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| author | Manoj Naragund <mnaragund@vmware.com> | 2022-11-21 12:35:01 +0100 |
|---|---|---|
| committer | Manoj Naragund <mnaragund@vmware.com> | 2023-01-20 06:03:03 +0100 |
| commit | ee09fbc0a57dcf323223e669db5e30b7e49bdded (patch) | |
| tree | e717b2e8f29df4e5bbad3697b2cad87e32d184b3 /ospfd/ospf_lsa.h | |
| parent | ospfd: CLI changes to enable/disable OSPFv2 Flood reduction. (diff) | |
| download | frr-ee09fbc0a57dcf323223e669db5e30b7e49bdded.tar.xz frr-ee09fbc0a57dcf323223e669db5e30b7e49bdded.zip | |
ospfd: ospf hello changes.
Description:
The changes involve setting DC bit on ospf hellos and
addition of new DO_NOT_AGE flag.
Signed-off-by: Manoj Naragund <mnaragund@vmware.com>
Diffstat (limited to 'ospfd/ospf_lsa.h')
| -rw-r--r-- | ospfd/ospf_lsa.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/ospfd/ospf_lsa.h b/ospfd/ospf_lsa.h index 1caf8047e..a5397b5fd 100644 --- a/ospfd/ospf_lsa.h +++ b/ospfd/ospf_lsa.h @@ -60,6 +60,7 @@ /* OSPF LSA header. */ struct lsa_header { uint16_t ls_age; +#define DO_NOT_AGE 0x8000 uint8_t options; uint8_t type; struct in_addr id; @@ -233,6 +234,9 @@ enum lsid_status { LSID_AVAILABLE = 0, LSID_CHANGE, LSID_NOT_AVAILABLE }; || (type == OSPF_SUMMARY_LSA) || (type == OSPF_ASBR_SUMMARY_LSA) \ || (type == OSPF_AS_EXTERNAL_LSA) || (type == OSPF_AS_NSSA_LSA)) +#define OSPF_FR_CONFIG(o, a) \ + (o->fr_configured || ((a != NULL) ? a->fr_info.configured : 0)) + /* Prototypes. */ /* XXX: Eek, time functions, similar are in lib/thread.c */ extern struct timeval int2tv(int); @@ -358,4 +362,24 @@ extern void ospf_check_and_gen_init_seq_lsa(struct ospf_interface *oi, extern void ospf_flush_lsa_from_area(struct ospf *ospf, struct in_addr area_id, int type); extern void ospf_maxage_lsa_remover(struct thread *thread); +extern bool ospf_check_dna_lsa(const struct ospf_lsa *lsa); +extern void ospf_refresh_area_self_lsas(struct ospf_area *area); + +/** @brief Check if the LSA is an indication LSA. + * @param lsa pointer. + * @return true or false based on lsa info. + */ +static inline bool ospf_check_indication_lsa(struct ospf_lsa *lsa) +{ + struct summary_lsa *sl = NULL; + + if (lsa->data->type == OSPF_ASBR_SUMMARY_LSA) { + sl = (struct summary_lsa *)lsa->data; + if ((GET_METRIC(sl->metric) == OSPF_LS_INFINITY) && + !CHECK_FLAG(lsa->data->options, OSPF_OPTION_DC)) + return true; + } + + return false; +} #endif /* _ZEBRA_OSPF_LSA_H */ |