2 * Copyright (c) 2016 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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #define BIHASH_TYPE _48_8
19 #define BIHASH_KVP_PER_PAGE 4
21 #ifndef __included_bihash_48_8_h__
22 #define __included_bihash_48_8_h__
24 #include <vppinfra/crc32.h>
25 #include <vppinfra/heap.h>
26 #include <vppinfra/format.h>
27 #include <vppinfra/pool.h>
28 #include <vppinfra/xxhash.h>
34 } clib_bihash_kv_48_8_t;
37 clib_bihash_is_free_48_8 (const clib_bihash_kv_48_8_t * v)
39 /* Free values are memset to 0xff, check a bit... */
40 if (v->key[0] == ~0ULL && v->value == ~0ULL)
46 clib_bihash_hash_48_8 (const clib_bihash_kv_48_8_t * v)
48 #ifdef clib_crc32c_uses_intrinsics
49 return clib_crc32c ((u8 *) v->key, 48);
51 u64 tmp = v->key[0] ^ v->key[1] ^ v->key[2] ^ v->key[3] ^ v->key[4]
53 return clib_xxhash (tmp);
58 format_bihash_kvp_48_8 (u8 * s, va_list * args)
60 clib_bihash_kv_48_8_t *v = va_arg (*args, clib_bihash_kv_48_8_t *);
62 s = format (s, "key %llu %llu %llu %llu %llu %llu value %llu", v->key[0],
63 v->key[1], v->key[2], v->key[3], v->key[4], v->key[5],
69 clib_bihash_key_compare_48_8 (const u64 * a, const u64 * b)
71 return ((a[0] ^ b[0]) | (a[1] ^ b[1]) | (a[2] ^ b[2]) | (a[3] ^ b[3])
72 | (a[4] ^ b[4]) | (a[5] ^ b[5])) == 0;
75 #undef __included_bihash_template_h__
76 #include <vppinfra/bihash_template.h>
78 #endif /* __included_bihash_48_8_h__ */
81 * fd.io coding-style-patch-verification: ON
84 * eval: (c-set-style "gnu")