1 /* $NetBSD: natm_proto.c,v 1.3 1996/09/18 00:56:41 chuck Exp $ */
2
3 /*
4 *
5 * Copyright (c) 1996 Charles D. Cranor and Washington University.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Charles D. Cranor and
19 * Washington University.
20 * 4. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 */
34
35 /*
36 * protocol layer for access to native mode ATM
37 */
38
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/socket.h>
43 #include <sys/protosw.h>
44 #include <sys/domain.h>
45
46 #include <net/if.h>
47
48 #include <netinet/in.h>
49
50 #include <netnatm/natm.h>
51
52 extern struct domain natmdomain;
53
54 static void natm_init __P((void));
55
56 static struct protosw natmsw[] = {
57 { SOCK_STREAM, &natmdomain, PROTO_NATMAAL5, PR_CONNREQUIRED,
58 0, 0, 0, 0,
59 #ifdef FREEBSD_USRREQS
60 0,
61 #else
62 natm_usrreq,
63 #endif
64 0, 0, 0, 0,
65 #if defined(__NetBSD__) || defined(__OpenBSD__)
66 natm5_sysctl
67 #elif defined(FREEBSD_USRREQS)
68 &natm_usrreqs
69 #endif
70 },
71 { SOCK_DGRAM, &natmdomain, PROTO_NATMAAL5, PR_CONNREQUIRED | PR_ATOMIC,
72 0, 0, 0, 0,
73 #ifdef FREEBSD_USRREQS
74 0,
75 #else
76 natm_usrreq,
77 #endif
78 0, 0, 0, 0,
79 #if defined(__NetBSD__) || defined(__OpenBSD__)
80 natm5_sysctl
81 #elif defined(FREEBSD_USRREQS)
82 &natm_usrreqs
83 #endif
84 },
85 { SOCK_STREAM, &natmdomain, PROTO_NATMAAL0, PR_CONNREQUIRED,
86 0, 0, 0, 0,
87 #ifdef FREEBSD_USRREQS
88 0,
89 #else
90 natm_usrreq,
91 #endif
92 0, 0, 0, 0,
93 #if defined(__NetBSD__) || defined(__OpenBSD__)
94 natm0_sysctl
95 #elif defined(FREEBSD_USRREQS)
96 &natm_usrreqs
97 #endif
98 },
99 };
100
101 static struct domain natmdomain =
102 { AF_NATM, "natm", natm_init, 0, 0,
103 natmsw, &natmsw[sizeof(natmsw)/sizeof(natmsw[0])], 0,
104 0, 0, 0};
105
106 struct ifqueue natmintrq; /* natm packet input queue */
107 static int natmqmaxlen = IFQ_MAXLEN; /* max # of packets on queue */
108 #ifdef NATM_STAT
109 u_int natm_sodropcnt = 0; /* # mbufs dropped due to full sb */
110 u_int natm_sodropbytes = 0; /* # of bytes dropped */
111 u_int natm_sookcnt = 0; /* # mbufs ok */
112 u_int natm_sookbytes = 0; /* # of bytes ok */
113 #endif
114
115
116
117 void natm_init()
118
119 {
120 LIST_INIT(&natm_pcbs);
121 bzero(&natmintrq, sizeof(natmintrq));
122 natmintrq.ifq_maxlen = natmqmaxlen;
123 }
124
125 #if defined(__FreeBSD__)
126 DOMAIN_SET(natm);
127 #endif
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