2 * Copyright (c) 2015 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.
17 #define BIHASH_TYPE _8_8
18 #define BIHASH_KVP_PER_PAGE 4
20 #ifndef __included_bihash_8_8_h__
21 #define __included_bihash_8_8_h__
23 #include <vppinfra/heap.h>
24 #include <vppinfra/format.h>
25 #include <vppinfra/pool.h>
26 #include <vppinfra/xxhash.h>
28 /** 8 octet key, 8 octet key value pair */
30 u64 key; /**< the key */
31 u64 value; /**< the value */
32 } clib_bihash_kv_8_8_t;
34 /** Decide if a clib_bihash_kv_8_8_t instance is free
35 @param v- pointer to the (key,value) pair
37 static inline int clib_bihash_is_free_8_8 (clib_bihash_kv_8_8_t *v)
39 if (v->key == ~0ULL && v->value == ~0ULL)
44 /** Hash a clib_bihash_kv_8_8_t instance
45 @param v - pointer to the (key,value) pair, hash the key (only)
47 static inline u64 clib_bihash_hash_8_8 (clib_bihash_kv_8_8_t *v)
49 return clib_xxhash (v->key);
52 /** Format a clib_bihash_kv_8_8_t instance
53 @param s - u8 * vector under construction
54 @param v (vararg) - the (key,value) pair to format
55 @return s - the u8 * vector under construction
57 static inline u8 * format_bihash_kvp_8_8 (u8 * s, va_list * args)
59 clib_bihash_kv_8_8_t * v = va_arg (*args, clib_bihash_kv_8_8_t *);
61 s = format (s, "key %llu value %llu", v->key, v->value);
65 /** Compare two clib_bihash_kv_8_8_t instances
69 static inline int clib_bihash_key_compare_8_8 (u64 a, u64 b)
74 #undef __included_bihash_template_h__
75 #include <vppinfra/bihash_template.h>
77 #endif /* __included_bihash_8_8_h__ */