Add beginnings of a RNDIS Ethernet Host demo.

Demos/Host/Incomplete/RNDISEthernetHost/Lib/RNDISCommands.c

@@ -0,0 +1,149 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2009.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, and distribute this software
+  and its documentation for any purpose and without fee is hereby
+  granted, 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
+  software without specific, written prior permission.
+
+  The author disclaim all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *
+ *  RNDOS Device commands, to issue RNDIS commands to the device for
+ *  the control and data transfer between the host and RNDIS device.
+ */
+
+#include "RNDISCommands.h"
+
+uint32_t RequestID = 0;
+
+uint8_t RNDIS_SendEncapsulatedCommand(void* Buffer, uint16_t Length)
+{
+	USB_ControlRequest = (USB_Request_Header_t)
+		{
+			.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = REQ_SendEncapsulatedCommand,
+			.wValue        = 0,
+			.wIndex        = 0,
+			.wLength       = Length,
+		};
+	
+	printf("==== RNDIS CONTROL REQUEST ====\r\n");
+	uint8_t* Data = Buffer;
+	for (uint16_t i = 0; i < Length / 8; i++)
+	{
+		for (uint16_t j = 0; (j < 8) && i*8+j < Length; j++)
+			printf("%02X ", *(Data++));
+			
+		printf("\r\n");
+	}
+	printf("==== ********************* ====\r\n");
+
+	/* Select the control pipe for the request transfer */
+	Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+	return USB_Host_SendControlRequest(Buffer);
+}
+
+uint8_t RNDIS_GetEncapsulatedResponse(void* Buffer, uint16_t Length)
+{
+	USB_ControlRequest = (USB_Request_Header_t)
+		{
+			.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = REQ_GetEncapsulatedResponse,
+			.wValue        = 0,
+			.wIndex        = 0,
+			.wLength       = Length,
+		};
+	
+	/* Select the control pipe for the request transfer */
+	Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+	return USB_Host_SendControlRequest(Buffer);
+}
+
+uint8_t RNDIS_InitializeDevice(uint16_t MaxPacketSize, RNDIS_Initialize_Complete_t* InitMessageResponse)
+{
+	uint8_t ErrorCode;
+
+	RNDIS_Initialize_Message_t InitMessage;
+
+	InitMessage.MessageType     = REMOTE_NDIS_INITIALIZE_MSG;
+	InitMessage.MessageLength   = sizeof(RNDIS_Initialize_Message_t);
+	InitMessage.RequestId       = RequestID++;
+	InitMessage.MajorVersion    = REMOTE_NDIS_VERSION_MAJOR;
+	InitMessage.MinorVersion    = REMOTE_NDIS_VERSION_MINOR;
+	InitMessage.MaxTransferSize = sizeof(RNDIS_Packet_Message_t) + MaxPacketSize;
+	
+	if ((ErrorCode = RNDIS_SendEncapsulatedCommand(&InitMessage,
+	                                               sizeof(RNDIS_Initialize_Message_t))) != HOST_SENDCONTROL_Successful)
+	{
+		return ErrorCode;
+	}
+	
+	if ((ErrorCode = RNDIS_GetEncapsulatedResponse(InitMessageResponse,
+	                                               sizeof(RNDIS_Initialize_Complete_t))) != HOST_SENDCONTROL_Successful)
+	{
+		return ErrorCode;
+	}
+	
+	return HOST_SENDCONTROL_Successful;
+}
+
+uint8_t RNDIS_SetRNDISProperty(uint32_t Oid, void* Buffer, uint16_t Length)
+{
+	uint8_t ErrorCode;
+
+	struct
+	{
+		RNDIS_Set_Message_t SetMessage;
+		uint8_t             ContigiousBuffer[Length];
+	} SetMessageData;
+	
+	RNDIS_Set_Complete_t SetMessageResponse;
+	
+	SetMessageData.SetMessage.MessageType   = REMOTE_NDIS_SET_MSG;
+	SetMessageData.SetMessage.MessageLength = sizeof(RNDIS_Set_Message_t) + Length;
+	SetMessageData.SetMessage.RequestId     = RequestID++;
+			
+	SetMessageData.SetMessage.Oid           = Oid;
+	SetMessageData.SetMessage.InformationBufferLength = Length;
+	SetMessageData.SetMessage.InformationBufferOffset = 0;
+	SetMessageData.SetMessage.DeviceVcHandle = 0;
+
+
+	if ((ErrorCode = RNDIS_SendEncapsulatedCommand(&SetMessageData,
+	                                               SetMessageData.SetMessage.MessageLength)) != HOST_SENDCONTROL_Successful)
+	{
+		return ErrorCode;
+	}
+	
+	if ((ErrorCode = RNDIS_GetEncapsulatedResponse(&SetMessageResponse,
+	                                               sizeof(RNDIS_Set_Complete_t))) != HOST_SENDCONTROL_Successful)
+	{
+		return ErrorCode;
+	}
+
+	return HOST_SENDCONTROL_Successful;
+}