mirror of
https://github.com/openvswitch/ovs
synced 2025-10-13 14:07:02 +00:00
db0b6c2913
Keep track of usable protocols while parsing actions and matches, rather than checking for them afterwards. This fixes silently discarded meter and goto table instructions when not explicitly specifying the protocol to use. Signed-off-by: Jarno Rajahalme <jrajahalme@nicira.com> Signed-off-by: Ben Pfaff <blp@nicira.com>
78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/*
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* Copyright (c) 2008, 2010, 2011, 2012 Nicira, 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 LEARNING_SWITCH_H
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#define LEARNING_SWITCH_H 1
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include "ofp-util.h"
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struct ofpbuf;
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struct rconn;
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enum lswitch_mode {
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LSW_NORMAL, /* Always use OFPP_NORMAL. */
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LSW_FLOOD, /* Always use OFPP_FLOOD. */
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LSW_LEARN /* Learn MACs at controller. */
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};
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struct lswitch_config {
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enum lswitch_mode mode;
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/* 0 to use exact-match flow entries,
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* a OFPFW10_* bitmask to enable specific wildcards,
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* or UINT32_MAX to use the default wildcards (wildcarding as many fields
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* as possible.
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*
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* Ignored when max_idle < 0 (in which case no flows are set up). */
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uint32_t wildcards;
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/* <0: Process every packet at the controller.
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* >=0: Expire flows after they are unused for 'max_idle' seconds.
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* OFP_FLOW_PERMANENT: Set up permanent flows. */
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int max_idle;
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/* Optional "flow mod" requests to send to the switch at connection time,
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* to set up the flow table. */
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const struct ofputil_flow_mod *default_flows;
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size_t n_default_flows;
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enum ofputil_protocol usable_protocols;
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/* The OpenFlow queue to use by default. Use UINT32_MAX to avoid
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* specifying a particular queue. */
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uint32_t default_queue;
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/* Maps from a port name to a queue_id. */
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const struct simap *port_queues;
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/* If true, do not reply to any messages from the switch (for debugging
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* fail-open mode). */
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bool mute;
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};
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struct lswitch *lswitch_create(struct rconn *, const struct lswitch_config *);
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bool lswitch_is_alive(const struct lswitch *);
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void lswitch_set_queue(struct lswitch *sw, uint32_t queue);
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void lswitch_run(struct lswitch *);
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void lswitch_wait(struct lswitch *);
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void lswitch_destroy(struct lswitch *);
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void lswitch_mute(struct lswitch *);
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#endif /* learning-switch.h */
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