/* * 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