID class control requests from the host, or by the normal HID endpoint polling procedure. Inside this callback
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* the user is responsible for the processing of the received HID output report from the host.
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*
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* \param HIDInterfaceInfo Pointer to a structure containing a HID Class configuration and state.
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* \param ReportID Report ID of the received output report. If multiple reports are not received via the given HID
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* interface, this parameter should be ignored.
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* \param ReportData Pointer to a buffer where the received HID report is stored.
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* \param ReportSize Size in bytes of the received report from the host.
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*/
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void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, uint8_t ReportID, void* ReportData,
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uint16_t ReportSize);
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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#endif
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#endif
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/** @} */
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