--- /dev/null
+/*
+ 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
+ * \brief Common definitions and declarations for the library USB Still Image Class driver.
+ *
+ * Common definitions and declarations for the library USB Still Image Class driver.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB module driver
+ * dispatch header located in LUFA/Drivers/USB.h.
+ */
+
+/** \ingroup Group_USBClassSI
+ * \defgroup Group_USBClassSICommon Common Class Definitions
+ *
+ * \section Sec_USBClassSICommon_ModDescription Module Description
+ * Constants, Types and Enum definitions that are common to both Device and Host modes for the USB
+ * Still Image Class.
+ *
+ * @{
+ */
+
+#ifndef _SI_CLASS_COMMON_H_
+#define _SI_CLASS_COMMON_H_
+
+ /* Includes: */
+ #include "../../Core/StdDescriptors.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_SI_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
+ #endif
+
+ /* Macros: */
+ /** Length in bytes of a given Unicode string's character length.
+ *
+ * \param[in] Chars Total number of Unicode characters in the string.
+ *
+ * \return Number of bytes of the given unicode string.
+ */
+ #define UNICODE_STRING_LENGTH(Chars) ((Chars) << 1)
+
+ /** 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 \c Param field of the container.
+ */
+ #define PIMA_COMMAND_SIZE(Params) ((sizeof(PIMA_Container_t) - 12) + ((Params) * sizeof(uint32_t)))
+
+ /** 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_Container_t) - 12) + (DataLen))
+
+ /* Enums: */
+ /** Enum for the possible PIMA contains types. */
+ enum PIMA_Container_Types_t
+ {
+ PIMA_CONTAINER_Undefined = 0, /**< Undefined container type. */
+ PIMA_CONTAINER_CommandBlock = 1, /**< Command Block container type. */
+ PIMA_CONTAINER_DataBlock = 2, /**< Data Block container type. */
+ PIMA_CONTAINER_ResponseBlock = 3, /**< Response container type. */
+ PIMA_CONTAINER_EventBlock = 4, /**< Event Block container type. */
+ };
+
+ /* Enums: */
+ /** Enum for possible Class, Subclass and Protocol values of device and interface descriptors relating to the
+ * Still Image device class.
+ */
+ enum SI_Descriptor_ClassSubclassProtocol_t
+ {
+ SI_CSCP_StillImageClass = 0x06, /**< Descriptor Class value indicating that the device or interface
+ * belongs to the Still Image class.
+ */
+ SI_CSCP_StillImageSubclass = 0x01, /**< Descriptor Subclass value indicating that the device or interface
+ * belongs to the Still Image subclass.
+ */
+ SI_CSCP_BulkOnlyProtocol = 0x01, /**< Descriptor Protocol value indicating that the device or interface
+ * belongs to the Bulk Only Transport protocol of the Still Image class.
+ */
+ };
+
+ /** Enums for the possible status codes of a returned Response Block from an attached PIMA compliant Still Image device. */
+ enum PIMA_ResponseCodes_t
+ {
+ PIMA_RESPONSE_OK = 1, /**< Response code indicating no error in the issued command. */
+ PIMA_RESPONSE_GeneralError = 2, /**< Response code indicating a general error while processing the
+ * issued command.
+ */
+ PIMA_RESPONSE_SessionNotOpen = 3, /**< Response code indicating that the sent command requires an open
+ * session before being issued.
+ */
+ PIMA_RESPONSE_InvalidTransaction = 4, /**< Response code indicating an invalid transaction occurred. */
+ PIMA_RESPONSE_OperationNotSupported = 5, /**< Response code indicating that the issued command is not supported
+ * by the attached device.
+ */
+ PIMA_RESPONSE_ParameterNotSupported = 6, /**< Response code indicating that one or more of the issued command's
+ * parameters are not supported by the device.
+ */
+ };
+
+ /* Type Defines: */
+ /** \brief PIMA Still Image Device Command/Response Container.
+ *
+ * Type define for a PIMA container, use to send commands and receive responses to and from an
+ * attached Still Image device.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint32_t DataLength; /**< Length of the container and data, in bytes. */
+ uint16_t Type; /**< Container type, a value from the \ref 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[3]; /**< Block parameters to be issued along with the block code (command blocks only). */
+ } ATTR_PACKED PIMA_Container_t;
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
projects / qmk_firmware.git / blobdiff