xref: /dflybsd-src/sys/netproto/mpls/mpls_proto.c (revision c157ff7a29251a7088f0e396f85c0dfd6862976b)
1 /*
2  * Copyright (c) 2007 The DragonFly Project.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  * 3. Neither the name of The DragonFly Project nor the names of its
15  *    contributors may be used to endorse or promote products derived
16  *    from this software without specific, prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
22  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/domain.h>
33 #include <sys/kernel.h>		/* SYSINIT via DOMAIN_SET */
34 #include <sys/protosw.h>
35 #include <sys/socket.h>
36 
37 #include <net/radix.h>		/* rn_inithead */
38 
39 #include <netproto/mpls/mpls.h>
40 #include <netproto/mpls/mpls_var.h>
41 
42 /* forward declarations */
43 static struct domain mplsdomain;
44 static struct pr_usrreqs nousrreqs;  /* XXX use this for something */
45 
46 struct protosw mplssw[] = {
47     {
48 	.pr_type = 0,
49 	.pr_domain = &mplsdomain,
50 
51 	.pr_init = mpls_init,
52 	.pr_usrreqs = &nousrreqs
53     },
54     {
55 	.pr_type = SOCK_RAW,
56 	.pr_domain = &mplsdomain,
57 	.pr_protocol = 0,
58 	.pr_flags = PR_ATOMIC|PR_ADDR,
59 
60 	.pr_usrreqs = &nousrreqs
61     }
62 };
63 
64 static	struct	domain mplsdomain = {
65 	AF_MPLS,			/* dom_family */
66 	"mpls",				/* dom_name */
67 	NULL,				/* dom_init */
68 	NULL,				/* dom_externalize */
69 	NULL,				/* dom_dispose */
70 	mplssw,				/* dom_protosw */
71 	&mplssw[NELEM(mplssw)],
72 					/* dom_protoswNPROTOSW */
73 	SLIST_ENTRY_INITIALIZER,	/* dom_next */
74 	rn_inithead,			/* dom_rtattach */
75 	32,				/* dom_rtoffset */
76 	sizeof(struct sockaddr_mpls),	/* dom_maxrtkey */
77 	NULL,				/* dom_ifattach */
78 	NULL				/* dom_ifdetach */
79 };
80 
81 DOMAIN_SET(mpls);
82 
83 #if 0
84 SYSCTL_NODE(_net,	PF_MPLS,	mpls,	CTLFLAG_RW,	0,
85 	"MPLS Family");
86 #endif
87 
88