xref: /original-bsd/sys/netinet/in_proto.c (revision 00986467)
1 /*
2  * Copyright (c) 1982, 1986 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms are permitted
6  * provided that the above copyright notice and this paragraph are
7  * duplicated in all such forms and that any documentation,
8  * advertising materials, and other materials related to such
9  * distribution and use acknowledge that the software was developed
10  * by the University of California, Berkeley.  The name of the
11  * University may not be used to endorse or promote products derived
12  * from this software without specific prior written permission.
13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
16  *
17  *	@(#)in_proto.c	7.3 (Berkeley) 06/29/88
18  */
19 
20 #include "param.h"
21 #include "socket.h"
22 #include "protosw.h"
23 #include "domain.h"
24 #include "mbuf.h"
25 
26 #include "in.h"
27 #include "in_systm.h"
28 
29 /*
30  * TCP/IP protocol family: IP, ICMP, UDP, TCP.
31  */
32 int	ip_output(),ip_ctloutput();
33 int	ip_init(),ip_slowtimo(),ip_drain();
34 int	icmp_input();
35 int	udp_input(),udp_ctlinput();
36 int	udp_usrreq();
37 int	udp_init();
38 int	tcp_input(),tcp_ctlinput();
39 int	tcp_usrreq(),tcp_ctloutput();
40 int	tcp_init(),tcp_fasttimo(),tcp_slowtimo(),tcp_drain();
41 int	rip_input(),rip_output(),rip_ctloutput();
42 extern	int raw_usrreq();
43 /*
44  * IMP protocol family: raw interface.
45  * Using the raw interface entry to get the timer routine
46  * in is a kludge.
47  */
48 #include "imp.h"
49 #if NIMP > 0
50 int	rimp_output(), hostslowtimo();
51 #endif
52 
53 #ifdef NSIP
54 int	idpip_input(), nsip_ctlinput();
55 #endif
56 
57 extern	struct domain inetdomain;
58 
59 struct protosw inetsw[] = {
60 { 0,		&inetdomain,	0,		0,
61   0,		ip_output,	0,		0,
62   0,
63   ip_init,	0,		ip_slowtimo,	ip_drain,
64 },
65 { SOCK_DGRAM,	&inetdomain,	IPPROTO_UDP,	PR_ATOMIC|PR_ADDR,
66   udp_input,	0,		udp_ctlinput,	ip_ctloutput,
67   udp_usrreq,
68   udp_init,	0,		0,		0,
69 },
70 { SOCK_STREAM,	&inetdomain,	IPPROTO_TCP,	PR_CONNREQUIRED|PR_WANTRCVD,
71   tcp_input,	0,		tcp_ctlinput,	tcp_ctloutput,
72   tcp_usrreq,
73   tcp_init,	tcp_fasttimo,	tcp_slowtimo,	tcp_drain,
74 },
75 { SOCK_RAW,	&inetdomain,	IPPROTO_RAW,	PR_ATOMIC|PR_ADDR,
76   rip_input,	rip_output,	0,		rip_ctloutput,
77   raw_usrreq,
78   0,		0,		0,		0,
79 },
80 { SOCK_RAW,	&inetdomain,	IPPROTO_ICMP,	PR_ATOMIC|PR_ADDR,
81   icmp_input,	rip_output,	0,		rip_ctloutput,
82   raw_usrreq,
83   0,		0,		0,		0,
84 },
85 #ifdef NSIP
86 { SOCK_RAW,	&inetdomain,	IPPROTO_IDP,	PR_ATOMIC|PR_ADDR,
87   idpip_input,	rip_output,	nsip_ctlinput,	0,
88   raw_usrreq,
89   0,		0,		0,		0,
90 },
91 #endif
92 	/* raw wildcard */
93 { SOCK_RAW,	&inetdomain,	0,		PR_ATOMIC|PR_ADDR,
94   rip_input,	rip_output,	0,		rip_ctloutput,
95   raw_usrreq,
96   0,		0,		0,		0,
97 },
98 };
99 
100 struct domain inetdomain =
101     { AF_INET, "internet", 0, 0, 0,
102       inetsw, &inetsw[sizeof(inetsw)/sizeof(inetsw[0])] };
103 
104 #if NIMP > 0
105 extern	struct domain impdomain;
106 
107 struct protosw impsw[] = {
108 { SOCK_RAW,	&impdomain,	0,		PR_ATOMIC|PR_ADDR,
109   0,		rimp_output,	0,		0,
110   raw_usrreq,
111   0,		0,		hostslowtimo,	0,
112 },
113 };
114 
115 struct domain impdomain =
116     { AF_IMPLINK, "imp", 0, 0, 0,
117       impsw, &impsw[sizeof (impsw)/sizeof(impsw[0])] };
118 #endif
119 
120 #include "hy.h"
121 #if NHY > 0
122 /*
123  * HYPERchannel protocol family: raw interface.
124  */
125 int	rhy_output();
126 extern	struct domain hydomain;
127 
128 struct protosw hysw[] = {
129 { SOCK_RAW,	&hydomain,	0,		PR_ATOMIC|PR_ADDR,
130   0,		rhy_output,	0,		0,
131   raw_usrreq,
132   0,		0,		0,		0,
133 },
134 };
135 
136 struct domain hydomain =
137     { AF_HYLINK, "hy", 0, 0, 0, hysw, &hysw[sizeof (hysw)/sizeof(hysw[0])] };
138 #endif
139