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/*
* Copyright (c) 2008, 2009, 2010, 2011, 2013, 2014, 2015 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 OFPROTO_NETFLOW_H
#define OFPROTO_NETFLOW_H 1
#include <stdint.h>
#include "flow.h"
#include "sset.h"
/* Default active timeout interval, in seconds.
*
* (The active timeout interval is the interval at which NetFlow records are
* sent for flows that do not expire, so that such flows are still
* accounted.) */
#define NF_ACTIVE_TIMEOUT_DEFAULT 600
struct netflow_options {
struct sset collectors;
uint8_t engine_type;
uint8_t engine_id;
int active_timeout;
bool add_id_to_iface;
};
#define NF_OUT_FLOOD OFP_PORT_C(UINT16_MAX)
#define NF_OUT_MULTI OFP_PORT_C(UINT16_MAX - 1)
#define NF_OUT_DROP OFP_PORT_C(UINT16_MAX - 2)
struct netflow *netflow_create(void);
struct netflow *netflow_ref(const struct netflow *);
void netflow_unref(struct netflow *);
bool netflow_exists(void);
int netflow_set_options(struct netflow *, const struct netflow_options *);
void netflow_run(struct netflow *);
void netflow_wait(struct netflow *);
void netflow_mask_wc(const struct flow *, struct flow_wildcards *);
void netflow_flow_clear(struct netflow *, const struct flow *);
void netflow_flow_update(struct netflow *nf, const struct flow *flow,
ofp_port_t output_iface,
const struct dpif_flow_stats *);
#endif /* netflow.h */
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