1 /* SPDX-License-Identifier: ((GPL-2.0-only WITH Linux-syscall-note) OR BSD-3-Clause) */
2 /*
3  * linux/can/raw.h
4  *
5  * Definitions for raw CAN sockets
6  *
7  * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
8  *          Urs Thuermann   <urs.thuermann@volkswagen.de>
9  * Copyright (c) 2002-2007 Volkswagen Group Electronic Research
10  * All rights reserved.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. Neither the name of Volkswagen nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * Alternatively, provided that this notice is retained in full, this
25  * software may be distributed under the terms of the GNU General
26  * Public License ("GPL") version 2, in which case the provisions of the
27  * GPL apply INSTEAD OF those given above.
28  *
29  * The provided data structures and external interfaces from this code
30  * are not restricted to be used by modules with a GPL compatible license.
31  *
32  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
35  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
38  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
39  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
40  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
41  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
42  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
43  * DAMAGE.
44  */
45 
46 #ifndef _UAPI_CAN_RAW_H
47 #define _UAPI_CAN_RAW_H
48 
49 #include <linux/can.h>
50 
51 #define SOL_CAN_RAW (SOL_CAN_BASE + CAN_RAW)
52 enum {
53 	SCM_CAN_RAW_ERRQUEUE = 1,
54 };
55 
56 /* for socket options affecting the socket (not the global system) */
57 
58 enum {
59 	CAN_RAW_FILTER = 1,	/* set 0 .. n can_filter(s)          */
60 	CAN_RAW_ERR_FILTER,	/* set filter for error frames       */
61 	CAN_RAW_LOOPBACK,	/* local loopback (default:on)       */
62 	CAN_RAW_RECV_OWN_MSGS,	/* receive my own msgs (default:off) */
63 	CAN_RAW_FD_FRAMES,	/* allow CAN FD frames (default:off) */
64 	CAN_RAW_JOIN_FILTERS,	/* all filters must match to trigger */
65 };
66 
67 #endif /* !_UAPI_CAN_RAW_H */
68