FD.io VPP  v20.09-64-g4f7b92f0a
Vector Packet Processing
bier_fwd.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2018 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef __BIER_FWD_H__
17 #define __BIER_FWD_H__
18 
19 #include <vnet/bier/bier_types.h>
21 
24 {
25  u32 first_word = clib_net_to_host_u32(hdr->bh_first_word);
26 
27  return ((first_word &
30 }
31 
32 #endif
u32 bh_first_word
The first nibble is always set to 0101 to ensure that when carried over MPLS, the BIER packet is not ...
Definition: bier_types.h:339
#define static_always_inline
Definition: clib.h:108
#define BIER_HDR_ENTROPY_FIELD_MASK
#define BIER_HDR_ENTROPY_FIELD_SHIFT
unsigned int u32
Definition: types.h:88
static_always_inline u32 bier_compute_flow_hash(const bier_hdr_t *hdr)
Definition: bier_fwd.h:23
A BIER header of variable length The encoding follows: https://tools.ietf.org/html/draft-ietf-bier-mp...
Definition: bier_types.h:321