int
udp_load(netsnmp_cache *cache, void *vmagic)
{
long ret_value = -1;
ret_value = linux_read_udp_stat(&udpstat);
if ( ret_value < 0 ) {
DEBUGMSGTL(("mibII/udpScalar", "Failed to load UDP scalar Group (linux)\n"));
} else {
DEBUGMSGTL(("mibII/udpScalar", "Loaded UDP scalar Group (linux)\n"));
}
return ret_value;
}
long
read_udp_stat(UDP_STAT_STRUCTURE * udpstat, int magic)
{
long ret_value = -1;
#if (defined(CAN_USE_SYSCTL) && defined(UDPCTL_STATS))
static int sname[4] =
{ CTL_NET, PF_INET, IPPROTO_UDP, UDPCTL_STATS };
size_t len = sizeof(*udpstat);
#endif
#ifdef solaris2
static mib2_ip_t ipstat;
#endif
#ifdef hpux11
int fd;
struct nmparms p;
unsigned int ulen;
if ((fd = open_mib("/dev/ip", O_RDONLY, 0, NM_ASYNC_OFF)) < 0)
return (-1); /* error */
switch (magic) {
case UDPINDATAGRAMS:
p.objid = ID_udpInDatagrams;
break;
case UDPNOPORTS:
p.objid = ID_udpNoPorts;
break;
case UDPOUTDATAGRAMS:
p.objid = ID_udpOutDatagrams;
break;
case UDPINERRORS:
p.objid = ID_udpInErrors;
break;
default:
*udpstat = 0;
close_mib(fd);
return (0);
}
p.buffer = (void *) udpstat;
ulen = sizeof(UDP_STAT_STRUCTURE);
p.len = &ulen;
ret_value = get_mib_info(fd, &p);
close_mib(fd);
return (ret_value); /* 0: ok, < 0: error */
#else /* hpux11 */
if (udp_stats_cache_marker &&
(!atime_ready
(udp_stats_cache_marker, UDP_STATS_CACHE_TIMEOUT * 1000)))
#ifdef solaris2
return (magic == UDPNOPORTS ? ipstat.udpNoPorts : 0);
#else
return 0;
#endif
if (udp_stats_cache_marker)
atime_setMarker(udp_stats_cache_marker);
else
udp_stats_cache_marker = atime_newMarker();
#ifdef linux
ret_value = linux_read_udp_stat(udpstat);
#endif
#ifdef WIN32
ret_value = GetUdpStatistics(udpstat);
#endif
#ifdef solaris2
if (magic == UDPNOPORTS) {
if (getMibstat
(MIB_IP, &ipstat, sizeof(mib2_ip_t), GET_FIRST,
&Get_everything, NULL) < 0)
ret_value = -1;
else
ret_value = ipstat.udpNoPorts;
} else
ret_value = getMibstat(MIB_UDP, udpstat, sizeof(mib2_udp_t),
GET_FIRST, &Get_everything, NULL);
#endif
#ifdef HAVE_SYS_TCPIPSTATS_H
ret_value = sysmp(MP_SAGET, MPSA_TCPIPSTATS, udpstat, sizeof *udpstat);
#endif
#if defined(CAN_USE_SYSCTL) && defined(UDPCTL_STATS)
ret_value = sysctl(sname, 4, udpstat, &len, 0, 0);
#endif
#ifdef UDPSTAT_SYMBOL
if (auto_nlist(UDPSTAT_SYMBOL, (char *) udpstat, sizeof(*udpstat)))
ret_value = 0;
#endif
if (ret_value == -1) {
free(udp_stats_cache_marker);
udp_stats_cache_marker = NULL;
}
return ret_value;
#endif /* hpux11 */
}
