diff options
| -rw-r--r-- | usr.sbin/tcpdump/tcpdump/print-ip.c | 109 |
1 files changed, 103 insertions, 6 deletions
diff --git a/usr.sbin/tcpdump/tcpdump/print-ip.c b/usr.sbin/tcpdump/tcpdump/print-ip.c index c7397f0..e0616c7 100644 --- a/usr.sbin/tcpdump/tcpdump/print-ip.c +++ b/usr.sbin/tcpdump/tcpdump/print-ip.c @@ -20,8 +20,9 @@ */ #ifndef lint +/* From: Header: print-ip.c,v 1.28 92/05/25 14:29:02 mccanne Exp $ (LBL) */ static char rcsid[] = - "@(#) $Header: print-ip.c,v 1.38 94/06/14 20:17:40 leres Exp $ (LBL)"; + "$Id: /a/ncvs/src/usr.sbin/tcpdump/tcpdump/print-ip.c,v 1.4 1995/03/08 12:52:33 olah Exp $"; #endif #include <sys/param.h> @@ -66,30 +67,126 @@ igmp_print(register const u_char *bp, register int len, } switch (bp[0] & 0xf) { case 1: - (void)printf("igmp query"); + (void)printf("igmp %squery", bp[1] ? "new " : ""); + if (bp[1] != 100) + printf(" [intvl %d]", bp[1]); if (*(int *)&bp[4]) (void)printf(" [gaddr %s]", ipaddr_string(&bp[4])); if (len != 8) (void)printf(" [len %d]", len); break; case 2: - (void)printf("igmp report %s", ipaddr_string(&bp[4])); + case 6: + (void)printf("igmp %sreport %s", + (bp[0] & 0xf) == 6 ? "new " : "", + ipaddr_string(&bp[4])); if (len != 8) (void)printf(" [len %d]", len); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); + break; + case 7: + (void)printf("igmp leave %s", ipaddr_string(&bp[4])); + if (len != 8) + (void)printf(" [len %d]", len); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); break; case 3: - (void)printf("igmp dvmrp %s", ipaddr_string(&bp[4])); + (void)printf("igmp dvmrp"); + switch(bp[1]) { + case 1: + printf(" probe"); + if (len < 8) + (void)printf(" [len %d]", len); + if (len > 12) { + int i; + for (i = 12; i + 3 < len; i += 4) { + printf("\n\t%s", + ipaddr_string(&bp[i])); + } + } + break; + case 2: + printf(" report"); + if (len < 8) + (void)printf(" [len %d]", len); + break; + case 3: + case 5: + printf(" %sneighbor query", bp[1] == 5 ? "new " : ""); + if (len < 8) + (void)printf(" [len %d]", len); + break; + case 4: + case 6: + printf(" %sneighbor list", bp[1] == 6 ? "new " : ""); + if (len < 8) + (void)printf(" [len %d]", len); + break; + case 7: + printf(" prune %s from ", ipaddr_string(&bp[12])); + printf(" %s timer %d", ipaddr_string(&bp[8]), + ntohl(*(int *)&bp[16])); + if (len != 20) + (void)printf(" [len %d]", len); + break; + case 8: + printf(" graft %s from ", ipaddr_string(&bp[12])); + printf(" %s", ipaddr_string(&bp[8])); + if (len != 16) + (void)printf(" [len %d]", len); + break; + case 9: + printf(" graft ack %s from ", + ipaddr_string(&bp[12])); + printf(" %s", ipaddr_string(&bp[8])); + + if (len != 16) + (void)printf(" [len %d]", len); + break; + default: + printf("-%d", bp[1]); + if (len < 8) + (void)printf(" [len %d]", len); + break; + } + + if (bp[7] != 3 + || (bp[7] == 3 && (bp[6] > 5 || bp[6] < 4))) { + printf(" [v%d.%d]", bp[7], bp[6]); + } + + break; + case 4: + printf("igmp pim %s", ipaddr_string(&bp[4])); + if (len < 8) + (void)printf(" [len %d]", len); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); + break; + case 15: + (void)printf("igmp mtrace %s", ipaddr_string(&bp[4])); + if (len < 8) + (void)printf(" [len %d]", len); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); + break; + case 14: + (void)printf("igmp mtrace-resp %s", ipaddr_string(&bp[4])); if (len < 8) (void)printf(" [len %d]", len); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); break; default: (void)printf("igmp-%d", bp[0] & 0xf); + if (bp[1]) + (void)printf(" [b1=0x%x]", bp[1]); break; } if ((bp[0] >> 4) != 1) (void)printf(" [v%d]", bp[0] >> 4); - if (bp[1]) - (void)printf(" [b1=0x%x]", bp[1]); } /* |
