X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/26afe5fe9e75a506805c155f8fa69000e0f92515..77a9df36a77d2523dd2bc24fa17f9f04c6c175c5:/Demos/Device/ClassDriver/GenericHID/GenericHID.c diff --git a/Demos/Device/ClassDriver/GenericHID/GenericHID.c b/Demos/Device/ClassDriver/GenericHID/GenericHID.c index 879675ba7..7eea008c5 100644 --- a/Demos/Device/ClassDriver/GenericHID/GenericHID.c +++ b/Demos/Device/ClassDriver/GenericHID/GenericHID.c @@ -1,21 +1,21 @@ /* LUFA Library - Copyright (C) Dean Camera, 2010. - + Copyright (C) Dean Camera, 2011. + 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 - 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 - 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 @@ -37,10 +37,10 @@ #include "GenericHID.h" /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */ -uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE]; +static uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE]; /** Structure to contain reports from the host, so that they can be echoed back upon request */ -struct +static struct { uint8_t ReportID; uint16_t ReportSize; @@ -60,22 +60,23 @@ USB_ClassInfo_HID_Device_t Generic_HID_Interface = .ReportINEndpointNumber = GENERIC_IN_EPNUM, .ReportINEndpointSize = GENERIC_EPSIZE, .ReportINEndpointDoubleBank = false, - + .PrevReportINBuffer = PrevHIDReportBuffer, .PrevReportINBufferSize = sizeof(PrevHIDReportBuffer), }, }; + /** Main program entry point. This routine contains the overall program flow, including initial * setup of all components and the main program loop. */ int main(void) { SetupHardware(); - + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); sei(); - + for (;;) { HID_Device_USBTask(&Generic_HID_Interface); @@ -101,7 +102,7 @@ void SetupHardware(void) /** Event handler for the library USB Connection event. */ void EVENT_USB_Device_Connect(void) { - LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); + LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); } /** Event handler for the library USB Disconnection event. */ @@ -113,16 +114,17 @@ void EVENT_USB_Device_Disconnect(void) /** Event handler for the library USB Configuration Changed event. */ void EVENT_USB_Device_ConfigurationChanged(void) { - LEDs_SetAllLEDs(LEDMASK_USB_READY); + bool ConfigSuccess = true; - if (!(HID_Device_ConfigureEndpoints(&Generic_HID_Interface))) - LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + ConfigSuccess &= HID_Device_ConfigureEndpoints(&Generic_HID_Interface); USB_Device_EnableSOFEvents(); + + LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); } -/** Event handler for the library USB Unhandled Control Request event. */ -void EVENT_USB_Device_UnhandledControlRequest(void) +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) { HID_Device_ProcessControlRequest(&Generic_HID_Interface); } @@ -137,20 +139,23 @@ void EVENT_USB_Device_StartOfFrame(void) * * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID - * \param[in] ReportType Type of the report to create, either REPORT_ITEM_TYPE_In or REPORT_ITEM_TYPE_Feature + * \param[in] ReportType Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature * \param[out] ReportData Pointer to a buffer where the created report should be stored * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent * * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent */ -bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID, - const uint8_t ReportType, void* ReportData, uint16_t* ReportSize) +bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, + uint8_t* const ReportID, + const uint8_t ReportType, + void* ReportData, + uint16_t* const ReportSize) { if (HIDReportEcho.ReportID) *ReportID = HIDReportEcho.ReportID; memcpy(ReportData, HIDReportEcho.ReportData, HIDReportEcho.ReportSize); - + *ReportSize = HIDReportEcho.ReportSize; return true; } @@ -159,14 +164,18 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn * * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced * \param[in] ReportID Report ID of the received report from the host - * \param[in] ReportType The type of report that the host has sent, either REPORT_ITEM_TYPE_Out or REPORT_ITEM_TYPE_Feature - * \param[in] ReportData Pointer to a buffer where the created report has been stored + * \param[in] ReportType The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature + * \param[in] ReportData Pointer to a buffer where the received report has been stored * \param[in] ReportSize Size in bytes of the received HID report */ -void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, const uint8_t ReportID, - const uint8_t ReportType, const void* ReportData, const uint16_t ReportSize) +void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, + const uint8_t ReportID, + const uint8_t ReportType, + const void* ReportData, + const uint16_t ReportSize) { HIDReportEcho.ReportID = ReportID; HIDReportEcho.ReportSize = ReportSize; memcpy(HIDReportEcho.ReportData, ReportData, ReportSize); } +