usbspec.h header

Article
01/23/2023

This header contains declarations for data structures and enumerations used by a USB client driver.

For more information, see:

Universal Serial Bus (USB)

usbspec.h contains the following programming interfaces:

Structures


USB_30_HUB_DESCRIPTOR The USB_30_HUB_DESCRIPTOR structure contains a SuperSpeed hub descriptor. For information about the structure members, see Universal Serial Bus Revision 3.0 Specification, 10.13.2.1 Hub Descriptor, Table 10-3. SuperSpeed Hub Descriptor.
USB_COMMON_DESCRIPTOR The USB_COMMON_DESCRIPTOR structure contains the head of the first descriptor that matches the search criteria in a call to USBD_ParseDescriptors.
USB_CONFIGURATION_DESCRIPTOR The USB_CONFIGURATION_DESCRIPTOR structure is used by USB client drivers to hold a USB-defined configuration descriptor.
USB_DEVICE_CAPABILITY_FIRMWARE_STATUS_DESCRIPTOR USB FW Update as defined in the USB 3.2 ENGINEERING CHANGE NOTICE.
USB_DEVICE_DESCRIPTOR The USB_DEVICE_DESCRIPTOR structure is used by USB client drivers to retrieve a USB-defined device descriptor.
USB_DEVICE_QUALIFIER_DESCRIPTOR The USB_DEVICE_QUALIFIER_DESCRIPTOR structure is used by USB client drivers to retrieve a USB-defined device qualifier descriptor.
USB_ENDPOINT_DESCRIPTOR The USB_ENDPOINT_DESCRIPTOR structure is used by USB client drivers to retrieve a USB-defined endpoint descriptor.
USB_HUB_DESCRIPTOR The USB_HUB_DESCRIPTOR structure contains a hub descriptor.
USB_INTERFACE_DESCRIPTOR The USB_INTERFACE_DESCRIPTOR structure is used by USB client drivers to retrieve a USB-defined interface descriptor.
USB_STRING_DESCRIPTOR The USB_STRING_DESCRIPTOR structure is used by USB client drivers to hold a USB-defined string descriptor.
USB_SUPERSPEED_ENDPOINT_COMPANION_DESCRIPTOR The USB_SUPERSPEED_ENDPOINT_COMPANION_DESCRIPTOR structure is used by USB client drivers to retrieve a USB-defined SuperSpeed Endpoint Companion descriptor. For more information, see section 9.6.7 and Table 9-20 in the official USB 3.0 specification.

Enumerations


USB_DEVICE_SPEED The USB_DEVICE_SPEED enumeration defines constants for USB device speeds.