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/*
* Copyright (c) 2009, 2010, 2011, 2012, 2016, 2017 Nicira, Inc.
*
* 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.
*/
#ifndef SIMAP_H
#define SIMAP_H 1
#include "openvswitch/hmap.h"
#ifdef __cplusplus
extern "C" {
#endif
/* A map from strings to unsigned integers. */
struct simap {
struct hmap map; /* Contains "struct simap_node"s. */
};
struct simap_node {
struct hmap_node node; /* In struct simap's 'map' hmap. */
char *name;
unsigned int data;
};
#define SIMAP_INITIALIZER(SIMAP) { HMAP_INITIALIZER(&(SIMAP)->map) }
#define SIMAP_FOR_EACH(SIMAP_NODE, SIMAP) \
HMAP_FOR_EACH_INIT (SIMAP_NODE, node, &(SIMAP)->map, \
BUILD_ASSERT_TYPE(SIMAP_NODE, struct simap_node *), \
BUILD_ASSERT_TYPE(SIMAP, struct simap *))
#define SIMAP_FOR_EACH_SAFE_SHORT(SIMAP_NODE, SIMAP) \
HMAP_FOR_EACH_SAFE_SHORT_INIT (SIMAP_NODE, node, &(SIMAP)->map, \
BUILD_ASSERT_TYPE(SIMAP_NODE, struct simap_node *), \
BUILD_ASSERT_TYPE(SIMAP, struct simap *))
#define SIMAP_FOR_EACH_SAFE_LONG(SIMAP_NODE, NEXT, SIMAP) \
HMAP_FOR_EACH_SAFE_LONG_INIT (SIMAP_NODE, NEXT, node, &(SIMAP)->map, \
BUILD_ASSERT_TYPE(SIMAP_NODE, struct simap_node *), \
BUILD_ASSERT_TYPE(NEXT, struct simap_node *), \
BUILD_ASSERT_TYPE(SIMAP, struct simap *))
#define SIMAP_FOR_EACH_SAFE(...) \
OVERLOAD_SAFE_MACRO(SIMAP_FOR_EACH_SAFE_LONG, \
SIMAP_FOR_EACH_SAFE_SHORT, \
3, __VA_ARGS__)
void simap_init(struct simap *);
void simap_destroy(struct simap *);
void simap_swap(struct simap *, struct simap *);
void simap_moved(struct simap *);
void simap_clear(struct simap *);
bool simap_is_empty(const struct simap *);
size_t simap_count(const struct simap *);
bool simap_put(struct simap *, const char *, unsigned int);
unsigned int simap_increase(struct simap *, const char *, unsigned int);
unsigned int simap_get(const struct simap *, const char *);
struct simap_node *simap_find(const struct simap *, const char *);
struct simap_node *simap_find_len(const struct simap *,
const char *, size_t len);
bool simap_contains(const struct simap *, const char *);
void simap_delete(struct simap *, struct simap_node *);
bool simap_find_and_delete(struct simap *, const char *);
const struct simap_node **simap_sort(const struct simap *);
bool simap_equal(const struct simap *, const struct simap *);
uint32_t simap_hash(const struct simap *);
#ifdef __cplusplus
}
#endif
#endif /* simap.h */
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