2 * Copyright (c) 2008, 2009, 2010, 2011, 2013 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef OFPROTO_NETFLOW_H
18 #define OFPROTO_NETFLOW_H 1
24 /* Default active timeout interval, in seconds.
26 * (The active timeout interval is the interval at which NetFlow records are
27 * sent for flows that do not expire, so that such flows are still
29 #define NF_ACTIVE_TIMEOUT_DEFAULT 600
31 struct netflow_options {
32 struct sset collectors;
39 #define NF_OUT_FLOOD OFP_PORT_C(UINT16_MAX)
40 #define NF_OUT_MULTI OFP_PORT_C(UINT16_MAX - 1)
41 #define NF_OUT_DROP OFP_PORT_C(UINT16_MAX - 2)
43 struct netflow *netflow_create(void);
44 struct netflow *netflow_ref(const struct netflow *);
45 void netflow_unref(struct netflow *);
46 bool netflow_exists(void);
48 int netflow_set_options(struct netflow *, const struct netflow_options *);
49 void netflow_expire(struct netflow *, struct flow *);
51 void netflow_run(struct netflow *);
52 void netflow_wait(struct netflow *);
54 void netflow_mask_wc(struct flow *, struct flow_wildcards *);
56 void netflow_flow_clear(struct netflow *netflow, struct flow *flow);
58 void netflow_flow_update(struct netflow *nf, struct flow *flow,
59 ofp_port_t output_iface,
60 const struct dpif_flow_stats *);
62 #endif /* netflow.h */