Started Webserver RNDIS host project.
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Dean Camera
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33 changed files with 9045 additions and 2 deletions
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Projects/Incomplete/Webserver/Webserver.c
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Projects/Incomplete/Webserver/Webserver.c
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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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 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all 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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* Main source file for the Webserver project. This file contains the main tasks of
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* the demo and is responsible for the initial application hardware configuration.
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*/
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#include "Webserver.h"
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/** LUFA RNDIS Class driver interface configuration and state information. This structure is
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* passed to all RNDIS Class driver functions, so that multiple instances of the same class
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* within a device can be differentiated from one another.
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*/
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USB_ClassInfo_RNDIS_Host_t Ethernet_RNDIS_Interface =
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{
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.Config =
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{
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.DataINPipeNumber = 1,
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.DataINPipeDoubleBank = false,
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.DataOUTPipeNumber = 2,
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.DataOUTPipeDoubleBank = false,
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.NotificationPipeNumber = 3,
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.NotificationPipeDoubleBank = false,
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.HostMaxPacketSize = UIP_CONF_BUFFER_SIZE,
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},
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};
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volatile uint8_t uIPManagementTimeout;
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/** ISR for the management of the connection management timeout counter */
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ISR(TIMER0_COMPA_vect, ISR_BLOCK)
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{
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if (uIPManagementTimeout)
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uIPManagementTimeout--;
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}
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void TCPCallback(void)
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{
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printf("Callback!\r\n");
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}
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/** Main program entry point. This routine configures the hardware required by the application, then
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* enters a loop to run the application tasks in sequence.
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*/
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int main(void)
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{
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SetupHardware();
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puts_P(PSTR(ESC_FG_CYAN "RNDIS Host Demo running.\r\n" ESC_FG_WHITE));
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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for (;;)
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{
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switch (USB_HostState)
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{
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case HOST_STATE_Addressed:
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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uint16_t ConfigDescriptorSize;
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uint8_t ConfigDescriptorData[512];
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if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
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sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
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{
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printf("Error Retrieving Configuration Descriptor.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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if (RNDIS_Host_ConfigurePipes(&Ethernet_RNDIS_Interface,
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ConfigDescriptorSize, ConfigDescriptorData) != RNDIS_ENUMERROR_NoError)
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{
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printf("Attached Device Not a Valid RNDIS Class Device.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
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{
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printf("Error Setting Device Configuration.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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if (RNDIS_Host_InitializeDevice(&Ethernet_RNDIS_Interface) != HOST_SENDCONTROL_Successful)
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{
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printf("Error Initializing Device.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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printf("Device Max Transfer Size: %lu bytes.\r\n", Ethernet_RNDIS_Interface.State.DeviceMaxPacketSize);
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uint32_t PacketFilter = (REMOTE_NDIS_PACKET_DIRECTED | REMOTE_NDIS_PACKET_BROADCAST | REMOTE_NDIS_PACKET_ALL_MULTICAST);
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if (RNDIS_Host_SetRNDISProperty(&Ethernet_RNDIS_Interface, OID_GEN_CURRENT_PACKET_FILTER,
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&PacketFilter, sizeof(PacketFilter)) != HOST_SENDCONTROL_Successful)
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{
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printf("Error Setting Device Packet Filter.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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struct uip_eth_addr MACAddress;
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if (RNDIS_Host_QueryRNDISProperty(&Ethernet_RNDIS_Interface, OID_802_3_CURRENT_ADDRESS,
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&MACAddress, sizeof(MACAddress)) != HOST_SENDCONTROL_Successful)
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{
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printf("Error Getting MAC Address.\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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USB_HostState = HOST_STATE_WaitForDeviceRemoval;
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break;
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}
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printf("MAC Address: 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X\r\n",
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MACAddress.addr[0], MACAddress.addr[1], MACAddress.addr[2],
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MACAddress.addr[3], MACAddress.addr[4], MACAddress.addr[5]);
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uip_setethaddr(MACAddress);
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printf("RNDIS Device Enumerated.\r\n");
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USB_HostState = HOST_STATE_Configured;
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break;
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case HOST_STATE_Configured:
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ProcessIncommingPacket();
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ManageConnections();
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break;
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}
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RNDIS_Host_USBTask(&Ethernet_RNDIS_Interface);
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USB_USBTask();
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}
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}
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void ProcessIncommingPacket(void)
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{
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if (RNDIS_Host_IsPacketReceived(&Ethernet_RNDIS_Interface))
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{
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LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
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/* Read the incomming packet straight into the UIP packet buffer */
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RNDIS_Host_ReadPacket(&Ethernet_RNDIS_Interface, &uip_buf, &uip_len);
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printf("RECEIVED PACKET (%d):\r\n", uip_len);
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for (uint16_t i = 0; i < uip_len; i++)
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printf("0x%02X ", uip_buf[i]);
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printf("\r\n\r\n");
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#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
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if (BUF->type == HTONS(UIP_ETHTYPE_IP))
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{
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/* Filter packet by MAC destination */
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uip_arp_ipin();
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/* Process incomming packet */
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uip_input();
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/* Add destination MAC to outgoing packet */
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if (uip_len > 0)
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uip_arp_out();
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}
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else if (BUF->type == HTONS(UIP_ETHTYPE_ARP))
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{
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/* Process ARP packet */
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uip_arp_arpin();
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}
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/* If a response was generated, send it */
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if (uip_len > 0)
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RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface, &uip_buf, uip_len);
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printf("SENT PACKET (%d):\r\n", uip_len);
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for (uint16_t i = 0; i < uip_len; i++)
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printf("0x%02X ", uip_buf[i]);
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printf("\r\n\r\n");
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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}
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void ManageConnections(void)
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{
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if (!(uIPManagementTimeout))
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{
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LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
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for (uint8_t i = 0; i < UIP_CONNS; i++)
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{
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/* Run periodic connection management for each connection */
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uip_periodic(i);
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/* If a response was generated, send it */
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if (uip_len > 0)
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RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface, &uip_buf, uip_len);
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}
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uip_arp_timer();
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uIPManagementTimeout = 250;
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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}
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/** Configures the board hardware and chip peripherals for the demo's functionality. */
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void SetupHardware(void)
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{
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/* Disable watchdog if enabled by bootloader/fuses */
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MCUSR &= ~(1 << WDRF);
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wdt_disable();
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/* Disable clock division */
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clock_prescale_set(clock_div_1);
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/* Hardware Initialization */
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SerialStream_Init(9600, false);
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LEDs_Init();
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USB_Init();
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/* Millisecond timer initialization for managing the command timeout counter */
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OCR0A = ((F_CPU / 64) / 1000);
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TCCR0A = (1 << WGM01);
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TCCR0B = ((1 << CS01) | (1 << CS00));
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/* uIP Stack Initialization */
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uip_init();
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uip_ipaddr_t IPAddress, Netmask, GatewayIPAddress;
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uip_ipaddr(&IPAddress, 192, 168, 1, 10);
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uip_ipaddr(&Netmask, 0xFF, 0xFF, 0xFF, 0x00);
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uip_ipaddr(&GatewayIPAddress, 192, 168, 1, 1);
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uip_sethostaddr(&IPAddress);
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uip_setnetmask(&Netmask);
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uip_setdraddr(&GatewayIPAddress);
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/* HTTP Webserver Initialization */
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uip_listen(HTONS(80));
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}
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/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
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* starts the library USB task to begin the enumeration and USB management process.
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*/
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void EVENT_USB_Host_DeviceAttached(void)
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{
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puts_P(PSTR("Device Attached.\r\n"));
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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}
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/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
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* stops the library USB task management process.
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*/
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void EVENT_USB_Host_DeviceUnattached(void)
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{
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puts_P(PSTR("\r\nDevice Unattached.\r\n"));
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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}
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/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
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* enumerated by the host and is now ready to be used by the application.
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*/
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void EVENT_USB_Host_DeviceEnumerationComplete(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
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void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
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{
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USB_ShutDown();
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printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
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" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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for(;;);
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}
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/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
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* enumerating an attached USB device.
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*/
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void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
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{
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printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
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" -- Error Code %d\r\n"
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" -- Sub Error Code %d\r\n"
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" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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