diff options
Diffstat (limited to 'contrib/tcpdump/print-vrrp.c')
-rw-r--r-- | contrib/tcpdump/print-vrrp.c | 41 |
1 files changed, 30 insertions, 11 deletions
diff --git a/contrib/tcpdump/print-vrrp.c b/contrib/tcpdump/print-vrrp.c index 6b7ac94..9bc29d1 100644 --- a/contrib/tcpdump/print-vrrp.c +++ b/contrib/tcpdump/print-vrrp.c @@ -25,7 +25,7 @@ #ifndef lint static const char rcsid[] = - "@(#) $Header: /tcpdump/master/tcpdump/print-vrrp.c,v 1.3 2000/10/10 05:05:08 guy Exp $"; + "@(#) $Header: /tcpdump/master/tcpdump/print-vrrp.c,v 1.5 2001/07/23 22:27:30 fenner Exp $"; #endif #ifdef HAVE_CONFIG_H @@ -64,30 +64,47 @@ static const char rcsid[] = * | Authentication Data (2) | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ + +/* Type */ +#define VRRP_TYPE_ADVERTISEMENT 1 + +static const struct tok type2str[] = { + { VRRP_TYPE_ADVERTISEMENT, "advertisement" }, + { 0, NULL } +}; + +/* Auth Type */ +#define VRRP_AUTH_NONE 0 +#define VRRP_AUTH_SIMPLE 1 +#define VRRP_AUTH_AH 2 + +static const struct tok auth2str[] = { + { VRRP_AUTH_NONE, "none" }, + { VRRP_AUTH_SIMPLE, "simple" }, + { VRRP_AUTH_AH, "ah" }, + { 0, NULL } +}; + void vrrp_print(register const u_char *bp, register u_int len, int ttl) { int version, type, auth_type; - char *type_s; + const char *type_s; TCHECK(bp[0]); version = (bp[0] & 0xf0) >> 4; type = bp[0] & 0x0f; - if (type == 1) - type_s = "advertise"; - else - type_s = "unknown"; + type_s = tok2str(type2str, "type#%d", type); printf("VRRPv%d-%s %d: ", version, type_s, len); if (ttl != 255) printf("[ttl=%d!] ", ttl); - if (version != 2 || type != 1) + if (version != 2 || type != VRRP_TYPE_ADVERTISEMENT) return; TCHECK(bp[2]); printf("vrid=%d prio=%d", bp[1], bp[2]); TCHECK(bp[5]); auth_type = bp[4]; - if (auth_type != 0) - printf(" authtype=%d", auth_type); + printf(" authtype=%s", tok2str(auth2str, NULL, auth_type)); printf(" intvl=%d", bp[5]); if (vflag) { int naddrs = bp[3]; @@ -109,9 +126,11 @@ vrrp_print(register const u_char *bp, register u_int len, int ttl) c = ','; bp += 4; } - if (auth_type == 1) { /* simple text password */ + if (auth_type == VRRP_AUTH_SIMPLE) { /* simple text password */ TCHECK(bp[7]); - printf(" auth %.8s", bp); + printf(" auth \""); + fn_printn(bp, 8, NULL); + printf("\""); } } return; |