From 2b202bc4b2d870d76bfe6fb1906ae62e253cec72 Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Mon, 21 Sep 2020 08:17:51 +0000 Subject: lisp: Move to plugin Type: refactor Change-Id: I54df533a8f863c4e49742903cf2457f18b4fc506 Signed-off-by: Neale Ranns --- src/plugins/lisp/lisp-cp/gid_dictionary.h | 161 ++++++++++++++++++++++++++++++ 1 file changed, 161 insertions(+) create mode 100644 src/plugins/lisp/lisp-cp/gid_dictionary.h (limited to 'src/plugins/lisp/lisp-cp/gid_dictionary.h') diff --git a/src/plugins/lisp/lisp-cp/gid_dictionary.h b/src/plugins/lisp/lisp-cp/gid_dictionary.h new file mode 100644 index 00000000000..9a8e213c231 --- /dev/null +++ b/src/plugins/lisp/lisp-cp/gid_dictionary.h @@ -0,0 +1,161 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef VNET_LISP_GPE_GID_DICTIONARY_H_ +#define VNET_LISP_GPE_GID_DICTIONARY_H_ + +#include +#include +#include +#include + +#define GID_LOOKUP_MISS ((u32)~0) +#define GID_LOOKUP_MISS_L2 ((u64)~0) + +/* Default size of the ip4 hash table */ +#define IP4_LOOKUP_DEFAULT_HASH_NUM_BUCKETS (64 * 1024) +#define IP4_LOOKUP_DEFAULT_HASH_MEMORY_SIZE (32<<20) + +/* Default size of the ip6 hash table */ +#define IP6_LOOKUP_DEFAULT_HASH_NUM_BUCKETS (64 * 1024) +#define IP6_LOOKUP_DEFAULT_HASH_MEMORY_SIZE (32<<20) + +/* Default size of the MAC hash table */ +#define MAC_LOOKUP_DEFAULT_HASH_NUM_BUCKETS (64 * 1024) +#define MAC_LOOKUP_DEFAULT_HASH_MEMORY_SIZE (32<<20) + +/* Default size of the ARP/NDP hash table */ +#define ARP_NDP_LOOKUP_DEFAULT_HASH_NUM_BUCKETS (64 * 1024) +#define ARP_NDP_LOOKUP_DEFAULT_HASH_MEMORY_SIZE (32<<20) + +/* Default size of the NSH hash table */ +#define NSH_LOOKUP_DEFAULT_HASH_NUM_BUCKETS (64 * 1024) +#define NSH_LOOKUP_DEFAULT_HASH_MEMORY_SIZE (32<<20) + +typedef void (*foreach_subprefix_match_cb_t) (u32, void *); + +typedef struct +{ + BVT (clib_bihash) ip4_lookup_table; + + /* bitmap/vector of mask widths to search */ + uword *ip4_non_empty_dst_address_length_bitmap; + u8 *ip4_prefix_lengths_in_search_order; + ip4_address_t ip4_fib_masks[33]; + u32 ip4_prefix_len_refcount[33]; + + /* ip4 lookup table config parameters */ + u32 ip4_lookup_table_nbuckets; + uword ip4_lookup_table_size; + u32 count; +} gid_ip4_table_t; + +typedef struct +{ + BVT (clib_bihash) ip6_lookup_table; + + /* bitmap/vector of mask widths to search */ + uword *ip6_non_empty_dst_address_length_bitmap; + u8 *ip6_prefix_lengths_in_search_order; + ip6_address_t ip6_fib_masks[129]; + u64 ip6_prefix_len_refcount[129]; + + /* ip6 lookup table config parameters */ + u32 ip6_lookup_table_nbuckets; + uword ip6_lookup_table_size; + u64 count; +} gid_ip6_table_t; + +typedef struct gid_mac_table +{ + BVT (clib_bihash) mac_lookup_table; + + /* mac lookup table config parameters */ + u32 mac_lookup_table_nbuckets; + uword mac_lookup_table_size; + u64 count; +} gid_mac_table_t; + +typedef struct gid_nsh_table +{ + BVT (clib_bihash) nsh_lookup_table; + + /* nsh lookup table config parameters */ + u32 nsh_lookup_table_nbuckets; + uword nsh_lookup_table_size; + u64 count; +} gid_nsh_table_t; + +typedef struct +{ + BVT (clib_bihash) arp_ndp_lookup_table; + u32 arp_ndp_lookup_table_nbuckets; + uword arp_ndp_lookup_table_size; + u64 count; +} gid_l2_arp_ndp_table_t; + +typedef struct +{ + /** L2 ARP/NDP table */ + gid_l2_arp_ndp_table_t arp_ndp_table; + + /** NSH lookup table */ + gid_nsh_table_t nsh_table; + + /** destination IP LPM ip4 lookup table */ + gid_ip4_table_t dst_ip4_table; + + /** pool of source IP LPM ip4 lookup tables */ + gid_ip4_table_t *src_ip4_table_pool; + + /** destination IP LPM ip6 lookup table */ + gid_ip6_table_t dst_ip6_table; + + /** pool of source IP LPM ip6 lookup tables */ + gid_ip6_table_t *src_ip6_table_pool; + + /** flat source/dest mac lookup table */ + gid_mac_table_t sd_mac_table; + +} gid_dictionary_t; + +u32 +gid_dictionary_add_del (gid_dictionary_t * db, gid_address_t * key, u64 value, + u8 is_add); + +u64 gid_dictionary_lookup (gid_dictionary_t * db, gid_address_t * key); +u32 gid_dictionary_sd_lookup (gid_dictionary_t * db, gid_address_t * dst, + gid_address_t * src); + +void gid_dictionary_init (gid_dictionary_t * db); + +void +gid_dict_foreach_subprefix (gid_dictionary_t * db, gid_address_t * eid, + foreach_subprefix_match_cb_t cb, void *arg); + +void +gid_dict_foreach_l2_arp_ndp_entry (gid_dictionary_t * db, + BV (clib_bihash_foreach_key_value_pair_cb) + cb, void *ht); + +#endif /* VNET_LISP_GPE_GID_DICTIONARY_H_ */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg