1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright (c) 1991-1999 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SunOS */ 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <ctype.h> 30*0Sstevel@tonic-gate #include <fcntl.h> 31*0Sstevel@tonic-gate #include <sys/socket.h> 32*0Sstevel@tonic-gate #include <sys/types.h> 33*0Sstevel@tonic-gate #include <net/if.h> 34*0Sstevel@tonic-gate #include <netinet/in_systm.h> 35*0Sstevel@tonic-gate #include <netinet/in.h> 36*0Sstevel@tonic-gate #include <netinet/ip.h> 37*0Sstevel@tonic-gate #include <inet/led.h> 38*0Sstevel@tonic-gate #include <inet/ip6.h> 39*0Sstevel@tonic-gate #include <arpa/inet.h> 40*0Sstevel@tonic-gate #include <protocols/routed.h> 41*0Sstevel@tonic-gate #include <protocols/ripngd.h> 42*0Sstevel@tonic-gate #include "snoop.h" 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate extern char *dlc_header; 45*0Sstevel@tonic-gate static char *show_cmd6(); 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate static struct in6_addr all_zeroes_addr = { { 0x0, 0x0, 0x0, 0x0, 48*0Sstevel@tonic-gate 0x0, 0x0, 0x0, 0x0, 49*0Sstevel@tonic-gate 0x0, 0x0, 0x0, 0x0, 50*0Sstevel@tonic-gate 0x0, 0x0, 0x0, 0x0 } }; 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate interpret_rip6(flags, rip6, fraglen) 53*0Sstevel@tonic-gate int flags; 54*0Sstevel@tonic-gate struct rip6 *rip6; 55*0Sstevel@tonic-gate int fraglen; 56*0Sstevel@tonic-gate { 57*0Sstevel@tonic-gate char *p; 58*0Sstevel@tonic-gate struct netinfo6 *n; 59*0Sstevel@tonic-gate int len, count; 60*0Sstevel@tonic-gate struct in6_addr *dst; 61*0Sstevel@tonic-gate int notdefault = 0; 62*0Sstevel@tonic-gate char dststr[INET6_ADDRSTRLEN]; 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate if (flags & F_SUM) { 65*0Sstevel@tonic-gate switch (rip6->rip6_cmd) { 66*0Sstevel@tonic-gate case RIPCMD6_REQUEST: p = "C"; break; 67*0Sstevel@tonic-gate case RIPCMD6_RESPONSE: p = "R"; break; 68*0Sstevel@tonic-gate default: p = "?"; break; 69*0Sstevel@tonic-gate } 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate switch (rip6->rip6_cmd) { 72*0Sstevel@tonic-gate case RIPCMD6_REQUEST: 73*0Sstevel@tonic-gate case RIPCMD6_RESPONSE: 74*0Sstevel@tonic-gate len = fraglen - 4; 75*0Sstevel@tonic-gate count = 0; 76*0Sstevel@tonic-gate for (n = rip6->rip6_nets; 77*0Sstevel@tonic-gate len >= sizeof (struct netinfo6); n++) { 78*0Sstevel@tonic-gate count++; 79*0Sstevel@tonic-gate len -= sizeof (struct netinfo6); 80*0Sstevel@tonic-gate } 81*0Sstevel@tonic-gate (void) sprintf(get_sum_line(), 82*0Sstevel@tonic-gate "RIPng %s (%d destinations)", p, count); 83*0Sstevel@tonic-gate break; 84*0Sstevel@tonic-gate default: 85*0Sstevel@tonic-gate (void) sprintf(get_sum_line(), "RIPng %s", p); 86*0Sstevel@tonic-gate break; 87*0Sstevel@tonic-gate } 88*0Sstevel@tonic-gate } 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate if (flags & F_DTAIL) { 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate show_header("RIPng: ", "Routing Information Protocol for IPv6", 93*0Sstevel@tonic-gate fraglen); 94*0Sstevel@tonic-gate show_space(); 95*0Sstevel@tonic-gate (void) sprintf(get_line((char *)rip6->rip6_cmd - dlc_header, 1), 96*0Sstevel@tonic-gate "Opcode = %d (%s)", 97*0Sstevel@tonic-gate rip6->rip6_cmd, 98*0Sstevel@tonic-gate show_cmd6(rip6->rip6_cmd)); 99*0Sstevel@tonic-gate (void) sprintf(get_line((char *)rip6->rip6_vers - 100*0Sstevel@tonic-gate dlc_header, 1), "Version = %d", 101*0Sstevel@tonic-gate rip6->rip6_vers); 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate switch (rip6->rip6_cmd) { 104*0Sstevel@tonic-gate case RIPCMD6_REQUEST: 105*0Sstevel@tonic-gate case RIPCMD6_RESPONSE: 106*0Sstevel@tonic-gate show_space(); 107*0Sstevel@tonic-gate (void) sprintf(get_line(0, 0), "Address" 108*0Sstevel@tonic-gate " Prefix Metric"); 109*0Sstevel@tonic-gate len = fraglen - 4; 110*0Sstevel@tonic-gate for (n = rip6->rip6_nets; 111*0Sstevel@tonic-gate len >= sizeof (struct netinfo6); n++) { 112*0Sstevel@tonic-gate if (rip6->rip6_vers > 0) { 113*0Sstevel@tonic-gate n->rip6_metric = n->rip6_metric; 114*0Sstevel@tonic-gate } 115*0Sstevel@tonic-gate dst = &n->rip6_prefix; 116*0Sstevel@tonic-gate notdefault = bcmp((caddr_t *)dst, 117*0Sstevel@tonic-gate (caddr_t *)&all_zeroes_addr, sizeof (*dst)); 118*0Sstevel@tonic-gate (void) inet_ntop(AF_INET6, (char *)dst, dststr, 119*0Sstevel@tonic-gate INET6_ADDRSTRLEN); 120*0Sstevel@tonic-gate (void) sprintf(get_line((char *)n - dlc_header, 121*0Sstevel@tonic-gate sizeof (struct netinfo6)), 122*0Sstevel@tonic-gate "%-30s %-10d %-5d %s", 123*0Sstevel@tonic-gate notdefault ? dststr : 124*0Sstevel@tonic-gate " (default)", n->rip6_prefix_length, 125*0Sstevel@tonic-gate n->rip6_metric, n->rip6_metric == 16 ? 126*0Sstevel@tonic-gate " (not reachable)":""); 127*0Sstevel@tonic-gate len -= sizeof (struct netinfo); 128*0Sstevel@tonic-gate } 129*0Sstevel@tonic-gate break; 130*0Sstevel@tonic-gate } 131*0Sstevel@tonic-gate } 132*0Sstevel@tonic-gate return (fraglen); 133*0Sstevel@tonic-gate } 134*0Sstevel@tonic-gate 135*0Sstevel@tonic-gate static char * 136*0Sstevel@tonic-gate show_cmd6(c) 137*0Sstevel@tonic-gate int c; 138*0Sstevel@tonic-gate { 139*0Sstevel@tonic-gate switch (c) { 140*0Sstevel@tonic-gate case RIPCMD6_REQUEST: return ("route request"); 141*0Sstevel@tonic-gate case RIPCMD6_RESPONSE: return ("route response"); 142*0Sstevel@tonic-gate } 143*0Sstevel@tonic-gate return ("?"); 144*0Sstevel@tonic-gate } 145