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✏️ /usr/src/linux-headers-6.8.0-136/include/linux/usb/webusb.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * WebUSB descriptors and constants
 *
 * Copyright (C) 2023 Jó Ágila Bitsch <jgilab@gmail.com>
 */

#ifndef	__LINUX_USB_WEBUSB_H
#define	__LINUX_USB_WEBUSB_H

#include "uapi/linux/usb/ch9.h"

/*
 * Little Endian PlatformCapablityUUID for WebUSB
 * 3408b638-09a9-47a0-8bfd-a0768815b665
 * to identify Platform Device Capability descriptors as referring to WebUSB.
 */
#define WEBUSB_UUID \
	GUID_INIT(0x3408b638, 0x09a9, 0x47a0, 0x8b, 0xfd, 0xa0, 0x76, 0x88, 0x15, 0xb6, 0x65)

/*
 * WebUSB Platform Capability data
 *
 * A device announces support for the
 * WebUSB command set by including the following Platform Descriptor Data in its
 * Binary Object Store associated with the WebUSB_UUID above.
 * See: https://wicg.github.io/webusb/#webusb-platform-capability-descriptor
 */
struct usb_webusb_cap_data {
	__le16 bcdVersion;
#define WEBUSB_VERSION_1_00	cpu_to_le16(0x0100) /* currently only version 1.00 is defined */
	u8  bVendorCode;
	u8  iLandingPage;
#define WEBUSB_LANDING_PAGE_NOT_PRESENT	0
#define WEBUSB_LANDING_PAGE_PRESENT	1 /* we chose the fixed index 1 for the URL descriptor */
} __packed;

#define USB_WEBUSB_CAP_DATA_SIZE	4

/*
 * Get URL Request
 *
 * The request to fetch an URL is defined in https://wicg.github.io/webusb/#get-url as:
 * bmRequestType: (USB_DIR_IN | USB_TYPE_VENDOR) = 11000000B
 * bRequest: bVendorCode
 * wValue: iLandingPage
 * wIndex: GET_URL = 2
 * wLength: Descriptor Length (typically U8_MAX = 255)
 * Data: URL Descriptor
 */
#define WEBUSB_GET_URL 2

/*
 * This descriptor contains a single URL and is returned by the Get URL request.
 *
 * See: https://wicg.github.io/webusb/#url-descriptor
 */
struct webusb_url_descriptor {
	u8  bLength;
#define WEBUSB_URL_DESCRIPTOR_HEADER_LENGTH	3
	u8  bDescriptorType;
#define WEBUSB_URL_DESCRIPTOR_TYPE		3
	u8  bScheme;
#define WEBUSB_URL_SCHEME_HTTP			0
#define WEBUSB_URL_SCHEME_HTTPS			1
#define WEBUSB_URL_SCHEME_NONE			255
	u8  URL[U8_MAX - WEBUSB_URL_DESCRIPTOR_HEADER_LENGTH];
} __packed;

/*
 * Buffer size to hold the longest URL that can be in an URL descriptor
 *
 * The descriptor can be U8_MAX  bytes long.
 * WEBUSB_URL_DESCRIPTOR_HEADER_LENGTH bytes are used for a header.
 * Since the longest prefix that might be stripped is "https://", we may accommodate an additional
 * 8 bytes.
 */
#define WEBUSB_URL_RAW_MAX_LENGTH (U8_MAX - WEBUSB_URL_DESCRIPTOR_HEADER_LENGTH + 8)

#endif /* __LINUX_USB_USBNET_H */

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⬅ linux 71 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
📄 audio-v2.h	h	13.9 KB	10/03/24 20:38	0644	✏️ ⬇
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📄 cdc_ncm.h	h	5.9 KB	01/07/26 19:48	0644	✏️ ⬇
📄 ch9.h	h	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 chipidea.h	h	3.6 KB	01/07/26 19:48	0644	✏️ ⬇
📄 composite.h	h	24.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ehci-dbgp.h	h	2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ehci_def.h	h	7.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ehci_pdriver.h	h	1.7 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ezusb.h	h	286 B	10/03/24 20:38	0644	✏️ ⬇
📄 functionfs.h	h	151 B	10/03/24 20:38	0644	✏️ ⬇
📄 g_hid.h	h	442 B	10/03/24 20:38	0644	✏️ ⬇
📄 gadget.h	h	37.7 KB	01/07/26 19:48	0644	✏️ ⬇
📄 gadget_configfs.h	h	2.9 KB	10/03/24 20:38	0644	✏️ ⬇
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📄 of.h	h	1.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ohci_pdriver.h	h	1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 onboard_hub.h	h	584 B	10/03/24 20:38	0644	✏️ ⬇
📄 otg-fsm.h	h	7.9 KB	10/03/24 20:38	0644	✏️ ⬇
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📄 phy.h	h	8.2 KB	10/03/24 20:38	0644	✏️ ⬇
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📄 quirks.h	h	2.6 KB	01/07/26 19:48	0644	✏️ ⬇
📄 r8152.h	h	1.1 KB	01/07/26 19:48	0644	✏️ ⬇
📄 r8a66597.h	h	17 KB	10/03/24 20:38	0644	✏️ ⬇
📄 renesas_usbhs.h	h	3.7 KB	10/03/24 20:38	0644	✏️ ⬇
📄 rndis_host.h	h	5.3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 role.h	h	3.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 rzv2m_usb3drd.h	h	450 B	10/03/24 20:38	0644	✏️ ⬇
📄 serial.h	h	17 KB	10/03/24 20:38	0644	✏️ ⬇
📄 sl811.h	h	838 B	10/03/24 20:38	0644	✏️ ⬇
📄 storage.h	h	2.5 KB	10/03/24 20:38	0644	✏️ ⬇
📄 tcpci.h	h	7.7 KB	10/03/24 20:38	0644	✏️ ⬇
📄 tcpm.h	h	6.9 KB	01/07/26 19:48	0644	✏️ ⬇
📄 tegra_usb_phy.h	h	2.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 typec.h	h	11.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 typec_altmode.h	h	6.5 KB	10/03/24 20:38	0644	✏️ ⬇
📄 typec_dp.h	h	4.7 KB	01/07/26 19:48	0644	✏️ ⬇
📄 typec_mux.h	h	2.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 typec_retimer.h	h	1.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 typec_tbt.h	h	1.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 uas.h	h	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ulpi.h	h	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 usb338x.h	h	7.3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 usb_phy_generic.h	h	582 B	10/03/24 20:38	0644	✏️ ⬇
📄 usbnet.h	h	10.1 KB	01/07/26 19:48	0644	✏️ ⬇
📄 uvc.h	h	6.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 webusb.h	h	2.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 xhci-dbgp.h	h	651 B	10/03/24 20:38	0644	✏️ ⬇

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