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https://github.com/openvswitch/ovs
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08146bf7d9
Add extension that allows to flush connections from CT by specifying fields that the connections should be matched against. This allows to match only some fields of the connection e.g. source address for orig direction. Reported-at: https://bugzilla.redhat.com/2120546 Signed-off-by: Ales Musil <amusil@redhat.com> Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/*
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* Copyright (c) 2023, 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 OPENVSWITCH_OFP_CT_H
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#define OPENVSWITCH_OFP_CT_H 1
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#include <stdbool.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include "openflow/nicira-ext.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct ofp_ct_tuple {
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struct in6_addr src;
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struct in6_addr dst;
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union {
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ovs_be16 src_port;
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ovs_be16 icmp_id;
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};
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union {
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ovs_be16 dst_port;
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struct {
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uint8_t icmp_code;
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uint8_t icmp_type;
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};
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};
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};
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struct ofp_ct_match {
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uint8_t ip_proto;
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uint16_t l3_type;
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struct ofp_ct_tuple tuple_orig;
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struct ofp_ct_tuple tuple_reply;
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};
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bool ofp_ct_match_is_zero(const struct ofp_ct_match *);
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bool ofp_ct_tuple_is_zero(const struct ofp_ct_tuple *, uint8_t ip_proto);
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bool ofp_ct_tuple_is_five_tuple(const struct ofp_ct_tuple *, uint8_t ip_proto);
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void ofp_ct_match_format(struct ds *, const struct ofp_ct_match *);
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bool ofp_ct_tuple_parse(struct ofp_ct_tuple *, const char *,
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struct ds *, uint8_t *ip_proto, uint16_t *l3_type);
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enum ofperr ofp_ct_match_decode(struct ofp_ct_match *, bool *with_zone,
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uint16_t *zone_id, const struct ofp_header *);
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struct ofpbuf *ofp_ct_match_encode(const struct ofp_ct_match *,
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uint16_t *zone_id,
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enum ofp_version version);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ofp-ct.h */
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