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https://github.com/qmk/qmk_firmware.git
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f4814771d2
Adjustments to the CDC and MIDI device class drivers to use sizeof() on the actual variable being transmitted or received rather than its datatype to reduce possible mistakes.
104 lines
3.1 KiB
C
104 lines
3.1 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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#include "../../HighLevel/USBMode.h"
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#if defined(USB_CAN_BE_DEVICE)
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#include "MIDI.h"
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void MIDI_Device_ProcessControlRequest(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
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{
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}
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bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
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{
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memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State));
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if (MIDIInterfaceInfo->Config.DataINEndpointNumber)
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{
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if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_BULK,
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ENDPOINT_DIR_IN, MIDIInterfaceInfo->Config.DataINEndpointSize,
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ENDPOINT_BANK_SINGLE)))
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{
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return false;
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}
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}
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if (MIDIInterfaceInfo->Config.DataOUTEndpointNumber)
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{
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if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber, EP_TYPE_BULK,
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ENDPOINT_DIR_OUT, MIDIInterfaceInfo->Config.DataOUTEndpointSize,
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ENDPOINT_BANK_SINGLE)))
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{
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return false;
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}
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}
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return true;
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}
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void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
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{
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}
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void MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
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{
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if (USB_DeviceState != DEVICE_STATE_Configured)
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return;
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Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);
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if (Endpoint_IsReadWriteAllowed());
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{
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Endpoint_Write_Stream_LE(Event, sizeof(Event), NO_STREAM_CALLBACK);
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Endpoint_ClearIN();
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}
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}
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bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
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{
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if (USB_DeviceState != DEVICE_STATE_Configured)
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return false;
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Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataOUTEndpointNumber);
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if (!(Endpoint_IsReadWriteAllowed()))
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return false;
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Endpoint_Read_Stream_LE(Event, sizeof(Event), NO_STREAM_CALLBACK);
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Endpoint_ClearOUT();
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return true;
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}
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#endif
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