diff options
Diffstat (limited to 'lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c')
| -rw-r--r-- | lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c | 365 |
1 files changed, 0 insertions, 365 deletions
diff --git a/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c b/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c deleted file mode 100644 index 9df9531bfc..0000000000 --- a/lib/lufa/Demos/Host/LowLevel/StillImageHost/StillImageHost.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - 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); -} - |