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|---|
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| 0060 | 6b 41 45 04 2b ba 2a a2 e8 8a 14 59 6c d8 50 59 14 7b 5f 14 51 51 d6 c5 82 0d 35 6f 92 00 ba ee | kAE.+.*....Yl.PY.{_.QQ....5o.... |
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| 00a0 | 39 29 29 99 49 7a 04 10 c0 00 24 60 05 54 d9 1c 89 c8 3f 3a 3a 02 40 19 aa ff 2e ef 6e 40 6b 28 | 9)).Iz....$`.T....?::.@.....n@k( |
| 00c0 | 57 ed e5 b1 fe d9 fe 5f 45 93 cb 93 70 00 40 a2 21 4e e5 4a 38 d9 10 1f 06 00 77 e5 88 c4 39 00 | W......_E...p.@.!N.J8.....w...9. |
| 00e0 | 10 7a a1 de 6c 56 8e 08 62 22 64 09 b4 c5 90 20 c4 e6 72 9c ae c4 ee 72 9c aa c4 11 0a 9b b8 98 | .z..lV..b"d.......r....r........ |
| 0100 | 40 88 53 00 50 a1 b2 d9 e2 74 00 d4 e4 bc 98 b9 9c 74 18 47 ad 18 62 07 21 57 20 84 b8 19 62 1f | @.S.P....t.......t.G..b.!W....b. |
| 0120 | 0e 9f cd 85 f8 33 c4 a3 b2 b3 67 40 ac 6e 0d b1 75 ea 77 71 d2 ff 16 33 75 38 26 9b 9d 3e 8c 95 | .....3....g@.n..u.wq...3u8&..>.. |
| 0140 | b9 28 44 25 48 20 11 65 b1 e7 fc 9f c3 f1 bf 25 3b 4b 3a d4 87 19 2c 54 be 38 2c 46 9e b3 7c dc | .(D%H..e.......%;K:...,T.8,F..|. |
| 0160 | 32 67 84 cb 31 15 e2 56 61 6a 64 14 c4 5a 10 5f 13 70 15 f6 72 fc 84 2f 0d 8b 1f b4 ff c0 91 04 | 2g..1..Vajd..Z._.p..r../........ |
| 0180 | c2 31 83 33 0d 50 2a 97 1d 14 0e b1 01 c4 a6 d2 cc 78 ff 41 ec c3 16 2b 7c a1 3d 9a 9c c7 8f 4b | .1.3.P*..........x.A...+|.=....K |
| 01a0 | 54 c6 47 85 e2 19 31 83 f1 d1 3c 61 56 64 c4 60 9c 62 3e 8f 35 84 2b 79 92 e0 d8 21 9b 34 41 08 | T.G...1...<aVd.`.b>.5.+y...!.4A. |
| 01c0 | 0b 62 38 87 68 a3 20 87 15 37 18 b3 35 57 90 10 09 b1 1a c4 f7 24 99 b1 e1 83 be cf f3 f8 81 91 | .b8.h....7..5W.......$.......... |
| 01e0 | c3 7d 49 63 e4 9c e1 9c 63 20 5b 32 94 0b 66 9e 26 0e 89 51 da 63 ae 7c 01 2b 72 50 1f 91 c3 8f | .}Ic....c.[2..f.&..Q.c.|.+rP.... |
| 0200 | 0b 53 fa 62 d3 38 6c 05 07 5d 88 33 78 92 49 11 43 7c b8 bc a0 60 25 1f 2c 9f 27 8c 1f e4 89 95 | .S.b.8l..].3x.I.C|...`%.,.'..... |
| 0220 | 88 72 02 62 06 ed 77 8a b2 a2 07 ed b1 66 5e 56 a8 5c 6f 0a 71 bb 24 37 76 c8 b7 2f 07 2e 36 65 | .r.b..w......f^V.\o.q.$7v../..6e |
| 0240 | 2e 38 c8 60 8f 8f 56 f6 8b 6b 8b 72 a2 e3 94 dc 70 26 88 00 81 20 08 30 81 14 96 54 30 03 64 00 | .8.`..V..k.r....p&.....0...T0.d. |
| 0260 | 41 7b 6f 43 2f 18 6a 09 01 6c 20 06 e9 80 07 ec 07 35 43 1e 89 8a 16 21 fc c6 82 3c f0 27 44 3c | A{oC/.j..l.......5C....!...<.'D< |
| 0280 | 20 19 f6 0b 50 b4 f2 40 2e d4 7f 19 d6 2a bf f6 20 4d d1 9a ab f0 c8 04 4f 20 ce c6 f5 71 1f dc | ....P..@.....*...M......O....q.. |
| 02a0 | 0b 8f 80 5f 3f 58 9c 70 77 dc 63 c8 8f a9 3e d4 2b 31 98 18 44 0c 23 86 10 6d a6 0b f2 c5 3f c4 | ..._?X.pw.c...>.+1..D.#..m....?. |
| 02c0 |
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/*
* mpls_fib.h: The Label/MPLS FIB
*
* Copyright (c) 2012 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 __MPLS_FIB_TABLE_H__
#define __MPLS_FIB_TABLE_H__
#include <vnet/vnet.h>
#include <vnet/mpls/mpls.h>
#include <vnet/fib/fib_types.h>
#include <vnet/dpo/dpo.h>
#include <vnet/mpls/mpls.h>
#include <vnet/fib/fib_table.h>
#define MPLS_FIB_DEFAULT_TABLE_ID 0
/**
* Type exposure is to allow the DP fast/inlined access
*/
#define MPLS_FIB_KEY_SIZE 21
#define MPLS_FIB_DB_SIZE (1 << (MPLS_FIB_KEY_SIZE-1))
/**
* There are no options for controlling the MPLS flow hash
*/
#define MPLS_FLOW_HASH_DEFAULT 0
typedef struct mpls_fib_t_
{
/**
* Required for pool_get_aligned
*/
CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
/**
* A hash table of entries. 21 bit key
* Hash table for reduced memory footprint
*/
uword * mf_entries;
/**
* The load-balance indices keyed by 21 bit label+eos bit.
* A flat array for maximum lookup performace.
*/
index_t mf_lbs[MPLS_FIB_DB_SIZE];
} mpls_fib_t;
static inline mpls_fib_t*
mpls_fib_get (fib_node_index_t index)
{
return (pool_elt_at_index(mpls_main.mpls_fibs, index));
}
extern u32 mpls_fib_table_find_or_create_and_lock(u32 table_id,
fib_source_t src);
extern u32 mpls_fib_table_create_and_lock(fib_source_t src);
// extern mpls_fib_t * mpls_fib_find(u32 table_id);
extern u32 mpls_fib_index_from_table_id(u32 table_id);
extern u8 *format_mpls_fib_table_name(u8 * s, va_list * args);
extern fib_node_index_t mpls_fib_table_entry_add_from_ip_fib_entry (
u32 table_id,
mpls_label_t label,
mpls_eos_bit_t eos,
fib_node_index_t fib_entry_index);
extern fib_node_index_t mpls_fib_table_lookup(const mpls_fib_t *mf,
mpls_label_t label,
mpls_eos_bit_t eos);
extern void mpls_fib_table_entry_remove(mpls_fib_t *mf,
mpls_label_t label,
mpls_eos_bit_t eos);
extern void mpls_fib_table_entry_insert(mpls_fib_t *mf,
mpls_label_t label,
mpls_eos_bit_t eos,
fib_node_index_t fei);
extern void mpls_fib_table_destroy(u32 fib_index);
extern void mpls_fib_forwarding_table_update(mpls_fib_t *mf,
mpls_label_t label,
mpls_eos_bit_t eos,
const dpo_id_t *dpo);
extern void mpls_fib_forwarding_table_reset(mpls_fib_t *mf,
mpls_label_t label,
mpls_eos_bit_t eos);
/**
* @brief Walk all entries in a FIB table
* N.B: This is NOT safe to deletes. If you need to delete walk the whole
* table and store elements in a vector, then delete the elements
*/
extern void mpls_fib_table_walk(mpls_fib_t *fib,
fib_table_walk_fn_t fn,
void *ctx);
extern u8 *format_mpls_fib_table_memory(u8 * s, va_list * args);
/**
* @brief
* Lookup a label and EOS bit in the MPLS_FIB table to retrieve the
* load-balance index to be used for packet forwarding.
*/
static inline index_t
mpls_fib_table_forwarding_lookup (u32 mpls_fib_index,
const mpls_unicast_header_t *hdr)
{
mpls_label_t label;
mpls_fib_t *mf;
u32 key;
label = clib_net_to_host_u32(hdr->label_exp_s_ttl);
key = (vnet_mpls_uc_get_label(label) << 1) | vnet_mpls_uc_get_s(label);
mf = mpls_fib_get(mpls_fib_index);
return (mf->mf_lbs[key]);
}
static inline u32
mpls_fib_table_get_index_for_sw_if_index (u32 sw_if_index)
{
mpls_main_t *mm = &mpls_main;
ASSERT(vec_len(mm->fib_index_by_sw_if_index) > sw_if_index);
return (mm->fib_index_by_sw_if_index[sw_if_index]);
}
#endif
