1996-08-19 20:34:12 +00:00
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/*
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* Copyright (c) 1994, 1995, 1996
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that: (1) source code distributions
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* retain the above copyright notice and this paragraph in its entirety, (2)
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* distributions including binary code include the above copyright notice and
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* this paragraph in its entirety in the documentation or other materials
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* provided with the distribution, and (3) all advertising materials mentioning
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* features or use of this software display the following acknowledgement:
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* ``This product includes software developed by the University of California,
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* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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* the University nor the names of its contributors may be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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1997-05-27 02:17:42 +00:00
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*
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1996-08-19 20:34:12 +00:00
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* Format and print Novell IPX packets.
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* Contributed by Brad Parker (brad@fcr.com).
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*/
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1997-05-27 02:17:42 +00:00
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1996-08-19 20:34:12 +00:00
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#ifndef lint
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1997-05-27 02:17:42 +00:00
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static const char rcsid[] =
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"@(#) $Header: print-ipx.c,v 1.19 96/12/10 23:23:52 leres Exp $";
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1996-08-19 20:34:12 +00:00
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#endif
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_var.h>
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#include <netinet/udp.h>
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#include <netinet/udp_var.h>
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#include <netinet/tcp.h>
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#include <netinet/tcpip.h>
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#ifdef __STDC__
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#include <stdlib.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include "interface.h"
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#include "addrtoname.h"
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#include "ipx.h"
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#include "extract.h"
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static const char *ipxaddr_string(u_int32_t, const u_char *);
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void ipx_decode(const struct ipxHdr *, const u_char *, u_int);
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void ipx_sap_print(const u_short *, u_int);
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void ipx_rip_print(const u_short *, u_int);
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/*
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* Print IPX datagram packets.
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*/
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void
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ipx_print(const u_char *p, u_int length)
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{
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const struct ipxHdr *ipx = (const struct ipxHdr *)p;
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TCHECK(ipx->srcSkt);
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(void)printf("%s.%x > ",
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ipxaddr_string(EXTRACT_32BITS(ipx->srcNet), ipx->srcNode),
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EXTRACT_16BITS(&ipx->srcSkt));
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(void)printf("%s.%x:",
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ipxaddr_string(EXTRACT_32BITS(ipx->dstNet), ipx->dstNode),
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EXTRACT_16BITS(&ipx->dstSkt));
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/* take length from ipx header */
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TCHECK(ipx->length);
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length = EXTRACT_16BITS(&ipx->length);
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ipx_decode(ipx, (u_char *)ipx + ipxSize, length - ipxSize);
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return;
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trunc:
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printf("[|ipx %d]", length);
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}
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static const char *
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ipxaddr_string(u_int32_t net, const u_char *node)
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{
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static char line[256];
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sprintf(line, "%x.%02x:%02x:%02x:%02x:%02x:%02x",
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net, node[0], node[1], node[2], node[3], node[4], node[5]);
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return line;
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}
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void
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ipx_decode(const struct ipxHdr *ipx, const u_char *datap, u_int length)
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{
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register u_short dstSkt;
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dstSkt = EXTRACT_16BITS(&ipx->dstSkt);
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switch (dstSkt) {
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case IPX_SKT_NCP:
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(void)printf(" ipx-ncp %d", length);
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break;
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case IPX_SKT_SAP:
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ipx_sap_print((u_short *)datap, length);
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break;
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case IPX_SKT_RIP:
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ipx_rip_print((u_short *)datap, length);
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break;
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case IPX_SKT_NETBIOS:
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(void)printf(" ipx-netbios %d", length);
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break;
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case IPX_SKT_DIAGNOSTICS:
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(void)printf(" ipx-diags %d", length);
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break;
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default:
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(void)printf(" ipx-#%x %d", dstSkt, length);
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break;
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}
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}
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void
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ipx_sap_print(const u_short *ipx, u_int length)
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{
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int command, i;
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TCHECK(ipx[0]);
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command = EXTRACT_16BITS(ipx);
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ipx++;
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length -= 2;
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switch (command) {
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case 1:
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case 3:
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if (command == 1)
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(void)printf("ipx-sap-req");
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else
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(void)printf("ipx-sap-nearest-req");
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if (length > 0) {
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TCHECK(ipx[1]);
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(void)printf(" %x '", EXTRACT_16BITS(&ipx[0]));
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1997-05-27 02:17:42 +00:00
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fn_print((u_char *)&ipx[1], (u_char *)&ipx[1] + 48);
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1996-08-19 20:34:12 +00:00
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putchar('\'');
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}
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break;
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case 2:
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case 4:
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if (command == 2)
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(void)printf("ipx-sap-resp");
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else
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(void)printf("ipx-sap-nearest-resp");
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for (i = 0; i < 8 && length > 0; i++) {
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TCHECK2(ipx[27], 1);
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(void)printf(" %x '", EXTRACT_16BITS(&ipx[0]));
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1997-05-27 02:17:42 +00:00
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fn_print((u_char *)&ipx[1], (u_char *)&ipx[1] + 48);
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1996-08-19 20:34:12 +00:00
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printf("' addr %s",
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ipxaddr_string(EXTRACT_32BITS(&ipx[25]), (u_char *)&ipx[27]));
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ipx += 32;
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length -= 64;
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}
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break;
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default:
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(void)printf("ipx-sap-?%x", command);
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break;
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}
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return;
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trunc:
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printf("[|ipx %d]", length);
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}
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void
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ipx_rip_print(const u_short *ipx, u_int length)
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{
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int command, i;
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TCHECK(ipx[0]);
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command = EXTRACT_16BITS(ipx);
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ipx++;
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length -= 2;
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switch (command) {
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case 1:
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(void)printf("ipx-rip-req");
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if (length > 0) {
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TCHECK(ipx[3]);
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1996-08-19 21:43:47 +00:00
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(void)printf(" %x/%d.%d", EXTRACT_32BITS(&ipx[0]),
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1996-08-19 20:34:12 +00:00
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EXTRACT_16BITS(&ipx[2]), EXTRACT_16BITS(&ipx[3]));
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}
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break;
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case 2:
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(void)printf("ipx-rip-resp");
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for (i = 0; i < 50 && length > 0; i++) {
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TCHECK(ipx[3]);
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1996-08-19 21:43:47 +00:00
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(void)printf(" %x/%d.%d", EXTRACT_32BITS(&ipx[0]),
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1996-08-19 20:34:12 +00:00
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EXTRACT_16BITS(&ipx[2]), EXTRACT_16BITS(&ipx[3]));
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ipx += 4;
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length -= 8;
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}
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break;
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default:
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(void)printf("ipx-rip-?%x", command);
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}
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return;
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trunc:
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printf("[|ipx %d]", length);
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}
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