sys/netproto/ipx/ipx.h

   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  * $FreeBSD: src/sys/netipx/ipx.h,v 1.15 1999/08/28 18:21:52 jhay Exp $
  37  * $DragonFly: src/sys/netproto/ipx/ipx.h,v 1.4 2004/07/27 13:50:15 hmp Exp $
  38  */
  39
  40 #ifndef _NETIPX_IPX_H_
  41 #define _NETIPX_IPX_H_
  42
  43 /*
  44  * Constants and Structures
  45  */
  46
  47 /*
  48  * Protocols
  49  */
  50 #define IPXPROTO_UNKWN          0       /* Unknown */
  51 #define IPXPROTO_RI             1       /* RIP Routing Information */
  52 #define IPXPROTO_PXP            4       /* IPX Packet Exchange Protocol */
  53 #define IPXPROTO_SPX            5       /* SPX Sequenced Packet */
  54 #define IPXPROTO_NCP            17      /* NCP NetWare Core */
  55 #define IPXPROTO_NETBIOS        20      /* Propagated Packet */
  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_NCP             0x0451  /* NW NCP Core Protocol */
  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 /*
  72  * Ports < IPXPORT_RESERVED are reserved for privileged
  73  */
  74 #define IPXPORT_RESERVED        0x4000
  75 /*
  76  * Ports > IPXPORT_WELLKNOWN are reserved for privileged
  77  * processes (e.g. root).
  78  */
  79 #define IPXPORT_WELLKNOWN       0x6000
  80
  81 /* flags passed to ipx_outputfl as last parameter */
  82
  83 #define IPX_FORWARDING          0x1     /* most of ipx header exists */
  84 #define IPX_ROUTETOIF           0x10    /* same as SO_DONTROUTE */
  85 #define IPX_ALLOWBROADCAST      SO_BROADCAST    /* can send broadcast packets */
  86
  87 #define IPX_MAXHOPS             15
  88
  89 /* flags passed to get/set socket option */
  90 #define SO_HEADERS_ON_INPUT     1
  91 #define SO_HEADERS_ON_OUTPUT    2
  92 #define SO_DEFAULT_HEADERS      3
  93 #define SO_LAST_HEADER          4
  94 #define SO_IPXIP_ROUTE          5
  95 #define SO_SEQNO                6
  96 #define SO_ALL_PACKETS          7
  97 #define SO_MTU                  8
  98 #define SO_IPXTUN_ROUTE         9
  99 #define SO_IPX_CHECKSUM         10
 100
 101 /*
 102  * IPX addressing
 103  */
 104 union ipx_host {
 105         u_char  c_host[6];
 106         u_short s_host[3];
 107 };
 108
 109 union ipx_net {
 110         u_char  c_net[4];
 111         u_short s_net[2];
 112 };
 113
 114 union ipx_net_u {
 115         union   ipx_net net_e;
 116         u_long          long_e;
 117 };
 118
 119 struct ipx_addr {
 120         union ipx_net   x_net;
 121         union ipx_host  x_host;
 122         u_short         x_port;
 123 };
 124
 125 /*
 126  * Socket address
 127  */
 128 struct sockaddr_ipx {
 129         u_char          sipx_len;
 130         u_char          sipx_family;
 131         struct ipx_addr sipx_addr;
 132         char            sipx_zero[2];
 133 };
 134 #define sipx_port sipx_addr.x_port
 135
 136 /*
 137  * Definitions for IPX Internetwork Packet Exchange Protocol
 138  */
 139 struct ipx {
 140         u_short ipx_sum;        /* Checksum */
 141         u_short ipx_len;        /* Length, in bytes, including header */
 142         u_char  ipx_tc;         /* Transport Control (i.e. hop count) */
 143         u_char  ipx_pt;         /* Packet Type (i.e. level 2 protocol) */
 144         struct ipx_addr ipx_dna;        /* Destination Network Address */
 145         struct ipx_addr ipx_sna;        /* Source Network Address */
 146 };
 147
 148 #define ipx_neteqnn(a,b) \
 149         (((a).s_net[0] == (b).s_net[0]) && ((a).s_net[1] == (b).s_net[1]))
 150 #define ipx_neteq(a,b) ipx_neteqnn((a).x_net, (b).x_net)
 151 #define satoipx_addr(sa) (((struct sockaddr_ipx *)&(sa))->sipx_addr)
 152 #define ipx_hosteqnh(s,t) ((s).s_host[0] == (t).s_host[0] && \
 153         (s).s_host[1] == (t).s_host[1] && (s).s_host[2] == (t).s_host[2])
 154 #define ipx_hosteq(s,t) (ipx_hosteqnh((s).x_host,(t).x_host))
 155 #define ipx_nullnet(x) (((x).x_net.s_net[0]==0) && ((x).x_net.s_net[1]==0))
 156 #define ipx_nullhost(x) (((x).x_host.s_host[0] == 0) && \
 157         ((x).x_host.s_host[1] == 0) && ((x).x_host.s_host[2] == 0))
 158 #define ipx_wildnet(x) (((x).x_net.s_net[0] == 0xffff) && \
 159         ((x).x_net.s_net[1] == 0xffff))
 160 #define ipx_wildhost(x) (((x).x_host.s_host[0] == 0xffff) && \
 161         ((x).x_host.s_host[1] == 0xffff) && ((x).x_host.s_host[2] == 0xffff))
 162
 163 #include <sys/cdefs.h>
 164
 165 __BEGIN_DECLS
 166 struct  ipx_addr ipx_addr (const char *);
 167 char    *ipx_ntoa (struct ipx_addr);
 168 __END_DECLS
 169
 170 #endif /* !_NETIPX_IPX_H_ */