diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/HID.c')
| -rw-r--r-- | LUFA/Drivers/USB/Class/Device/HID.c | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/HID.c b/LUFA/Drivers/USB/Class/Device/HID.c index 5111eba59..cdfe8497a 100644 --- a/LUFA/Drivers/USB/Class/Device/HID.c +++ b/LUFA/Drivers/USB/Class/Device/HID.c @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 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 @@ -39,7 +39,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter { if (!(Endpoint_IsSETUPReceived())) return; - + if (USB_ControlRequest.wIndex != HIDInterfaceInfo->Config.InterfaceNumber) return; @@ -56,7 +56,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter memset(ReportData, 0, sizeof(ReportData)); CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportType, ReportData, &ReportSize); - + if (HIDInterfaceInfo->Config.PrevReportINBuffer != NULL) memcpy(HIDInterfaceInfo->Config.PrevReportINBuffer, ReportData, HIDInterfaceInfo->Config.PrevReportINBufferSize); @@ -66,7 +66,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter Endpoint_Write_Control_Stream_LE(ReportData, ReportSize); Endpoint_ClearOUT(); } - + break; case HID_REQ_SetReport: if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) @@ -82,7 +82,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter CALLBACK_HID_Device_ProcessHIDReport(HIDInterfaceInfo, ReportID, ReportType, ReportData, ReportSize); } - + break; case HID_REQ_GetProtocol: if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) @@ -92,7 +92,7 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter Endpoint_ClearIN(); Endpoint_ClearStatusStage(); } - + break; case HID_REQ_SetProtocol: if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) @@ -100,9 +100,9 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter Endpoint_ClearSETUP(); Endpoint_ClearStatusStage(); - HIDInterfaceInfo->State.UsingReportProtocol = ((USB_ControlRequest.wValue & 0xFF) != 0x00); + HIDInterfaceInfo->State.UsingReportProtocol = ((USB_ControlRequest.wValue & 0xFF) != 0x00); } - + break; case HID_REQ_SetIdle: if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) @@ -112,11 +112,11 @@ void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInter HIDInterfaceInfo->State.IdleCount = ((USB_ControlRequest.wValue & 0xFF00) >> 6); } - + break; case HID_REQ_GetIdle: if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) - { + { Endpoint_ClearSETUP(); Endpoint_Write_Byte(HIDInterfaceInfo->State.IdleCount >> 2); Endpoint_ClearIN(); @@ -139,17 +139,17 @@ bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_Device_t* const HIDInterfac { return false; } - + return true; } - + void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo) { if (USB_DeviceState != DEVICE_STATE_Configured) return; Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber); - + if (Endpoint_IsReadWriteAllowed()) { uint8_t ReportINData[HIDInterfaceInfo->Config.PrevReportINBufferSize]; @@ -162,7 +162,7 @@ void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo) ReportINData, &ReportINSize); bool StatesChanged = false; bool IdlePeriodElapsed = (HIDInterfaceInfo->State.IdleCount && !(HIDInterfaceInfo->State.IdleMSRemaining)); - + if (HIDInterfaceInfo->Config.PrevReportINBuffer != NULL) { StatesChanged = (memcmp(ReportINData, HIDInterfaceInfo->Config.PrevReportINBuffer, ReportINSize) != 0); @@ -179,10 +179,11 @@ void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo) Endpoint_Write_Byte(ReportID); Endpoint_Write_Stream_LE(ReportINData, ReportINSize, NO_STREAM_CALLBACK); - + Endpoint_ClearIN(); } } } #endif + |