/** Task to set the configuration of the attached device after it has been enumerated, and to read in * data received from the attached RNDIS device and print it to the serial port. */ void RNDIS_Host_Task(void) { uint8_t ErrorCode; switch (USB_HostState) { case HOST_STATE_Addressed: puts_P(PSTR("Getting Config Data.\r\n")); /* 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); /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } /* 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); /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } 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); /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } 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); /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } 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); /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } printf_P(PSTR("Device Vendor ID: 0x%08lX\r\n"), VendorID); puts_P(PSTR("RNDIS Device Enumerated.\r\n")); USB_HostState = HOST_STATE_Configured; break; case HOST_STATE_Configured: PrintIncomingPackets(); break; } }
/** 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); }