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/*
* Copyright (c) 2010, 2011 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 DPIF_LINUX_H
#define DPIF_LINUX_H 1
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <linux/openvswitch.h>
struct ofpbuf;
struct dpif_linux_vport {
/* Generic Netlink header. */
uint8_t cmd;
/* ovs_vport header. */
int dp_ifindex;
uint32_t port_no; /* UINT32_MAX if unknown. */
enum ovs_vport_type type;
/* Attributes.
*
* The 'stats' member points to 64-bit data that might only be aligned on
* 32-bit boundaries, so use get_unaligned_u64() to access its values.
*/
const char *name; /* OVS_VPORT_ATTR_NAME. */
const uint32_t *upcall_pid; /* OVS_VPORT_ATTR_UPCALL_PID. */
const struct ovs_vport_stats *stats; /* OVS_VPORT_ATTR_STATS. */
const uint8_t *address; /* OVS_VPORT_ATTR_ADDRESS. */
const struct nlattr *options; /* OVS_VPORT_ATTR_OPTIONS. */
size_t options_len;
};
void dpif_linux_vport_init(struct dpif_linux_vport *);
int dpif_linux_vport_transact(const struct dpif_linux_vport *request,
struct dpif_linux_vport *reply,
struct ofpbuf **bufp);
int dpif_linux_vport_get(const char *name, struct dpif_linux_vport *reply,
struct ofpbuf **bufp);
bool dpif_linux_is_internal_device(const char *name);
int dpif_linux_vport_send(int dp_ifindex, uint32_t port_no,
const void *data, size_t size);
#endif /* dpif-linux.h */
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