freebsd-skq/sys/netipx/ipx.h
rwatson 59f7c3de6a Factor out UCB and my copyrights from copyrights of Mike Mitchell;
the former use a three-clause BSD license (per UCB authorization
letter), whereas he uses a four-clause BSD license.

MFC after:	3 days
2007-01-08 22:14:00 +00:00

195 lines
6.9 KiB
C

/*-
* Copyright (c) 1984, 1985, 1986, 1987, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Copyright (c) 1995, Mike Mitchell
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)ipx.h
*
* $FreeBSD$
*/
#ifndef _NETIPX_IPX_H_
#define _NETIPX_IPX_H_
/*
* Constants and Structures
*/
/*
* Protocols
*/
#define IPXPROTO_UNKWN 0 /* Unknown */
#define IPXPROTO_RI 1 /* RIP Routing Information */
#define IPXPROTO_PXP 4 /* IPX Packet Exchange Protocol */
#define IPXPROTO_SPX 5 /* SPX Sequenced Packet */
#define IPXPROTO_NCP 17 /* NCP NetWare Core */
#define IPXPROTO_NETBIOS 20 /* Propagated Packet */
#define IPXPROTO_RAW 255 /* Placemarker*/
#define IPXPROTO_MAX 256 /* Placemarker*/
/*
* Port/Socket numbers: network standard functions
*/
#define IPXPORT_RI 1 /* NS RIP Routing Information */
#define IPXPORT_ECHO 2 /* NS Echo */
#define IPXPORT_RE 3 /* NS Router Error */
#define IPXPORT_NCP 0x0451 /* NW NCP Core Protocol */
#define IPXPORT_SAP 0x0452 /* NW SAP Service Advertising */
#define IPXPORT_RIP 0x0453 /* NW RIP Routing Information */
#define IPXPORT_NETBIOS 0x0455 /* NW NetBIOS */
#define IPXPORT_DIAGS 0x0456 /* NW Diagnostics */
/*
* Ports < IPXPORT_RESERVED are reserved for privileged
*/
#define IPXPORT_RESERVED 0x4000
/*
* Ports > IPXPORT_WELLKNOWN are reserved for privileged
* processes (e.g. root).
*/
#define IPXPORT_WELLKNOWN 0x6000
/* flags passed to ipx_outputfl as last parameter */
#define IPX_FORWARDING 0x1 /* most of ipx header exists */
#define IPX_ROUTETOIF 0x10 /* same as SO_DONTROUTE */
#define IPX_ALLOWBROADCAST SO_BROADCAST /* can send broadcast packets */
#define IPX_MAXHOPS 15
/* flags passed to get/set socket option */
#define SO_HEADERS_ON_INPUT 1
#define SO_HEADERS_ON_OUTPUT 2
#define SO_DEFAULT_HEADERS 3
#define SO_LAST_HEADER 4
#define SO_IPXIP_ROUTE 5
#define SO_SEQNO 6
#define SO_ALL_PACKETS 7
#define SO_MTU 8
#define SO_IPXTUN_ROUTE 9
#define SO_IPX_CHECKSUM 10
/*
* IPX addressing
*/
union ipx_host {
u_char c_host[6];
u_short s_host[3];
};
union ipx_net {
u_char c_net[4];
u_short s_net[2];
};
union ipx_net_u {
union ipx_net net_e;
u_long long_e;
};
struct ipx_addr {
union ipx_net x_net;
union ipx_host x_host;
u_short x_port;
};
/*
* Socket address
*/
struct sockaddr_ipx {
u_char sipx_len;
u_char sipx_family;
struct ipx_addr sipx_addr;
char sipx_zero[2];
};
#define sipx_port sipx_addr.x_port
/*
* Definitions for IPX Internetwork Packet Exchange Protocol
*/
struct ipx {
u_short ipx_sum; /* Checksum */
u_short ipx_len; /* Length, in bytes, including header */
u_char ipx_tc; /* Transport Control (i.e. hop count) */
u_char ipx_pt; /* Packet Type (i.e. level 2 protocol) */
struct ipx_addr ipx_dna; /* Destination Network Address */
struct ipx_addr ipx_sna; /* Source Network Address */
} __packed;
#define ipx_neteqnn(a,b) \
(((a).s_net[0] == (b).s_net[0]) && ((a).s_net[1] == (b).s_net[1]))
#define ipx_neteq(a,b) ipx_neteqnn((a).x_net, (b).x_net)
#define satoipx_addr(sa) (((struct sockaddr_ipx *)&(sa))->sipx_addr)
#define ipx_hosteqnh(s,t) ((s).s_host[0] == (t).s_host[0] && \
(s).s_host[1] == (t).s_host[1] && (s).s_host[2] == (t).s_host[2])
#define ipx_hosteq(s,t) (ipx_hosteqnh((s).x_host,(t).x_host))
#define ipx_nullnet(x) (((x).x_net.s_net[0]==0) && ((x).x_net.s_net[1]==0))
#define ipx_nullhost(x) (((x).x_host.s_host[0] == 0) && \
((x).x_host.s_host[1] == 0) && ((x).x_host.s_host[2] == 0))
#define ipx_wildnet(x) (((x).x_net.s_net[0] == 0xffff) && \
((x).x_net.s_net[1] == 0xffff))
#define ipx_wildhost(x) (((x).x_host.s_host[0] == 0xffff) && \
((x).x_host.s_host[1] == 0xffff) && ((x).x_host.s_host[2] == 0xffff))
#include <sys/cdefs.h>
__BEGIN_DECLS
struct ipx_addr ipx_addr(const char *);
char *ipx_ntoa(struct ipx_addr);
__END_DECLS
#endif /* !_NETIPX_IPX_H_ */