xref: /openbsd-src/sys/net/af_frame.c (revision 476a4da7a63e2599dea48fa7117d462f18643b40)
1 /*	$OpenBSD: af_frame.c,v 1.2 2025/01/05 12:36:48 bluhm Exp $ */
2 
3 /*
4  * Copyright (c) 2024 David Gwynne <dlg@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <sys/param.h>
20 #include <sys/socket.h>
21 #include <sys/protosw.h>
22 #include <sys/domain.h>
23 #include <sys/systm.h>
24 
25 #include <net/if_types.h>
26 
27 #include <net/if.h>
28 #include <net/if_arp.h>
29 #include <netinet/in.h>
30 #include <netinet/if_ether.h>
31 
32 const struct domain framedomain;
33 
34 /* reach over to if_ethersubr.c */
35 int ether_frm_ctloutput(int, struct socket *, int, int, struct mbuf *);
36 extern const struct pr_usrreqs ether_frm_usrreqs;
37 
38 static const struct protosw framesw[] = {
39 	{
40 		.pr_type	= SOCK_DGRAM,
41 		.pr_domain	= &framedomain,
42 		.pr_protocol	= IFT_ETHER,
43 		.pr_flags	= PR_ATOMIC|PR_ADDR|PR_MPINPUT,
44 
45 		.pr_ctloutput	= ether_frm_ctloutput,
46 		.pr_usrreqs	= &ether_frm_usrreqs,
47 		.pr_sysctl	= NULL /* ether_frm_sysctl */,
48 	},
49 };
50 
51 const struct domain framedomain = {
52 	.dom_family	= AF_FRAME,
53 	.dom_name	= "frame",
54 	.dom_protosw 	= framesw,
55 	.dom_protoswNPROTOSW = &framesw[nitems(framesw)],
56 };
57 
58 void
59 af_frameattach(int n)
60 {
61 	/* nop */
62 }
63