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/*
* Copyright (c) 2009 Nicira Networks.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef OFPROTO_H
#define OFPROTO_H 1
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include "flow.h"
#include "tag.h"
struct odp_actions;
struct ofhooks;
struct ofproto;
struct svec;
struct ofexpired {
flow_t flow;
uint64_t packet_count; /* Packets from *expired* subrules. */
uint64_t byte_count; /* Bytes from *expired* subrules. */
long long int used; /* Last-used time (0 if never used). */
long long int created; /* Creation time. */
uint8_t tcp_flags; /* Bitwise-OR of all TCP flags seen. */
uint8_t ip_tos; /* Last-seen IP type-of-service. */
};
int ofproto_create(const char *datapath, const struct ofhooks *, void *aux,
struct ofproto **ofprotop);
void ofproto_destroy(struct ofproto *);
int ofproto_run(struct ofproto *);
int ofproto_run1(struct ofproto *);
int ofproto_run2(struct ofproto *, bool revalidate_all);
void ofproto_wait(struct ofproto *);
bool ofproto_is_alive(const struct ofproto *);
/* Configuration. */
void ofproto_set_datapath_id(struct ofproto *, uint64_t datapath_id);
void ofproto_set_mgmt_id(struct ofproto *, uint64_t mgmt_id);
void ofproto_set_probe_interval(struct ofproto *, int probe_interval);
void ofproto_set_max_backoff(struct ofproto *, int max_backoff);
void ofproto_set_desc(struct ofproto *,
const char *manufacturer, const char *hardware,
const char *software, const char *serial);
int ofproto_set_in_band(struct ofproto *, bool in_band);
int ofproto_set_discovery(struct ofproto *, bool discovery,
const char *accept_controller_re,
bool update_resolv_conf);
int ofproto_set_controller(struct ofproto *, const char *controller);
int ofproto_set_listeners(struct ofproto *, const struct svec *listeners);
int ofproto_set_snoops(struct ofproto *, const struct svec *snoops);
int ofproto_set_netflow(struct ofproto *, const struct svec *collectors,
uint8_t engine_type, uint8_t engine_id, bool add_id_to_iface);
void ofproto_set_failure(struct ofproto *, bool fail_open);
void ofproto_set_rate_limit(struct ofproto *, int rate_limit, int burst_limit);
int ofproto_set_stp(struct ofproto *, bool enable_stp);
int ofproto_set_remote_execution(struct ofproto *, const char *command_acl,
const char *command_dir);
/* Configuration querying. */
uint64_t ofproto_get_datapath_id(const struct ofproto *);
int ofproto_get_probe_interval(const struct ofproto *);
int ofproto_get_max_backoff(const struct ofproto *);
bool ofproto_get_in_band(const struct ofproto *);
bool ofproto_get_discovery(const struct ofproto *);
const char *ofproto_get_controller(const struct ofproto *);
void ofproto_get_listeners(const struct ofproto *, struct svec *);
void ofproto_get_snoops(const struct ofproto *, struct svec *);
/* Functions for use by ofproto implementation modules, not by clients. */
int ofproto_send_packet(struct ofproto *, const flow_t *,
const union ofp_action *, size_t n_actions,
const struct ofpbuf *);
void ofproto_add_flow(struct ofproto *, const flow_t *, uint32_t wildcards,
unsigned int priority,
const union ofp_action *, size_t n_actions,
int idle_timeout);
void ofproto_delete_flow(struct ofproto *, const flow_t *, uint32_t wildcards,
unsigned int priority);
void ofproto_flush_flows(struct ofproto *);
/* Hooks for ovs-vswitchd. */
struct ofhooks {
void (*port_changed_cb)(enum ofp_port_reason, const struct ofp_phy_port *,
void *aux);
bool (*normal_cb)(const flow_t *, const struct ofpbuf *packet,
struct odp_actions *, tag_type *, void *aux);
void (*account_flow_cb)(const flow_t *, const union odp_action *,
size_t n_actions, unsigned long long int n_bytes,
void *aux);
void (*account_checkpoint_cb)(void *aux);
};
void ofproto_revalidate(struct ofproto *, tag_type);
struct tag_set *ofproto_get_revalidate_set(struct ofproto *);
#endif /* ofproto.h */
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