/*
- * Copyright (c) 2008 Nicira Networks.
+ * Copyright (c) 2008, 2011, 2012 Nicira, Inc.
*
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
+ * 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:
*
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ * 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 TAG_H
#define TAG_H 1
-#include <assert.h>
#include <stdbool.h>
#include <stdint.h>
#include "util.h"
static inline bool tag_is_valid(tag_type);
/* Returns true if 'a' and 'b' have at least one tag in common,
- * false if their set of tags is disjoint. . */
+ * false if their set of tags is disjoint. */
static inline bool
tag_intersects(tag_type a, tag_type b)
{
void tag_set_init(struct tag_set *);
void tag_set_add(struct tag_set *, tag_type);
+void tag_set_union(struct tag_set *, const struct tag_set *);
static inline bool tag_set_is_empty(const struct tag_set *);
static inline bool tag_set_intersects(const struct tag_set *, tag_type);