/usr/src/linux-headers-5.15.0-181/include/linux/usb
Edit: /usr/src/linux-headers-5.15.0-181/include/linux/usb/rndis_host.h (6080B)
// SPDX-License-Identifier: GPL-2.0+
/*
* Host Side support for RNDIS Networking Links
* Copyright (C) 2005 by David Brownell
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __LINUX_USB_RNDIS_HOST_H
#define __LINUX_USB_RNDIS_HOST_H
#include
/*
* CONTROL uses CDC "encapsulated commands" with funky notifications.
* - control-out: SEND_ENCAPSULATED
* - interrupt-in: RESPONSE_AVAILABLE
* - control-in: GET_ENCAPSULATED
*
* We'll try to ignore the RESPONSE_AVAILABLE notifications.
*
* REVISIT some RNDIS implementations seem to have curious issues still
* to be resolved.
*/
struct rndis_msg_hdr {
__le32 msg_type; /* RNDIS_MSG_* */
__le32 msg_len;
/* followed by data that varies between messages */
__le32 request_id;
__le32 status;
/* ... and more */
} __attribute__ ((packed));
/* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */
#define CONTROL_BUFFER_SIZE 1025
/* RNDIS defines an (absurdly huge) 10 second control timeout,
* but ActiveSync seems to use a more usual 5 second timeout
* (which matches the USB 2.0 spec).
*/
#define RNDIS_CONTROL_TIMEOUT_MS (5 * 1000)
struct rndis_data_hdr {
__le32 msg_type; /* RNDIS_MSG_PACKET */
__le32 msg_len; /* rndis_data_hdr + data_len + pad */
__le32 data_offset; /* 36 -- right after header */
__le32 data_len; /* ... real packet size */
__le32 oob_data_offset; /* zero */
__le32 oob_data_len; /* zero */
__le32 num_oob; /* zero */
__le32 packet_data_offset; /* zero */
__le32 packet_data_len; /* zero */
__le32 vc_handle; /* zero */
__le32 reserved; /* zero */
} __attribute__ ((packed));
struct rndis_init { /* OUT */
/* header and: */
__le32 msg_type; /* RNDIS_MSG_INIT */
__le32 msg_len; /* 24 */
__le32 request_id;
__le32 major_version; /* of rndis (1.0) */
__le32 minor_version;
__le32 max_transfer_size;
} __attribute__ ((packed));
struct rndis_init_c { /* IN */
/* header and: */
__le32 msg_type; /* RNDIS_MSG_INIT_C */
__le32 msg_len;
__le32 request_id;
__le32 status;
__le32 major_version; /* of rndis (1.0) */
__le32 minor_version;
__le32 device_flags;
__le32 medium; /* zero == 802.3 */
__le32 max_packets_per_message;
__le32 max_transfer_size;
__le32 packet_alignment; /* max 7; (1<