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1/*
2 * Copyright (c) 1995, Mike Mitchell
3 * Copyright (c) 1984, 1985, 1986, 1987, 1993
4 * The Regents of the University of California. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * @(#)ipx.h
35 *
36 * $Id: ipx.h,v 1.10 1997/04/05 20:05:07 jhay Exp $
37 */
38
39#ifndef _NETIPX_IPX_H_
40#define _NETIPX_IPX_H_
41
42/*
43 * Constants and Structures
44 */
45
46/*
47 * Protocols
48 */
49#define IPXPROTO_UNKWN 0 /* Unknown */
50#define IPXPROTO_RI 1 /* RIP Routing Information */
51#define IPXPROTO_ECHO 2 /* Echo Protocol */
52#define IPXPROTO_ERROR 3 /* Error Protocol */
53#define IPXPROTO_PXP 4 /* PXP Packet Exchange */
54#define IPXPROTO_SPX 5 /* SPX Sequenced Packet */
55#define IPXPROTO_NCP 17 /* NCP NetWare Core */
56#define IPXPROTO_RAW 255 /* Placemarker*/
57#define IPXPROTO_MAX 256 /* Placemarker*/
58
59/*
60 * Port/Socket numbers: network standard functions
61 */
62
63#define IPXPORT_RI 1 /* NS RIP Routing Information */
64#define IPXPORT_ECHO 2 /* NS Echo */
65#define IPXPORT_RE 3 /* NS Router Error */
66#define IPXPORT_FSP 0x0451 /* NW FSP File Service */
67#define IPXPORT_SAP 0x0452 /* NW SAP Service Advertising */
68#define IPXPORT_RIP 0x0453 /* NW RIP Routing Information */
69#define IPXPORT_NETBIOS 0x0455 /* NW NetBIOS */
70#define IPXPORT_DIAGS 0x0456 /* NW Diagnostics */
71#define IPXPORT_WDOG 0x4001 /* NW Watchdog Packets */
72#define IPXPORT_SHELL 0x4003 /* NW Shell Socket */
73#define IPXPORT_MAX 0x8000 /* Maximum User Addressable Port */
74
75/* flags passed to ipx_outputfl as last parameter */
76
77#define IPX_FORWARDING 0x1 /* most of ipx header exists */
78#define IPX_ROUTETOIF 0x10 /* same as SO_DONTROUTE */
79#define IPX_ALLOWBROADCAST SO_BROADCAST /* can send broadcast packets */
80
81#define IPX_MAXHOPS 15
82
83/* flags passed to get/set socket option */
84#define SO_HEADERS_ON_INPUT 1
85#define SO_HEADERS_ON_OUTPUT 2
86#define SO_DEFAULT_HEADERS 3
87#define SO_LAST_HEADER 4
88#define SO_IPXIP_ROUTE 5
89#define SO_SEQNO 6
90#define SO_ALL_PACKETS 7
91#define SO_MTU 8
92#define SO_IPXTUN_ROUTE 9
93
94/*
95 * IPX addressing
96 */
97union ipx_host {
98 u_char c_host[6];
99 u_short s_host[3];
100};
101
102union ipx_net {
103 u_char c_net[4];
104 u_short s_net[2];
105};
106
107union ipx_net_u {
108 union ipx_net net_e;
109 u_long long_e;
110};
111
112struct ipx_addr {
113 union ipx_net x_net;
114 union ipx_host x_host;
115 u_short x_port;
116};
117
118/*
119 * Socket address
120 */
121struct sockaddr_ipx {
122 u_char sipx_len;
123 u_char sipx_family;
124 struct ipx_addr sipx_addr;
125 char sipx_zero[2];
126};
127#define sipx_port sipx_addr.x_port
128
129/*
130 * Definitions for IPX Internet Datagram Protocol
131 */
132struct ipx {
133 u_short ipx_sum; /* Checksum */
134 u_short ipx_len; /* Length, in bytes, including header */
135 u_char ipx_tc; /* Transport Control (i.e. hop count) */
136 u_char ipx_pt; /* Packet Type (i.e. level 2 protocol) */
137 struct ipx_addr ipx_dna; /* Destination Network Address */
138 struct ipx_addr ipx_sna; /* Source Network Address */
139};
140
141#ifdef vax
142#define ipx_netof(a) (*(long *) & ((a).x_net)) /* XXX - not needed */
143#endif
144#define ipx_neteqnn(a,b) \
145 (((a).s_net[0]==(b).s_net[0]) && ((a).s_net[1]==(b).s_net[1]))
146#define ipx_neteq(a,b) ipx_neteqnn((a).x_net, (b).x_net)
147#define satoipx_addr(sa) (((struct sockaddr_ipx *)&(sa))->sipx_addr)
148#define ipx_hosteqnh(s,t) ((s).s_host[0] == (t).s_host[0] && \
149 (s).s_host[1] == (t).s_host[1] && (s).s_host[2] == (t).s_host[2])
150#define ipx_hosteq(s,t) (ipx_hosteqnh((s).x_host,(t).x_host))
151#define ipx_nullnet(x) (((x).x_net.s_net[0]==0) && ((x).x_net.s_net[1]==0))
152#define ipx_nullhost(x) (((x).x_host.s_host[0]==0) && \
153 ((x).x_host.s_host[1]==0) && ((x).x_host.s_host[2]==0))
154#define ipx_wildnet(x) (((x).x_net.s_net[0]==0xffff) && \
155 ((x).x_net.s_net[1]==0xffff))
156#define ipx_wildhost(x) (((x).x_host.s_host[0]==0xffff) && \
157 ((x).x_host.s_host[1]==0xffff) && ((x).x_host.s_host[2]==0xffff))
158
159#ifdef KERNEL
160
161extern struct pr_usrreqs ipx_usrreqs;
162extern struct pr_usrreqs ripx_usrreqs;
163extern int ipxcksum;
164extern struct domain ipxdomain;
165extern struct sockaddr_ipx ipx_netmask;
166extern struct sockaddr_ipx ipx_hostmask;
167
168extern union ipx_host ipx_thishost;
169extern union ipx_net ipx_zeronet;
170extern union ipx_host ipx_zerohost;
171extern union ipx_net ipx_broadnet;
172extern union ipx_host ipx_broadhost;
173
174extern long ipx_pexseq;
175extern u_char ipxctlerrmap[];
176extern struct ipxpcb ipxrawpcb;
177
178struct route;
179struct sockaddr;
180struct socket;
181void ipx_abort __P((struct ipxpcb *ipxp));
182u_short ipx_cksum __P((struct mbuf *m, int len));
183int ipx_control __P((struct socket *so, int cmd, caddr_t data,
184 struct ifnet *ifp, struct proc *p));
185void ipx_ctlinput __P((int cmd, struct sockaddr *arg_as_sa, void *dummy));
186int ipx_ctloutput __P((int req, struct socket *so, int level, int name,
187 struct mbuf **value, struct proc *p));
188int ipx_do_route __P((struct ipx_addr *src, struct route *ro));
189void ipx_drop __P((struct ipxpcb *ipxp, int errno));
190void ipx_forward __P((struct mbuf *m));
191void ipx_init __P((void));
192void ipx_input __P((struct mbuf *m, struct ipxpcb *ipxp));
193void ipxintr __P((void));
194int ipx_output __P((struct ipxpcb *ipxp, struct mbuf *m0));
195int ipx_outputfl __P((struct mbuf *m0, struct route *ro, int flags));
196void ipx_undo_route __P((struct route *ro));
197void ipx_watch_output __P((struct mbuf *m, struct ifnet *ifp));
198
199int ipx_peeraddr __P((struct socket *so, struct mbuf *nam));
200int ipx_sockaddr __P((struct socket *so, struct mbuf *nam));
201
202#else
203
204#include <sys/cdefs.h>
205
206__BEGIN_DECLS
207struct ipx_addr
208 ipx_addr __P((const char *));
209char *ipx_ntoa __P((struct ipx_addr));
210__END_DECLS
211
212#endif /* KERNEL */
213
214#endif /* !_NETIPX_IPX_H_ */