xref: /titanic_51/usr/src/man/man9s/usb_string_descr.9s (revision b819cea2f73f98c5662230cc9affc8cc84f77fcf)
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Copyright (c) 2004, Sun Microsystems, Inc., All Rights Reserved
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When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
USB_STRING_DESCR 9S "Jan 5, 2004"
NAME
usb_string_descr - USB string descriptor
SYNOPSIS

#include <sys/usb/usba.h>
INTERFACE LEVEL

Solaris DDI specific (Solaris DDI)

DESCRIPTION

The usb_string_descr_t string descriptor defines the attributes of a string, including size and Unicode language ID. Other USB descriptors may have string descriptor index fields which refer to specific string descriptors retrieved as part of a device's configuration.

Please refer to Section 9.6.7 of the USB 2.0 specification. The USB 2.0 specification is available at www.usb.org.

A string descriptor has the following fields:

uint8_t bLength Size of this descriptor,
 in bytes.

uint8_t bDescriptorType Set to USB_DESCR_TYPE_STRING.

uint16_t bString[1]; Variable length Unicode encoded
 string.
ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Architecture PCI-based systems
Interface stability Committed
SEE ALSO

attributes(5), usb_get_alt_if(9F), usb_get_cfg(9F), usb_get_dev_data(9F), usb_get_string_descr(9F), usb_parse_data(9F), usb_ctrl_request(9S)