Merge commit '60b30c036397cb5627fa374bb930794b225daa29' as 'lib/lufa'

1 files changed, 172 insertions, 0 deletions

diff --git a/lib/lufa/Projects/Webserver/USBHostMode.c b/lib/lufa/Projects/Webserver/USBHostMode.c
new file mode 100644
index 0000000000..04190bfe20
--- /dev/null
+++ b/lib/lufa/Projects/Webserver/USBHostMode.c
@@ -0,0 +1,172 @@
+/*
+             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
+ *
+ *  USB Host Mode management functions and variables. This file contains the LUFA code required to
+ *  manage the USB RNDIS host mode.
+ */
+
+#include "USBHostMode.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_Host =
+	{
+		.Config =
+			{
+				.DataINPipe             =
+					{
+						.Address        = (PIPE_DIR_IN  | 1),
+						.Banks          = 1,
+					},
+				.DataOUTPipe            =
+					{
+						.Address        = (PIPE_DIR_OUT | 2),
+						.Banks          = 1,
+					},
+				.NotificationPipe       =
+					{
+						.Address        = (PIPE_DIR_IN  | 3),
+						.Banks          = 1,
+					},
+				.HostMaxPacketSize      = UIP_CONF_BUFFER_SIZE,
+			},
+	};
+
+
+/** USB host mode management task. This function manages the RNDIS Host class driver and uIP stack when the device is
+ *  initialized in USB host mode.
+ */
+void USBHostMode_USBTask(void)
+{
+	if (USB_CurrentMode != USB_MODE_Host)
+	  return;
+
+	uIPManagement_ManageNetwork();
+
+	RNDIS_Host_USBTask(&Ethernet_RNDIS_Interface_Host);
+}
+
+/** 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)
+{
+	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)
+{
+	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_ENUMERATING);
+
+	uint16_t ConfigDescriptorSize;
+	uint8_t  ConfigDescriptorData[512];
+
+	if (USB_Host_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData,
+	                                       sizeof(ConfigDescriptorData)) != HOST_GETCONFIG_Successful)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		return;
+	}
+
+	if (RNDIS_Host_ConfigurePipes(&Ethernet_RNDIS_Interface_Host,
+	                              ConfigDescriptorSize, ConfigDescriptorData) != RNDIS_ENUMERROR_NoError)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		return;
+	}
+
+	if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		return;
+	}
+
+	if (RNDIS_Host_InitializeDevice(&Ethernet_RNDIS_Interface_Host) != HOST_SENDCONTROL_Successful)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		USB_Host_SetDeviceConfiguration(0);
+		return;
+	}
+
+	uint32_t PacketFilter = (REMOTE_NDIS_PACKET_DIRECTED | REMOTE_NDIS_PACKET_BROADCAST);
+	if (RNDIS_Host_SetRNDISProperty(&Ethernet_RNDIS_Interface_Host, OID_GEN_CURRENT_PACKET_FILTER,
+	                                &PacketFilter, sizeof(PacketFilter)) != HOST_SENDCONTROL_Successful)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		USB_Host_SetDeviceConfiguration(0);
+		return;
+	}
+
+	if (RNDIS_Host_QueryRNDISProperty(&Ethernet_RNDIS_Interface_Host, OID_802_3_CURRENT_ADDRESS,
+	                                  &MACAddress, sizeof(MACAddress)) != HOST_SENDCONTROL_Successful)
+	{
+		LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+		USB_Host_SetDeviceConfiguration(0);
+		return;
+	}
+
+	/* Initialize uIP stack */
+	uIPManagement_Init();
+
+	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();
+
+	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)
+{
+	LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+}
+