icmp.c

ucd-snmp源代码

	case ICMPINTIMEEXCDS:	return (u_char *) &icmpstat.icmpInTimeExcds;
	case ICMPINPARMPROBS:	return (u_char *) &icmpstat.icmpInParmProbs;
	case ICMPINSRCQUENCHS:	return (u_char *) &icmpstat.icmpInSrcQuenchs;
	case ICMPINREDIRECTS:	return (u_char *) &icmpstat.icmpInRedirects;
	case ICMPINECHOS:	return (u_char *) &icmpstat.icmpInEchos;
	case ICMPINECHOREPS:	return (u_char *) &icmpstat.icmpInEchoReps;
	case ICMPINTIMESTAMPS:	return (u_char *) &icmpstat.icmpInTimestamps;
	case ICMPINTIMESTAMPREPS:return (u_char *) &icmpstat.icmpInTimestampReps;
	case ICMPINADDRMASKS:	return (u_char *) &icmpstat.icmpInAddrMasks;
	case ICMPINADDRMASKREPS:return (u_char *) &icmpstat.icmpInAddrMaskReps;
	case ICMPOUTMSGS:	return (u_char *) &icmpstat.icmpOutMsgs;
	case ICMPOUTERRORS:	return (u_char *) &icmpstat.icmpOutErrors;
	case ICMPOUTDESTUNREACHS:return (u_char *) &icmpstat.icmpOutDestUnreachs;
	case ICMPOUTTIMEEXCDS:	return (u_char *) &icmpstat.icmpOutTimeExcds;
	case ICMPOUTPARMPROBS:	return (u_char *) &icmpstat.icmpOutParmProbs;
	case ICMPOUTSRCQUENCHS:	return (u_char *) &icmpstat.icmpOutSrcQuenchs;
	case ICMPOUTREDIRECTS:	return (u_char *) &icmpstat.icmpOutRedirects;
	case ICMPOUTECHOS:	return (u_char *) &icmpstat.icmpOutEchos;
	case ICMPOUTECHOREPS:	return (u_char *) &icmpstat.icmpOutEchoReps;
	case ICMPOUTTIMESTAMPS:	return (u_char *) &icmpstat.icmpOutTimestamps;
	case ICMPOUTTIMESTAMPREPS:return (u_char *)&icmpstat.icmpOutTimestampReps;
	case ICMPOUTADDRMASKS:	return (u_char *) &icmpstat.icmpOutAddrMasks;
	case ICMPOUTADDRMASKREPS:return (u_char *) &icmpstat.icmpOutAddrMaskReps;
#endif /* USES_SNMP_DESIGNED_ICMPSTAT */

#ifdef USES_TRADITIONAL_ICMPSTAT

	case ICMPINMSGS:
				long_return = icmpstat.icps_badcode +
					      icmpstat.icps_tooshort +
					      icmpstat.icps_checksum +
					      icmpstat.icps_badlen;
	    			for (i=0; i <= ICMP_MAXTYPE; i++)
				    long_return += icmpstat.icps_inhist[i];
				return (u_char *)&long_return;
	case ICMPINERRORS:
				long_return = icmpstat.icps_badcode +
					      icmpstat.icps_tooshort +
					      icmpstat.icps_checksum +
					      icmpstat.icps_badlen;
				return (u_char *)&long_return;
	case ICMPINDESTUNREACHS:return (u_char *) &icmpstat.icps_inhist[ICMP_UNREACH];
	case ICMPINTIMEEXCDS:	return (u_char *) &icmpstat.icps_inhist[ICMP_TIMXCEED];
	case ICMPINPARMPROBS:	return (u_char *) &icmpstat.icps_inhist[ICMP_PARAMPROB];
	case ICMPINSRCQUENCHS:	return (u_char *) &icmpstat.icps_inhist[ICMP_SOURCEQUENCH];
	case ICMPINREDIRECTS:	return (u_char *) &icmpstat.icps_inhist[ICMP_REDIRECT];
	case ICMPINECHOS:	return (u_char *) &icmpstat.icps_inhist[ICMP_ECHO];
	case ICMPINECHOREPS:	return (u_char *) &icmpstat.icps_inhist[ICMP_ECHOREPLY];
	case ICMPINTIMESTAMPS:	return (u_char *) &icmpstat.icps_inhist[ICMP_TSTAMP];
	case ICMPINTIMESTAMPREPS:return (u_char *) &icmpstat.icps_inhist[ICMP_TSTAMPREPLY];
	case ICMPINADDRMASKS:	return (u_char *) &icmpstat.icps_inhist[ICMP_MASKREQ];
	case ICMPINADDRMASKREPS:return (u_char *) &icmpstat.icps_inhist[ICMP_MASKREPLY];
	case ICMPOUTMSGS:
				long_return = icmpstat.icps_oldshort +
					      icmpstat.icps_oldicmp;
	    			for (i=0; i <= ICMP_MAXTYPE; i++)
				    long_return += icmpstat.icps_outhist[i];
				return (u_char *)&long_return;
	case ICMPOUTERRORS:
				long_return = icmpstat.icps_oldshort +
					      icmpstat.icps_oldicmp;
				return (u_char *)&long_return;
	case ICMPOUTDESTUNREACHS:return (u_char *) &icmpstat.icps_outhist[ICMP_UNREACH];
	case ICMPOUTTIMEEXCDS:	return (u_char *) &icmpstat.icps_outhist[ICMP_TIMXCEED];
	case ICMPOUTPARMPROBS:	return (u_char *) &icmpstat.icps_outhist[ICMP_PARAMPROB];
	case ICMPOUTSRCQUENCHS:	return (u_char *) &icmpstat.icps_outhist[ICMP_SOURCEQUENCH];
	case ICMPOUTREDIRECTS:	return (u_char *) &icmpstat.icps_outhist[ICMP_REDIRECT];
	case ICMPOUTECHOS:	return (u_char *) &icmpstat.icps_outhist[ICMP_ECHO];
	case ICMPOUTECHOREPS:	return (u_char *) &icmpstat.icps_outhist[ICMP_ECHOREPLY];
	case ICMPOUTTIMESTAMPS:	return (u_char *) &icmpstat.icps_outhist[ICMP_TSTAMP];
	case ICMPOUTTIMESTAMPREPS:return (u_char *) &icmpstat.icps_outhist[ICMP_TSTAMPREPLY];
	case ICMPOUTADDRMASKS:	return (u_char *) &icmpstat.icps_outhist[ICMP_MASKREQ];
	case ICMPOUTADDRMASKREPS:return (u_char *) &icmpstat.icps_outhist[ICMP_MASKREPLY];
#endif /* USES_TRADITIONAL_ICMPSTAT */

#ifdef hpux11
	case ICMPINMSGS:
	case ICMPINERRORS:
	case ICMPINDESTUNREACHS:
	case ICMPINTIMEEXCDS:
	case ICMPINPARMPROBS:
	case ICMPINSRCQUENCHS:
	case ICMPINREDIRECTS:
	case ICMPINECHOS:
	case ICMPINECHOREPS:
	case ICMPINTIMESTAMPS:
	case ICMPINTIMESTAMPREPS:
	case ICMPINADDRMASKS:
	case ICMPINADDRMASKREPS:
	case ICMPOUTMSGS:
	case ICMPOUTERRORS:
	case ICMPOUTDESTUNREACHS:
	case ICMPOUTTIMEEXCDS:
	case ICMPOUTPARMPROBS:
	case ICMPOUTSRCQUENCHS:
	case ICMPOUTREDIRECTS:
	case ICMPOUTECHOS:
	case ICMPOUTECHOREPS:
	case ICMPOUTTIMESTAMPS:
	case ICMPOUTTIMESTAMPREPS:
	case ICMPOUTADDRMASKS:
	case ICMPOUTADDRMASKREPS:
	    long_return = icmpstat;
	    return (u_char *)&long_return;
#endif	/* hpux11 */

#ifdef WIN32
       case ICMPINMSGS:        return (u_char *) &icmpstat.stats.icmpInStats.dwMsgs;
       case ICMPINERRORS:      return (u_char *) &icmpstat.stats.icmpInStats.dwErrors;
       case ICMPINDESTUNREACHS:return (u_char *) &icmpstat.stats.icmpInStats.dwDestUnreachs;
       case ICMPINTIMEEXCDS:   return (u_char *) &icmpstat.stats.icmpInStats.dwTimeExcds;
       case ICMPINPARMPROBS:   return (u_char *) &icmpstat.stats.icmpInStats.dwParmProbs;
       case ICMPINSRCQUENCHS:  return (u_char *) &icmpstat.stats.icmpInStats.dwSrcQuenchs;
       case ICMPINREDIRECTS:   return (u_char *) &icmpstat.stats.icmpInStats.dwRedirects;
       case ICMPINECHOS:       return (u_char *) &icmpstat.stats.icmpInStats.dwEchos;
       case ICMPINECHOREPS:    return (u_char *) &icmpstat.stats.icmpInStats.dwEchoReps;
       case ICMPINTIMESTAMPS:  return (u_char *) &icmpstat.stats.icmpInStats.dwTimestamps;
       case ICMPINTIMESTAMPREPS:return (u_char *) &icmpstat.stats.icmpInStats.dwTimestampReps;
       case ICMPINADDRMASKS:   return (u_char *) &icmpstat.stats.icmpInStats.dwAddrMasks;
       case ICMPINADDRMASKREPS:return (u_char *) &icmpstat.stats.icmpInStats.dwAddrMaskReps;
       case ICMPOUTMSGS:       return (u_char *) &icmpstat.stats.icmpOutStats.dwMsgs;
       case ICMPOUTERRORS:     return (u_char *) &icmpstat.stats.icmpOutStats.dwErrors;
       case ICMPOUTDESTUNREACHS:return (u_char *) &icmpstat.stats.icmpOutStats.dwDestUnreachs;
       case ICMPOUTTIMEEXCDS:  return (u_char *) &icmpstat.stats.icmpOutStats.dwTimeExcds;
       case ICMPOUTPARMPROBS:  return (u_char *) &icmpstat.stats.icmpOutStats.dwParmProbs;
       case ICMPOUTSRCQUENCHS: return (u_char *) &icmpstat.stats.icmpOutStats.dwSrcQuenchs;
       case ICMPOUTREDIRECTS:  return (u_char *) &icmpstat.stats.icmpOutStats.dwRedirects;
       case ICMPOUTECHOS:      return (u_char *) &icmpstat.stats.icmpOutStats.dwEchos;
       case ICMPOUTECHOREPS:   return (u_char *) &icmpstat.stats.icmpOutStats.dwEchoReps;
       case ICMPOUTTIMESTAMPS: return (u_char *) &icmpstat.stats.icmpOutStats.dwTimestamps;
       case ICMPOUTTIMESTAMPREPS:return (u_char *)&icmpstat.stats.icmpOutStats.dwTimestampReps;
       case ICMPOUTADDRMASKS:  return (u_char *) &icmpstat.stats.icmpOutStats.dwAddrMasks;
       case ICMPOUTADDRMASKREPS:return (u_char *) &icmpstat.stats.icmpOutStats.dwAddrMaskReps;
#endif /* WIN32 */

	default:
	    DEBUGMSGTL(("snmpd", "unknown sub-id %d in var_icmp\n", vp->magic));
    }

    return NULL;
}


	/*********************
	 *
	 *  Internal implementation functions
	 *
	 *********************/

long
read_icmp_stat( ICMP_STAT_STRUCTURE *icmpstat, int magic )
{
#ifdef hpux11
    int fd;
    struct nmparms p;
    unsigned int ulen;
    int ret;

    if ((fd = open_mib("/dev/ip", O_RDONLY, 0, NM_ASYNC_OFF)) < 0)
	return (-1);	/* error */

    switch (magic) {
	case ICMPINMSGS:	p.objid = ID_icmpInMsgs;		break;
	case ICMPINERRORS:	p.objid = ID_icmpInErrors;		break;
	case ICMPINDESTUNREACHS: p.objid = ID_icmpInDestUnreachs;	break;
	case ICMPINTIMEEXCDS:	p.objid = ID_icmpInTimeExcds;		break;
	case ICMPINPARMPROBS:	p.objid = ID_icmpInParmProbs;		break;
	case ICMPINSRCQUENCHS:	p.objid = ID_icmpInSrcQuenchs;		break;
	case ICMPINREDIRECTS:	p.objid = ID_icmpInRedirects;		break;
	case ICMPINECHOS:	p.objid = ID_icmpInEchos;		break;
	case ICMPINECHOREPS:	p.objid = ID_icmpInEchoReps;		break;
	case ICMPINTIMESTAMPS:	p.objid = ID_icmpInTimestamps;		break;
	case ICMPINTIMESTAMPREPS: p.objid = ID_icmpInTimestampReps;	break;
	case ICMPINADDRMASKS:	p.objid = ID_icmpInAddrMasks;		break;
	case ICMPINADDRMASKREPS: p.objid = ID_icmpInAddrMaskReps;	break;
	case ICMPOUTMSGS:	p.objid = ID_icmpOutMsgs;		break;
	case ICMPOUTERRORS:	p.objid = ID_icmpOutErrors;		break;
	case ICMPOUTDESTUNREACHS: p.objid = ID_icmpOutDestUnreachs;	break;
	case ICMPOUTTIMEEXCDS:	p.objid = ID_icmpOutTimeExcds;		break;
	case ICMPOUTPARMPROBS:	p.objid = ID_icmpOutParmProbs;		break;
	case ICMPOUTSRCQUENCHS:	p.objid = ID_icmpOutSrcQuenchs;		break;
	case ICMPOUTREDIRECTS:	p.objid = ID_icmpOutRedirects;		break;
	case ICMPOUTECHOS:	p.objid = ID_icmpOutEchos;		break;
	case ICMPOUTECHOREPS:	p.objid = ID_icmpOutEchoReps;		break;
	case ICMPOUTTIMESTAMPS:	p.objid = ID_icmpOutTimestamps;		break;
	case ICMPOUTTIMESTAMPREPS: p.objid = ID_icmpOutTimestampReps;	break;
	case ICMPOUTADDRMASKS:	p.objid = ID_icmpOutAddrMasks;		break;
	case ICMPOUTADDRMASKREPS: p.objid = ID_icmpOutAddrMaskReps;	break;
	default:
	    *icmpstat = 0;
	    close_mib(fd);
	    return (0);
    }

    p.buffer = (void *)icmpstat;
    ulen = sizeof(ICMP_STAT_STRUCTURE);
    p.len = &ulen;
    ret = get_mib_info(fd, &p);
    close_mib(fd);

    return (ret);	/* 0: ok, < 0: error */
#else	/* hpux11 */
   long ret_value = -1;
#if (defined(CAN_USE_SYSCTL) && defined(ICMPCTL_STATS))
   static int sname[4] = { CTL_NET, PF_INET, IPPROTO_ICMP, ICMPCTL_STATS };
   size_t len = sizeof( *icmpstat );
#endif

    if (  icmp_stats_cache_marker &&
	(!atime_ready(icmp_stats_cache_marker, ICMP_STATS_CACHE_TIMEOUT*1000)))
	return 0;

    if (icmp_stats_cache_marker )
	atime_setMarker( icmp_stats_cache_marker );
    else
	icmp_stats_cache_marker = atime_newMarker();


#ifdef linux
    ret_value = linux_read_icmp_stat(icmpstat);
#endif

#ifdef solaris2
    ret_value = getMibstat(MIB_ICMP, icmpstat, sizeof(mib2_icmp_t), GET_FIRST, &Get_everything, NULL);
#endif

#ifdef WIN32
    ret_value = GetIcmpStatistics(icmpstat);
#endif

#ifdef HAVE_SYS_TCPIPSTATS_H
    ret_value = sysmp (MP_SAGET, MPSA_TCPIPSTATS, icmpstat, sizeof *icmpstat);
#endif

#if defined(CAN_USE_SYSCTL) && defined(ICMPCTL_STATS)
    ret_value = sysctl(sname, 4, icmpstat, &len, 0, 0);
#endif

#ifdef ICMPSTAT_SYMBOL
    if (auto_nlist(ICMPSTAT_SYMBOL, (char *)icmpstat, sizeof (*icmpstat)))
	ret_value = 0;
#endif

    if ( ret_value == -1 ) {
	free( icmp_stats_cache_marker );
	icmp_stats_cache_marker = NULL;
    }
    return ret_value;
#endif	/* hpux11 */
}