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-rw-r--r--vppinfra/vppinfra/bihash_8_8.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/vppinfra/vppinfra/bihash_8_8.h b/vppinfra/vppinfra/bihash_8_8.h
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+/*
+ * Copyright (c) 2015 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.
+ */
+#undef BIHASH_TYPE
+
+#define BIHASH_TYPE _8_8
+#define BIHASH_KVP_PER_PAGE 4
+
+#ifndef __included_bihash_8_8_h__
+#define __included_bihash_8_8_h__
+
+#include <vppinfra/heap.h>
+#include <vppinfra/format.h>
+#include <vppinfra/pool.h>
+#include <vppinfra/xxhash.h>
+
+typedef struct {
+ u64 key;
+ u64 value;
+} clib_bihash_kv_8_8_t;
+
+static inline int clib_bihash_is_free_8_8 (clib_bihash_kv_8_8_t *v)
+{
+ if (v->key == ~0ULL && v->value == ~0ULL)
+ return 1;
+ return 0;
+}
+
+static inline u64 clib_bihash_hash_8_8 (clib_bihash_kv_8_8_t *v)
+{
+ return clib_xxhash (v->key);
+}
+
+static inline u8 * format_bihash_kvp_8_8 (u8 * s, va_list * args)
+{
+ clib_bihash_kv_8_8_t * v = va_arg (*args, clib_bihash_kv_8_8_t *);
+
+ s = format (s, "key %llu value %llu", v->key, v->value);
+ return s;
+}
+
+static inline int clib_bihash_key_compare_8_8 (u64 a, u64 b)
+{
+ return a == b;
+}
+
+#undef __included_bihash_template_h__
+#include <vppinfra/bihash_template.h>
+
+#endif /* __included_bihash_8_8_h__ */