Added start of the Still Image Host Class driver demo and driver code.

Re-enabled building of the Host mode demos ClassDriver directory.

Demos/Host/ClassDriver/StillImageHost/StillImageHost.c

+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2009.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, and distribute this software
+  and its documentation for any purpose and without fee is hereby
+  granted, 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 StillImageHost demo. This file contains the main tasks of
+ *  the demo and is responsible for the initial application hardware configuration.
+ */
+ 
+#include "StillImageHost.h"
+
+/** LUFA Still Image Class driver interface configuration and state information. This structure is
+ *  passed to all Still Image Class driver functions, so that multiple instances of the same class
+ *  within a device can be differentiated from one another.
+ */
+USB_ClassInfo_SI_Host_t DigitalCamera_SI_Interface =
+	{
+		.Config =
+			{
+				.DataINPipeNumber       = 1,
+				.DataOUTPipeNumber      = 2,
+				.EventsPipeNumber       = 3,
+			},
+	};
+
+	
+/** Main program entry point. This routine configures the hardware required by the application, then
+ *  starts the scheduler to run the application tasks.
+ */
+int main(void)
+{
+	SetupHardware();
+
+	puts_P(PSTR(ESC_FG_CYAN "Still Image 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_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, NULL) != HOST_SENDCONTROL_Successful) ||
+				    (ConfigDescriptorSize > sizeof(ConfigDescriptorData)) ||
+					(USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData)))
+				{
+					printf("Error Retrieving Configuration Descriptor.\r\n");
+					LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+					USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+					break;
+				}
+
+				if (SI_Host_ConfigurePipes(&DigitalCamera_SI_Interface,
+				                           ConfigDescriptorSize, ConfigDescriptorData) != SI_ENUMERROR_NoError)
+				{
+					printf("Attached Device Not a Valid CDC 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;
+				}
+				
+				printf("Still Image Device Enumerated.\r\n");
+				USB_HostState = HOST_STATE_Configured;
+				break;
+			case HOST_STATE_Configured:
+			
+				break;
+		}
+	
+		SI_Host_USBTask(&DigitalCamera_SI_Interface);
+		USB_USBTask();
+	}
+}
+
+/** 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();
+}
+
+/** 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);
+}

Demos/Host/ClassDriver/StillImageHost/StillImageHost.h

+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2009.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, and distribute this software
+  and its documentation for any purpose and without fee is hereby
+  granted, 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
+ *
+ *  Header file for StillImageHost.c.
+ */
+
+#ifndef _STILL_IMAGE_HOST_H_
+#define _STILL_IMAGE_HOST_H_
+
+	/* Includes: */
+		#include <avr/io.h>
+		#include <avr/wdt.h>
+		#include <avr/pgmspace.h>
+		#include <avr/power.h>
+		#include <stdio.h>
+
+		#include <LUFA/Version.h>
+		#include <LUFA/Drivers/Misc/TerminalCodes.h>
+		#include <LUFA/Drivers/Peripheral/SerialStream.h>
+		#include <LUFA/Drivers/Board/LEDs.h>
+		#include <LUFA/Drivers/USB/USB.h>
+		#include <LUFA/Drivers/USB/Class/StillImage.h>
+		
+	/* Macros: */
+		/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
+		#define LEDMASK_USB_NOTREADY      LEDS_LED1
+
+		/** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
+		#define LEDMASK_USB_ENUMERATING  (LEDS_LED2 | LEDS_LED3)
+
+		/** LED mask for the library LED driver, to indicate that the USB interface is ready. */
+		#define LEDMASK_USB_READY        (LEDS_LED2 | LEDS_LED4)
+
+		/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
+		#define LEDMASK_USB_ERROR        (LEDS_LED1 | LEDS_LED3)
+		
+	/* Function Prototypes: */
+		void SetupHardware(void);
+	
+		void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
+		void EVENT_USB_Host_DeviceAttached(void);
+		void EVENT_USB_Host_DeviceUnattached(void);
+		void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode);
+		void EVENT_USB_Host_DeviceEnumerationComplete(void);
+		
+#endif

Demos/Host/ClassDriver/makefile

@@ -22,8 +22,12 @@ all:
 
 	make -C MassStorageHost clean
 	make -C MassStorageHost all
+
+	make -C StillImageHost clean
+	make -C StillImageHost all
 	
 %:
 	make -C CDCHost $@
 	make -C MouseHost $@
 	make -C MassStorageHost $@
+	make -C StillImageHost $@

Demos/Host/LowLevel/StillImageHost/ConfigDescriptor.c

@@ -82,7 +82,7 @@ uint8_t ProcessConfigurationDescriptor(void)
 	{
 		/* Fetch the next endpoint from the current Still Image interface */
 		if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
-		                              DComp_NextSImageInterfaceDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		                              DComp_NextStillImageInterfaceDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
 		{
 			/* Descriptor not found, error out */
 			return NoEndpointFound;
@@ -170,7 +170,7 @@ uint8_t DComp_NextStillImageInterface(void* CurrentDescriptor)
  *
  *  \return A value from the DSEARCH_Return_ErrorCodes_t enum
  */
-uint8_t DComp_NextSImageInterfaceDataEndpoint(void* CurrentDescriptor)
+uint8_t DComp_NextStillImageInterfaceDataEndpoint(void* CurrentDescriptor)
 {
 	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
 	{

Demos/Host/LowLevel/StillImageHost/ConfigDescriptor.h

@@ -70,6 +70,6 @@
 		uint8_t ProcessConfigurationDescriptor(void);
 
 		uint8_t DComp_NextStillImageInterface(void* CurrentDescriptor);
-		uint8_t DComp_NextSImageInterfaceDataEndpoint(void* CurrentDescriptor);
+		uint8_t DComp_NextStillImageInterfaceDataEndpoint(void* CurrentDescriptor);
 
 #endif

Demos/Host/makefile

@@ -14,5 +14,5 @@
 # code.
 
 %:
-	@echo TODO: Re-enable building of Host mode Class Driver demos once complete
+	make -C ClassDriver/ $@
 	make -C LowLevel/ $@

LUFA/Drivers/USB/Class/Common/StillImage.h

@@ -52,10 +52,53 @@
 		#endif
 
 	/* Macros: */
+		/** Length in bytes of a given Unicode string's character length
+		 *
+		 *  \param[in] chars  Total number of Unicode characters in the string
+		 */
+		#define UNICODE_STRING_LENGTH(chars)   (chars << 1)
 
+		/** Timeout period between the issuing of a command to a device, and the reception of the first packet */
+		#define COMMAND_DATA_TIMEOUT_MS        5000
+		
+		/** Used in the DataLength field of a PIMA container, to give the total container size in bytes for
+		 *  a command container.
+		 *
+		 *  \param[in] params  Number of parameters which are to be sent in the Param field of the container
+		 */
+		#define PIMA_COMMAND_SIZE(params)      ((sizeof(PIMA_SendBlock) - sizeof(PIMA_SendBlock.Params)) + \
+		                                        (params * sizeof(PIMA_SendBlock.Params[0])))
+
+		/** Used in the DataLength field of a PIMA container, to give the total container size in bytes for
+		 *  a data container.
+		 *
+		 *  \param[in] datalen  Length in bytes of the data in the container
+		 */
+		#define PIMA_DATA_SIZE(datalen)        ((sizeof(PIMA_SendBlock) - sizeof(PIMA_SendBlock.Params)) + datalen)
 
 	/* Type defines: */
+		/** Type define for a PIMA container, use to send commands and receive responses to and from an
+		 *  attached Still Image device.
+		 */
+		typedef struct
+		{
+			uint32_t DataLength; /**< Length of the container and data, in bytes */
+			uint16_t Type; /**< Container type, a value from the PIMA_Container_Types_t enum */
+			uint16_t Code; /**< Command, event or response code of the container */
+			uint32_t TransactionID; /**< Unique container ID to link blocks together */
+			uint32_t Params[4]; /**< Block parameters to be issued along with the block code (command blocks only) */
+		} SI_PIMA_Container_t;
 	
+	/* Enums: */
+		/** Enum for the possible PIMA contains types. */
+		enum SI_PIMA_Container_Types_t
+		{
+			CType_Undefined         = 0, /**< Undefined container type */
+			CType_CommandBlock      = 1, /**< Command Block container type */
+			CType_DataBlock         = 2, /**< Data Block container type */
+			CType_ResponseBlock     = 3, /**< Response container type */
+			CType_EventBlock        = 4, /**< Event Block container type */
+		};	
 		
 	/* Enums: */
 	

LUFA/Drivers/USB/Class/Host/CDC.c

@@ -57,12 +57,12 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
 	                     DESCRIPTOR_CAST(ConfigDescriptorData, USB_Descriptor_Interface_t).bInterfaceNumber;
 #endif
 
-	while (FoundEndpoints != (CDC_FOUND_DATAPIPE_IN | CDC_FOUND_DATAPIPE_OUT | CDC_FOUND_DATAPIPE_NOTIFICATION))
+	while (FoundEndpoints != (CDC_FOUND_NOTIFICATION_IN | CDC_FOUND_DATAPIPE_IN | CDC_FOUND_DATAPIPE_OUT))
 	{
 		if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
-		                              DComp_CDC_Host_NextInterfaceCDCDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		                              DComp_CDC_Host_NextCDCInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
 		{
-			if (FoundEndpoints & CDC_FOUND_DATAPIPE_NOTIFICATION)
+			if (FoundEndpoints & CDC_FOUND_NOTIFICATION_IN)
 			{
 				if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, 
 				                              DComp_CDC_Host_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found)
@@ -89,7 +89,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
 			}
 
 			if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
-			                              DComp_CDC_Host_NextInterfaceCDCDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+			                              DComp_CDC_Host_NextCDCInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
 			{
 				return CDC_ENUMERROR_EndpointsNotFound;
 			}
@@ -107,7 +107,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
 
 				Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
 				
-				FoundEndpoints |= CDC_FOUND_DATAPIPE_NOTIFICATION;
+				FoundEndpoints |= CDC_FOUND_NOTIFICATION_IN;
 			}
 		}
 		else
@@ -171,7 +171,7 @@ static uint8_t DComp_CDC_Host_NextCDCDataInterface(void* CurrentDescriptor)
 	return DESCRIPTOR_SEARCH_NotFound;
 }
 
-static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescriptor)
+static uint8_t DComp_CDC_Host_NextCDCInterfaceEndpoint(void* CurrentDescriptor)
 {
 	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
 	{

LUFA/Drivers/USB/Class/Host/CDC.h

@@ -79,7 +79,7 @@
 				
 					uint16_t DataINPipeSize; /**< Size in bytes of the CDC interface's IN data pipe */
 					uint16_t DataOUTPipeSize;  /**< Size in bytes of the CDC interface's OUT data pipe */
-					uint16_t NotificationPipeSize;  /**< Size in bytes of the CDC interface's IN notification endpoint, if used */
+					uint16_t NotificationPipeSize;  /**< Size in bytes of the CDC interface's IN notification pipe, if used */
 
 					struct
 					{
@@ -136,7 +136,7 @@
 			 *  \param[in] ConfigDescriptorLength  Length of the attached device's Configuration Descriptor
 			 *  \param[in] DeviceConfigDescriptor  Pointer to a buffer containing the attached device's Configuration Descriptor
 			 *
-			 *  \return A value from the \ref HIDHost_EnumerationFailure_ErrorCodes_t enum
+			 *  \return A value from the \ref CDCHost_EnumerationFailure_ErrorCodes_t enum
 			 */
 			uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint16_t ConfigDescriptorLength,
 			                                uint8_t* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1, 3);
@@ -214,7 +214,7 @@
 			
 			#define CDC_FOUND_DATAPIPE_IN           (1 << 0)
 			#define CDC_FOUND_DATAPIPE_OUT          (1 << 1)
-			#define CDC_FOUND_DATAPIPE_NOTIFICATION (1 << 2)
+			#define CDC_FOUND_NOTIFICATION_IN       (1 << 2)
 
 		/* Function Prototypes: */
 			#if defined(INCLUDE_FROM_CDC_CLASS_HOST_C)
@@ -223,7 +223,7 @@
 				                                           ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub);
 				static uint8_t DComp_CDC_Host_NextCDCControlInterface(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
 				static uint8_t DComp_CDC_Host_NextCDCDataInterface(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescriptor);
+				static uint8_t DComp_CDC_Host_NextCDCInterfaceEndpoint(void* CurrentDescriptor);
 			#endif	
 	#endif
 				

LUFA/Drivers/USB/Class/Host/HID.c

@@ -71,7 +71,7 @@ uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo, uint
 	while (FoundEndpoints != (HID_FOUND_DATAPIPE_IN | HID_FOUND_DATAPIPE_OUT))
 	{
 		if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
-		                              DComp_HID_Host_NextInterfaceHIDDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		                              DComp_HID_Host_NextHIDInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
 		{
 			if (FoundEndpoints == (1 << HID_FOUND_DATAPIPE_IN))
 			  break;
@@ -117,7 +117,7 @@ static uint8_t DComp_HID_Host_NextHIDInterface(void* CurrentDescriptor)
 	return DESCRIPTOR_SEARCH_NotFound;
 }
 
-static uint8_t DComp_HID_Host_NextInterfaceHIDDataEndpoint(void* CurrentDescriptor)
+static uint8_t DComp_HID_Host_NextHIDInterfaceEndpoint(void* CurrentDescriptor)
 {
 	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
 	{

LUFA/Drivers/USB/Class/Host/HID.h

@@ -122,7 +122,7 @@
 		/* Function Prototypes: */
 			#if defined(INCLUDE_FROM_HID_CLASS_HOST_C)
 				static uint8_t DComp_HID_Host_NextHIDInterface(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DComp_HID_Host_NextInterfaceHIDDataEndpoint(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
+				static uint8_t DComp_HID_Host_NextHIDInterfaceEndpoint(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
 			#endif	
 	#endif	
 	

LUFA/Drivers/USB/Class/Host/MassStorage.c

@@ -45,7 +45,7 @@ uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* MSInterfaceInfo, uint16_
 	  return MS_ENUMERROR_InvalidConfigDescriptor;
 	
 	if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,
-	                              DComp_NextMassStorageInterface) != DESCRIPTOR_SEARCH_COMP_Found)
+	                              DComp_NextMSInterface) != DESCRIPTOR_SEARCH_COMP_Found)
 	{
 		return MS_ENUMERROR_NoMSInterfaceFound;
 	}
@@ -60,7 +60,7 @@ uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* MSInterfaceInfo, uint16_
 	while (FoundEndpoints != (MS_FOUND_DATAPIPE_IN | MS_FOUND_DATAPIPE_OUT))
 	{
 		if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,
-		                              DComp_NextInterfaceBulkDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		                              DComp_NextMSInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
 		{
 			return MS_ENUMERROR_EndpointsNotFound;
 		}
@@ -91,7 +91,7 @@ uint8_t MS_Host_ConfigurePipes(USB_ClassInfo_MS_Host_t* MSInterfaceInfo, uint16_
 	return MS_ENUMERROR_NoError;
 }
 
-static uint8_t DComp_NextMassStorageInterface(void* CurrentDescriptor)
+static uint8_t DComp_NextMSInterface(void* CurrentDescriptor)
 {
 	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
 	{
@@ -106,7 +106,7 @@ static uint8_t DComp_NextMassStorageInterface(void* CurrentDescriptor)
 	return DESCRIPTOR_SEARCH_NotFound;
 }
 
-static uint8_t DComp_NextInterfaceBulkDataEndpoint(void* CurrentDescriptor)
+static uint8_t DComp_NextMSInterfaceEndpoint(void* CurrentDescriptor)
 {
 	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
 	{

LUFA/Drivers/USB/Class/Host/MassStorage.h

@@ -322,8 +322,8 @@
 			
 		/* Function Prototypes: */
 			#if defined(INCLUDE_FROM_MS_CLASS_HOST_C)		
-				static uint8_t DComp_NextMassStorageInterface(void* CurrentDescriptor);
-				static uint8_t DComp_NextInterfaceBulkDataEndpoint(void* CurrentDescriptor);
+				static uint8_t DComp_NextMSInterface(void* CurrentDescriptor);
+				static uint8_t DComp_NextMSInterfaceEndpoint(void* CurrentDescriptor);
 				
 				static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* MSInterfaceInfo,
 				                                   MS_CommandBlockWrapper_t* SCSICommandBlock,

LUFA/Drivers/USB/Class/Host/StillImage.c

@@ -36,4 +36,113 @@
 
 #warning The Still Image Host mode Class driver is currently incomplete and is for preview purposes only.
 
+uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, uint16_t ConfigDescriptorSize,
+                              uint8_t* ConfigDescriptorData)
+{
+	uint8_t  FoundEndpoints = 0;
+	
+	memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
+	
+	if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
+	  return SI_ENUMERROR_InvalidConfigDescriptor;
+	
+	if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+	                              DComp_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)
+	{
+		return SI_ENUMERROR_NoSIInterfaceFound;
+	}
+
+	while (FoundEndpoints != (SI_FOUND_EVENTS_IN | SI_FOUND_DATAPIPE_IN | SI_FOUND_DATAPIPE_OUT))
+	{
+		if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+		                              DComp_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		{
+			return SI_ENUMERROR_EndpointsNotFound;
+		}
+		
+		USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
+
+		if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
+		{
+			if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
+			{
+				Pipe_ConfigurePipe(SIInterfaceInfo->Config.EventsPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
+								   EndpointData->EndpointAddress, EndpointData->EndpointSize,
+								   PIPE_BANK_DOUBLE);			
+				SIInterfaceInfo->State.EventsPipeSize = EndpointData->EndpointSize;
+
+				Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
+				
+				FoundEndpoints |= SI_FOUND_EVENTS_IN;
+			}
+		}
+		else
+		{
+			if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
+			{
+				Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,
+								   EndpointData->EndpointAddress, EndpointData->EndpointSize,
+								   PIPE_BANK_DOUBLE);
+				SIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;
+
+				FoundEndpoints |= SI_FOUND_DATAPIPE_IN;
+			}
+			else
+			{
+				Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,
+								   EndpointData->EndpointAddress, EndpointData->EndpointSize,
+								   PIPE_BANK_DOUBLE);
+				SIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;
+
+				FoundEndpoints |= SI_FOUND_DATAPIPE_OUT;
+			}
+		}
+	}
+
+	return SI_ENUMERROR_NoError;
+}
+
+uint8_t DComp_SI_Host_NextSIInterface(void* CurrentDescriptor)
+{
+	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+	{
+		if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class    == STILL_IMAGE_CLASS)    &&
+		    (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == STILL_IMAGE_SUBCLASS) &&
+		    (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == STILL_IMAGE_PROTOCOL))
+		{
+			return DESCRIPTOR_SEARCH_Found;
+		}
+	}
+	
+	return DESCRIPTOR_SEARCH_NotFound;
+}
+
+uint8_t DComp_SI_Host_NextSIInterfaceEndpoint(void* CurrentDescriptor)
+{
+	if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+	{
+		USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,