053d093524
Type: improvement Signed-off-by: Dave Barach <dave@barachs.net> Change-Id: Id28299a188feefa1899d835fd499f018af95d81b
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
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* Copyright (c) 2012 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SRC_VPPINFRA_FLOWHASH_8_8_H_
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#define SRC_VPPINFRA_FLOWHASH_8_8_H_
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#ifdef __included_flowhash_template_h__
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#undef __included_flowhash_template_h__
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#endif
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#include <vppinfra/clib.h>
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#include <vppinfra/xxhash.h>
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#include <vppinfra/crc32.h>
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typedef struct {
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u64 as_u64[1];
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} flowhash_skey_8_8_t;
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typedef struct {
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u64 as_u64[1];
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} flowhash_lkey_8_8_t;
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typedef struct {
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u64 as_u64[1];
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} flowhash_value_8_8_t;
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#define FLOWHASH_TYPE _8_8
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#include <vppinfra/flowhash_template.h>
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#undef FLOWHASH_TYPE
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static_always_inline
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u32 flowhash_hash_8_8(flowhash_lkey_8_8_t *k)
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{
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#ifdef clib_crc32c_uses_intrinsics
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return clib_crc32c ((u8 *) &k->as_u64[0], 8);
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#else
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return clib_xxhash (k->as_u64[0]);
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#endif
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}
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static_always_inline
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u8 flowhash_cmp_key_8_8(flowhash_skey_8_8_t *a,
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flowhash_lkey_8_8_t *b)
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{
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return a->as_u64[0] != b->as_u64[0];
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}
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static_always_inline
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void flowhash_cpy_key_8_8(flowhash_skey_8_8_t *dst,
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flowhash_lkey_8_8_t *src)
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{
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dst->as_u64[0] = src->as_u64[0];
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}
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#endif /* SRC_VPPINFRA_FLOWHASH_8_8_H_ */
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