2 * Copyright (c) 2008, 2009 Nicira Networks.
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.
21 /* Operations for the datapath running in the local kernel. The interface can
22 * generalize to multiple types of local datapaths, but the implementation only
23 * supports the openflow kernel module. */
25 #include "openvswitch/datapath-protocol.h"
33 /* A datapath interface. Opaque. */
35 unsigned int minor; /* For use in error messages. */
39 int dp_enumerate(struct svec *);
41 int dpif_open(const char *name, struct dpif *);
42 int dpif_create(const char *name, struct dpif *);
43 void dpif_close(struct dpif *);
45 static inline unsigned int dpif_id(const struct dpif *dpif);
46 int dpif_get_name(struct dpif *, char *name, size_t name_size);
48 int dpif_delete(struct dpif *);
50 int dpif_get_dp_stats(const struct dpif *, struct odp_stats *);
51 int dpif_get_drop_frags(const struct dpif *, bool *drop_frags);
52 int dpif_set_drop_frags(struct dpif *, bool drop_frags);
54 int dpif_get_listen_mask(const struct dpif *, int *listen_mask);
55 int dpif_set_listen_mask(struct dpif *, int listen_mask);
56 int dpif_purge(struct dpif *);
58 int dpif_port_add(struct dpif *, const char *devname, uint16_t port_no,
60 int dpif_port_del(struct dpif *, uint16_t port_no);
61 int dpif_port_query_by_number(const struct dpif *, uint16_t port_no,
63 int dpif_port_query_by_name(const struct dpif *, const char *devname,
65 int dpif_port_get_name(struct dpif *dpif, uint16_t port_no,
66 char *name, size_t name_size);
67 int dpif_port_list(const struct dpif *, struct odp_port **, size_t *n_ports);
69 int dpif_port_group_set(struct dpif *, uint16_t group,
70 const uint16_t ports[], size_t n_ports);
71 int dpif_port_group_get(const struct dpif *, uint16_t group,
72 uint16_t ports[], size_t n_ports, size_t *n_out);
74 int dpif_flow_flush(struct dpif *);
75 int dpif_flow_put(struct dpif *, struct odp_flow_put *);
76 int dpif_flow_del(struct dpif *, struct odp_flow *);
77 int dpif_flow_get(const struct dpif *, struct odp_flow *);
78 int dpif_flow_get_multiple(const struct dpif *, struct odp_flow[], size_t n);
79 int dpif_flow_list(const struct dpif *, struct odp_flow[], size_t n,
81 int dpif_flow_list_all(const struct dpif *,
82 struct odp_flow **flowsp, size_t *np);
84 int dpif_execute(struct dpif *, uint16_t in_port,
85 const union odp_action[], size_t n_actions,
86 const struct ofpbuf *);
88 int dpif_recv(struct dpif *, struct ofpbuf **);
89 void dpif_recv_wait(struct dpif *);
91 static inline unsigned int
92 dpif_id(const struct dpif *dpif)
99 int dpifmon_create(const char *datapath_name, struct dpifmon **);
100 void dpifmon_destroy(struct dpifmon *);
102 int dpifmon_poll(struct dpifmon *, char **devnamep);
104 void dpifmon_run(struct dpifmon *);
105 void dpifmon_wait(struct dpifmon *);