xref: /freebsd/sys/netgraph/ng_eiface.h (revision 783d3ff6d7fae619db8a7990b8a6387de0c677b5)
1 /*
2  * ng_eiface.h
3  */
4 
5 /*-
6  * SPDX-License-Identifier: BSD-2-Clause
7  *
8  * Copyright (c) 1999-2001, Vitaly V Belekhov
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice unmodified, this list of conditions, and the following
16  *    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  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef _NETGRAPH_NG_EIFACE_H_
35 #define _NETGRAPH_NG_EIFACE_H_
36 
37 /* Node type name and magic cookie */
38 #define NG_EIFACE_NODE_TYPE		"eiface"
39 #define NGM_EIFACE_COOKIE		948105892
40 
41 /* Interface base name */
42 #define NG_EIFACE_EIFACE_NAME		"ngeth"
43 
44 /* My hook names */
45 #define NG_EIFACE_HOOK_ETHER		"ether"
46 
47 /* MTU bounds */
48 #define NG_EIFACE_MTU_MIN		72
49 #define NG_EIFACE_MTU_MAX		ETHER_MAX_LEN_JUMBO
50 #define NG_EIFACE_MTU_DEFAULT		1500
51 
52 /* Netgraph commands */
53 enum {
54 	NGM_EIFACE_GET_IFNAME = 1,	/* get the interface name */
55 	NGM_EIFACE_GET_IFADDRS,		/* returns list of addresses */
56 	NGM_EIFACE_SET,			/* set ethernet address */
57 };
58 
59 #endif /* _NETGRAPH_NG_EIFACE_H_ */
60