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/*
* Copyright (c) 2018 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 __BIER_FWD_H__
#define __BIER_FWD_H__
#include <vnet/bier/bier_types.h>
#include <vnet/bier/bier_hdr_inlines.h>
static_always_inline u32
bier_compute_flow_hash (const bier_hdr_t *hdr)
{
u32 first_word = clib_net_to_host_u32(hdr->bh_first_word);
return ((first_word &
BIER_HDR_ENTROPY_FIELD_MASK) >>
BIER_HDR_ENTROPY_FIELD_SHIFT);
}
#endif
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