diff options
Diffstat (limited to 'lib/lufa/Demos/Host/LowLevel/RNDISEthernetHost/RNDISEthernetHost.c')
| -rw-r--r-- | lib/lufa/Demos/Host/LowLevel/RNDISEthernetHost/RNDISEthernetHost.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/lib/lufa/Demos/Host/LowLevel/RNDISEthernetHost/RNDISEthernetHost.c b/lib/lufa/Demos/Host/LowLevel/RNDISEthernetHost/RNDISEthernetHost.c new file mode 100644 index 0000000000..68d05b95e7 --- /dev/null +++ b/lib/lufa/Demos/Host/LowLevel/RNDISEthernetHost/RNDISEthernetHost.c @@ -0,0 +1,249 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2017. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2017 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 disclaims 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 RNDISEthernetHost demo. This file contains the main tasks of + * the demo and is responsible for the initial application hardware configuration. + */ + +#include "RNDISEthernetHost.h" + +/** 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); + GlobalInterruptEnable(); + + for (;;) + { + RNDISHost_Task(); + + USB_USBTask(); + } +} + +/** Configures the board hardware and chip peripherals for the demo's functionality. */ +void SetupHardware(void) +{ +#if (ARCH == ARCH_AVR8) + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + /* Disable clock division */ + clock_prescale_set(clock_div_1); +#endif + + /* Hardware Initialization */ + Serial_Init(9600, false); + LEDs_Init(); + USB_Init(); + + /* Create a stdio stream for the serial port for stdin and stdout */ + Serial_CreateStream(NULL); +} + +/** 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(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE)); + 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(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE)); + 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) +{ + puts_P(PSTR("Getting Config Data.\r\n")); + + uint8_t ErrorCode; + + /* Get and process the configuration descriptor data */ + if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead) + { + if (ErrorCode == ControlError) + puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n")); + else + puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n")); + + printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + return; + } + + /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */ + if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful) + { + printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n" + " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + return; + } + + uint16_t DeviceMaxPacketSize; + if ((ErrorCode = RNDIS_InitializeDevice(1024, &DeviceMaxPacketSize)) != HOST_SENDCONTROL_Successful) + { + printf_P(PSTR(ESC_FG_RED "Error Initializing Device.\r\n" + " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + USB_Host_SetDeviceConfiguration(0); + return; + } + + printf_P(PSTR("Device Max Transfer Size: %lu bytes.\r\n"), DeviceMaxPacketSize); + + /* We set the default filter to only receive packets we would be interested in */ + uint32_t PacketFilter = (REMOTE_NDIS_PACKET_DIRECTED | REMOTE_NDIS_PACKET_BROADCAST | REMOTE_NDIS_PACKET_ALL_MULTICAST); + if ((ErrorCode = RNDIS_SetRNDISProperty(OID_GEN_CURRENT_PACKET_FILTER, + &PacketFilter, sizeof(PacketFilter))) != HOST_SENDCONTROL_Successful) + { + printf_P(PSTR(ESC_FG_RED "Error Setting Device Packet Filter.\r\n" + " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + USB_Host_SetDeviceConfiguration(0); + return; + } + + uint32_t VendorID; + if ((ErrorCode = RNDIS_QueryRNDISProperty(OID_GEN_VENDOR_ID, + &VendorID, sizeof(VendorID))) != HOST_SENDCONTROL_Successful) + { + printf_P(PSTR(ESC_FG_RED "Error Getting Vendor ID.\r\n" + " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + + LEDs_SetAllLEDs(LEDMASK_USB_ERROR); + USB_Host_SetDeviceConfiguration(0); + return; + } + + printf_P(PSTR("Device Vendor ID: 0x%08lX\r\n"), VendorID); + + puts_P(PSTR("RNDIS Device Enumerated.\r\n")); + 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_Disable(); + + 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); +} + +/** Task to read in data received from the attached RNDIS device and print it to the serial port. + */ +void RNDISHost_Task(void) +{ + if (USB_HostState != HOST_STATE_Configured) + return; + + uint8_t ErrorCode; + + LEDs_SetAllLEDs(LEDMASK_USB_BUSY); + + uint16_t PacketLength; + if ((ErrorCode = RNDIS_GetPacketLength(&PacketLength)) != HOST_SENDCONTROL_Successful) + { + printf_P(PSTR(ESC_FG_RED "Packet Reception Error.\r\n" + " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode); + return; + } + + if (!(PacketLength)) + return; + + Pipe_Unfreeze(); + + printf_P(PSTR("***PACKET (Size %d)***\r\n"), PacketLength); + + if (PacketLength > 1024) + { + puts_P(PSTR(ESC_FG_RED "Packet too large.\r\n" ESC_FG_WHITE)); + Pipe_Discard_Stream(PacketLength, NULL); + } + else + { + uint8_t PacketBuffer[PacketLength]; + + Pipe_Read_Stream_LE(&PacketBuffer, PacketLength, NULL); + + for (uint16_t i = 0; i < PacketLength; i++) + printf("0x%02x ", PacketBuffer[i]); + } + + Pipe_ClearIN(); + Pipe_Freeze(); + + printf("\r\n\r\n"); + + LEDs_SetAllLEDs(LEDMASK_USB_READY); +} + |