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Diffstat (limited to 'Projects/Incomplete/Webserver/Webserver.c')
| -rw-r--r-- | Projects/Incomplete/Webserver/Webserver.c | 330 |
1 files changed, 330 insertions, 0 deletions
diff --git a/Projects/Incomplete/Webserver/Webserver.c b/Projects/Incomplete/Webserver/Webserver.c new file mode 100644 index 000000000..e6ef9f018 --- /dev/null +++ b/Projects/Incomplete/Webserver/Webserver.c @@ -0,0 +1,330 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ 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
+ 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
+ *
+ * Main source file for the Webserver project. This file contains the main tasks of
+ * the demo and is responsible for the initial application hardware configuration.
+ */
+
+#include "Webserver.h"
+
+/** LUFA RNDIS Class driver interface configuration and state information. This structure is
+ * passed to all RNDIS Class driver functions, so that multiple instances of the same class
+ * within a device can be differentiated from one another.
+ */
+USB_ClassInfo_RNDIS_Host_t Ethernet_RNDIS_Interface =
+ {
+ .Config =
+ {
+ .DataINPipeNumber = 1,
+ .DataINPipeDoubleBank = false,
+
+ .DataOUTPipeNumber = 2,
+ .DataOUTPipeDoubleBank = false,
+
+ .NotificationPipeNumber = 3,
+ .NotificationPipeDoubleBank = false,
+
+ .HostMaxPacketSize = UIP_CONF_BUFFER_SIZE,
+ },
+ };
+
+volatile uint8_t uIPManagementTimeout;
+
+/** ISR for the management of the connection management timeout counter */
+ISR(TIMER0_COMPA_vect, ISR_BLOCK)
+{
+ if (uIPManagementTimeout)
+ uIPManagementTimeout--;
+}
+
+void TCPCallback(void)
+{
+ printf("Callback!\r\n");
+}
+
+/** Main program entry point. This routine configures the hardware required by the application, then
+ * enters a loop to run the application tasks in sequence.
+ */
+int main(void)
+{
+ SetupHardware();
+
+ puts_P(PSTR(ESC_FG_CYAN "RNDIS Host Demo running.\r\n" ESC_FG_WHITE));
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+
+ for (;;)
+ {
+ switch (USB_HostState)
+ {
+ case HOST_STATE_Addressed:
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+
+ uint16_t ConfigDescriptorSize;
+ uint8_t ConfigDescriptorData[512];
+
+ if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
+ sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
+ {
+ printf("Error Retrieving Configuration Descriptor.\r\n");
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ if (RNDIS_Host_ConfigurePipes(&Ethernet_RNDIS_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != RNDIS_ENUMERROR_NoError)
+ {
+ printf("Attached Device Not a Valid RNDIS Class Device.\r\n");
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
+ {
+ printf("Error Setting Device Configuration.\r\n");
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ if (RNDIS_Host_InitializeDevice(&Ethernet_RNDIS_Interface) != HOST_SENDCONTROL_Successful)
+ {
+ printf("Error Initializing Device.\r\n");
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ printf("Device Max Transfer Size: %lu bytes.\r\n", Ethernet_RNDIS_Interface.State.DeviceMaxPacketSize);
+
+ uint32_t PacketFilter = (REMOTE_NDIS_PACKET_DIRECTED | REMOTE_NDIS_PACKET_BROADCAST | REMOTE_NDIS_PACKET_ALL_MULTICAST);
+ if (RNDIS_Host_SetRNDISProperty(&Ethernet_RNDIS_Interface, OID_GEN_CURRENT_PACKET_FILTER,
+ &PacketFilter, sizeof(PacketFilter)) != HOST_SENDCONTROL_Successful)
+ {
+ printf("Error Setting Device Packet Filter.\r\n");
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ struct uip_eth_addr MACAddress;
+ if (RNDIS_Host_QueryRNDISProperty(&Ethernet_RNDIS_Interface, OID_802_3_CURRENT_ADDRESS,
+ &MACAddress, sizeof(MACAddress)) != HOST_SENDCONTROL_Successful)
+ {
+ printf("Error Getting MAC Address.\r\n");
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ printf("MAC Address: 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X\r\n",
+ MACAddress.addr[0], MACAddress.addr[1], MACAddress.addr[2],
+ MACAddress.addr[3], MACAddress.addr[4], MACAddress.addr[5]);
+
+ uip_setethaddr(MACAddress);
+
+ printf("RNDIS Device Enumerated.\r\n");
+ USB_HostState = HOST_STATE_Configured;
+ break;
+ case HOST_STATE_Configured:
+ ProcessIncommingPacket();
+ ManageConnections();
+
+ break;
+ }
+
+ RNDIS_Host_USBTask(&Ethernet_RNDIS_Interface);
+ USB_USBTask();
+ }
+}
+
+void ProcessIncommingPacket(void)
+{
+ if (RNDIS_Host_IsPacketReceived(&Ethernet_RNDIS_Interface))
+ {
+ LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
+
+ /* Read the incomming packet straight into the UIP packet buffer */
+ RNDIS_Host_ReadPacket(&Ethernet_RNDIS_Interface, &uip_buf, &uip_len);
+
+ printf("RECEIVED PACKET (%d):\r\n", uip_len);
+ for (uint16_t i = 0; i < uip_len; i++)
+ printf("0x%02X ", uip_buf[i]);
+ printf("\r\n\r\n");
+
+ #define BUF ((struct uip_eth_hdr *)&uip_buf[0])
+
+ if (BUF->type == HTONS(UIP_ETHTYPE_IP))
+ {
+ /* Filter packet by MAC destination */
+ uip_arp_ipin();
+
+ /* Process incomming packet */
+ uip_input();
+
+ /* Add destination MAC to outgoing packet */
+ if (uip_len > 0)
+ uip_arp_out();
+ }
+ else if (BUF->type == HTONS(UIP_ETHTYPE_ARP))
+ {
+ /* Process ARP packet */
+ uip_arp_arpin();
+ }
+
+ /* If a response was generated, send it */
+ if (uip_len > 0)
+ RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface, &uip_buf, uip_len);
+
+ printf("SENT PACKET (%d):\r\n", uip_len);
+ for (uint16_t i = 0; i < uip_len; i++)
+ printf("0x%02X ", uip_buf[i]);
+ printf("\r\n\r\n");
+
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+ }
+}
+
+void ManageConnections(void)
+{
+ if (!(uIPManagementTimeout))
+ {
+ LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
+
+ for (uint8_t i = 0; i < UIP_CONNS; i++)
+ {
+ /* Run periodic connection management for each connection */
+ uip_periodic(i);
+
+ /* If a response was generated, send it */
+ if (uip_len > 0)
+ RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface, &uip_buf, uip_len);
+ }
+
+ uip_arp_timer();
+
+ uIPManagementTimeout = 250;
+
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+ }
+}
+
+/** Configures the board hardware and chip peripherals for the demo's functionality. */
+void SetupHardware(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+
+ /* Hardware Initialization */
+ SerialStream_Init(9600, false);
+ LEDs_Init();
+ USB_Init();
+
+ /* Millisecond timer initialization for managing the command timeout counter */
+ OCR0A = ((F_CPU / 64) / 1000);
+ TCCR0A = (1 << WGM01);
+ TCCR0B = ((1 << CS01) | (1 << CS00));
+
+ /* uIP Stack Initialization */
+ uip_init();
+
+ uip_ipaddr_t IPAddress, Netmask, GatewayIPAddress;
+ uip_ipaddr(&IPAddress, 192, 168, 1, 10);
+ uip_ipaddr(&Netmask, 0xFF, 0xFF, 0xFF, 0x00);
+ uip_ipaddr(&GatewayIPAddress, 192, 168, 1, 1);
+ uip_sethostaddr(&IPAddress);
+ uip_setnetmask(&Netmask);
+ uip_setdraddr(&GatewayIPAddress);
+
+ /* HTTP Webserver Initialization */
+ uip_listen(HTONS(80));
+}
+
+/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
+ * starts the library USB task to begin the enumeration and USB management process.
+ */
+void EVENT_USB_Host_DeviceAttached(void)
+{
+ puts_P(PSTR("Device Attached.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+}
+
+/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
+ * stops the library USB task management process.
+ */
+void EVENT_USB_Host_DeviceUnattached(void)
+{
+ puts_P(PSTR("\r\nDevice Unattached.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+}
+
+/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
+ * enumerated by the host and is now ready to be used by the application.
+ */
+void EVENT_USB_Host_DeviceEnumerationComplete(void)
+{
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+}
+
+/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
+void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
+{
+ USB_ShutDown();
+
+ printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
+ " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ for(;;);
+}
+
+/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
+ * enumerating an attached USB device.
+ */
+void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
+{
+ printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
+ " -- Error Code %d\r\n"
+ " -- Sub Error Code %d\r\n"
+ " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+}
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