135 lines
4.8 KiB
C
135 lines
4.8 KiB
C
/*
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LUFA Library
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Copyright (C) Dean Camera, 2019.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2019 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Header file for Descriptors.c.
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*/
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#ifndef _DESCRIPTORS_H_
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#define _DESCRIPTORS_H_
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/* Includes: */
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#include <LUFA/Drivers/USB/USB.h>
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#include <avr/pgmspace.h>
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#include "Config/AppConfig.h"
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/* Macros: */
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/** Endpoint address of the CDC device-to-host notification IN endpoint. */
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#define CDC_NOTIFICATION_EPADDR (ENDPOINT_DIR_IN | 3)
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/** Endpoint address of the CDC device-to-host data IN endpoint. */
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#define CDC_TX_EPADDR (ENDPOINT_DIR_IN | 1)
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/** Endpoint address of the CDC host-to-device data OUT endpoint. */
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#define CDC_RX_EPADDR (ENDPOINT_DIR_OUT | 2)
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/** Size in bytes of the CDC device-to-host notification IN endpoint. */
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#define CDC_NOTIFICATION_EPSIZE 8
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/** Size in bytes of the CDC data IN and OUT endpoints. */
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#define CDC_TXRX_EPSIZE 64
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/** Vendor request (0-255) the host should issue to retrieve the
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* Microsoft OS Compatibility Descriptors. */
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#define VENDOR_REQUEST_ID_MS_COMPAT 0x01
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/* Type Defines: */
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/** Type define for the device configuration descriptor structure. This must be defined in the
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* application code, as the configuration descriptor contains several sub-descriptors which
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* vary between devices, and which describe the device's usage to the host.
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*/
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typedef struct
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{
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USB_Descriptor_Configuration_Header_t Config;
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// RNDIS CDC Control Interface
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USB_Descriptor_Interface_t CDC_CCI_Interface;
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USB_CDC_Descriptor_FunctionalHeader_t CDC_Functional_Header;
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USB_CDC_Descriptor_FunctionalACM_t CDC_Functional_ACM;
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USB_CDC_Descriptor_FunctionalUnion_t CDC_Functional_Union;
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USB_Descriptor_Endpoint_t CDC_NotificationEndpoint;
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// RNDIS CDC Data Interface
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USB_Descriptor_Interface_t CDC_DCI_Interface;
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USB_Descriptor_Endpoint_t RNDIS_DataOutEndpoint;
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USB_Descriptor_Endpoint_t RNDIS_DataInEndpoint;
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} USB_Descriptor_Configuration_t;
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/** Type define for a Microsoft OS Compatibility 1.0 descriptor. */
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typedef struct
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{
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uint32_t dwLength;
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uint16_t bcdVersion;
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uint16_t wIndex;
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uint8_t bCount;
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uint8_t bReserved[7];
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uint8_t bFirstInterfaceNumber;
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uint8_t bReserved2;
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char compatibleID[8];
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char subCompatibleID[8];
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uint8_t bReserved3[6];
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} USB_Descriptor_MSCompatibility_t;
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/** Enum for the device interface descriptor IDs within the device. Each interface descriptor
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* should have a unique ID index associated with it, which can be used to refer to the
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* interface from other descriptors.
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*/
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enum InterfaceDescriptors_t
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{
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INTERFACE_ID_CDC_CCI = 0, /**< CDC CCI interface descriptor ID */
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INTERFACE_ID_CDC_DCI = 1, /**< CDC DCI interface descriptor ID */
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};
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/** Enum for the device string descriptor IDs within the device. Each string descriptor should
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* have a unique ID index associated with it, which can be used to refer to the string from
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* other descriptors.
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*/
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enum StringDescriptors_t
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{
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STRING_ID_Language = 0, /**< Supported Languages string descriptor ID (must be zero) */
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STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */
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STRING_ID_Product = 2, /**< Product string ID */
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STRING_ID_MS_Compat = 0xEE, /**< MS OS Compatibility string descriptor ID (magic value set by Microsoft) */
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};
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/* Function Prototypes: */
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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const uint16_t wIndex,
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const void** const DescriptorAddress)
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
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void CheckIfMSCompatibilityDescriptorRequest(void);
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#endif
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