mirror of
https://github.com/openvswitch/ovs
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5a686267d3
Part of the uuidset implementation is taken from the OVN codebase where
it was added via commit 0e77b3bcbfe2 ("ovn-northd-ddlog: New
implementation of ovn-northd based on ddlog.").
We now extend that, adding a few helpers and tests.
Co-authored-by: Leonid Ryzhyk <lryzhyk@vmware.com>
Signed-off-by: Leonid Ryzhyk <lryzhyk@vmware.com>
Co-authored-by: Justin Pettit <jpettit@ovn.org>
Signed-off-by: Justin Pettit <jpettit@ovn.org>
Co-authored-by: Ben Pfaff <blp@ovn.org>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Signed-off-by: Dumitru Ceara <dceara@redhat.com>
Reviewed-by: Ales Musil <amusil@redhat.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* Copyright (c) 2020, 2022 VMware, Inc.
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* Copyright (c) 2022 Red Hat, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OVN_UUIDSET_H
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#define OVN_UUIDSET_H 1
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#include "lib/uuid.h"
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#include "openvswitch/hmap.h"
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/* A node within a set of uuids. */
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struct uuidset_node {
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struct hmap_node hmap_node;
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struct uuid uuid;
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};
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/* A set of UUIDs. */
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struct uuidset {
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struct hmap uuids;
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};
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#define UUIDSET_INITIALIZER(UUIDSET) \
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{ .uuids = HMAP_INITIALIZER(&(UUIDSET)->uuids) }
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#define UUIDSET_FOR_EACH(NODE, SET) \
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HMAP_FOR_EACH (NODE, hmap_node, &(SET)->uuids)
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#define UUIDSET_FOR_EACH_SAFE(NODE, SET) \
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HMAP_FOR_EACH_SAFE (NODE, hmap_node, &(SET)->uuids)
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void uuidset_init(struct uuidset *);
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void uuidset_destroy(struct uuidset *);
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void uuidset_clear(struct uuidset *);
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struct uuidset_node *uuidset_find(const struct uuidset *, const struct uuid *);
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bool uuidset_find_and_delete(struct uuidset *, const struct uuid *);
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void uuidset_insert(struct uuidset *, const struct uuid *);
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void uuidset_delete(struct uuidset *, struct uuidset_node *);
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struct uuid *uuidset_array(const struct uuidset *);
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static inline bool
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uuidset_is_empty(const struct uuidset *set)
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{
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return hmap_is_empty(&set->uuids);
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}
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static inline size_t
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uuidset_count(const struct uuidset *set)
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{
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return hmap_count(&set->uuids);
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}
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static inline bool
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uuidset_contains(const struct uuidset *set, const struct uuid *uuid)
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{
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return !!uuidset_find(set, uuid);
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}
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#endif /* lib/uuidset.h */
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