Add beginnings of a RNDIS Ethernet Host demo.
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14 changed files with 1837 additions and 28 deletions
149
Demos/Host/Incomplete/RNDISEthernetHost/Lib/RNDISCommands.c
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149
Demos/Host/Incomplete/RNDISEthernetHost/Lib/RNDISCommands.c
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/*
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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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/** \file
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*
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* RNDOS Device commands, to issue RNDIS commands to the device for
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* the control and data transfer between the host and RNDIS device.
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*/
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#include "RNDISCommands.h"
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uint32_t RequestID = 0;
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uint8_t RNDIS_SendEncapsulatedCommand(void* Buffer, uint16_t Length)
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{
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USB_ControlRequest = (USB_Request_Header_t)
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{
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.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
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.bRequest = REQ_SendEncapsulatedCommand,
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.wValue = 0,
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.wIndex = 0,
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.wLength = Length,
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};
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printf("==== RNDIS CONTROL REQUEST ====\r\n");
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uint8_t* Data = Buffer;
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for (uint16_t i = 0; i < Length / 8; i++)
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{
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for (uint16_t j = 0; (j < 8) && i*8+j < Length; j++)
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printf("%02X ", *(Data++));
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printf("\r\n");
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}
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printf("==== ********************* ====\r\n");
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/* Select the control pipe for the request transfer */
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Pipe_SelectPipe(PIPE_CONTROLPIPE);
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return USB_Host_SendControlRequest(Buffer);
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}
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uint8_t RNDIS_GetEncapsulatedResponse(void* Buffer, uint16_t Length)
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{
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USB_ControlRequest = (USB_Request_Header_t)
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{
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.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
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.bRequest = REQ_GetEncapsulatedResponse,
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.wValue = 0,
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.wIndex = 0,
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.wLength = Length,
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};
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/* Select the control pipe for the request transfer */
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Pipe_SelectPipe(PIPE_CONTROLPIPE);
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return USB_Host_SendControlRequest(Buffer);
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}
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uint8_t RNDIS_InitializeDevice(uint16_t MaxPacketSize, RNDIS_Initialize_Complete_t* InitMessageResponse)
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{
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uint8_t ErrorCode;
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RNDIS_Initialize_Message_t InitMessage;
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InitMessage.MessageType = REMOTE_NDIS_INITIALIZE_MSG;
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InitMessage.MessageLength = sizeof(RNDIS_Initialize_Message_t);
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InitMessage.RequestId = RequestID++;
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InitMessage.MajorVersion = REMOTE_NDIS_VERSION_MAJOR;
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InitMessage.MinorVersion = REMOTE_NDIS_VERSION_MINOR;
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InitMessage.MaxTransferSize = sizeof(RNDIS_Packet_Message_t) + MaxPacketSize;
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if ((ErrorCode = RNDIS_SendEncapsulatedCommand(&InitMessage,
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sizeof(RNDIS_Initialize_Message_t))) != HOST_SENDCONTROL_Successful)
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{
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return ErrorCode;
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}
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if ((ErrorCode = RNDIS_GetEncapsulatedResponse(InitMessageResponse,
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sizeof(RNDIS_Initialize_Complete_t))) != HOST_SENDCONTROL_Successful)
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{
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return ErrorCode;
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}
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return HOST_SENDCONTROL_Successful;
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}
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uint8_t RNDIS_SetRNDISProperty(uint32_t Oid, void* Buffer, uint16_t Length)
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{
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uint8_t ErrorCode;
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struct
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{
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RNDIS_Set_Message_t SetMessage;
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uint8_t ContigiousBuffer[Length];
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} SetMessageData;
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RNDIS_Set_Complete_t SetMessageResponse;
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SetMessageData.SetMessage.MessageType = REMOTE_NDIS_SET_MSG;
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SetMessageData.SetMessage.MessageLength = sizeof(RNDIS_Set_Message_t) + Length;
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SetMessageData.SetMessage.RequestId = RequestID++;
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SetMessageData.SetMessage.Oid = Oid;
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SetMessageData.SetMessage.InformationBufferLength = Length;
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SetMessageData.SetMessage.InformationBufferOffset = 0;
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SetMessageData.SetMessage.DeviceVcHandle = 0;
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if ((ErrorCode = RNDIS_SendEncapsulatedCommand(&SetMessageData,
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SetMessageData.SetMessage.MessageLength)) != HOST_SENDCONTROL_Successful)
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{
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return ErrorCode;
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}
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if ((ErrorCode = RNDIS_GetEncapsulatedResponse(&SetMessageResponse,
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sizeof(RNDIS_Set_Complete_t))) != HOST_SENDCONTROL_Successful)
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{
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return ErrorCode;
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}
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return HOST_SENDCONTROL_Successful;
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}
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