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diff --git a/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c b/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c
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+++ b/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c
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+/*
+ 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 StillImageHost demo. This file contains the main tasks of
+ * the demo and is responsible for the initial application hardware configuration.
+ */
+
+#include "StillImageHost.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 "Still Image Host Demo running.\r\n" ESC_FG_WHITE));
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+ GlobalInterruptEnable();
+
+ for (;;)
+ {
+ StillImageHost_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;
+ }
+
+ puts_P(PSTR("Still Image 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 print device information through the serial port, and open/close a test PIMA session with the
+ * attached Still Image device.
+ */
+void StillImageHost_Task(void)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ uint8_t ErrorCode;
+
+ /* Indicate device busy via the status LEDs */
+ LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
+
+ puts_P(PSTR("Retrieving Device Info...\r\n"));
+
+ PIMA_SendBlock = (PIMA_Container_t)
+ {
+ .DataLength = PIMA_COMMAND_SIZE(0),
+ .Type = PIMA_CONTAINER_CommandBlock,
+ .Code = PIMA_OPERATION_GETDEVICEINFO,
+ .TransactionID = 0x00000000,
+ .Params = {},
+ };
+
+ /* Send the GETDEVICEINFO block */
+ SImage_SendBlockHeader();
+
+ /* Receive the response data block */
+ if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
+ {
+ ShowCommandError(ErrorCode, false);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ /* Calculate the size of the returned device info data structure */
+ uint16_t DeviceInfoSize = (PIMA_ReceivedBlock.DataLength - PIMA_COMMAND_SIZE(0));
+
+ /* Create a buffer large enough to hold the entire device info */
+ uint8_t DeviceInfo[DeviceInfoSize];
+
+ /* Read in the data block data (containing device info) */
+ SImage_ReadData(DeviceInfo, DeviceInfoSize);
+
+ /* Once all the data has been read, the pipe must be cleared before the response can be sent */
+ Pipe_ClearIN();
+
+ /* Create a pointer for walking through the info dataset */
+ uint8_t* DeviceInfoPos = DeviceInfo;
+
+ /* Skip over the data before the unicode device information strings */
+ DeviceInfoPos += 8; // Skip to VendorExtensionDesc String
+ DeviceInfoPos += (1 + UNICODE_STRING_LENGTH(*DeviceInfoPos)); // Skip over VendorExtensionDesc String
+ DeviceInfoPos += 2; // Skip over FunctionalMode
+ DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Operations Array
+ DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Events Array
+ DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Supported Device Properties Array
+ DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Capture Formats Array
+ DeviceInfoPos += (4 + (*(uint32_t*)DeviceInfoPos << 1)); // Skip over Image Formats Array
+
+ /* Extract and convert the Manufacturer Unicode string to ASCII and print it through the USART */
+ char Manufacturer[*DeviceInfoPos];
+ UnicodeToASCII(DeviceInfoPos, Manufacturer);
+ printf_P(PSTR(" Manufacturer: %s\r\n"), Manufacturer);
+
+ DeviceInfoPos += 1 + UNICODE_STRING_LENGTH(*DeviceInfoPos); // Skip over Manufacturer String
+
+ /* Extract and convert the Model Unicode string to ASCII and print it through the USART */
+ char Model[*DeviceInfoPos];
+ UnicodeToASCII(DeviceInfoPos, Model);
+ printf_P(PSTR(" Model: %s\r\n"), Model);
+
+ DeviceInfoPos += 1 + UNICODE_STRING_LENGTH(*DeviceInfoPos); // Skip over Model String
+
+ /* Extract and convert the Device Version Unicode string to ASCII and print it through the USART */
+ char DeviceVersion[*DeviceInfoPos];
+ UnicodeToASCII(DeviceInfoPos, DeviceVersion);
+ printf_P(PSTR(" Device Version: %s\r\n"), DeviceVersion);
+
+ /* Receive the final response block from the device */
+ if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
+ {
+ ShowCommandError(ErrorCode, false);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ /* Verify that the command completed successfully */
+ if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
+ {
+ ShowCommandError(PIMA_ReceivedBlock.Code, true);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Opening Session...\r\n"));
+
+ PIMA_SendBlock = (PIMA_Container_t)
+ {
+ .DataLength = PIMA_COMMAND_SIZE(1),
+ .Type = PIMA_CONTAINER_CommandBlock,
+ .Code = PIMA_OPERATION_OPENSESSION,
+ .TransactionID = 0x00000000,
+ .Params = {0x00000001},
+ };
+
+ /* Send the OPENSESSION block, open a session with an ID of 0x0001 */
+ SImage_SendBlockHeader();
+
+ /* Receive the response block from the device */
+ if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
+ {
+ ShowCommandError(ErrorCode, false);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ /* Verify that the command completed successfully */
+ if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
+ {
+ ShowCommandError(PIMA_ReceivedBlock.Code, true);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Closing Session...\r\n"));
+
+ PIMA_SendBlock = (PIMA_Container_t)
+ {
+ .DataLength = PIMA_COMMAND_SIZE(1),
+ .Type = PIMA_CONTAINER_CommandBlock,
+ .Code = PIMA_OPERATION_CLOSESESSION,
+ .TransactionID = 0x00000001,
+ .Params = {0x00000001},
+ };
+
+ /* Send the CLOSESESSION block, close the session with an ID of 0x0001 */
+ SImage_SendBlockHeader();
+
+ /* Receive the response block from the device */
+ if ((ErrorCode = SImage_ReceiveBlockHeader()) != PIPE_RWSTREAM_NoError)
+ {
+ ShowCommandError(ErrorCode, false);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ /* Verify that the command completed successfully */
+ if ((PIMA_ReceivedBlock.Type != PIMA_CONTAINER_ResponseBlock) || (PIMA_ReceivedBlock.Code != PIMA_RESPONSE_OK))
+ {
+ ShowCommandError(PIMA_ReceivedBlock.Code, true);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Done.\r\n"));
+
+ /* Indicate device no longer busy */
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+ USB_Host_SetDeviceConfiguration(0);
+}
+
+/** Function to convert a given Unicode encoded string to ASCII. This function will only work correctly on Unicode
+ * strings which contain ASCII printable characters only.
+ *
+ * \param[in] UnicodeString Pointer to a Unicode encoded input string
+ * \param[out] Buffer Pointer to a buffer where the converted ASCII string should be stored
+ */
+void UnicodeToASCII(uint8_t* UnicodeString,
+ char* Buffer)
+{
+ /* Get the number of characters in the string, skip to the start of the string data */
+ uint8_t CharactersRemaining = *(UnicodeString++);
+
+ /* Loop through the entire unicode string */
+ while (CharactersRemaining--)
+ {
+ /* Load in the next unicode character (only the lower byte, as only Unicode coded ASCII is supported) */
+ *(Buffer++) = *UnicodeString;
+
+ /* Jump to the next unicode character */
+ UnicodeString += 2;
+ }
+
+ /* Null terminate the string */
+ *Buffer = 0;
+}
+
+/** Displays a PIMA command error via the device's serial port.
+ *
+ * \param[in] ErrorCode Error code of the function which failed to complete successfully
+ * \param[in] ResponseCodeError Indicates if the error is due to a command failed indication from the device, or a communication failure
+ */
+void ShowCommandError(uint8_t ErrorCode,
+ bool ResponseCodeError)
+{
+ const char* FailureType = ((ResponseCodeError) ? PSTR("Response Code != OK") : PSTR("Transaction Fail"));
+
+ printf_P(PSTR(ESC_FG_RED "Command Error (%S).\r\n"
+ " -- Error Code %d\r\n" ESC_FG_WHITE), FailureType, ErrorCode);
+
+ /* Indicate error via status LEDs */
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+}
+