diff options
Diffstat (limited to 'ospfd/ospf_snmp.c')
| -rw-r--r-- | ospfd/ospf_snmp.c | 4599 |
1 files changed, 2255 insertions, 2344 deletions
diff --git a/ospfd/ospf_snmp.c b/ospfd/ospf_snmp.c index 1b0654889d..257beb3951 100644 --- a/ospfd/ospf_snmp.c +++ b/ospfd/ospf_snmp.c @@ -19,7 +19,7 @@ * You should have received a copy of the GNU General Public License * along with GNU Zebra; see the file COPYING. If not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA - * 02111-1307, USA. + * 02111-1307, USA. */ #include <zebra.h> @@ -207,2418 +207,2352 @@ #define STRING ASN_OCTET_STR /* Because DR/DROther values are exhanged wrt RFC */ -#define ISM_SNMP(x) (((x) == ISM_DROther) ? ISM_DR : \ - ((x) == ISM_DR) ? ISM_DROther : (x)) +#define ISM_SNMP(x) \ + (((x) == ISM_DROther) ? ISM_DR : ((x) == ISM_DR) ? ISM_DROther : (x)) /* Declare static local variables for convenience. */ SNMP_LOCAL_VARIABLES /* OSPF-MIB instances. */ -static oid ospf_oid [] = { OSPF2MIB }; -static oid ospf_trap_oid [] = { OSPF2MIB, 16, 2 }; /* Not reverse mappable! */ +static oid ospf_oid[] = {OSPF2MIB}; +static oid ospf_trap_oid[] = {OSPF2MIB, 16, 2}; /* Not reverse mappable! */ /* IP address 0.0.0.0. */ -static struct in_addr ospf_empty_addr = { .s_addr = 0 }; +static struct in_addr ospf_empty_addr = {.s_addr = 0}; /* Hook functions. */ -static u_char *ospfGeneralGroup (struct variable *, oid *, size_t *, - int, size_t *, WriteMethod **); -static u_char *ospfAreaEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfStubAreaEntry (struct variable *, oid *, size_t *, - int, size_t *, WriteMethod **); -static u_char *ospfLsdbEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfAreaRangeEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfHostEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfIfEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfIfMetricEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfVirtIfEntry (struct variable *, oid *, size_t *, int, +static u_char *ospfGeneralGroup(struct variable *, oid *, size_t *, int, size_t *, WriteMethod **); -static u_char *ospfNbrEntry (struct variable *, oid *, size_t *, int, - size_t *, WriteMethod **); -static u_char *ospfVirtNbrEntry (struct variable *, oid *, size_t *, int, +static u_char *ospfAreaEntry(struct variable *, oid *, size_t *, int, size_t *, + WriteMethod **); +static u_char *ospfStubAreaEntry(struct variable *, oid *, size_t *, int, size_t *, WriteMethod **); -static u_char *ospfExtLsdbEntry (struct variable *, oid *, size_t *, int, +static u_char *ospfLsdbEntry(struct variable *, oid *, size_t *, int, size_t *, + WriteMethod **); +static u_char *ospfAreaRangeEntry(struct variable *, oid *, size_t *, int, + size_t *, WriteMethod **); +static u_char *ospfHostEntry(struct variable *, oid *, size_t *, int, size_t *, + WriteMethod **); +static u_char *ospfIfEntry(struct variable *, oid *, size_t *, int, size_t *, + WriteMethod **); +static u_char *ospfIfMetricEntry(struct variable *, oid *, size_t *, int, size_t *, WriteMethod **); -static u_char *ospfAreaAggregateEntry (struct variable *, oid *, size_t *, - int, size_t *, WriteMethod **); - -static struct variable ospf_variables[] = -{ - /* OSPF general variables */ - {OSPFROUTERID, IPADDRESS, RWRITE, ospfGeneralGroup, - 2, {1, 1}}, - {OSPFADMINSTAT, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 2}}, - {OSPFVERSIONNUMBER, INTEGER, RONLY, ospfGeneralGroup, - 2, {1, 3}}, - {OSPFAREABDRRTRSTATUS, INTEGER, RONLY, ospfGeneralGroup, - 2, {1, 4}}, - {OSPFASBDRRTRSTATUS, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 5}}, - {OSPFEXTERNLSACOUNT, GAUGE, RONLY, ospfGeneralGroup, - 2, {1, 6}}, - {OSPFEXTERNLSACKSUMSUM, INTEGER, RONLY, ospfGeneralGroup, - 2, {1, 7}}, - {OSPFTOSSUPPORT, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 8}}, - {OSPFORIGINATENEWLSAS, COUNTER, RONLY, ospfGeneralGroup, - 2, {1, 9}}, - {OSPFRXNEWLSAS, COUNTER, RONLY, ospfGeneralGroup, - 2, {1, 10}}, - {OSPFEXTLSDBLIMIT, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 11}}, - {OSPFMULTICASTEXTENSIONS, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 12}}, - {OSPFEXITOVERFLOWINTERVAL, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 13}}, - {OSPFDEMANDEXTENSIONS, INTEGER, RWRITE, ospfGeneralGroup, - 2, {1, 14}}, - - /* OSPF area data structure. */ - {OSPFAREAID, IPADDRESS, RONLY, ospfAreaEntry, - 3, {2, 1, 1}}, - {OSPFAUTHTYPE, INTEGER, RWRITE, ospfAreaEntry, - 3, {2, 1, 2}}, - {OSPFIMPORTASEXTERN, INTEGER, RWRITE, ospfAreaEntry, - 3, {2, 1, 3}}, - {OSPFSPFRUNS, COUNTER, RONLY, ospfAreaEntry, - 3, {2, 1, 4}}, - {OSPFAREABDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, - 3, {2, 1, 5}}, - {OSPFASBDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, - 3, {2, 1, 6}}, - {OSPFAREALSACOUNT, GAUGE, RONLY, ospfAreaEntry, - 3, {2, 1, 7}}, - {OSPFAREALSACKSUMSUM, INTEGER, RONLY, ospfAreaEntry, - 3, {2, 1, 8}}, - {OSPFAREASUMMARY, INTEGER, RWRITE, ospfAreaEntry, - 3, {2, 1, 9}}, - {OSPFAREASTATUS, INTEGER, RWRITE, ospfAreaEntry, - 3, {2, 1, 10}}, - - /* OSPF stub area information. */ - {OSPFSTUBAREAID, IPADDRESS, RONLY, ospfStubAreaEntry, - 3, {3, 1, 1}}, - {OSPFSTUBTOS, INTEGER, RONLY, ospfStubAreaEntry, - 3, {3, 1, 2}}, - {OSPFSTUBMETRIC, INTEGER, RWRITE, ospfStubAreaEntry, - 3, {3, 1, 3}}, - {OSPFSTUBSTATUS, INTEGER, RWRITE, ospfStubAreaEntry, - 3, {3, 1, 4}}, - {OSPFSTUBMETRICTYPE, INTEGER, RWRITE, ospfStubAreaEntry, - 3, {3, 1, 5}}, - - /* OSPF link state database. */ - {OSPFLSDBAREAID, IPADDRESS, RONLY, ospfLsdbEntry, - 3, {4, 1, 1}}, - {OSPFLSDBTYPE, INTEGER, RONLY, ospfLsdbEntry, - 3, {4, 1, 2}}, - {OSPFLSDBLSID, IPADDRESS, RONLY, ospfLsdbEntry, - 3, {4, 1, 3}}, - {OSPFLSDBROUTERID, IPADDRESS, RONLY, ospfLsdbEntry, - 3, {4, 1, 4}}, - {OSPFLSDBSEQUENCE, INTEGER, RONLY, ospfLsdbEntry, - 3, {4, 1, 5}}, - {OSPFLSDBAGE, INTEGER, RONLY, ospfLsdbEntry, - 3, {4, 1, 6}}, - {OSPFLSDBCHECKSUM, INTEGER, RONLY, ospfLsdbEntry, - 3, {4, 1, 7}}, - {OSPFLSDBADVERTISEMENT, STRING, RONLY, ospfLsdbEntry, - 3, {4, 1, 8}}, - - /* Area range table. */ - {OSPFAREARANGEAREAID, IPADDRESS, RONLY, ospfAreaRangeEntry, - 3, {5, 1, 1}}, - {OSPFAREARANGENET, IPADDRESS, RONLY, ospfAreaRangeEntry, - 3, {5, 1, 2}}, - {OSPFAREARANGEMASK, IPADDRESS, RWRITE, ospfAreaRangeEntry, - 3, {5, 1, 3}}, - {OSPFAREARANGESTATUS, INTEGER, RWRITE, ospfAreaRangeEntry, - 3, {5, 1, 4}}, - {OSPFAREARANGEEFFECT, INTEGER, RWRITE, ospfAreaRangeEntry, - 3, {5, 1, 5}}, - - /* OSPF host table. */ - {OSPFHOSTIPADDRESS, IPADDRESS, RONLY, ospfHostEntry, - 3, {6, 1, 1}}, - {OSPFHOSTTOS, INTEGER, RONLY, ospfHostEntry, - 3, {6, 1, 2}}, - {OSPFHOSTMETRIC, INTEGER, RWRITE, ospfHostEntry, - 3, {6, 1, 3}}, - {OSPFHOSTSTATUS, INTEGER, RWRITE, ospfHostEntry, - 3, {6, 1, 4}}, - {OSPFHOSTAREAID, IPADDRESS, RONLY, ospfHostEntry, - 3, {6, 1, 5}}, - - /* OSPF interface table. */ - {OSPFIFIPADDRESS, IPADDRESS, RONLY, ospfIfEntry, - 3, {7, 1, 1}}, - {OSPFADDRESSLESSIF, INTEGER, RONLY, ospfIfEntry, - 3, {7, 1, 2}}, - {OSPFIFAREAID, IPADDRESS, RWRITE, ospfIfEntry, - 3, {7, 1, 3}}, - {OSPFIFTYPE, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 4}}, - {OSPFIFADMINSTAT, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 5}}, - {OSPFIFRTRPRIORITY, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 6}}, - {OSPFIFTRANSITDELAY, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 7}}, - {OSPFIFRETRANSINTERVAL, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 8}}, - {OSPFIFHELLOINTERVAL, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 9}}, - {OSPFIFRTRDEADINTERVAL, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 10}}, - {OSPFIFPOLLINTERVAL, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 11}}, - {OSPFIFSTATE, INTEGER, RONLY, ospfIfEntry, - 3, {7, 1, 12}}, - {OSPFIFDESIGNATEDROUTER, IPADDRESS, RONLY, ospfIfEntry, - 3, {7, 1, 13}}, - {OSPFIFBACKUPDESIGNATEDROUTER, IPADDRESS, RONLY, ospfIfEntry, - 3, {7, 1, 14}}, - {OSPFIFEVENTS, COUNTER, RONLY, ospfIfEntry, - 3, {7, 1, 15}}, - {OSPFIFAUTHKEY, STRING, RWRITE, ospfIfEntry, - 3, {7, 1, 16}}, - {OSPFIFSTATUS, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 17}}, - {OSPFIFMULTICASTFORWARDING, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 18}}, - {OSPFIFDEMAND, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 19}}, - {OSPFIFAUTHTYPE, INTEGER, RWRITE, ospfIfEntry, - 3, {7, 1, 20}}, - - /* OSPF interface metric table. */ - {OSPFIFMETRICIPADDRESS, IPADDRESS, RONLY, ospfIfMetricEntry, - 3, {8, 1, 1}}, - {OSPFIFMETRICADDRESSLESSIF, INTEGER, RONLY, ospfIfMetricEntry, - 3, {8, 1, 2}}, - {OSPFIFMETRICTOS, INTEGER, RONLY, ospfIfMetricEntry, - 3, {8, 1, 3}}, - {OSPFIFMETRICVALUE, INTEGER, RWRITE, ospfIfMetricEntry, - 3, {8, 1, 4}}, - {OSPFIFMETRICSTATUS, INTEGER, RWRITE, ospfIfMetricEntry, - 3, {8, 1, 5}}, - - /* OSPF virtual interface table. */ - {OSPFVIRTIFAREAID, IPADDRESS, RONLY, ospfVirtIfEntry, - 3, {9, 1, 1}}, - {OSPFVIRTIFNEIGHBOR, IPADDRESS, RONLY, ospfVirtIfEntry, - 3, {9, 1, 2}}, - {OSPFVIRTIFTRANSITDELAY, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 3}}, - {OSPFVIRTIFRETRANSINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 4}}, - {OSPFVIRTIFHELLOINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 5}}, - {OSPFVIRTIFRTRDEADINTERVAL, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 6}}, - {OSPFVIRTIFSTATE, INTEGER, RONLY, ospfVirtIfEntry, - 3, {9, 1, 7}}, - {OSPFVIRTIFEVENTS, COUNTER, RONLY, ospfVirtIfEntry, - 3, {9, 1, 8}}, - {OSPFVIRTIFAUTHKEY, STRING, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 9}}, - {OSPFVIRTIFSTATUS, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 10}}, - {OSPFVIRTIFAUTHTYPE, INTEGER, RWRITE, ospfVirtIfEntry, - 3, {9, 1, 11}}, - - /* OSPF neighbor table. */ - {OSPFNBRIPADDR, IPADDRESS, RONLY, ospfNbrEntry, - 3, {10, 1, 1}}, - {OSPFNBRADDRESSLESSINDEX, INTEGER, RONLY, ospfNbrEntry, - 3, {10, 1, 2}}, - {OSPFNBRRTRID, IPADDRESS, RONLY, ospfNbrEntry, - 3, {10, 1, 3}}, - {OSPFNBROPTIONS, INTEGER, RONLY, ospfNbrEntry, - 3, {10, 1, 4}}, - {OSPFNBRPRIORITY, INTEGER, RWRITE, ospfNbrEntry, - 3, {10, 1, 5}}, - {OSPFNBRSTATE, INTEGER, RONLY, ospfNbrEntry, - 3, {10, 1, 6}}, - {OSPFNBREVENTS, COUNTER, RONLY, ospfNbrEntry, - 3, {10, 1, 7}}, - {OSPFNBRLSRETRANSQLEN, GAUGE, RONLY, ospfNbrEntry, - 3, {10, 1, 8}}, - {OSPFNBMANBRSTATUS, INTEGER, RWRITE, ospfNbrEntry, - 3, {10, 1, 9}}, - {OSPFNBMANBRPERMANENCE, INTEGER, RONLY, ospfNbrEntry, - 3, {10, 1, 10}}, - {OSPFNBRHELLOSUPPRESSED, INTEGER, RONLY, ospfNbrEntry, - 3, {10, 1, 11}}, - - /* OSPF virtual neighbor table. */ - {OSPFVIRTNBRAREA, IPADDRESS, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 1}}, - {OSPFVIRTNBRRTRID, IPADDRESS, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 2}}, - {OSPFVIRTNBRIPADDR, IPADDRESS, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 3}}, - {OSPFVIRTNBROPTIONS, INTEGER, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 4}}, - {OSPFVIRTNBRSTATE, INTEGER, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 5}}, - {OSPFVIRTNBREVENTS, COUNTER, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 6}}, - {OSPFVIRTNBRLSRETRANSQLEN, INTEGER, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 7}}, - {OSPFVIRTNBRHELLOSUPPRESSED, INTEGER, RONLY, ospfVirtNbrEntry, - 3, {11, 1, 8}}, - - /* OSPF link state database, external. */ - {OSPFEXTLSDBTYPE, INTEGER, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 1}}, - {OSPFEXTLSDBLSID, IPADDRESS, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 2}}, - {OSPFEXTLSDBROUTERID, IPADDRESS, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 3}}, - {OSPFEXTLSDBSEQUENCE, INTEGER, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 4}}, - {OSPFEXTLSDBAGE, INTEGER, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 5}}, - {OSPFEXTLSDBCHECKSUM, INTEGER, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 6}}, - {OSPFEXTLSDBADVERTISEMENT, STRING, RONLY, ospfExtLsdbEntry, - 3, {12, 1, 7}}, - - /* OSPF area aggregate table. */ - {OSPFAREAAGGREGATEAREAID, IPADDRESS, RONLY, ospfAreaAggregateEntry, - 3, {14, 1, 1}}, - {OSPFAREAAGGREGATELSDBTYPE, INTEGER, RONLY, ospfAreaAggregateEntry, - 3, {14, 1, 2}}, - {OSPFAREAAGGREGATENET, IPADDRESS, RONLY, ospfAreaAggregateEntry, - 3, {14, 1, 3}}, - {OSPFAREAAGGREGATEMASK, IPADDRESS, RONLY, ospfAreaAggregateEntry, - 3, {14, 1, 4}}, - {OSPFAREAAGGREGATESTATUS, INTEGER, RWRITE, ospfAreaAggregateEntry, - 3, {14, 1, 5}}, - {OSPFAREAAGGREGATEEFFECT, INTEGER, RWRITE, ospfAreaAggregateEntry, - 3, {14, 1, 6}} -}; +static u_char *ospfVirtIfEntry(struct variable *, oid *, size_t *, int, + size_t *, WriteMethod **); +static u_char *ospfNbrEntry(struct variable *, oid *, size_t *, int, size_t *, + WriteMethod **); +static u_char *ospfVirtNbrEntry(struct variable *, oid *, size_t *, int, + size_t *, WriteMethod **); +static u_char *ospfExtLsdbEntry(struct variable *, oid *, size_t *, int, + size_t *, WriteMethod **); +static u_char *ospfAreaAggregateEntry(struct variable *, oid *, size_t *, int, + size_t *, WriteMethod **); + +static struct variable ospf_variables[] = { + /* OSPF general variables */ + {OSPFROUTERID, IPADDRESS, RWRITE, ospfGeneralGroup, 2, {1, 1}}, + {OSPFADMINSTAT, INTEGER, RWRITE, ospfGeneralGroup, 2, {1, 2}}, + {OSPFVERSIONNUMBER, INTEGER, RONLY, ospfGeneralGroup, 2, {1, 3}}, + {OSPFAREABDRRTRSTATUS, INTEGER, RONLY, ospfGeneralGroup, 2, {1, 4}}, + {OSPFASBDRRTRSTATUS, INTEGER, RWRITE, ospfGeneralGroup, 2, {1, 5}}, + {OSPFEXTERNLSACOUNT, GAUGE, RONLY, ospfGeneralGroup, 2, {1, 6}}, + {OSPFEXTERNLSACKSUMSUM, INTEGER, RONLY, ospfGeneralGroup, 2, {1, 7}}, + {OSPFTOSSUPPORT, INTEGER, RWRITE, ospfGeneralGroup, 2, {1, 8}}, + {OSPFORIGINATENEWLSAS, COUNTER, RONLY, ospfGeneralGroup, 2, {1, 9}}, + {OSPFRXNEWLSAS, COUNTER, RONLY, ospfGeneralGroup, 2, {1, 10}}, + {OSPFEXTLSDBLIMIT, INTEGER, RWRITE, ospfGeneralGroup, 2, {1, 11}}, + {OSPFMULTICASTEXTENSIONS, + INTEGER, + RWRITE, + ospfGeneralGroup, + 2, + {1, 12}}, + {OSPFEXITOVERFLOWINTERVAL, + INTEGER, + RWRITE, + ospfGeneralGroup, + 2, + {1, 13}}, + {OSPFDEMANDEXTENSIONS, INTEGER, RWRITE, ospfGeneralGroup, 2, {1, 14}}, + + /* OSPF area data structure. */ + {OSPFAREAID, IPADDRESS, RONLY, ospfAreaEntry, 3, {2, 1, 1}}, + {OSPFAUTHTYPE, INTEGER, RWRITE, ospfAreaEntry, 3, {2, 1, 2}}, + {OSPFIMPORTASEXTERN, INTEGER, RWRITE, ospfAreaEntry, 3, {2, 1, 3}}, + {OSPFSPFRUNS, COUNTER, RONLY, ospfAreaEntry, 3, {2, 1, 4}}, + {OSPFAREABDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, 3, {2, 1, 5}}, + {OSPFASBDRRTRCOUNT, GAUGE, RONLY, ospfAreaEntry, 3, {2, 1, 6}}, + {OSPFAREALSACOUNT, GAUGE, RONLY, ospfAreaEntry, 3, {2, 1, 7}}, + {OSPFAREALSACKSUMSUM, INTEGER, RONLY, ospfAreaEntry, 3, {2, 1, 8}}, + {OSPFAREASUMMARY, INTEGER, RWRITE, ospfAreaEntry, 3, {2, 1, 9}}, + {OSPFAREASTATUS, INTEGER, RWRITE, ospfAreaEntry, 3, {2, 1, 10}}, + + /* OSPF stub area information. */ + {OSPFSTUBAREAID, IPADDRESS, RONLY, ospfStubAreaEntry, 3, {3, 1, 1}}, + {OSPFSTUBTOS, INTEGER, RONLY, ospfStubAreaEntry, 3, {3, 1, 2}}, + {OSPFSTUBMETRIC, INTEGER, RWRITE, ospfStubAreaEntry, 3, {3, 1, 3}}, + {OSPFSTUBSTATUS, INTEGER, RWRITE, ospfStubAreaEntry, 3, {3, 1, 4}}, + {OSPFSTUBMETRICTYPE, INTEGER, RWRITE, ospfStubAreaEntry, 3, {3, 1, 5}}, + + /* OSPF link state database. */ + {OSPFLSDBAREAID, IPADDRESS, RONLY, ospfLsdbEntry, 3, {4, 1, 1}}, + {OSPFLSDBTYPE, INTEGER, RONLY, ospfLsdbEntry, 3, {4, 1, 2}}, + {OSPFLSDBLSID, IPADDRESS, RONLY, ospfLsdbEntry, 3, {4, 1, 3}}, + {OSPFLSDBROUTERID, IPADDRESS, RONLY, ospfLsdbEntry, 3, {4, 1, 4}}, + {OSPFLSDBSEQUENCE, INTEGER, RONLY, ospfLsdbEntry, 3, {4, 1, 5}}, + {OSPFLSDBAGE, INTEGER, RONLY, ospfLsdbEntry, 3, {4, 1, 6}}, + {OSPFLSDBCHECKSUM, INTEGER, RONLY, ospfLsdbEntry, 3, {4, 1, 7}}, + {OSPFLSDBADVERTISEMENT, STRING, RONLY, ospfLsdbEntry, 3, {4, 1, 8}}, + + /* Area range table. */ + {OSPFAREARANGEAREAID, + IPADDRESS, + RONLY, + ospfAreaRangeEntry, + 3, + {5, 1, 1}}, + {OSPFAREARANGENET, IPADDRESS, RONLY, ospfAreaRangeEntry, 3, {5, 1, 2}}, + {OSPFAREARANGEMASK, + IPADDRESS, + RWRITE, + ospfAreaRangeEntry, + 3, + {5, 1, 3}}, + {OSPFAREARANGESTATUS, + INTEGER, + RWRITE, + ospfAreaRangeEntry, + 3, + {5, 1, 4}}, + {OSPFAREARANGEEFFECT, + INTEGER, + RWRITE, + ospfAreaRangeEntry, + 3, + {5, 1, 5}}, + + /* OSPF host table. */ + {OSPFHOSTIPADDRESS, IPADDRESS, RONLY, ospfHostEntry, 3, {6, 1, 1}}, + {OSPFHOSTTOS, INTEGER, RONLY, ospfHostEntry, 3, {6, 1, 2}}, + {OSPFHOSTMETRIC, INTEGER, RWRITE, ospfHostEntry, 3, {6, 1, 3}}, + {OSPFHOSTSTATUS, INTEGER, RWRITE, ospfHostEntry, 3, {6, 1, 4}}, + {OSPFHOSTAREAID, IPADDRESS, RONLY, ospfHostEntry, 3, {6, 1, 5}}, + + /* OSPF interface table. */ + {OSPFIFIPADDRESS, IPADDRESS, RONLY, ospfIfEntry, 3, {7, 1, 1}}, + {OSPFADDRESSLESSIF, INTEGER, RONLY, ospfIfEntry, 3, {7, 1, 2}}, + {OSPFIFAREAID, IPADDRESS, RWRITE, ospfIfEntry, 3, {7, 1, 3}}, + {OSPFIFTYPE, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 4}}, + {OSPFIFADMINSTAT, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 5}}, + {OSPFIFRTRPRIORITY, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 6}}, + {OSPFIFTRANSITDELAY, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 7}}, + {OSPFIFRETRANSINTERVAL, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 8}}, + {OSPFIFHELLOINTERVAL, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 9}}, + {OSPFIFRTRDEADINTERVAL, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 10}}, + {OSPFIFPOLLINTERVAL, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 11}}, + {OSPFIFSTATE, INTEGER, RONLY, ospfIfEntry, 3, {7, 1, 12}}, + {OSPFIFDESIGNATEDROUTER, IPADDRESS, RONLY, ospfIfEntry, 3, {7, 1, 13}}, + {OSPFIFBACKUPDESIGNATEDROUTER, + IPADDRESS, + RONLY, + ospfIfEntry, + 3, + {7, 1, 14}}, + {OSPFIFEVENTS, COUNTER, RONLY, ospfIfEntry, 3, {7, 1, 15}}, + {OSPFIFAUTHKEY, STRING, RWRITE, ospfIfEntry, 3, {7, 1, 16}}, + {OSPFIFSTATUS, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 17}}, + {OSPFIFMULTICASTFORWARDING, + INTEGER, + RWRITE, + ospfIfEntry, + 3, + {7, 1, 18}}, + {OSPFIFDEMAND, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 19}}, + {OSPFIFAUTHTYPE, INTEGER, RWRITE, ospfIfEntry, 3, {7, 1, 20}}, + + /* OSPF interface metric table. */ + {OSPFIFMETRICIPADDRESS, + IPADDRESS, + RONLY, + ospfIfMetricEntry, + 3, + {8, 1, 1}}, + {OSPFIFMETRICADDRESSLESSIF, + INTEGER, + RONLY, + ospfIfMetricEntry, + 3, + {8, 1, 2}}, + {OSPFIFMETRICTOS, INTEGER, RONLY, ospfIfMetricEntry, 3, {8, 1, 3}}, + {OSPFIFMETRICVALUE, INTEGER, RWRITE, ospfIfMetricEntry, 3, {8, 1, 4}}, + {OSPFIFMETRICSTATUS, INTEGER, RWRITE, ospfIfMetricEntry, 3, {8, 1, 5}}, + + /* OSPF virtual interface table. */ + {OSPFVIRTIFAREAID, IPADDRESS, RONLY, ospfVirtIfEntry, 3, {9, 1, 1}}, + {OSPFVIRTIFNEIGHBOR, IPADDRESS, RONLY, ospfVirtIfEntry, 3, {9, 1, 2}}, + {OSPFVIRTIFTRANSITDELAY, + INTEGER, + RWRITE, + ospfVirtIfEntry, + 3, + {9, 1, 3}}, + {OSPFVIRTIFRETRANSINTERVAL, + INTEGER, + RWRITE, + ospfVirtIfEntry, + 3, + {9, 1, 4}}, + {OSPFVIRTIFHELLOINTERVAL, + INTEGER, + RWRITE, + ospfVirtIfEntry, + 3, + {9, 1, 5}}, + {OSPFVIRTIFRTRDEADINTERVAL, + INTEGER, + RWRITE, + ospfVirtIfEntry, + 3, + {9, 1, 6}}, + {OSPFVIRTIFSTATE, INTEGER, RONLY, ospfVirtIfEntry, 3, {9, 1, 7}}, + {OSPFVIRTIFEVENTS, COUNTER, RONLY, ospfVirtIfEntry, 3, {9, 1, 8}}, + {OSPFVIRTIFAUTHKEY, STRING, RWRITE, ospfVirtIfEntry, 3, {9, 1, 9}}, + {OSPFVIRTIFSTATUS, INTEGER, RWRITE, ospfVirtIfEntry, 3, {9, 1, 10}}, + {OSPFVIRTIFAUTHTYPE, INTEGER, RWRITE, ospfVirtIfEntry, 3, {9, 1, 11}}, + + /* OSPF neighbor table. */ + {OSPFNBRIPADDR, IPADDRESS, RONLY, ospfNbrEntry, 3, {10, 1, 1}}, + {OSPFNBRADDRESSLESSINDEX, INTEGER, RONLY, ospfNbrEntry, 3, {10, 1, 2}}, + {OSPFNBRRTRID, IPADDRESS, RONLY, ospfNbrEntry, 3, {10, 1, 3}}, + {OSPFNBROPTIONS, INTEGER, RONLY, ospfNbrEntry, 3, {10, 1, 4}}, + {OSPFNBRPRIORITY, INTEGER, RWRITE, ospfNbrEntry, 3, {10, 1, 5}}, + {OSPFNBRSTATE, INTEGER, RONLY, ospfNbrEntry, 3, {10, 1, 6}}, + {OSPFNBREVENTS, COUNTER, RONLY, ospfNbrEntry, 3, {10, 1, 7}}, + {OSPFNBRLSRETRANSQLEN, GAUGE, RONLY, ospfNbrEntry, 3, {10, 1, 8}}, + {OSPFNBMANBRSTATUS, INTEGER, RWRITE, ospfNbrEntry, 3, {10, 1, 9}}, + {OSPFNBMANBRPERMANENCE, INTEGER, RONLY, ospfNbrEntry, 3, {10, 1, 10}}, + {OSPFNBRHELLOSUPPRESSED, INTEGER, RONLY, ospfNbrEntry, 3, {10, 1, 11}}, + + /* OSPF virtual neighbor table. */ + {OSPFVIRTNBRAREA, IPADDRESS, RONLY, ospfVirtNbrEntry, 3, {11, 1, 1}}, + {OSPFVIRTNBRRTRID, IPADDRESS, RONLY, ospfVirtNbrEntry, 3, {11, 1, 2}}, + {OSPFVIRTNBRIPADDR, IPADDRESS, RONLY, ospfVirtNbrEntry, 3, {11, 1, 3}}, + {OSPFVIRTNBROPTIONS, INTEGER, RONLY, ospfVirtNbrEntry, 3, {11, 1, 4}}, + {OSPFVIRTNBRSTATE, INTEGER, RONLY, ospfVirtNbrEntry, 3, {11, 1, 5}}, + {OSPFVIRTNBREVENTS, COUNTER, RONLY, ospfVirtNbrEntry, 3, {11, 1, 6}}, + {OSPFVIRTNBRLSRETRANSQLEN, + INTEGER, + RONLY, + ospfVirtNbrEntry, + 3, + {11, 1, 7}}, + {OSPFVIRTNBRHELLOSUPPRESSED, + INTEGER, + RONLY, + ospfVirtNbrEntry, + 3, + {11, 1, 8}}, + + /* OSPF link state database, external. */ + {OSPFEXTLSDBTYPE, INTEGER, RONLY, ospfExtLsdbEntry, 3, {12, 1, 1}}, + {OSPFEXTLSDBLSID, IPADDRESS, RONLY, ospfExtLsdbEntry, 3, {12, 1, 2}}, + {OSPFEXTLSDBROUTERID, + IPADDRESS, + RONLY, + ospfExtLsdbEntry, + 3, + {12, 1, 3}}, + {OSPFEXTLSDBSEQUENCE, INTEGER, RONLY, ospfExtLsdbEntry, 3, {12, 1, 4}}, + {OSPFEXTLSDBAGE, INTEGER, RONLY, ospfExtLsdbEntry, 3, {12, 1, 5}}, + {OSPFEXTLSDBCHECKSUM, INTEGER, RONLY, ospfExtLsdbEntry, 3, {12, 1, 6}}, + {OSPFEXTLSDBADVERTISEMENT, + STRING, + RONLY, + ospfExtLsdbEntry, + 3, + {12, 1, 7}}, + + /* OSPF area aggregate table. */ + {OSPFAREAAGGREGATEAREAID, + IPADDRESS, + RONLY, + ospfAreaAggregateEntry, + 3, + {14, 1, 1}}, + {OSPFAREAAGGREGATELSDBTYPE, + INTEGER, + RONLY, + ospfAreaAggregateEntry, + 3, + {14, 1, 2}}, + {OSPFAREAAGGREGATENET, + IPADDRESS, + RONLY, + ospfAreaAggregateEntry, + 3, + {14, 1, 3}}, + {OSPFAREAAGGREGATEMASK, + IPADDRESS, + RONLY, + ospfAreaAggregateEntry, + 3, + {14, 1, 4}}, + {OSPFAREAAGGREGATESTATUS, + INTEGER, + RWRITE, + ospfAreaAggregateEntry, + 3, + {14, 1, 5}}, + {OSPFAREAAGGREGATEEFFECT, + INTEGER, + RWRITE, + ospfAreaAggregateEntry, + 3, + {14, 1, 6}}}; /* The administrative status of OSPF. When OSPF is enbled on at least one interface return 1. */ -static int -ospf_admin_stat (struct ospf *ospf) +static int ospf_admin_stat(struct ospf *ospf) { - struct listnode *node; - struct ospf_interface *oi; + struct listnode *node; + struct ospf_interface *oi; - if (ospf == NULL) - return 0; + if (ospf == NULL) + return 0; - for (ALL_LIST_ELEMENTS_RO (ospf->oiflist, node, oi)) - if (oi && oi->address) - return 1; + for (ALL_LIST_ELEMENTS_RO(ospf->oiflist, node, oi)) + if (oi && oi->address) + return 1; - return 0; + return 0; } -static u_char * -ospfGeneralGroup (struct variable *v, oid *name, size_t *length, - int exact, size_t *var_len, WriteMethod **write_method) +static u_char *ospfGeneralGroup(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf *ospf; - - ospf = ospf_lookup (); - - /* Check whether the instance identifier is valid */ - if (smux_header_generic (v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFROUTERID: /* 1 */ - /* Router-ID of this OSPF instance. */ - if (ospf) - return SNMP_IPADDRESS (ospf->router_id); - else - return SNMP_IPADDRESS (ospf_empty_addr); - break; - case OSPFADMINSTAT: /* 2 */ - /* The administrative status of OSPF in the router. */ - if (ospf_admin_stat (ospf)) - return SNMP_INTEGER (OSPF_STATUS_ENABLED); - else - return SNMP_INTEGER (OSPF_STATUS_DISABLED); - break; - case OSPFVERSIONNUMBER: /* 3 */ - /* OSPF version 2. */ - return SNMP_INTEGER (OSPF_VERSION); - break; - case OSPFAREABDRRTRSTATUS: /* 4 */ - /* Area Border router status. */ - if (ospf && CHECK_FLAG (ospf->flags, OSPF_FLAG_ABR)) - return SNMP_INTEGER (SNMP_TRUE); - else - return SNMP_INTEGER (SNMP_FALSE); - break; - case OSPFASBDRRTRSTATUS: /* 5 */ - /* AS Border router status. */ - if (ospf && CHECK_FLAG (ospf->flags, OSPF_FLAG_ASBR)) - return SNMP_INTEGER (SNMP_TRUE); - else - return SNMP_INTEGER (SNMP_FALSE); - break; - case OSPFEXTERNLSACOUNT: /* 6 */ - /* External LSA counts. */ - if (ospf) - return SNMP_INTEGER (ospf_lsdb_count_all (ospf->lsdb)); - else - return SNMP_INTEGER (0); - break; - case OSPFEXTERNLSACKSUMSUM: /* 7 */ - /* External LSA checksum. */ - return SNMP_INTEGER (0); - break; - case OSPFTOSSUPPORT: /* 8 */ - /* TOS is not supported. */ - return SNMP_INTEGER (SNMP_FALSE); - break; - case OSPFORIGINATENEWLSAS: /* 9 */ - /* The number of new link-state advertisements. */ - if (ospf) - return SNMP_INTEGER (ospf->lsa_originate_count); - else - return SNMP_INTEGER (0); - break; - case OSPFRXNEWLSAS: /* 10 */ - /* The number of link-state advertisements received determined - to be new instantiations. */ - if (ospf) - return SNMP_INTEGER (ospf->rx_lsa_count); - else - return SNMP_INTEGER (0); - break; - case OSPFEXTLSDBLIMIT: /* 11 */ - /* There is no limit for the number of non-default - AS-external-LSAs. */ - return SNMP_INTEGER (-1); - break; - case OSPFMULTICASTEXTENSIONS: /* 12 */ - /* Multicast Extensions to OSPF is not supported. */ - return SNMP_INTEGER (0); - break; - case OSPFEXITOVERFLOWINTERVAL: /* 13 */ - /* Overflow is not supported. */ - return SNMP_INTEGER (0); - break; - case OSPFDEMANDEXTENSIONS: /* 14 */ - /* Demand routing is not supported. */ - return SNMP_INTEGER (SNMP_FALSE); - break; - default: - return NULL; - } - return NULL; + struct ospf *ospf; + + ospf = ospf_lookup(); + + /* Check whether the instance identifier is valid */ + if (smux_header_generic(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFROUTERID: /* 1 */ + /* Router-ID of this OSPF instance. */ + if (ospf) + return SNMP_IPADDRESS(ospf->router_id); + else + return SNMP_IPADDRESS(ospf_empty_addr); + break; + case OSPFADMINSTAT: /* 2 */ + /* The administrative status of OSPF in the router. */ + if (ospf_admin_stat(ospf)) + return SNMP_INTEGER(OSPF_STATUS_ENABLED); + else + return SNMP_INTEGER(OSPF_STATUS_DISABLED); + break; + case OSPFVERSIONNUMBER: /* 3 */ + /* OSPF version 2. */ + return SNMP_INTEGER(OSPF_VERSION); + break; + case OSPFAREABDRRTRSTATUS: /* 4 */ + /* Area Border router status. */ + if (ospf && CHECK_FLAG(ospf->flags, OSPF_FLAG_ABR)) + return SNMP_INTEGER(SNMP_TRUE); + else + return SNMP_INTEGER(SNMP_FALSE); + break; + case OSPFASBDRRTRSTATUS: /* 5 */ + /* AS Border router status. */ + if (ospf && CHECK_FLAG(ospf->flags, OSPF_FLAG_ASBR)) + return SNMP_INTEGER(SNMP_TRUE); + else + return SNMP_INTEGER(SNMP_FALSE); + break; + case OSPFEXTERNLSACOUNT: /* 6 */ + /* External LSA counts. */ + if (ospf) + return SNMP_INTEGER(ospf_lsdb_count_all(ospf->lsdb)); + else + return SNMP_INTEGER(0); + break; + case OSPFEXTERNLSACKSUMSUM: /* 7 */ + /* External LSA checksum. */ + return SNMP_INTEGER(0); + break; + case OSPFTOSSUPPORT: /* 8 */ + /* TOS is not supported. */ + return SNMP_INTEGER(SNMP_FALSE); + break; + case OSPFORIGINATENEWLSAS: /* 9 */ + /* The number of new link-state advertisements. */ + if (ospf) + return SNMP_INTEGER(ospf->lsa_originate_count); + else + return SNMP_INTEGER(0); + break; + case OSPFRXNEWLSAS: /* 10 */ + /* The number of link-state advertisements received determined + to be new instantiations. */ + if (ospf) + return SNMP_INTEGER(ospf->rx_lsa_count); + else + return SNMP_INTEGER(0); + break; + case OSPFEXTLSDBLIMIT: /* 11 */ + /* There is no limit for the number of non-default + AS-external-LSAs. */ + return SNMP_INTEGER(-1); + break; + case OSPFMULTICASTEXTENSIONS: /* 12 */ + /* Multicast Extensions to OSPF is not supported. */ + return SNMP_INTEGER(0); + break; + case OSPFEXITOVERFLOWINTERVAL: /* 13 */ + /* Overflow is not supported. */ + return SNMP_INTEGER(0); + break; + case OSPFDEMANDEXTENSIONS: /* 14 */ + /* Demand routing is not supported. */ + return SNMP_INTEGER(SNMP_FALSE); + break; + default: + return NULL; + } + return NULL; } static struct ospf_area * -ospf_area_lookup_next (struct ospf *ospf, struct in_addr *area_id, int first) +ospf_area_lookup_next(struct ospf *ospf, struct in_addr *area_id, int first) { - struct ospf_area *area; - struct listnode *node; - - if (ospf == NULL) - return NULL; - - if (first) - { - node = listhead (ospf->areas); - if (node) - { - area = listgetdata (node); - *area_id = area->area_id; - return area; + struct ospf_area *area; + struct listnode *node; + + if (ospf == NULL) + return NULL; + + if (first) { + node = listhead(ospf->areas); + if (node) { + area = listgetdata(node); + *area_id = area->area_id; + return area; + } + return NULL; } - return NULL; - } - for (ALL_LIST_ELEMENTS_RO (ospf->areas, node, area)) - { - if (ntohl (area->area_id.s_addr) > ntohl (area_id->s_addr)) - { - *area_id = area->area_id; - return area; + for (ALL_LIST_ELEMENTS_RO(ospf->areas, node, area)) { + if (ntohl(area->area_id.s_addr) > ntohl(area_id->s_addr)) { + *area_id = area->area_id; + return area; + } } - } - return NULL; + return NULL; } -static struct ospf_area * -ospfAreaLookup (struct variable *v, oid name[], size_t *length, - struct in_addr *addr, int exact) +static struct ospf_area *ospfAreaLookup(struct variable *v, oid name[], + size_t *length, struct in_addr *addr, + int exact) { - struct ospf *ospf; - struct ospf_area *area; - int len; - - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - if (exact) - { - /* Length is insufficient to lookup OSPF area. */ - if (*length - v->namelen != sizeof (struct in_addr)) - return NULL; + struct ospf *ospf; + struct ospf_area *area; + int len; - oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; - area = ospf_area_lookup_by_area_id (ospf, *addr); + if (exact) { + /* Length is insufficient to lookup OSPF area. */ + if (*length - v->namelen != sizeof(struct in_addr)) + return NULL; - return area; - } - else - { - len = *length - v->namelen; - if (len > 4) - len = 4; - - oid2in_addr (name + v->namelen, len, addr); + oid2in_addr(name + v->namelen, sizeof(struct in_addr), addr); - area = ospf_area_lookup_next (ospf, addr, len == 0 ? 1 : 0); + area = ospf_area_lookup_by_area_id(ospf, *addr); - if (area == NULL) - return NULL; - - oid_copy_addr (name + v->namelen, addr, sizeof (struct in_addr)); - *length = sizeof (struct in_addr) + v->namelen; + return area; + } else { + len = *length - v->namelen; + if (len > 4) + len = 4; - return area; - } - return NULL; -} + oid2in_addr(name + v->namelen, len, addr); -static u_char * -ospfAreaEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) -{ - struct ospf_area *area; - struct in_addr addr; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - memset (&addr, 0, sizeof (struct in_addr)); - - area = ospfAreaLookup (v, name, length, &addr, exact); - if (! area) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFAREAID: /* 1 */ - return SNMP_IPADDRESS (area->area_id); - break; - case OSPFAUTHTYPE: /* 2 */ - return SNMP_INTEGER (area->auth_type); - break; - case OSPFIMPORTASEXTERN: /* 3 */ - return SNMP_INTEGER (area->external_routing + 1); - break; - case OSPFSPFRUNS: /* 4 */ - return SNMP_INTEGER (area->spf_calculation); - break; - case OSPFAREABDRRTRCOUNT: /* 5 */ - return SNMP_INTEGER (area->abr_count); - break; - case OSPFASBDRRTRCOUNT: /* 6 */ - return SNMP_INTEGER (area->asbr_count); - break; - case OSPFAREALSACOUNT: /* 7 */ - return SNMP_INTEGER (area->lsdb->total); - break; - case OSPFAREALSACKSUMSUM: /* 8 */ - return SNMP_INTEGER (0); - break; - case OSPFAREASUMMARY: /* 9 */ -#define OSPF_noAreaSummary 1 -#define OSPF_sendAreaSummary 2 - if (area->no_summary) - return SNMP_INTEGER (OSPF_noAreaSummary); - else - return SNMP_INTEGER (OSPF_sendAreaSummary); - break; - case OSPFAREASTATUS: /* 10 */ - return SNMP_INTEGER (SNMP_VALID); - break; - default: - return NULL; - break; - } - return NULL; -} + area = ospf_area_lookup_next(ospf, addr, len == 0 ? 1 : 0); -static struct ospf_area * -ospf_stub_area_lookup_next (struct in_addr *area_id, int first) -{ - struct ospf_area *area; - struct listnode *node; - struct ospf *ospf; + if (area == NULL) + return NULL; - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; + oid_copy_addr(name + v->namelen, addr, sizeof(struct in_addr)); + *length = sizeof(struct in_addr) + v->namelen; - for (ALL_LIST_ELEMENTS_RO (ospf->areas, node, area)) - { - if (area->external_routing == OSPF_AREA_STUB) - { - if (first) - { - *area_id = area->area_id; - return area; - } - else if (ntohl (area->area_id.s_addr) > ntohl (area_id->s_addr)) - { - *area_id = area->area_id; - return area; - } + return area; } - } - return NULL; + return NULL; } -static struct ospf_area * -ospfStubAreaLookup (struct variable *v, oid name[], size_t *length, - struct in_addr *addr, int exact) +static u_char *ospfAreaEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf *ospf; - struct ospf_area *area; - int len; - - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - /* Exact lookup. */ - if (exact) - { - /* ospfStubAreaID + ospfStubTOS. */ - if (*length != v->namelen + sizeof (struct in_addr) + 1) - return NULL; - - /* Check ospfStubTOS is zero. */ - if (name[*length - 1] != 0) - return NULL; - - oid2in_addr (name + v->namelen, sizeof (struct in_addr), addr); - - area = ospf_area_lookup_by_area_id (ospf, *addr); - - if (area->external_routing == OSPF_AREA_STUB) - return area; - else - return NULL; - } - else - { - len = *length - v->namelen; - if (len > 4) - len = 4; - - oid2in_addr (name + v->namelen, len, addr); - - area = ospf_stub_area_lookup_next (addr, len == 0 ? 1 : 0); - - if (area == NULL) + struct ospf_area *area; + struct in_addr addr; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + memset(&addr, 0, sizeof(struct in_addr)); + + area = ospfAreaLookup(v, name, length, &addr, exact); + if (!area) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFAREAID: /* 1 */ + return SNMP_IPADDRESS(area->area_id); + break; + case OSPFAUTHTYPE: /* 2 */ + return SNMP_INTEGER(area->auth_type); + break; + case OSPFIMPORTASEXTERN: /* 3 */ + return SNMP_INTEGER(area->external_routing + 1); + break; + case OSPFSPFRUNS: /* 4 */ + return SNMP_INTEGER(area->spf_calculation); + break; + case OSPFAREABDRRTRCOUNT: /* 5 */ + return SNMP_INTEGER(area->abr_count); + break; + case OSPFASBDRRTRCOUNT: /* 6 */ + return SNMP_INTEGER(area->asbr_count); + break; + case OSPFAREALSACOUNT: /* 7 */ + return SNMP_INTEGER(area->lsdb->total); + break; + case OSPFAREALSACKSUMSUM: /* 8 */ + return SNMP_INTEGER(0); + break; + case OSPFAREASUMMARY: /* 9 */ + /* $FRR indent$ */ + /* clang-format off */ +#define OSPF_noAreaSummary 1 +#define OSPF_sendAreaSummary 2 + if (area->no_summary) + return SNMP_INTEGER(OSPF_noAreaSummary); + else + return SNMP_INTEGER(OSPF_sendAreaSummary); + break; + case OSPFAREASTATUS: /* 10 */ + return SNMP_INTEGER(SNMP_VALID); + break; + default: + return NULL; + break; + } return NULL; - - oid_copy_addr (name + v->namelen, addr, sizeof (struct in_addr)); - /* Set TOS 0. */ - name[v->namelen + sizeof (struct in_addr)] = 0; - *length = v->namelen + sizeof (struct in_addr) + 1; - - return area; - } - return NULL; } -static u_char * -ospfStubAreaEntry (struct variable *v, oid *name, size_t *length, - int exact, size_t *var_len, WriteMethod **write_method) +static struct ospf_area *ospf_stub_area_lookup_next(struct in_addr *area_id, + int first) { - struct ospf_area *area; - struct in_addr addr; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - memset (&addr, 0, sizeof (struct in_addr)); - - area = ospfStubAreaLookup (v, name, length, &addr, exact); - if (! area) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFSTUBAREAID: /* 1 */ - /* OSPF stub area id. */ - return SNMP_IPADDRESS (area->area_id); - break; - case OSPFSTUBTOS: /* 2 */ - /* TOS value is not supported. */ - return SNMP_INTEGER (0); - break; - case OSPFSTUBMETRIC: /* 3 */ - /* Default cost to stub area. */ - return SNMP_INTEGER (area->default_cost); - break; - case OSPFSTUBSTATUS: /* 4 */ - /* Status of the stub area. */ - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFSTUBMETRICTYPE: /* 5 */ - /* OSPF Metric type. */ -#define OSPF_ospfMetric 1 -#define OSPF_comparableCost 2 -#define OSPF_nonComparable 3 - return SNMP_INTEGER (OSPF_ospfMetric); - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_area *area; + struct listnode *node; + struct ospf *ospf; + + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + for (ALL_LIST_ELEMENTS_RO(ospf->areas, node, area)) { + if (area->external_routing == OSPF_AREA_STUB) { + if (first) { + *area_id = area->area_id; + return area; + } else if (ntohl(area->area_id.s_addr) + > ntohl(area_id->s_addr)) { + *area_id = area->area_id; + return area; + } + } + } + return NULL; } -static struct ospf_lsa * -lsdb_lookup_next (struct ospf_area *area, u_char *type, int type_next, - struct in_addr *ls_id, int ls_id_next, - struct in_addr *router_id, int router_id_next) +static struct ospf_area *ospfStubAreaLookup(struct variable *v, oid name[], + size_t *length, + struct in_addr *addr, int exact) { - struct ospf_lsa *lsa; - int i; - - if (type_next) - i = OSPF_MIN_LSA; - else - i = *type; - - /* Sanity check, if LSA type unknwon - merley skip any LSA */ - if ((i < OSPF_MIN_LSA) || (i >= OSPF_MAX_LSA)) - { - zlog_debug("Strange request with LSA type %d\n", i); - return NULL; - } - - for (; i < OSPF_MAX_LSA; i++) - { - *type = i; - - lsa = ospf_lsdb_lookup_by_id_next (area->lsdb, *type, *ls_id, *router_id, - ls_id_next); - if (lsa) - return lsa; - - ls_id_next = 1; - } - return NULL; -} + struct ospf *ospf; + struct ospf_area *area; + int len; -static struct ospf_lsa * -ospfLsdbLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *area_id, u_char *type, - struct in_addr *ls_id, struct in_addr *router_id, int exact) -{ - struct ospf *ospf; - struct ospf_area *area; - struct ospf_lsa *lsa; - int len; - int type_next; - int ls_id_next; - int router_id_next; - oid *offset; - int offsetlen; - - ospf = ospf_lookup (); - -#define OSPF_LSDB_ENTRY_OFFSET \ - (IN_ADDR_SIZE + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) - - if (exact) - { - /* Area ID + Type + LS ID + Router ID. */ - if (*length - v->namelen != OSPF_LSDB_ENTRY_OFFSET) - return NULL; - - /* Set OID offset for Area ID. */ - offset = name + v->namelen; - - /* Lookup area first. */ - oid2in_addr (offset, IN_ADDR_SIZE, area_id); - area = ospf_area_lookup_by_area_id (ospf, *area_id); - if (! area) - return NULL; - offset += IN_ADDR_SIZE; + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; - /* Type. */ - *type = *offset; - offset++; + /* Exact lookup. */ + if (exact) { + /* ospfStubAreaID + ospfStubTOS. */ + if (*length != v->namelen + sizeof(struct in_addr) + 1) + return NULL; - /* LS ID. */ - oid2in_addr (offset, IN_ADDR_SIZE, ls_id); - offset += IN_ADDR_SIZE; + /* Check ospfStubTOS is zero. */ + if (name[*length - 1] != 0) + return NULL; - /* Router ID. */ - oid2in_addr (offset, IN_ADDR_SIZE, router_id); + oid2in_addr(name + v->namelen, sizeof(struct in_addr), addr); - /* Lookup LSDB. */ - return ospf_lsdb_lookup_by_id (area->lsdb, *type, *ls_id, *router_id); - } - else - { - /* Get variable length. */ - offset = name + v->namelen; - offsetlen = *length - v->namelen; - len = offsetlen; + area = ospf_area_lookup_by_area_id(ospf, *addr); - if (len > (int)IN_ADDR_SIZE) - len = IN_ADDR_SIZE; + if (area->external_routing == OSPF_AREA_STUB) + return area; + else + return NULL; + } else { + len = *length - v->namelen; + if (len > 4) + len = 4; - oid2in_addr (offset, len, area_id); + oid2in_addr(name + v->namelen, len, addr); - /* First we search area. */ - if (len == IN_ADDR_SIZE) - area = ospf_area_lookup_by_area_id (ospf, *area_id); - else - area = ospf_area_lookup_next (ospf, area_id, 1); + area = ospf_stub_area_lookup_next(addr, len == 0 ? 1 : 0); - if (area == NULL) - return NULL; + if (area == NULL) + return NULL; - do - { - /* Next we lookup type. */ - offset += len; - offsetlen -= len; - len = offsetlen; - - if (len <= 0) - type_next = 1; - else - { - len = 1; - type_next = 0; - *type = *offset; - } - - /* LS ID. */ - offset++; - offsetlen--; - len = offsetlen; - - if (len <= 0) - ls_id_next = 1; - else - { - ls_id_next = 0; - if (len > (int)IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, ls_id); - } - - /* Router ID. */ - offset += IN_ADDR_SIZE; - offsetlen -= IN_ADDR_SIZE; - len = offsetlen; - - if (len <= 0) - router_id_next = 1; - else - { - router_id_next = 0; - if (len > (int)IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, router_id); - } - - lsa = lsdb_lookup_next (area, type, type_next, ls_id, ls_id_next, - router_id, router_id_next); - - if (lsa) - { - /* Fill in length. */ - *length = v->namelen + OSPF_LSDB_ENTRY_OFFSET; - - /* Fill in value. */ - offset = name + v->namelen; - oid_copy_addr (offset, area_id, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - *offset = lsa->data->type; - offset++; - oid_copy_addr (offset, &lsa->data->id, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - oid_copy_addr (offset, &lsa->data->adv_router, IN_ADDR_SIZE); - - return lsa; - } + oid_copy_addr(name + v->namelen, addr, sizeof(struct in_addr)); + /* Set TOS 0. */ + name[v->namelen + sizeof(struct in_addr)] = 0; + *length = v->namelen + sizeof(struct in_addr) + 1; + + return area; } - while ((area = ospf_area_lookup_next (ospf, area_id, 0)) != NULL); - } - return NULL; + return NULL; } -static u_char * -ospfLsdbEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfStubAreaEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_lsa *lsa; - struct lsa_header *lsah; - struct in_addr area_id; - u_char type; - struct in_addr ls_id; - struct in_addr router_id; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - /* INDEX { ospfLsdbAreaId, ospfLsdbType, - ospfLsdbLsid, ospfLsdbRouterId } */ - - memset (&area_id, 0, sizeof (struct in_addr)); - type = 0; - memset (&ls_id, 0, sizeof (struct in_addr)); - memset (&router_id, 0, sizeof (struct in_addr)); - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - lsa = ospfLsdbLookup (v, name, length, &area_id, &type, &ls_id, &router_id, - exact); - if (! lsa) - return NULL; - - lsah = lsa->data; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFLSDBAREAID: /* 1 */ - return SNMP_IPADDRESS (lsa->area->area_id); - break; - case OSPFLSDBTYPE: /* 2 */ - return SNMP_INTEGER (lsah->type); - break; - case OSPFLSDBLSID: /* 3 */ - return SNMP_IPADDRESS (lsah->id); - break; - case OSPFLSDBROUTERID: /* 4 */ - return SNMP_IPADDRESS (lsah->adv_router); - break; - case OSPFLSDBSEQUENCE: /* 5 */ - return SNMP_INTEGER (lsah->ls_seqnum); - break; - case OSPFLSDBAGE: /* 6 */ - return SNMP_INTEGER (lsah->ls_age); - break; - case OSPFLSDBCHECKSUM: /* 7 */ - return SNMP_INTEGER (lsah->checksum); - break; - case OSPFLSDBADVERTISEMENT: /* 8 */ - *var_len = ntohs (lsah->length); - return (u_char *) lsah; - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_area *area; + struct in_addr addr; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + memset(&addr, 0, sizeof(struct in_addr)); + + area = ospfStubAreaLookup(v, name, length, &addr, exact); + if (!area) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFSTUBAREAID: /* 1 */ + /* OSPF stub area id. */ + return SNMP_IPADDRESS(area->area_id); + break; + case OSPFSTUBTOS: /* 2 */ + /* TOS value is not supported. */ + return SNMP_INTEGER(0); + break; + case OSPFSTUBMETRIC: /* 3 */ + /* Default cost to stub area. */ + return SNMP_INTEGER(area->default_cost); + break; + case OSPFSTUBSTATUS: /* 4 */ + /* Status of the stub area. */ + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFSTUBMETRICTYPE: /* 5 */ +/* OSPF Metric type. */ +#define OSPF_ospfMetric 1 +#define OSPF_comparableCost 2 +#define OSPF_nonComparable 3 + return SNMP_INTEGER(OSPF_ospfMetric); + break; + default: + return NULL; + break; + } + return NULL; } -static struct ospf_area_range * -ospfAreaRangeLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *area_id, struct in_addr *range_net, - int exact) +static struct ospf_lsa *lsdb_lookup_next(struct ospf_area *area, u_char *type, + int type_next, struct in_addr *ls_id, + int ls_id_next, + struct in_addr *router_id, + int router_id_next) { - oid *offset; - int offsetlen; - int len; - struct ospf *ospf; - struct ospf_area *area; - struct ospf_area_range *range; - struct prefix_ipv4 p; - p.family = AF_INET; - p.prefixlen = IPV4_MAX_BITLEN; - - ospf = ospf_lookup (); - - if (exact) - { - /* Area ID + Range Network. */ - if (v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE != *length) - return NULL; + struct ospf_lsa *lsa; + int i; + + if (type_next) + i = OSPF_MIN_LSA; + else + i = *type; + + /* Sanity check, if LSA type unknwon + merley skip any LSA */ + if ((i < OSPF_MIN_LSA) || (i >= OSPF_MAX_LSA)) { + zlog_debug("Strange request with LSA type %d\n", i); + return NULL; + } - /* Set OID offset for Area ID. */ - offset = name + v->namelen; + for (; i < OSPF_MAX_LSA; i++) { + *type = i; - /* Lookup area first. */ - oid2in_addr (offset, IN_ADDR_SIZE, area_id); + lsa = ospf_lsdb_lookup_by_id_next(area->lsdb, *type, *ls_id, + *router_id, ls_id_next); + if (lsa) + return lsa; - area = ospf_area_lookup_by_area_id (ospf, *area_id); - if (! area) + ls_id_next = 1; + } return NULL; +} - offset += IN_ADDR_SIZE; - - /* Lookup area range. */ - oid2in_addr (offset, IN_ADDR_SIZE, range_net); - p.prefix = *range_net; - - return ospf_area_range_lookup (area, &p); - } - else - { - /* Set OID offset for Area ID. */ - offset = name + v->namelen; - offsetlen = *length - v->namelen; - - len = offsetlen; - if (len > (int)IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, area_id); - - /* First we search area. */ - if (len == IN_ADDR_SIZE) - area = ospf_area_lookup_by_area_id (ospf,*area_id); - else - area = ospf_area_lookup_next (ospf, area_id, len == 0 ? 1 : 0); - - if (area == NULL) +static struct ospf_lsa *ospfLsdbLookup(struct variable *v, oid *name, + size_t *length, struct in_addr *area_id, + u_char *type, struct in_addr *ls_id, + struct in_addr *router_id, int exact) +{ + struct ospf *ospf; + struct ospf_area *area; + struct ospf_lsa *lsa; + int len; + int type_next; + int ls_id_next; + int router_id_next; + oid *offset; + int offsetlen; + + ospf = ospf_lookup(); + +#define OSPF_LSDB_ENTRY_OFFSET (IN_ADDR_SIZE + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) + + if (exact) { + /* Area ID + Type + LS ID + Router ID. */ + if (*length - v->namelen != OSPF_LSDB_ENTRY_OFFSET) + return NULL; + + /* Set OID offset for Area ID. */ + offset = name + v->namelen; + + /* Lookup area first. */ + oid2in_addr(offset, IN_ADDR_SIZE, area_id); + area = ospf_area_lookup_by_area_id(ospf, *area_id); + if (!area) + return NULL; + offset += IN_ADDR_SIZE; + + /* Type. */ + *type = *offset; + offset++; + + /* LS ID. */ + oid2in_addr(offset, IN_ADDR_SIZE, ls_id); + offset += IN_ADDR_SIZE; + + /* Router ID. */ + oid2in_addr(offset, IN_ADDR_SIZE, router_id); + + /* Lookup LSDB. */ + return ospf_lsdb_lookup_by_id(area->lsdb, *type, *ls_id, + *router_id); + } else { + /* Get variable length. */ + offset = name + v->namelen; + offsetlen = *length - v->namelen; + len = offsetlen; + + if (len > (int)IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, area_id); + + /* First we search area. */ + if (len == IN_ADDR_SIZE) + area = ospf_area_lookup_by_area_id(ospf, *area_id); + else + area = ospf_area_lookup_next(ospf, area_id, 1); + + if (area == NULL) + return NULL; + + do { + /* Next we lookup type. */ + offset += len; + offsetlen -= len; + len = offsetlen; + + if (len <= 0) + type_next = 1; + else { + len = 1; + type_next = 0; + *type = *offset; + } + + /* LS ID. */ + offset++; + offsetlen--; + len = offsetlen; + + if (len <= 0) + ls_id_next = 1; + else { + ls_id_next = 0; + if (len > (int)IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, ls_id); + } + + /* Router ID. */ + offset += IN_ADDR_SIZE; + offsetlen -= IN_ADDR_SIZE; + len = offsetlen; + + if (len <= 0) + router_id_next = 1; + else { + router_id_next = 0; + if (len > (int)IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, router_id); + } + + lsa = lsdb_lookup_next(area, type, type_next, ls_id, + ls_id_next, router_id, + router_id_next); + + if (lsa) { + /* Fill in length. */ + *length = v->namelen + OSPF_LSDB_ENTRY_OFFSET; + + /* Fill in value. */ + offset = name + v->namelen; + oid_copy_addr(offset, area_id, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + *offset = lsa->data->type; + offset++; + oid_copy_addr(offset, &lsa->data->id, + IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + oid_copy_addr(offset, &lsa->data->adv_router, + IN_ADDR_SIZE); + + return lsa; + } + } while ((area = ospf_area_lookup_next(ospf, area_id, 0)) + != NULL); + } return NULL; +} - do - { - offset += IN_ADDR_SIZE; - offsetlen -= IN_ADDR_SIZE; - len = offsetlen; - - if (len < 0) - len = 0; - if (len > (int)IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, range_net); - - range = ospf_area_range_lookup_next (area, range_net, - len == 0 ? 1 : 0); - - if (range) - { - /* Fill in length. */ - *length = v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE; - - /* Fill in value. */ - offset = name + v->namelen; - oid_copy_addr (offset, area_id, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - oid_copy_addr (offset, range_net, IN_ADDR_SIZE); +static u_char *ospfLsdbEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) +{ + struct ospf_lsa *lsa; + struct lsa_header *lsah; + struct in_addr area_id; + u_char type; + struct in_addr ls_id; + struct in_addr router_id; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + /* INDEX { ospfLsdbAreaId, ospfLsdbType, + ospfLsdbLsid, ospfLsdbRouterId } */ + + memset(&area_id, 0, sizeof(struct in_addr)); + type = 0; + memset(&ls_id, 0, sizeof(struct in_addr)); + memset(&router_id, 0, sizeof(struct in_addr)); + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + lsa = ospfLsdbLookup(v, name, length, &area_id, &type, &ls_id, + &router_id, exact); + if (!lsa) + return NULL; + + lsah = lsa->data; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFLSDBAREAID: /* 1 */ + return SNMP_IPADDRESS(lsa->area->area_id); + break; + case OSPFLSDBTYPE: /* 2 */ + return SNMP_INTEGER(lsah->type); + break; + case OSPFLSDBLSID: /* 3 */ + return SNMP_IPADDRESS(lsah->id); + break; + case OSPFLSDBROUTERID: /* 4 */ + return SNMP_IPADDRESS(lsah->adv_router); + break; + case OSPFLSDBSEQUENCE: /* 5 */ + return SNMP_INTEGER(lsah->ls_seqnum); + break; + case OSPFLSDBAGE: /* 6 */ + return SNMP_INTEGER(lsah->ls_age); + break; + case OSPFLSDBCHECKSUM: /* 7 */ + return SNMP_INTEGER(lsah->checksum); + break; + case OSPFLSDBADVERTISEMENT: /* 8 */ + *var_len = ntohs(lsah->length); + return (u_char *)lsah; + break; + default: + return NULL; + break; + } + return NULL; +} - return range; - } +static struct ospf_area_range *ospfAreaRangeLookup(struct variable *v, + oid *name, size_t *length, + struct in_addr *area_id, + struct in_addr *range_net, + int exact) +{ + oid *offset; + int offsetlen; + int len; + struct ospf *ospf; + struct ospf_area *area; + struct ospf_area_range *range; + struct prefix_ipv4 p; + p.family = AF_INET; + p.prefixlen = IPV4_MAX_BITLEN; + + ospf = ospf_lookup(); + + if (exact) { + /* Area ID + Range Network. */ + if (v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE != *length) + return NULL; + + /* Set OID offset for Area ID. */ + offset = name + v->namelen; + + /* Lookup area first. */ + oid2in_addr(offset, IN_ADDR_SIZE, area_id); + + area = ospf_area_lookup_by_area_id(ospf, *area_id); + if (!area) + return NULL; + + offset += IN_ADDR_SIZE; + + /* Lookup area range. */ + oid2in_addr(offset, IN_ADDR_SIZE, range_net); + p.prefix = *range_net; + + return ospf_area_range_lookup(area, &p); + } else { + /* Set OID offset for Area ID. */ + offset = name + v->namelen; + offsetlen = *length - v->namelen; + + len = offsetlen; + if (len > (int)IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, area_id); + + /* First we search area. */ + if (len == IN_ADDR_SIZE) + area = ospf_area_lookup_by_area_id(ospf, *area_id); + else + area = ospf_area_lookup_next(ospf, area_id, + len == 0 ? 1 : 0); + + if (area == NULL) + return NULL; + + do { + offset += IN_ADDR_SIZE; + offsetlen -= IN_ADDR_SIZE; + len = offsetlen; + + if (len < 0) + len = 0; + if (len > (int)IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, range_net); + + range = ospf_area_range_lookup_next(area, range_net, + len == 0 ? 1 : 0); + + if (range) { + /* Fill in length. */ + *length = v->namelen + IN_ADDR_SIZE + + IN_ADDR_SIZE; + + /* Fill in value. */ + offset = name + v->namelen; + oid_copy_addr(offset, area_id, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + oid_copy_addr(offset, range_net, IN_ADDR_SIZE); + + return range; + } + } while ((area = ospf_area_lookup_next(ospf, area_id, 0)) + != NULL); } - while ((area = ospf_area_lookup_next (ospf, area_id, 0)) != NULL); - } - return NULL; + return NULL; } -static u_char * -ospfAreaRangeEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfAreaRangeEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_area_range *range; - struct in_addr area_id; - struct in_addr range_net; - struct in_addr mask; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - memset (&area_id, 0, IN_ADDR_SIZE); - memset (&range_net, 0, IN_ADDR_SIZE); - - range = ospfAreaRangeLookup (v, name, length, &area_id, &range_net, exact); - if (! range) - return NULL; - - /* Convert prefixlen to network mask format. */ - masklen2ip (range->subst_masklen, &mask); - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFAREARANGEAREAID: /* 1 */ - return SNMP_IPADDRESS (area_id); - break; - case OSPFAREARANGENET: /* 2 */ - return SNMP_IPADDRESS (range_net); - break; - case OSPFAREARANGEMASK: /* 3 */ - return SNMP_IPADDRESS (mask); - break; - case OSPFAREARANGESTATUS: /* 4 */ - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFAREARANGEEFFECT: /* 5 */ + struct ospf_area_range *range; + struct in_addr area_id; + struct in_addr range_net; + struct in_addr mask; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + memset(&area_id, 0, IN_ADDR_SIZE); + memset(&range_net, 0, IN_ADDR_SIZE); + + range = ospfAreaRangeLookup(v, name, length, &area_id, &range_net, + exact); + if (!range) + return NULL; + + /* Convert prefixlen to network mask format. */ + masklen2ip(range->subst_masklen, &mask); + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFAREARANGEAREAID: /* 1 */ + return SNMP_IPADDRESS(area_id); + break; + case OSPFAREARANGENET: /* 2 */ + return SNMP_IPADDRESS(range_net); + break; + case OSPFAREARANGEMASK: /* 3 */ + return SNMP_IPADDRESS(mask); + break; + case OSPFAREARANGESTATUS: /* 4 */ + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFAREARANGEEFFECT: /* 5 */ + /* $FRR indent$ */ + /* clang-format off */ #define OSPF_advertiseMatching 1 #define OSPF_doNotAdvertiseMatching 2 - return SNMP_INTEGER (OSPF_advertiseMatching); - break; - default: - return NULL; - break; - } - return NULL; + return SNMP_INTEGER(OSPF_advertiseMatching); + break; + default: + return NULL; + break; + } + return NULL; } -static struct ospf_nbr_nbma * -ospfHostLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *addr, int exact) +static struct ospf_nbr_nbma *ospfHostLookup(struct variable *v, oid *name, + size_t *length, + struct in_addr *addr, int exact) { - int len; - struct ospf_nbr_nbma *nbr_nbma; - struct ospf *ospf; - - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - if (exact) - { - /* INDEX { ospfHostIpAddress, ospfHostTOS } */ - if (*length != v->namelen + IN_ADDR_SIZE + 1) - return NULL; + int len; + struct ospf_nbr_nbma *nbr_nbma; + struct ospf *ospf; - /* Check ospfHostTOS. */ - if (name[*length - 1] != 0) - return NULL; + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; - oid2in_addr (name + v->namelen, IN_ADDR_SIZE, addr); + if (exact) { + /* INDEX { ospfHostIpAddress, ospfHostTOS } */ + if (*length != v->namelen + IN_ADDR_SIZE + 1) + return NULL; - nbr_nbma = ospf_nbr_nbma_lookup (ospf, *addr); + /* Check ospfHostTOS. */ + if (name[*length - 1] != 0) + return NULL; - return nbr_nbma; - } - else - { - len = *length - v->namelen; - if (len > 4) - len = 4; - - oid2in_addr (name + v->namelen, len, addr); + oid2in_addr(name + v->namelen, IN_ADDR_SIZE, addr); - nbr_nbma = ospf_nbr_nbma_lookup_next (ospf, addr, len == 0 ? 1 : 0); + nbr_nbma = ospf_nbr_nbma_lookup(ospf, *addr); - if (nbr_nbma == NULL) - return NULL; + return nbr_nbma; + } else { + len = *length - v->namelen; + if (len > 4) + len = 4; + + oid2in_addr(name + v->namelen, len, addr); + + nbr_nbma = + ospf_nbr_nbma_lookup_next(ospf, addr, len == 0 ? 1 : 0); - oid_copy_addr (name + v->namelen, addr, IN_ADDR_SIZE); + if (nbr_nbma == NULL) + return NULL; - /* Set TOS 0. */ - name[v->namelen + IN_ADDR_SIZE] = 0; + oid_copy_addr(name + v->namelen, addr, IN_ADDR_SIZE); - *length = v->namelen + IN_ADDR_SIZE + 1; + /* Set TOS 0. */ + name[v->namelen + IN_ADDR_SIZE] = 0; - return nbr_nbma; - } - return NULL; + *length = v->namelen + IN_ADDR_SIZE + 1; + + return nbr_nbma; + } + return NULL; } -static u_char * -ospfHostEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfHostEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_nbr_nbma *nbr_nbma; - struct ospf_interface *oi; - struct in_addr addr; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - memset (&addr, 0, sizeof (struct in_addr)); - - nbr_nbma = ospfHostLookup (v, name, length, &addr, exact); - if (nbr_nbma == NULL) - return NULL; - - oi = nbr_nbma->oi; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFHOSTIPADDRESS: /* 1 */ - return SNMP_IPADDRESS (nbr_nbma->addr); - break; - case OSPFHOSTTOS: /* 2 */ - return SNMP_INTEGER (0); - break; - case OSPFHOSTMETRIC: /* 3 */ - if (oi) - return SNMP_INTEGER (oi->output_cost); - else - return SNMP_INTEGER (1); - break; - case OSPFHOSTSTATUS: /* 4 */ - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFHOSTAREAID: /* 5 */ - if (oi && oi->area) - return SNMP_IPADDRESS (oi->area->area_id); - else - return SNMP_IPADDRESS (ospf_empty_addr); - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_nbr_nbma *nbr_nbma; + struct ospf_interface *oi; + struct in_addr addr; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + memset(&addr, 0, sizeof(struct in_addr)); + + nbr_nbma = ospfHostLookup(v, name, length, &addr, exact); + if (nbr_nbma == NULL) + return NULL; + + oi = nbr_nbma->oi; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFHOSTIPADDRESS: /* 1 */ + return SNMP_IPADDRESS(nbr_nbma->addr); + break; + case OSPFHOSTTOS: /* 2 */ + return SNMP_INTEGER(0); + break; + case OSPFHOSTMETRIC: /* 3 */ + if (oi) + return SNMP_INTEGER(oi->output_cost); + else + return SNMP_INTEGER(1); + break; + case OSPFHOSTSTATUS: /* 4 */ + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFHOSTAREAID: /* 5 */ + if (oi && oi->area) + return SNMP_IPADDRESS(oi->area->area_id); + else + return SNMP_IPADDRESS(ospf_empty_addr); + break; + default: + return NULL; + break; + } + return NULL; } static struct list *ospf_snmp_iflist; -struct ospf_snmp_if -{ - struct in_addr addr; - ifindex_t ifindex; - struct interface *ifp; +struct ospf_snmp_if { + struct in_addr addr; + ifindex_t ifindex; + struct interface *ifp; }; -static struct ospf_snmp_if * -ospf_snmp_if_new (void) +static struct ospf_snmp_if *ospf_snmp_if_new(void) { - return XCALLOC (MTYPE_TMP, sizeof (struct ospf_snmp_if)); + return XCALLOC(MTYPE_TMP, sizeof(struct ospf_snmp_if)); } -static void -ospf_snmp_if_free (struct ospf_snmp_if *osif) +static void ospf_snmp_if_free(struct ospf_snmp_if *osif) { - XFREE (MTYPE_TMP, osif); + XFREE(MTYPE_TMP, osif); } -static int -ospf_snmp_if_delete (struct interface *ifp) +static int ospf_snmp_if_delete(struct interface *ifp) { - struct listnode *node, *nnode; - struct ospf_snmp_if *osif; - - for (ALL_LIST_ELEMENTS (ospf_snmp_iflist, node, nnode, osif)) - { - if (osif->ifp == ifp) - { - list_delete_node (ospf_snmp_iflist, node); - ospf_snmp_if_free (osif); - break; + struct listnode *node, *nnode; + struct ospf_snmp_if *osif; + + for (ALL_LIST_ELEMENTS(ospf_snmp_iflist, node, nnode, osif)) { + if (osif->ifp == ifp) { + list_delete_node(ospf_snmp_iflist, node); + ospf_snmp_if_free(osif); + break; + } } - } - return 0; + return 0; } -static int -ospf_snmp_if_update (struct interface *ifp) +static int ospf_snmp_if_update(struct interface *ifp) { - struct listnode *node; - struct listnode *pn; - struct connected *ifc; - struct prefix *p; - struct ospf_snmp_if *osif; - struct in_addr *addr; - ifindex_t ifindex; - - ospf_snmp_if_delete (ifp); - - p = NULL; - addr = NULL; - ifindex = 0; - - /* Lookup first IPv4 address entry. */ - for (ALL_LIST_ELEMENTS_RO (ifp->connected, node, ifc)) - { - p = CONNECTED_ID(ifc); - - if (p->family == AF_INET) - { - addr = &p->u.prefix4; - break; + struct listnode *node; + struct listnode *pn; + struct connected *ifc; + struct prefix *p; + struct ospf_snmp_if *osif; + struct in_addr *addr; + ifindex_t ifindex; + + ospf_snmp_if_delete(ifp); + + p = NULL; + addr = NULL; + ifindex = 0; + + /* Lookup first IPv4 address entry. */ + for (ALL_LIST_ELEMENTS_RO(ifp->connected, node, ifc)) { + p = CONNECTED_ID(ifc); + + if (p->family == AF_INET) { + addr = &p->u.prefix4; + break; + } } - } - if (! addr) - ifindex = ifp->ifindex; - - /* Add interface to the list. */ - pn = NULL; - for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, node, osif)) - { - if (addr) - { - /* Usual interfaces --> Sort them based on interface IPv4 addresses */ - if (ntohl (osif->addr.s_addr) > ntohl (addr->s_addr)) - break; + if (!addr) + ifindex = ifp->ifindex; + + /* Add interface to the list. */ + pn = NULL; + for (ALL_LIST_ELEMENTS_RO(ospf_snmp_iflist, node, osif)) { + if (addr) { + /* Usual interfaces --> Sort them based on interface + * IPv4 addresses */ + if (ntohl(osif->addr.s_addr) > ntohl(addr->s_addr)) + break; + } else { + /* Unnumbered interfaces --> Sort them based on + * interface indexes */ + if (osif->addr.s_addr != 0 || osif->ifindex > ifindex) + break; + } + pn = node; } - else + + osif = ospf_snmp_if_new(); + if (addr) /* Usual interface */ { - /* Unnumbered interfaces --> Sort them based on interface indexes */ - if (osif->addr.s_addr != 0 || osif->ifindex > ifindex) - break; - } - pn = node; - } - - osif = ospf_snmp_if_new (); - if (addr) /* Usual interface */ - { - osif->addr = *addr; - - /* This field is used for storing ospfAddressLessIf OID value, - * conform to RFC1850 OSPF-MIB specification, it must be 0 for - * usual interface */ - osif->ifindex = 0; - } - else /* Unnumbered interface */ - osif->ifindex = ifindex; - osif->ifp = ifp; - - listnode_add_after (ospf_snmp_iflist, pn, osif); - return 0; + osif->addr = *addr; + + /* This field is used for storing ospfAddressLessIf OID value, + * conform to RFC1850 OSPF-MIB specification, it must be 0 for + * usual interface */ + osif->ifindex = 0; + } else /* Unnumbered interface */ + osif->ifindex = ifindex; + osif->ifp = ifp; + + listnode_add_after(ospf_snmp_iflist, pn, osif); + return 0; } -static int -ospf_snmp_is_if_have_addr (struct interface *ifp) +static int ospf_snmp_is_if_have_addr(struct interface *ifp) { - struct listnode *nn; - struct connected *ifc; - - /* Is this interface having any connected IPv4 address ? */ - for (ALL_LIST_ELEMENTS_RO (ifp->connected, nn, ifc)) - { - if (CONNECTED_PREFIX(ifc)->family == AF_INET) - return 1; - } - - return 0; + struct listnode *nn; + struct connected *ifc; + + /* Is this interface having any connected IPv4 address ? */ + for (ALL_LIST_ELEMENTS_RO(ifp->connected, nn, ifc)) { + if (CONNECTED_PREFIX(ifc)->family == AF_INET) + return 1; + } + + return 0; } -static struct ospf_interface * -ospf_snmp_if_lookup (struct in_addr *ifaddr, ifindex_t *ifindex) +static struct ospf_interface *ospf_snmp_if_lookup(struct in_addr *ifaddr, + ifindex_t *ifindex) { - struct listnode *node; - struct ospf_snmp_if *osif; - struct ospf_interface *oi = NULL; - struct ospf *ospf = ospf_lookup (); - - for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, node, osif)) - { - if (ifaddr->s_addr) - { - if (IPV4_ADDR_SAME (&osif->addr, ifaddr)) - oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); - } - else - { - if (osif->ifindex == *ifindex) - oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); - } - } - return oi; + struct listnode *node; + struct ospf_snmp_if *osif; + struct ospf_interface *oi = NULL; + struct ospf *ospf = ospf_lookup(); + + for (ALL_LIST_ELEMENTS_RO(ospf_snmp_iflist, node, osif)) { + if (ifaddr->s_addr) { + if (IPV4_ADDR_SAME(&osif->addr, ifaddr)) + oi = ospf_if_lookup_by_local_addr( + ospf, osif->ifp, *ifaddr); + } else { + if (osif->ifindex == *ifindex) + oi = ospf_if_lookup_by_local_addr( + ospf, osif->ifp, *ifaddr); + } + } + return oi; } -static struct ospf_interface * -ospf_snmp_if_lookup_next (struct in_addr *ifaddr, ifindex_t *ifindex, - int ifaddr_next, ifindex_t ifindex_next) +static struct ospf_interface *ospf_snmp_if_lookup_next(struct in_addr *ifaddr, + ifindex_t *ifindex, + int ifaddr_next, + ifindex_t ifindex_next) { - struct ospf_snmp_if *osif; - struct listnode *nn; - struct ospf *ospf = ospf_lookup (); - struct ospf_interface *oi = NULL; - - if (ospf == NULL) - return NULL; - - /* No instance is specified --> Return the first OSPF interface */ - if (ifaddr_next) - { - for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, nn, osif)) - { - osif = listgetdata (nn); - *ifaddr = osif->addr; - *ifindex = osif->ifindex; - /* Because no instance is specified, we don't care about the kind of - * interface (usual or unnumbered), just returning the first valid - * OSPF interface */ - oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); - if (oi) - return (oi); + struct ospf_snmp_if *osif; + struct listnode *nn; + struct ospf *ospf = ospf_lookup(); + struct ospf_interface *oi = NULL; + + if (ospf == NULL) + return NULL; + + /* No instance is specified --> Return the first OSPF interface */ + if (ifaddr_next) { + for (ALL_LIST_ELEMENTS_RO(ospf_snmp_iflist, nn, osif)) { + osif = listgetdata(nn); + *ifaddr = osif->addr; + *ifindex = osif->ifindex; + /* Because no instance is specified, we don't care about + * the kind of + * interface (usual or unnumbered), just returning the + * first valid + * OSPF interface */ + oi = ospf_if_lookup_by_local_addr(ospf, osif->ifp, + *ifaddr); + if (oi) + return (oi); + } + return NULL; } - return NULL; - } - - /* An instance is specified --> Return the next OSPF interface */ - for (ALL_LIST_ELEMENTS_RO (ospf_snmp_iflist, nn, osif)) - { - /* Usual interface */ - if (ifaddr->s_addr) - { - /* The interface must have valid AF_INET connected address */ - /* it must have lager IPv4 address value than the lookup entry */ - if ((ospf_snmp_is_if_have_addr(osif->ifp)) && - (ntohl (osif->addr.s_addr) > ntohl (ifaddr->s_addr))) - { - *ifaddr = osif->addr; - *ifindex = osif->ifindex; - - /* and it must be an OSPF interface */ - oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); - if (oi) - return oi; - } + + /* An instance is specified --> Return the next OSPF interface */ + for (ALL_LIST_ELEMENTS_RO(ospf_snmp_iflist, nn, osif)) { + /* Usual interface */ + if (ifaddr->s_addr) { + /* The interface must have valid AF_INET connected + * address */ + /* it must have lager IPv4 address value than the lookup + * entry */ + if ((ospf_snmp_is_if_have_addr(osif->ifp)) + && (ntohl(osif->addr.s_addr) + > ntohl(ifaddr->s_addr))) { + *ifaddr = osif->addr; + *ifindex = osif->ifindex; + + /* and it must be an OSPF interface */ + oi = ospf_if_lookup_by_local_addr( + ospf, osif->ifp, *ifaddr); + if (oi) + return oi; + } + } + /* Unnumbered interface */ + else + /* The interface must NOT have valid AF_INET connected + address */ + /* it must have lager interface index than the lookup + entry */ + if ((!ospf_snmp_is_if_have_addr(osif->ifp)) + && (osif->ifindex > *ifindex)) { + *ifaddr = osif->addr; + *ifindex = osif->ifindex; + + /* and it must be an OSPF interface */ + oi = ospf_if_lookup_by_local_addr(ospf, osif->ifp, + *ifaddr); + if (oi) + return oi; + } } - /* Unnumbered interface */ - else - /* The interface must NOT have valid AF_INET connected address */ - /* it must have lager interface index than the lookup entry */ - if ((!ospf_snmp_is_if_have_addr(osif->ifp)) && - (osif->ifindex > *ifindex)) - { - *ifaddr = osif->addr; - *ifindex = osif->ifindex; - - /* and it must be an OSPF interface */ - oi = ospf_if_lookup_by_local_addr (ospf, osif->ifp, *ifaddr); - if (oi) - return oi; - } - } - return NULL; + return NULL; } -static int -ospf_snmp_iftype (struct interface *ifp) +static int ospf_snmp_iftype(struct interface *ifp) { #define ospf_snmp_iftype_broadcast 1 #define ospf_snmp_iftype_nbma 2 #define ospf_snmp_iftype_pointToPoint 3 #define ospf_snmp_iftype_pointToMultipoint 5 - if (if_is_broadcast (ifp)) - return ospf_snmp_iftype_broadcast; - if (if_is_pointopoint (ifp)) - return ospf_snmp_iftype_pointToPoint; - return ospf_snmp_iftype_broadcast; + if (if_is_broadcast(ifp)) + return ospf_snmp_iftype_broadcast; + if (if_is_pointopoint(ifp)) + return ospf_snmp_iftype_pointToPoint; + return ospf_snmp_iftype_broadcast; } -static struct ospf_interface * -ospfIfLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *ifaddr, ifindex_t *ifindex, int exact) +static struct ospf_interface *ospfIfLookup(struct variable *v, oid *name, + size_t *length, + struct in_addr *ifaddr, + ifindex_t *ifindex, int exact) { - unsigned int len; - int ifaddr_next = 0; - ifindex_t ifindex_next = 0; - struct ospf_interface *oi; - oid *offset; - - if (exact) - { - if (*length != v->namelen + IN_ADDR_SIZE + 1) - return NULL; - - oid2in_addr (name + v->namelen, IN_ADDR_SIZE, ifaddr); - *ifindex = name[v->namelen + IN_ADDR_SIZE]; - - return ospf_snmp_if_lookup (ifaddr, ifindex); - } - else - { - len = *length - v->namelen; - if (len >= IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - if (len <= 0) - ifaddr_next = 1; - - oid2in_addr (name + v->namelen, len, ifaddr); - - len = *length - v->namelen - IN_ADDR_SIZE; - if (len >= 1) - len = 1; - else - ifindex_next = 1; - - if (len == 1) - *ifindex = name[v->namelen + IN_ADDR_SIZE]; - - oi = ospf_snmp_if_lookup_next (ifaddr, ifindex, ifaddr_next, - ifindex_next); - if (oi) - { - *length = v->namelen + IN_ADDR_SIZE + 1; - offset = name + v->namelen; - oid_copy_addr (offset, ifaddr, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - *offset = *ifindex; - return oi; + unsigned int len; + int ifaddr_next = 0; + ifindex_t ifindex_next = 0; + struct ospf_interface *oi; + oid *offset; + + if (exact) { + if (*length != v->namelen + IN_ADDR_SIZE + 1) + return NULL; + + oid2in_addr(name + v->namelen, IN_ADDR_SIZE, ifaddr); + *ifindex = name[v->namelen + IN_ADDR_SIZE]; + + return ospf_snmp_if_lookup(ifaddr, ifindex); + } else { + len = *length - v->namelen; + if (len >= IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + if (len <= 0) + ifaddr_next = 1; + + oid2in_addr(name + v->namelen, len, ifaddr); + + len = *length - v->namelen - IN_ADDR_SIZE; + if (len >= 1) + len = 1; + else + ifindex_next = 1; + + if (len == 1) + *ifindex = name[v->namelen + IN_ADDR_SIZE]; + + oi = ospf_snmp_if_lookup_next(ifaddr, ifindex, ifaddr_next, + ifindex_next); + if (oi) { + *length = v->namelen + IN_ADDR_SIZE + 1; + offset = name + v->namelen; + oid_copy_addr(offset, ifaddr, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + *offset = *ifindex; + return oi; + } } - } - return NULL; + return NULL; } -static u_char * -ospfIfEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfIfEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - ifindex_t ifindex; - struct in_addr ifaddr; - struct ospf_interface *oi; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - ifindex = 0; - memset (&ifaddr, 0, sizeof (struct in_addr)); - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - oi = ospfIfLookup (v, name, length, &ifaddr, &ifindex, exact); - if (oi == NULL) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFIFIPADDRESS: /* 1 */ - return SNMP_IPADDRESS (ifaddr); - break; - case OSPFADDRESSLESSIF: /* 2 */ - return SNMP_INTEGER (ifindex); - break; - case OSPFIFAREAID: /* 3 */ - if (oi->area) - return SNMP_IPADDRESS (oi->area->area_id); - else - return SNMP_IPADDRESS (ospf_empty_addr); - break; - case OSPFIFTYPE: /* 4 */ - return SNMP_INTEGER (ospf_snmp_iftype (oi->ifp)); - break; - case OSPFIFADMINSTAT: /* 5 */ - if (oi) - return SNMP_INTEGER (OSPF_STATUS_ENABLED); - else - return SNMP_INTEGER (OSPF_STATUS_DISABLED); - break; - case OSPFIFRTRPRIORITY: /* 6 */ - return SNMP_INTEGER (PRIORITY (oi)); - break; - case OSPFIFTRANSITDELAY: /* 7 */ - return SNMP_INTEGER (OSPF_IF_PARAM (oi, transmit_delay)); - break; - case OSPFIFRETRANSINTERVAL: /* 8 */ - return SNMP_INTEGER (OSPF_IF_PARAM (oi, retransmit_interval)); - break; - case OSPFIFHELLOINTERVAL: /* 9 */ - return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_hello)); - break; - case OSPFIFRTRDEADINTERVAL: /* 10 */ - return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_wait)); - break; - case OSPFIFPOLLINTERVAL: /* 11 */ - return SNMP_INTEGER (OSPF_POLL_INTERVAL_DEFAULT); - break; - case OSPFIFSTATE: /* 12 */ - return SNMP_INTEGER (ISM_SNMP(oi->state)); - break; - case OSPFIFDESIGNATEDROUTER: /* 13 */ - return SNMP_IPADDRESS (DR (oi)); - break; - case OSPFIFBACKUPDESIGNATEDROUTER: /* 14 */ - return SNMP_IPADDRESS (BDR (oi)); - break; - case OSPFIFEVENTS: /* 15 */ - return SNMP_INTEGER (oi->state_change); - break; - case OSPFIFAUTHKEY: /* 16 */ - *var_len = 0; - return (u_char *) OSPF_IF_PARAM (oi, auth_simple); - break; - case OSPFIFSTATUS: /* 17 */ - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFIFMULTICASTFORWARDING: /* 18 */ + ifindex_t ifindex; + struct in_addr ifaddr; + struct ospf_interface *oi; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + ifindex = 0; + memset(&ifaddr, 0, sizeof(struct in_addr)); + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + oi = ospfIfLookup(v, name, length, &ifaddr, &ifindex, exact); + if (oi == NULL) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFIFIPADDRESS: /* 1 */ + return SNMP_IPADDRESS(ifaddr); + break; + case OSPFADDRESSLESSIF: /* 2 */ + return SNMP_INTEGER(ifindex); + break; + case OSPFIFAREAID: /* 3 */ + if (oi->area) + return SNMP_IPADDRESS(oi->area->area_id); + else + return SNMP_IPADDRESS(ospf_empty_addr); + break; + case OSPFIFTYPE: /* 4 */ + return SNMP_INTEGER(ospf_snmp_iftype(oi->ifp)); + break; + case OSPFIFADMINSTAT: /* 5 */ + if (oi) + return SNMP_INTEGER(OSPF_STATUS_ENABLED); + else + return SNMP_INTEGER(OSPF_STATUS_DISABLED); + break; + case OSPFIFRTRPRIORITY: /* 6 */ + return SNMP_INTEGER(PRIORITY(oi)); + break; + case OSPFIFTRANSITDELAY: /* 7 */ + return SNMP_INTEGER(OSPF_IF_PARAM(oi, transmit_delay)); + break; + case OSPFIFRETRANSINTERVAL: /* 8 */ + return SNMP_INTEGER(OSPF_IF_PARAM(oi, retransmit_interval)); + break; + case OSPFIFHELLOINTERVAL: /* 9 */ + return SNMP_INTEGER(OSPF_IF_PARAM(oi, v_hello)); + break; + case OSPFIFRTRDEADINTERVAL: /* 10 */ + return SNMP_INTEGER(OSPF_IF_PARAM(oi, v_wait)); + break; + case OSPFIFPOLLINTERVAL: /* 11 */ + return SNMP_INTEGER(OSPF_POLL_INTERVAL_DEFAULT); + break; + case OSPFIFSTATE: /* 12 */ + return SNMP_INTEGER(ISM_SNMP(oi->state)); + break; + case OSPFIFDESIGNATEDROUTER: /* 13 */ + return SNMP_IPADDRESS(DR(oi)); + break; + case OSPFIFBACKUPDESIGNATEDROUTER: /* 14 */ + return SNMP_IPADDRESS(BDR(oi)); + break; + case OSPFIFEVENTS: /* 15 */ + return SNMP_INTEGER(oi->state_change); + break; + case OSPFIFAUTHKEY: /* 16 */ + *var_len = 0; + return (u_char *)OSPF_IF_PARAM(oi, auth_simple); + break; + case OSPFIFSTATUS: /* 17 */ + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFIFMULTICASTFORWARDING: /* 18 */ + /* $FRR indent$ */ + /* clang-format off */ #define ospf_snmp_multiforward_blocked 1 #define ospf_snmp_multiforward_multicast 2 #define ospf_snmp_multiforward_unicast 3 - return SNMP_INTEGER (ospf_snmp_multiforward_blocked); - break; - case OSPFIFDEMAND: /* 19 */ - return SNMP_INTEGER (SNMP_FALSE); - break; - case OSPFIFAUTHTYPE: /* 20 */ - if (oi->area) - return SNMP_INTEGER (oi->area->auth_type); - else - return SNMP_INTEGER (0); - break; - default: - return NULL; - break; - } - return NULL; + return SNMP_INTEGER(ospf_snmp_multiforward_blocked); + break; + case OSPFIFDEMAND: /* 19 */ + return SNMP_INTEGER(SNMP_FALSE); + break; + case OSPFIFAUTHTYPE: /* 20 */ + if (oi->area) + return SNMP_INTEGER(oi->area->auth_type); + else + return SNMP_INTEGER(0); + break; + default: + return NULL; + break; + } + return NULL; } #define OSPF_SNMP_METRIC_VALUE 1 -static struct ospf_interface * -ospfIfMetricLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *ifaddr, ifindex_t *ifindex, int exact) +static struct ospf_interface *ospfIfMetricLookup(struct variable *v, oid *name, + size_t *length, + struct in_addr *ifaddr, + ifindex_t *ifindex, int exact) { - unsigned int len; - int ifaddr_next = 0; - ifindex_t ifindex_next = 0; - struct ospf_interface *oi; - oid *offset; - int metric; - - if (exact) - { - if (*length != v->namelen + IN_ADDR_SIZE + 1 + 1) - return NULL; - - oid2in_addr (name + v->namelen, IN_ADDR_SIZE, ifaddr); - *ifindex = name[v->namelen + IN_ADDR_SIZE]; - metric = name[v->namelen + IN_ADDR_SIZE + 1]; - - if (metric != OSPF_SNMP_METRIC_VALUE) - return NULL; - - return ospf_snmp_if_lookup (ifaddr, ifindex); - } - else - { - len = *length - v->namelen; - if (len >= IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - else - ifaddr_next = 1; - - oid2in_addr (name + v->namelen, len, ifaddr); - - len = *length - v->namelen - IN_ADDR_SIZE; - if (len >= 1) - len = 1; - else - ifindex_next = 1; - - if (len == 1) - *ifindex = name[v->namelen + IN_ADDR_SIZE]; - - oi = ospf_snmp_if_lookup_next (ifaddr, ifindex, ifaddr_next, - ifindex_next); - if (oi) - { - *length = v->namelen + IN_ADDR_SIZE + 1 + 1; - offset = name + v->namelen; - oid_copy_addr (offset, ifaddr, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - *offset = *ifindex; - offset++; - *offset = OSPF_SNMP_METRIC_VALUE; - return oi; + unsigned int len; + int ifaddr_next = 0; + ifindex_t ifindex_next = 0; + struct ospf_interface *oi; + oid *offset; + int metric; + + if (exact) { + if (*length != v->namelen + IN_ADDR_SIZE + 1 + 1) + return NULL; + + oid2in_addr(name + v->namelen, IN_ADDR_SIZE, ifaddr); + *ifindex = name[v->namelen + IN_ADDR_SIZE]; + metric = name[v->namelen + IN_ADDR_SIZE + 1]; + + if (metric != OSPF_SNMP_METRIC_VALUE) + return NULL; + + return ospf_snmp_if_lookup(ifaddr, ifindex); + } else { + len = *length - v->namelen; + if (len >= IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + else + ifaddr_next = 1; + + oid2in_addr(name + v->namelen, len, ifaddr); + + len = *length - v->namelen - IN_ADDR_SIZE; + if (len >= 1) + len = 1; + else + ifindex_next = 1; + + if (len == 1) + *ifindex = name[v->namelen + IN_ADDR_SIZE]; + + oi = ospf_snmp_if_lookup_next(ifaddr, ifindex, ifaddr_next, + ifindex_next); + if (oi) { + *length = v->namelen + IN_ADDR_SIZE + 1 + 1; + offset = name + v->namelen; + oid_copy_addr(offset, ifaddr, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + *offset = *ifindex; + offset++; + *offset = OSPF_SNMP_METRIC_VALUE; + return oi; + } } - } - return NULL; + return NULL; } -static u_char * -ospfIfMetricEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfIfMetricEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - /* Currently we support metric 1 only. */ - ifindex_t ifindex; - struct in_addr ifaddr; - struct ospf_interface *oi; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - ifindex = 0; - memset (&ifaddr, 0, sizeof (struct in_addr)); - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - oi = ospfIfMetricLookup (v, name, length, &ifaddr, &ifindex, exact); - if (oi == NULL) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFIFMETRICIPADDRESS: - return SNMP_IPADDRESS (ifaddr); - break; - case OSPFIFMETRICADDRESSLESSIF: - return SNMP_INTEGER (ifindex); - break; - case OSPFIFMETRICTOS: - return SNMP_INTEGER (0); - break; - case OSPFIFMETRICVALUE: - return SNMP_INTEGER (OSPF_SNMP_METRIC_VALUE); - break; - case OSPFIFMETRICSTATUS: - return SNMP_INTEGER (1); - break; - default: - return NULL; - break; - } - return NULL; + /* Currently we support metric 1 only. */ + ifindex_t ifindex; + struct in_addr ifaddr; + struct ospf_interface *oi; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + ifindex = 0; + memset(&ifaddr, 0, sizeof(struct in_addr)); + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + oi = ospfIfMetricLookup(v, name, length, &ifaddr, &ifindex, exact); + if (oi == NULL) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFIFMETRICIPADDRESS: + return SNMP_IPADDRESS(ifaddr); + break; + case OSPFIFMETRICADDRESSLESSIF: + return SNMP_INTEGER(ifindex); + break; + case OSPFIFMETRICTOS: + return SNMP_INTEGER(0); + break; + case OSPFIFMETRICVALUE: + return SNMP_INTEGER(OSPF_SNMP_METRIC_VALUE); + break; + case OSPFIFMETRICSTATUS: + return SNMP_INTEGER(1); + break; + default: + return NULL; + break; + } + return NULL; } static struct route_table *ospf_snmp_vl_table; -static int -ospf_snmp_vl_add (struct ospf_vl_data *vl_data) +static int ospf_snmp_vl_add(struct ospf_vl_data *vl_data) { - struct prefix_ls lp; - struct route_node *rn; + struct prefix_ls lp; + struct route_node *rn; - memset (&lp, 0, sizeof (struct prefix_ls)); - lp.family = 0; - lp.prefixlen = 64; - lp.id = vl_data->vl_area_id; - lp.adv_router = vl_data->vl_peer; + memset(&lp, 0, sizeof(struct prefix_ls)); + lp.family = 0; + lp.prefixlen = 64; + lp.id = vl_data->vl_area_id; + lp.adv_router = vl_data->vl_peer; - rn = route_node_get (ospf_snmp_vl_table, (struct prefix *) &lp); - if (rn->info) - route_unlock_node (rn); + rn = route_node_get(ospf_snmp_vl_table, (struct prefix *)&lp); + if (rn->info) + route_unlock_node(rn); - rn->info = vl_data; - return 0; + rn->info = vl_data; + return 0; } -static int -ospf_snmp_vl_delete (struct ospf_vl_data *vl_data) +static int ospf_snmp_vl_delete(struct ospf_vl_data *vl_data) { - struct prefix_ls lp; - struct route_node *rn; - - memset (&lp, 0, sizeof (struct prefix_ls)); - lp.family = 0; - lp.prefixlen = 64; - lp.id = vl_data->vl_area_id; - lp.adv_router = vl_data->vl_peer; - - rn = route_node_lookup (ospf_snmp_vl_table, (struct prefix *) &lp); - if (! rn) - return 0; - rn->info = NULL; - route_unlock_node (rn); - route_unlock_node (rn); - return 0; + struct prefix_ls lp; + struct route_node *rn; + + memset(&lp, 0, sizeof(struct prefix_ls)); + lp.family = 0; + lp.prefixlen = 64; + lp.id = vl_data->vl_area_id; + lp.adv_router = vl_data->vl_peer; + + rn = route_node_lookup(ospf_snmp_vl_table, (struct prefix *)&lp); + if (!rn) + return 0; + rn->info = NULL; + route_unlock_node(rn); + route_unlock_node(rn); + return 0; } -static struct ospf_vl_data * -ospf_snmp_vl_lookup (struct in_addr *area_id, struct in_addr *neighbor) +static struct ospf_vl_data *ospf_snmp_vl_lookup(struct in_addr *area_id, + struct in_addr *neighbor) { - struct prefix_ls lp; - struct route_node *rn; - struct ospf_vl_data *vl_data; - - memset (&lp, 0, sizeof (struct prefix_ls)); - lp.family = 0; - lp.prefixlen = 64; - lp.id = *area_id; - lp.adv_router = *neighbor; - - rn = route_node_lookup (ospf_snmp_vl_table, (struct prefix *) &lp); - if (rn) - { - vl_data = rn->info; - route_unlock_node (rn); - return vl_data; - } - return NULL; + struct prefix_ls lp; + struct route_node *rn; + struct ospf_vl_data *vl_data; + + memset(&lp, 0, sizeof(struct prefix_ls)); + lp.family = 0; + lp.prefixlen = 64; + lp.id = *area_id; + lp.adv_router = *neighbor; + + rn = route_node_lookup(ospf_snmp_vl_table, (struct prefix *)&lp); + if (rn) { + vl_data = rn->info; + route_unlock_node(rn); + return vl_data; + } + return NULL; } -static struct ospf_vl_data * -ospf_snmp_vl_lookup_next (struct in_addr *area_id, struct in_addr *neighbor, - int first) +static struct ospf_vl_data *ospf_snmp_vl_lookup_next(struct in_addr *area_id, + struct in_addr *neighbor, + int first) { - struct prefix_ls lp; - struct route_node *rn; - struct ospf_vl_data *vl_data; - - memset (&lp, 0, sizeof (struct prefix_ls)); - lp.family = 0; - lp.prefixlen = 64; - lp.id = *area_id; - lp.adv_router = *neighbor; - - if (first) - rn = route_top (ospf_snmp_vl_table); - else - { - rn = route_node_get (ospf_snmp_vl_table, (struct prefix *) &lp); - rn = route_next (rn); - } - - for (; rn; rn = route_next (rn)) - if (rn->info) - break; - - if (rn && rn->info) - { - vl_data = rn->info; - *area_id = vl_data->vl_area_id; - *neighbor = vl_data->vl_peer; - route_unlock_node (rn); - return vl_data; - } - return NULL; -} + struct prefix_ls lp; + struct route_node *rn; + struct ospf_vl_data *vl_data; + + memset(&lp, 0, sizeof(struct prefix_ls)); + lp.family = 0; + lp.prefixlen = 64; + lp.id = *area_id; + lp.adv_router = *neighbor; + + if (first) + rn = route_top(ospf_snmp_vl_table); + else { + rn = route_node_get(ospf_snmp_vl_table, (struct prefix *)&lp); + rn = route_next(rn); + } -static struct ospf_vl_data * -ospfVirtIfLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *area_id, struct in_addr *neighbor, int exact) -{ - int first; - unsigned int len; - struct ospf_vl_data *vl_data; + for (; rn; rn = route_next(rn)) + if (rn->info) + break; - if (exact) - { - if (*length != v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE) + if (rn && rn->info) { + vl_data = rn->info; + *area_id = vl_data->vl_area_id; + *neighbor = vl_data->vl_peer; + route_unlock_node(rn); + return vl_data; + } return NULL; +} - oid2in_addr (name + v->namelen, IN_ADDR_SIZE, area_id); - oid2in_addr (name + v->namelen + IN_ADDR_SIZE, IN_ADDR_SIZE, neighbor); - - return ospf_snmp_vl_lookup (area_id, neighbor); - } - else - { - first = 0; - - len = *length - v->namelen; - if (len <= 0) - first = 1; - if (len > IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - oid2in_addr (name + v->namelen, len, area_id); - - len = *length - v->namelen - IN_ADDR_SIZE; - if (len > IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - oid2in_addr (name + v->namelen + IN_ADDR_SIZE, len, neighbor); - - vl_data = ospf_snmp_vl_lookup_next (area_id, neighbor, first); - - if (vl_data) - { - *length = v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE; - oid_copy_addr (name + v->namelen, area_id, IN_ADDR_SIZE); - oid_copy_addr (name + v->namelen + IN_ADDR_SIZE, neighbor, - IN_ADDR_SIZE); - return vl_data; +static struct ospf_vl_data * +ospfVirtIfLookup(struct variable *v, oid *name, size_t *length, + struct in_addr *area_id, struct in_addr *neighbor, int exact) +{ + int first; + unsigned int len; + struct ospf_vl_data *vl_data; + + if (exact) { + if (*length != v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE) + return NULL; + + oid2in_addr(name + v->namelen, IN_ADDR_SIZE, area_id); + oid2in_addr(name + v->namelen + IN_ADDR_SIZE, IN_ADDR_SIZE, + neighbor); + + return ospf_snmp_vl_lookup(area_id, neighbor); + } else { + first = 0; + + len = *length - v->namelen; + if (len <= 0) + first = 1; + if (len > IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + oid2in_addr(name + v->namelen, len, area_id); + + len = *length - v->namelen - IN_ADDR_SIZE; + if (len > IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + oid2in_addr(name + v->namelen + IN_ADDR_SIZE, len, neighbor); + + vl_data = ospf_snmp_vl_lookup_next(area_id, neighbor, first); + + if (vl_data) { + *length = v->namelen + IN_ADDR_SIZE + IN_ADDR_SIZE; + oid_copy_addr(name + v->namelen, area_id, IN_ADDR_SIZE); + oid_copy_addr(name + v->namelen + IN_ADDR_SIZE, + neighbor, IN_ADDR_SIZE); + return vl_data; + } } - } - return NULL; + return NULL; } -static u_char * -ospfVirtIfEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfVirtIfEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_vl_data *vl_data; - struct ospf_interface *oi; - struct in_addr area_id; - struct in_addr neighbor; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - memset (&area_id, 0, sizeof (struct in_addr)); - memset (&neighbor, 0, sizeof (struct in_addr)); - - vl_data = ospfVirtIfLookup (v, name, length, &area_id, &neighbor, exact); - if (! vl_data) - return NULL; - oi = vl_data->vl_oi; - if (! oi) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFVIRTIFAREAID: - return SNMP_IPADDRESS (area_id); - break; - case OSPFVIRTIFNEIGHBOR: - return SNMP_IPADDRESS (neighbor); - break; - case OSPFVIRTIFTRANSITDELAY: - return SNMP_INTEGER (OSPF_IF_PARAM (oi, transmit_delay)); - break; - case OSPFVIRTIFRETRANSINTERVAL: - return SNMP_INTEGER (OSPF_IF_PARAM (oi, retransmit_interval)); - break; - case OSPFVIRTIFHELLOINTERVAL: - return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_hello)); - break; - case OSPFVIRTIFRTRDEADINTERVAL: - return SNMP_INTEGER (OSPF_IF_PARAM (oi, v_wait)); - break; - case OSPFVIRTIFSTATE: - return SNMP_INTEGER (oi->state); - break; - case OSPFVIRTIFEVENTS: - return SNMP_INTEGER (oi->state_change); - break; - case OSPFVIRTIFAUTHKEY: - *var_len = 0; - return (u_char *) OSPF_IF_PARAM (oi, auth_simple); - break; - case OSPFVIRTIFSTATUS: - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFVIRTIFAUTHTYPE: - if (oi->area) - return SNMP_INTEGER (oi->area->auth_type); - else - return SNMP_INTEGER (0); - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_vl_data *vl_data; + struct ospf_interface *oi; + struct in_addr area_id; + struct in_addr neighbor; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + memset(&area_id, 0, sizeof(struct in_addr)); + memset(&neighbor, 0, sizeof(struct in_addr)); + + vl_data = ospfVirtIfLookup(v, name, length, &area_id, &neighbor, exact); + if (!vl_data) + return NULL; + oi = vl_data->vl_oi; + if (!oi) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFVIRTIFAREAID: + return SNMP_IPADDRESS(area_id); + break; + case OSPFVIRTIFNEIGHBOR: + return SNMP_IPADDRESS(neighbor); + break; + case OSPFVIRTIFTRANSITDELAY: + return SNMP_INTEGER(OSPF_IF_PARAM(oi, transmit_delay)); + break; + case OSPFVIRTIFRETRANSINTERVAL: + return SNMP_INTEGER(OSPF_IF_PARAM(oi, retransmit_interval)); + break; + case OSPFVIRTIFHELLOINTERVAL: + return SNMP_INTEGER(OSPF_IF_PARAM(oi, v_hello)); + break; + case OSPFVIRTIFRTRDEADINTERVAL: + return SNMP_INTEGER(OSPF_IF_PARAM(oi, v_wait)); + break; + case OSPFVIRTIFSTATE: + return SNMP_INTEGER(oi->state); + break; + case OSPFVIRTIFEVENTS: + return SNMP_INTEGER(oi->state_change); + break; + case OSPFVIRTIFAUTHKEY: + *var_len = 0; + return (u_char *)OSPF_IF_PARAM(oi, auth_simple); + break; + case OSPFVIRTIFSTATUS: + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFVIRTIFAUTHTYPE: + if (oi->area) + return SNMP_INTEGER(oi->area->auth_type); + else + return SNMP_INTEGER(0); + break; + default: + return NULL; + break; + } + return NULL; } -static struct ospf_neighbor * -ospf_snmp_nbr_lookup (struct ospf *ospf, struct in_addr *nbr_addr, - ifindex_t *ifindex) +static struct ospf_neighbor *ospf_snmp_nbr_lookup(struct ospf *ospf, + struct in_addr *nbr_addr, + ifindex_t *ifindex) { - struct listnode *node, *nnode; - struct ospf_interface *oi; - struct ospf_neighbor *nbr; - struct route_node *rn; - - for (ALL_LIST_ELEMENTS (ospf->oiflist, node, nnode, oi)) - { - for (rn = route_top (oi->nbrs); rn; rn = route_next (rn)) - if ((nbr = rn->info) != NULL - && nbr != oi->nbr_self -/* If EXACT match is needed, provide ALL entry found - && nbr->state != NSM_Down - */ - && nbr->src.s_addr != 0) - { - if (IPV4_ADDR_SAME (&nbr->src, nbr_addr)) - { - route_unlock_node (rn); - return nbr; - } - } - } - return NULL; + struct listnode *node, *nnode; + struct ospf_interface *oi; + struct ospf_neighbor *nbr; + struct route_node *rn; + + for (ALL_LIST_ELEMENTS(ospf->oiflist, node, nnode, oi)) { + for (rn = route_top(oi->nbrs); rn; rn = route_next(rn)) + if ((nbr = rn->info) != NULL && nbr != oi->nbr_self + /* If EXACT match is needed, provide ALL entry found + && nbr->state != NSM_Down + */ + && nbr->src.s_addr != 0) { + if (IPV4_ADDR_SAME(&nbr->src, nbr_addr)) { + route_unlock_node(rn); + return nbr; + } + } + } + return NULL; } -static struct ospf_neighbor * -ospf_snmp_nbr_lookup_next (struct in_addr *nbr_addr, ifindex_t *ifindex, - int first) +static struct ospf_neighbor *ospf_snmp_nbr_lookup_next(struct in_addr *nbr_addr, + ifindex_t *ifindex, + int first) { - struct listnode *nn; - struct ospf_interface *oi; - struct ospf_neighbor *nbr; - struct route_node *rn; - struct ospf_neighbor *min = NULL; - struct ospf *ospf = ospf; - - ospf = ospf_lookup (); - - for (ALL_LIST_ELEMENTS_RO (ospf->oiflist, nn, oi)) - { - for (rn = route_top (oi->nbrs); rn; rn = route_next (rn)) - if ((nbr = rn->info) != NULL - && nbr != oi->nbr_self - && nbr->state != NSM_Down - && nbr->src.s_addr != 0) - { - if (first) - { - if (! min) - min = nbr; - else if (ntohl (nbr->src.s_addr) < ntohl (min->src.s_addr)) - min = nbr; - } - else if (ntohl (nbr->src.s_addr) > ntohl (nbr_addr->s_addr)) - { - if (! min) - min = nbr; - else if (ntohl (nbr->src.s_addr) < ntohl (min->src.s_addr)) - min = nbr; - } - } - } - if (min) - { - *nbr_addr = min->src; - *ifindex = 0; - return min; - } - return NULL; + struct listnode *nn; + struct ospf_interface *oi; + struct ospf_neighbor *nbr; + struct route_node *rn; + struct ospf_neighbor *min = NULL; + struct ospf *ospf = ospf; + + ospf = ospf_lookup(); + + for (ALL_LIST_ELEMENTS_RO(ospf->oiflist, nn, oi)) { + for (rn = route_top(oi->nbrs); rn; rn = route_next(rn)) + if ((nbr = rn->info) != NULL && nbr != oi->nbr_self + && nbr->state != NSM_Down && nbr->src.s_addr != 0) { + if (first) { + if (!min) + min = nbr; + else if (ntohl(nbr->src.s_addr) + < ntohl(min->src.s_addr)) + min = nbr; + } else if (ntohl(nbr->src.s_addr) + > ntohl(nbr_addr->s_addr)) { + if (!min) + min = nbr; + else if (ntohl(nbr->src.s_addr) + < ntohl(min->src.s_addr)) + min = nbr; + } + } + } + if (min) { + *nbr_addr = min->src; + *ifindex = 0; + return min; + } + return NULL; } -static struct ospf_neighbor * -ospfNbrLookup (struct variable *v, oid *name, size_t *length, - struct in_addr *nbr_addr, ifindex_t *ifindex, int exact) +static struct ospf_neighbor *ospfNbrLookup(struct variable *v, oid *name, + size_t *length, + struct in_addr *nbr_addr, + ifindex_t *ifindex, int exact) { - unsigned int len; - int first; - struct ospf_neighbor *nbr; - struct ospf *ospf; + unsigned int len; + int first; + struct ospf_neighbor *nbr; + struct ospf *ospf; - ospf = ospf_lookup (); + ospf = ospf_lookup(); - if (! ospf) - return NULL; + if (!ospf) + return NULL; - if (exact) - { - if (*length != v->namelen + IN_ADDR_SIZE + 1) - return NULL; + if (exact) { + if (*length != v->namelen + IN_ADDR_SIZE + 1) + return NULL; - oid2in_addr (name + v->namelen, IN_ADDR_SIZE, nbr_addr); - *ifindex = name[v->namelen + IN_ADDR_SIZE]; + oid2in_addr(name + v->namelen, IN_ADDR_SIZE, nbr_addr); + *ifindex = name[v->namelen + IN_ADDR_SIZE]; - return ospf_snmp_nbr_lookup (ospf, nbr_addr, ifindex); - } - else - { - first = 0; - len = *length - v->namelen; + return ospf_snmp_nbr_lookup(ospf, nbr_addr, ifindex); + } else { + first = 0; + len = *length - v->namelen; - if (len <= 0) - first = 1; + if (len <= 0) + first = 1; - if (len > IN_ADDR_SIZE) - len = IN_ADDR_SIZE; + if (len > IN_ADDR_SIZE) + len = IN_ADDR_SIZE; - oid2in_addr (name + v->namelen, len, nbr_addr); + oid2in_addr(name + v->namelen, len, nbr_addr); - len = *length - v->namelen - IN_ADDR_SIZE; - if (len >= 1) - *ifindex = name[v->namelen + IN_ADDR_SIZE]; - - nbr = ospf_snmp_nbr_lookup_next (nbr_addr, ifindex, first); + len = *length - v->namelen - IN_ADDR_SIZE; + if (len >= 1) + *ifindex = name[v->namelen + IN_ADDR_SIZE]; - if (nbr) - { - *length = v->namelen + IN_ADDR_SIZE + 1; - oid_copy_addr (name + v->namelen, nbr_addr, IN_ADDR_SIZE); - name[v->namelen + IN_ADDR_SIZE] = *ifindex; - return nbr; + nbr = ospf_snmp_nbr_lookup_next(nbr_addr, ifindex, first); + + if (nbr) { + *length = v->namelen + IN_ADDR_SIZE + 1; + oid_copy_addr(name + v->namelen, nbr_addr, + IN_ADDR_SIZE); + name[v->namelen + IN_ADDR_SIZE] = *ifindex; + return nbr; + } } - } - return NULL; + return NULL; } /* map internal quagga neighbor states to official MIB values: ospfNbrState OBJECT-TYPE - SYNTAX INTEGER { - down (1), - attempt (2), - init (3), - twoWay (4), - exchangeStart (5), - exchange (6), - loading (7), - full (8) - } + SYNTAX INTEGER { + down (1), + attempt (2), + init (3), + twoWay (4), + exchangeStart (5), + exchange (6), + loading (7), + full (8) + } */ -static int32_t -ospf_snmp_neighbor_state(u_char nst) +static int32_t ospf_snmp_neighbor_state(u_char nst) { - switch (nst) - { - case NSM_Attempt: - return 2; - case NSM_Init: - return 3; - case NSM_TwoWay: - return 4; - case NSM_ExStart: - return 5; - case NSM_Exchange: - return 6; - case NSM_Loading: - return 7; - case NSM_Full: - return 8; - default: - return 1; /* down */ - } + switch (nst) { + case NSM_Attempt: + return 2; + case NSM_Init: + return 3; + case NSM_TwoWay: + return 4; + case NSM_ExStart: + return 5; + case NSM_Exchange: + return 6; + case NSM_Loading: + return 7; + case NSM_Full: + return 8; + default: + return 1; /* down */ + } } -static u_char * -ospfNbrEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfNbrEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct in_addr nbr_addr; - ifindex_t ifindex; - struct ospf_neighbor *nbr; - struct ospf_interface *oi; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - memset (&nbr_addr, 0, sizeof (struct in_addr)); - ifindex = 0; - - nbr = ospfNbrLookup (v, name, length, &nbr_addr, &ifindex, exact); - if (! nbr) - return NULL; - oi = nbr->oi; - if (! oi) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFNBRIPADDR: - return SNMP_IPADDRESS (nbr_addr); - break; - case OSPFNBRADDRESSLESSINDEX: - return SNMP_INTEGER (ifindex); - break; - case OSPFNBRRTRID: - return SNMP_IPADDRESS (nbr->router_id); - break; - case OSPFNBROPTIONS: - return SNMP_INTEGER (oi->nbr_self->options); - break; - case OSPFNBRPRIORITY: - return SNMP_INTEGER (nbr->priority); - break; - case OSPFNBRSTATE: - return SNMP_INTEGER (ospf_snmp_neighbor_state(nbr->state)); - break; - case OSPFNBREVENTS: - return SNMP_INTEGER (nbr->state_change); - break; - case OSPFNBRLSRETRANSQLEN: - return SNMP_INTEGER (ospf_ls_retransmit_count (nbr)); - break; - case OSPFNBMANBRSTATUS: - return SNMP_INTEGER (SNMP_VALID); - break; - case OSPFNBMANBRPERMANENCE: - return SNMP_INTEGER (2); - break; - case OSPFNBRHELLOSUPPRESSED: - return SNMP_INTEGER (SNMP_FALSE); - break; - default: - return NULL; - break; - } - return NULL; + struct in_addr nbr_addr; + ifindex_t ifindex; + struct ospf_neighbor *nbr; + struct ospf_interface *oi; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + memset(&nbr_addr, 0, sizeof(struct in_addr)); + ifindex = 0; + + nbr = ospfNbrLookup(v, name, length, &nbr_addr, &ifindex, exact); + if (!nbr) + return NULL; + oi = nbr->oi; + if (!oi) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFNBRIPADDR: + return SNMP_IPADDRESS(nbr_addr); + break; + case OSPFNBRADDRESSLESSINDEX: + return SNMP_INTEGER(ifindex); + break; + case OSPFNBRRTRID: + return SNMP_IPADDRESS(nbr->router_id); + break; + case OSPFNBROPTIONS: + return SNMP_INTEGER(oi->nbr_self->options); + break; + case OSPFNBRPRIORITY: + return SNMP_INTEGER(nbr->priority); + break; + case OSPFNBRSTATE: + return SNMP_INTEGER(ospf_snmp_neighbor_state(nbr->state)); + break; + case OSPFNBREVENTS: + return SNMP_INTEGER(nbr->state_change); + break; + case OSPFNBRLSRETRANSQLEN: + return SNMP_INTEGER(ospf_ls_retransmit_count(nbr)); + break; + case OSPFNBMANBRSTATUS: + return SNMP_INTEGER(SNMP_VALID); + break; + case OSPFNBMANBRPERMANENCE: + return SNMP_INTEGER(2); + break; + case OSPFNBRHELLOSUPPRESSED: + return SNMP_INTEGER(SNMP_FALSE); + break; + default: + return NULL; + break; + } + return NULL; } -static u_char * -ospfVirtNbrEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfVirtNbrEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_vl_data *vl_data; - struct in_addr area_id; - struct in_addr neighbor; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - memset (&area_id, 0, sizeof (struct in_addr)); - memset (&neighbor, 0, sizeof (struct in_addr)); - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - vl_data = ospfVirtIfLookup (v, name, length, &area_id, &neighbor, exact); - if (! vl_data) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFVIRTNBRAREA: - return (u_char *) NULL; - break; - case OSPFVIRTNBRRTRID: - return (u_char *) NULL; - break; - case OSPFVIRTNBRIPADDR: - return (u_char *) NULL; - break; - case OSPFVIRTNBROPTIONS: - return (u_char *) NULL; - break; - case OSPFVIRTNBRSTATE: - return (u_char *) NULL; - break; - case OSPFVIRTNBREVENTS: - return (u_char *) NULL; - break; - case OSPFVIRTNBRLSRETRANSQLEN: - return (u_char *) NULL; - break; - case OSPFVIRTNBRHELLOSUPPRESSED: - return (u_char *) NULL; - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_vl_data *vl_data; + struct in_addr area_id; + struct in_addr neighbor; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + memset(&area_id, 0, sizeof(struct in_addr)); + memset(&neighbor, 0, sizeof(struct in_addr)); + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + vl_data = ospfVirtIfLookup(v, name, length, &area_id, &neighbor, exact); + if (!vl_data) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFVIRTNBRAREA: + return (u_char *)NULL; + break; + case OSPFVIRTNBRRTRID: + return (u_char *)NULL; + break; + case OSPFVIRTNBRIPADDR: + return (u_char *)NULL; + break; + case OSPFVIRTNBROPTIONS: + return (u_char *)NULL; + break; + case OSPFVIRTNBRSTATE: + return (u_char *)NULL; + break; + case OSPFVIRTNBREVENTS: + return (u_char *)NULL; + break; + case OSPFVIRTNBRLSRETRANSQLEN: + return (u_char *)NULL; + break; + case OSPFVIRTNBRHELLOSUPPRESSED: + return (u_char *)NULL; + break; + default: + return NULL; + break; + } + return NULL; } -static struct ospf_lsa * -ospfExtLsdbLookup (struct variable *v, oid *name, size_t *length, u_char *type, - struct in_addr *ls_id, struct in_addr *router_id, int exact) +static struct ospf_lsa *ospfExtLsdbLookup(struct variable *v, oid *name, + size_t *length, u_char *type, + struct in_addr *ls_id, + struct in_addr *router_id, int exact) { - int first; - oid *offset; - int offsetlen; - u_char lsa_type; - unsigned int len; - struct ospf_lsa *lsa; - struct ospf *ospf; - - ospf = ospf_lookup (); - if (exact) - { - if (*length != v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) - return NULL; - - offset = name + v->namelen; - - /* Make it sure given value match to type. */ - lsa_type = *offset; - offset++; - - if (lsa_type != *type) - return NULL; - - /* LS ID. */ - oid2in_addr (offset, IN_ADDR_SIZE, ls_id); - offset += IN_ADDR_SIZE; - - /* Router ID. */ - oid2in_addr (offset, IN_ADDR_SIZE, router_id); - - return ospf_lsdb_lookup_by_id (ospf->lsdb, *type, *ls_id, *router_id); - } - else - { - /* Get variable length. */ - first = 0; - offset = name + v->namelen; - offsetlen = *length - v->namelen; - - /* LSA type value. */ - lsa_type = *offset; - offset++; - offsetlen--; - - if (offsetlen <= 0 || lsa_type < OSPF_AS_EXTERNAL_LSA) - first = 1; - - /* LS ID. */ - len = offsetlen; - if (len > IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, ls_id); - - offset += IN_ADDR_SIZE; - offsetlen -= IN_ADDR_SIZE; - - /* Router ID. */ - len = offsetlen; - if (len > IN_ADDR_SIZE) - len = IN_ADDR_SIZE; - - oid2in_addr (offset, len, router_id); - - lsa = ospf_lsdb_lookup_by_id_next (ospf->lsdb, *type, *ls_id, - *router_id, first); - - if (lsa) - { - /* Fill in length. */ - *length = v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE; - - /* Fill in value. */ - offset = name + v->namelen; - - *offset = OSPF_AS_EXTERNAL_LSA; - offset++; - oid_copy_addr (offset, &lsa->data->id, IN_ADDR_SIZE); - offset += IN_ADDR_SIZE; - oid_copy_addr (offset, &lsa->data->adv_router, IN_ADDR_SIZE); - - return lsa; + int first; + oid *offset; + int offsetlen; + u_char lsa_type; + unsigned int len; + struct ospf_lsa *lsa; + struct ospf *ospf; + + ospf = ospf_lookup(); + if (exact) { + if (*length != v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE) + return NULL; + + offset = name + v->namelen; + + /* Make it sure given value match to type. */ + lsa_type = *offset; + offset++; + + if (lsa_type != *type) + return NULL; + + /* LS ID. */ + oid2in_addr(offset, IN_ADDR_SIZE, ls_id); + offset += IN_ADDR_SIZE; + + /* Router ID. */ + oid2in_addr(offset, IN_ADDR_SIZE, router_id); + + return ospf_lsdb_lookup_by_id(ospf->lsdb, *type, *ls_id, + *router_id); + } else { + /* Get variable length. */ + first = 0; + offset = name + v->namelen; + offsetlen = *length - v->namelen; + + /* LSA type value. */ + lsa_type = *offset; + offset++; + offsetlen--; + + if (offsetlen <= 0 || lsa_type < OSPF_AS_EXTERNAL_LSA) + first = 1; + + /* LS ID. */ + len = offsetlen; + if (len > IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, ls_id); + + offset += IN_ADDR_SIZE; + offsetlen -= IN_ADDR_SIZE; + + /* Router ID. */ + len = offsetlen; + if (len > IN_ADDR_SIZE) + len = IN_ADDR_SIZE; + + oid2in_addr(offset, len, router_id); + + lsa = ospf_lsdb_lookup_by_id_next(ospf->lsdb, *type, *ls_id, + *router_id, first); + + if (lsa) { + /* Fill in length. */ + *length = v->namelen + 1 + IN_ADDR_SIZE + IN_ADDR_SIZE; + + /* Fill in value. */ + offset = name + v->namelen; + + *offset = OSPF_AS_EXTERNAL_LSA; + offset++; + oid_copy_addr(offset, &lsa->data->id, IN_ADDR_SIZE); + offset += IN_ADDR_SIZE; + oid_copy_addr(offset, &lsa->data->adv_router, + IN_ADDR_SIZE); + + return lsa; + } } - } - return NULL; + return NULL; } -static u_char * -ospfExtLsdbEntry (struct variable *v, oid *name, size_t *length, int exact, - size_t *var_len, WriteMethod **write_method) +static u_char *ospfExtLsdbEntry(struct variable *v, oid *name, size_t *length, + int exact, size_t *var_len, + WriteMethod **write_method) { - struct ospf_lsa *lsa; - struct lsa_header *lsah; - u_char type; - struct in_addr ls_id; - struct in_addr router_id; - struct ospf *ospf; - - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - type = OSPF_AS_EXTERNAL_LSA; - memset (&ls_id, 0, sizeof (struct in_addr)); - memset (&router_id, 0, sizeof (struct in_addr)); - - /* Check OSPF instance. */ - ospf = ospf_lookup (); - if (ospf == NULL) - return NULL; - - lsa = ospfExtLsdbLookup (v, name, length, &type, &ls_id, &router_id, exact); - if (! lsa) - return NULL; - - lsah = lsa->data; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFEXTLSDBTYPE: - return SNMP_INTEGER (OSPF_AS_EXTERNAL_LSA); - break; - case OSPFEXTLSDBLSID: - return SNMP_IPADDRESS (lsah->id); - break; - case OSPFEXTLSDBROUTERID: - return SNMP_IPADDRESS (lsah->adv_router); - break; - case OSPFEXTLSDBSEQUENCE: - return SNMP_INTEGER (lsah->ls_seqnum); - break; - case OSPFEXTLSDBAGE: - return SNMP_INTEGER (lsah->ls_age); - break; - case OSPFEXTLSDBCHECKSUM: - return SNMP_INTEGER (lsah->checksum); - break; - case OSPFEXTLSDBADVERTISEMENT: - *var_len = ntohs (lsah->length); - return (u_char *) lsah; - break; - default: - return NULL; - break; - } - return NULL; + struct ospf_lsa *lsa; + struct lsa_header *lsah; + u_char type; + struct in_addr ls_id; + struct in_addr router_id; + struct ospf *ospf; + + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + type = OSPF_AS_EXTERNAL_LSA; + memset(&ls_id, 0, sizeof(struct in_addr)); + memset(&router_id, 0, sizeof(struct in_addr)); + + /* Check OSPF instance. */ + ospf = ospf_lookup(); + if (ospf == NULL) + return NULL; + + lsa = ospfExtLsdbLookup(v, name, length, &type, &ls_id, &router_id, + exact); + if (!lsa) + return NULL; + + lsah = lsa->data; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFEXTLSDBTYPE: + return SNMP_INTEGER(OSPF_AS_EXTERNAL_LSA); + break; + case OSPFEXTLSDBLSID: + return SNMP_IPADDRESS(lsah->id); + break; + case OSPFEXTLSDBROUTERID: + return SNMP_IPADDRESS(lsah->adv_router); + break; + case OSPFEXTLSDBSEQUENCE: + return SNMP_INTEGER(lsah->ls_seqnum); + break; + case OSPFEXTLSDBAGE: + return SNMP_INTEGER(lsah->ls_age); + break; + case OSPFEXTLSDBCHECKSUM: + return SNMP_INTEGER(lsah->checksum); + break; + case OSPFEXTLSDBADVERTISEMENT: + *var_len = ntohs(lsah->length); + return (u_char *)lsah; + break; + default: + return NULL; + break; + } + return NULL; } -static u_char * -ospfAreaAggregateEntry (struct variable *v, oid *name, size_t *length, - int exact, size_t *var_len, WriteMethod **write_method) +static u_char *ospfAreaAggregateEntry(struct variable *v, oid *name, + size_t *length, int exact, + size_t *var_len, + WriteMethod **write_method) { - if (smux_header_table(v, name, length, exact, var_len, write_method) - == MATCH_FAILED) - return NULL; - - /* Return the current value of the variable */ - switch (v->magic) - { - case OSPFAREAAGGREGATEAREAID: - return (u_char *) NULL; - break; - case OSPFAREAAGGREGATELSDBTYPE: - return (u_char *) NULL; - break; - case OSPFAREAAGGREGATENET: - return (u_char *) NULL; - break; - case OSPFAREAAGGREGATEMASK: - return (u_char *) NULL; - break; - case OSPFAREAAGGREGATESTATUS: - return (u_char *) NULL; - break; - case OSPFAREAAGGREGATEEFFECT: - return (u_char *) NULL; - break; - default: - return NULL; - break; - } - return NULL; + if (smux_header_table(v, name, length, exact, var_len, write_method) + == MATCH_FAILED) + return NULL; + + /* Return the current value of the variable */ + switch (v->magic) { + case OSPFAREAAGGREGATEAREAID: + return (u_char *)NULL; + break; + case OSPFAREAAGGREGATELSDBTYPE: + return (u_char *)NULL; + break; + case OSPFAREAAGGREGATENET: + return (u_char *)NULL; + break; + case OSPFAREAAGGREGATEMASK: + return (u_char *)NULL; + break; + case OSPFAREAAGGREGATESTATUS: + return (u_char *)NULL; + break; + case OSPFAREAAGGREGATEEFFECT: + return (u_char *)NULL; + break; + default: + return NULL; + break; + } + return NULL; } /* OSPF Traps. */ @@ -2627,188 +2561,165 @@ ospfAreaAggregateEntry (struct variable *v, oid *name, size_t *length, #define NBRSTATECHANGE 2 #define VIRTNBRSTATECHANGE 3 -static struct trap_object ospfNbrTrapList[] = -{ - {-2, {1, OSPFROUTERID}}, - {3, {10, 1, OSPFNBRIPADDR}}, - {3, {10, 1, OSPFNBRRTRID}}, - {3, {10, 1, OSPFNBRSTATE}} -}; +static struct trap_object ospfNbrTrapList[] = {{-2, {1, OSPFROUTERID}}, + {3, {10, 1, OSPFNBRIPADDR}}, + {3, {10, 1, OSPFNBRRTRID}}, + {3, {10, 1, OSPFNBRSTATE}}}; -static struct trap_object ospfVirtNbrTrapList[] = -{ - {-2, {1, 1}}, - {3, {11, 1, OSPFVIRTNBRAREA}}, - {3, {11, 1, OSPFVIRTNBRRTRID}}, - {3, {11, 1, OSPFVIRTNBRSTATE}} -}; +static struct trap_object ospfVirtNbrTrapList[] = { + {-2, {1, 1}}, + {3, {11, 1, OSPFVIRTNBRAREA}}, + {3, {11, 1, OSPFVIRTNBRRTRID}}, + {3, {11, 1, OSPFVIRTNBRSTATE}}}; -static struct trap_object ospfIfTrapList[] = -{ - {-2, {1, OSPFROUTERID}}, - {3, {7, 1, OSPFIFIPADDRESS}}, - {3, {7, 1, OSPFADDRESSLESSIF}}, - {3, {7, 1, OSPFIFSTATE}} -}; +static struct trap_object ospfIfTrapList[] = {{-2, {1, OSPFROUTERID}}, + {3, {7, 1, OSPFIFIPADDRESS}}, + {3, {7, 1, OSPFADDRESSLESSIF}}, + {3, {7, 1, OSPFIFSTATE}}}; -static struct trap_object ospfVirtIfTrapList[] = -{ - {-2, {1, OSPFROUTERID}}, - {3, {9, 1, OSPFVIRTIFAREAID}}, - {3, {9, 1, OSPFVIRTIFNEIGHBOR}}, - {3, {9, 1, OSPFVIRTIFSTATE}} -}; +static struct trap_object ospfVirtIfTrapList[] = { + {-2, {1, OSPFROUTERID}}, + {3, {9, 1, OSPFVIRTIFAREAID}}, + {3, {9, 1, OSPFVIRTIFNEIGHBOR}}, + {3, {9, 1, OSPFVIRTIFSTATE}}}; -static void -ospfTrapNbrStateChange (struct ospf_neighbor *on) +static void ospfTrapNbrStateChange(struct ospf_neighbor *on) { - oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; - char msgbuf[16]; - - ospf_nbr_state_message(on, msgbuf, sizeof(msgbuf)); - zlog_info("ospfTrapNbrStateChange trap sent: %s now %s", - inet_ntoa(on->address.u.prefix4), msgbuf); - - oid_copy_addr (index, &(on->address.u.prefix4), IN_ADDR_SIZE); - index[IN_ADDR_SIZE] = 0; - - smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), - ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), - ospf_oid, sizeof ospf_oid / sizeof (oid), - index, IN_ADDR_SIZE + 1, - ospfNbrTrapList, - sizeof ospfNbrTrapList / sizeof (struct trap_object), - NBRSTATECHANGE); + oid index[sizeof(oid) * (IN_ADDR_SIZE + 1)]; + char msgbuf[16]; + + ospf_nbr_state_message(on, msgbuf, sizeof(msgbuf)); + zlog_info("ospfTrapNbrStateChange trap sent: %s now %s", + inet_ntoa(on->address.u.prefix4), msgbuf); + + oid_copy_addr(index, &(on->address.u.prefix4), IN_ADDR_SIZE); + index[IN_ADDR_SIZE] = 0; + + smux_trap(ospf_variables, + sizeof ospf_variables / sizeof(struct variable), + ospf_trap_oid, sizeof ospf_trap_oid / sizeof(oid), ospf_oid, + sizeof ospf_oid / sizeof(oid), index, IN_ADDR_SIZE + 1, + ospfNbrTrapList, + sizeof ospfNbrTrapList / sizeof(struct trap_object), + NBRSTATECHANGE); } -static void -ospfTrapVirtNbrStateChange (struct ospf_neighbor *on) +static void ospfTrapVirtNbrStateChange(struct ospf_neighbor *on) { - oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; - - zlog_info("ospfTrapVirtNbrStateChange trap sent"); - - oid_copy_addr (index, &(on->address.u.prefix4), IN_ADDR_SIZE); - index[IN_ADDR_SIZE] = 0; - - smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), - ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), - ospf_oid, sizeof ospf_oid / sizeof (oid), - index, IN_ADDR_SIZE + 1, - ospfVirtNbrTrapList, - sizeof ospfVirtNbrTrapList / sizeof (struct trap_object), - VIRTNBRSTATECHANGE); + oid index[sizeof(oid) * (IN_ADDR_SIZE + 1)]; + + zlog_info("ospfTrapVirtNbrStateChange trap sent"); + + oid_copy_addr(index, &(on->address.u.prefix4), IN_ADDR_SIZE); + index[IN_ADDR_SIZE] = 0; + + smux_trap(ospf_variables, + sizeof ospf_variables / sizeof(struct variable), + ospf_trap_oid, sizeof ospf_trap_oid / sizeof(oid), ospf_oid, + sizeof ospf_oid / sizeof(oid), index, IN_ADDR_SIZE + 1, + ospfVirtNbrTrapList, + sizeof ospfVirtNbrTrapList / sizeof(struct trap_object), + VIRTNBRSTATECHANGE); } -static int -ospf_snmp_nsm_change (struct ospf_neighbor *nbr, - int next_state, int old_state) +static int ospf_snmp_nsm_change(struct ospf_neighbor *nbr, int next_state, + int old_state) { - /* Terminal state or regression */ - if ((next_state == NSM_Full) - || (next_state == NSM_TwoWay) - || (next_state < old_state)) - { - /* ospfVirtNbrStateChange */ - if (nbr->oi->type == OSPF_IFTYPE_VIRTUALLINK) - ospfTrapVirtNbrStateChange(nbr); - /* ospfNbrStateChange trap */ - else - /* To/From FULL, only managed by DR */ - if (((next_state != NSM_Full) && (nbr->state != NSM_Full)) - || (nbr->oi->state == ISM_DR)) - ospfTrapNbrStateChange(nbr); - } - return 0; + /* Terminal state or regression */ + if ((next_state == NSM_Full) || (next_state == NSM_TwoWay) + || (next_state < old_state)) { + /* ospfVirtNbrStateChange */ + if (nbr->oi->type == OSPF_IFTYPE_VIRTUALLINK) + ospfTrapVirtNbrStateChange(nbr); + /* ospfNbrStateChange trap */ + else + /* To/From FULL, only managed by DR */ + if (((next_state != NSM_Full) + && (nbr->state != NSM_Full)) + || (nbr->oi->state == ISM_DR)) + ospfTrapNbrStateChange(nbr); + } + return 0; } -static void -ospfTrapIfStateChange (struct ospf_interface *oi) +static void ospfTrapIfStateChange(struct ospf_interface *oi) { - oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; - - zlog_info("ospfTrapIfStateChange trap sent: %s now %s", - inet_ntoa(oi->address->u.prefix4), - lookup_msg(ospf_ism_state_msg, oi->state, NULL)); - - oid_copy_addr (index, &(oi->address->u.prefix4), IN_ADDR_SIZE); - index[IN_ADDR_SIZE] = 0; - - smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), - ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), - ospf_oid, sizeof ospf_oid / sizeof (oid), - index, IN_ADDR_SIZE + 1, - ospfIfTrapList, - sizeof ospfIfTrapList / sizeof (struct trap_object), - IFSTATECHANGE); + oid index[sizeof(oid) * (IN_ADDR_SIZE + 1)]; + + zlog_info("ospfTrapIfStateChange trap sent: %s now %s", + inet_ntoa(oi->address->u.prefix4), + lookup_msg(ospf_ism_state_msg, oi->state, NULL)); + + oid_copy_addr(index, &(oi->address->u.prefix4), IN_ADDR_SIZE); + index[IN_ADDR_SIZE] = 0; + + smux_trap(ospf_variables, + sizeof ospf_variables / sizeof(struct variable), + ospf_trap_oid, sizeof ospf_trap_oid / sizeof(oid), ospf_oid, + sizeof ospf_oid / sizeof(oid), index, IN_ADDR_SIZE + 1, + ospfIfTrapList, + sizeof ospfIfTrapList / sizeof(struct trap_object), + IFSTATECHANGE); } -static void -ospfTrapVirtIfStateChange (struct ospf_interface *oi) +static void ospfTrapVirtIfStateChange(struct ospf_interface *oi) { - oid index[sizeof (oid) * (IN_ADDR_SIZE + 1)]; - - zlog_info("ospfTrapVirtIfStateChange trap sent"); - - oid_copy_addr (index, &(oi->address->u.prefix4), IN_ADDR_SIZE); - index[IN_ADDR_SIZE] = 0; - - smux_trap (ospf_variables, sizeof ospf_variables / sizeof (struct variable), - ospf_trap_oid, sizeof ospf_trap_oid / sizeof (oid), - ospf_oid, sizeof ospf_oid / sizeof (oid), - index, IN_ADDR_SIZE + 1, - ospfVirtIfTrapList, - sizeof ospfVirtIfTrapList / sizeof (struct trap_object), - VIRTIFSTATECHANGE); + oid index[sizeof(oid) * (IN_ADDR_SIZE + 1)]; + + zlog_info("ospfTrapVirtIfStateChange trap sent"); + + oid_copy_addr(index, &(oi->address->u.prefix4), IN_ADDR_SIZE); + index[IN_ADDR_SIZE] = 0; + + smux_trap(ospf_variables, + sizeof ospf_variables / sizeof(struct variable), + ospf_trap_oid, sizeof ospf_trap_oid / sizeof(oid), ospf_oid, + sizeof ospf_oid / sizeof(oid), index, IN_ADDR_SIZE + 1, + ospfVirtIfTrapList, + sizeof ospfVirtIfTrapList / sizeof(struct trap_object), + VIRTIFSTATECHANGE); } -static int -ospf_snmp_ism_change (struct ospf_interface *oi, - int state, int old_state) +static int ospf_snmp_ism_change(struct ospf_interface *oi, int state, + int old_state) { - /* Terminal state or regression */ - if ((state == ISM_DR) || (state == ISM_Backup) || (state == ISM_DROther) || - (state == ISM_PointToPoint) || (state < old_state)) - { - /* ospfVirtIfStateChange */ - if (oi->type == OSPF_IFTYPE_VIRTUALLINK) - ospfTrapVirtIfStateChange (oi); - /* ospfIfStateChange */ - else - ospfTrapIfStateChange (oi); - } - return 0; + /* Terminal state or regression */ + if ((state == ISM_DR) || (state == ISM_Backup) || (state == ISM_DROther) + || (state == ISM_PointToPoint) || (state < old_state)) { + /* ospfVirtIfStateChange */ + if (oi->type == OSPF_IFTYPE_VIRTUALLINK) + ospfTrapVirtIfStateChange(oi); + /* ospfIfStateChange */ + else + ospfTrapIfStateChange(oi); + } + return 0; } /* Register OSPF2-MIB. */ -static int -ospf_snmp_init (struct thread_master *tm) +static int ospf_snmp_init(struct thread_master *tm) { - ospf_snmp_iflist = list_new (); - ospf_snmp_vl_table = route_table_init (); - smux_init (tm); - REGISTER_MIB("mibII/ospf", ospf_variables, variable, ospf_oid); - return 0; + ospf_snmp_iflist = list_new(); + ospf_snmp_vl_table = route_table_init(); + smux_init(tm); + REGISTER_MIB("mibII/ospf", ospf_variables, variable, ospf_oid); + return 0; } -static int -ospf_snmp_module_init (void) +static int ospf_snmp_module_init(void) { - hook_register(ospf_if_update, ospf_snmp_if_update); - hook_register(ospf_if_delete, ospf_snmp_if_delete); - hook_register(ospf_vl_add, ospf_snmp_vl_add); - hook_register(ospf_vl_delete, ospf_snmp_vl_delete); - hook_register(ospf_ism_change, ospf_snmp_ism_change); - hook_register(ospf_nsm_change, ospf_snmp_nsm_change); - - hook_register(frr_late_init, ospf_snmp_init); - return 0; + hook_register(ospf_if_update, ospf_snmp_if_update); + hook_register(ospf_if_delete, ospf_snmp_if_delete); + hook_register(ospf_vl_add, ospf_snmp_vl_add); + hook_register(ospf_vl_delete, ospf_snmp_vl_delete); + hook_register(ospf_ism_change, ospf_snmp_ism_change); + hook_register(ospf_nsm_change, ospf_snmp_nsm_change); + + hook_register(frr_late_init, ospf_snmp_init); + return 0; } -FRR_MODULE_SETUP( - .name = "ospfd_snmp", - .version = FRR_VERSION, - .description = "ospfd AgentX SNMP module", - .init = ospf_snmp_module_init, -) +FRR_MODULE_SETUP(.name = "ospfd_snmp", .version = FRR_VERSION, + .description = "ospfd AgentX SNMP module", + .init = ospf_snmp_module_init, ) |