msos_desc.h

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/*
 * Copyright (c) 2023 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_USB_MSOS_DESC_H
#define ZEPHYR_INCLUDE_USB_MSOS_DESC_H
 
#include <stdint.h>
 
enum msosv2_descriptor_index {
        MS_OS_20_DESCRIPTOR_INDEX               = 0x07,
        MS_OS_20_SET_ALT_ENUMERATION            = 0x08,
};
 
enum msosv2_descriptor_type {
        MS_OS_20_SET_HEADER_DESCRIPTOR          = 0x00,
        MS_OS_20_SUBSET_HEADER_CONFIGURATION    = 0x01,
        MS_OS_20_SUBSET_HEADER_FUNCTION         = 0x02,
        MS_OS_20_FEATURE_COMPATIBLE_ID          = 0x03,
        MS_OS_20_FEATURE_REG_PROPERTY           = 0x04,
        MS_OS_20_FEATURE_MIN_RESUME_TIME        = 0x05,
        MS_OS_20_FEATURE_MODEL_ID               = 0x06,
        MS_OS_20_FEATURE_CCGP_DEVICE            = 0x07,
        MS_OS_20_FEATURE_VENDOR_REVISION        = 0x08
};
 
enum msosv2_property_data_type {
        MS_OS_20_PROPERTY_DATA_RESERVED                 = 0,
        MS_OS_20_PROPERTY_DATA_REG_SZ                   = 1,
        MS_OS_20_PROPERTY_DATA_REG_EXPAND_SZ            = 2,
        MS_OS_20_PROPERTY_DATA_REG_BINARY               = 3,
        MS_OS_20_PROPERTY_DATA_REG_DWORD_LITTLE_ENDIAN  = 4,
        MS_OS_20_PROPERTY_DATA_REG_DWORD_BIG_ENDIAN     = 5,
        MS_OS_20_PROPERTY_DATA_REG_LINK                 = 6,
        MS_OS_20_PROPERTY_DATA_REG_MULTI_SZ             = 7
};
 
/* Microsoft OS 2.0 descriptor set header */
struct msosv2_descriptor_set_header {
        uint16_t wLength;
        uint16_t wDescriptorType;
        uint32_t dwWindowsVersion;
        uint16_t wTotalLength;
} __packed;
 
/* Microsoft OS 2.0 configuration subset header
 * This header is for composite devices with multiple configurations.
 */
struct msosv2_configuration_subset_header {
        uint16_t wLength;
        uint16_t wDescriptorType;
        uint8_t bConfigurationValue;
        uint8_t bReserved;
        uint16_t wTotalLength;
} __packed;
 
/* Microsoft OS 2.0 function subset header
 * Note: This must be used if your device has multiple interfaces and cannot be used otherwise.
 */
struct msosv2_function_subset_header {
        uint16_t wLength;
        uint16_t wDescriptorType;
        uint8_t bFirstInterface;
        uint8_t bReserved;
        uint16_t wSubsetLength;
} __packed;
 
/* Microsoft OS 2.0 compatible ID descriptor */
struct msosv2_compatible_id {
        uint16_t wLength;
        uint16_t wDescriptorType;
        uint8_t CompatibleID[8];
        uint8_t SubCompatibleID[8];
} __packed;
 
/* Microsoft OS 2.0 Registry property descriptor: DeviceInterfaceGUIDs */
struct msosv2_guids_property {
        uint16_t wLength;
        uint16_t wDescriptorType;
        uint16_t wPropertyDataType;
        uint16_t wPropertyNameLength;
        uint8_t PropertyName[42];
        uint16_t wPropertyDataLength;
        uint8_t bPropertyData[80];
} __packed;
 
/* DeviceInterfaceGUIDs */
#define DEVICE_INTERFACE_GUIDS_PROPERTY_NAME \
        'D', 0x00, 'e', 0x00, 'v', 0x00, 'i', 0x00, 'c', 0x00, 'e', 0x00, \
        'I', 0x00, 'n', 0x00, 't', 0x00, 'e', 0x00, 'r', 0x00, 'f', 0x00, \
        'a', 0x00, 'c', 0x00, 'e', 0x00, 'G', 0x00, 'U', 0x00, 'I', 0x00, \
        'D', 0x00, 's', 0x00, 0x00, 0x00
 
#endif /* ZEPHYR_INCLUDE_USB_MSOS_DESC_H */