diff options
Diffstat (limited to 'bgpd/rfapi/rfapi_rib.h')
| -rw-r--r-- | bgpd/rfapi/rfapi_rib.h | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/bgpd/rfapi/rfapi_rib.h b/bgpd/rfapi/rfapi_rib.h new file mode 100644 index 0000000000..2a111946f7 --- /dev/null +++ b/bgpd/rfapi/rfapi_rib.h @@ -0,0 +1,154 @@ +/* + * + * Copyright 2009-2016, LabN Consulting, L.L.C. + * + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ + +/* + * File: rfapi_rib.h + * Purpose: per-nve rib + */ + +#ifndef QUAGGA_HGP_RFAPI_RIB_H +#define QUAGGA_HGP_RFAPI_RIB_H + +/* + * Key for indexing RIB and Pending RIB skiplists. For L3 RIBs, + * the VN address is sufficient because it represents the actual next hop. + * + * For L2 RIBs, it is possible to have multiple routes to a given L2 + * prefix via a given VN address, but each route having a unique aux_prefix. + */ +struct rfapi_rib_key +{ + struct prefix vn; + struct prefix_rd rd; + + /* + * for L2 routes: optional IP addr + * .family == 0 means "none" + */ + struct prefix aux_prefix; +}; + +struct rfapi_info +{ + struct rfapi_rib_key rk; /* NVE VN addr + aux addr */ + struct prefix un; + uint8_t cost; + uint32_t lifetime; + time_t last_sent_time; + uint32_t rsp_counter; /* dedup initial responses */ + struct bgp_tea_options *tea_options; + struct rfapi_un_option *un_options; + struct rfapi_vn_option *vn_options; + void *timer; +}; + +/* + * Work item for updated responses queue + */ +struct rfapi_updated_responses_queue +{ + struct rfapi_descriptor *rfd; + afi_t afi; +}; + + +extern void +rfapiRibClear (struct rfapi_descriptor *rfd); + +extern void +rfapiRibFree (struct rfapi_descriptor *rfd); + +extern void +rfapiRibUpdatePendingNode ( + struct bgp *bgp, + struct rfapi_descriptor *rfd, + struct rfapi_import_table *it, + struct route_node *it_node, + uint32_t lifetime); + +extern void +rfapiRibUpdatePendingNodeSubtree ( + struct bgp *bgp, + struct rfapi_descriptor *rfd, + struct rfapi_import_table *it, + struct route_node *it_node, + struct route_node *omit_subtree, + uint32_t lifetime); + +extern int +rfapiRibPreloadBi( + struct route_node *rfd_rib_node, + struct prefix *pfx_vn, + struct prefix *pfx_un, + uint32_t lifetime, + struct bgp_info *bi); + +extern struct rfapi_next_hop_entry * +rfapiRibPreload ( + struct bgp *bgp, + struct rfapi_descriptor *rfd, + struct rfapi_next_hop_entry *response, + int use_eth_resolution); + +extern void +rfapiRibPendingDeleteRoute ( + struct bgp *bgp, + struct rfapi_import_table *it, + afi_t afi, + struct route_node *it_node); + +extern void +rfapiRibShowResponsesSummary (void *stream); + +extern void +rfapiRibShowResponsesSummaryClear (void); + +extern void +rfapiRibShowResponses ( + void *stream, + struct prefix *pfx_match, + int show_removed); + +extern int +rfapiRibFTDFilterRecentPrefix( + struct rfapi_descriptor *rfd, + struct route_node *it_rn, /* import table node */ + struct prefix *pfx_target_original); /* query target */ + +extern void +rfapiFreeRfapiUnOptionChain (struct rfapi_un_option *p); + +extern void +rfapiFreeRfapiVnOptionChain (struct rfapi_vn_option *p); + +extern void +rfapiRibCheckCounts ( + int checkstats, /* validate rfd & global counts */ + unsigned int offset); /* number of ri's held separately */ + +/* enable for debugging; disable for performance */ +#if 0 +#define RFAPI_RIB_CHECK_COUNTS(checkstats, offset) rfapiRibCheckCounts(checkstats, offset) +#else +#define RFAPI_RIB_CHECK_COUNTS(checkstats, offset) +#endif + +#endif /* QUAGGA_HGP_RFAPI_RIB_H */ |